CN103753737B - exhaust cooling rod - Google Patents

Abstract

The invention discloses an exhaust cooling rod. The exhaust cooling rod includes: an exhaust cooling rod body, which includes: a straight cylinder-shaped exhaust hole plug and a flange-shaped plug cap arranged at the opening end of the exhaust hole plug, the outer peripheral surface of the exhaust hole plug and the flange-shaped There is a through exhaust passage on the top surface of the plug cap; the inner cavity of the plug with a straight cylindrical exhaust hole is a cooling chamber; the cooling sealing plate compresses the waterproof sealing ring from below to seal the cooling chamber; the middle part of the cooling sealing plate is opened There are cooling inlet pipe holes and cooling outlet pipe holes running through the upper and lower surfaces. The cooling inlet pipe is pierced through the cooling inlet pipe holes, and its outlet end directly leads to the bottom of the cooling chamber; the cooling outlet pipe is pierced through the cooling outlet pipe through holes. The exhaust cooling rod can realize the simultaneous exhaust and cooling of parts inside the deep and narrow cavity of the mold by integrating the exhaust channel and the cooling structure. It is applied to the exhaust and cooling effect of the mold cavity, effectively controls product defects, and improves Product yield rate.

Description

exhaust cooling rod

technical field

The invention relates to the field of molds, in particular to an exhaust cooling rod.

Background technique

The traditional mold cavity can only be exhausted through the exhaust plug, and the cooling method also adopts a large water-cooled structure, and the exhaust and water-cooled structures cannot be combined with each other.

This leads to the inability to achieve local exhaust and cooling inside the deep and narrow cavity of the mold (especially some positions that require local cooling and exhaust), and then cannot effectively control product defects, resulting in low product yield.

Contents of the invention

The present invention aims to overcome the defects in the above-mentioned prior art, and provides a simple and compact structure, convenient disassembly and replacement operation, good exhaust and cooling effect when applied to the mold cavity, and can realize the internal part of the deep and narrow cavity of the mold. Exhaust and cool at the same time, effectively control product defects, and improve product yield.

In order to achieve the above object, according to the present invention, an exhaust cooling rod is provided, comprising:

The exhaust cooling rod body, which includes: a straight cylinder-shaped exhaust hole plug and a flange-shaped plug cap arranged at the opening end of the exhaust hole plug. The exhaust channel of the straight cylinder-shaped vent hole plug is the cooling chamber; the two sides of the vent hole plug are provided with nail holes for the plug cap passing through the upper and lower end faces of the plug cap, and the lower end face of the plug cap and the opening end of the cooling chamber have Annular sealing groove, used for laying waterproof sealing ring;

The cooling sealing plate compresses the waterproof sealing ring from below to close the cooling chamber; the cooling sealing plate is provided with nail holes corresponding to the plug cap holes and passing through the upper and lower surfaces of the cooling sealing plate for the installation of fastening screws Tightening; the middle part of the cooling sealing plate is provided with a cooling inlet pipe hole and a cooling outlet pipe hole through the upper and lower surfaces. The cooling inlet pipe is pierced through the cooling inlet pipe hole. There is a water inlet pipe; the cooling outlet pipe is pierced through the hole of the cooling outlet pipe, its inlet end is flush with the top surface of the cooling sealing plate, and its outlet end is connected with an outlet pipe.

In the above technical solution, the exhaust passage includes: a fine-grain exhaust passage provided on the outer peripheral surface of the vent hole plug, an air collection groove, a groove-shaped exhaust longitudinal passage, and a groove-shaped exhaust passage arranged radially on the upper end surface of the plug cap. cross passage.

In the above technical solution, the fine-grained exhaust channel is set on the outer peripheral surface of the vent plug, has a triangular cross-section, extends along the axial direction of the vent plug, and has one end open on the insertion end surface of the vent plug.

In the above technical solution, there are multiple fine-grain exhaust passages, which are evenly distributed along the circumference of the exhaust hole plug.

In the above technical solution, there are eight fine-grain exhaust passages.

In the above technical solution, the trough-shaped exhaust longitudinal channel is located at the lower part of the gas collection tank, has a rectangular cross-section, and extends axially along the exhaust hole plug.

