CN111426095B - Workpiece rapid cooling device for hardware machining - Google Patents

Abstract

The invention discloses a workpiece rapid cooling device for hardware processing, which belongs to the technical field of hardware processing, and can realize that aiming at workpieces with different shapes, a telescopic structure is driven by magnetic force to firstly carry out comprehensive multi-point shaping on the workpiece, and simultaneously, liquid water after hydraulic pressure change is cooled to generate an icing phenomenon, on one hand, the telescopic structure is locked and positioned to avoid the local deformation phenomenon of the workpiece in the cooling process, on the other hand, air flow for cooling is cooled, the cooled air flow is dispersed at a contact end of the telescopic structure and is blown to the surface of the workpiece, so that a cooling dead angle is not easy to occur, multi-point distributed cooling is formed, the rapid heat-conducting property of the contact end is matched, the comprehensive and uniform rapid cooling of the workpiece can be realized, the processing performance is improved, the internal stress of materials is removed, the size of the workpiece is stabilized, and the deformation and the cracking are prevented, the forming quality and the dimensional accuracy of the workpiece are obviously improved.

Description

Workpiece rapid cooling device for hardware machining

Technical Field

The invention relates to the technical field of hardware processing, in particular to a workpiece rapid cooling device for hardware processing.

Background

The hardware processing is to process raw materials (stainless steel, copper, aluminum and iron) into various parts according to the drawings or samples of customers by using machines such as lathes, milling machines, drilling machines and polishing machines, for example: screws, motor shafts, model car parts, fishing gear parts, sound box product shells, mobile power supply shells and the like.

In the process of hardware processing technology, because the processes of drilling, polishing, grinding and the like can generate high temperature, the workpiece needs to be cooled, which not only facilitates the continuation of subsequent processes, but also facilitates the molding of the workpiece to force the internal structure to be stable, improves the processing performance, removes the internal stress of materials, stabilizes the size of the workpiece, prevents deformation and cracking, and is beneficial to improving the molding quality of the workpiece. The forming quality of the workpiece is improved, and therefore the latter is widely used in cooling of the workpiece.

But current work piece cooling device who adopts forced air cooling, adopt the hair-dryer convection to blow to the work piece mostly, the inhomogeneous phenomenon of ubiquitous cooling, both sides cooling is very fast and central zone and blind angle region are because being difficult to blow to lead to the cooling slower, the holistic cooling difference of work piece is to work piece intensity, size influence is very big, because expend with heat and contract with cold's effect often can lead to the work piece local deformation phenomenon to appear, especially to the work piece that the shape is irregular and the required precision is high, when current cooling device is difficult to accomplish high-efficient cooling, guarantee the shaping quality and the high accuracy dimensional requirement of work piece.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a workpiece rapid cooling device for hardware processing, which can realize comprehensive and uniform rapid cooling of workpieces with different shapes, improve the processing performance, remove the internal stress of materials and stabilize the size of the workpieces by matching with the rapid heat conduction performance of contact ends, wherein a telescopic structure is driven by magnetic force to firstly carry out comprehensive multi-point shaping on the workpieces, and simultaneously, liquid water after hydraulic pressure change is cooled to generate icing phenomenon, so that on one hand, the telescopic structure is locked and positioned to avoid the local deformation phenomenon of the workpieces in the cooling process, on the other hand, air flow for cooling is cooled, the cooled air flow is dispersed at the contact ends of the telescopic structure and blown to the surface of the workpieces, so that cooling dead angles are not easy to generate, multi-point dispersed cooling is formed, prevent deformation and cracking and obviously improve the forming quality and the dimensional accuracy of the workpiece.

