阅读说明：本技术 一种新型片材带分流道模具 (Novel sheet material area subchannel mould ) 是由 储江顺 刘春桥 余标 于 2019-12-04 设计创作，主要内容包括：本发明公开了一种新型片材带分流道模具,及到管道涂塑技术领域,包括第一半模体、第二半模体、第一导流管、第二导流管、第一主流管、第一分流管和第二主流管,第一半模体与第二半模体连接,第一半模体的内部设有第一主流管、第一分流管,第一主流管与第一分流管连接,第一半模体上设有第一导流管和第二导流管,第一导流管和第二导流管与第一分流管连接,第二半模体的内部设有第二主流管和稳流槽,第二主流管与稳流槽连通,第二半模体的下端设有片状出胶口,稳流槽与片状出胶口连通。可以实现对镀锌钢管内表面无死角涂塑、延长镀锌钢管的使用寿命。(The invention discloses a novel sheet material die with a branch runner, and belongs to the technical field of pipeline plastic coating. Can realize the plastic coating of the inner surface of the galvanized steel pipe without dead angles and prolong the service life of the galvanized steel pipe.)

1. A novel sheet material die with a branch flow passage is characterized by comprising a first half die body, a second half die body, a die connector, a machine barrel connector, a first flow guide pipe, a second flow guide pipe, a first main flow pipe, a first flow dividing pipe and a second main flow pipe, wherein the second half die body is arranged on one side of the first half die body, the die connector is arranged on the upper end of the first half die body and the upper end of the second half die body, the die connector is connected with the first half die body and the second half die body, the machine barrel connector is arranged on the upper end of the die connector, the first main flow pipe is arranged inside the first half die body, one end of the first main flow pipe upwards penetrates through the die connector and extends to the inside of the machine barrel connector, the first flow dividing pipe is arranged inside the first half die body, and the first flow dividing pipe is connected with the other end of the first main flow pipe, the other side of the first half die body is uniformly provided with a plurality of first flow guide pipes, one end of each first flow guide pipe is respectively inserted into the first half die body and is connected with the first flow dividing pipe, one end of the first half die body is provided with a second flow guide pipe, one end of the second flow guide pipe is inserted into the first half die body and is connected with the first flow dividing pipe, the second half die body is internally provided with a second main flow pipe, one end of the second main flow pipe upwards penetrates through the die connecting body and extends into the machine barrel connecting body, the second half die body is internally provided with a flow stabilizing groove, the other end of the second main flow pipe is communicated with the flow stabilizing groove, the lower end of the second half die body is provided with a sheet-shaped glue outlet, the flow stabilizing groove is communicated with the sheet-shaped glue outlet, and one side of the machine barrel connecting body is provided with a glue inlet, one end of the first main flow pipe and one end of the second main flow pipe are respectively communicated with the glue inlet.

2. The novel die for the sheet material with the branch runner as claimed in claim 1, wherein the second die body is provided with an inclined surface at the lower side of the side far away from the first die body, the inclined surface is inclined from top to bottom in the direction close to the sheet-shaped glue outlet, and a flange is arranged at the middle part of the inclined surface.

3. The novel die for sheet material with a runner as claimed in claim 2, further comprising a glue outlet adjusting module, wherein the glue outlet adjusting module is mounted on the flange, and wherein the glue outlet adjusting module comprises:

the flow blocking blocks are uniformly arranged on the flange and are positioned on one side, close to the sheet-shaped glue outlet, of the flange;

and each adjusting bolt penetrates through the flange and is connected with one flow blocking block.

4. The die set of claim 1, further comprising a first flow control valve, wherein a plurality of said first flow control valves are uniformly disposed on the other side of said first half die body, each of said first flow control valves is disposed on the upper side of one of said first flow guide tubes, and each of said first flow control valves is connected to one end of one of said first flow guide tubes.

5. The new sheet material belt runner mold of claim 1 further comprising a second flow control valve located on the mold interface and connected to the second main flow tube.

6. The novel sheet material runner mold of claim 1, further comprising a transition connector, wherein the mold connector is connected to the barrel connector by the transition connector, and wherein one end of the first main flow pipe and one end of the second main flow pipe respectively extend upward through the transition connector.

