CN212310641U

CN212310641U - Press-fit stamping die tool

Info

Publication number: CN212310641U
Application number: CN202020192438.5U
Authority: CN
Inventors: 沈卫东
Original assignee: Suzhou Ruju Precision Mould Co ltd
Current assignee: Suzhou Ruju Precision Mould Co ltd
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2021-01-08
Anticipated expiration: 2030-02-21

Abstract

The utility model discloses a pressfitting stamping die frock, concretely relates to mould technical field, including the die holder, the inboard of die holder is equipped with a cooling cylinder, a cooling cylinder passes through pin and die holder fixed connection, the lower mould has been cup jointed in the inboard activity of a cooling cylinder, the top of lower mould is equipped with the mould, the annular has been seted up to the upper end of a cooling cylinder. The utility model discloses a be equipped with the die holder, the cooling cylinder, the lower mould, go up the mould, the annular, cooling channel, the annular pipe, the straight tube, the ring is intake the district, ring goes out the water zone and directly intakes the district, directly go out the water zone, compared with the prior art, be favorable to cooling down to the lower mould, through adopting cooling water flow straight intake zone and directly go out the water zone to cool down to the cooling cylinder, and then carry out the mode of cooling down to the lower mould, the cooling effect is better, the thermal expansion of lower mould has been avoided, the wearing and tearing of lower mould and last mould have been reduced, and insert the inside convenience of cooling channel with the straight tube through the adoption, the installation and the.

Description

Press-fit stamping die tool

Technical Field

The utility model relates to the technical field of mold, more specifically say, the utility model relates to a pressfitting stamping die frock.

Background

The stamping is a forming processing method which applies external force to plates, strips, pipes, profiles and the like by a press and a die to cause the plates, the strips, the pipes, the profiles and the like to generate plastic deformation or separation, thereby obtaining workpieces (stamping parts) with required shapes and sizes.

In the pressfitting stamping process of metal parts, the mould often can produce a large amount of heats, and the mould can be heated the inflation to influence the quality of stamping workpiece, and can accelerate the wearing and tearing of last mould and lower mould.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a pressfitting stamping die frock, the utility model aims to solve the technical problem that: in the pressing and stamping process, the quality of the stamping part is influenced by the thermal expansion of the die, and the abrasion of the upper die and the lower die can be accelerated.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressfitting stamping die frock, includes the die holder, the inboard of die holder is equipped with the cooling cylinder, the cooling cylinder passes through pin and die holder fixed connection, the lower mould has been cup jointed in the inboard activity of cooling cylinder, the top of lower mould is equipped with the mould, the annular has been seted up to the upper end of cooling cylinder, a plurality of cooling channel has been seted up to the bottom of annular, the looped pipeline has been placed to the inboard of annular, the bottom of looped pipeline is connected with a plurality of straight tube, a plurality of the straight tube pegs graft with a plurality of cooling channel's inboard activity respectively, the inside outside of leaning on of looped pipeline is equipped with the ring district of intaking, the inside of leaning on the inboard of looped pipeline is equipped with ring water district, the inside both sides of straight tube inside are equipped with straight intake zone and straight water district respectively, the inside intercommunication in straight intake zone and ring intake zone.

When installation annular pipe and straight tube, directly insert the inside of cooling channel with the straight tube, and place the annular pipe in the inside of annular, and the both ends of annular pipe all are located the inboard of notch, when the cooling, let in the cooling water from the one end in ring intake zone, the cooling water loops through straight intake zone from ring intake zone, get into the inside in ring outlet zone behind the straight outlet zone, then flow out from the one end in ring outlet zone, through the setting in straight intake zone and straight outlet zone, cooling water is outdated, can cool down the cooling cylinder, thereby cool down the lower mould through the cooling cylinder, and through the setting of annular pipe and straight tube, easy to assemble and dismantle.

In a preferred embodiment, a notch is formed in one side of the upper end of the cooling cylinder, and both ends of the annular tube are located inside the notch, so that the upper surface of the outer side of the annular tube is lower than the upper surface of the cooling cylinder after the annular tube is installed.

In a preferred embodiment, the bottom bonding of notch is fixed with first magnetic stripe, the top of first magnetic stripe is equipped with the second magnetic stripe, the upper end of first magnetic stripe and the bottom bonding of ring pipe both ends are fixed, first magnetic stripe and second magnetic stripe adsorb fixedly each other, conveniently fix a ring section of thick bamboo.

In a preferred embodiment, the inner side of the die holder is provided with a plurality of springs, and two ends of the plurality of springs are respectively and fixedly connected with the lower wall of the inner side of the die holder and the bottom end of the lower die, so that the lower die can be buffered.

In a preferred embodiment, a plurality of guide holes are formed in the outer side of the upper end of the lower die, guide rods are arranged on the inner sides of the guide holes, the outer side walls of the guide rods are attached to the inner side walls of the guide holes, and the lower die can slide up and down along the guide rods.

In a preferred embodiment, the upper end of the guide rod is provided with a top sleeve, and the inner side wall of the bottom end of the top sleeve is detachably connected with the outer side wall of the guide rod through threads, so that the top sleeve is convenient to mount and dismount.

In a preferred embodiment, a first annular friction plate is fixedly bonded to the inner side wall of the upper end of the guide hole, a second annular friction plate is fixedly bonded to the outer side wall of the bottom end of the top sleeve, the inner side wall of the first annular friction plate is attached to the outer side wall of the second annular friction plate, and after the first annular friction plate and the second annular friction plate are pressed once, the first annular friction plate and the second annular friction plate are in contact, so that the lower die is quickly restored and stabilized.

In a preferred embodiment, the first annular friction plate and the second annular friction plate are made of semimetal friction materials and have the characteristics of good heat resistance and high heat conductivity coefficient.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the cooling device is provided with the die holder, the cooling cylinder, the lower die, the upper die, the annular groove, the cooling channel, the annular pipe, the straight pipe, the annular water inlet area, the annular water outlet area, the straight water inlet area and the straight water outlet area, compared with the prior art, the cooling device is favorable for cooling the lower die, and the cooling cylinder is cooled by adopting the cooling water flow straight water inlet area and the straight water outlet area, so that the lower die is cooled, the cooling effect is better, the thermal expansion of the lower die is avoided, the abrasion of the lower die and the upper die is reduced, and the installation and the disassembly of the annular pipe and the straight pipe are convenient by adopting the straight pipe to be;

2. the utility model discloses a be equipped with spring, guiding hole, guide bar, top cover, first annular friction disc and second annular friction disc, compare with prior art, be favorable to in stamping process, play the effect of buffering to the lower mould, after the punching press is accomplished, first annular friction disc and second annular friction disc contact can make the lower mould resume stability fast to make things convenient for next punching press, when first annular friction disc and second annular friction disc wearing and tearing are serious, can conveniently dismantle the change.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view taken along line a-a of fig. 2 according to the present invention.

Fig. 4 is a partially enlarged view of the point B in fig. 3 according to the present invention.

Fig. 5 is a schematic structural diagram of the cooling cylinder of the present invention.

Fig. 6 is a schematic view of the connection between the ring pipe and the straight pipe according to the present invention.

Fig. 7 is a cross-sectional view of the ring pipe of the present invention.

Fig. 8 is a partially enlarged view of the point C in fig. 7 according to the present invention.

Fig. 9 is a partial enlarged view of the present invention at D in fig. 1.

The reference signs are: the cooling device comprises a die holder 1, a cooling cylinder 2, a lower die 3, an upper die 31, a ring groove 4, a cooling channel 41, a ring-shaped tube 5, a straight tube 51, a ring-shaped water inlet area 6, a ring-shaped water outlet area 61, a straight water inlet area 7, a straight water outlet area 71, a notch 8, a first magnetic strip 9, a second magnetic strip 91, a spring 100, a guide hole 110, a guide rod 111, a top sleeve 120, a first annular friction plate 130 and a second annular friction plate 131.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a pressing stamping die tool, which comprises a die holder 1, wherein a cooling cylinder 2 is arranged on the inner side of the die holder 1, the cooling cylinder 2 is fixedly connected with the die holder 1 through a pin, a lower die 3 is sleeved on the inner side of the cooling cylinder 2, an upper die 31 is arranged above the lower die 3, a ring groove 4 is arranged at the upper end of the cooling cylinder 2, a plurality of cooling channels 41 are arranged at the bottom end of the ring groove 4, a ring-shaped pipe 5 is placed on the inner side of the ring groove 4, the bottom end of the ring-shaped pipe 5 is connected with a plurality of straight pipes 51, a plurality of straight pipes 51 are respectively spliced with the inner side activities of the plurality of cooling channels 41, an annular water inlet area 6 is arranged inside the ring-shaped pipe 5 and close to the outer side, an annular water outlet area 61 is arranged inside the ring-shaped pipe 5 and close to the inner side, a straight water inlet area 7 and a straight water outlet area 71, the straight water outlet zone 71 is communicated with the interior of the annular water inlet zone 6.