2. Technical scheme

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

A workpiece rapid cooling device for hardware processing comprises a pair of cooling tables, a pair of support frames are fixedly connected between the cooling tables, the cooling tables are close to one end of each other and fixedly embedded with a plurality of uniformly distributed outer fixed cylinders, inner movable shaping rods are inserted into the outer fixed cylinders, one end of each inner movable shaping rod in each outer fixed cylinder is fixedly connected with a magnetic piston, the inner movable shaping rods are close to one end of each inner movable shaping rod, elastic liquid bags are fixedly connected with one end of each inner movable shaping rod, a common gas flow passage is formed in each of the magnetic piston and the outer fixed cylinders, a cooling pipe is fixedly connected between the magnetic piston and the elastic liquid bags, the cooling pipe penetrates through the elastic liquid bags and extends to the outer sides of the elastic liquid bags, air storage cavities are formed in the cooling tables and are communicated with the air storage cavities, air inlet pipes communicated with the air storage cavities are fixedly embedded in the outer ends of the cooling tables, one ends, far away from the cooling tables, are connected with air pumps, an electromagnet is embedded in the cooling table, and a pair of internal moving shaping rods are fixedly connected with point-connected cooling balls at the ends close to each other.

Further, the point connects the cooling ball to include metal inner core, set up the branch wind chamber with the gas flow way intercommunication in the metal inner core, metal inner core outer end parcel covers has the graphite alkene shell, set up a plurality of evenly distributed's dispersion wind hole on the point connects the cooling ball, metal inner core mainly plays the setting effect to the work piece, and the graphite alkene shell plays the effect of protection work piece, avoids appearing the phenomenon of wearing and tearing at the in-process that extrudes the setting, can also play the effect of strengthening the heat conductivity simultaneously.

Further, the metal inner core adopts heat conduction metal material, it has many evenly distributed's heat conduction carbon fiber to inlay in the graphite alkene shell, and heat conduction carbon fiber both can play the reinforcing effect to the metal inner core, and it has extremely excellent heat conductivity on one-dimensional direction simultaneously, can absorb the heat on the work piece fast and distribute away.

Further, the semiconductor refrigeration piece that circumference distributes is installed to the inside one end that interior dynamic fixation stick is located the cooling table, the semiconductor refrigeration piece is close to interior dynamic fixation stick one end fixedly connected with many and leads the cold needle, and leads inside the cold needle runs through interior dynamic fixation stick and extends to interior dynamic fixation stick, and the semiconductor refrigeration piece can play the effect of refrigeration and heating simultaneously, leads the cold needle and is responsible for in the direct quick transmission of heat and cold volume to outer fixed cylinder, can realize freezing and melting of water in the time of the utmost point.

Further, the magnetism piston includes self sealss piston and inlays in the inside strong magnet of self sealss piston, the coating of self sealss piston surface has the hydrophobic coating of nanometer, and the strong magnet cooperates with the electro-magnet, utilizes the direction that changes the electro-magnet and let in the electric current to change the electro-magnet and to the magnetic force of strong magnet, realize adsorbing and the controllable change of repulsion, and then conveniently drive a plurality of internal actions setting stick and connect the cooling ball to remove adaptation work piece shape and laminate the setting.

Furthermore, the outer fixed cylinder is far away from the opening of one end of the elastic liquid bag and is fixedly connected with a stabilizing ring, the inner end of the stabilizing ring is fixedly connected with an O-shaped sealing ring, the stabilizing ring plays a role in stabilizing the moving and shaping rod when moving on one hand, and on the other hand, the outer fixed cylinder can be sealed to avoid external interference and pollution.

Further, self sealss piston includes piston body and negative expansion rubber circle, set up on the piston body lateral wall with negative expansion rubber circle assorted annular seal groove, and negative expansion rubber circle bonding inlay in annular seal groove and with outer a surely a section of thick bamboo interference fit, negative expansion rubber circle can realize pyrocondensation cold expanding's effect under the low temperature state, also can expand all the time at low temperature and keep interference fit with outer a surely section of thick bamboo to realize sealed, avoid the piston body to take place the shrink ring condition because of the expend with heat and contract with cold phenomenon of self, lead to sealed not tight destruction hydraulic pressure balance.

Furthermore, the negative expansion rubber ring comprises a rubber ring body, a full annular cavity is formed in the rubber ring body, the piston body is close to one end of the elastic liquid bag, a plurality of cold conducting wires distributed in an annular array are fixedly connected to the piston body, the cold conducting wires sequentially penetrate through the piston body and the rubber ring body and extend into the full annular cavity, the density of water is maximum under the condition of 0-4 ℃, and the piston body has the characteristic of thermal shrinkage and cold expansion, so that the rubber ring body is forced to expand to prevent the piston body from contracting, the cold conducting wires play a cold conducting role, and the water full in the annular cavity is controlled within the temperature range of 0-4 ℃ all the time.

