CN210231216U

CN210231216U - Stamping die capable of reducing noise and keeping smoothness

Info

Publication number: CN210231216U
Application number: CN201920105406.4U
Authority: CN
Inventors: Yujian Li; 李玉健; Pengfei Wang; 王鹏飞; Minggang Song; 宋明刚
Original assignee: Tianjin Pengchuang Technology Co Ltd
Current assignee: Tianjin Pengchuang Technology Co Ltd
Priority date: 2019-01-22
Filing date: 2019-01-22
Publication date: 2020-04-03
Anticipated expiration: 2029-01-22

Abstract

The utility model discloses a stamping die capable of reducing noise and keeping smoothness, which comprises a bottom plate, a sound insulation baffle is fixedly arranged at the position above the bottom end of the bottom plate, a fixed plate is welded at the joint of the bottom end of the sound insulation baffle and the bottom plate, a fixed screw is fixedly connected at the bottom end of the fixed plate, a connecting screw hole is arranged at the position corresponding to the fixed screw at the inner side of the top of the bottom plate, fixed grooves are arranged at equal intervals at the two side parts inside the sound insulation baffle, sound absorbing cotton plates are fixedly bonded inside the fixed grooves, sound absorbing holes are symmetrically arranged at the other two side parts inside the sound insulation baffle, the utility model has the advantages of scientific and reasonable structure, safe and convenient use, and the noise generated during actual stamping of the stamping die can be reduced through the sound insulation baffle, the fixed plate, the fixed screw, the, and then avoid the noise to cause the pollution in workshop, and sound insulation baffle convenient to detach and installation, convenient operation.

Description

Stamping die capable of reducing noise and keeping smoothness

Technical Field

The utility model relates to a stamping die technical field specifically is a stamping die of noise abatement and maintenance planarization.

Background

Along with the demand of present machining part constantly increases, make stamping die's application range also constantly increase thereupon, stamping die, in cold stamping, with metal or non-metallic material processing into part or semi-manufactured goods a special processing equipment, be called cold stamping die, traditional stamping die is owing to lack the subassembly that gives sound insulation and fall the noise at the in-process of actual punching press, the noise that leads to stamping die to produce when processing the part just can't be eliminated, and then make the workshop produce noise pollution easily, further produce the influence to workman's working mood, current stamping die is owing to in-process at actual punching press, lack the subassembly of direction location simultaneously, lead to the part easily to produce the phenomenon of unevenness and deformation when die-casting, and then reduced stamping die's production quality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a but noise reduction and stamping die who keeps the planarization, can effectively solve traditional stamping die who proposes in the above-mentioned background art owing to lack the subassembly that makes an uproar falls in giving sound insulation at the in-process of actual punching press, the noise that leads to stamping die to produce when processing part just can't be eliminated, and then make the workshop produce noise pollution easily, further produce the influence to workman's the mood of working, stamping die that has now simultaneously is owing to at the in-process of actual punching press, lack the subassembly of guiding orientation, the phenomenon that leads to the part to produce unevenness and variant easily when die-casting, and then the problem of stamping die's production quality has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping die capable of reducing noise and keeping smoothness comprises a bottom plate, wherein mounting lug plates are symmetrically welded at the two side edges of the bottom plate, sound insulation baffles are fixedly mounted at positions above the bottom end of the bottom plate, a fixing plate is welded at the joint of the bottom end of the sound insulation baffle and the bottom plate, fixing screws are fixedly connected to the bottom end of the fixing plate, connecting screw holes are formed in the inner side of the top of the bottom plate and correspond to the fixing screws, fixing grooves are formed in the two side edges of the inner part of each sound insulation baffle at equal intervals, sound absorbing cotton plates are fixedly bonded in the fixing grooves, sound absorbing holes are symmetrically formed in the other two side edges of the inner part of each sound insulation baffle, guide sleeves are welded at the four corners of the bottom end of the bottom plate in a centrosymmetric mode, embedded grooves are formed in the guide sleeves, a forming die, positioning columns are symmetrically welded at the top corners of the top end of the forming die holder, and magnets are embedded in the middle of the top ends of the positioning columns;

the die comprises a forming die holder, a top plate, a pressure post, a pressure spring, a pressing die and a positioning sleeve, wherein the top plate is installed above the top of the forming die holder, the middle end of the top plate is fixedly welded with the pressure post, the position of each top corner of the bottom end of the top plate corresponding to the guide sleeve is welded with the guide post, the outer part of the guide post is sleeved with the pressure bearing spring, the middle part of the bottom end of the top plate.

