CN209078897U - Mold cutter with refrigerating function - Google Patents

Abstract

The utility model relates to dise knife die cutting technique fields, disclose a kind of mold cutter with refrigerating function, including rotary joint, attachment base, hollow spindle, centre pipe and the internal cutting die for being equipped with cooling sap cavity；Interior the first feed pathway for being equipped with connection inlet of rotary joint and the first liquid outlet channel for being connected to liquid outlet, attachment base is interior to be equipped with the second feed pathway for being connected to the first feed pathway, and the second liquid outlet channel of the first liquid outlet channel of connection；One end of centre pipe is connected to the second feed pathway, and it is intracavitary that the other end of centre pipe through the open end of cutting die protrudes into coolant liquid, to form third feed pathway；Hollow spindle is sheathed on the outside of centre pipe, cools down the gap between the inner wall, the inner wall of hollow spindle and the outer wall of centre pipe of sap cavity and forms third liquid outlet channel, third liquid outlet channel is connected to the second liquid outlet channel.The utility model realizes uninterrupted cooling, improves cooling efficiency by setting rotary joint and attachment base.

Description

Mold cutter with refrigerating function

Technical field

The utility model relates to dise knife die cutting technique fields, more particularly to a kind of mold cutter with refrigerating function.

Background technique

Dise knife die-cutting machine can cut the materials such as protective film, release paper, double-sided adhesive and foam, compared to flat cutter die-cutting machine, Its speed is faster, more efficient, and can be realized complicated technology and automatic waste discharge, therefore is widely used in electronic product, food In the process such as product packaging and medical product.In electronic product production and processing application field, die-cutting machine uses mold cutter As the molding cutter of main cutting material, so the molding and matter of the quality and performance of mold cutter and construction to product Amount plays critical effect.As science and technology continues to develop, material to be cut is also by original PET, and foam, double-sided adhesive etc. is often Gauge material, is gradually converted into Optical transparent adhesive (Optical Clear Adhesive, hereinafter referred to as OCA optical cement) and other are same Etc. properties special material.OCA optical cement is one of the raw material of important touch screen, is that optics acrylic glue is made into no base Material, then in upper and lower bottom, then respectively one layer of release film of fitting, it is a kind of two-sided fitting adhesive tape of no basis material.And conduct A kind of no substrate optics pressure sensitive adhesive, the property of OCA optics glue material are that colloid is soft, glue-line is thick, and such material is to cutting edge It is more demanding, there can be no excessive glues and wire drawing phenomenon.

Currently, the mold cutter of dise knife die-cutting machine belongs to extruding cutting in cutting, it is existing to be easy to appear excessive glue, wire drawing etc. As.In particular with the development of electronic product, this kind of material of OCA optical cement is more and more used, and existing dise knife Die-cutting machine still cannot effectively handle the bad phenomenon of this excessive glue and wire drawing, thus cause product qualification rate low, equipment production Process velocity is excessively slow, and production efficiency is low, high production cost.

Utility model content

(1) technical problems to be solved

The purpose of the utility model is to provide a kind of easy to use, excellent die cutters with refrigerating function of cooling effect Tool, to solve the problems, such as that existing mold cutter is easy excessive glue, wire drawing.

(2) technical solution

In order to solve the above technical problems, the utility model provides a kind of mold cutter with refrigerating function, including rotation connects Head, attachment base, hollow spindle, centre pipe and the internal cutting die for being equipped with cooling sap cavity；Be equipped in the rotary joint be connected into First feed pathway of liquid mouth and the first liquid outlet channel for being connected to liquid outlet, the inlet for importing coolant liquid, it is described go out Liquid mouth is for being discharged coolant liquid；The second feed pathway for being connected to first feed pathway, Yi Jilian are equipped in the attachment base Lead to the second liquid outlet channel of first liquid outlet channel；One end of the centre pipe is connected to second feed pathway, described It is intracavitary that the other end of centre pipe through the open end of the cutting die protrudes into the coolant liquid, to form third feed pathway；It is described Hollow spindle is sheathed on the outside of the centre pipe, the inner wall of the cooling sap cavity, the hollow spindle inner wall with it is described Gap between the outer wall of centre pipe forms third liquid outlet channel, and it is logical that the third liquid outlet channel connection described second goes out liquid Road.

