CN212498759U - Machining die is used in production of municipal works drain pipe - Google Patents
Machining die is used in production of municipal works drain pipe Download PDFInfo
- Publication number
- CN212498759U CN212498759U CN202021128852.6U CN202021128852U CN212498759U CN 212498759 U CN212498759 U CN 212498759U CN 202021128852 U CN202021128852 U CN 202021128852U CN 212498759 U CN212498759 U CN 212498759U
- Authority
- CN
- China
- Prior art keywords
- core
- mold
- mounting seat
- sliding
- drainage pipes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a processing mould for producing drainage pipes in municipal engineering, which is used for producing connecting pipe fittings for splicing drainage pipes, the connecting pipe fittings comprise a pipe body and circular rings at the two ends of the pipe body, mounting holes for connecting the drainage pipes are distributed on the circular rings at equal intervals, this mould includes last mould portion and the lower mould portion that opens and shuts with last mould portion, it constitutes the die cavity with lower mould portion compound die state down to go up mould portion, the both sides of lower mould portion are equipped with left mount pad and right mount pad respectively, sliding assembly has the first core of wearing into the die cavity on the left side mount pad, sliding assembly has the second core of wearing into the die cavity and corresponding with first core on the right side mount pad, the both ends of die cavity under the compound die state are equipped with the ring chamber that is used for injection moulding to the ring, a left side mount pad, the left and right sides of right side mount pad and last mould portion all is equipped with the slidable and passes the slide bar of ring chamber in order to be used for moulding plastics formation mounting hole and drive slide bar gliding driving piece. The utility model provides a mould simple structure, the process of production connection pipe fitting is simple and convenient.
Description
Technical Field
The utility model relates to a field of moulding plastics specifically is mold processing is used in municipal works drain pipe production.
Background
Municipal administration drain pipe mainly used discharges rainwater, sewage under the town road, and in the installation of drain pipe, the connection between the drain pipe is very important process.
The existing drain pipes are connected in a direct splicing mode or a connecting mode through connecting pieces, wherein the mode of connecting pipe fittings has better sealing performance and the connection is more stable; however, the existing mold for producing the connecting pipe fitting has a complicated structure, so that the process of producing the connecting pipe fitting is complicated in the process of injection molding.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mold processing is used in municipal works drain pipe production to the current mould that is used for producing and connects the pipe fitting that proposes in solving above-mentioned background art's structure is more complicated, leads to at injection moulding's in-process, and the more complicated problem of technology of pipe fitting is connected in the production.
In order to achieve the above object, the utility model provides a following technical scheme: a processing mould for producing drainage pipes in municipal engineering is used for producing connecting pipe fittings for splicing the drainage pipes, the connecting pipe fitting comprises a pipe body and circular rings at two ends of the pipe body, mounting holes for connecting with a drain pipe are distributed on the circular rings at equal intervals, the die comprises an upper die part and a lower die part which is opened and closed with the upper die part, wherein the upper die part and the lower die part form a die cavity in a closed state, a left mounting seat and a right mounting seat are respectively arranged on two sides of the lower die part, a first mold core penetrating into the mold cavity is assembled on the left mounting seat in a sliding manner, a second mold core which penetrates into the mold cavity and corresponds to the first mold core is slidably assembled on the right mounting seat, two ends of the mold cavity in a mold closing state are provided with annular cavities for injection molding into a circular ring, the left side mount pad, the right side mount pad with the left and right sides of upper die portion all is equipped with the slide bar that slidable passed the ring chamber in order to be used for moulding plastics to form the mounting hole and drive the gliding driving piece of slide bar.
As a further aspect of the present invention: the end part of the first core facing the second core is provided with a lug in a cone frustum shape, and the end part of the second core facing the first core is provided with a notch for embedding the lug.
As a further aspect of the present invention: the outer wall of one end, far away from the convex block, of the first mold core is annularly convex, and the outer wall of one end, far away from the notch, of the second mold core is annularly convex.
