CN201167003Y - Three-layer co-extrusion rubber cable production line model head - Google Patents
Three-layer co-extrusion rubber cable production line model head Download PDFInfo
- Publication number
- CN201167003Y CN201167003Y CNU2008200319549U CN200820031954U CN201167003Y CN 201167003 Y CN201167003 Y CN 201167003Y CN U2008200319549 U CNU2008200319549 U CN U2008200319549U CN 200820031954 U CN200820031954 U CN 200820031954U CN 201167003 Y CN201167003 Y CN 201167003Y
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- fluid
- screen
- divides
- die head
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Abstract
The utility model relates to a die head for the production line of three layers of co-extrusion rubber cables, and belongs to a cable production apparatus. The die head is characterized in that the die head is mainly composed of three layers of diverting bodies; and corresponding cladding layers are respectively extruded by the three layers of diverting bodies. The die head solves the difficult problem that a plurality of layers of the prior cables only can be extruded and formed by two or more than two die heads. The die head has the advantages that the structure is simple, the production line can be simplified greatly, the investment cost of the production line is reduced, and the finished product quality of the cable is improved.
Description
Technical field
The utility model relates to a kind of electrical cable-making apparatus, the coating die head of one of key equipment in especially a kind of cable production line, specifically a kind of three-layer co-extruded rubber cable production line die head.
Background technology
As everyone knows, the sheath overmold is the key equipment of whole production line in cable production line, and according to the difference of cable specification, cable has individual layer, bilayer and three-decker cable.Wherein three of three layers of rubber cable layers are respectively conductor shield, insulating barrier and insulation screen.For a long time owing to be subjected to the influence of die head, the cable of three layers of jacket structure need divide secondary to be shaped, need design different moulds respectively coats, so, increased the equipment input on the one hand, first coating layer has been exposed in the air carries out chemical reaction, influence back end product quality with airborne oxygen, therefore designing the three-layer co-extruded die head of a kind of energy is to solve this type of cable production cost, the key of improving the quality of products.
Summary of the invention
The purpose of this utility model is need use two die heads to divide the secondary coating just can finish existing equipment at existing three layers of coating cable to have high input, influence the problem of product quality, design die head of a kind of need and can finish the three-layer co-extruded rubber cable production line die head of all extruding operation.
The technical solution of the utility model is:
A kind of three-layer co-extruded rubber cable production line die head, comprise wire-passing tube 1, it is characterized in that shielding tuningout axle 6 and core rod 19 in fixed cover is equipped with on described wire-passing tube 1, die sleeve 20, cover half 21 and mouthful mould 18 in being set with successively on the conehead core rod 19, on interior screen tuningout axle 6, tuningout screw 5 is installed, interior screen divides fluid 31 to be sleeved on the interior screen tuningout axle 6, and interior screen divides an end of fluid 31 and the boss on the interior screen tuningout axle 6 to offset, and the bead head 32 on the other end and the interior screen tuningout axle 6 offsets; Insulation divides fluid 7 to be sleeved on interior screen and divides on the fluid 31, and one end and interior screen divide the convex shoulder of fluid 31 to offset, and the other end and interior die sleeve 20 offset; Outer screen divides fluid 8 to be sleeved on insulation and divides on the fluid 7, the one end divides the convex shoulder on the fluid 7 to offset with insulation, and the other end and cover half 21 offset, and 9 of die head bodies are sleeved on outer screen and divide on the fluid 8, the one end divides the convex shoulder of fluid 8 to offset with outer screen, and the other end offsets with a mouthful mould 18; Screen body runner 33 in interior screen divides fluid 31 and insulation to divide to be provided with between the fluid 7, screen divides the insulation of fluid 8 to divide to be formed with insulator runner 34 between the fluid 7, to shield body runner 35 outside being formed with between die head body 9 and outer screen branch fluid 8 outside; Divide on the fluid 7 in insulation to be provided with the sprue 28 that communicates with interior screen body runner 33, screen divides fluid 8 and die head body 9 to be provided with the sprue 27 that communicates with insulator runner 34 outside, on die head body 7, be provided with outside shield the sprue 26 that body runner 35 communicates; Outer screen tuningout ring 10 is installed between the discharge end of screen branch fluid 8, die head body 9 and mouthful mould 18 outside, and a mouthful mould 18 is installed in mouthful die holder 12.
Screen divides fluid 31 in described, insulating to divide on fluid 7, mouthful die holder 12, the interior screen tuningout axle 6 is equipped with oily heating collar, and they all link to each other with oil heating unit by corresponding stainless steel flexible hose.
Described insulation divides the outer surface shunting groove 701 of fluid 7, and interior screen divides the outer surface of fluid 31 to be provided with shunting groove 310, and outer screen divides the outer surface of fluid 8 to be provided with the shunting groove 801 of the gradual change degree of depth.
The beneficial effects of the utility model:
The utility model has been simplified the cable extruding production line greatly, helps reducing the equipment investment of production line, reduces production costs, and is exposed to the airborne time owing to reduced rubber adhesive simultaneously, helps improving coating quality, promotes the product quality of cable.
The utility model has adopted the dual channel design to improve extrusion efficiency greatly, has adopted the oil heat measure of heating of four roads to guarantee the extrusion performance of rubber simultaneously.
Each layer branch fluid of the present utility model all adopts corresponding deviation correcting device to regulate, and has guaranteed to extrude the axiality of coating layer.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation that interior screen of the present utility model divides fluid.
Fig. 3 is the deployed configuration schematic diagram that interior screen of the present utility model divides the cast runner on the fluid.
Fig. 4 insulation of the present utility model divides the structural representation of fluid.
Fig. 5 is the plane outspread drawing that insulation of the present utility model divides the cast runner on the fluid.
Fig. 6 is the structural representation that outer screen of the present utility model divides fluid.
Fig. 7 is the plane outspread drawing that outer screen of the present utility model divides the cast runner on the fluid.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Shown in Fig. 1～7.
Among the figure: 1 is wire-passing tube, and 2 is spring housing, and 3 is disk spring, 4 is transition nuts, and 5 is the tuningout screw, and 6 is interior screen tuningout axle, 7 for insulation divides fluid, and 8 is that outer screen divides fluid, and 9 is the die head body, 10 is outer screen tuningout ring, and 11 is retainer ring, and 12 is a mouthful die holder, 13 is gland, and 14 is pad, and 15 is transition joint, 16 is flange, and 17 is a mouthful mould hold-down nut, and 18 is a mouthful mould, 19 is core rod, and 20 is interior die sleeve, and 21 is cover half, 22,23,24 for adjusting plate, and 25 is carrier base, and 26,27,28 is sprue, 29 has been boatswain chair, and 30 is catch, and 31 divide fluid for interior screen, 32 is bulb, and 33 is interior screen body runner, and 34 is the insulator runner, 35 outer screen body runners, 701 for insulation divides shunting groove on the outer surface of fluid 7, and 310 be shunting groove on the outer surface of outer screen branch fluid 8 for interior screen divides shunting groove 310,801 on the outer surface of fluid 31.
A kind of three-layer co-extruded rubber cable production line die head, comprise wire-passing tube 1, screen tuningout axle 6 and core rod 19 in fixed cover is equipped with on described wire-passing tube 1, die sleeve 20, cover half 21 and mouthful mould 18 in being set with successively on the conehead core rod 19, on interior screen tuningout axle 6, tuningout screw 5 is installed, interior screen divides fluid 31 to be sleeved on the interior screen tuningout axle 6, and interior screen divides an end of fluid 31 and the boss on the interior screen tuningout axle 6 to offset, and the bead head 32 on the other end and the interior screen tuningout axle 6 offsets; Insulation divides fluid 7 to be sleeved on interior screen and divides on the fluid 31, and one end and interior screen divide the convex shoulder of fluid 31 to offset, and the other end and interior die sleeve 20 offset; Outer screen divides fluid 8 to be sleeved on insulation and divides on the fluid 7, the one end divides the convex shoulder on the fluid 7 to offset with insulation, and the other end and cover half 21 offset, and 9 of die head bodies are sleeved on outer screen and divide on the fluid 8, the one end divides the convex shoulder of fluid 8 to offset with outer screen, and the other end offsets with a mouthful mould 18; Screen body runner 33 in interior screen divides fluid 31 and insulation to divide to be provided with between the fluid 7, screen divides the insulation of fluid 8 to divide to be formed with insulator runner 34 between the fluid 7, to shield body runner 35 outside being formed with between die head body 9 and outer screen branch fluid 8 outside; Divide on the fluid 7 in insulation to be provided with the sprue 28 that communicates with interior screen body runner 33, screen divides fluid 8 and die head body 9 to be provided with the sprue 27 that communicates with insulator runner 34 outside, on die head body 7, be provided with outside shield the sprue 26 that body runner 35 communicates; Outer screen tuningout ring 10 is installed between the discharge end of screen branch fluid 8, die head body 9 and mouthful mould 18 outside, and a mouthful mould 18 is installed in mouthful die holder 12.As shown in Figure 1.