Further, still inlay on the rubber circle body lateral wall and be fixed with a pair of wear-resisting steel ring, and wear-resisting steel ring and the contact of interior mobile setting stick inner wall, wear-resisting steel ring plays the setting and the reinforcement effect to the rubber circle body, utilizes the wearability to reduce the wearing and tearing of rubber circle body simultaneously.

Further, still install controller module and temperature sensor in the cold bench, controller module electric connection has external power source, and electro-magnet, air pump, semiconductor refrigeration piece and temperature sensor all are connected with the controller module, and the technical staff can utilize the controller module to realize the automation of setting and cooling, utilizes temperature sensor and semiconductor refrigeration piece to regulate and control the temperature for keep at 0-4 ℃ under operating condition.

3. Advantageous effects

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

(1) this scheme can realize the work piece to different shapes, the structure through magnetic drive retractable at first carries out comprehensive multiple spot setting to the work piece, liquid water after the hydraulic pressure change is cooled down and is taken place the phenomenon of icing simultaneously, on the one hand lock the location to telescopic structure, avoid the work piece local deformation phenomenon to appear in the cooling process, on the other hand is cooled down to being used for the refrigerated air current, the air current after the cooling is dispersed at telescopic structure's contact jaw and is gone out and blow to the work piece surface, the cooling dead angle is difficult to appear, form the cooling of distributed multiple spot, the quick heat conductivility of cooperation contact jaw, can realize the comprehensive even quick cooling to the work piece, improve the processability, get rid of the internal stress of material, the size of stable work piece, prevent deformation and fracture, show the shaping quality and the size precision that improve the.

(2) Point connects cooling ball includes the metal inner core, has seted up the branch wind chamber with the gas flow way intercommunication in the metal inner core, and metal inner core outer end parcel has covered the graphite alkene shell, and the point connects the dispersion wind hole of having seted up a plurality of evenly distributed on the cooling ball, and the metal inner core mainly plays the setting effect to the work piece, and the graphite alkene shell plays the effect of protection work piece, avoids appearing the phenomenon of wearing and tearing at the in-process of extrusion setting, can also play the effect of strengthening the heat conductivity simultaneously.

(3) The metal inner core adopts heat conduction metal material, and it has many evenly distributed's heat conduction carbon fiber to inlay in the graphite alkene shell, and heat conduction carbon fiber both can play the reinforcing effect to the metal inner core, and it has extremely excellent heat conductivity on the one-dimensional direction simultaneously, can absorb the heat on the work piece fast and distribute away.

(4) Interior move the setting stick and be located the inside one end of cooling table and install the semiconductor refrigeration piece that circumference distributes, the semiconductor refrigeration piece is close to interior move setting stick one end fixedly connected with many and leads cold needle, and lead inside the cold needle runs through interior move setting stick and extend to interior move setting stick, the semiconductor refrigeration piece can play the effect of refrigeration and heating simultaneously, lead in the cold needle is responsible for the direct quick transmission of heat and cold volume to outer fixed cylinder, can realize freezing and melting of water in the time of extremely short.

(5) The magnetism piston includes self sealss piston and inlays in the inside strong magnet of self sealss piston, and the coating of self sealss piston surface has the hydrophobic coating of nanometer, and the strong magnet cooperates with the electro-magnet, utilizes the direction that changes the electro-magnet and let in the electric current to change the magnetic force of electro-magnet to the strong magnet, realize adsorbing and the controllable change of repulsion, and then conveniently drive a plurality of internal dynamic setting stick and connect the cooling ball to remove adaptation work piece shape and laminate the setting.

(6) The outer fixed cylinder is far away from elastic liquid bag one end opening part fixedly connected with stabilizing ring, the inner fixedly connected with O type sealing washer of stabilizing ring, and stabilizing ring plays the stabilizing action when moving the internal dynamic setting stick on the one hand, and on the other hand can seal outer fixed cylinder and avoid external interference and pollution.

(7) Self sealss piston includes piston body and negative expansion rubber circle, set up on the piston body lateral wall with negative expansion rubber circle assorted annular seal groove, and negative expansion rubber circle bonding inlay in annular seal groove and with outer surely a section of thick bamboo interference fit, negative expansion rubber circle can realize the effect of pyrocondensation cold expanding under low temperature state, also can expand throughout with outer surely a section of thick bamboo at low temperature and keep interference fit to realize sealed, avoid the piston body to take place the shrink ring condition because of the expend with heat and contract with cold phenomenon of self, lead to sealed not tight destruction hydraulic pressure balance.

(8) The negative expansion rubber ring comprises a rubber ring body, wherein a full annular cavity is formed in the rubber ring body, the piston body is close to cold conducting wires distributed by a plurality of annular arrays and fixedly connected with one end of an elastic liquid bag, the cold conducting wires sequentially penetrate through the piston body and the rubber ring body and extend into the full annular cavity, the density of the water is maximum under the condition of 0-4 ℃, and the negative expansion rubber ring has the characteristic of thermal shrinkage and cold expansion, so that the rubber ring body is forced to expand to prevent the piston body from contracting, the cold conducting wires play a cold conducting role, and the water in the full annular cavity is conveniently controlled within the temperature range of 0-4 ℃ all the time.

(9) Still inlay on the rubber circle body lateral wall and be fixed with a pair of wear-resisting steel ring, and wear-resisting steel ring and the contact of interior flexible setting stick inner wall, wear-resisting steel ring plays the setting and the reinforcement effect to the rubber circle body, utilizes the wearability to reduce the wearing and tearing of rubber circle body simultaneously.

(10) Still install controller module and temperature sensor in the cold bench, controller module electric connection has external power supply, and electro-magnet, air pump, semiconductor refrigeration piece and temperature sensor all are connected with the controller module, and the technical staff can utilize the controller module to realize the automation of stereotyping and cooling, utilizes temperature sensor and semiconductor refrigeration piece to regulate and control the temperature for keep at 0-4 ℃ under operating condition.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a part of the present invention in an operating state;

FIG. 3 is a schematic structural view of an outer stator section according to the present invention;

FIG. 4 is a schematic structural view of a spot-bonded cooling ball portion according to the present invention;

fig. 5 is a schematic view of the self-sealing piston portion of the present invention.

The reference numbers in the figures illustrate:

1 cooling table, 2 support frames, 3 outer fixed cylinders, 4 inner movable shaping rods, 5 air inlet pipes, 6 air storage cavities, 7 electromagnets, 8-point-connected cooling balls, 801 metal inner cores, 802 graphene shells, 803 air distribution cavities, 9 heat conduction carbon fibers, 10 self-sealing pistons, 1001 piston bodies, 1002 rubber ring bodies, 1003 wear-resistant steel rings, 1004 cold conducting wires, 1005 full annular cavities, 11 strong magnets, 12 cooling pipes, 13 air flow channels, 14 elastic liquid bags, 15 semiconductor refrigerating sheets, 16 cold conducting needles, 17 dispersing air holes and 18 stabilizing rings.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope 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 fast workpiece cooling device for hardware processing comprises a pair of cooling tables 1, a pair of support frames 2 is fixedly connected between the pair of cooling tables 1, a plurality of uniformly distributed outer fixed cylinders 3 are fixedly embedded at the ends of the pair of cooling tables 1 close to each other, an inner movable shaping rod 4 is inserted in each outer fixed cylinder 3, a magnetic piston is fixedly connected at one end of each inner movable shaping rod 4 located in each outer fixed cylinder 3, an elastic liquid bag 14 is fixedly connected at one end of each pair of inner movable shaping rods 4 close to each other, the elastic liquid bag 14 is made of an elastic material and can be correspondingly deformed according to hydraulic pressure change, a common gas flow passage 13 is respectively formed on each magnetic piston and each outer fixed cylinder 3, a cooling pipe 12 is fixedly connected between each magnetic piston and the elastic liquid bag 14, each cooling pipe 12 penetrates through the elastic liquid bag 14 and extends to the outer side of the elastic liquid bag 14, an air storage cavity 6 is formed in each cooling table 1, and cooling tube 12 and store up wind chamber 6 intercommunication, 1 outer end of cooling platform is fixed to be inlayed and is had the intake pipe 5 with storing up wind chamber 6 intercommunication, and intake pipe 5 is kept away from 1 one end of cooling platform and is connected with the air pump, inlays in the cooling platform 1 and installs electro-magnet 7, and one pair of internal movement setting stick 4 is close to the equal fixedly connected with point of one end each other and connects cooling ball 8 for contact work piece and support tightly and realize the setting effect.