7. The novel die for sheet material with a runner as claimed in claim 1, further comprising side plates, wherein two side plates are provided at two ends of the first half die body and the second half die body.

8. The novel die for sheet material with a shunt passage as claimed in claim 1, further comprising a flange seat, wherein said second flow guide tube is connected to said first die body through said flange seat.

Technical Field

The invention relates to the technical field of pipeline plastic coating, in particular to a novel sheet material mould with a sub-runner.

Background

The steel pipe is the most commonly used pipeline in the water supply pipeline, and the steel pipe is rolled and formed after being rolled by the steel plate, however, the rolled steel plate is rolled by a rolling mill to leave a groove part and a barb part, and the inner surface of the rolled and formed steel pipe is also provided with the groove part and the barb part, so that when PE coating (or PE glue) is coated on the inner surface of the steel pipe, the PE coating (or the PE glue) on the inner surface of the steel pipe is very uneven, the integral quality of the steel pipe is reduced, and the service life is shortened.

Disclosure of Invention

The invention aims to provide a novel sheet material belt runner mold which is used for solving the technical problem.

The technical scheme adopted by the invention is as follows:

a novel sheet material die with a branch flow passage comprises a first half die body, a second half die body, a die connector, a machine barrel connector, a first flow guide pipe, a second flow guide pipe, a first main flow pipe, a first flow dividing pipe and a second main flow pipe, wherein the second half die body is arranged on one side of the first half die body, the die connector is arranged on the upper end of the first half die body and the upper end of the second half die body, the die connector is connected with the first half die body and the second half die body, the machine barrel connector is arranged on the upper end of the die connector, the first main flow pipe is arranged inside the first half die body, one end of the first main flow pipe upwards penetrates through the die connector and extends to the inside of the machine barrel connector, the first flow dividing pipe is arranged inside the first half die body, and the first flow dividing pipe is connected with the other end of the first main flow pipe, the other side of the first half die body is uniformly provided with a plurality of first flow guide pipes, one end of each first flow guide pipe is respectively inserted into the first half die body and is connected with the first flow dividing pipe, one end of the first half die body is provided with a second flow guide pipe, one end of the second flow guide pipe is inserted into the first half die body and is connected with the first flow dividing pipe, the second half die body is internally provided with a second main flow pipe, one end of the second main flow pipe upwards penetrates through the die connecting body and extends into the machine barrel connecting body, the second half die body is internally provided with a flow stabilizing groove, the other end of the second main flow pipe is communicated with the flow stabilizing groove, the lower end of the second half die body is provided with a sheet-shaped glue outlet, the flow stabilizing groove is communicated with the sheet-shaped glue outlet, and one side of the machine barrel connecting body is provided with a glue inlet, one end of the first main flow pipe and one end of the second main flow pipe are respectively communicated with the glue inlet.

Preferably, the second half die body is provided with an inclined surface at the lower side of the side far away from the first half die body, the inclined surface is inclined from top to bottom towards the direction close to the sheet glue outlet, and a flange is arranged in the middle of the inclined surface.

As a further preferred option, the glue dispenser further comprises a glue outlet adjusting module, the glue outlet adjusting module is mounted on the flange, wherein the glue outlet adjusting module comprises:

the flow blocking blocks are uniformly arranged on the flange and are positioned on one side, close to the sheet-shaped glue outlet, of the flange;

and each adjusting bolt penetrates through the flange and is connected with one flow blocking block.

Preferably, the mold further comprises a first flow regulating valve, the other side of the first half mold body is uniformly provided with a plurality of first flow regulating valves, each first flow regulating valve is located on the upper side of one first flow guide pipe, and each first flow regulating valve is connected with one end of one first flow guide pipe.

Preferably, the mold connecting body further comprises a second flow regulating valve, the second flow regulating valve is located on the mold connecting body, and the second flow regulating valve is connected with the second main flow pipe.

Preferably, the injection molding machine further comprises a transition connecting body, the mold connecting body is connected with the machine barrel connecting body through the transition connecting body, and one end of the first main flow pipe and one end of the second main flow pipe respectively penetrate through the transition connecting body upwards.