Notch 8 has been seted up to one side of cooling cylinder 2 upper end, the both ends of annular tube 5 all are located the inboard of notch 8.

The bottom of notch 8 bonds and is fixed with first magnetic stripe 9, the top of first magnetic stripe 9 is equipped with second magnetic stripe 91, the upper end of first magnetic stripe 9 bonds fixedly with the bottom at 5 both ends of annular tube, first magnetic stripe 9 adsorbs fixedly each other with second magnetic stripe 91.

As shown in fig. 1 to 9, the embodiment specifically is: when the annular pipe 5 and the straight pipe 51 are installed, the straight pipe 51 is directly inserted into the cooling channel 41, the annular pipe 5 is placed inside the annular groove 4, two ends of the annular pipe 5 are positioned on the inner sides of the notches 8, when the annular pipe 5 is cooled, cooling water is introduced from one end of the annular water inlet area 6, enters the annular water outlet area 61 after sequentially passing through the straight water inlet area 7 and the straight water outlet area 71 from the annular water inlet area 6, then flows out from one end of the annular water outlet area 61, passes through the straight water inlet area 7 and the straight water outlet area 71, and can cool the cooling cylinder 2 when the cooling water passes through, so that the lower die 3 is cooled through the cooling cylinder 2, the annular pipe 5 and the straight pipe 51 are arranged, the installation and the disassembly are convenient, namely, the lower die 3 is cooled conveniently, the cooling cylinder 2 is cooled through the straight water inlet area 7 and the straight water outlet area 71 by adopting the cooling water, and the lower die 3 is cooled, the cooling effect is better, avoided lower mould 3 thermal expansion, the wearing and tearing of lower mould 3 and last mould 31 have been reduced, and through adopting the inside convenience of inserting cooling channel 41 with straight tube 51, the installation and the dismantlement of ring tube 5 and straight tube 51 have been made things convenient for, this embodiment has specifically solved metal parts's pressfitting stamping process, the mould often can produce a large amount of heats, the mould can thermal expansion, thereby influence the quality of stamping workpiece, and can accelerate the problem of the wearing and tearing of last mould and lower mould.

The inner side of the die holder 1 is provided with a plurality of springs 100, and two ends of the plurality of springs 100 are respectively fixedly connected with the lower wall of the inner side of the die holder 1 and the bottom end of the lower die 3.

A plurality of guiding hole 110 has been seted up to the outside of lower mould 3 upper end, a plurality of guiding hole 110's inboard all is equipped with guide bar 111, the lateral wall of guide bar 111 and the laminating of the inside wall of guiding hole 110.

The upper end of guide bar 111 is equipped with top cover 120, the inside wall of top cover 120 bottom passes through the screw thread and can dismantle with the guide bar 111 lateral wall and be connected.

A first annular friction plate 130 is fixedly bonded to the inner side wall of the upper end of the guide hole 110, a second annular friction plate 131 is fixedly bonded to the outer side wall of the bottom end of the top sleeve 120, and the inner side wall of the first annular friction plate 130 is attached to the outer side wall of the second annular friction plate 131.

The first annular friction plate 130 and the second annular friction plate 131 are made of semimetal friction materials.

As shown in fig. 3 to 4, the embodiment specifically is: when the stamping is carried out, the upper die 31 is pressed with the lower die 3, the upper die 31 pushes the lower die 3 downwards, the lower die 3 can be buffered through the arrangement of the spring 100, so that the impact load between the lower die 3 and the upper die 31 is greatly reduced, when the upper die 31 is separated from the lower die 3, the lower die 3 moves upwards along the guide rod 111, when the first annular friction plate 130 is contacted with the second annular friction plate 131, the lower die 3 is rapidly decelerated due to the action of friction force, so that the lower die 3 can be rapidly recovered to be stable for the next stamping, through the arrangement of the top sleeve 120, when the first annular friction plate 130 and the second annular friction plate 131 are seriously abraded, the top sleeve 120 can be detached, the first annular friction plate 130 and the second annular friction plate 131 are replaced, namely, the buffering effect on the lower die 3 in the stamping process is facilitated, and after the stamping is completed, first annular friction disc 130 and the contact of second annular friction disc 131 can make lower mould 3 resume stable fast to make the punching press next time, when first annular friction disc 130 and the wearing and tearing of second annular friction disc 131 are serious, can conveniently dismantle the change, this embodiment has specifically solved at the in-process of pressfitting punching press, because the pressure of press output is too big, makes the impact load between last mould and the lower mould great, thereby go up the mould and the lower mould fragile deformation, the problem that life shortens.

