CN112428545A - Circuit device for feeding cooling water into and discharging cooling water from one side of injection mold - Google Patents
Circuit device for feeding cooling water into and discharging cooling water from one side of injection mold Download PDFInfo
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- CN112428545A CN112428545A CN202011210874.1A CN202011210874A CN112428545A CN 112428545 A CN112428545 A CN 112428545A CN 202011210874 A CN202011210874 A CN 202011210874A CN 112428545 A CN112428545 A CN 112428545A
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- cooling water
- pipe
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- fixedly welded
- water inlet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a loop device for allowing cooling water to enter and exit from one side of an injection mold, which comprises a lower mold unit, a cooling water loop unit and an upper mold unit, wherein the cooling water loop unit is fixedly arranged in the lower mold unit, the upper mold unit is movably arranged on the lower mold unit, a spiral pipe is fixedly welded and communicated between two groups of first straight pipes to form a whole spiral pipe fitting, and after the cooling water flows into the spiral pipe fitting from a water inlet pipe head, the cooling water flows in the spiral pipe, so that the retention time of the cooling water in the water inlet pipe fitting is increased, the cooling water can be cooled better when the cooling water is not heated, and the cooling effect is improved; after cooling water flows into the water outlet pipe piece through the spiral pipe piece and the straight-through connecting pipe, the temperature of the cooling water is increased, the cooling water flows into the second straight-through pipe through the inflow bucket-shaped pipe body, the flow speed is improved, the cooling water flows out through the water outlet pipe head quickly, and the retention time of the cooling water after temperature rise in the lower module is shortened.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to a loop device for allowing cooling water to enter and exit from one side of an injection mold.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.
In the injection molding process, the cooling of the injection mold is a molded pipe fitting, and the existing mold cooling device has poor cooling effect, short cooling water retention time, easy backflow phenomenon of a water inlet pipe section and low water flow speed of a water outlet pipe section.
Aiming at the problems, the invention provides a loop device for allowing cooling water to enter and exit from one side of an injection mold.
Disclosure of Invention
The invention aims to provide a loop device for allowing cooling water to enter and exit from one side of an injection mold, which comprises a lower mold unit, a cooling water loop unit and an upper mold unit, wherein the cooling water loop unit is fixedly arranged in the lower mold unit, the upper mold unit is movably arranged on the lower mold unit, the cooling water has long retention time, the cooling effect is improved, the backflow phenomenon is solved, and the water flow speed of a water outlet pipe section is improved, so that the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a loop device for allowing cooling water to enter and exit from one side of an injection mold comprises a lower mold unit, a cooling water loop unit and an upper mold unit, wherein the cooling water loop unit is fixedly arranged in the lower mold unit, the upper mold unit is movably arranged on the lower mold unit, the lower mold unit is provided with a supporting base piece, a thimble piece and a lower mold block, the upper end of the supporting base piece is fixedly welded with the lower mold block, and the thimble piece is movably arranged on the supporting base piece and is movably connected with the lower mold block;
the cooling water loop unit is provided with a water inlet pipe fitting, a straight-through connecting pipe and a water outlet pipe fitting, wherein one end of the water inlet pipe fitting is fixedly welded with the straight-through connecting pipe and is communicated with the straight-through connecting pipe, and the other end of the straight-through connecting pipe is fixedly welded at one end of the water outlet pipe fitting and is communicated with the water outlet pipe fitting to form a whole cooling water loop unit;
the upper die unit is provided with an upper module, a reinforcing plate and a material injection hole, the reinforcing plate is fixedly welded at the lower end of the upper module, and the material injection hole is formed in the reinforcing plate and penetrates through the upper module.
Furthermore, the supporting base part comprises a fixing plate and two groups of supporting blocks, the two groups of supporting blocks are fixedly welded on the upper end face of the fixing plate to form the whole supporting base part, and the upper ends of the supporting blocks are fixedly welded with the lower module.
Furthermore, the fixing plate is provided with a through hole, the through hole is arranged in the middle of the fixing plate, and the telescopic end of the hydraulic cylinder is connected with the ejector pin piece through the through hole.
