CN204160734U - A kind of pipe mold being conducive to formation of tubes quality - Google Patents
A kind of pipe mold being conducive to formation of tubes quality Download PDFInfo
- Publication number
- CN204160734U CN204160734U CN201420541005.0U CN201420541005U CN204160734U CN 204160734 U CN204160734 U CN 204160734U CN 201420541005 U CN201420541005 U CN 201420541005U CN 204160734 U CN204160734 U CN 204160734U
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- China
- Prior art keywords
- bearing bracket
- conducive
- rear end
- end cap
- drive end
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of pipe mold being conducive to formation of tubes quality, comprise drive end bearing bracket and rear end cap, described drive end bearing bracket and rear end cap be axially provided with hole, mold core body is provided with in described hole, described mold core body and be provided with tube gap between drive end bearing bracket and rear end cap, described mold core body comprises shunting body and core rod, also be clamped with between described drive end bearing bracket and rear end cap and there is flexible flexible mount, described flexible mount comprises outer ring and inner ring, described outer ring is clamped between drive end bearing bracket and rear end cap, described inner ring is clamped between shunting body and core rod, the dowel of connection is also provided with between described inner ring and outer ring, the gap being communicated with flexible mount both sides tube gap is also provided with between inner ring and outer ring.The utility model structure is simple, be conducive to the volume and the quality that alleviate plastic tube mould, and forming quality of products is good.
Description
Technical field
The utility model relates to pipe fitting mfg. moulding die field, particularly relates to a kind of pipe mold being conducive to formation of tubes quality.
Background technology
Plastic pipe has that quality is light, intensity is high, corrosion-resistant, simple installation, construction costs are low and the advantage such as resistance to water-flow is little, has been widely used in municipal drainage, water system, building water supply and sewage and process stream transportation art.
In recent years along with China improves constantly the development with plastic extrusion machinery for the production of UPVC and the resin quality of other material tubing, China possesses the ability of competing with same kind of products at abroad completely.In prior art, UPVC tubing has the huge market demand, in prior art, the making of UPVC tubing realizes the Output pressure of molten resin by single screw extrusion machine, the resin of melting enters into plastic tube mould and realizes the shaping of tubing, and the theoretical research of UPVC tubing injection moulding and the product quality of determination to UPVC tubing of Design of Moulds play conclusive effect.
Utility model content
Play the problem of conclusive effect for the theoretical research of above-mentioned UPVC tubing injection moulding and the product quality of determination to UPVC tubing of Design of Moulds, the utility model provides a kind of pipe mold being conducive to formation of tubes quality.
For solving the problem, a kind of pipe mold being conducive to formation of tubes quality that the utility model provides solves problem by following technical essential: a kind of pipe mold being conducive to formation of tubes quality, comprise the drive end bearing bracket and rear end cap that are fixedly connected with in the form of removably connecting, described drive end bearing bracket and rear end cap be axially provided with hole, mold core body is provided with in described hole, described mold core body and the tube gap be provided with between drive end bearing bracket and rear end cap for tube forming, described mold core body comprises shunting body and core rod, described shunting body is fixed on the end of core rod near tube gap entrance one end, and shunting body and core rod are releasable connection, also be clamped with between described drive end bearing bracket and rear end cap and there is flexible flexible mount, described flexible mount comprises outer ring and inner ring, described outer ring is clamped between drive end bearing bracket and rear end cap, described inner ring is clamped between shunting body and core rod, the dowel of connection is also provided with between described inner ring and outer ring, the gap being communicated with flexible mount both sides tube gap is also provided with between inner ring and outer ring.
Concrete, in the utility model, the drive end bearing bracket arranged is used for being connected so that the utility model accepts the plastic liquid of molten condition with plastic extruder, after drive end bearing bracket is connected with rear end cap, plastic liquid is entered by the front end of tube gap, stop through shunting body forms the outer wall of plastic tube to surrounding dispersion flows, completes the injection-moulding step of plastic tube.In prior art, the many employings of shunting body are coniform, in the utility model, shunting body is the shape setting of semielliptical, make plastic liquid through the tube gap required time of shunting body surrounding short and on the cross section of tube gap each point flow velocity comparatively even, the degree that such plastic liquid occurs to decompose in the process of shunting is low and by the uniform flow of each point on tube gap cross section in the unit interval, like this under the prerequisite reducing shunting body volume and weight, be conducive to the quality of the plastic tube of follow-up formation; After drive end bearing bracket is fixedly connected with rear end cap, the outer ring of the flexible mount arranged is clamped in the relative position of outer ring between drive end bearing bracket and rear end cap and fixes, when such the utility model is under different operating mode, when the change of core temperature causes it to be out of shape, the distortion of dowel to the tension of inner ring and inner ring self is conducive to keeping the fixing of shunting body position, be conducive to the diverted mass flow of shunting body, be finally beneficial to the quality of the utility model product.