It wherein, further include the first toolsetting component for being set to the open end of the cutting die；The first toolsetting component includes Toolsetting screw rod, be slideably socketed on the cutting die open end outside the first toolsetting sliding block and be fixed in it is described first adjust First gland of knife sliding block；The toolsetting screw rod is socketed on the outside of the hollow spindle, for pushing the cutting die along axial It is mobile；First gland is threadedly connected to the outside of the toolsetting screw rod.

It wherein, further include the second toolsetting component for being set to the other end of the cutting die, the second toolsetting component includes It is slideably socketed on the second toolsetting sliding block in the outside of the other end of the cutting die and is fixed in the second toolsetting sliding block Second gland；Elastic element is equipped in the second toolsetting sliding block, one end of the elastic element abuts the another of the cutting die The other end at end, the elastic element abuts second gland.

Wherein, the first toolsetting component further includes thrust bearing, and one end of the thrust bearing abuts the cutting die The other end of open end, the thrust bearing abuts the toolsetting screw rod.

Wherein, the first toolsetting component further includes locking nut, and the locking nut is threadedly connected to the toolsetting spiral shell The outside of bar.

Wherein, the first toolsetting component further includes self-lubricating bearing, is socketed on the inside of the self-lubricating bearing described The outside of the open end of cutting die is embedded at the inside of the first toolsetting sliding block on the outside of the self-lubricating bearing.

It wherein, further include the toolsetting bracket of adjustable in length, one end of the toolsetting bracket connects the rotary joint, institute The other end for stating toolsetting bracket connects the first toolsetting sliding block.

Wherein, the toolsetting bracket includes the first L-type plate and the second L-type plate, and the short side of the first L-type plate is affixed described Rotary joint, the affixed first toolsetting sliding block of the short side of the second L-type plate；The long side of the first L-type plate and described The long side of two L-type plates is overlapped, and is parallel to the axis of the cutting die, the long side of the first L-type plate and second L-type The long side of plate can opposite sliding.

Wherein, the rotary joint includes mandrel and the shell that can be rotated corresponding thereto that is sheathed on outside the mandrel, institute It states inlet and the liquid outlet is set on the shell, first liquid outlet channel and first feed pathway are set to In the mandrel.

(3) beneficial effect

Compared with prior art, the utility model has the advantage that

A kind of mold cutter with refrigerating function provided by the utility model, including it is provided with feed pathway and liquid outlet channel Rotary joint and attachment base, and connection attachment base and cutting die inside centre pipe and hollow spindle, outside provide it is cold But liquid successively passes through in the cooling sap cavity that rotary joint, attachment base and centre pipe are directed into inside cutting die, the cooling after heat exchange Liquid is successively exported by hollow spindle, attachment base and rotary joint to external cooling device again, forms a cooling cycle.Pass through Rotary joint and attachment base are set, cutting die is enable continuously to be provided in coolant liquid to cutting die while rotary work by external Portion realizes uninterrupted cooling, raising cooling efficiency, and cutter is made to be constantly in low-temperature condition incision OCA optics in cutting process Glue, can reduce gumminess makes colloid be hardened, so that excessive glue and wire drawing phenomenon be avoided to occur.

Detailed description of the invention

Fig. 1 is the schematic cross-section of mold cutter of one of the utility model embodiment with refrigerating function；

Fig. 2 is the partial enlarged view of the mold cutter with refrigerating function in Fig. 1；

Fig. 3 is the isometric side view of the mold cutter with refrigerating function in Fig. 1；

Fig. 4 is the main view and three schematic cross-sections of one of the utility model embodiment attachment base, and wherein a figure is The main view of attachment base, b figure are the sectional view along A-As of a figure, and c figure is the B-B direction cross-sectional view of a figure, and d figure is the C-C of a figure to cuing open View；

Fig. 5 is the rearview and isometric side view of the attachment base in Fig. 4, and wherein a figure is the rearview of attachment base, and b figure is The isometric side view of attachment base；

Description of symbols:

1: the first L-type plate；2: screw；3: the second L-type plates；

4: toolsetting screw rod；5: thrust bearing；6: the first toolsetting sliding blocks；

7: cutting die；71: cooling sap cavity；72: the open end of cutting die；

73: the closed end of cutting die；8: centre pipe；81: third feed pathway；

82: third liquid outlet channel；9: self-lubricating bearing；10: the first glands；

11: locking nut；12: hollow spindle；13: attachment base；

131: the second feed pathways；132: the second liquid outlet channels；133: centre pipe mounting hole；

134: hollow spindle mounting hole；14: rotary joint；141: mandrel；

142: shell；15: the second toolsetting components；151: the second toolsetting sliding blocks；

152: the second glands；153: spring；154: toolsetting jacking block unit；

16: inlet；17: liquid outlet.

Specific embodiment

To keep the purposes, technical schemes and advantages of utility model clearer, below in conjunction with the drawings and specific embodiments, Technical solution in utility model is explicitly described.Obviously, described embodiment is that utility model a part is implemented Example, instead of all the embodiments.Based on the embodiment in utility model, those of ordinary skill in the art are not making creation Property labour under the premise of every other embodiment obtained, belong to the range of utility model protection.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " first " " second " " third " etc. is the number in order to clearly illustrate product component progress, does not represent any essential distinction."upper" Direction shown in attached drawing is subject in "lower" " left side " " right side ".It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.

It should be noted that unless otherwise clearly defined and limited, term " connection " shall be understood in a broad sense, for example, can To be to be fixedly connected, may be a detachable connection, or be integrally connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected.For the ordinary skill in the art, it can understand above-mentioned term in utility model with concrete condition Concrete meaning.

Fig. 1 is the schematic cross-section of mold cutter of one of the utility model embodiment with refrigerating function, and Fig. 2 is figure The partial enlarged view of the mold cutter with refrigerating function in 1, it is provided by the embodiment of the utility model as shown in Fig. 1 and Fig. 2 A kind of mold cutter with refrigerating function, including rotary joint 14, attachment base 13, hollow spindle 12, centre pipe 8 and inside are set There is the cutting die 7 of cooling sap cavity 71.Cutting die 7 is dise knife, and the left end of cutting die 7 is the open end 72 of cutting die, and is connected with cooling sap cavity 71 Logical, the right end of cutting die 7 is the closed end 73 of cutting die.Rotary joint 14 includes internal mandrel 141 and is sheathed on outside mandrel 141 Can be with the shell 142 of 141 relative rotation of mandrel.Shell 142 is hollow cylindrical body, and mandrel 141 is embedded in shell 142, And it can be rotated freely along the axis direction of rotary joint 14, while mandrel 141 does not generate phase with shell 142 in the axial direction To displacement.Annular groove there are two being set on the inner surface of shell 142, the rotary shaft of annular groove and the axis of rotary joint 14 It is overlapped.The side wall of shell 142 is equipped with the inlet 16 of the annular groove on connection right side, for importing coolant liquid.Shell simultaneously The liquid outlet 17 of the annular groove in connection left side is additionally provided on 142 side wall, for coolant liquid to be discharged.

The first liquid outlet channel mandrel 141 interior the first feed pathway for being equipped with connection inlet 16 and be connected to liquid outlet 17. When mandrel 141 is rotated relative to shell 142, the first feed pathway is connect with the annular groove on right side always, and then is connected always Logical inlet 16, therefore without following mandrel 141 to rotate the relatively fixed of inlet 16 may be implemented, convenient for connection in inlet 16 External cooling device.Similarly, when mandrel 141 relative to shell 142 rotate when, the second feed pathway 131 also always with left side Annular groove connection, and then be connected to liquid outlet 17 always, thus liquid outlet 17 is also relatively fixed.

Fig. 3 is the isometric side view of the mold cutter with refrigerating function in Fig. 1；Fig. 4 is in the utility model embodiment A kind of attachment base main view and three schematic cross-sections, wherein a figure in Fig. 4 is the main view of attachment base, in Fig. 4 B figure is the sectional view along A-A of a figure, and the c figure in Fig. 4 is the B-B direction cross-sectional view of a figure, and the d figure in Fig. 4 is the C-C of a figure to cuing open View.Fig. 5 is the rearview and isometric side view of the attachment base in Fig. 4, wherein a figure in Fig. 5 is the rearview of attachment base, B figure in Fig. 5 is the isometric side view of attachment base.As shown in Fig. 3, Fig. 4 and Fig. 5, the affixed attachment base 13 of the right end of mandrel 141. Specifically, as shown in figure 5, attachment base 13 is equipped with positioning hole, bolt can be used and be connected to mandrel 141 and attachment base 13 Together.The left end of attachment base 13 is equipped with the second feed pathway 131 of the first feed pathway of connection, and the second feed pathway 131 is located at The axis of attachment base 13 is on the upper side.The left end of attachment base 13 be additionally provided with connection the first liquid outlet channel the second liquid outlet channel 132, second The axis that liquid outlet channel 132 is located at attachment base 13 is on the lower side.The right end of attachment base 13 is equipped with centre pipe mounting hole 133, with second Feed pathway 131 is connected to, and the right end of attachment base 13 is additionally provided with hollow spindle mounting hole 134, is connected to the second liquid outlet channel 132.