As a further aspect of the present invention: the driving piece comprises a motor fixedly arranged on the left mounting seat or the right mounting seat or the left side and the right side of the upper die part, a lead screw connected to the motor, and a sliding bar in threaded connection with the lead screw, wherein the sliding bar is fixed at two ends of the sliding bar respectively.
As a further aspect of the present invention: the lower die part is provided with at least two guide rods, and the upper die part is opened and closed in the lower die part through the guide rods in a vertically moving mode.
As a further aspect of the present invention: the mold comprises a left mounting seat, a first mold core, a second mold core and a third mold core, wherein the left mounting seat is provided with a left chute, the first mold core is assembled in the left chute through a left sliding block in a sliding mode, the right mounting seat is provided with a right chute, and the second mold core is assembled in the right chute through a right sliding block in a sliding mode.
As a further aspect of the present invention: the left mounting seat and the right mounting seat are downward in a ladder shape towards one side of the lower die part, and the driving piece is arranged on the ladder below.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: the upper die part moves downwards to be matched with the lower die part, the first mold core and the second mold core are relatively slid and attached to each other, and the driving piece drives the sliding rod to slide and penetrate through the annular cavity; injecting injection molding materials in a molten state into the cavity, cooling the injection molding materials after injection molding is completed to form a connecting pipe fitting, driving the sliding rod to slide through the driving piece and move out of the annular cavity, drawing the first mold core and the second mold core out of the cavity in a sliding mode towards a relatively far direction, and finally moving the upper mold part upwards to take the connecting pipe fitting out of the cavity; the mould that this embodiment provided simple structure, the process simple and convenient of connecting the pipe fitting is connected in production.
1. The utility model discloses in, through setting up the lug on first core, set up the notch at the second core, at the in-process of production connection pipe fitting, first core and second core stretch into the die cavity and connect through lug embedding notch, after the completion of moulding plastics, can make the connection pipe fitting form cavity to through the cooperation of lug and notch, make the junction of first core and second core inseparabler, avoid producing unnecessary burr scheduling problem behind the injection moulding.
2. The utility model discloses in, it is protruding through the annular of the first core that sets up and second core, can be so that the both ends inner wall of connecting pipe fitting forms the drain pipe male connecting portion of being convenient for at injection moulding's in-process.
Drawings
FIG. 1 is a schematic structural view of the upper and lower mold portions of the present invention when they are assembled;
fig. 2 is a schematic structural view of a part a of fig. 1 in the present invention;
FIG. 3 is a schematic structural view of the upper mold part of the present invention during mold opening;
fig. 4 is a schematic structural view of a part B of fig. 3 according to the present invention;
FIG. 5 is a schematic sectional view of the upper and lower mold units of the present invention;
fig. 6 is a schematic view of the connection structure of the middle drain pipe and the connection pipe of the present invention.
In the figure: 1. connecting pipe fittings; 11. a pipe body; 12. a circular ring; 121. mounting holes; 2. a mold feeding part; 3. a lower mold part; 31. a left mounting base; 311. a first core; 3111. a bump; 312. a left chute; 313. a left slider; 32. a right mounting base; 321. a second core; 3211. a recess; 322. a right chute; 323. a right slider; 4. a cavity; 41. an annular cavity; 5. a slide bar; 6. a drive member; 61. a motor; 62. a screw rod; 63. a slide bar; 7. a guide bar; 8. and a water discharge pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the present invention, a processing mold for municipal drainage pipe production is used for splicing a drainage pipe 8, the connecting pipe 1 includes a pipe body 11 and rings 12 at two ends of the pipe body 11, mounting holes 121 for connecting the drainage pipe 8 are equidistantly distributed on the rings 12, the mold includes an upper mold part 2 and a lower mold part 3 opened and closed with the upper mold part 2, the upper mold part 2 and the lower mold part 3 form a mold cavity 4 in a mold closing state, two sides of the lower mold part 3 are respectively provided with a left mounting seat 31 and a right mounting seat 32, the left mounting seat 31 is slidably provided with a first mold core 311 penetrating into the mold cavity 4, the right mounting seat 32 is slidably provided with a second mold core 321 penetrating into the mold cavity 4 and corresponding to the first mold core 311, two ends of the mold cavity 4 in the mold closing state are provided with a ring cavity 41 for injection molding of the rings 12, the left and right sides of the left mounting seat 31, the right mounting seat 32 and the upper die part 2 are respectively provided with a slide rod 5 which can slide through the annular cavity 41 for forming the mounting hole 121 by injection molding and a driving piece 6 for driving the slide rod 5 to slide.