Preferably, the number of the mounting lug plates is four, and mounting notches are formed in the middle ends of the inner parts of the mounting lug plates.

Preferably, the sound-absorbing cotton plate and the fixing groove are fixedly bonded through flexible glue.

Preferably, the positioning sleeve is internally provided with an embedding hole, and the inner diameter of the embedding hole is equal to the outer diameter of the positioning column.

The mounting groove has been seted up to bottom plate one side limit portion middle end, the connecting plate is all installed in the equal embedding of the inside both sides in mounting groove, the connecting plate outside is located bottom plate outside position department and is connected with hexagon socket head cap screw, two the inboard middle part fixed mounting of connecting plate has the horizontal liquid column.

Preferably, the socket head cap screw penetrates through the bottom plate and is connected with the connecting plate, and a slotted hole is formed in the position, corresponding to the socket head cap screw, outside the connecting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. through sound-proof baffle, fixed plate, fixed screw, connection screw, fixed slot, inhale the cotton board of sound and inhale the sound hole and can reduce stamping die produced noise when actual punching press, and then avoid the noise to cause the pollution in the workshop, and sound-proof baffle convenient to detach and installation, convenient operation, the practicality is strong.

2. Can lead to between moulding-die and the shaping die holder through guide pin bushing, gomphosis groove, guide pillar and pressure-bearing spring, and then make the pressfitting that the moulding-die can be more stable at the top of shaping die holder, reference column, magnet and position sleeve have guaranteed the accuracy of hookup location between moulding-die and the shaping die holder simultaneously, and then make the inside part of shaping die holder possess higher planarization after die-casting.

3. Can detect the levelness of bottom plate installation when the bottom plate installation through mounting groove, connecting plate, hexagon socket head cap screw and horizontal liquid column, and then avoid because of the slope of bottom plate mounted position, lead to the moulding-die when die-casting part, make the moulding-die unable gesture of keeping vertical pushing down, further prevent that the part from producing the phenomenon of deformation after the die-casting.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the mounting structure of the pressing mold of the present invention;

fig. 3 is a schematic view of the internal structure of the sound-insulating barrier of the present invention;

fig. 4 is a schematic view of the installation structure of the positioning column of the present invention;

FIG. 5 is a schematic view of the area A of FIG. 1 according to the present invention;

reference numbers in the figures: 1. a base plate; 2. mounting an ear plate; 3. a sound insulation baffle; 4. a fixing plate; 5. fixing screws; 6. a connecting screw hole; 7. fixing grooves; 8. a sound absorbing cotton plate; 9. a sound absorption hole; 10. a guide sleeve; 11. a fitting groove; 12. forming a die holder; 13. a cavity; 14. a positioning column; 15. a magnet; 16. a top plate; 17. pressing the column; 18. a guide post; 19. a pressure-bearing spring; 20. pressing the die; 21. a positioning sleeve; 22. mounting grooves; 23. a connecting plate; 24. a hexagon socket head cap screw; 25. a horizontal liquid column.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-5, the utility model provides a technical scheme, a stamping die capable of reducing noise and maintaining smoothness, which comprises a bottom plate 1, wherein two side edges of the bottom plate 1 are symmetrically welded with mounting ear plates 2, the number of the mounting ear plates 2 is four, the middle ends inside the mounting ear plates 2 are provided with mounting notches, the bottom plate 1 is convenient to be fixedly connected and movably disassembled through the mounting ear plates 2 and a mounting bedplate, so as to ensure the stability of the bottom plate 1 after mounting, sound-proof baffles 3 are fixedly arranged at positions above the bottom end of the bottom plate 1, fixing plates 4 are welded at the connecting parts of the bottom ends of the sound-proof baffles 3 and the bottom plate 1, fixing screws 5 are fixedly connected with the bottom ends of the fixing plates 4, connecting screw holes 6 are arranged at the positions corresponding to the fixing screws 5 on the inner side of the top of the bottom plate 1, fixing grooves 7 are equidistantly arranged at, fixed slot 7 is inside all fixed to bond to have inhales the cotton board of sound 8, inhale and bond through the flexonics fixed between the cotton board of sound 8 and the fixed slot 7, make and inhale and possess higher stability behind the adhesive connection between cotton board 8 of sound and the

fixed slot

7, 3 inside other both sides limit portion of baffle that gives sound insulation has all been symmetrically seted up and has been inhaled

sound hole

9, 1 bottom four corners department of bottom plate all welds with the mode of central symmetry has guide pin bushing 10, the gomphosis groove 11 has been seted up to guide pin bushing 10 inside, 1 top middle part welding of bottom plate has shaping die holder 12, die cavity 13 has been seted up to the inside middle-end in shaping die holder 12, the equal symmetrical welding in each apex angle department in shaping.

The top 16 is installed to shaping die holder 12 top position department, the fixed welding in 16 tops of top has the compression leg 17, each apex angle of 16 tops of top all welds guide pillar 18 with guide pin bushing 10 corresponding position department, guide pillar 18 outside has cup jointed pressure-bearing spring 19, the welding in 16 bottoms of top middle parts has moulding-die 20, each limit portion of moulding-die 20 and the corresponding position department of reference column 14 have all welded locating sleeve 21, the embedded hole has been seted up to locating sleeve 21 inside, and the internal diameter in embedded hole equals with the external diameter of reference column 14, be convenient for reference column 14 and the agree with between the locating sleeve 21 to be connected, and guarantee during it and do not produce the phenomenon of aversion after connecting.

Mounting groove 22 has been seted up to 1 side portion of bottom plate middle end, the inside both sides of mounting groove 22 are all embedded into and are installed connecting plate 23, connecting plate 23 outside is located 1 outside position department of bottom plate and is connected with interior hexagonal screw 24, interior hexagonal screw 24 runs through and is connected between bottom plate 1 and connecting plate 23, and connecting plate 23 outside corresponds position department with interior hexagonal screw 24 and has seted up the slotted hole, be convenient for fix between connecting plate 23 and mounting groove 22 through interior hexagonal screw 24, further fix horizontal liquid column 25, two connecting plate 23 inboard middle part fixed mounting have horizontal liquid column 25.

The utility model discloses a theory of operation and use flow: when the stamping die capable of reducing noise and keeping flatness is in practical use, firstly, the bottom plate 1 is horizontally placed on a stamping table surface, then the mounting lug plate 2 at the edge of the bottom plate 1 is connected with a fixing component on the stamping table surface, then the levelness of the bottom plate 1 is detected through the horizontal liquid column 25 in the mounting groove 22, so that the bottom plate 1 can be more smoothly mounted on the stamping table surface, after the levelness of the bottom plate 1 is adjusted, the bottom plate 1 and the fixing component are fixed through the mounting notch in the mounting lug plate 2, so that the bottom plate 1 is fixed, when the horizontal liquid column 25 is not needed to be used, only the inner hexagonal screw 24 needs to be loosened to separate the connecting plate 23 from the mounting groove 22, and then the connecting plate 23 and the horizontal liquid column 25 are pulled out of the mounting groove 22, so that the horizontal liquid column 25 can be dismounted;

after the bottom plate 1 is fixedly installed, a metal material to be punched is placed in a cavity 13 in a forming die holder 12, then, the positioning sleeves 21 at the edges of the pressing die 20 are sleeved on the positioning columns 14 at the edges of the forming die holder 12, when the positioning sleeve 21 is connected with the positioning column 14, the magnet 15 at the top end of the positioning column 14 can quickly and accurately connect the positioning column 14 with the positioning sleeve 21, after the positioning sleeve 21 is connected with the positioning post 14, the guide post 18 at the bottom end of the top plate 16 is pressed into the embedded groove 11 in the guide sleeve 10 at the top end of the bottom plate 1, therefore, through the connection between the guide post 18 and the guide sleeve 10 and the positioning post 14 and the positioning sleeve 21, the pressing die 20 and the forming die holder 12 can have higher stability and accuracy after being pressed and connected, further avoiding the phenomena of unevenness and deformation of parts in the cavity 13 after stamping due to the position deviation between the pressing die 20 and the forming die holder 12;

