CN104874659B - Circumferential groove punching machine used for LED (Light Emitting Diode) radiator - Google Patents

Circumferential groove punching machine used for LED (Light Emitting Diode) radiator Download PDF

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Publication number
CN104874659B
CN104874659B CN201510293909.5A CN201510293909A CN104874659B CN 104874659 B CN104874659 B CN 104874659B CN 201510293909 A CN201510293909 A CN 201510293909A CN 104874659 B CN104874659 B CN 104874659B
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CN
China
Prior art keywords
rotating disk
chassis
guide plate
punching
hole
Prior art date
Application number
CN201510293909.5A
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Chinese (zh)
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CN104874659A (en
Inventor
叶伟炳
Original Assignee
东莞市闻誉实业有限公司
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Priority to CN201510293909.5A priority Critical patent/CN104874659B/en
Publication of CN104874659A publication Critical patent/CN104874659A/en
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Publication of CN104874659B publication Critical patent/CN104874659B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • B21D53/02Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers

Abstract

The invention relates to a circumferential groove punching machine used for an LED (Light Emitting Diode) radiator. The circumferential groove punching machine comprises a power mechanism, a rotary table, a guide plate, a chassis and punching piece, wherein the power mechanism and the rotary table are in driving connection, the guide plate and the chassis are in fixed connection, and the rotary table and the punching pieces which are circular are positioned between the chassis and the guide plate; a circular placing hole, a through hole and an accommodating hole are formed in the chassis, the rotary table and the guide plate respectively; a circular ring-shaped boss and a limiting part are arranged on the chassis around the accommodating hole, and the rotary table is arranged between the boss and the limiting part in a rotating manner; a plurality of guide holes in clockwise radial arrangement are formed in the rotary table; a plurality of sliding grooves in radial arrangement are formed in the guide plate; each punching piece comprises a punching strip and a sliding block connected with the corresponding punching strip in the rotating manner, and the sliding blocks and the punching strips are arranged in the guide holes and the sliding grooves respectively in a sliding manner. The rotary table is driven to rotate stably through the power mechanism, so that the punching strips slide along the sliding grooves, simultaneous punching for specially-shaped steel inserted in the accommodating holes in multiple directions is realized, the stress is balanced, the symmetry degree and position degree of the grooves through punch forming are improved, and the punching quality is preferably controlled.

Description

For the circumferential recess stamping machine of LED radiator

Technical field

The present invention relates to stamping technology field, more particularly to a kind of circumferential recess stamping machine for LED radiator.

Background technology

Deformed steel is the abbreviation of complicated and special-shaped section shaped steel, belongs to one kind of shaped steel, and is different from simple shape Call.According to the difference of technique, hot rolling deformed steel, cold-drawn deformed steel, clod wash deformed steel, welding deformed steel etc. can be divided into again. With the continuous improvement of China's industrialized level in recent years, the level of China's production rolled section steel was obtained significantly than last century The lifting of degree.

As shown in figure 1,010 outer peripheral face of profile iron is uniformly distributed multiple grooves 011 with trapezoid cross section, in prior art Processed using special stamping die, profile iron 010 is enclosed within special stamping die on the horizontal die of mould side, upper contour forming Descending first groove 011 of punching press on 010 outer peripheral face of profile iron of drift, during upper contour forming drift backhaul, by profile iron 010 around Its axis rotates predetermined angle, then goes up contour forming drift second groove 011 of descending punching press, needs rotation repeatedly can just complete The punching press of the multiple grooves of 010 outer peripheral face of profile iron 011, working (machining) efficiency are very low.Due to repeatedly rotation, many of profile iron 010 are caused 011 error of division of individual groove is larger, causes that 011 symmetry of multiple grooves and position degree deviation are larger, and stamping quality is difficult to control to.

The content of the invention

Based on this, it is necessary to provide a kind of circumferential recess stamping machine for LED radiator, a punching press just can be simultaneously Multiple grooves are formed, to solve the problems, such as that multiple groove symmetries and position degree deviation are larger in prior art.