The utility model discloses the theory of operation:

referring to the attached drawings 1-9 of the specification, during cooling, cooling water is introduced from one end of the annular water inlet area 6, the cooling water sequentially passes through the straight water inlet area 7 and the straight water outlet area 71 from the annular water inlet area 6, enters the annular water outlet area 61, then flows out from one end of the annular water outlet area 61, and through the arrangement of the straight water inlet area 7 and the straight water outlet area 71, the cooling water flows out, so that the cooling cylinder 2 can be cooled, and the lower die 3 is cooled through the cooling cylinder 2.

Further, referring to fig. 3-4 of the specification, when the stamping is performed, the upper die 31 pushes the lower die 3 downwards, the spring 100 buffers the lower die 3, when the upper die 31 is separated from the lower die 3, the lower die 3 moves upwards along the guide rod 111, and when the first annular friction plate 130 is in contact with the second annular friction plate 131, the lower die 3 is decelerated quickly due to the friction force, so that the lower die 3 can be quickly recovered to be stable for performing the next stamping.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pressfitting stamping die frock, includes die holder (1), its characterized in that: the die comprises a die holder (1), a cooling cylinder (2) is arranged on the inner side of the die holder (1), the cooling cylinder (2) is fixedly connected with the die holder (1) through pins, a lower die (3) is sleeved on the inner side of the cooling cylinder (2), an upper die (31) is arranged above the lower die (3), an annular groove (4) is formed in the upper end of the cooling cylinder (2), a plurality of cooling channels (41) are formed in the bottom end of the annular groove (4), a ring-shaped pipe (5) is placed on the inner side of the annular groove (4), a plurality of straight pipes (51) are connected with a plurality of straight pipes (51), the straight pipes (51) are respectively movably inserted with the inner sides of a plurality of cooling channels (41), a ring water inlet area (6) is arranged on the inner side of the ring-shaped pipe (5), a water outlet area (61) is arranged on the inner side of the ring-shaped pipe (5), and straight pipes (51) are respectively provided with, the direct water inlet area (7) is communicated with the interior of the annular water inlet area (6), and the direct water outlet area (71) is communicated with the interior of the annular water inlet area (6).

2. A press-fit stamping die tool according to claim 1, characterized in that: notch (8) have been seted up to one side of cooling cylinder (2) upper end, the both ends of annular tube (5) all are located the inboard of notch (8).

3. A press-fit stamping die tool according to claim 2, characterized in that: the bottom of notch (8) bonds and is fixed with first magnetic stripe (9), the top of first magnetic stripe (9) is equipped with second magnetic stripe (91), the upper end of first magnetic stripe (9) bonds with the bottom at annular pipe (5) both ends fixedly, first magnetic stripe (9) and second magnetic stripe (91) adsorb fixedly each other.

4. A press-fit stamping die tool according to claim 1, characterized in that: the die holder is characterized in that a plurality of springs (100) are arranged on the inner side of the die holder (1), and two ends of the springs (100) are fixedly connected with the lower wall of the inner side of the die holder (1) and the bottom end of the lower die (3) respectively.

5. A press-fit stamping die tool according to claim 1, characterized in that: a plurality of guiding hole (110) has been seted up in the outside of lower mould (3) upper end, a plurality of the inboard of guiding hole (110) all is equipped with guide bar (111), the lateral wall of guide bar (111) and the inside wall laminating of guiding hole (110).

6. A press-fit stamping die tool according to claim 5, characterized in that: the upper end of guide bar (111) is equipped with top cover (120), the inside wall of top cover (120) bottom passes through the screw thread and can dismantle with guide bar (111) lateral wall and be connected.

7. A press-fit stamping die tool according to claim 6, characterized in that: a first annular friction plate (130) is fixedly bonded on the inner side wall of the upper end of the guide hole (110), a second annular friction plate (131) is fixedly bonded on the outer side wall of the bottom end of the top sleeve (120), and the inner side wall of the first annular friction plate (130) is attached to the outer side wall of the second annular friction plate (131).

8. A press-fit stamping die tool according to claim 7, characterized in that: the first annular friction plate (130) and the second annular friction plate (131) are made of semimetal friction materials.