CN113441633B

CN113441633B - Damage-proof cooling type stamping device for machining

Info

Publication number: CN113441633B
Application number: CN202111008108.1A
Authority: CN
Inventors: 彭峰
Original assignee: Ruifeng Automation Technology Haimen Co ltd
Current assignee: Ruifeng Automation Technology Haimen Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-11-05
Anticipated expiration: 2041-08-31
Also published as: CN113441633A

Abstract

The invention discloses a damage-proof cooling type stamping device for machining, which belongs to the technical field of stamping mechanical equipment, wherein a stamping column is movably sleeved in a water-cooling column, the upper end part of the water-cooling column is provided with an elastic magnetism isolating layer capable of shrinking and stretching along with the up-and-down movement of the stamping column, when the stamping column is not stamped, the elastic magnetism isolating layer is in a stretching weak magnetism isolating state, a magnetic suction disc plays a magnetic suction positioning role on a magnetic extrusion ball, a refrigerating strip is soaked in cooling liquid, the temperature of the cooling liquid is reduced, when the stamping column stamps downwards along with a hydraulic cylinder, the stamping column drives a guide rod and the elastic magnetism isolating layer to move downwards, the elastic magnetism isolating layer achieves a shrinking strong magnetism isolating state, the magnetic extrusion ball drops down to extrude a stamping cutter head, so that lubricating oil overflows from the outer wall of the stamping cutter head, the stamping lubricating effect is achieved, in addition, the cooling liquid is guided into the stamping column along with the dropping of the magnetic extrusion ball, for the punching press post and the tool bit that punches a hole cool down, play the cooling guard action to five metals panel and the tool bit that punches a hole.

Description

Damage-proof cooling type stamping device for machining

Technical Field

The invention relates to the technical field of stamping mechanical equipment, in particular to a loss-prevention cooling type stamping device for machining.

Background

The casting of hardware plates goes deep into all aspects of the manufacturing industry, and the hole and groove forming on the hardware plates is mainly realized by a stamping device. The stamping process in the mechanical processing plays an important role in the processing industry of national economy, and the stamping process has the advantages of high precision, high efficiency, good quality, cost saving, material and energy saving and the like.

In the prior art, when a stamping device for hardware plates punches holes, a stamping die head moves to the outside of a sleeve die to carry out high-speed contact stamping on the hardware plates to be stamped, and a tool bit is abraded due to long-time stamping, so that the stamping precision is not high; in addition, in the stamping process, the temperature of the stamping die head is gradually increased, and if the temperature is too high, the thermal deformation of the plate and the end face of the sleeve die is easily caused, so that the stamping effect is influenced.

Therefore, the loss-prevention cooling type stamping device for machining is provided to effectively solve the problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a damage-prevention cooling type stamping device for machining, when the stamping is not carried out, an elastic magnetism isolating layer is in a stretching weak magnetism isolating state, a magnetic suction disc plays a role in magnetic suction positioning on a magnetic extrusion ball, a refrigerating strip is soaked in cooling liquid to reduce the temperature of the cooling liquid, when a stamping column stamps downwards, the elastic magnetism isolating layer achieves a shrinking strong magnetism isolating state, the magnetic extrusion ball falls down to extrude a stamping cutter head, lubricating oil overflows from the outer wall of the stamping cutter head to play a role in stamping and lubricating, and the cooling liquid is guided into the stamping column along with the falling of the magnetic extrusion ball to play a role in cooling a hardware plate and the stamping cutter head.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A damage-proof cooling type stamping device for machining comprises a control table, a material carrying table is arranged on the control table, a positioning plate is fixedly connected to the top end wall of the control table, a water-cooling column with an opening at the bottom end is embedded on the positioning plate, a stamping column is movably connected in the water-cooling column, the bottom end of the stamping column penetrates through the water-cooling column and is provided with a punching tool bit, a bending plate is fixedly sleeved on the end wall of the stamping column, which is positioned outside the water-cooling column, an electric cylinder is arranged at the top end of the control table, the telescopic end of the electric cylinder penetrates through the positioning plate and is fixedly connected with the bending plate, a guide column is fixedly arranged on the inner wall of the water-cooling column, a guide rod is movably sleeved on the guide column in a sealing manner, the bottom end of the guide rod is connected to the stamping column, an elastic magnetic isolation layer in a stretching state is fixedly connected to the top end of the guide rod, a magnetic suction disc is arranged at the top of the water-cooling column, a limit ring is sleeved on the top of the stamping column, the spacing ring bottom is equipped with the magnetism extrusion ball that sets up with magnetic chuck magnetism, magnetism extrusion ball links up with punching press post inner wall movable seal, punch a hole the inside extrusion chamber of offering with magnetism extrusion ball assorted of tool bit, it has a plurality of elasticity oil storage strips to distribute in the extrusion chamber, establish the overflow hole that multiunit and elasticity oil storage strip position correspond on the inner wall of tool bit that punches a hole, the guide post bottom distributes has a plurality of refrigeration strips, and the inside packing that the water-cooling post is located between guide post and the punching press post has the coolant liquid.