Referring to fig. 4, the spot-bonded cooling ball 8 includes a metal core 801, an air distribution cavity 803 communicated with the gas flow channel 13 is formed in the metal core 801, a graphene shell 802 covers the outer end of the metal core 801 in a wrapping manner, a plurality of uniformly distributed air distribution holes 17 are formed in the spot-bonded cooling ball 8, the metal core 801 mainly plays a role in shaping a workpiece, the graphene shell 802 plays a role in protecting the workpiece, so that the phenomenon of abrasion in the extrusion shaping process is avoided, and meanwhile, the heat conductivity can be enhanced, the metal core 801 is made of a heat-conducting metal material, a plurality of uniformly distributed heat-conducting carbon fibers 9 are embedded in the graphene shell 802, the heat-conducting carbon fibers 9 can enhance the metal core 801, and meanwhile, the spot-bonded cooling ball has extremely excellent heat conductivity in the one-dimensional direction, and can rapidly absorb heat on the workpiece and dissipate the heat.

Referring to fig. 3, one end of the internal movable shaping rod 4 located inside the cooling platform 1 is installed with semiconductor chilling plates 15 distributed circumferentially, one end of the semiconductor chilling plates 15 close to the internal movable shaping rod 4 is fixedly connected with a plurality of cold conducting pins 16, and the cold guide needle 16 penetrates through the internal movable shaping rod 4 and extends into the internal movable shaping rod 4, the semiconductor refrigerating sheet 15 can play a role in refrigerating and heating at the same time, the cold guide needle 16 is made of heat-conducting metal materials and is responsible for directly and quickly transmitting heat and cold to the external fixed cylinder 3, can realize freezing and melting of water in the time of the utmost point short, the outer fixed cylinder 3 is kept away from elastic liquid bag 14 one end opening part fixedly connected with stabilizer ring 18, the inner fixedly connected with O type sealing washer of stabilizer ring 18, stabilizer ring 18 plays the stabilizing effect when moving internal movement setting stick 4 on the one hand, and on the other hand can seal outer fixed cylinder 3 and avoid external interference and pollution.

Please refer to fig. 3, the magnetic piston includes a self-sealing piston 10 and a strong magnet 11 embedded inside the self-sealing piston 10, the outer surface of the self-sealing piston 10 is coated with a nano hydrophobic coating, the strong magnet 11 is matched with the electromagnet 7, the direction of current passing through the electromagnet 7 is changed, so as to change the magnetic force of the electromagnet 7 on the strong magnet 11, and realize the controllable change of adsorption and repulsion, thereby conveniently driving the plurality of internal dynamic shaping rods 4 and the dotted cooling ball 8 to move to adapt to the shape of the workpiece for laminating and shaping.

