TW201507785A - Mold for producing pipe cleaning head - Google Patents

Abstract

A mold for producing pipe cleaning heads includes a bottom seat, a mold set, a plurality of positioning sets, a top seat and a cover. The mold set includes at least a first mold base and a second mold base that are face-to-face connected to define a circle mold with a shaping space. The first and the second mold bases comprise a plurality of positioning holes which are dispersedly arranged all around the first and the second mold bases. The positioning sets comprise a plurality of screw nuts and washers to be fixed inside the positioning holes and a plurality of positioning components that penetrate through the screw nuts and are screwed thereto. The positioning components and the screw nuts are tightly attached with the washers. The bottom seat and the top seat face are mounted on the bottom and the top of the shaping space of the circle mold, respectively. The cover is installed inside the top seat to seal the shaping space. The cover comprises an injection hole that connects the shaping space and at least one air vent distributed at the ends. Thus, a production mold for forming the positioning sets at the same time during the process of injecting the base material of the pipe cleaning heads is made.

Description

Production mold for pipeline cleaning head

The utility model relates to a production mold of a pipeline cleaning head, in particular to a type of positioning group surrounded by a mold group and surrounded by a plurality of positioning groups, and a base material molding pipeline cleaning head is injected into the shaping space to facilitate the wearing of the plurality of positioning parts. Stretch the screw to produce the mold.

In the current manufacturing process of the pipeline cleaning head production mold, the plastic molding space of the entire production mold is injected into the raw material molding pipeline cleaning head, and since the pipeline cleaning head is molded and demoulded, it must be additionally processed and arranged on the pipeline cleaning head. A plurality of holes are formed in the plurality of locating groups having a plurality of nuts and a plurality of washers to complete the finished product of the pipe cleaning head.

The mold for producing the pipeline cleaning head does not have the holes for the positioning groups to be filled in, so the holes of the pipeline cleaning head are subjected to another secondary processing and excavation, which is easy to cause the pipeline cleaning head. The strength of the finished product is not good, resulting in an increase in production costs.

In view of the above-mentioned injection molds for injecting raw material molding pipeline cleaning heads, the strength of the finished product is not good, and the holes for the finished product of the pipeline cleaning head are required to be additionally processed twice, and the production cost is high. The inventor of the present invention has been holding the product for many years. Industry-related experience and research and development enthusiasm, and actively research solutions.

According to the invention, a production mold of a pipeline cleaning head is proposed, in order to improve the current mold cleaning of the pipeline cleaning head, and in the pipeline cleaning head product, another hole is additionally processed to excavate the holes to assemble the positioning groups. It is easy to cause the strength of the pipeline cleaning head product is not good, and the production cost is high.
The purpose of the present invention and the technical problems thereof are solved by the following technical solutions. A production mold for a pipeline cleaning head, comprising a base, a mold set, a plurality of positioning groups, a top seat and a cover, wherein the mold set comprises at least one first and second mold bases connected to each other a circular mold surrounding a shaped space, the first and second mold bases are arranged in a distributed manner and are surrounded by a plurality of positioning holes; the positioning groups are respectively fixed on the inner sides of the positioning holes a plurality of nuts and washers, and a plurality of positioning members respectively threading and threading the nuts, and the positioning members and the nuts are closely passed through the washers; the base and the top seat are respectively oriented toward a circle The bottom end of the molding space of the mold is sleeved with the top end; the cover is placed inside the top seat to close the molding space, and the cover is provided with an injection hole communicating with the shaping space and at least one row of the end distribution Air slot.
Based on the above structure, the technical features of the present invention further include:
1. The first convex inlay and the second convex inlay, the outer periphery of the first convex inlay and the second convex inlay, respectively, the base and the top seat are respectively disposed toward the top end and the bottom end of the molding space of the mold set. The edge is respectively provided with a first ring insert groove and a second ring insert groove to facilitate rapid demolding with the mold set.
2. The two end faces of the first die base and the second die base are respectively provided with a buried hole and a screw hole opposite to the buried holes, and each of the screwing components respectively penetrates the holes The buried hole is fixed to the screw hole, and the first mold base and the second mold base are connected to form a circular mold.
3. The one end of the first mold base and the second mold base are respectively provided with a connecting rod and a shaft that is axially coupled to the connecting rod, and the shaft is pivoted. And the two end faces of the first mold base and the second mold base are screwed open or closed, and the first mold base and the second mold base are coupled to each other on the opposite side, The lower end is respectively provided with a through hole and a positioning hole opposite to the through holes, and each of the positioning members respectively penetrates the through holes and is fixed with the positioning holes to form a circular die.
The invention has the advantages that: in order to make the pipeline cleaning head have a plurality of screws catering to the inner wall of the specific pipeline for cleaning, the first and second mold bases of the mold set are arranged to form a shaping space a circular mold, and the first and second mold bases are arranged in a distributed arrangement and are provided with a plurality of positioning holes around the plurality of positioning holes, and the positioning groups are respectively assembled in the positioning holes of the mold set, as long as the mold is The shaping space of the group is injected into the base material molding pipeline cleaning head, and the production molds which combine the positioning groups when the pipeline cleaning head is finished are formed, thereby saving the production cost of the additional secondary processing and digging holes. It will not cause the finished product to be weak due to secondary processing.

Fig. 1 is a perspective exploded view of a production mold of the present invention.
Fig. 2 is a perspective view showing the mold of the present invention being screwed.
Fig. 3 is a perspective view showing the production of the mold for the shaft connection of the present invention.
Figure 4 is a perspective view of the production mold and a plurality of positioning member combinations of the present invention.

Fig. 5 is a schematic view showing the injection of a substrate into a substrate for the production of the present invention.
Figure 6 is a schematic view of the exhaust gas after the injection of the mold into the substrate of the present invention.

Figure 7 is a cross-sectional view and a partial enlarged view of another embodiment of a positioning hole and a positioning member for producing a mold of the present invention.

Figure 8 is a perspective view of the finished pipeline cleaning head of the present invention.

Figure 9 is a cross-sectional view of the finished line of the pipe cleaning head and an exploded view of the plurality of screws.

Fig. 10 is a perspective view showing the combination of the pipe cleaning head and the plurality of screw assemblies in Fig. 9.

Figure 11: Top view of the configuration of the pipe cleaning head and the plurality of screws in Figure 10.

Fig. 12 is a schematic view showing the inner wall of the pipeline cleaning head finished product cleaning line of Fig. 10.

The purpose, technical contents, features, and effects achieved by the present invention will become more apparent from the detailed description of the appended claims.

The invention relates to a production mold for a pipeline cleaning head. Please refer to Figures 1, 2 and 5 and 6 first. As shown in Figure 1, in this embodiment, a production mold for a pipeline cleaning head is provided. 1, including

a base 2, the top of the base 2 is concavely disposed with a first receiving space 21, and a first convex inlay 22 is disposed above the outer periphery of the base 2. The outer periphery of the first protruding inlay 22 is disposed inward. There is a first ring inserting groove 23;

a mold set 3, the mold set 3 includes a circular mold having at least one first mold base 31 and a second mold base 32 connected to form a molding space 30, the first mold base 31 A plurality of first ring grooves 311 are formed on the inner wall of the shaping space 30, and a first ring wall surface 310 is formed between the first ring grooves 311, and the first mold base 31 is shaped. A first upper step slot 312 and a first lower step slot 313 having the same inner diameter as the first ring recesses 311 are disposed on the outer sides of the first mold base 31, respectively. An upper upper groove 312 and the first lower step groove 313 are respectively provided with a first upper concave portion 314 and a first bottom nested with the first convex inlay 22 and the first annular recess 23 of the base 2 The recessed portion 315 is configured to facilitate the removal of the mold by the first ring-shaped groove 23; the second mold base 32 is provided with a plurality of second ring grooves 321 spaced apart from the inner wall of the molded space 30. A second ring wall surface 320 is formed between the second ring grooves 321 . The upper and lower ends of the shaping space 30 of the second mold base 32 respectively face the second mold base 32 . a second upper step groove 322 and a second lower step groove 323 having the same inner diameter as the second ring grooves 321 are disposed on the outer side, and the second upper step groove 322 and the second lower step groove 323 are respectively A second upper concave portion 324 and a second lower concave portion 325 which is nested with the first convex inlay 22 and the first annular recess 23 of the base 2 are disposed on the outer side, so that the base 2 is covered by the first ring recess 23 The first mold base 31 of the mold set 3 is disposed in a dispersed arrangement with respect to the outer circumference of each of the first ring wall surface 310 and the second mold base 32 with respect to each of the second ring wall surfaces 320. A plurality of positioning holes 33 are respectively connected to the shaping space 30. The positioning holes 33 are respectively disposed near the outer periphery of the first mold base 31 and the second mold base 32. The screw holes 331 and the inner side of the inner screw holes 331 are respectively provided with a through hole 332 having a smaller hole diameter than the inner screw holes 331; and, as shown in FIG. 7, the inner screw hole of the positioning hole 33 331 is set from the outer side to the inner side of the inclined hole 331a;

A plurality of positioning groups 4 are respectively fastened in the positioning holes 33. The positioning group 4 includes a nut 41, a washer 42 disposed on one side of the nut 41, and a nut 41 extending through the nut 41. The positioning member 43 of the washer 42 is provided with a convex portion 411 on one side of the nut 41 and a latching end 412 on the opposite side. The nut 41 is provided with an inner screw hole 413, and the washer 42 is provided with a through hole 421. The positioning member 43 is provided with an outer screw portion 431 which is screwed to the inner screw hole 331. The outer screw portion 431 of the positioning member 43 is provided with a hexagonal twist portion 432 outside the outer portion 431 of the positioning member 43. The positioning member 43 is screwed into the screw hole 331 of the positioning hole 33 by a tool. The positioning member 43 protrudes toward the front end with a pair of rods 433 which are nested through the through holes 332 of the positioning holes 33. The rod body 433 The front end extends a threaded hole 413 which penetrates into the nut 41 and a protruding shaft 434 which is inserted into the through hole 421 of the washer 42. The end of the protruding shaft 434 is provided with an external thread 435 which is screwed to the inner screw hole 413 of the nut 41. The convex shaft 434 and the nut 41 are closely adhered to each other through the gasket 42 to prevent the base material 8 inside the shaping space 30 from the convex shaft 434 and the screw. 41 is infiltrated; further, as shown in FIG. 7, the positioning member 43a is provided with a protruding portion 431a corresponding to the inclined hole 331a toward the end, so that the positioning member 43a can be quickly placed by a pneumatic cylinder or a hydraulic cylinder. The slanting hole 331a is fixed or retracted, and the positioning member 43a extends toward the front end of the rod body 433a to extend a convex shaft 434a, and the protruding shaft 434a is inserted into the nut 41 and the washer 42 to be sleeved, so that the protruding shaft 434a and the nut 41 is also closely adhered through the gasket 42 to prevent the substrate 8 from penetrating;

a top seat 5, a second accommodating space 51 and a third accommodating space 52 are respectively disposed at the bottom and the top of the top seat 5, and the second accommodating space 51 is provided with a third accommodating space The through hole 511 of the 52-way, the bottom of the outer periphery of the top seat 5 is provided with a corresponding upper nesting portion 314 of the first mold base 31 and a second upper concave portion 324 of the first mold base 32. Corresponding to the nested second convex inlay 53 and a second annular recess 54 inwardly of the outer periphery of the second convex inlay 53 , and the top seat 5 is smaller than the second convex inlay 53 by the outer diameter a second ring recess 54 for easy removal of the demold;

a cover 6 is disposed at the bottom of the third accommodating space 52. The end of the cover 6 is provided with a locking body 61 embedded in the through hole 511. The outer periphery of the locking body 61 is provided. At least one venting opening 62 communicating with the shaping space 30, whereby the venting opening 62 swells the substrate 8 injected into the first annular groove 311 of the upper layer of the interior of the shaping space 30, which An injection hole 63 communicating with the molding space 30 is provided from the top to the bottom of the cover 6 for the substrate 8 to be injected.

