utility model content
The utility model has designed a kind of vertical type powder former, the technical problem of its solution is: the running part of (1) existing vertical type powder former is all on cabinet top, and oil pump feed oil leakage phenomenon is more serious, mechanical loss is fast, and transmission is unstable; (2) mechanical movement of existing vertical type powder former part is all installed externally, cannot prevent dust, and fuel feeding also can flow out outside; (3) motion of each mechanism of existing vertical type powder former is not all the rotation campaign by cam, cannot guarantee the consistent stability that guarantees stampings in revolution pressing cycle shuttling movement.
In order to solve the technical problem of above-mentioned existence, the utility model has adopted following scheme:
A vertical type powder former, comprises mechanical transmission structure and die carrier structure (30), it is characterized in that: the bottom that described mechanical transmission structure is positioned at described vertical type powder former when guaranteeing to turn round steadily.
Further, V belt wheel (2) is fixed on motor (1), and V band (3) is sent to the rotation of V belt wheel (2) on large flywheel (4); Again group vertical air clutch (5) ventilation is started, large flywheel (4) and power transmission shaft (6) are linked into an integrated entity; By the tooth on power transmission shaft (6) and master gear (7), be combined together, prevent floating overhead cam (8), upper punch cam (9), release cam (10), extract cam (11) and powder feeding cam follows master gear (7) to get into smooth; Master gear (7), prevent floating overhead cam (8), upper punch cam (9), release cam (10), extract cam (11), powder feeding cam is linked into an integrated entity by an axle.
Further, die carrier structure (30) comprises upper punch (31), middle mould (32), undershoot (33), plug (34) and leads rod (35); Upper punch (31) is locked in upper punch (22), and upper punch to lead rod (35) be to connect upper punch (22) and drop-down mother (20), drop-down mother's (20) rectilinear motion is up and down by the upper punch arm of force (14), to follow upper punch cam (9) to rotate and swing, pressurization adjust structure (25) be device in drop-down mother (20), by final pressurization, adjust structure (25) and adjust stampings density in compacting is increased.
Further, the filling position of middle mould (32) is to adjust structure (23) partial adjustment by filling, extracting position adjusts by extracting adjustment structure (24), middle template and plug (34) are to link into an integrated entity by leading rod (35), and plug (34) is to be locked on bottom main shaft (19), bottom main shaft (19) is to be again fixed on that to extract plate (18) upper, so extract the motion of plate (18), is to follow and extract cam (11) and rotate and swing by extracting the arm of force (13); Opening group vertical (26) is that middle mould (32) is extracted the limit switch of adjustment, prevent that floating upper arm (15) from being by preventing that swing that the rotation of floating overhead cam (8) realizes self from preventing that bottom main shaft (19) from having suppressed and having extracted the arm of force (13) at stampings and not also being pressed in while extracting on plate and moving upward, by extracting the arm of force (13), extracting plate (18) compacting, make middle mould (32) decline make the stampings demoulding, release group vertical (27) is the opening and closing of opening group vertical (26) for controlling; Release group vertical (27) is follow the rotation of release cam (10) and swing by releasing the arm of force (16), then is controlling and opening group vertical (26); Undershoot (33) is fixed.
Further, the adjustment of adjusting structure (23) by filling is risen middle mould (32), then the filling position that the powder feeding arm of force is just fed to middle mould (32) the powder in charging basket exits, upper punch (31) moves downward and enters middle mould (32) and carry out the compacting to powder, upper punch (31) rises, middle mould (32) declines, and stampings are just ejected middle mould (32) by undershoot (33), and the feeding of the powder feeding arm of force is given and stampings are released.
This vertical type powder former is compared with traditional vertical type powder former, has following beneficial effect:
(1) the utility model is placed on below mechanical transmission structure, and the equipment while realizing running is steady, and oil pump feed is to recycle.
(2) the utility model due to master gear, prevent floating overhead cam, upper punch cam, release cam, extract cam, powder feeding cam links into an integrated entity by an axle, the motion that makes each mechanism is all the rotation campaign by cam, can under the consistent situation of revolution pressing cycle shuttling movement, guarantee the stability of stampings.
the specific embodiment
Below in conjunction with Fig. 1 and Fig. 2, the utility model is described further:
Vertical type powder former comprises mechanical transmission structure and die carrier structure 30.
Wherein, fuselage mechanical transmission structure comprises motor 1, V belt wheel 2, V is with 3, large flywheel 4, group vertical air clutch 5, power transmission shaft 6, master gear 7, prevent floating overhead cam 8, upper punch cam 9, release cam 10, extract cam 11, powder feeding cam 12, extract the arm of force 13, the upper punch arm of force 14, prevent floating upper arm 15, release the arm of force 16, the powder feeding arm of force 17, extract plate 18, bottom main shaft 19, drop-down female 20, upper punch is led rod 21, upper punch 22, structure 23 is adjusted in filling, extract and adjust structure 24, structure 25 is adjusted in final pressurization, open group vertical 26, release group vertical 27, electric-controlled case 28, charging basket.
Die carrier structure 30 comprises upper punch 31, middle mould 32, and undershoot 33, plug 34, leads rod 35.