In the above technical solution, the cooling sealing plate is in the shape of a disc adapted to the plug cap.

Compared with the prior art, the present invention has the following beneficial effects: the exhaust cooling rod is simple and compact, easy to disassemble and replace, and through the integrated exhaust channel and cooling structure, it can realize the simultaneous discharge of parts inside the deep and narrow cavity of the mold. Gas and cooling, applied to the exhaust and cooling of the mold cavity, the effect is good, the product defect is effectively controlled, and the product yield rate is improved.

Description of drawings

Fig. 1 is the exploded structure schematic diagram of exhaust cooling bar of the present invention;

Fig. 2 is a schematic diagram of the assembly structure of the exhaust cooling rod of the present invention;

Fig. 3 is a schematic diagram of the axial sectional structure of the exhaust cooling rod of the present invention;

4 is a schematic diagram of the three-dimensional structure of the exhaust cooling rod body of the exhaust cooling rod of the present invention;

Fig. 5 is a schematic structural diagram of the top view of the exhaust cooling rod body of the exhaust cooling rod of the present invention;

Fig. 6 is the structural schematic diagram of the cooling sealing plate and the cooling inlet and outlet pipes of the exhaust cooling rod of the present invention;

Explanation of reference signs:

1-Exhaust cooling rod body, 11-Exhaust hole plug, 111-Cooling chamber, 112-Fine exhaust channel, 113-Air collection tank, 114-Slot type exhaust longitudinal channel, 12-Plug cap, 121- Groove-shaped exhaust cross channel, 122-plug cap through the nail hole, 123-ring sealing groove, 2-waterproof sealing ring, 3-cooling sealing plate, 31-cooling sealing plate passing through the nail hole, 32-inlet pipe, 33- Outlet pipe, 4-cooling inlet pipe, 5-cooling outlet pipe, 6-fastening screw.

Detailed ways

A specific embodiment of the present invention will be described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiment. It should be understood that the "upper", "lower", "left", "right", "front" and "reverse" mentioned in the following embodiments of the present invention are all based on the directions shown in the figures, These words used to limit the direction are only for convenience of description, and do not mean to limit the specific technical solution of the present invention.

The exhaust cooling rod of the present invention is simple and compact, and is easy to disassemble and replace. Through the integrated exhaust channel and cooling structure, it can realize the simultaneous exhaust and cooling of the deep and narrow cavity of the mold, and is applied to the exhaust of the mold cavity. And the cooling effect is good, the product defect is effectively controlled, and the product yield rate is improved.

The following detailed description illustrates the present disclosure by way of example and not limitation, and it should be understood that various aspects of the present disclosure can be implemented alone or in combination with other aspects. This specification clearly enables one skilled in the art to make and use what we believe to be new and non-obvious improvements, describes several embodiments, workarounds, variations, alternatives, and applications of systems, including The best mode of the inventive principle described in the specification. The use of "a", "an", "the" and "said" when describing elements or features and/or embodiments is intended to mean having one or more of the elements or features. The terms "comprising", "comprising" and "having" are intended to be inclusive and mean that there are additional elements or features other than those specifically described.

As shown in Figures 1 to 3, the specific structure of the exhaust cooling rod includes: exhaust cooling rod body 1, waterproof sealing ring 2, cooling sealing plate 3, cooling inlet pipe 4, cooling outlet pipe 5 and fastening screws 6 . The exhaust cooling rod body 1 is provided with an exhaust channel on the outer peripheral surface to discharge the gas in the mold cavity; the cooling sealing plate 3 is set at the end of the exhaust cooling rod body 1 (exhaust end), and the waterproof sealing ring 2 is arranged on the Between the cooling sealing plate 3 and the exhaust cooling rod body 1, the fastening screw 6 passes through the cooling sealing plate 3 and the exhaust cooling rod body 1, and is threadedly connected with the mold cavity to compress the entire exhaust cooling rod structure. Tightly fixed on the mold; the cooling inlet pipe 4 and the cooling outlet pipe 5 are fixed by the cooling sealing plate 3, and communicate with the cooling inner cavity of the exhaust cooling rod body 1, and realize local cooling inside the deep and narrow cavity of the mold through cooling water circulation. The exhaust cooling rod is applied to the mold cavity to achieve good exhaust and cooling effects, effectively controls product defects, and improves product yield.