In this embodiment, the upper mold part 2 is moved downwards to be matched with the lower mold part 3, the first mold core 311 and the second mold core 321 are relatively slid and attached to each other, and the driving part 6 drives the sliding rod 5 to slide and pass through the annular cavity 41; at the moment, injecting injection molding materials in a molten state into the cavity 4, cooling after injection to form the connecting pipe fitting 1, then driving the slide rod 5 to slide through the driving piece 6 and move out of the annular cavity 41, sliding and drawing out the first core 311 and the second core 321 from the cavity 4 towards a relatively far direction, and finally moving the upper die part 2 upwards to take out the connecting pipe fitting 1 from the cavity 4; the mould that this embodiment provided simple structure, the process simple and convenient of connecting pipe fitting 1 is connected in production.
Referring to fig. 5, in an embodiment, the end of the first core 311 facing the second core 321 is provided with a boss 3111 in a truncated cone shape, and the end of the second core 321 facing the first core 311 is provided with a notch 3211 for the boss 3111 to be inserted into.
In this embodiment, by providing the protrusion 3111 on the first core 311 and providing the notch 3211 on the second core 321, during the process of producing the connecting pipe fitting 1, the first core 311 and the second core 321 extend into the cavity 4 and are embedded into the notch 3211 through the protrusion 3111 for connection, after the injection molding is completed, the connecting pipe fitting 1 can be hollowed, and the connection between the first core 311 and the second core 321 is tighter through the cooperation between the protrusion 3111 and the notch 3211, thereby avoiding the problems of excessive burrs and the like after the injection molding.
In one embodiment, the first core 311 has an outer wall that is annularly convex at an end thereof remote from the protrusion 3111, and the second core 321 has an outer wall that is annularly convex at an end thereof remote from the recess 3211.
With reference to fig. 6, in this embodiment, the annular protrusions of the first core 311 and the second core 321 are arranged, so that the inner walls of the two ends of the connecting pipe 1 form a connecting portion for inserting the drain pipe 8 conveniently in the injection molding process, and the outer wall of the connecting end of the drain pipe 8 can be provided with an annular gap for connecting with the connecting portion of the connecting pipe 1, and can abut against each other after connection, so as to enhance the sealing performance of the connecting portion.
In one embodiment, the driving member 6 includes a motor 61 fixedly disposed on left and right sides of the left mounting seat 31 or the right mounting seat 32 or the upper mold portion 2, a lead screw 62 connected to the motor 61, and a slide bar 63 threadedly connected to the lead screw 62, and the slide bars 5 are respectively fixed at two ends of the slide bar 63.
In this embodiment, the motor 61 drives the screw rod 62 to rotate, the screw rod 62 rotates to drive the slide bar 63 to move on the screw rod 62, and further drives the slide bar 5 to penetrate into or be drawn out of the annular cavity 41, it should be noted that the slide bar 5 is also used for limiting the rotation of the slide bar 63, so that the slide bar 63 keeps stable sliding on the screw rod 62, and therefore the slide bar 5 cannot be completely drawn out from the lower mold part 3 or the upper mold part 2 in the moving process.
In one embodiment, the lower mold part 3 is provided with at least two guide rods 7, and the upper mold part 2 is opened and closed on the lower mold part 3 by moving up and down through the guide rods 7.
In this embodiment, through setting up guide arm 7 for improve the stability of upper die part 2 in the in-process that reciprocates, also have the positioning action simultaneously, make upper die part 2 lie in when lower die part 3 compound die, keep the exactness of compound die position.
In an embodiment, the left mounting seat 31 is provided with a left slide groove 312, the first mold core 311 is slidably assembled in the left slide groove 312 through a left slide block 313, the right mounting seat 32 is provided with a right slide groove 322, and the second mold core 321 is slidably assembled in the right slide groove 322 through a right slide block 323.