Furthermore, the lower end of the guide rod is fixedly connected with the upper end wall of the stamping column through a plurality of connecting rods, and the bottom end of the guide rod penetrates into the stamping column.

Furthermore, the top end of the magnetic extrusion ball is provided with an embedding groove matched with the guide rod, and the magnetic extrusion ball is of a spherical structure made of a magnetic material.

Furthermore, the elastic magnetism isolating layer comprises an elastic bag connected between the guide rod and the guide post, a plurality of magnetism isolating particles are adhered to the inner wall of the elastic bag, and the magnetism isolating particles are flat particles made of strong magnetism isolating materials.

Further, elasticity oil storage strip includes elasticity bag strip, and the inside packing of elasticity bag strip has lubricating oil, and the corresponding one side in elasticity bag strip and overflow hole is the permeable formation, when receiving magnetism extrusion ball whereabouts extrusion back, and the lubricating oil that is located elasticity bag strip overflows to the outer terminal surface of the tool bit that punches a hole through permeable formation, overflow hole to play lubricated antifriction effect at the in-process that punches a hole.

Furthermore, a buffer flap is arranged at the inner bottom of the extrusion cavity.

Furthermore, the refrigeration strip comprises a connecting rod connected to the bottom end of the guide post, and a plurality of refrigeration balls are distributed on the connecting rod.

Furthermore, the refrigeration ball comprises a water seepage capsule and a refrigerant filled in the water seepage capsule, wherein the water seepage capsule is made of permeable materials, and the refrigerant is made of saltpeter.

Furthermore, a dust suction cylinder connected with the material carrying platform is arranged on the control platform, a scrap falling cavity is reserved on the upper end faces of the material carrying platform and the control platform, a punching cavity located below the punching tool bit is formed in the material carrying platform, and the punching cavity is communicated with the scrap falling cavity.

Furthermore, the inner end wall of the punching cavity is provided with a conduction cavity communicated with the inside of the dust suction tube, the end wall of the dust suction tube is respectively provided with a dust suction cavity corresponding to the positions of the conduction cavity and the dust falling cavity, and the dust suction tube is externally connected with a dust suction pipe.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) in the scheme, the stamping column is movably sleeved in the water-cooling column, the upper end part of the water-cooling column is provided with the elastic magnetism isolating layer which can contract and stretch along with the up-and-down movement of the stamping column, the elastic magnetic isolation layer is in a stretching weak magnetic isolation state, the magnetic suction disc plays a magnetic suction positioning role on the magnetic extrusion ball, the refrigeration strip is soaked in the cooling liquid to reduce the temperature of the cooling liquid, when the punching column punches downwards along with the hydraulic cylinder, the punching column drives the guide rod and the elastic magnetism isolating layer to move downwards, the elastic magnetism isolating layer achieves a contraction strong magnetism isolating state, the magnetic extrusion ball falls down to extrude the punching cutter head, make punching a hole tool bit outer wall department spill over lubricating oil, both played the lubricated effect of punching press, further improve the punching press effect again, in addition, the coolant liquid is along with the leading-in punching press post of the tenesmus of magnetism extrusion ball, for punching press post and punching a hole tool bit cool down, play the cooling guard action to five metals panel and punching a hole tool bit.

(2) This scheme is through a plurality of links up pole realization guide bar and punching press post fixed connection, and the guide bar bottom runs through to the punching press post in, the top of magnetism extrusion ball set up with the guide bar assorted inlay establish the groove, the globular structure of magnetism extrusion ball for adopting magnetic material to make, when magnetism extrusion ball is inhaled the location by magnetic chuck magnetism, its location in the guide bar bottom that can be fine.