Furthermore, the ejector pin piece comprises an ejector pin plate and a stripping ejector pin, the stripping ejector pin is fixedly welded on the upper end face of the ejector pin plate to form the whole ejector pin piece, and the lower end face of the ejector pin plate is fixedly welded on the telescopic end of the hydraulic cylinder.
Furthermore, the lower module is provided with a shaping die cavity, a positioning column and a thimble hole, the shaping die cavity is arranged on the upper end face of the lower module, the positioning column is fixedly welded at the upper end of the shaping die cavity, the shaping die cavity is arranged in the shaping die cavity, and the demoulding thimble is movably inserted in the thimble hole.
Further, the water inlet pipe fitting comprises a water inlet pipe head, a backflow preventing piece and a spiral pipe fitting, the water inlet pipe head is fixedly welded with one end of the spiral pipe fitting and is communicated with the spiral pipe fitting, and the backflow preventing piece is arranged in the water inlet pipe head.
Furthermore, the backflow preventing part is provided with an installation block, a water blocking plate, a connecting pin and a limit stop, the installation block is fixedly welded at the upper end of the inner pipe wall of the water inlet pipe head, one end of the water blocking plate is movably installed on the installation block through the connecting pin, and the limit stop is fixedly welded at the lower end of the inner pipe wall of the water inlet pipe head.
Further, the spiral pipe fitting comprises two groups of first straight-through pipes and spiral pipes, the two groups of first straight-through pipes are fixedly welded and communicated with the spiral pipes, and the other ends of the two groups of first straight-through pipes are respectively connected with the straight-through connecting pipe and the straight-through connecting pipe.
Furthermore, the water outlet pipe piece comprises a water outlet pipe head and a flow rate lifting pipe piece, one end of the water outlet pipe head is fixedly welded and communicated with the flow rate lifting pipe piece to form a whole water outlet pipe piece, and the other end of the water outlet pipe piece is communicated with the straight-through connecting pipe.
Furthermore, the flow velocity lifting pipe fitting comprises a bucket-shaped pipe body and a second straight-through pipe, the second straight-through pipe is fixedly welded at the small opening end of the bucket-shaped pipe body to form the whole flow velocity lifting pipe fitting, the bucket-shaped pipe body is communicated with the straight-through connecting pipe, and the second straight-through pipe is communicated with the water outlet pipe head.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a loop device for allowing cooling water to enter and exit from one side of an injection mold, wherein one end of a water blocking plate is movably arranged on an installation block welded at the upper end of the inner wall of a water inlet pipe head through a connecting pin, a limit stop is welded at the lower end of the inner wall of the water inlet pipe head, when cooling water enters, the water pushes the water blocking plate open, the cooling water enters, after water delivery is stopped, water in a cooling water loop unit flows to the water inlet pipe head, a backflow phenomenon occurs, when backflow water impacts the water blocking plate, the water blocking plate pushes the limit stop, the water inlet pipe head is blocked, and water is prevented from flowing out of the water inlet pipe head.
2. According to the loop device for the one-side inlet and outlet of the cooling water of the injection mold, the spiral pipes are fixedly welded and communicated between the two groups of first straight pipes to form the whole spiral pipe fitting, and after the cooling water flows into the spiral pipe fitting from the water inlet pipe head, the cooling water flows in the spiral pipes, so that the retention time of the cooling water in the water inlet pipe fitting is prolonged, the cooling water can be cooled better when the cooling water is not heated, and the cooling effect is improved.
3. The invention provides a loop device for allowing cooling water to enter and exit from one side of an injection mold, wherein a second straight-through pipe is fixedly welded at a narrow opening end of a bucket-shaped pipe body to form a whole flow velocity lifting pipe fitting, the bucket-shaped pipe body is communicated with a straight-through connecting pipe, the second straight-through pipe is communicated with a water outlet pipe head, after cooling water flows into the water outlet pipe fitting through a spiral pipe fitting and the straight-through connecting pipe, the temperature of the cooling water is increased, after the cooling water flows into the second straight-through pipe through the bucket-shaped pipe body, the flow velocity is improved, the cooling water quickly flows out through the water outlet pipe head, the residence time of the heated cooling water in a lower mold block is reduced, the flow velocity is improved at the stage of connecting the narrow opening end of the bucket-shaped pipe body with the second straight-through pipe, the second straight.