Further technical scheme is:
For ease of described core rod and shunting body connection be separated, be beneficial to operating efficiency of the present utility model, described core rod is also fixed with the connecting screw rod of axis axis collinear with it near one end of tube gap arrival end, described connecting screw rod and shunting body are threaded and realize shunting body and be fixedly connected with core rod.Further, resist for strengthening screw thread on connecting screw rod the ability that alternate load produces plastic deformation, reach the object extending connecting screw rod service life, described connecting screw rod is high temperature bolt, further, and the threaded rod of described high temperature bolt to be material be 35CrMo.
For the distribution of plastic liquid in even tube gap, described dowel is multiple, and each dowel is uniform in the form of a ring each other.
For the uniformity of further uniform plastic's fluid fluid flowing on tube gap cross section after dowel, the side of described dowel is streamlined arcwall face.
For ease of the connection of the utility model and front end extruder, described drive end bearing bracket is also provided with the adapter sleeve around the distribution of tube gap entrance, described adapter sleeve is be arranged on the internal thread hole on tube gap entrance inwall or the external screw thread ring-type outside tube gap entrance is protruded.Further, preferred described adapter sleeve is gas thread hole.
The utility model has following beneficial effect:
1, in prior art, the many employings of shunting body are coniform, in the utility model, shunting body is the shape setting of semielliptical, make plastic liquid through the tube gap required time of shunting body surrounding short and on the cross section of tube gap each point flow velocity comparatively even, the degree that such plastic liquid occurs to decompose in the process of shunting is low and by the uniform flow of each point on tube gap cross section in the unit interval, like this under the prerequisite reducing shunting body volume and weight, be conducive to the quality of the plastic tube of follow-up formation.
2, after drive end bearing bracket is fixedly connected with rear end cap, the outer ring of the flexible mount arranged is clamped in the relative position of outer ring between drive end bearing bracket and rear end cap and fixes, when such the utility model is under different operating mode, when the change of core temperature causes it to be out of shape, the distortion of dowel to the tension of inner ring and inner ring self is conducive to keeping the fixing of shunting body position, be conducive to the diverted mass flow of shunting body, be finally beneficial to the quality of the utility model product.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation being conducive to a pipe mold specific embodiment of formation of tubes quality described in the utility model.
Figure acceptance of the bid note is respectively: 1, drive end bearing bracket, and 2, adapter sleeve, 3, flexible mount, 31, dowel, 4, rear end cap, 5, core rod, 6, connecting screw rod, 7, tube gap, 8, shunting body.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but structure of the present utility model is not limited only to following examples:
Embodiment 1:
As shown in Figure 1, a kind of pipe mold being conducive to formation of tubes quality, comprise the drive end bearing bracket 1 and rear end cap 4 that are fixedly connected with in the form of removably connecting, described drive end bearing bracket 1 and rear end cap 4 be axially provided with hole, mold core body is provided with in described hole, described mold core body and the tube gap 7 be provided with between drive end bearing bracket 1 and rear end cap 4 for tube forming, described mold core body comprises shunting body 8 and core rod 5, described shunting body 8 is fixed on the end of core rod 5 near tube gap 7 entrance one end, and shunting body 8 and core rod 5 are releasable connection, also be clamped with between described drive end bearing bracket 1 and rear end cap 4 and there is flexible flexible mount 3, described flexible mount 3 comprises outer ring and inner ring, described outer ring is clamped between drive end bearing bracket 1 and rear end cap 4, described inner ring is clamped between shunting body 8 and core rod 5, the dowel 31 of connection is also provided with between described inner ring and outer ring, the gap being communicated with flexible mount 3 both sides tube gap 7 is also provided with between inner ring and outer ring.
In the present embodiment, the drive end bearing bracket 1 arranged is fixedly connected with by multiple connecting bolt uniform in the form of a ring each other with rear end cap 4, for even the utility model product quality and manufacture of the present utility model, the surface roughness of described tube gap 7 is Ra0.4, described shunting body 8, core rod 5 are stainless steel, and the material of described flexible mount 3 is Merlon.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as shown in Figure 1, for ease of described core rod 5 and shunting body 8 connection be separated, be beneficial to operating efficiency of the present utility model, described core rod 5 is also fixed with the connecting screw rod 6 of axis axis collinear with it near one end of tube gap 7 arrival end, described connecting screw rod 6 and shunting body 8 are threaded and realize shunting body 8 and be fixedly connected with core rod 5.Further, resist for strengthening screw thread on connecting screw rod 6 ability that alternate load produces plastic deformation, reach the object extending connecting screw rod 6 service life, described connecting screw rod 6 is high temperature bolt, in the present embodiment, the threaded rod of described high temperature bolt to be material be 35CrMo.
Embodiment 3:
The present embodiment is further qualified on the basis of embodiment 1, and as shown in Figure 1, be the distribution of plastic liquid in even tube gap 7, described dowel 31 is multiple, and each dowel 31 is uniform in the form of a ring each other.
For the uniformity of further uniform plastic's fluid fluid flowing on tube gap 7 cross section after dowel 31, the side of described dowel 31 is streamlined arcwall face.
Embodiment 4:
The present embodiment is further qualified on the basis of above embodiment, as shown in Figure 1, for ease of the connection of the utility model and front end extruder, described drive end bearing bracket 1 is also provided with the adapter sleeve 2 around the distribution of tube gap 7 entrance, described adapter sleeve 2 is for being arranged on the internal thread hole on tube gap 7 entrance inwall or the protrusion of the external screw thread ring-type outside tube gap 7 entrance.In the present embodiment, can effect for ease of the secret of manufacture of the present utility model and the utility model and headend equipment, preferred described adapter sleeve 2 is gas thread hole.
Above content is the further description done the utility model in conjunction with concrete preferred embodiment, can not assert that detailed description of the invention of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other embodiments drawn under the technical solution of the utility model, all should be included in protection domain of the present utility model.
Claims (5)
1. one kind is conducive to the pipe mold of formation of tubes quality, comprise the drive end bearing bracket (1) and rear end cap (4) that are fixedly connected with in the form of removably connecting, described drive end bearing bracket (1) and rear end cap (4) be axially provided with hole, mold core body is provided with in described hole, described mold core body and the tube gap (7) be provided with between drive end bearing bracket (1) and rear end cap (4) for tube forming, it is characterized in that, described mold core body comprises shunting body (8) and core rod (5), described shunting body (8) is fixed on the end of core rod (5) near tube gap (7) entrance one end, and shunting body (8) and core rod (5) are releasable connection, also be clamped with between described drive end bearing bracket (1) and rear end cap (4) and there is flexible flexible mount (3), described flexible mount (3) comprises outer ring and inner ring, described outer ring is clamped between drive end bearing bracket (1) and rear end cap (4), described inner ring is clamped between shunting body (8) and core rod (5), the dowel (31) of connection is also provided with between described inner ring and outer ring, the gap being communicated with flexible mount (3) both sides tube gap (7) is also provided with between inner ring and outer ring.
2. a kind of pipe mold being conducive to formation of tubes quality according to claim 1, it is characterized in that, described core rod (5) is also fixed with the connecting screw rod (6) of axis axis collinear with it near one end of tube gap (7) arrival end, described connecting screw rod (6) and shunting body (8) are threaded and realize shunting body (8) and be fixedly connected with core rod (5).
3. a kind of pipe mold being conducive to formation of tubes quality according to claim 1, is characterized in that, described dowel (31) is for multiple, and each dowel (31) is uniform in the form of a ring each other.
4. a kind of pipe mold being conducive to formation of tubes quality according to claim 1, is characterized in that, the side of described dowel (31) is streamlined arcwall face.
5. according to a kind of pipe mold being conducive to formation of tubes quality in Claims 1-4 described in any one, it is characterized in that, described drive end bearing bracket (1) is also provided with the adapter sleeve (2) around the distribution of tube gap (7) entrance, described adapter sleeve (2) is for being arranged on the internal thread hole on tube gap (7) entrance inwall or the protrusion of the external screw thread ring-type outside tube gap (7) entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420541005.0U CN204160734U (en) | 2014-09-21 | 2014-09-21 | A kind of pipe mold being conducive to formation of tubes quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420541005.0U CN204160734U (en) | 2014-09-21 | 2014-09-21 | A kind of pipe mold being conducive to formation of tubes quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204160734U true CN204160734U (en) | 2015-02-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420541005.0U Expired - Fee Related CN204160734U (en) | 2014-09-21 | 2014-09-21 | A kind of pipe mold being conducive to formation of tubes quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204160734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260319A (en) * | 2014-09-21 | 2015-01-07 | 成都众山科技有限公司 | Shaping mechanism beneficial to pipe shaping quality |
-
2014
- 2014-09-21 CN CN201420541005.0U patent/CN204160734U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260319A (en) * | 2014-09-21 | 2015-01-07 | 成都众山科技有限公司 | Shaping mechanism beneficial to pipe shaping quality |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150921 |
|
| EXPY | Termination of patent right or utility model |