Preferably, the mold further comprises side plates, and two side plates are arranged at two ends of the first half mold body and two ends of the second half mold body.

Preferably, the second flow guide pipe further comprises a flange seat, and the second flow guide pipe is connected with the first half die body through the flange seat.

The technical scheme has the following advantages or beneficial effects:

according to the invention, the first flow guide pipe and the second flow guide pipe are arranged on the first half die body and are used for coating plastic glue on the groove parts and the barb parts on the inner surface of the galvanized steel pipe, the distance between every two adjacent first flow guide pipes can be adjusted according to the distance between every two adjacent groove parts on the inner surface of the galvanized steel pipe, the galvanized steel pipe can be suitable for galvanized steel pipes with different sizes, the second half die body is provided with the sheet glue outlet which is used for coating the plastic glue on the inner surface of the galvanized steel pipe, and the dead-angle-free plastic coating on the inner surface of the galvanized steel plate can be realized through the matching of the first half die body and the second half die body, so that the plastic-coated glue is more uniform, the integral quality of the galvanized steel pipe is improved, and the service life.

Drawings

FIG. 1 is a front view of the novel sheet material belt runner mold of the present invention;

FIG. 2 is a rear view of the novel sheet material belt runner mold of the present invention;

FIG. 3 is a left side view of the novel sheet material belt runner mold of the present invention;

FIG. 4 is a sectional view taken along line A-A of FIG. 1;

FIG. 5 is a sectional view taken along line C-C of FIG. 3;

FIG. 6 is a sectional view taken along line B-B of FIG. 3;

FIG. 7 is a perspective view of the novel sheet material belt runner mold of the present invention;

FIG. 8 is a schematic structural view of a galvanized steel sheet in the invention;

fig. 9 is a diagram of the use state of the novel medium-sized sheet material belt runner mold in the invention.

In the figure: 1. a first mold half; 2. a second mold half; 3. a mold connector; 4. a barrel coupler; 5. a first draft tube; 6. a second draft tube; 7. a first main flow pipe; 8. a first shunt pipe; 9. a second main flow pipe; 10. a flow stabilizing groove; 11. a sheet glue outlet; 12. a glue inlet; 13. mounting grooves; 14. an extruder; 15. an inclined surface; 16. a flange; 17. a flow blocking block; 18. adjusting the bolt; 19. a first flow regulating valve; 20. a second flow regulating valve; 21. a transition link; 22. a side plate; 23. a flange seat; 24. a galvanized steel sheet; 25. a groove part; 26. a barb portion; 27. a galvanized steel pipe.

Detailed Description

The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

FIG. 1 is a front view of the novel sheet material belt runner mold of the present invention;