(3) Elasticity in this scheme separates the magnetic layer including connecting the elasticity bag between guide bar and guide post, it has a plurality of magnetism particles that separate to adhere to on the elasticity bag inner wall, separate the flat form particle that the magnetism particle was made for adopting the strong magnetism material that separates, the elasticity bag is along with the punching press post activity from top to bottom and is contracted, tensile, when it is tensile state, it weakens to magnetism effect of separating between magnetic chuck and the magnetism extrusion ball, when it is the shrink state, a plurality of clearances that separate between the magnetism particle are reduced, thereby play certain magnetism effect of separating to magnetic chuck, at this moment, magnetism extrusion ball is tenesmus under its action of gravity.

(4) Elasticity oil storage strip in this scheme includes elasticity bag strip, and the inside packing of elasticity bag strip has lubricating oil, and elasticity bag strip and the corresponding one side in overflow hole are the permeable formation, when receiving magnetism extrusion ball whereabouts extrusion back, and the lubricating oil that is located elasticity bag strip overflows to the outer terminal surface of the tool bit that punches a hole through permeable formation, overflow hole to play lubricated antifriction effect at the in-process that punches a hole.

(5) The scheme is that a plurality of refrigerating strips are distributed at the bottom end of a guide column and comprise a connecting rod connected with the bottom end of the guide column, a plurality of refrigerating balls are distributed on the connecting rod and comprise a water seepage capsule and a refrigerating agent filled in the water seepage capsule, the water seepage capsule is made of permeable materials, the refrigerating agent is made of saltpeter, when the refrigerating strips are soaked in cooling liquid, the refrigerating balls can play a role of cooling the cooling liquid, in the process of pressing the punching column, the cooling liquid in the water cooling column is guided into the punching column, the refrigerating agent can be separated out through water seepage, the cooling liquid plays a role of cooling the punching column and a punching tool bit, after the punching column returns upwards, after the magnetic extrusion balls are magnetically attracted upwards, the magnetic extrusion balls push the cooling liquid in the punching column to be guided back into the water cooling column again, then the refrigerating balls are used for cooling the cooling liquid with a certain temperature, the circulation is carried out, the service life of the refrigerating agent is prolonged, but also effectively improves the cooling effect.

(6) This scheme is through controlling the bench set up with carry the dust cylinder that the material platform links up mutually, and the dust cylinder is used for carrying out the suction to punching a hole piece that produced in punching press chamber and the bits chamber department that falls and collects.

Drawings

FIG. 1 is a partial inside view of the present invention;

FIG. 2 is a first schematic structural diagram of the present invention;

FIG. 3 is a second schematic structural view of the present invention;

FIG. 4 is an internal view of the joint between the water-cooled and stamped column of the present invention;

FIG. 5 is a partial cross-sectional view of the present invention prior to stamping;

FIG. 6 is a partial cross-sectional view of the present invention after stamping;

FIG. 7 is an internal schematic view of the present invention;

FIG. 8 is a schematic view of the structure at A in FIG. 7;

FIG. 9 is a schematic view of the structure at the location of the piercing bit of the present invention;

FIG. 10 is a schematic view of the structure of the combination of the guide post and the cooling strip of the present invention;

fig. 11 is a schematic view of the interior of the refrigeration ball of the present invention.

The reference numbers in the figures illustrate:

the device comprises a control table 1, a positioning plate 2, a water-cooling column 3, a punching column 4, a punching tool bit 5, an overflow hole 501, an elastic oil storage strip 502, a buffer valve 503, a bending plate 6, a magnetic suction disc 7, a magnetic extrusion ball 8, a limiting ring 9, a guide column 10, an elastic magnetic isolation layer 11, a guide rod 12, a refrigeration strip 13, an engaging rod 131, a refrigeration ball 132, a water seepage capsule 1321, a 1322 refrigerant, a material carrying table 14 and a dust suction cylinder 15.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a loss-prevention cooling type stamping device for machining comprises a control table 1, a material carrying table 14 is arranged on the control table 1, a positioning plate 2 is fixedly connected to the top end wall of the control table 1, a water-cooling column 3 with an opening at the bottom end is embedded in the positioning plate 2, a stamping column 4 is movably connected in the water-cooling column 3, the bottom end of the stamping column 4 penetrates through the water-cooling column 3 and is provided with a punching tool bit 5, a bending plate 6 is fixedly sleeved on the end wall of the stamping column 4, which is located on the outer side of the water-cooling column 3, an electric cylinder is arranged at the top end of the control table 1, a control module connected with the electric cylinder is arranged on the control table 1, the telescopic end of the electric cylinder penetrates through the positioning plate 2 and is fixedly connected with the bending plate 6, the pressing operation of the stamping column 4 and the punching tool bit 5 is realized by matching of the electric cylinder and the bending plate 6, the punching tool bit 5 punches holes on a plate to be processed, and the shape structure of the punching tool bit 5 can be set according to an actual structure to be punched.