after the preparation work is finished, the fixing plate 4 at the bottom end of the sound insulation baffle plate 3 is connected with the bottom plate 1, the fixing screw 5 and the connecting screw hole 6 are used for fixing the fixing plate 4 and the bottom plate 1, so that the sound insulation baffle plate 3 is fixedly installed, when in actual punching, the pressure column 17 at the top end of the top plate 16 is connected with a hydraulic machine, pressure is provided by the hydraulic machine, the pressing die 20 is vertically pressed into the forming die holder 12, when the pressing die 20 is pressed into the forming die holder 12, the pressure of the pressing die 20 can be buffered through the pressure bearing spring 19 outside the guide column 18, so that the pressure is prevented from being directly pressed downwards, the metal material is prevented from being deformed, the metal material inside the cavity 13 is damaged, and in the punching process of the hydraulic machine, the sound absorption hole 9 inside the sound insulation baffle plate 3 can be used for primarily absorbing noise generated in the punching process, the inboard cotton board 8 of inhaling that bonds of baffle 3 that recycles gives sound insulation can further reduce the propagation of noise, and then has reduced the production of stamping die noise when the punching press, prevents that the noise is too big to cause noise pollution in the workshop.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A stamping die capable of reducing noise and keeping flatness comprises a bottom plate (1) and is characterized in that: the sound insulation board is characterized in that mounting lug plates (2) are symmetrically welded at the two side edges of the bottom plate (1), a sound insulation baffle plate (3) is fixedly mounted at the position above the bottom end of the bottom plate (1), a fixing plate (4) is welded at the joint of the bottom end of the sound insulation baffle plate (3) and the bottom plate (1), a fixing screw (5) is fixedly connected to the bottom end of the fixing plate (4), connecting screw holes (6) are formed in the position, corresponding to the fixing screw (5), of the inner side of the top of the bottom plate (1), fixing grooves (7) are formed in the two side edges of the inner part of the sound insulation baffle plate (3) at equal intervals, sound absorption cotton plates (8) are fixedly bonded in the fixing grooves (7), sound absorption holes (9) are symmetrically formed in the other two side edges of the inner part of the sound insulation baffle plate (3), guide sleeves (10) are welded at the, a forming die holder (12) is welded in the middle of the top end of the bottom plate (1), a cavity (13) is formed in the middle of the interior of the forming die holder (12), positioning columns (14) are symmetrically welded at each top corner of the top end of the forming die holder (12), and magnets (15) are embedded in the middle of the top ends of the positioning columns (14);

the die is characterized in that a top plate (16) is installed at the position above the top of the forming die holder (12), a compression leg (17) is fixedly welded at the middle end of the top plate (16), a guide pillar (18) is welded at the position corresponding to each top corner of the bottom end of the top plate (16) and the guide sleeve (10), a pressure bearing spring (19) is sleeved outside the guide pillar (18), a pressing die (20) is welded at the middle of the bottom end of the top plate (16), and a positioning sleeve (21) is welded at the position corresponding to each side of the pressing die (20) and the positioning.

2. The die set of claim 1, wherein the die set further comprises: the quantity of installation otic placode (2) is provided with four altogether, installation notch has all been seted up to installation otic placode (2) inside middle-end.

3. The die set of claim 1, wherein the die set further comprises: the sound-absorbing cotton plate (8) is fixedly bonded with the fixing groove (7) through flexible glue.

4. The die set of claim 1, wherein the die set further comprises: the positioning sleeve (21) is internally provided with an embedding hole, and the inner diameter of the embedding hole is equal to the outer diameter of the positioning column (14).

5. The die set of claim 1, wherein the die set further comprises: mounting groove (22) have been seted up to bottom plate (1) one side limit portion middle end, connecting plate (23) are installed in the equal embedding of the inside both sides in mounting groove (22), connecting plate (23) outside is located bottom plate (1) outside position department and is connected with hexagon socket head cap screw (24), two connecting plate (23) inboard middle part fixed mounting has horizontal liquid column (25).

6. The die set of claim 5, wherein the die set further comprises: the inner hexagonal screw (24) penetrates through the bottom plate (1) and is connected with the connecting plate (23), and a slotted hole is formed in the position, corresponding to the inner hexagonal screw (24), outside the connecting plate (23).