As shown in Figures 4 and 5, the exhaust cooling rod body 1 includes: an exhaust hole plug 11 and a plug cap 12, wherein the exhaust hole plug 11 is straight cylindrical with a circular cross section, and its inner cavity is a cooling chamber 111. The sealing end is the insertion end (outer end), and the plug cap 12 is integrally formed and arranged on the opening end of the vent plug 11 . The outer peripheral surface of the vent plug 11 is respectively provided with a fine-grain exhaust passage 112, an air collection groove 113 and a groove-type exhaust longitudinal passage 114, and the fine-grain exhaust passage 112 is opened on the upper part of the outer peripheral surface of the vent plug 11, and the cross-section It is triangular, extending axially along the vent hole plug 11, and one end opens on the insertion end face of the vent hole plug 11; The metal liquid flows out; there are multiple fine-grained exhaust passages 112 (eight in this embodiment), which are evenly distributed along the circumferential direction of the exhaust hole plug 11. The air-collecting groove 113 is located at the lower part of the fine-line exhaust channel 112 and is formed by radially retracting the vent hole plug 11 . The other end of the fine-line exhaust channel 112 communicates with the air-collecting groove 113 . The trough-shaped exhaust longitudinal channel 114 is located at the lower part of the air-collecting groove 113, and has a rectangular cross-section. ) undercut. There are multiple air collection grooves 113 (four in this embodiment), uniformly distributed along the circumference of the vent hole plug 11, and aligned with a plurality of fine-grained exhaust channels 112 at corresponding positions (the four air collection grooves 113 in this embodiment Align with the four fine-grained exhaust passages 112 at the corresponding positions).

The plug cap 12 is a radial flange at the opening end of the vent plug 11, and the upper end surface is radially provided with grooved exhaust cross passages 121 corresponding to a plurality of grooved exhaust passages 114 one by one, and the grooved exhaust cross passages 121 The end opening of the plug cap is on the outer peripheral surface of the plug cap 12, and the two sides of the vent hole plug 11 are provided with plug cap passing nail holes 122 that pass through the upper and lower end surfaces of the plug cap 12, and the plug cap passing nail holes 122 are located in two adjacent groove-shaped exhaust cross passages 121 between. The lower end surface of the plug cap 12 and the opening end of the cooling chamber 111 have an annular sealing groove 123 for laying the waterproof sealing ring 2 .

As shown in FIG. 6 , the cooling sealing plate 3 is disc-shaped adapted to the plug cap 12 , the top surface is the mounting surface with the plug cap 12 , and the waterproof sealing ring 2 is pressed from the bottom to seal the cooling chamber 111 . The cooling sealing plate 3 is provided with a cooling sealing plate passing nail hole 31 corresponding to the nail passing hole 122 of the plug cap and penetrating through the upper and lower surfaces, and is used for installing and fastening the fastening screw 6 . The middle part of the cooling sealing plate 3 is provided with a cooling inlet pipe through hole and a cooling outlet pipe through hole through the upper and lower surfaces. The cooling inlet pipe 4 is pierced through the through hole of the cooling inlet pipe, and its outlet end directly leads to the bottom of the cooling chamber 111, mainly for water passage and cooling; the inlet end is connected with a water inlet pipe 32. The cooling outlet pipe 5 is pierced in the cooling outlet pipe via hole, and its inlet end is flush with the upper end surface of the cooling sealing plate 3, and does not extend into the cooling chamber 111, which can play the role of drainage; its outlet end is connected with an outlet pipe 33. The cooling inlet pipe 4 and the cooling outlet pipe 5 are fixed on the cooling sealing plate 3 by welding.