Referring to fig. 4-5, a guide post 10 is fixedly disposed on the inner wall of the water-cooled column 3 above the punching column 4, a guide rod 12 is movably sealed and disposed on the guide post 10, the bottom end of the guide rod 12 is connected to the punching column 4, the lower end of the guide rod 12 is fixedly connected to the upper end wall of the punching column 4 through a plurality of connecting rods, the bottom end of the guide rod 12 penetrates into the punching column 4, an elastic magnetic isolating layer 11 in a stretching state is fixedly connected to the top end of the guide rod 12, the top end of the elastic magnetic isolating layer 11 is fixedly connected to the guide rod 12, the bottom end of the elastic magnetic isolating layer 11 is connected to the guide post 10, a magnetic chuck 7 is disposed on the top of the water-cooled column 3, a limit ring 9 is sleeved on the top of the punching column 4, a magnetic extrusion ball 8 magnetically attracted to the magnetic chuck 7 is disposed at the bottom end of the limit ring 9, the magnetic extrusion ball 8 is movably sealed and connected to the inner wall of the punching column 4, an embedding groove matched with the guide rod 12 is disposed at the top end of the magnetic extrusion ball 8, the magnetic squeeze ball 8 is a solid spherical structure made of a magnetic material and has a certain weight.

Referring to fig. 4 and 6, the elastic magnetic isolation layer 11 includes an elastic bag connected between a guide rod 12 and a guide post 10, a plurality of magnetic isolation particles are adhered to the inner wall of the elastic bag, the magnetic isolation particles are flat particles made of a strong magnetic isolation material in the prior art, in an initial state, the lower end of a bent plate is close to the bottom of the water-cooled post 3, the top end of the guide rod 12 extends to the top of the water-cooled post 3, the elastic magnetic isolation layer 11 is in a stretching state, at this time, a huge gap exists between the magnetic isolation particles, the magnetic shielding effect of the formed magnetic shielding layer is very weak, the magnetic chuck 7 has a magnetic attraction effect on the magnetic squeeze ball 8, the magnetic squeeze ball 8 is limited at the bottom end of the limit ring 9, when the punching post 4 is pressed down along with the electric cylinder, the guide rod 12 drives the top end of the elastic magnetic isolation layer 11 to move down to the guide post 10, the elastic magnetic isolation layer 11 contracts, and the gap between the magnetic isolation particles is greatly reduced, at this time, the elastic magnetic isolation layer 11 plays a certain magnetic isolation role between the magnetic suction disc 7 and the magnetic extrusion ball 8, the magnetic extrusion ball 8 falls under the action of gravity, and the falling side of the magnetic extrusion ball 8 plays a hammering role on the punching tool bit 5, so that the impact effect is further improved.

Referring to fig. 7-9, an extrusion cavity matched with the magnetic extrusion ball 8 is formed inside the punching tool bit 5, a plurality of elastic oil storage strips 502 are distributed in the extrusion cavity, a plurality of groups of overflow holes 501 corresponding to the positions of the elastic oil storage strips 502 are formed on the inner wall of the punching tool bit 5, each elastic oil storage strip 502 comprises an elastic bag strip, lubricating oil is filled inside each elastic bag strip, one surface of each elastic bag strip corresponding to the corresponding overflow hole 501 is a permeable layer, after the magnetic extrusion ball 8 falls and is extruded, the other surface is favorable for extruding the plurality of overflow holes 501, the lubricating oil in each elastic bag strip overflows to the outer end surface of the punching tool bit 5 through the permeable layers and the overflow holes 501, so that the lubricating oil has a lubricating and anti-friction effect in the punching process and has a good anti-wear effect to a certain extent, in addition, a buffer flap 503 is arranged at the inner bottom of the extrusion cavity, and after the magnetic extrusion ball 8 falls into the punching tool bit 5, the magnetic extrusion ball 8 plays an elastic extrusion role for the plurality of elastic oil storage bars 502, the buffer valve 503 plays an upward buffer role for the magnetic extrusion ball 8, the impact force of the magnetic extrusion ball 8 on the overflow hole 501 is reduced to a certain extent, the elastic oil storage bars 502 are protected, and the magnetic extrusion ball 8 is prevented from being tightly embedded in the extrusion cavity due to the action of gravity.