Drawings
FIG. 1 is a schematic view of the overall structure of a cooling water inlet and outlet circuit device for one side of an injection mold according to the present invention;
FIG. 2 is an exploded view of a lower mold unit of the cooling water inlet/outlet circuit apparatus for an injection mold according to the present invention;
FIG. 3 is a schematic structural diagram of a cooling water circuit unit of the circuit device for feeding cooling water to and discharging cooling water from one side of the injection mold according to the present invention;
FIG. 4 is a view showing a state where a water blocking plate of a backflow prevention member of the circuit device for allowing cooling water to enter and exit from one side of the injection mold according to the present invention is opened;
FIG. 5 is a state view of the injection mold with the water blocking plate of the backflow prevention member of the circuit device for allowing cooling water to enter and exit at one side closed;
FIG. 6 is a schematic structural view of a spiral pipe of the cooling water inlet/outlet loop device on one side of the injection mold according to the present invention;
FIG. 7 is a cross-sectional view of a flow rate elevating pipe of the single-side cooling water inlet/outlet circuit device of the injection mold of the present invention.
In the figure: 1. a lower die unit; 11. a support base member; 111. a fixing plate; 1111. a through hole; 112. a support block; 12. a thimble member; 121. an ejector plate; 122. demoulding thimble; 13. a lower module; 131. shaping the die cavity; 132. a positioning column; 133. a thimble hole; 2. a cooling water circuit unit; 21. a water inlet pipe fitting; 211. a water inlet pipe head; 212. a backflow prevention member; 2121. mounting blocks; 2122. a water-blocking plate; 2123. a connecting pin; 2124. a limit stop block; 213. a helical pipe member; 2131. a first straight pipe; 2132. a spiral tube; 22. a straight-through connecting pipe; 23. a water outlet pipe; 231. a water outlet pipe head; 232. a flow rate riser pipe; 2321. a funnel-shaped tubular body; 2322. a second straight-through tube; 3. an upper die unit; 31. an upper module; 32. a reinforcing plate; 33. and (7) material injection holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, a circuit device for allowing cooling water to enter and exit from a single side of an injection mold includes a lower mold unit 1, a cooling water circuit unit 2, and an upper mold unit 3, wherein the cooling water circuit unit 2 is fixedly disposed in the lower mold unit 1, and the upper mold unit 3 is movably disposed on the lower mold unit 1.
Example 2
Referring to fig. 2, the lower die unit 1 is provided with a supporting base 11, an ejector pin 12 and a lower die block 13, the upper end of the supporting base 11 is fixedly welded with the lower die block 13, the ejector pin 12 is movably arranged on the supporting base 11 and movably connected with the lower die block 13, the supporting base 11 comprises a fixing plate 111 and two sets of supporting blocks 112, the two sets of supporting blocks 112 are arranged, the two sets of supporting blocks 112 are fixedly welded on the upper end surface of the fixing plate 111 to form an integral supporting base 11, the upper end of the supporting block 112 is fixedly welded with the lower die block 13, the fixing plate 111 is provided with a through hole 1111, the through hole 1111 is arranged in the middle of the fixing plate 111, the telescopic end of the hydraulic cylinder is connected with the ejector pin 12 through the through hole 1111, the ejector pin 12 comprises an ejector pin plate 121 and a stripping ejector pin 122, the stripping pin 122 is fixedly welded on the upper end surface of the ejector pin plate 121 to form an integral, the lower die block 13 is provided with a shaping die cavity 131, a positioning column 132 and a thimble hole 133, the shaping die cavity 131 is arranged on the upper end surface of the lower die block 13, the positioning column 132 is fixedly welded on the upper end of the shaping die cavity 131, the shaping die cavity 131 is arranged in the shaping die cavity 131, and the demoulding thimble 122 is movably inserted in the thimble hole 133.
Example 3
Referring to fig. 3, the cooling water circuit unit 2 is provided with a water inlet pipe 21, a through connection pipe 22 and a water outlet pipe 23, wherein one end of the water inlet pipe 21 is fixedly welded to the through connection pipe 22 and is communicated with the through connection pipe 22, and the other end of the through connection pipe 22 is fixedly welded to one end of the water outlet pipe 23 and is communicated with the water outlet pipe 23, so as to form the whole cooling water circuit unit 2.
