CN209303708U - A kind of upper two structure of Powder metallurgic forming machines - Google Patents

Abstract

The utility model discloses a kind of upper two structures of Powder metallurgic forming machines, it includes upper skewback, cope plate, interior rush piston rod, the outer cylinder body for rushing piston rod, being fixed on cope plate, is fixed on the interior upper interior punching for rushing underpart of the piston rod and is fixed on the outer upper outer punching for rushing underpart of the piston rod, the upper skewback is mounted in the recessed portion of cylinder interior setting, the interior piston rod that rushes is mounted in cylinder body by upper skewback, through cope plate, the outer piston rod that rushes is mounted on the lower end surface of cope plate the interior piston rod that rushes.The utility model is by being arranged upper Nei Chong and upper outer punching to preferably carry out the compression moulding of multi-step infrastructure product, and the efficiency of formed product improves, and dimensional accuracy is higher；And by adjusting upper skewback to adjust the position after sweeping away row in upper, so that the length of product upper section be made to be more easily controlled.The utility model improves the structure and function of molding machine, produce unconventional product can also easily, is conducive to the exploitation of new product.

Description

A kind of upper two structure of Powder metallurgic forming machines

Technical field

The utility model relates to upper two structure of one of powder metallurgical technology, especially a kind of powder metallurgy formings Upper two structure of machine.

Background technique

With the development and maturation of metallurgical technology, more and more products are made of PM technique.Powder Metallurgy is to use the mixture of metal powder or metal powder and non-metal powder as raw material, by shaping and being sintered, manufacture gold Belong to the technology of material, composite material and various types product.

In PM technique, in order to preferably produce the more complicated product of structure, frequently with upper two lower two The molding machine of structure.Upper two lower two structures are the structure having there are two upper punch and two low punches, two formed punches of the same side Including inner punch and outer ram, wherein inner punch is commonly used for the length of control product, and outer ram is commonly used for the powder weight of control product, The forming quality of product not only can be preferably controlled using upper two lower two structures, moreover it is possible to which compacting is such as ladder-like complicated shape Product is to cope with higher technique requirement.

For powder metallurgy structural part product, need the lower two structural type mould bases of 6T or 8T upper two that can just form out, it is existing Equipment on the more difficult on-demand adjustment of two structures often equipment is compared when needing the length to product to be adjusted Big transformation influences the exploitation and production of new product, is unfavorable for the development of subsequent project.In order to which new product development and subsequent project are sent out Exhibition, it would be desirable to have a kind of upper two structure and is easier to the forming bench adjusted up and down, Lai Yanfa and to produce some unit prices higher Powder metallurgy structural parts.

Utility model content

The purpose of this utility model is to provide a kind of upper two structure of Powder metallurgic forming machines, and structure can be easy Ground adjustment, makes adjustment so as to the length easily to the product of production.

The solution that the utility model solves its technical problem is: a kind of upper two structure of Powder metallurgic forming machines, Including upper skewback, cope plate, the outer cylinder body for rushing piston rod, being fixed on cope plate, can be in the interior punching that cylinder interior moves up and down Piston rod is fixed on the interior upper interior punching for rushing underpart of the piston rod and is fixed on the outer upper outer punching for rushing underpart of the piston rod, the cylinder body Inside upper surface is equipped with the recessed portion that can accommodate skewback, and the inclined top face of the recessed portion is bonded with the ramp of upper skewback, institute The lower plane for stating skewback is bonded with the interior upper surface for rushing piston rod, and the interior piston rod that rushes through cope plate, live by the outer punching Stopper rod is mounted on the lower end surface of cope plate.

It as a further improvement of the above technical scheme, further include regulating mechanism, the regulating mechanism includes adjusting bolt With the first tapped through hole of the side that cylinder body is arranged in, the adjusting bolt-through the first tapped through hole is described to adjust bolt Tail portion is connect with the side of upper skewback, and the length of the recessed portion is greater than the length of upper skewback.

It as a further improvement of the above technical scheme, further include caging bolt, the top of cylinder body is logical equipped with the second screw thread Hole, the upper surface of the upper skewback are equipped with elongated through-hole, and the caging bolt is through the second tapped through hole and penetrates elongated through-hole.