Moreover, the upper and lower ends of the first mold base 31 and the second mold base 32 corresponding to the second mold base 32 of the present invention are respectively connected by a screw connection or a shaft connection to the first mold base. 31 is relatively closed or open with the second mold base 32;

The first mold base 31 and the second mold base 32 are screwed together. Referring to FIGS. 1 and 2, the upper and lower ends of the end faces of the second mold base 32 are respectively provided with a buried body. The hole 326, the upper and lower ends of the end faces of the first mold base 31 are respectively provided with a screw hole 316 opposite to the buried holes 326, and each of the screwing elements 7 penetrates the buried holes 326 and The screw holes 316 are fixed, and the first mold base 31 and the second mold base 32 are connected to form a circular mold.

The first mold base 31 and the second mold base 32 are connected by a shaft. Referring to FIG. 3, the first mold base 31 and the second mold base 32 are coupled to one side thereof. Each of the ends is provided with a connecting rod 317, 327 and a shaft 34 pivotally connected to the connecting rods 317, 327, and the shaft 34 is pivoted and respectively engaged and fixed to the connecting rods 317, 327. One side end of the first mold base 31 engaged with the second mold base 32 is opened or closed by rotation, and the first mold base 31 and the second mold base 32 are coupled to each other. A positioning hole 328 and a positioning hole 318 opposite to the through hole 328 are respectively disposed on the upper side and the lower end, and each of the positioning members 319 penetrates the plurality of through holes 328 and is fixed with the positioning holes 318. Round mold.

As shown in FIGS. 4 to 6 , in the process of manufacturing the pipeline cleaning head, first, the first convex inlay 22 on the outer circumference of the base 2 and the first concave portion 315 of the first mold base 31 and the first The second lower recesses 325 of the two mold bases 32 are respectively sleeved, and then placed into the first upper concave portion 314 of the first mold base 31 and the second upper concave portion 324 of the second mold base 32 by the top seat 5 . Each of the screwing elements 7 is inserted into the plurality of buried holes 326 and fixed to the screw holes 316, so that the first mold base 31 and the second mold base 32 are connected to each other. The circular mold having the shaping space 30, the locking body 61 at the bottom end of the cover 6 is abutted against the top end of the shaping space 30, and the inner screw holes 331 of the positioning holes 33 and the outer snails of the positioning members 43 The portion 431 is screwed to each other, and the rod body 433 protruding toward the front end is nested corresponding to the through hole 332. The protruding shaft 434 extending from the front end of the rod body 433 extends through the inner screw hole 413 of the nut 41 and the washer 42. In the through hole 421, the external thread 435 at the end of the protruding shaft 434 is screwed to the inner screw hole 413 of the nut 41, and the tool uses the twisting portion 432 on the outer side of the positioning member 43 and is positioned. The outer screw portion 431 of the member 43 is screwed into the inner screw hole 331 to be screwed and fixed, and the substrate 8 of the pipeline cleaning head is continuously filled from the injection hole 63 to the shaping section 30, and the substrate 8 is filled. The first ring grooves 311 of the first mold base 31 and the first upper step groove 312, the first lower step groove 313, and the second ring grooves 321 of the second mold base 32 In the second upper step groove 322, the second lower step groove 323, and each of the through holes 332, the heat dissipation effect of the injection substrate 8 is provided by the exhaust slot 62 of the outer periphery of the cover body 61 of the cover 6 and then transmitted. The forming process forms the substrate 8 of the pipeline cleaning head into the finished product of the pipeline cleaning head 9, as shown in Fig. 7; when the finished product of the pipeline cleaning head 9 is completed, the cover 6 and the top seat 5 are first removed, and then The outer screw portions 431 of the positioning members 43 are respectively screwed from the inner screw holes 331 of the positioning holes 33 of the first mold base 31 and the second mold base 32, and the front ends of the positioning members 43 are convex. After the shaft 434 and the inner screw hole 413 of the nut 41 are loosened, the center of the positioning member 43 is extracted and loosened, and the first mold base 31 and the second mold base 32 are stripped one by one. Except As shown in FIGS. 6, 8 and 9, a plurality of recessed holes 91 having a surface corresponding to the center of the positioning members 43 and a line cleaning head 9 having a concave surface 92 at the upper and lower ends are respectively completed. The nuts 41 corresponding to the centers of the recesses 91 of the finished cleaning head 9 and the gaskets 42 are integrally formed with the substrate 8 .

Referring to FIG. 9 to FIG. 12, the center of the recessed holes 91 of each of the pipeline cleaning head products 9 corresponds to the inner screw holes 413 of the nuts 41, and the plurality of the mat bodies 93 are respectively inserted into the hole holes 413. The recesses 91 and the plurality of screws 94 respectively provided with a tungsten steel sheet 941 on the outer side respectively extend the mats 93 to be screwed to the screw holes 413 of the nuts 41 to form a surface of the finished product of the pipeline cleaning head 9 The screws 94 are circumferentially disposed to pass through the tungsten steel sheets 941 respectively disposed outside the screws 94 to strengthen the strength of the screws 94 to facilitate cleaning the inner wall of the pipeline 95.

Furthermore, in order to make the surface of the finished pipe 9 of the pipeline cleaning head screwed with the screws 94 for cleaning the inner wall of the pipeline 95, when the pipeline cleaning head product 9 is formed, the positioning groups 4 are combined. The production of the mold 1, saves the production cost of another secondary processing and boring, and does not cause the finished product to be weak due to secondary processing.

The above is only the preferred embodiment of the present invention, and it is intended to enable those skilled in the art to understand the contents of the present invention and is not intended to limit the scope of the present invention; Equivalent changes or modifications to the shapes, configurations, features, and spirits of the present invention are intended to be included in the scope of the present invention.

(this invention)

1‧‧‧Production mould
2‧‧‧Base

21‧‧‧First accommodation space
22‧‧‧First convex inlay

23‧‧‧First ring slot
3‧‧‧Mold group

30‧‧‧Shaping space
31‧‧‧First mold base

310‧‧‧ first ring wall
311‧‧‧First ring groove

312‧‧‧First upper step slot
313‧‧‧First lower step slot

314‧‧‧First upper recess
315‧‧‧First recess

316‧‧‧ screw hole
317, 327‧‧‧ Adapter rod

318‧‧‧Positioning holes
319‧‧‧ Positioning parts

32‧‧‧Second mold base
320‧‧‧ second ring wall

321‧‧‧second ring groove
322‧‧‧Second upper slot

323‧‧‧Second lower slot
324‧‧‧Second upper recess

325‧‧‧Second recess
326‧‧‧ buried holes

328‧‧‧With holes
33‧‧‧Positioning holes

331‧‧‧Inner hole
332‧‧‧through hole

34‧‧‧ shaft
4‧‧‧ positioning group

41‧‧‧ Nuts
411‧‧‧ convex

412‧‧‧Card
413‧‧‧Inner hole

42‧‧‧Washers
421‧‧‧Perforation

43‧‧‧ Positioning parts
431‧‧‧outer screw

432‧‧‧Torque
433‧‧‧ rod body

434‧‧‧Shaft axis
435‧‧‧ external thread

5‧‧‧ top seat
51‧‧‧Second accommodation space

511‧‧‧through hole
52‧‧‧ third accommodating space

53‧‧‧Second inlay
54‧‧‧Second ring inlay

6‧‧‧ Cover
61‧‧‧Card body

62‧‧‧Exhaust slot
63‧‧‧Injection hole

7‧‧‧ screw components
8‧‧‧Substrate

9‧‧‧Pipe cleaning head finished
91‧‧‧ recessed hole

92‧‧‧ concave surface
93‧‧‧The body

94‧‧‧ screw
941‧‧‧ tungsten steel sheet

95‧‧‧ pipeline
43a‧‧‧positioning parts

431a‧‧‧Bumps
433a‧‧‧ rod body

434a‧‧‧Shaft axis
331a‧‧‧Tilt hole

1‧‧‧Production mould

2‧‧‧Base

21‧‧‧First accommodation space

22‧‧‧First convex inlay

23‧‧‧First ring slot

3‧‧‧Mold group

30‧‧‧Shaping space

31‧‧‧First mold base

310‧‧‧ first ring wall

311‧‧‧First ring groove

312‧‧‧First upper step slot

313‧‧‧First lower step slot

314‧‧‧First upper recess

315‧‧‧First recess

316‧‧‧ screw hole

32‧‧‧Second mold base

320‧‧‧ second ring wall

321‧‧‧second ring groove

322‧‧‧Second upper slot

324‧‧‧Second upper recess

326‧‧‧ buried holes

33‧‧‧Positioning holes

331‧‧‧Inner hole

332‧‧‧through hole

4‧‧‧ positioning group

41‧‧‧ Nuts

411‧‧‧ convex

412‧‧‧Card

413‧‧‧Inner hole

42‧‧‧Washers

421‧‧‧Perforation

43‧‧‧ Positioning parts

431‧‧‧outer screw

432‧‧‧Torque

433‧‧‧ rod body

434‧‧‧Shaft axis

435‧‧‧ external thread

5‧‧‧ top seat

51‧‧‧Second accommodation space

511‧‧‧through hole

52‧‧‧ third accommodating space

53‧‧‧Second inlay

54‧‧‧Second ring inlay

6‧‧‧ Cover

61‧‧‧Card body

62‧‧‧Exhaust slot

63‧‧‧Injection hole

7‧‧‧ screw components

Claims (9)

A production mold of a pipeline cleaning head, the production mold includes a base, a top of the base is concavely disposed with a first accommodating space, and a first convex inlay is disposed above the outer circumference of the base; The mold set includes a circular mold having at least one first mold base and a second mold base connecting group, and a shaping space is arranged, wherein the inner space of the molding space of the first mold base is spaced apart a plurality of first ring grooves and a first ring wall surface formed between the first ring grooves, and upper and lower ends of the molding space of the first mold base respectively face the outer sides of the first mold base a first upper step slot and a first lower step slot having the same inner diameter as the first ring groove, wherein the first upper step slot and the first lower step slot are respectively provided with a first upper side a recessed portion and a first recessed portion that is nested with the first convex inlay of the base; the inner wall of the shaped space of the second mold base is spaced apart from the plurality of second loop recesses and the second Forming a second ring wall surface between the ring grooves, and forming a space on the second mold base a second upper step slot and a second lower step slot having the same inner diameter as the second ring grooves are respectively disposed on the outer sides of the second mold base, and the second upper step slot and the second The lower step groove is respectively provided with a second upper concave portion and a second lower concave portion toward the outer side; the first mold base of the mold set is opposite to each of the first ring wall surface and the second mold base opposite each second ring wall surface The outer peripheral edge is provided with a scatter arrangement and is surrounded by a plurality of positioning holes respectively connected to the shaping space; a plurality of positioning groups, wherein the positioning group comprises a nut and a side disposed on the nut a gasket and a positioning member extending the nut and the gasket, wherein the positioning member is provided with an outer screw portion engaging the positioning hole toward the end, and the positioning member protrudes toward the front end with a rod that is sleeved with respect to the inner side of the positioning hole And a protruding shaft extending from a front end of the rod body, the end of the protruding shaft is provided with an external thread screwed to the nut, and the protruding shaft and the nut are closely adhered through the gasket; a top seat, the top seat The bottom and the top of the top seat respectively have a second accommodating space facing inward a third accommodating space, wherein the second accommodating space is provided with a through hole communicating with the third accommodating space, and the first upper concave portion of the first mold base is disposed below the outer periphery of the top seat Corresponding nesting and a second convex inlay corresponding to the second upper concave portion of the second mold base; a cover disposed at the bottom of the third receiving space, the cover The end of the card body is provided with a locking body embedded in the through hole, and the outer periphery of the body is provided with at least one venting hole communicating with the shaping space, and the center of the cover is provided from the top to the bottom. An injection hole that is connected to the space. The production mold of the pipeline cleaning head according to claim 1, wherein the first mold base of the mold set and the second mold base are screwed or axially connected. The production mold of the pipeline cleaning head according to the second aspect of the invention, wherein the upper and lower ends of the end faces of the second mold base are respectively provided with a buried hole, and the end faces of the first mold base are The upper and lower ends respectively have a screw hole opposite to the buried holes, and each of the screwing elements respectively penetrates the buried holes and is assembled with the screw holes. The production mold of the pipeline cleaning head according to the second aspect of the invention, wherein the one end of the first mold base and the second mold base are respectively provided with a connecting rod and a plurality of The connecting rod is axially coupled to the shaft, and the upper and lower ends of the first mold base and the second mold base are respectively provided with a through hole and opposite to the through holes. The positioning holes are respectively inserted into the through holes and fixed to the positioning holes by the respective positioning members. The production mold of the pipeline cleaning head according to the first aspect of the invention, wherein the positioning holes are respectively provided with an inner screw hole near the outer periphery of the first mold base and the second mold base, and A through hole having a hole diameter smaller than the inner screw holes and communicating with each other is disposed on the inner side of the inner screw hole; wherein the nut is provided with a convex portion on one side and a latch end on the opposite side; wherein the washer The end of the positioning member is provided with a twisting portion, and the rod system protruding from the positioning member toward the front end is corresponding to the through hole, and the end of the protruding shaft is inserted into the through hole of the gasket. The production mold of the pipeline cleaning head according to the first aspect of the invention, wherein the positioning holes are respectively provided with an inclined hole near the outer periphery of the first mold base and the second mold base, and A through hole having a hole diameter smaller than the inclined holes and communicating with each other is disposed on the inner side of the inclined holes; wherein the positioning member is provided with a protruding portion that is sleeved with respect to the inclined hole toward the end and the protruding portion is A twisting portion is arranged at the end, and the positioning member protrudes toward the front end to form a rod system corresponding to the through hole, and a protruding shaft is extended from the front end of the rod body to be sleeved with the nut and the washer. The production mold of the pipeline cleaning head according to claim 6, wherein the protruding portion at the end of the positioning member is placed in the inclined hole by a pneumatic cylinder or a hydraulic cylinder or drop out. The production mold of the pipe cleaning head according to the first aspect of the invention, wherein the outer periphery of the first convex inlay is provided with an inner nest corresponding to the first lower concave portion and the second lower concave portion. a first ring inserting groove, and a second ring fitting groove corresponding to the first upper concave portion and the second upper concave portion is disposed inwardly of the outer peripheral edge of the second convex inlay. The production mold of the pipeline cleaning head according to the first aspect of the invention, wherein the injection hole of the production mold is used for injecting a mold into a mold to form a finished product of a pipeline cleaning head, and the surface of the pipeline cleaning head is laid out and a plurality of recessed holes corresponding to the nuts and the centers of the washers, and a plurality of screws respectively embedded in the plurality of mats and the outer side of the recessed holes and the outer plurality of screws are respectively inserted into the mats and the The nut is screwed and fixed.