Example 4
Referring to fig. 3-6, the water inlet pipe 21 includes a water inlet pipe head 211, a backflow preventing member 212 and a spiral pipe 213, the water inlet pipe head 211 is fixedly welded to and communicated with one end of the spiral pipe 213, the backflow preventing member 212 is disposed in the water inlet pipe head 211, the backflow preventing member 212 is provided with a mounting block 2121, a water blocking plate 2122, a connecting pin 2123 and a limit stopper 2124, the mounting block 2121 is fixedly welded to an upper end of an inner wall of the water inlet pipe head 211, one end of the water blocking plate 2122 is movably mounted to the mounting block 2121 welded to the upper end of the inner wall of the water inlet pipe head 211 by the connecting pin 2123, the limit stopper 2124 is movably welded to a lower end of the inner wall of the water inlet pipe head 211, when cooling water enters, the water blocking plate 2122 is pushed open, cooling water enters, and after water supply is stopped, when the backflow water hits the water blocking plate 2122, the water blocking plate 2122 is pushed against the limit stop 2124 to block the water inlet pipe head 211, so as to prevent the water from flowing out of the water inlet pipe head 211, the spiral pipe fitting 213 comprises two groups of first straight pipes 2131 and spiral pipes 2132, the two groups of first straight pipes 2131 are fixedly welded and communicated with the spiral pipes 2132, the other ends of the two groups of first straight pipes 2131 are respectively connected with the straight-through connecting pipe 22 and the straight-through connecting pipe 22, the two groups of first straight pipes 2131 are fixedly welded and communicated with the spiral pipes 2132 to form the whole spiral pipe fitting 213, when the cooling water flows into the spiral pipe fitting 213 from the water inlet pipe head 211, the cooling water flows in the spiral pipes 2132, so that the residence time of the cooling water in the water inlet pipe fitting 21 is increased, and the cooling water is heated, the cooling can be carried out better, and the cooling effect is improved.
Example 5
Referring to fig. 3 and 7, the water outlet pipe 23 includes a water outlet pipe head 231 and a flow rate lifting pipe 232, one end of the water outlet pipe head 231 is fixedly welded and communicated with the flow rate lifting pipe 232 to form an integral water outlet pipe 23, the other end of the water outlet pipe 23 is communicated with the through connection pipe 22, the flow rate lifting pipe 232 includes a bucket-shaped pipe body 2321 and a second through pipe 2322, the second through pipe 2322 is fixedly welded to a narrow end of the bucket-shaped pipe body 2321 to form an integral flow rate lifting pipe 232, the bucket-shaped pipe body 2321 is communicated with the through connection pipe 22, the second through pipe 2322 is communicated with the water outlet pipe head 231, and the cooling water flows into the water outlet pipe 23, the temperature of the cooling water rises, and after the cooling water flows into the second straight-through pipe 2322 through the inflow hopper-shaped pipe body 2321, the flow rate is increased and the cooling water rapidly flows out through the water outlet pipe head 231, so that the retention time of the heated cooling water in the lower module 13 is reduced, and the flow rate is increased at the stage of connecting the thin opening end of the hopper-shaped pipe body 2321 with the second straight-through pipe 2322, so that the second straight-through pipe 2322 can be well washed, and the second straight-through pipe 2322 is prevented from being blocked by dirt.
Example 6
Referring to fig. 1, the upper mold unit 3 is provided with an upper mold block 31, a reinforcing plate 32, and a material injection hole 33, the reinforcing plate 32 is fixedly welded to the lower end of the upper mold block 31, and the material injection hole 33 is formed in the reinforcing plate 32 and penetrates through the upper mold block 31.