As a further improvement of the above technical scheme, the outer piston rod that rushes is connect by the first column with cope plate, The outer piston rod that rushes is connect by the second column with the interior piston rod that rushes, and second column runs through cope plate.

As a further improvement of the above technical scheme, the outer upper surface for rushing piston rod is equipped with leghole, and described the The top of two columns be fixed on it is interior rush on piston rod, leghole is inserted into the lower part of second column.

As a further improvement of the above technical scheme, further include guide post, the cope plate is mounted on guide post, it is described on Template is moved up and down along guide post.

The beneficial effects of the utility model are: the utility model is by being arranged upper Nei Chong and upper outer punching to preferably carry out The efficiency of the compression moulding of multi-step infrastructure product, formed product improves, and dimensional accuracy is higher；And by adjusting upper skewback with Position after sweeping away row in adjustment, so that the length of product upper section be made to be more easily controlled.The utility model improves molding machine Structure and function, produce unconventional product can also easily, be conducive to the exploitation of new product.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it His design scheme and attached drawing.

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the positive view of the utility model；

Fig. 3 is the left cross-sectional view of the utility model.

Specific embodiment

It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality Situation is applied, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.

Referring to Fig.1~Fig. 3, a kind of upper two structure of Powder metallurgic forming machines comprising upper skewback 3, cope plate 4, outer punching Piston rod 2, the cylinder body 5 being fixed on cope plate 4, can be moved up and down inside cylinder body 5 in rush piston rod 1, be fixed on interior punching 1 lower part of piston rod it is upper it is interior punching and be fixed on the outer upper outer punching for rushing 2 lower part of piston rod, the inside upper surface of the cylinder body 5 is equipped with The recessed portion 10 of upper skewback 3 can be accommodated, the inclined top face of the recessed portion 10 is bonded with the ramp of upper skewback 3, the upper skewback 3 Lower plane be bonded with the interior upper surface for rushing piston rod 1, the interior piston rod 1 that rushes is described outer to rush piston rod 2 through cope plate 4 It is mounted on the lower end surface of cope plate 4.The top for inside rushing piston rod 1 is mounted on the inside of cylinder body 5, the upper surface inside cylinder body 5 On be provided with the recessed portion 10 that can accommodate skewback 3, the top surface of recessed portion 10 is inclined top face, inclined top face and upper skewback 3 Ramp matching, by the installation of upper skewback 3 into recessed portion 10, the ramp of upper skewback 3 pastes completely with the inclined top face of recessed portion 10 It closes.Inside rush piston rod 1 and drive and sweep away row in upper, it is upper in rush to the length that the position after downlink determines product top, cope plate It is outer in drive to sweep away row, the powder weight on upper outer punching control product top.It, can since the interior piston rod 1 that rushes is mounted below upper skewback 3 Position when piston rod 1 is run, the final length for controlling product are rushed in change by the thickness for changing upper skewback 3.

It is further used as preferred embodiment, further includes regulating mechanism, the regulating mechanism includes adjusting bolt 6 and setting The first tapped through hole in the side of cylinder body 5 is set, the adjusting bolt 6 runs through the first tapped through hole, the tail for adjusting bolt 6 Portion is connect with the side of upper skewback 3, and the length of the recessed portion 10 is greater than the length of upper skewback 3.In more easily adjusting Position of the piston rod 1 in cylinder body 5 is rushed, upper skewback 3 can be mobile with its inclined direction in recessed portion 10, the side of upper skewback 3 Face is fixed with the tail portion for adjusting bolt 6.When turning adjusting bolt 6, adjusts bolt 6 and upper skewback 3 is driven to move in recessed portion 10 Dynamic, then the lower plane position change of upper skewback 3, influences the interior positioning for rushing piston rod 1.

It is further used as preferred embodiment, further includes caging bolt 7, the top of cylinder body 5 is equipped with the second tapped through hole, The upper surface of the upper skewback 3 is equipped with elongated through-hole, and the caging bolt 7 is through the second tapped through hole and penetrates elongated through-hole. Caging bolt 7 is fixed by the second tapped through hole on cylinder body 5, and caging bolt 7 passes through the elongated through-hole of upper skewback 3, elongated through-hole Inclined direction along upper skewback 3 is arranged, and move skewback 3 can only in the direction.