Referring to fig. 5-6 and 10-11, a plurality of cooling strips 13 are distributed at the bottom end of the guide column 10, and the water-cooled column 3 is filled with cooling fluid between the guide column 10 and the punching column 4, the cooling strips 13 include a connecting rod 131 connected to the bottom end of the guide column 10, a plurality of cooling balls 132 are distributed on the connecting rod 131, each cooling ball 132 includes a water-permeable capsule 1321 and a refrigerant 1322 filled in the water-permeable capsule 1321, the water-permeable capsule 1321 is made of a permeable material, the refrigerant 1322 is made of saltpeter, when the plurality of cooling strips 13 are immersed in the cooling fluid, the cooling fluid can be cooled, and during the pressing process of the punching column 4, the cooling fluid in the water-cooled column 3 is introduced into the punching column 4, the refrigerant 1322 can be drained and separated out, the cooling fluid plays a role in cooling the punching column 4 and the punching head 5, and after the punching column 4 is retreated upwards, the magnetic squeezing balls 8 are magnetically attracted upwards, the magnetic extrusion balls 8 push the cooling liquid in the punching column 4 to be led back to the water cooling column 3 again, and then the plurality of cooling balls 132 are utilized to cool the cooling liquid with a certain temperature, and the circulation is carried out, so that the service life of the refrigerant 1322 is prolonged, and the cooling effect is effectively improved.

In addition, the control platform 1 is provided with a dust suction tube 15 connected with the material carrying platform 14, the material carrying platform 14 and the upper end face of the control platform 1 are reserved with a scrap falling cavity, the material carrying platform 14 is provided with a punching cavity located below the punching tool bit 5, the punching cavity is communicated with the scrap falling cavity, the inner end wall of the punching cavity is provided with a conduction cavity communicated with the inside of the dust suction tube 15, the end wall of the dust suction tube 15 is respectively provided with a dust suction cavity corresponding to the conduction cavity and the scrap falling cavity, the dust suction tube 15 is externally connected with a dust suction pipe, and in the punching process, the dust suction tube 15 is used for performing an adsorption and dust removal effect on scraps falling on the periphery of the material carrying platform 14.

Compared with the punching device in the prior art, the scheme is that the punching column 4 which is punched downwards is movably sleeved in the water cooling column 3 in a sealing manner, the upper end part of the water cooling column 3 is provided with the elastic magnetic isolating layer 11 which can contract and stretch along with the up-and-down movement of the punching column 4, when the punching column 4 is in an initial state, the elastic magnetic isolating layer 11 is in a stretching weak magnetic isolating state along with the guide rod 12, the magnetic suction disc 7 plays a magnetic suction positioning role on the magnetic extrusion ball 8, the refrigerating strip 13 is soaked in cooling liquid to reduce the temperature of the cooling liquid, when the punching column 4 is punched downwards along with the hydraulic cylinder, the punching column 4 drives the guide rod 12 and the elastic magnetic isolating layer 11 to move downwards, the elastic magnetic isolating layer 11 is in a contracting strong magnetic isolating state, at the moment, the magnetic suction disc 7 does not play a magnetic suction role on the magnetic extrusion ball 8, the magnetic extrusion ball 8 plays a role in extruding the elastic oil storage strip 502 in the punching cutter head 5 after dropping under the action of the gravity, make 5 outer wall departments of tool bit that punches a hole spill over lubricating oil, both played the punching press lubrication action, further improve the punching press effect again, in addition, the coolant liquid plays the cooling effect for punching

press post

4 and 5 departments of tool bit that punches a hole in the leading-in punching press post 4 of the tenesmus of magnetism squeeze ball 8.