In summary, the following steps: the invention provides a loop device for allowing cooling water to enter and exit from one side of an injection mold, which comprises a lower die unit 1, a cooling water loop unit 2 and an upper die unit 3, wherein the cooling water loop unit 2 is fixedly arranged in the lower die unit 1, the upper die unit 3 is movably arranged on the lower die unit 1, one end of a water blocking plate 2122 is movably arranged on a mounting block 2121 welded at the upper end of the inner wall of a water inlet pipe head 211 through a connecting pin 2123, and a limit stop 2124 is welded at the lower end of the inner wall of the water inlet pipe head 211; the two groups of first straight pipes 2131 are fixedly welded and communicated with the spiral pipes 2132 to form a whole spiral pipe fitting 213, and after cooling water flows into the spiral pipe fitting 213 from the water inlet pipe head 211, the cooling water flows in the spiral pipes 2132, so that the retention time of the cooling water in the water inlet pipe fitting 21 is prolonged, the cooling water can be cooled better when the cooling water is not heated, and the cooling effect is improved; the second straight-through pipe 2322 is fixedly welded at the small opening end of the bucket-shaped pipe body 2321 to form a whole flow velocity lifting pipe fitting 232, the bucket-shaped pipe body 2321 is communicated with the straight-through connecting pipe 22, the second straight-through pipe 2322 is communicated with the water outlet pipe head 231, after cooling water flows into the water outlet pipe 23 through the spiral pipe 213 and the straight-through connecting pipe 22, the temperature of the cooling water is increased, after the cooling water flows into the second straight-through pipe 2322 through the flowing bucket-shaped pipe body 2321, the flow velocity is lifted, the cooling water flows out through the water outlet pipe head 231 quickly, the residence time of the heated cooling water in the lower module 13 is reduced, the flow velocity is increased at the stage that the small opening end of the bucket-shaped pipe body 2321 is connected with the second straight-through pipe 2322, the second straight-through pipe 2322 can be well washed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a return circuit device of injection mold unilateral business turn over cooling water, includes lower mould unit (1), cooling water circuit unit (2) and goes up mould unit (3), and cooling water circuit unit (2) are fixed to be set up in lower mould unit (1), go up mould unit (3) activity and set up on lower mould unit (1), its characterized in that: the lower die unit (1) is provided with a supporting base piece (11), an ejector pin piece (12) and a lower die block (13), the upper end of the supporting base piece (11) is fixedly welded with the lower die block (13), and the ejector pin piece (12) is movably arranged on the supporting base piece (11) and is movably connected with the lower die block (13);
the cooling water loop unit (2) is provided with a water inlet pipe fitting (21), a through connecting pipe (22) and a water outlet pipe fitting (23), one end of the water inlet pipe fitting (21) is fixedly welded with the through connecting pipe (22) and is communicated with the through connecting pipe (22), the other end of the through connecting pipe (22) is fixedly welded at one end of the water outlet pipe fitting (23) and is communicated with the water outlet pipe fitting (23), and the cooling water loop unit (2) is integrated;
the upper die unit (3) is provided with an upper module (31), a reinforcing plate (32) and a material injection hole (33), the reinforcing plate (32) is fixedly welded at the lower end of the upper module (31), and the material injection hole (33) is formed in the reinforcing plate (32) and penetrates through the upper module (31).
2. The single-sided cooling water inlet and outlet circuit apparatus of an injection mold of claim 1, wherein: the supporting base piece (11) comprises a fixing plate (111) and two groups of supporting blocks (112), the two groups of supporting blocks (112) are fixedly welded on the upper end face of the fixing plate (111) to form the whole supporting base piece (11), and the upper ends of the supporting blocks (112) are fixedly welded with the lower module (13).
3. The injection mold one-sided cooling water circuit apparatus of claim 2, wherein: the fixing plate (111) is provided with a through hole (1111), the through hole (1111) is arranged in the middle of the fixing plate (111), and the telescopic end of the hydraulic cylinder is connected with the ejector pin piece (12) through the through hole (1111).
4. The single-sided cooling water inlet and outlet circuit apparatus of an injection mold of claim 1, wherein: the thimble piece (12) comprises a thimble plate (121) and a stripping thimble (122), the stripping thimble (122) is fixedly welded on the upper end face of the thimble plate (121) to form the whole thimble piece (12), and the lower end face of the thimble plate (121) is fixedly welded on the telescopic end of the hydraulic cylinder.