The transmission order of press: motor 1 starts after rotation, and V belt wheel 2 is fixed on motor 1, and V is sent on large flywheel 4 with the rotation of 3 V belt wheels 2.Again 5 ventilations of group vertical air clutch are started, large flywheel 4 and power transmission shaft 6 are linked into an integrated entity.Then by the tooth on power transmission shaft 6 and master gear 7, be combined together, so prevent floating overhead cam 8, upper punch cam 9, releases cam 10, extracts cam 11, and powder feeding cam follows master gear 7 to get into smooth.Master gear 7, prevents floating overhead cam 8, and upper punch cam 9, releases cam 10, extracts cam 11, and powder feeding cam is linked into an integrated entity by axle.
Be below the transmission order at each position of mould bases:
The rectilinear motion of A, upper punch 31 rotates by upper punch cam 9 curvilinear motion forming and forms.The transmission ordinal relation of upper punch 31: upper punch 31 is locked in upper punch 22, and upper punch to lead rod be to connect upper punch 22 and drop-down female 20, drop-down female 20 rectilinear motion up and down (in limited range) is by the upper punch arm of force 14, to follow upper punch cam 9 to rotate and swing and move.It is that device is in drop-down female 20, so can be adjusted stampings density in compacting is increased by final pressurization adjustment structure 25 that structure 25 is adjusted in final pressurization.
The filling of B, middle mould 32 and the order of extracting: structure 23 partial adjustments are adjusted by filling in the filling position of middle mould 32.Extract position and adjust by extracting adjustment structure 24, but extracting of stampings not.Middle template and plug 34 are to link into an integrated entity by leading rod, and plug 34 is locked on bottom main shaft 19, and bottom main shaft 19 is to be again fixed on to extract on plate 18, so extract the motion of plate 18, are to follow and extract cam 11 and rotate and swing and move by extracting the arm of force 13.Opening group vertical 26 is that middle mould 32 is extracted the limit switch of adjustment, prevent that floating upper arm 15 from being by preventing that the swing that the rotation of floating overhead cam 8 realizes self from preventing that bottom main shaft 19 from moving upward, and then extracting plate 18 compactings, making middle mould 32 declines make the stampings demoulding by extracting the arm of force 13, release group vertical 27 is the opening and closing of opening group vertical 26 for controlling.Release group vertical 27 is follow the rotation of release cam 10 and swing to move by releasing the arm of force 16, then is controlling and opening group vertical 26.
C, undershoot 33 are fixed.
The ordinal relation of powder feeding: powder is to be provided by charging basket, powder be fed to 32 li of middle moulds, be to drive the swing of the powder feeding arm of force carry out feeding and stampings are released by powder feeding cam.
The overall process of press compacted products: the adjustment of adjusting structure 23 by filling is risen middle mould 32, then the filling position that the powder feeding arm of force is just fed to middle mould 32 the powder in charging basket exits, and then upper punch 31 just starts to move downward and enters middle mould 32 and carry out the compacting (undershoot 33 is fixing) to powder, after having suppressed, upper punch 31 rises, so middle mould 32 declines, stampings are just ejected middle mould 32 by undershoot 33, and last powder feeding arm of force feeding is given and stampings are released.
The utility model vertical type powder former transmission principle is as follows:
1, drive division, by motor, via V-type belt wheel, drive and be positioned at the large flywheel above clutch shaft, this flywheel and power transmission shaft, by combined air clutch, combined, and driving power on power transmission shaft is transferred to camshaft by master gear, be that this drive prevents floating overhead cam, upper punch cam, middle mould positioning cam and extract cam.
2, rocking arm portion, makes the action of cam can be sent to other structure portions, extracts from top to bottom rocking arm, and upper punch rocking arm prevents floating upper arm and releases rocking arm.
3, filling part, is to adjust filling by the rotation of filling adjustment gear, extracts the position of plate carry out filling stroke with adjustment.
4, extract portion, by extracting the arm of force, drive and to extract plate and extract stroke, extracting stroke is by extracting adjustment part adjustment.
5, upper punch drive division, is used upper punch rocking arm to drive drop-down mother, leads excellent interlock and drives upper punch to move up and down, and drive mould bases upper punch to move up and down pressurized by upper punch.
6, powder feeding portion, is to drive the powder feeding arm of force to swing powder feeding by powder feeding cam, and powder is to be provided by powder bucket.
7, mould bases portion, mould bases fixed head is fixed on board, and next punching is fixing, and following two punch is by the adjustment part of mould bases itself, to assign to adjust move up and down pressurized.Middle mould (plug) is to move up and down pressurized by filling part and the adjustment of extracting portion.Plug cylinder is by air, to be entered to arrange to adjust to move up and down.Upper punch is to drive to move up and down pressurized by upper punch drive division.
In simple terms, by driven by motor, through V, be with V belt wheel and with the connection of flywheel, drive power transmission shaft to rotate, then through the transition switching of master gear, the rotation of power transmission shaft being passed on each cam.Then in the mechanism under the rotation of each self-corresponding cam being sent to by the arm of force.It is upper that the upper punch arm of force is sent to drop-down mother the rotation of upper punch cam, and drop-down mother leads rod in process upper punch and is sent on upper punch; Extract the arm of force rotation of extracting cam is sent to and is extracted on plate, by bottom main shaft and plug, be sent on middle mould; The release arm of force is write a biography through release group the rotation of releasing cam deliver to open to organize and is stood; Prevent that floating upper arm is sent to bottom main shaft preventing that floating overhead cam from rotating.
By reference to the accompanying drawings the utility model has been carried out to exemplary description above; obvious realization of the present utility model is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present utility model and technical scheme to carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all in protection domain of the present utility model.