A kind of circumferential recess stamping machine for LED radiator, including:Actuating unit, chassis, the rotating disk of circular configuration, Guide plate and stamping parts;

The putting hole of the circle of insertion is offered at the axle center on the chassis, at the axle center of the rotating disk, insertion is offered Circular through hole, offers the accommodating hole of the circle of insertion at the axle center of the guide plate;Around the placement on the chassis Hole is provided with the boss of annular and the limiting section with the annular of the concentric setting of the boss, and the rotating disk is rotated and arranged Between the boss and the limiting section;

The guide plate is fixedly connected with the chassis, and the rotating disk is located between the chassis and the guide plate;

Some pilot holes are offered on the rotating disk, some pilot holes are with the axle center of the rotating disk in transmitting clockwise Shape is arranged;

Side on the guide plate towards the rotating disk offers some chutes, and some chutes are with the guide plate Axle center in emitting shape arrange;

The slide block that the stamping parts is included punching press bar and is connected with punching press bar rotation, the slide block are slideably positioned in In the pilot hole, the punching press bar is slideably positioned in the chute;

The actuating unit and the rotating disk drive connection, for driving the slide block edge when driving the rotating disk to rotate The pilot hole slides, so that the punching press bar is along the slide.

In one of embodiment, the edge of the rotating disk stretches out a lug;The actuating unit includes flexible gas Cylinder and connector, the telescopic cylinder are fixedly connected with the chassis by the connector, the telescopic shaft of the telescopic cylinder It is hinged with the lug;The actuating unit also includes installation portion and the proximity switch being arranged on the installation portion, the peace Dress portion is fixedly connected with the connector.

In one of embodiment, waist-shaped hole on the installation portion, is offered, the proximity switch inserts the waist-shaped hole It is interior.

In one of embodiment, the proximity switch and the waist-shaped hole are two, two proximity switches one In one correspondence two waist-shaped holes of insertion.

In one of embodiment, the chassis is circular configuration.

In one of embodiment, the guide plate is circular configuration.

The above-mentioned circumferential recess stamping machine for LED radiator by actuating unit driving rotating disk boss and limiting section it Between stably rotate, and then band movable slider slides along pilot hole so that punching press bar along slide, so as to realize simultaneously to inserting The profile iron of putting hole, through hole and accommodating hole carries out the punching press in multiple directions so that profile iron receiving in a plurality of directions Power is balanced, improves the symmetry and position degree of stamping forming multiple grooves, better controls over stamping quality.

Description of the drawings

Fig. 1 is evenly distributed with the profile iron of multiple grooves for outer peripheral face;

Structural representations of the Fig. 2 for the circumferential recess stamping machine for LED radiator of a preferred embodiment of the present invention;

Fig. 3 is the explosive view of the circumferential recess stamping machine shown in Fig. 2 for LED radiator;

Fig. 4 is a visual angle figure of guide plate shown in Fig. 2;

Fig. 5 is the structural representation of stamping parts shown in Fig. 2;

Fig. 6 is the structure chart of rotating disk, guide plate and stamping parts shown in Fig. 4.

Specific embodiment

For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing Give presently preferred embodiments of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough Comprehensively.

It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or may be simultaneously present centering elements.

Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool The purpose of the embodiment of body, it is not intended that of the invention in limiting.

As shown in Figures 2 and 3, wherein, Fig. 2 for a preferred embodiment of the present invention the circumference for LED radiator it is recessed The structural representation of groove stamping machine 10, Fig. 3 are the explosive view of the circumferential recess stamping machine 10 shown in Fig. 2 for LED radiator.

Circumferential recess stamping machine 10 for LED radiator includes:Actuating unit 11, the rotating disk on chassis 12, circular configuration 13rd, guide plate 14 and stamping parts 15.

Guide plate 14 is fixedly connected with chassis 12.Rotating disk 13 is rotated and is arranged between chassis 12 and guide plate 14, Ke Yili Xie Wei, rotating disk 13 is relative to chassis 12 and guide plate 14 with fixed axis rotation.Fixed with chassis 12 due to guide plate 14 and connected Connect, it is to avoid during rotating disk 13 is rotated cause the guide plate 14 to rotate, so, increased for LED radiator The stability of the work of circumferential recess stamping machine 10.

Offer putting hole 121, the circle of the circle of insertion at the axle center on chassis 12, rotating disk 13 and guide plate 14 respectively Through hole 131 and circle accommodating hole 141.Some pilot holes 132 are offered on rotating disk 13, some pilot holes 132 are with rotating disk 13 axle center is arranged in emitting shape clockwise.

The boss 122 of annular, in the present embodiment, is set on chassis 12, and boss 122 is arranged around putting hole 121.Through hole 131 are circle, and are enclosed within the outside of boss 122 so that rotating disk 13 is rotated around boss 122.It is easy to understand, in order to ensure rotating disk 13 Stability when rotating around boss 122, the diameter of through hole 131 are suitable with the diameter of boss 122, it is ensured that rotating disk 13 is rotated Smoothness.