5. The single-sided cooling water inlet and outlet circuit apparatus of an injection mold of claim 1, wherein: the lower die block (13) is provided with a shaping die cavity (131), a positioning column (132) and a top pin hole (133), the shaping die cavity (131) is arranged on the upper end face of the lower die block (13), the positioning column (132) is fixedly welded at the upper end of the shaping die cavity (131), the shaping die cavity (131) is arranged in the shaping die cavity (131), and a demoulding thimble (122) is movably inserted in the top pin hole (133).
6. The single-sided cooling water inlet and outlet circuit apparatus of an injection mold of claim 1, wherein: the water inlet pipe fitting (21) comprises a water inlet pipe head (211), a backflow preventing piece (212) and a spiral pipe fitting (213), the water inlet pipe head (211) is fixedly welded with one end of the spiral pipe fitting (213) and is communicated with the spiral pipe fitting, and the backflow preventing piece (212) is arranged in the water inlet pipe head (211).
7. The circuit arrangement for one-sided admission and discharge of cooling water to and from an injection mold of claim 6, wherein: the backflow preventing piece (212) is provided with a mounting block (2121), a water blocking plate (2122), a connecting pin (2123) and a limit stop (2124), the mounting block (2121) is fixedly welded at the upper end of the inner pipe wall of the water inlet pipe head (211), one end of the water blocking plate (2122) is movably mounted on the mounting block (2121) through the connecting pin (2123), and the limit stop (2124) is fixedly welded at the lower end of the inner pipe wall of the water inlet pipe head (211).
8. The circuit arrangement for one-sided admission and discharge of cooling water to and from an injection mold of claim 6, wherein: the spiral pipe fitting (213) comprises a first straight-through pipe (2131) and spiral pipes (2132), the first straight-through pipe (2131) is provided with two groups, the two groups of first straight-through pipes (2131) are fixedly welded and communicated with the spiral pipes (2132), and the other ends of the two groups of first straight-through pipes (2131) are respectively connected with the straight-through connecting pipe (22) and the straight-through connecting pipe (22).
9. The single-sided cooling water inlet and outlet circuit apparatus of an injection mold of claim 1, wherein: the water outlet pipe (23) comprises a water outlet pipe head (231) and a flow rate lifting pipe fitting (232), one end of the water outlet pipe head (231) is fixedly welded and communicated with the flow rate lifting pipe fitting (232) to form the whole water outlet pipe (23), and the other end of the water outlet pipe (23) is communicated with the straight-through connecting pipe (22).
10. The single-sided cooling water inlet and outlet circuit apparatus of an injection mold of claim 9, wherein: the flow velocity lifting pipe fitting (232) comprises a bucket-shaped pipe body (2321) and a second straight-through pipe (2322), the second straight-through pipe (2322) is fixedly welded at the small opening end of the bucket-shaped pipe body (2321) to form a whole flow velocity lifting pipe fitting (232), the bucket-shaped pipe body (2321) is communicated with the straight-through connecting pipe (22), and the second straight-through pipe (2322) is communicated with the water outlet pipe head (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011210874.1A CN112428545A (en) | 2020-11-03 | 2020-11-03 | Circuit device for feeding cooling water into and discharging cooling water from one side of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011210874.1A CN112428545A (en) | 2020-11-03 | 2020-11-03 | Circuit device for feeding cooling water into and discharging cooling water from one side of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112428545A true CN112428545A (en) | 2021-03-02 |
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ID=74695203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011210874.1A Withdrawn CN112428545A (en) | 2020-11-03 | 2020-11-03 | Circuit device for feeding cooling water into and discharging cooling water from one side of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112428545A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117300460A (en) * | 2023-11-29 | 2023-12-29 | 东莞市佳超五金科技有限公司 | Automatic welding device for aluminum bars |
-
2020
- 2020-11-03 CN CN202011210874.1A patent/CN112428545A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117300460A (en) * | 2023-11-29 | 2023-12-29 | 东莞市佳超五金科技有限公司 | Automatic welding device for aluminum bars |
| CN117300460B (en) * | 2023-11-29 | 2024-01-26 | 东莞市佳超五金科技有限公司 | Automatic welding device for aluminum bars |
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Application publication date: 20210302 |