It is further used as preferred embodiment, the outer piston rod 2 that rushes is connect by the first column 81 with cope plate 4, The outer piston rod 2 that rushes is connect by the second column 82 with the interior piston rod 1 that rushes, and second column 82 runs through cope plate 4.Interior punching Piston rod 1 and the outer relative position for rushing piston rod 2 are fixed by the second column 82, outer to rush between piston rod 2 and cope plate 4 by the One column 81 is fixed.

It is further used as preferred embodiment, the outer upper surface for rushing piston rod 2 is equipped with leghole, and described second is vertical The top of column 82 be fixed on it is interior rush on piston rod 1, leghole is inserted into the lower part of second column 82.Second column 82 is in addition to rising Outside fixed function, the effect of limit is also acted as, the interior piston rod 1 that rushes is prevented to be adjusted to too low position, therefore the second column 82 Lower end and the bottom end of leghole have certain gap length, to adapt to interior rush the position adjustment of piston rod 1 in vertical direction.

Be further used as preferred embodiment, further include guide post 9, the cope plate 4 is mounted on guide post 9, it is described on Template 4 is moved up and down along guide post 9.Upper Nei Chong and upper outer punching are moved up and down with cylinder body 5 and cope plate 4 respectively, it is preferable that guide post Radical is 4, and cope plate 4 is surrounded by guide pillar hole, and four guide posts 9 pass through guide pillar hole, cope plate 4 and cylinder body 5 and hang down along guide post 9 Translation is dynamic.Four guide posts 9 enable the components such as cylinder body 5 and cope plate 4 by uniform support force, are not easy to occur in the horizontal direction Offset, guarantees the quality of finished product.

It is to be illustrated to the better embodiment of the utility model, but the invention is not limited to institute above Embodiment is stated, those skilled in the art can also make various be equal without departing from the spirit of the present invention Variation or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.

Claims (6)

1. a kind of upper two structure of Powder metallurgic forming machines, it is characterised in that: live including upper skewback (3), cope plate (4), outer punching Stopper rod (2), the cylinder body (5) being fixed on cope plate (4), can move up and down inside the cylinder body (5) in rush piston rod (1), solid It is scheduled on the interior upper interior punching for rushing piston rod (1) lower part and is fixed on the outer upper outer punching for rushing piston rod (2) lower part, the cylinder body (5) Inside upper surface is equipped with the recessed portion (10) that can accommodate skewback (3), inclined top face and upper skewback (3) of the recessed portion (10) Ramp fitting, the lower plane of the upper skewback (3) is bonded with the interior upper surface for rushing piston rod (1), described interior to rush piston rod (1) Through cope plate (4), the outer piston rod (2) that rushes is mounted on the lower end surface of cope plate (4).

2. a kind of upper two structure of Powder metallurgic forming machines according to claim 1, it is characterised in that: further include adjusting machine Structure, the regulating mechanism include the first tapped through hole for adjusting bolt (6) and setting in the side of cylinder body (5), the adjusting spiral shell Bolt (6) runs through the first tapped through hole, and the tail portion for adjusting bolt (6) is connect with the side of upper skewback (3), the recessed portion (10) length is greater than the length of upper skewback (3).

3. a kind of upper two structure of Powder metallurgic forming machines according to claim 1, it is characterised in that: further include limit spiral shell Bolt (7), the top of cylinder body (5) are equipped with the second tapped through hole, and the upper surface of the upper skewback (3) is equipped with elongated through-hole, the limit Position bolt (7) is through the second tapped through hole and penetrates elongated through-hole.

4. a kind of upper two structure of Powder metallurgic forming machines according to claim 1, it is characterised in that: described outer to rush piston Bar (2) is connect by the first column (81) with cope plate (4), and described outer rush piston rod (2) pass through the second column (82) and interior punching Piston rod (1) connection, second column (82) run through cope plate (4).

5. a kind of upper two structure of Powder metallurgic forming machines according to claim 4, it is characterised in that: described outer to rush piston The upper surface of bar (2) be equipped with leghole, the top of second column (82) be fixed on it is interior rush on piston rod (1), described second Leghole is inserted into the lower part of column (82).

6. a kind of upper two structure of Powder metallurgic forming machines according to claim 1, it is characterised in that: further include guide post (9), the cope plate (4) is mounted on guide post (9), and the cope plate (4) moves up and down along guide post (9).