In the present embodiment, in order to further realize stability that rotating disk 13 is rotated on chassis 12, it is provided with chassis 12 The limiting section 123 of annular, limiting section 123 and 122 concentric setting of boss, so, rotating disk 13 just can be in boss 122 and limit With its axis rotation between position portion 123, stability when rotating disk 13 is rotated is improved.

In the present embodiment, chassis 12 is circular configuration, and guide plate 14 is circular configuration.In other embodiments, chassis 12, Guide plate 14 can also be square structure, ellipsoidal structure etc..

As shown in figure 4, which is a visual angle figure of guide plate 14 shown in Fig. 2.On guide plate 14 towards rotating disk 13 side Some chutes 142 are offered, some chutes 142 are arranged in emitting shape with the axle center of guide plate 14.

Fig. 5 and Fig. 6 is referred in the lump, wherein, structural representations of the Fig. 5 for stamping parts 15 shown in Fig. 2, Fig. 6 are institute in Fig. 3 Show the structure chart of rotating disk 13, guide plate 14 and stamping parts 15.Stamping parts 15 include punching press bar 151 and with 151 turns of punching press bar The slide block 152 of dynamic connection, slide block 152 are slideably positioned in pilot hole 132, and punching press bar 151 is slideably positioned in chute 142. In practical application, profile iron 010 is inserted into putting hole 121, through hole 131 and accommodating hole 141, so, in 13 turns of driving rotating disk When dynamic, band movable slider 152 slides along pilot hole 132, so that punching press bar 151 slides along chute 142, profile iron 010 is rushed Pressure, while forming multiple grooves 011 by realizing a punching press.

Referring again to Fig. 2 and Fig. 3, actuating unit 11 and 13 drive connection of rotating disk, the band when driving rotating disk 13 is rotated is realized Movable slider 152 slides along pilot hole 132 so that punching press bar 151 slides along chute 142, realize several punching press bars 151 shrink and Open, due to several 151 uniform arrangements of punching press bar, during punching press profile iron 010, simultaneously profile iron 010 can be carried out multiple Punching press on uniform direction so that the stress equalization in a plurality of directions of profile iron 010, improves stamping forming multiple grooves 011 Symmetry and position degree, better control over stamping quality.In the present embodiment, the edge of rotating disk 13 stretches out a lug 133, moves Force mechanisms 11 include telescopic cylinder 111 and connector 112, and telescopic cylinder 111 is fixedly connected with chassis 12 by connector, stretch The telescopic shaft 1111 of cylinder 111 is hinged with lug 133.For fit lugs 133, near telescopic shaft 1111 annular it is spacing Portion 123 opens up jagged 1231, it is to avoid when telescopic cylinder 111 drives lug 133 to rotate, cause the stop to lug 133.

In order to control the amplitude of the rotation of rotating disk 13, it is to avoid because out of control during 111 driving rotating disk 13 of telescopic cylinder, cause punching press bar The punching press amplitude of 151 pairs of profile irons 010 is excessive and damage profile iron 010 and stamping parts 15, driving structure 11 also includes installation portion 113 are fixedly connected with connector 112 with the proximity switch 114 being arranged on installation portion 113, installation portion 113.Proximity switch 114 Without the need for carrying out directly contact with telescopic shaft 1111, when the link position of telescopic shaft 1111 and lug 133 is close proximity to switch 114, And it is sensed after, proximity switch 114 can then produce trigger, and external control unit outside just can be according to trigger control The telescopic shaft 1111 of telescopic cylinder 111, realizes the effective control rotated to rotating disk 13, increases recessed for the circumference of LED radiator The reliability and stability of the work of groove stamping machine 10.And the stable performance of proximity switch 114, frequency response be fast, application life Length, strong antijamming capability etc., and have waterproof, it is shockproof, corrosion-resistant the features such as, can fit in the adverse circumstances such as many dirt, greasy dirt With expanding the range of application of the circumferential recess stamping machine 10 for LED radiator.In order to the rotation amplitude by rotating disk 13 is controlled In the range of needs, proximity switch 114 and the waist-shaped hole are two, two 114 interval settings of proximity switch, and one by one In correspondence two waist-shaped holes of insertion.

Adjustment proximity switch 114 offers waist-shaped hole on the position of installation portion 113, installation portion 113 and (schemes not for convenience Mark), in the insertion waist-shaped hole of proximity switch 114.So, when the amplitude for needing to rotate rotating disk 13 is adjusted, open being close to Close 114 to move in waist-shaped hole and be fixed to ad-hoc location.