Referring to fig. 5, the self-sealing piston 10 includes a piston body 1001 and a negative expansion rubber ring, an annular sealing groove matched with the negative expansion rubber ring is formed on the outer side wall of the piston body 1001, and the negative expansion rubber ring is adhered and embedded in the annular sealing groove and is in interference fit with the outer fixed cylinder 3, the negative expansion rubber ring can realize the effect of thermal shrinkage and cold expansion at low temperature, and can also be expanded at low temperature and always keep interference fit with the outer fixed cylinder 3 to realize sealing, thereby avoiding the situation that the piston body 1001 contracts due to thermal expansion and cold contraction of the piston body itself, causing untight sealing and damaging hydraulic balance, the negative expansion rubber ring includes a rubber ring body 1002, a full annular cavity 1005 is formed inside the rubber ring body 1002, one end of the piston body 1001 close to the elastic liquid bag 14 is fixedly connected with a plurality of cold-conducting wires 1004 distributed in an annular array, the cold-conducting wires are made of the same material as the cold-conducting needles 16, and the cold-conducting wires 1004 sequentially penetrate, the density of water is the largest under the condition of 0-4 ℃, and the water has the characteristics of thermal shrinkage and cold expansion, so that the rubber ring body 1002 is forced to expand to prevent the contraction of the piston body 1001, the cold conducting wire 1004 plays a cold conducting role, the water filling the annular cavity 1005 is controlled within the temperature range of 0-4 ℃ all the time, a pair of wear-resistant steel rings 1003 is embedded and fixed on the outer side wall of the rubber ring body 1002, the wear-resistant steel rings 1003 are in contact with the inner wall of the internal dynamic setting rod 4, the wear-resistant steel rings 1003 play a role in setting and reinforcing the rubber ring body 1002, and meanwhile, the wear resistance is utilized to reduce the wear of the rubber ring body 1002.

Still install controller module and temperature sensor in the cooling table 1, controller module electric connection has external power supply, and electro-magnet 7, air pump, semiconductor refrigeration piece 15 and temperature sensor all are connected with the controller module, and the technical staff can utilize the controller module to realize the automation of stereotyping and cooling, utilizes temperature sensor and semiconductor refrigeration piece 15 to regulate and control the temperature for keep at 0-4 ℃ under operating condition, the compiling of concrete control mode and logic program belongs to prior art, no longer gives details here.

Before a workpiece is cooled, a semiconductor refrigerating sheet 15 is started for refrigeration, the temperature of the elastic liquid bag 14 and the water in the full annular cavity 1005 is reduced to 0-4 ℃ before the water is extracted, but no icing phenomenon exists, then the workpiece to be cooled is placed between a pair of cooling tables 1, a pair of electromagnets 7 are started to form magnetic repulsion with magnetic pistons, under the action of the repulsion force, an inner movable shaping rod 4 extends and moves in an outer fixed cylinder 3 to tightly abut against the workpiece, the shaping effect on the workpiece is completed, the elastic liquid bag 14 enters the outer fixed cylinder 3 by compressed water, the semiconductor refrigerating sheet 15 is continuously controlled to be further reduced to be below 0 ℃, so that the water is frozen to position the inner movable shaping rod 4 after the movement, the deviation in the cooling process is avoided, then an air pump is started to convey air flow to an air storage cavity 6, then the air flow is dispersed into each cooling pipe 12, and the temperature is reduced under the surrounding of ice in the process of passing through the elastic liquid bag 14 and the outer fixed cylinder 3, finally, the cooling liquid reaches the point-contact cooling ball 8 and is blown out through the dispersing air holes 17, and the surface of the workpiece is uniformly cooled at multiple points comprehensively.

The invention can realize that aiming at workpieces with different shapes, the telescopic structure is driven by magnetic force to firstly carry out comprehensive multi-point shaping on the workpiece, and simultaneously, liquid water after hydraulic pressure change is cooled to generate icing phenomenon, on one hand, the telescopic structure is locked and positioned, the workpiece is prevented from generating local deformation phenomenon in the cooling process, on the other hand, air flow for cooling is cooled, the cooled air flow is dispersed at the contact end of the telescopic structure and is blown to the surface of the workpiece, cooling dead angles are not easy to occur, multi-point distributed cooling is formed, and the comprehensive and uniform rapid cooling of the workpiece can be realized by matching with the rapid heat-conducting property of the contact end, the processing property is improved, the internal stress of materials is removed, the size of the workpiece is stabilized, deformation and cracking are prevented, and the forming quality and the size precision of the workpiece are obviously improved.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (10)