In this embodiment, one end of the first core 311, which is far away from the protrusion 3111, is fixed to the left slider 313, the left slider 313 slides in the left sliding slot 312 to drive the first core 311 to penetrate into the cavity 4 or be extracted from the cavity 4, one end of the second core 321, which is far away from the notch 3211, is fixed to the right slider 323, and the right slider 323 slides in the right sliding slot 322 to drive the second core 321 to penetrate into the cavity 4 or be extracted from the cavity 4.
In one embodiment, the left and right mounting seats 31 and 32 are stepped downward toward one side of the lower mold portion 3, and the driving member 6 is disposed on the lower step.
In this embodiment, in order to avoid too tight connection between the driving member 6 and the first core 311 and the second core 321, the left mounting seat 31 and the right mounting seat 32 are arranged to be stepped downward toward one side of the lower mold portion 3, and then the driving member 6 is arranged on the step below, so that the distance between the driving member 6 and the first core 311 and the second core 321 can be maintained.
The utility model discloses a theory of operation is: first, the upper mold part 2 is moved downwards to be clamped with the lower mold part 3, the first core 311 and the second core 321 are slid relatively and tightly connected through the projection 3111 and the notch 3211, and the driving member 6 drives the sliding rod 5 to slide through the annular cavity 41.
Then, the injection material in a molten state is injected into the cavity 4, and after the injection, the connecting pipe 1 is formed by cooling.
Finally, the slide rod 5 is driven by the driving piece 6 to slide and move out of the ring cavity 41, so that the mounting hole 121 is formed on the circular ring 12; the first core 311 and the second core 321 are drawn out from the cavity 4 towards the direction away from each other in a sliding manner, so that the connecting pipe fitting 1 is hollow, and the inner walls of the two ends of the connecting pipe fitting 1 form connecting parts for inserting the drain pipe 8 conveniently through the annular bulges of the first core 311 and the second core 321; the connecting pipe fitting 1 can be taken out from the cavity 4 by moving the upper die part 2 upwards; the mould that this embodiment provided simple structure, the process simple and convenient of connecting pipe fitting 1 is connected in production.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. Machining die is used in municipal works drain pipe production for production drain pipe (8) concatenation connection pipe fitting (1) of usefulness, connection pipe fitting (1) is including ring (12) at body (11) and body (11) both ends, circumference equidistance distributes and has mounting hole (121) that are used for being connected with drain pipe (8) on ring (12), its characterized in that: the mould comprises an upper mould part (2) and a lower mould part (3) which is opened and closed with the upper mould part (2), the upper die part (2) and the lower die part (3) form a cavity (4) in a die-closing state, a left mounting seat (31) and a right mounting seat (32) are respectively arranged at two sides of the lower die part (3), a first mold core (311) penetrating into the mold cavity (4) is assembled on the left mounting seat (31) in a sliding way, a second mold core (321) which penetrates into the mold cavity (4) and corresponds to the first mold core (311) is slidably assembled on the right mounting seat (32), two ends of the mold cavity (4) in a mold closing state are provided with ring cavities (41) for injection molding into a circular ring (12), the left mounting seat (31), the right mounting seat (32) and the left side and the right side of the upper die part (2) are respectively provided with a sliding rod (5) which can slidably penetrate through a ring cavity (41) and is used for forming a mounting hole (121) through injection molding and a driving piece (6) for driving the sliding rod (5) to slide.
2. The processing mold for producing municipal engineering drainage pipes according to claim 1, wherein: the end of the first core (311) facing the second core (321) is provided with a boss (3111) in the shape of a truncated cone, and the end of the second core (321) facing the first core (311) is provided with a notch (3211) for the boss (3111) to be inserted into.
3. The processing mold for producing municipal engineering drainage pipes according to claim 2, wherein: the outer wall of one end of the first core (311) far away from the convex block (3111) is annularly raised, and the outer wall of one end of the second core (321) far away from the notch (3211) is annularly raised.