When in use, the exhaust cooling rod body 1 is installed in the corresponding hole of the mold cavity, and the waterproof sealing ring 2 is put into the annular sealing groove 123 for positioning. The cooling inlet pipe 4 and the cooling outlet pipe 5 are fixed on the cooling sealing plate 3 and pass through the waterproof sealing ring 2 to the bottom of the cooling chamber 111 . The water inlet pipe 32 and the water outlet pipe 33 are respectively sleeved on the cooling inlet pipe 4 and the cooling outlet pipe 5 . The fastening screw 6 passes through the nail hole 31 of the cooling sealing plate and the nail hole 122 of the plug cap, and is threadedly connected with the mold cavity, so that the entire exhaust cooling rod structure is compressed and fixed on the mould.

When the mold has gas to be discharged, the gas enters the groove-shaped exhaust channel 114 from the fine-grained exhaust channel 112 , and finally the gas is quickly discharged from the groove-shaped exhaust cross channel 121 .

After the water inlet pipe 32 is passed through the water, the water will enter the cooling chamber 111 through the cooling inlet pipe 4, and absorb the heat. The water enters the bottom of the cooling chamber 111 and is discharged outwards, and finally flows out through the cooling outlet pipe 5 and the water outlet pipe 33, and the The heat is discharged from the mold, which plays a role in rapid cooling.

In summary, the exhaust cooling rod is simple and compact, and is easy to disassemble and replace. Through the integrated exhaust channel and cooling structure, it can realize simultaneous exhaust and cooling of parts inside the deep and narrow cavity of the mold. It is applied to the exhaust of the mold cavity. The gas and cooling effect is good, the product defect is effectively controlled, and the product yield rate is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the present invention rather than limit the technical solutions described in the present invention; Those of ordinary skill in the art should understand that the present invention can still be modified or equivalently replaced; and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be included in the claims of the present invention.

Claims (7)

1. be vented a cooling rod, it is characterized in that, comprising:

Exhaust cooling rod body, it comprises: cylindrical exhaust hole plug and be laid in the flange shape insert cap of described exhaust hole plug openend, and outer peripheral face and the flange shape insert cap end face of described exhaust hole plug offer through exhaust passage; The inner chamber of cylindrical exhaust hole plug is cooling chamber; Described exhaust hole plug both sides offer the insert cap running through insert cap upper and lower end face and cross nail, and the lower surface of described insert cap, the openend of cooling chamber have annular seal groove, for laying waterproof grommet;

Cooling shrouding, it is by compressing described waterproof grommet below, closes cooling chamber; Described cooling shrouding offers to be crossed nail cooling shrouding that is corresponding, that run through upper and lower surface with insert cap and crosses nail, and the installation for trip bolt is fastening; The middle part of described cooling shrouding offers the cooling inlet pipe via hole that runs through upper and lower surface and cools out pipe via hole, and cooling inlet pipe is located in described cooling inlet pipe via hole, and its port of export is bottom cooling chamber, and entrance point is connected with water inlet pipe; Cool out pipe to be located in and describedly to cool out pipe via hole, its entrance point is concordant with cooling shrouding upper surface, and its port of export is connected with outlet pipe.

2. exhaust cooling rod according to claim 1, is characterized in that: described exhaust passage comprises: be opened in the microgroove exhaust passage of the outer peripheral face of exhaust hole plug, pneumatic trough, grooved exhaust longitudinal channel and be opened in insert cap upper surface radial slot type exhaust transverse passage-way.

3. exhaust cooling rod according to claim 2, is characterized in that: described microgroove exhaust passage is opened in the outer peripheral face top of exhaust hole plug, and cross section is triangle, axially extends, one end open is at the insertion end face of exhaust hole plug along exhaust hole plug.

4. exhaust cooling rod according to claim 3, is characterized in that: described microgroove exhaust passage is multiple, uniform along exhaust hole plug circumference.

5. exhaust cooling rod according to claim 4, is characterized in that: described microgroove exhaust passage is eight.

6. the exhaust cooling rod according to any one of claim 2 to 5, is characterized in that: described grooved exhaust longitudinal channel is positioned at pneumatic trough bottom, and cross section is rectangle, axially extends along exhaust hole plug.

7. exhaust cooling rod according to claim 1, is characterized in that: described cooling shrouding is discoid with insert cap adaptation.