As shown in Fig. 2, centre pipe 8 is round tube, the left end of centre pipe 8 is connected to the centre pipe on attachment base 13 The internal screw thread of mounting hole 133, to be connected to the second feed pathway 131.The right end of centre pipe 8 is protruded into through the open end 72 of cutting die In cooling sap cavity 71, the inside of centre pipe 8 forms third feed pathway 81.

Hollow spindle 12 is also round tube, and is sheathed on the outside of centre pipe 8.Cutting die 7, centre pipe 8 and hollow spindle 12 axis is overlapped.The left end of hollow spindle 12 is connected to the internal screw thread of the hollow spindle mounting hole 134 on attachment base 13, To be connected to the second liquid outlet channel 132.The right end of hollow spindle 12 is connected to the internal screw thread of the open end 72 of cutting die, cooling sap cavity Gap between 71 inner wall, the inner wall of hollow spindle 12 and the outer wall of centre pipe 8 forms third liquid outlet channel 82.

So far, the first feed pathway, the second feed pathway 131 and third feed pathway 81 are all connected to, and are formed complete Feed pathway；First liquid outlet channel, the second liquid outlet channel 132 and third liquid outlet channel 82 are also all connected to, and are formed and are completely gone out Liquid channel.When cutting die 7 is begun to cool, the output end of external cooling device connects the inlet 16 on rotary joint 14, imports The first feed pathway in coolant liquid to rotary joint 14, then by attachment base 13 the second feed pathway 131 and in Third feed pathway 81 in cardiac catheter 8 is guided the coolant into the cooling sap cavity 71 of cutting die 7, for cooling down cutting die 7, is absorbed The heat generated in cutting process.Then the coolant liquid after the completion of exchanging heat is using on third liquid outlet channel 82 and attachment base 13 The second liquid outlet channel 132, export to the first liquid outlet channel on rotary joint 14, finally by rotary joint 14 go out liquid Mouth 17 is exported to the input terminal of external cooling device, is cooled by the cooling device again.It is formed by feed pathway and liquid outlet channel One complete cooling circuit realizes the uninterrupted cooling of mold cutter.

A kind of mold cutter with refrigerating function provided in this embodiment, including being provided with feed pathway and liquid outlet channel Centre pipe and hollow spindle inside rotary joint and attachment base, and connection attachment base and cutting die, the cooling that outside provides Liquid successively passes through in the cooling sap cavity that rotary joint, attachment base and centre pipe are directed into inside mold cutter, cold after heat exchange But liquid is successively exported by hollow spindle, attachment base and rotary joint to external cooling device again, forms a cooling cycle.It is logical Setting rotary joint and attachment base are crossed, enables cutting die while rotary work by external continuously offer coolant liquid to cutting die Uninterrupted cooling, raising cooling efficiency is realized in inside, and cutter is made to be constantly in low-temperature condition incision OCA light in cutting process Glue is learned, can reduce gumminess makes colloid be hardened, so that excessive glue and wire drawing phenomenon be avoided to occur.

It further, further include the first toolsetting component for being set to the open end 72 of cutting die.First toolsetting component includes adjusting Knife screw rod 4, be slideably socketed on cutting die open end 72 outside the first toolsetting sliding block 6 and be fixed in the first toolsetting sliding block 6 the first gland 10.

As shown in Figures 2 and 3, the first toolsetting sliding block 6 is the cuboid that inside offers through-hole, and close to cutting die 7 The side of one end is equipped with limit plate, to be fixed on the tool apron of die-cutting machine.The open end 72 of cutting die is slidably mounted on the first tune The interior bone of knife sliding block 6, can be along the axial movement of cutting die 7.

Toolsetting screw rod 4 is casing, and radially extends to form flange to outside casing in one end far from cutting die 7, is conducive to rotation Turn operation.Toolsetting screw rod 4 is socketed on the outside of hollow spindle 12, and between attachment base 13 and the open end 72 of cutting die, uses It is axially moveable in promotion cutting die 7.

The rectangular slab of mounting hole is offered centered on first gland 10, and opens up fixation at four endpoints of rectangular slab First gland 10 is fixed on the first toolsetting sliding block 6 by hole by screw.The center mounting hole of first gland 10 is threadedly connected to The outside of toolsetting screw rod 4, the position to fixed toolsetting screw rod 4.

It further, as shown in figures 1 and 3, further include the second toolsetting component 15 for being set to the closed end 73 of cutting die.The Two toolsetting components 15 include slideably being socketed on the second toolsetting sliding block 151 in the outside of the closed end 73 of cutting die and being fixed in Second gland 152 of the second toolsetting sliding block 151.Second toolsetting sliding block 151 also offers the cuboid of through-hole for inside, and is leaning on The side of one end of nearly cutting die 7 is equipped with limit plate, to be fixed on the tool apron of die-cutting machine.Second gland 152 is rectangular slab, and Fixation hole is opened up at four endpoints of rectangular slab, the second gland 152 is fixed on the second toolsetting sliding block 151 by screw. Elastic element is equipped in the through-hole of second toolsetting sliding block 151.Specifically, elastic element is spring 153, or other have The material of elasticity, such as rubber.The left end of spring 153 abuts the end face of the closed end 73 of cutting die, and the right end of spring 153 abuts Second gland 152.Further, it is additionally provided with toolsetting jacking block unit 154 between the closed end 73 and spring 153 of cutting die, it can Spring 153 is communicated rotational motion to avoid the closed end 73 of cutting die.

When needing to adjust the axial position of cutting die 7, rotation toolsetting screw rod 4 makes it move right, and pushes the opening of cutting die End 72 is slided to the right in the first toolsetting sliding block 6, and then the closed end 73 of cutting die is also slided to the right in the second toolsetting sliding block 151 It is dynamic, so that spring 153 compresses.The outside of hollow spindle 12 is socketed on by the central through hole opened up on toolsetting screw rod 4, so that Toolsetting screw rod 4 and hollow spindle 12 can be avoided the rotation of hollow spindle 12 at runtime, will drive toolsetting screw rod with relative rotation 4 rotations, influence the fixation of toolsetting screw rod 4.

Further, the first toolsetting component further includes thrust bearing 5, and the right end of thrust bearing 5 abuts the open end of cutting die 72, the left end of thrust bearing 5 abuts toolsetting screw rod 4.The thrust of toolsetting screw rod 4 can have both been transmitted by the way that thrust bearing 5 is arranged, The rotation by cutting die 7 is avoided to pass to toolsetting screw rod 4 again.

Further, the first toolsetting component further includes locking nut 11, and locking nut 11 is threadedly connected to toolsetting screw rod 4 Outside.After the adjustment of the axial position of cutting die 7, toolsetting screw rod 4 is locked using locking nut 11, toolsetting screw rod 4 is avoided to send out Raw axial displacement, influences the position of cutting die 7.

Further, the first toolsetting component further includes self-lubricating bearing 9, and the inside of self-lubricating bearing 9 is socketed on cutting die The outside of open end 72, the outside of self-lubricating bearing 9 are embedded at the inside of the first toolsetting sliding block 6.The inside edge of first toolsetting sliding block 6 It radially extending to form flange, the inside of flange abuts the outside of the open end 72 of cutting die, thus the first toolsetting sliding block 6 and cutting die Gap is formed between open end 72, self-lubricating bearing 9 is embedded in the gap, so that the open end 72 of cutting die is sliding in the first toolsetting Rotation in block 6 is more smooth, realizes oil-free lubrication or few oil lubrication.

It further, further include the toolsetting bracket of adjustable in length, the shell of one end connection rotary joint 14 of toolsetting bracket The other end of body 142, toolsetting bracket connects the first toolsetting sliding block 6.The mold cutter with refrigerating function in the present embodiment makes Used time, the mandrel 141 that cutting die 7 will drive hollow spindle 12, attachment base 13, centre pipe 8 and rotary joint 14 revolve together Turn, and the first toolsetting sliding block 6 is fixed on the tool apron of die-cutting machine, is not rotated, thus the first toolsetting component does not also revolve Turn.Inlet 16 and liquid outlet 17 are offered on the shell 142 of rotary joint 14, for being fixedly connected with external cooling device, because And the shell 142 of rotary joint 14 does not also rotate.The shell of rotary joint and first is connected simultaneously by toolsetting bracket to adjust Knife sliding block can use the first toolsetting sliding block being fixed on tool apron, to fix the shell of rotary joint, realize that integration is set Meter.

In addition, toolsetting screw rod 4 will push cutting die 7 to move to right, while 13 He of attachment base when adjusting the axial position of cutting die 7 Rotary joint 14 can also move to right therewith, thus the toolsetting bracket of adjustable in length can satisfy the demand.

Further, as shown in figures 1 and 3, toolsetting bracket includes the first L-type plate 1 and the 2nd L template 3.First L-type plate The shell 142 of the affixed rotary joint 14 of 1 short side is specifically carried out affixed using four screws 2.The short side of second L-type plate 3 Affixed first toolsetting sliding block 6, specifically, the short side center of the second L-type plate 3 open up through-hole, and the first gland 10 is by the second L-type plate 3 It is pressed on the first toolsetting sliding block 6.The long side of first L-type plate 1 and the long side of the second L-type plate 3 are overlapped, and are parallel to cutting die 7 Axis, the long side of the first L-type plate 1 is located at the upside of the long side of the second L-type plate 3, and opposite slide can occur.First L-type plate 1 Long side and the second L-type plate 3 long side on lap offer slotted hole, screw 2 can be also cross the first L-type plate First L-type plate 1 and the second L-type plate 3 can be fixed together by the long side of 1 long side and the second L-type plate 3, tightening screw 2, and Relative displacement does not occur.Second L-type plate 3 is fixed on the first toolsetting sliding block 6, therefore the position of the second L-type plate 3 remains unchanged, when When cutting die 7 moves to right, rotary joint 14 is also moved to right, and unscrews screw 2, therefore the first L-type plate 1 also moves right, and opposite sliding occurs for two plates, When being transferred to suitable position, tightening screw 2 locks the relative position of two plates.First L-type plate 1 and the second L-type plate 3 can be sent out Raw relative movement fixes the first L-type plate 1 and the second L-type plate 3 when having adjusted cutting die 7, then through screw 2, because former without influencing There is the fixed form of cutting die, while also securing rotary joint 14.

Further, it as shown in the d figure in Fig. 4, is set on attachment base 13 there are two the second liquid outlet channel 132.Conducive to will change Coolant liquid export after heat.

Further, as shown in the b figure in Fig. 4, the axis of centre pipe 8 and hollow spindle 12 is overlapped, centre pipe 8 The left end that the length that the second feed pathway 131 is protruded into left end is greater than hollow spindle 12 connects the second liquid outlet channel 132.Hollow connects The diameter of shaft mounting hole 134 is greater than the diameter of centre pipe mounting hole 133, and during the depth of hollow spindle mounting hole 134 is less than The depth of cardiac catheter mounting hole 133.

The utility model also provides a kind of die-cutting machine including the above-mentioned mold cutter with refrigerating function, and cutting die 7 is installed on On the tool apron of die-cutting machine.

It can be seen from the above embodiments that, the mold cutter provided by the utility model with refrigerating function, including setting There are the centre pipe and sky inside the rotary joint and attachment base of feed pathway and liquid outlet channel, and connection attachment base and cutting die Core spindle, the coolant liquid that outside provides successively pass through the cooling that rotary joint, attachment base and centre pipe are directed into inside cutting die In sap cavity, the coolant liquid after heat exchange is successively exported by hollow spindle, attachment base and rotary joint to external cooling device, shape again At a cooling cycle.By setting rotary joint and attachment base, enable cutting die while rotary work by external continuous Ground is provided inside coolant liquid to cutting die, realizes uninterrupted cooling, improves cooling efficiency, be constantly in cutter in cutting process Low-temperature condition cuts OCA optical cement, and can reduce gumminess makes colloid be hardened, so that excessive glue and wire drawing phenomenon be avoided to occur.

Further, the cooling sap cavity hollow spindle of cutting die extends out, and newly-increased structure is attached, because without Influence the operating position of original cutter.Meanwhile external coolant liquid can be importing directly into the inside of cutting die by centre pipe, be made The heat exchanger effectiveness of coolant liquid is higher.In addition, the increase of attachment base can also make the toolsetting component of cutting die work independently of cutting die, The axial position adjustment of cutting die is not influenced.Further, toolsetting bracket connects the shell and the first toolsetting of rotary joint simultaneously Sliding block can use the first toolsetting sliding block being fixed on tool apron, to fix the shell of rotary joint, realize integrated design, The fixed form of original cutting die is nor affected on simultaneously.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (9)

1. a kind of mold cutter with refrigerating function, which is characterized in that led including rotary joint, attachment base, hollow spindle, center Pipe and the internal cutting die for being equipped with cooling sap cavity；Be equipped in the rotary joint the first feed pathway of connection inlet be connected to out First liquid outlet channel of liquid mouth, the inlet is for importing coolant liquid, and the liquid outlet is for being discharged coolant liquid；The connection It is equipped with the second feed pathway for being connected to first feed pathway in seat, and is connected to the second of first liquid outlet channel and goes out liquid Channel；

One end of the centre pipe is connected to second feed pathway, the other end the opening through the cutting die of the centre pipe It is intracavitary that the coolant liquid is protruded at mouthful end, to form third feed pathway；The hollow spindle is sheathed on the outer of the centre pipe Portion, gap between the inner wall of the cooling sap cavity, the inner wall of the hollow spindle and the outer wall of the centre pipe form the Three liquid outlet channels, the third liquid outlet channel are connected to second liquid outlet channel.

2. the mold cutter according to claim 1 with refrigerating function, which is characterized in that further include being set to the cutting die Open end the first toolsetting component；The first toolsetting component includes toolsetting screw rod, is slideably socketed on the cutting die The first toolsetting sliding block in the outside of open end and the first gland for being fixed in the first toolsetting sliding block；The toolsetting screw rod socket In the outside of the hollow spindle, for pushing the cutting die to be axially moveable；First gland is threadedly connected to the tune The outside of knife screw rod.

3. the mold cutter according to claim 2 with refrigerating function, which is characterized in that further include being set to the cutting die The other end the second toolsetting component, the second toolsetting component include slideably be socketed on the cutting die the other end it is outer Second toolsetting sliding block of side and the second gland for being fixed in the second toolsetting sliding block；Elasticity is equipped in the second toolsetting sliding block Element, one end of the elastic element abut the other end of the cutting die, and the other end of the elastic element abuts described second Gland.

4. the mold cutter according to claim 2 with refrigerating function, which is characterized in that the first toolsetting component also wraps Thrust bearing is included, one end of the thrust bearing abuts the open end of the cutting die, and the other end of the thrust bearing abuts institute State toolsetting screw rod.

5. the mold cutter according to claim 2 with refrigerating function, which is characterized in that the first toolsetting component also wraps Locking nut is included, the locking nut is threadedly connected to the outside of the toolsetting screw rod.

6. the mold cutter according to claim 2 with refrigerating function, which is characterized in that the first toolsetting component also wraps Self-lubricating bearing is included, the outside of the open end of the cutting die, the self-lubricating bearing are socketed on the inside of the self-lubricating bearing Outside be embedded at the inside of the first toolsetting sliding block.

7. the mold cutter according to claim 2 with refrigerating function, which is characterized in that further include the tune of adjustable in length Knife support, one end of the toolsetting bracket connect the rotary joint, and the other end connection described first of the toolsetting bracket is adjusted Knife sliding block.

8. the mold cutter according to claim 7 with refrigerating function, which is characterized in that the toolsetting bracket includes first L-type plate and the second L-type plate, the short side of the first L-type plate connect the rotary joint, the short side connection of the second L-type plate The first toolsetting sliding block；The long side of the first L-type plate and the long side of the second L-type plate are overlapped, and are parallel to institute State the axis of cutting die, the long side of the long side of the first L-type plate and the second L-type plate can opposite sliding.

9. the mold cutter according to any one of claim 1 to 8 with refrigerating function, which is characterized in that the rotation Connector includes mandrel and the shell that can be rotated corresponding thereto that is sheathed on outside the mandrel, and the inlet and the liquid outlet are set It is placed on the shell, first liquid outlet channel and first feed pathway are set in the mandrel.