Referring again to Fig. 5 and Fig. 6, for the ease of liquidating, press strip 151 is changed, and punching press bar 151 includes pulling bar 1511 With slider bar 1512, slide block 152 and slider bar 1512 rotate and be connected, and pulling bar 1511 is bolted away from slide block 152 Slider bar 1512 end, the bottom of 14 upper hopper chute 142 of guide plate opens up bar hole 143, pulls bar 1511 along bar hole 143 Slide and arrange.So, without the need for spliting to rotating disk 13 and guide plate 14, it is possible to pull on bar 1511 and slider bar 1512 Split, and taken out via bar hole 143, be conveniently replaceable pulling bar 1511.

In actual applications, preferably, rotating disk 13 and chassis 12 are ferrous materials, in order to mitigate rotating disk 13 with chassis 12 Abrasion, needs to reduce the friction factor between rotating disk 13 and chassis 12, the contact surface in the present embodiment, on chassis 12 with rotating disk 13 On be coated with solid lubricating film material, the solid lubricating film material is consisted of the following composition:19wt%~32wt%'s The cobalt of a diameter of 28um~71um, the fluorographite of a diameter of 30nm~56nm of 13wt%~27wt%, 8wt%~15wt% Sodium fluoride, the zirconium dioxide of 25wt%~48wt%, the binding agent of 10wt%~31wt%.

In the solid lubricating film material, the cobalt of a diameter of 28um~71um is magnetic nano-particle, while having Higher hardness, intensity and anti-wear performance, are easily adsorbed onto metal material during rotating disk 13 with 12 Relative friction of chassis Contact surface.In the present invention, the content of cobalt is 19wt%~32wt%, preferably 22wt%~28wt%.The diameter of cobalt is preferred For 45um~65um.

Fluorographite is a kind of carbon-graphite functional material that carbon and fluorine react generation at high temperature, as fluorographite is Layer structure, and molecular force between layers is weaker, and distance between layers is 2 times of graphite, with excellent Greasy property, and contact surface of the fluorographite of a diameter of 30nm~56nm easily in metal material during friction is heavy Thin film is accumulated into, metal material surface can be securely attached to, it is difficult for drop-off when there is friction.In the present invention, fluorographite Content be 13wt%~27wt%, preferably 19wt%~22wt%.The diameter of fluorographite is preferably 41nm~52nm.

In the test of punching press repeatedly is carried out to profile iron, rotating disk 13 rotates switching clockwise and anticlockwise relative to chassis 12 Frequency it is very high, form hot environment in contact surface, best results of the sodium fluoride used as additive as additive, and And it is preferable with the cooperative effect of other compositions in the solid lubricating film material, easily transfer membrane is formed in contact surface, strengthen The lubrication property of the solid lubricating film material, improves the temperature tolerance of the solid lubricating film material, and can be in rotating disk The higher protective film of shear strength is formed between 13 and chassis 12.In the present invention, the content of sodium fluoride be 8wt%~ 15wt%, preferably 10wt%~14wt%.

Zirconium dioxide (chemical formula:ZrO2) be zirconium main oxides, be white odorless, tasteless crystal under usual condition, it is difficult It is dissolved in water, hydrochloric acid and dilute sulfuric acid.Chemical property torpescence, and there is high-melting-point, high resistivity, high index of refraction and low-thermal-expansion system Several property, makes it important exotic material, ceramic insulating material and ceramic opacifier, and band gap is about 5eV ~7eV.

Application of the plasma spraying Zirconia Thermal Barrier Coating in aviation and industrial gas turbine has been great progress, The turbine portion of gas turbine is had been used within certain limits.Due to the painting of the solid lubricating film material containing zirconium dioxide Layer can reduce the temperature of air cooling high-temperature component, therefore can significantly improve the durable of high-temperature component rotating disk 13 and chassis 12 Property.In the present invention, the content of zirconium dioxide is 25wt%~48wt%, preferably 31wt%~40wt%.

Binding agent is the guarantee of adhesion strength between other compositions and contact surface in solid lubricating film material.Binding agent is removed Outside sizing material, also including auxiliary elements such as solvent, firming agent, toughener, preservative, coloring agent, defoamer.Binding agent is except most Outside conventional animal glue, also including synthetic resin, rubber and paint etc..During rotating disk 13 with 12 Relative friction of chassis, glue Knot agent increased other compositions and the adsorption strength of the contact surface of metal material in solid lubricating film material, improve solid lubrication The durability and greasy property of thin-film material.

The above-mentioned circumferential recess stamping machine 10 for LED radiator is by 11 driving rotating disk 13 of actuating unit in boss 122 Stably rotate and limiting section 123 between, and then band movable slider 152 slides along pilot hole 132 so that punching press bar 151 is along chute 142 slide, so as to realize while the profile iron 010 to inserting putting hole 121, through hole 131 and accommodating hole 141 carries out multiple sides Punching press upwards so that the stress equalization in a plurality of directions of profile iron 010, improves the right of stamping forming multiple grooves 011 Title degree and position degree, better control over stamping quality.

Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.

Claims (4)

1. a kind of circumferential recess stamping machine for LED radiator, it is characterised in that include:Actuating unit, chassis, circular knot The rotating disk of structure, guide plate and stamping parts;
The putting hole of the circle of insertion is offered at the axle center on the chassis, the circle of insertion at the axle center of the rotating disk, is offered Through hole, the accommodating hole of the circle of insertion is offered at the axle center of the guide plate;
The boss and the annulus with the concentric setting of the boss of annular are provided with the chassis around the putting hole The limiting section of shape, the rotating disk are rotated and are arranged between the boss and the limiting section;
The guide plate is fixedly connected with the chassis, and the rotating disk is located between the chassis and the guide plate;
Some pilot holes are offered on the rotating disk, some pilot holes are arranged in emitting shape clockwise with the axle center of the rotating disk Row;
Side on the guide plate towards the rotating disk offers some chutes, and some chutes are with the axle of the guide plate The heart is arranged in emitting shape;
The slide block that the stamping parts is included punching press bar and is connected with punching press bar rotation, the slide block is slideably positioned in described In pilot hole, the punching press bar is slideably positioned in the chute;
The actuating unit and the rotating disk drive connection, for driving the slide block along described when driving the rotating disk to rotate Pilot hole slides, so that the punching press bar is along the slide.
2. the circumferential recess stamping machine for LED radiator according to claim 1, it is characterised in that the rotating disk Edge stretches out a lug;The actuating unit includes telescopic cylinder and connector, and the telescopic cylinder is by the connection Part is fixedly connected with the chassis, and the telescopic shaft of the telescopic cylinder is hinged with the lug;The actuating unit also includes peace Dress portion and the proximity switch being arranged on the installation portion, the installation portion are fixedly connected with the connector.
3. the circumferential recess stamping machine for LED radiator according to claim 2, it is characterised in that the installation portion On offer waist-shaped hole, the proximity switch is inserted in the waist-shaped hole.
4. the circumferential recess stamping machine for LED radiator according to claim 3, it is characterised in that described being close to is opened Close and the waist-shaped hole is two, two proximity switches are corresponded in two waist-shaped holes of insertion.
CN201510293909.5A 2015-06-01 2015-06-01 Circumferential groove punching machine used for LED (Light Emitting Diode) radiator CN104874659B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510293909.5A CN104874659B (en) 2015-06-01 2015-06-01 Circumferential groove punching machine used for LED (Light Emitting Diode) radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510293909.5A CN104874659B (en) 2015-06-01 2015-06-01 Circumferential groove punching machine used for LED (Light Emitting Diode) radiator

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CN104874659B true CN104874659B (en) 2017-04-19

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107971391B (en) * 2017-10-24 2019-03-26 山东科技大学 A kind of micro- stamping equipment of closely spaced array high speed

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5921688B2 (en) * 1978-08-18 1984-05-22 Fuji Denki Seizo Kk
JP3281175B2 (en) * 1994-04-18 2002-05-13 株式会社東芝 Press forming equipment
US6745468B1 (en) * 1999-04-29 2004-06-08 Schmitt Marine Steering Wheels, Inc. Method of manufacturing a boat steering wheel with finger grip indentations
CN2925678Y (en) * 2006-06-30 2007-07-25 张海勇 Claw clutch of circular punch
CN201711412U (en) * 2010-05-25 2011-01-19 东昌电机(深圳)有限公司 Groove forming device
CN204685779U (en) * 2015-06-01 2015-10-07 东莞市闻誉实业有限公司 For the circumferential recess stamping machine of LED radiator
CN204685894U (en) * 2015-06-01 2015-10-07 东莞市闻誉实业有限公司 For the circumferential recess stamping machine of LED radiator

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