4. The processing mold for producing municipal engineering drainage pipes according to claim 1, wherein: the driving piece (6) comprises a motor (61) fixedly arranged on the left mounting seat (31) or the right mounting seat (32) or the left side and the right side of the upper die part (2), a screw rod (62) connected to the motor (61), and a sliding bar (63) in threaded connection with the screw rod (62), wherein the sliding bars (5) are respectively fixed at two ends of the sliding bar (63).
5. The processing mold for producing municipal engineering drainage pipes according to claim 1, wherein: the lower die part (3) is provided with at least two guide rods (7), and the upper die part (2) is opened and closed in the lower die part (3) through the guide rods (7) in a vertically moving mode.
6. The processing mold for producing municipal engineering drainage pipes according to claim 1, wherein: the mold is characterized in that a left sliding groove (312) is formed in the left mounting seat (31), the first mold core (311) is assembled in the left sliding groove (312) in a sliding mode through a left sliding block (313) which is arranged, a right sliding groove (322) is formed in the right mounting seat (32), and the second mold core (321) is assembled in the right sliding groove (322) in a sliding mode through a right sliding block (323) which is arranged.
7. The processing mold for producing municipal engineering drainage pipes according to claim 1, wherein: the left mounting seat (31) and the right mounting seat (32) are downward in a step shape towards one side of the lower die part (3), and the driving piece (6) is arranged on the step below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021128852.6U CN212498759U (en) | 2020-06-17 | 2020-06-17 | Machining die is used in production of municipal works drain pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021128852.6U CN212498759U (en) | 2020-06-17 | 2020-06-17 | Machining die is used in production of municipal works drain pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212498759U true CN212498759U (en) | 2021-02-09 |
Family
ID=74389008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021128852.6U Active CN212498759U (en) | 2020-06-17 | 2020-06-17 | Machining die is used in production of municipal works drain pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212498759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117325395A (en) * | 2023-10-11 | 2024-01-02 | 江苏兴洋管业股份有限公司 | Tee pipe fitting forming die and processing method |
-
2020
- 2020-06-17 CN CN202021128852.6U patent/CN212498759U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117325395A (en) * | 2023-10-11 | 2024-01-02 | 江苏兴洋管业股份有限公司 | Tee pipe fitting forming die and processing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105964774B (en) | A kind of metal threeway part diel | |
| CN212498759U (en) | Machining die is used in production of municipal works drain pipe | |
| CN104309065B (en) | Method for producing plastic steel closed zipper through fixed edge injection-molding tooth-arrangement die | |
| CN111168932A (en) | Injection mold with self-shearing sprue for producing PVC (polyvinyl chloride) pipes | |
| CN204749122U (en) | Mould of car cooling system electron fan | |
| CN209903789U (en) | Double-color interior button mold | |
| CN210880656U (en) | One-step forming die for multiple water filtering pipes | |
| CN208359351U (en) | A kind of pouring gate structure of injection mold | |
| CN1103271C (en) | Method for producing plastic pipe with R-shaped sealing slot | |
| CN207758049U (en) | A kind of injection mold structure of multi-chamber | |
| CN201604269U (en) | Injection mold for annular plastic part | |
| CN112339234A (en) | Injection mold cooling system convenient for demolding | |
| CN216506443U (en) | Forming die of filter cover | |
| CN210791899U (en) | Flow guide structure of valve needle in mold | |
| CN215203414U (en) | In-mold forming mold | |
| CN206765238U (en) | The firm pressure pipe mold of locked mode | |
| CN211843017U (en) | Two-plate mold front mold slide core pulling structure | |
| CN201907177U (en) | Helmet forming die | |
| CN217047305U (en) | Pressure sensor PCB support plastic mold | |
| CN220638772U (en) | Three-way pipe injection mold | |
| CN217704522U (en) | PEEK flabellum injection mold | |
| CN220946471U (en) | Waterway plate hot plate die | |
| CN211389923U (en) | Injection molding mold for main body buckle | |
| CN219634410U (en) | Novel inclined core-pulling die structure | |
| CN212422051U (en) | Pipe fitting injection mold of sprue is cut to mechanical type |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |