CN213856384U

CN213856384U - Cold extrusion clamping die

Info

Publication number: CN213856384U
Application number: CN202022195218.0U
Authority: CN
Inventors: 毛玲雄
Original assignee: Ji'an Zhiqi Enterprise Service Co ltd
Current assignee: Zhejiang Mingrui metal products Co.,Ltd.
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-08-03
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a cold extrusion block mould, its technical scheme is: including the mould platform, go up mould cavity and lower mould cavity, install the piston bumper shock absorber in the inner chamber of mould platform, the top of mould platform is equipped with the equipment rack, the outside of equipment rack is connected with operating panel, the inside top of equipment rack is equipped with cold extrusion press, the bottom movable mounting of cold extrusion press has the hydraulic stem, the bottom fixedly connected with elevating platform of hydraulic stem, the bottom of elevating platform is equipped with the guide pillar, the below of guide pillar is equipped with the loop post, the bottom of guide pillar is equipped with the inductor. The cold extrusion clamping die has the beneficial effects that: through setting up piston shock absorber, when protruding type module descends repeatedly to the metal blank punching press in the concave type module, can cause great impact force to the mould platform, through setting up a plurality of piston shock absorbers, can neutralize some impact force like this, increase the durability of mould.

Description

Cold extrusion clamping die

Technical Field

The utility model relates to a cold extrusion design technical field, concretely relates to cold extrusion block mould.

Background

Cold extrusion is an important component of precision plastic volume forming technology. The cold extrusion die is a die for placing a metal blank in a cold state, and metal is forced to be extruded out of a die cavity under the action of strong pressure and a certain speed in the die cavity, so that an extrusion piece with a required shape, size and certain mechanical property is obtained. It is clear that cold extrusion processes rely on dies to control metal flow and on the bulk transfer of metal volume to form parts.

The existing cold extrusion die is single in function, simple to operate, free of a good sound insulation mechanism and a good damping mechanism, repeated stamping is completed by manual operation, and the die is easy to damage and difficult to replace after being used for a long time, so that a lot of inconvenience is brought to a user.

Therefore, it is necessary to develop a cold extrusion clamping mold.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a cold extrusion clamping die, through setting up damping spring, going up inductor, lower inductor and noise insulation mechanism to solve current cold extrusion die function comparatively single, easy operation does not have fine noise insulation mechanism and damper, needs manual operation to accomplish the punching press that relapses, and the mould uses easy damage for a long time, is difficult for changing, brings a lot of inconvenient troublesome problems for the user.

In order to achieve the above object, the present invention provides the following technical solutions: a cold extrusion clamping die comprises a fixed table, an upper die cavity and a lower die cavity, wherein a piston shock absorber is installed in an inner cavity of the fixed table, an equipment frame is arranged at the top end of the fixed table, an operation panel is connected to the outer side of the equipment frame, a cold extrusion machine is arranged at the top end inside the equipment frame, a hydraulic rod is movably installed at the bottom end of the cold extrusion press machine, a lifting table is fixedly connected to the bottom end of the hydraulic rod, a guide pillar is arranged at the bottom end of the lifting table, a sleeve column is arranged below the guide pillar, an upper inductor is arranged at the bottom end of the guide pillar, a lower inductor is arranged at the bottom end of the inner cavity of the sleeve column, a composite spring is arranged between the bottom end of the inner cavity of the sleeve column and the bottom end of the guide pillar, a top seat is fixedly installed at the bottom end of the lifting table, the upper die cavity is fixedly installed inside the top seat, and a convex module is connected to the bottom end of the upper die cavity, the improved sound insulation device is characterized in that a first fixing block is installed on one side of the upper die cavity, a die table is arranged on the top end of the fixing table, the lower die cavity is fixedly installed inside the die table, a concave module is connected between concave grooves in the top end of the lower die cavity, a second fixing block is installed on one side of the lower die cavity, a rubber pad supporting block is installed on the surface of the concave groove of the lower die cavity, and a sound insulation mechanism is arranged on the inner surface of the device frame.

Preferably, the piston shock absorber is fixed for the nut in the mounting means of fixed station inner chamber, the piston shock absorber is equipped with a plurality ofly and distributes at fixed station inner chamber equidistance.

Preferably, the bottom end of the guide pillar always moves in the inner cavity of the sleeve pillar, and the cold extrusion press can operate by touching the upper inductor and the lower inductor.

Preferably, the convex module is installed at the bottom end of the upper die cavity through a clamping connection, the concave module is also installed between the concave grooves at the top end of the lower die cavity through a clamping connection, and the convex module and the concave module correspond to each other.

Preferably, the inner walls of the first fixing block and the second fixing block and the outer walls of the upper die cavity and the lower die cavity are in open-hole design, and the first fixing block and the second fixing block are fixedly connected to the top end of the top seat and the top end of the die table in a welding mode.

Preferably, the surface area of the top end of the rubber pad supporting block is the same as that of the bottom end of the concave module, and the top end of the rubber pad supporting block is tightly attached to the surface of the bottom end of the concave module.

Preferably, the sound insulation mechanism comprises a hollow cavity, a sound insulation pad and a connecting fixture block, the hollow cavity is installed on the inner surface of the equipment rack, and the sound insulation pad is installed inside the hollow cavity through the connecting fixture block.

The utility model has the advantages that:

the utility model discloses a set up piston shock absorber, when protruding type module descends repeatedly to the metal blank punching press in the concave type module, can cause great impact force to the mould platform, through setting up a plurality of piston shock absorbers, can neutralize some impact force like this, increase the durability of mould.

1. The utility model discloses a sensor and lower inductor in setting up, when protruding type module and concave type module butt joint block, go up the sensor and contact the cold extrusion press of automatic start mutually with lower inductor to make cold extrusion press drive the footstock and rise, make protruding type module automatic re-setting, saved manually operation's time so greatly, composite spring can play the cushioning effect simultaneously, prevents to go up the collision that inductor and lower inductor produced great dynamics.

2. The utility model discloses a block is connected protruding type module of installation and concave type module, because the condition of damage can appear with concave type module to long-time protruding type module of use, and the block is connected and can let the staff very convenient change protruding type module or concave type module when the mould damages, has improved work efficiency.

3. The utility model discloses a set up first fixed block and second fixed block, can make mould cavity and lower mould cavity more stable at the punching press in-process, difficult not hard up has prevented to go up mould cavity and lower mould cavity production not hard up under long-time the use, influences the use, has maintained the health of equipment.

Drawings

Fig. 1 is a schematic view of the overall internal structure provided by the present invention;

fig. 2 is a schematic view of the overall structure provided by the present invention;

fig. 3 is a schematic view of an enlarged structure at a position a provided by the present invention;

fig. 4 is a schematic view of an enlarged structure at the position B provided by the present invention;

fig. 5 is a schematic view of the sound insulation mechanism provided by the present invention.

In the figure: 1. a fixed table; 2. a piston damper; 3. an equipment rack; 4. an operation panel; 5. a cold extrusion press; 6. a hydraulic lever; 7. a lifting platform; 8. a guide post; 9. sleeving a column; 10. an upper inductor; 11. a lower inductor; 12. a compound spring; 13. a top seat; 14. an upper die cavity; 15. a male module; 16. a first fixed block; 17. a mold table; 18. a lower die cavity; 19. a concave module; 20. a second fixed block; 21. a rubber pad supporting block; 22. a sound insulation mechanism; 2201. a hollow cavity; 2202. a sound insulating pad; 2203. and connecting the clamping blocks.

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.

Embodiment 1, refer to fig. 1-5, the utility model provides a cold extrusion clamping die, including fixed station 1, upper die cavity 14 and lower die cavity 18, install piston shock absorber 2 in the inner chamber of fixed station 1, the top of fixed station 1 is equipped with equipment rack 3, the outside of equipment rack 3 is connected with operating panel 4, the inside top of equipment rack 3 is equipped with cold extrusion machine 5, the bottom movable mounting of cold extrusion press 5 has hydraulic stem 6, the bottom of hydraulic stem 6 is fixedly connected with elevating platform 7, the bottom of elevating platform 7 is equipped with guide pillar 8, the below of guide pillar 8 is equipped with telescopic column 9, the bottom of guide pillar 8 is equipped with upper inductor 10, the inner chamber bottom of telescopic column 9 is equipped with lower inductor 11, be equipped with composite spring 12 between the inner chamber bottom of telescopic column 9 and the bottom of guide pillar 8, a top seat 13 is fixedly installed at the bottom end of the lifting table 7, the upper die cavity 14 is fixedly installed inside the top seat 13, a convex module 15 is connected at the bottom end of the upper die cavity 14, a first fixing block 16 is installed at one side of the upper die cavity 14, a die table 17 is arranged at the top end of the fixing table 1, the lower die cavity 18 is fixedly installed inside the die table 17, a concave module 19 is connected between concave grooves at the top end of the lower die cavity 18, a second fixing block 20 is installed at one side of the lower die cavity 18, a rubber pad supporting block 21 is installed on the surface of the concave groove of the lower die cavity 18, and a sound insulation mechanism 22 is arranged on the inner surface of the equipment frame 3;

the utility model discloses a use as follows: when the utility model is used, firstly, the opening of the inner cavity of the fixed platform 1 is opened, the piston shock absorber 2 is fixedly arranged in the inner cavity of the fixed platform 1 through the nut and is checked to be intact, then the convex module 15 is arranged at the bottom end of the upper die cavity 14 through the block connection, the concave module 19 is also arranged between the concave groove at the top end of the lower die cavity 18 through the block connection, and the convex module 15 and the concave module 19 correspond to each other, then the fixing bolt passes through the assembly hole of the first fixed block 16 to strengthen and fix the convex module 15 and the upper die cavity 14, the fixing bolt passes through the assembly hole of the second fixed block 20 to strengthen and fix the concave module 19 and the lower die cavity 18, then the rubber pad supporting block 21 is inserted below the concave module 19 to be closely attached to the bottom of the concave module 19, then the blank metal piece to be processed is placed on the module 19 and fixed, start cold extrusion press 5 through operating panel 4, cold extrusion press 5 promotes hydraulic stem 6 and descends, hydraulic stem 6 drives elevating platform 7 and descends, make protruding type module 15 to the blank punching press and the shaping on concave type module 19, in this in-process upper inductor 10 and lower inductor 11 take place the contact, start cold extrusion press 5 and drive footstock 13 and rise, make protruding type module 15 reset, it can repeat the work content that carries on next time to take out fashioned work piece, can pack into simultaneously through connecting fixture block 2203 with giving sound insulation pad 2202 earlier and form noise insulation mechanism 22 in the cavity 2201, the process of work piece processing has just been accomplished like this, the model of cold extrusion press 5 is CDM2B25 in this case.

Embodiment 2, the utility model provides a pair of cold extrusion clamping die, different from embodiment 1 is:

referring to the attached drawing 1 of the specification, the cold extrusion clamping die of the embodiment comprises a fixed table 1, an upper die cavity 14 and a lower die cavity 18, wherein a piston damper 2 is installed in an inner cavity of the fixed table 1, the piston damper 2 is fixed in the inner cavity of the fixed table 1 by a nut, the piston damper 2 is provided with a plurality of piston dampers which are equidistantly distributed in the inner cavity of the fixed table 1, an equipment frame 3 is arranged at the top end of the fixed table 1, an operation panel 4 is connected to the outer side of the equipment frame 3, a cold extrusion press 5 is arranged at the top end inside the equipment frame 3, a hydraulic rod 6 is movably installed at the bottom end of the cold extrusion press 5, a lifting table 7 is fixedly connected to the bottom end of the hydraulic rod 6, a guide pillar 8 is arranged at the bottom end of the lifting table 7, a sleeve column 9 is arranged below the guide pillar 8, and the bottom end of the guide pillar 8 always moves in the inner cavity of the sleeve column 9, an upper inductor 10 is arranged at the bottom end of the guide post 8, a lower inductor 11 is arranged at the bottom end of the inner cavity of the sleeve post 9, the upper inductor 10 and the lower inductor 11 are touched to enable the cold extrusion press 5 to operate, a composite spring 12 is arranged between the bottom end of the inner cavity of the sleeve post 9 and the bottom end of the guide post 8, a top seat 13 is fixedly arranged at the bottom end of the lifting table 7, an upper die cavity 14 is fixedly arranged inside the top seat 13, a convex module 15 is connected at the bottom end of the upper die cavity 14, the convex module 15 is arranged at the bottom end of the upper die cavity 14 through clamping connection, a first fixed block 16 is arranged at one side of the upper die cavity 14, a die table 17 is arranged at the top end of the fixed table 1, a lower die cavity 18 is fixedly arranged inside the die table 17, a concave module 19 is connected between concave grooves at the top end of the lower die cavity 18, and the concave module 19 is also arranged between concave grooves at the top end of the lower die cavity 18 through clamping connection, the convex module 15 and the concave module 19 correspond to each other, a second fixed block 20 is installed on one side of the lower die cavity 18, the inner walls of the first fixed block 16 and the second fixed block 20 and the outer walls of the upper die cavity 14 and the lower die cavity 18 are in an open-hole design, the first fixed block 16 and the second fixed block 20 are both fixedly connected to the top end of the top seat 13 and the top end of the die table 17 in a welding mode, a rubber pad support block 21 is installed on the surface of a concave groove of the lower die cavity 18, the surface area of the top end of the rubber pad support block 21 is the same as that of the surface of the bottom end of the concave module 19, the top end of the rubber pad support block 21 is closely attached to the surface of the bottom end of the concave module 19, a sound insulation mechanism 22 is arranged on the inner surface of the equipment frame 3, the sound insulation mechanism 22 comprises a hollow cavity 2201, a sound insulation pad 2202 and a connecting block 2203, the hollow cavity 2201 is installed on the inner surface of the equipment frame 3, the sound insulation pad 2202 is installed inside the hollow cavity 2201 by the connection fixture 2203.

The implementation scenario is specifically as follows: when the utility model is used, firstly, the opening of the inner cavity of the fixed platform 1 is opened, the piston damper 2 is fixedly arranged in the inner cavity of the fixed platform 1 through the nut and is well checked, the piston damper 2 is arranged, when the convex module 15 descends repeatedly to punch the metal blank in the concave module 19, a large impact force is caused to the die table 17, a part of the impact force can be neutralized by arranging a plurality of piston dampers 2, the durability of the die is increased, then the convex module 15 is arranged at the bottom end of the upper die cavity 14 through the clamping connection, the concave module 19 is also arranged between the concave groove at the top end of the lower die cavity 18 through the clamping connection, and the convex module 15 and the concave module 19 correspond to each other, the convex module 15 and the concave module 19 are arranged through the clamping connection, and the damage condition can occur due to the long-time use of the convex module 15 and the concave module 19, the clamping connection can enable workers to conveniently replace the convex module 15 or the concave module 19 when the die is damaged, so that the working efficiency is improved, then the fixing bolt penetrates through the assembly hole of the first fixing block 16 to fixedly reinforce the convex module 15 and the upper die cavity 14, the fixing bolt penetrates through the assembly hole of the second fixing block 20 to fixedly reinforce the concave module 19 and the lower die cavity 18, the first fixing block 16 and the second fixing block 20 are arranged, so that the upper die cavity 14 and the lower die cavity 18 can be more stable and not easy to loosen in the stamping process, the phenomenon that the upper die cavity 14 and the lower die cavity are loosened 18 due to long-time use is prevented, the use is influenced, the health of the equipment is maintained, then the rubber pad supporting block 21 is inserted below the concave module 19 and tightly attached to the bottom of the concave module 19, and the support of the concave module 19 can be increased by the arrangement of the rubber pad supporting block 21, the blank metal piece to be processed is placed on the concave module 19 and fixed, the cold extrusion press 5 is started through the operation panel 4, the cold extrusion press 5 pushes the hydraulic rod 6 to descend, the hydraulic rod 6 drives the lifting platform 7 to descend, the convex module 15 punches and forms a blank on the concave module 19, the upper inductor 10 and the lower inductor 11 are in contact in the process, the cold extrusion press 5 is started to drive the top seat 13 to ascend, the convex module 15 is reset, the upper inductor 10 and the lower inductor 11 are arranged, the time of manual operation is greatly saved, meanwhile, the composite spring 12 can play a buffering role, the upper inductor 10 and the lower inductor 11 are prevented from colliding with each other with large force, and the formed workpiece can be taken out to repeatedly carry out the next work content, meanwhile, before the device is used, the sound insulation pad 2202 can be firstly installed in the hollow cavity 2201 through the connecting clamping block 2203 to form the sound insulation mechanism 22, and the sound insulation mechanism 23 is arranged, so that noise pollution can be reduced in the working process, the health and safety of workers are protected, the processing process of a workpiece is finished once, and the model of the cold extrusion press 5 in the embodiment is CDM2B 25.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a cold extrusion block mould, includes fixed station (1), goes up mould cavity (14) and lower mould cavity (18), its characterized in that: a piston shock absorber (2) is installed in an inner cavity of the fixed table (1), an equipment frame (3) is arranged at the top end of the fixed table (1), an operation panel (4) is connected to the outer side of the equipment frame (3), a cold extrusion press machine (5) is arranged at the top end of the inner part of the equipment frame (3), a hydraulic rod (6) is movably installed at the bottom end of the cold extrusion press machine (5), a lifting table (7) is fixedly connected to the bottom end of the hydraulic rod (6), a guide pillar (8) is arranged at the bottom end of the lifting table (7), a sleeve column (9) is arranged below the guide pillar (8), an upper inductor (10) is arranged at the bottom end of the guide pillar (8), a lower inductor (11) is arranged at the bottom end of the inner cavity of the sleeve column (9), a composite spring (12) is arranged between the bottom end of the inner cavity of the sleeve column (9) and the bottom end of the guide pillar (8), and a top seat (13) is fixedly installed at the bottom end of the lifting table (7), go up mould cavity (14) fixed mounting in the inside of footstock (13), the bottom of going up mould cavity (14) is connected with protruding type module (15), go up one side of mould cavity (14) and install first fixed block (16), the top of fixed station (1) is equipped with mould platform (17), lower mould cavity (18) fixed mounting is in the inside of mould platform (17), be connected with concave type module (19) between the top concave groove of lower mould cavity (18), second fixed block (20) are installed to one side of lower mould cavity (18), the concave type groove surface mounting of lower mould cavity (18) has rubber pad supporting shoe (21), the internal surface of equipment rack (3) is equipped with noise insulation mechanism (22).

2. A cold extrusion snapping mold as defined in claim 1, wherein: piston bumper shock absorber (2) the mounting means is fixed for the nut in fixed station (1) inner chamber, piston bumper shock absorber (2) are equipped with a plurality ofly and distribute at fixed station (1) inner chamber equidistance.

3. A cold extrusion snapping mold as defined in claim 1, wherein: the bottom end of the guide post (8) always moves in the inner cavity of the sleeve post (9), and the upper inductor (10) and the lower inductor (11) touch to enable the cold extrusion press (5) to operate.

4. A cold extrusion snapping mold as defined in claim 1, wherein: the convex module (15) is installed at the bottom end of the upper die cavity (14) through clamping connection, the concave module (19) is also installed between the concave grooves at the top end of the lower die cavity (18) through clamping connection, and the convex module (15) and the concave module (19) correspond to each other.

5. A cold extrusion snapping mold as defined in claim 1, wherein: the inner walls of the first fixing block (16) and the second fixing block (20) and the outer walls of the upper die cavity (14) and the lower die cavity (18) are in open-hole design, and the first fixing block (16) and the second fixing block (20) are fixedly connected to the top end of the top base (13) and the top end of the die table (17) in a welding mode.

6. A cold extrusion snapping mold as defined in claim 1, wherein: the surface area of the top end of the rubber pad supporting block (21) is the same as that of the bottom end of the concave module (19), and the top end of the rubber pad supporting block (21) is tightly attached to the surface of the bottom end of the concave module (19).

7. A cold extrusion snapping mold as defined in claim 1, wherein: the sound insulation mechanism (22) comprises a hollow cavity (2201), a sound insulation pad (2202) and a connecting fixture block (2203), the hollow cavity (2201) is installed on the inner surface of the equipment rack (3), and the sound insulation pad (2202) is installed inside the hollow cavity (2201) through the connecting fixture block (2203).