fig. 2 is a rear view of the novel sheet material belt runner mold of the present invention, fig. 3 is a left side view of the novel sheet material belt runner mold of the present invention, fig. 4 is a sectional view taken along a direction a-a in fig. 1, fig. 5 is a sectional view taken along a direction C-C in fig. 3, fig. 6 is a sectional view taken along a direction B-B in fig. 3, fig. 7 is a perspective view of the novel sheet material belt runner mold of the present invention, fig. 8 is a structural schematic view of a galvanized steel sheet of the present invention, and fig. 9 is a use state view of the novel medium and novel sheet material belt runner mold of the present. Referring to fig. 1 to 9, a preferred embodiment of a novel sheet material belt runner mold is shown, which includes a first half mold body 1, a second half mold body 2, a mold connector 3, a cylinder connector 4, a first flow guide pipe 5, a second flow guide pipe 6, a first main flow pipe 7, a first branch flow pipe 8 and a second main flow pipe 9. One side of the first half die body 1 is provided with a second half die body 2, the upper end of the first half die body 1 and the upper end of the second half die body 2 are provided with a die connector 3, the die connector 3 is connected with the first half die body 1 and the second half die body 2, and the upper end of the die connector 3 is provided with a machine barrel connector 4. The inside of half first die body 1 is equipped with first mainstream pipe 7, and the inside of mould connector 3 and extending to barrel connector 4 is upwards run through to the one end of first mainstream pipe 7, and first shunt tubes 8 sets up in the inside of half first die body 1, and first shunt tubes 8 is connected with the other end of first mainstream pipe 7. The even a plurality of first honeycomb ducts 5 that are equipped with of opposite side of half first die body 1, the one end of each first honeycomb duct 5 inserts the inside of half first die body 1 respectively and is connected with first shunt 8, the one end of half first die body 1 is equipped with a second honeycomb duct 6, the one end of second honeycomb duct 6 inserts the inside of half first die body 1 and is connected with first shunt 8, the inside of half die body 2 of second is equipped with second mainstream pipe 9, the one end of second mainstream pipe 9 upwards runs through mould connector 3 and extends to the inside of barrel connector 4. The inside of the half die body 2 of second still is equipped with the steady flow groove 10, and the other end and the steady flow groove 10 intercommunication of second mainstream pipe 9, the lower extreme of the half die body 2 of second are equipped with slice glue outlet 11, and steady flow groove 10 and slice glue outlet 11 intercommunication, one side of barrel connector 4 are equipped with into jiao kou 12, the one end of first mainstream pipe 7 and the one end of second mainstream pipe 9 respectively with go into jiao kou 12 intercommunication. In this embodiment, as shown in fig. 7, a plurality of mounting grooves 13 are formed in the lower side of the other side of the first half mold body 1, one end of each first flow guide pipe 5 is respectively located in one of the mounting grooves 13, and the number of the first flow guide pipes 5 is preferably three. In this embodiment, the first flow guide pipe 5 is used for plastic coating and watering three groove portions on the galvanized steel pipe 27, the second flow guide pipe 6 is used for plastic coating and glue watering of barb portions on two sides of the galvanized steel pipe 27, the sheet glue outlet 11 is used for plastic coating and glue watering of the inner surface of the galvanized steel pipe 27, the machine barrel connector 4 is used for connecting with an external extruder 14, glue extruded by the extruder 14 enters the machine barrel connector 4 through the glue inlet 12, glue in the machine barrel connector 4 enters the first shunt pipe 8 through the first main flow pipe 7, and enters the three first flow guide pipes 5 and the second flow guide pipe 6 through the first shunt pipe 8 to realize plastic coating of the groove portions and the barb portions on the galvanized steel pipe 27. Meanwhile, glue in the machine barrel connector 4 enters the flow stabilizing groove 10 through the second main flow pipe 9 for buffering, and then is coated on the inner surface of the galvanized steel pipe 27 through the sheet glue outlet 11. In this embodiment, taking the galvanized steel sheet 24 adopted before the galvanized steel pipe 27 is formed as an example, as shown in fig. 8, the galvanized steel sheet 24 has three groove portions 25 in the middle, two barb portions 26 on two sides of the galvanized steel sheet 24, after the galvanized steel sheet 24 is rolled into the galvanized steel pipe 27, the groove portions 25 on the galvanized steel sheet 24 are groove portions of the inner surface of the galvanized steel pipe 27, the two barb portions on the galvanized steel sheet 24 are buckled together to form a barb portion on the galvanized steel pipe 27, and the upper surface of the galvanized steel sheet 24 is the inner surface of the galvanized steel pipe 27. As shown in fig. 9, fig. 9 is a use state diagram of the novel sheet material runner mold, in this embodiment, the novel sheet material runner mold is used for coating the inner surface of the galvanized steel pipe 27 in the process of rolling the galvanized steel plate 24 into the galvanized steel pipe 27, as shown in the direction of fig. 9, the novel sheet material runner mold in this embodiment extends into the left end of the galvanized steel pipe 27, then the galvanized steel pipe 27 rotates to the right, the galvanized steel plate 24 is continuously rolled into the galvanized steel pipe 27, and the novel sheet material runner mold is continuously used for coating the inner surface of the galvanized steel pipe 27.

Further, as a preferred embodiment, an inclined surface 15 is provided on a lower side of the second half mold body 2 away from the first half mold body 1, the inclined surface 15 is inclined from top to bottom in a direction approaching the sheet-shaped glue outlet 11, and a flange 16 is provided in a middle portion of the inclined surface 15.

Further, as a preferred implementation mode, the novel sheet material belt runner mold further includes a glue outlet adjusting module, and the glue outlet adjusting module is installed on the flange 16, wherein the glue outlet adjusting module includes:

a plurality of flow blocking blocks 17, a plurality of even settings of flow blocking blocks 17 are on flange 16, and a plurality of flow blocking blocks 17 are located flange 16 and are close to one side of slice glue outlet 11.

A plurality of adjusting bolts 18, wherein each adjusting bolt 18 respectively penetrates through the flange 16 and is connected with a flow blocking block 17. In this embodiment, the glue outlet adjusting module is used for adjusting the glue outlet thickness of the sheet glue outlet 11, and by screwing up the adjusting bolt 18, the flow blocking block 17 moves towards the direction close to the sheet glue outlet 11, so as to reduce the glue outlet thickness of the sheet glue outlet 11, and when the adjusting bolt 18 is unscrewed, the flow blocking block 17 moves towards the direction away from the sheet glue outlet 11, so as to increase the glue outlet thickness of the sheet glue outlet 11. In this embodiment, set up a plurality of fender stream block 17, and be equipped with the interval between a plurality of fender stream block 17, can realize going out the regulation of gluing thickness to slice outlet 11 assigned position.

Further, as a preferred embodiment, the novel sheet material sub-runner mold further includes a first flow regulating valve 19, the other side of the first half mold body 1 is uniformly provided with a plurality of first flow regulating valves 19, each first flow regulating valve 19 is respectively located on the upper side of a first flow guiding pipe 5, and each first flow regulating valve 19 is respectively connected with one end of a first flow guiding pipe 5. The first flow regulating valve 19 is used for regulating the flow of the glue discharged from the first flow guide pipe 5.

Further, as a preferred embodiment, the novel sheet material tape branch channel mold further comprises a second flow regulating valve 20, the second flow regulating valve 20 is located on the mold connector 3, and the second flow regulating valve 20 is connected with the second main flow pipe 9. The second flow regulating valve 20 is used for regulating the flow of the glue discharged from the second main flow pipe 9.

Further, as a preferred embodiment, the novel sheet material belt runner mold further comprises a transition connecting body 21, the mold connecting body 3 is connected with the cylinder connecting body 4 through the transition connecting body 21, wherein one end of the first main flow pipe 7 and one end of the second main flow pipe 9 respectively penetrate through the transition connecting body 21 upwards.

Further, as a preferred embodiment, the novel sheet material belt runner mold further comprises side plates 22, and two side plates 22 are arranged at two ends of the first half mold body 1 and the second half mold body 2. As shown in fig. 7, the left sides of the first half mold body 1 and the second half mold body 2 are connected by a side plate 22, and the right sides of the first half mold body 1 and the second half mold body 2 are connected by another side plate 22.

Further, as a preferred implementation mode, the novel sheet material belt runner mold further comprises a flange seat 23, and the second flow guide pipe 6 is connected with the first half mold body 1 through the flange seat 23.

The preferred method of use of the invention is described below:

and S1, fixing the first half die body 1 and the second half die body 2, and then fixedly connecting the first half die body 1 and the second half die body 2 with the extruder 14.

S2, when the galvanized steel pipe 27 passes through the first half die body 1 and the second half die body 2, the galvanized steel pipe 27 rotates and advances, and the first half die body 1 and the second half die body 2 are fixed.

S3, heating the glue to 200 ℃ by the first half die body 1 and the second half die body 2, and coating the heated glue on the inner surface of the galvanized steel pipe 27 through the first flow guide pipe 5, the second flow guide pipe 6 and the sheet glue outlet 11, wherein the glue is coated in the groove part of the galvanized steel pipe 27 and the barb part of the galvanized steel pipe 27.

The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.

On the basis of the above-described embodiments, the present invention also has the following embodiments;

further, as an embodiment, the first half mold body 1, the second half mold body 2, the mold connector 3 and the barrel connector 4 are respectively provided with a plurality of heating holes (not shown in the figure), and each heating hole is respectively provided with a heating rod (not shown in the figure) for heating the glue in the split runner mold.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.