1. The utility model provides a quick cooling device of work piece for hardware processing which characterized in that: comprises a pair of cooling tables (1), a pair of support frames (2) fixedly connected with the cooling tables (1), a pair of outer fixed cylinders (3) with a plurality of uniform distributions and close to one end of the cooling tables (1), an inner movable shaping rod (4) inserted in the outer fixed cylinders (3), a magnetic piston fixedly connected with one end of the inner movable shaping rod (4) in the outer fixed cylinders (3), a pair of elastic liquid bags (14) fixedly connected with one end of the inner movable shaping rod (4) close to one end of the inner movable shaping rod, a common gas flow channel (13) arranged on the magnetic piston and the outer fixed cylinders (3), a cooling pipe (12) fixedly connected with the magnetic piston and the elastic liquid bags (14), and the cooling pipe (12) runs through the elastic liquid bags (14) and extends to the outer side of the elastic liquid bags (14), and an air storage cavity (6) arranged in the cooling tables (1), and cooling tube (12) and store up wind chamber (6) intercommunication, fixed the inlaying in cooling platform (1) outer end has intake pipe (5) with store up wind chamber (6) intercommunication, intake pipe (5) are kept away from cooling platform (1) one end and are connected with the air pump, inlay in cooling platform (1) and install electro-magnet (7), and is a pair of interior dynamic setting stick (4) are close to the equal fixedly connected with point of one end each other and connect cooling ball (8).

2. The workpiece rapid cooling device for hardware processing according to claim 1, characterized in that: point connects cooling ball (8) includes metal inner core (801), set up branch wind chamber (803) with gas runner (13) intercommunication in metal inner core (801), metal inner core (801) outer end parcel covers has graphite alkene shell (802), set up a plurality of evenly distributed's dispersion wind hole (17) on point connects cooling ball (8).

3. The workpiece rapid cooling device for hardware processing according to claim 2, characterized in that: the metal inner core (801) is made of a heat-conducting metal material, and a plurality of heat-conducting carbon fibers (9) which are uniformly distributed are embedded in the graphene shell (802).

4. The workpiece rapid cooling device for hardware processing according to claim 1, characterized in that: interior move setting stick (4) and be located the inside one end of cooling table (1) and install semiconductor refrigeration piece (15) that circumference distributes, semiconductor refrigeration piece (15) are close to interior move setting stick (4) one end fixedly connected with many and lead cold needle (16), and lead cold needle (16) and run through interior move setting stick (4) and extend to interior move inside setting stick (4).

5. The workpiece rapid cooling device for hardware processing according to claim 1, characterized in that: the magnetic piston comprises a self-sealing piston (10) and a strong magnet (11) embedded in the self-sealing piston (10), and a nano hydrophobic coating is coated on the outer surface of the self-sealing piston (10).

6. The workpiece rapid cooling device for hardware processing according to claim 1, characterized in that: the outer fixed cylinder (3) is far away from an opening at one end of the elastic liquid bag (14) and is fixedly connected with a stabilizing ring (18), and an O-shaped sealing ring is fixedly connected at the inner end of the stabilizing ring (18).

7. The workpiece rapid cooling device for hardware processing according to claim 5, characterized in that: the self-sealing piston (10) comprises a piston body (1001) and a negative expansion rubber ring, wherein an annular sealing groove matched with the negative expansion rubber ring is formed in the outer side wall of the piston body (1001), and the negative expansion rubber ring is adhered and embedded in the annular sealing groove and is in interference fit with the outer fixed cylinder (3).

8. The workpiece rapid cooling device for hardware processing according to claim 7, characterized in that: negative inflation rubber circle includes rubber circle body (1002), full annular chamber (1005) have been seted up to rubber circle body (1002) inside, piston body (1001) are close to leading cold silk (1004) that many annular arrays of elasticity liquid bag (14) one end fixedly connected with distribute, and lead cold silk (1004) and run through piston body (1001) and rubber circle body (1002) in proper order and extend to full annular chamber (1005).

9. The workpiece rapid cooling device for hardware processing according to claim 8, characterized in that: a pair of wear-resistant steel rings (1003) is further embedded and fixed on the outer side wall of the rubber ring body (1002), and the wear-resistant steel rings (1003) are in contact with the inner wall of the internal movement shaping rod (4).

10. The workpiece rapid cooling device for hardware processing according to claim 1, characterized in that: still install controller module and temperature sensor in cooling platform (1), controller module electric connection has external power source, and electro-magnet (7), air pump, semiconductor refrigeration piece (15) and temperature sensor all are connected with the controller module.

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