The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a loss prevention cooling type stamping device that machining used, includes controls platform (1), it carries material platform (14), its characterized in that to be equipped with on platform (1) to control: the top end wall of the control platform (1) is fixedly connected with a positioning plate (2), a water-cooling column (3) with an opening at the bottom end is embedded in the positioning plate (2), a stamping column (4) is movably connected in the water-cooling column (3), the bottom end of the stamping column (4) penetrates through the water-cooling column (3) and is provided with a punching tool bit (5), a bending plate (6) is fixedly sleeved on the end wall of the stamping column (4) positioned on the outer side of the water-cooling column (3), an electric cylinder is arranged at the top end of the control platform (1), and the telescopic end of the electric cylinder penetrates through the positioning plate (2) and is fixedly connected with the bending plate (6);

the inner wall of the water-cooled column (3) above the stamping column (4) is fixedly provided with a guide column (10), the guide column (10) is movably and hermetically sleeved with a guide rod (12), the bottom end of the guide rod (12) is connected onto the stamping column (4), the top end of the guide rod (12) is fixedly connected with an elastic magnetic separation layer (11) in a stretching state, the bottom end of the elastic magnetic separation layer (11) is connected onto the guide column (10), the inner top of the water-cooled column (3) is provided with a magnetic chuck (7), the top of the stamping column (4) is sleeved with a limiting ring (9), the bottom end of the limiting ring (9) is provided with a magnetic extrusion ball (8) magnetically attracted with the magnetic chuck (7), and the magnetic extrusion ball (8) is movably and hermetically connected with the inner wall of the stamping column (4);

the punching tool bit (5) is internally provided with an extrusion cavity matched with the magnetic extrusion ball (8), a plurality of elastic oil storage strips (502) are distributed in the extrusion cavity, a plurality of groups of overflow holes (501) corresponding to the positions of the elastic oil storage strips (502) are arranged on the inner wall of the punching tool bit (5), a plurality of refrigerating strips (13) are distributed at the bottom end of the guide column (10), the water-cooling column (3) is positioned between the guide column (10) and the punching column (4) and filled with cooling liquid, the elastic magnetic isolation layer (11) comprises an elastic bag connected between the guide rod (12) and the guide column (10), a plurality of magnetic isolation particles are arranged on the inner wall of the elastic bag and are flat adhesive particles made of a strong magnetic isolation material, the top end of the guide rod (12) extends to the top of the water-cooling column (3) in an initial state, and the elastic magnetic isolation layer (11) is in an expansion and stretching state, the gap between the magnetic isolation particles is enlarged, so that the magnetic isolation effect is very weak, and the magnetic suction disc (7) plays a magnetic suction role on the magnetic extrusion ball (8).

2. The loss-prevention cooling type stamping device for machining according to claim 1, characterized in that: the lower end of the guide rod (12) is fixedly connected with the upper end wall of the stamping column (4) through a plurality of connecting rods, and the bottom end of the guide rod (12) penetrates into the stamping column (4).

3. The loss-prevention cooling type stamping device for machining according to claim 1, characterized in that: the top end of the magnetic extrusion ball (8) is provided with an embedding groove matched with the guide rod (12), and the magnetic extrusion ball (8) is of a spherical structure made of a magnetic material.

4. The loss-prevention cooling type stamping device for machining according to claim 1, characterized in that: the elastic oil storage strip (502) comprises an elastic sac strip, lubricating oil is filled in the elastic sac strip, and a permeable layer is arranged on one surface of the elastic sac strip corresponding to the overflow hole (501).

5. The loss-prevention cooling type stamping device for machining according to claim 1, characterized in that: and a buffer valve (503) is arranged at the inner bottom of the extrusion cavity.

6. The loss-prevention cooling type stamping device for machining according to claim 1, characterized in that: the refrigeration strip (13) comprises a joint rod (131) connected to the bottom end of the guide column (10), and a plurality of refrigeration balls (132) are distributed on the joint rod (131).

7. The anti-damage cooling type stamping device for machining according to claim 6, characterized in that: the refrigerating ball (132) comprises a water seepage capsule (1321) and a refrigerant (1322) filled in the water seepage capsule (1321), the water seepage capsule (1321) is made of permeable materials, and the refrigerant (1322) is made of saltpeter.

8. The loss-prevention cooling type stamping device for machining according to claim 1, characterized in that: the punching machine is characterized in that a dust suction tube (15) connected with a material carrying platform (14) is arranged on the control platform (1), a scrap falling cavity is reserved on the upper end faces of the material carrying platform (14) and the control platform (1), a punching cavity located below a punching tool bit (5) is formed in the material carrying platform (14), and the punching cavity is communicated with the scrap falling cavity.

9. The loss-prevention cooling type stamping device for machining according to claim 8, characterized in that: the inner end wall of the punching cavity is provided with a communicating cavity communicated with the inside of the dust suction barrel (15), and the end wall of the dust suction barrel (15) is provided with a dust suction cavity corresponding to the positions of the communicating cavity and the dust falling cavity.