Screen divides fluid 31 in described, insulating to divide on fluid 7, mouthful die holder 12, the interior screen tuningout axle 6 is equipped with oily heating collar, and they all link to each other with oil heating unit by corresponding stainless steel flexible hose.
The spirality that described insulation divides the outer surface of fluid 7 to be provided with end footpath gradual change is shunted groove 701 (as Fig. 2,3), the spirality that interior screen divides the outer surface of fluid 31 to be provided with end footpath gradual change is shunted groove 310 (as Fig. 4,5), the spirality shunting groove 801 (as Fig. 6,7) that outer screen divides the outer surface of fluid 8 to be provided with end footpath gradual change.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art to be realized.
Claims (3)
1, a kind of three-layer co-extruded rubber cable production line die head, comprise wire-passing tube (1), it is characterized in that screen tuningout axle (6) and core rod (19) in the last fixed cover of described wire-passing tube (1) is equipped with, be set with interior die sleeve (20), cover half (21) and mouthful mould (18) on the conehead core rod (19) successively, tuningout screw (5) is installed on interior screen tuningout axle (6), interior screen divides fluid (31) to be sleeved on the interior screen tuningout axle (6), interior screen divides an end of fluid (31) and the boss on the interior screen tuningout axle (6) to offset, and the little bulb (32) on the other end and the interior screen tuningout axle (6) offsets; Insulation divides fluid (7) to be sleeved on interior screen and divides on the fluid (31), and one end and interior screen divide the convex shoulder of fluid (31) to offset, and the other end and interior die sleeve (20) offset; Outer screen divides fluid (8) to be sleeved on insulation and divides on the fluid (7), the one end divides the convex shoulder on the fluid (7) to offset with insulation, the other end and cover half (21) offset, die head body (9) then is sleeved on outer screen and divides on the fluid (8), the one end divides the convex shoulder of fluid (8) to offset with outer screen, and the other end offsets with a mouthful mould (18); In dividing fluid (31) and insulation to divide to be provided with between the fluid (7), interior screen shields body runner (33), screen divides the insulation of fluid (8) to divide to be formed with insulator runner (34) between the fluid (7), to shield body runner (35) outside being formed with between die head body (9) and outer screen branch fluid (8) outside; On insulation branch fluid (7), be provided with the sprue (28) that communicates with interior screen body runner (33), screen divides fluid (8) and die head body (9) to be provided with the sprue (27) that communicates with insulator runner (34) outside, on die head body (7), be provided with outside shield the sprue (26) that body runner (35) communicates; Outer screen tuningout ring (10) is installed between the discharge end of screen branch fluid (8), die head body (9) and mouthful mould (18) outside, and a mouthful mould (18) is installed in mouthful die holder (12).
2, three-layer co-extruded rubber cable production line die head according to claim 1, it is characterized in that described interior screen divides fluid (31), insulation to divide on fluid (7), mouth die holder (12), the interior screen tuningout axle (6) and is equipped with oily heating collar, they all link to each other with oil heating unit by corresponding stainless steel flexible hose.
3, three-layer co-extruded rubber cable production line die head according to claim 1, it is characterized in that the shunting groove (701) that described insulation divides the outer surface of fluid (7) to be provided with the gradual change degree of depth, the shunting groove (310) that interior screen divides the outer surface of fluid (31) to be provided with the gradual change degree of depth, the outer surface of outer screen branch fluid (8) is provided with the shunting groove (801) of the gradual change degree of depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200319549U CN201167003Y (en) | 2008-03-05 | 2008-03-05 | Three-layer co-extrusion rubber cable production line model head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200319549U CN201167003Y (en) | 2008-03-05 | 2008-03-05 | Three-layer co-extrusion rubber cable production line model head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201167003Y true CN201167003Y (en) | 2008-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200319549U Expired - Fee Related CN201167003Y (en) | 2008-03-05 | 2008-03-05 | Three-layer co-extrusion rubber cable production line model head |
Country Status (1)
| Country | Link |
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| CN (1) | CN201167003Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129054A (en) * | 2014-07-31 | 2014-11-05 | 安庆钰龙橡塑机械制造有限公司 | Three-layer co-extrusion machine head |
| CN114454458A (en) * | 2022-02-14 | 2022-05-10 | 江西华缆科技有限公司 | Three-layer co-extrusion machine head for low-smoke halogen-free cable |
| CN115440445A (en) * | 2022-09-27 | 2022-12-06 | 广州岭南电缆股份有限公司 | Anti-sinking extrusion molding process for medium-voltage crosslinked cable |
-
2008
- 2008-03-05 CN CNU2008200319549U patent/CN201167003Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129054A (en) * | 2014-07-31 | 2014-11-05 | 安庆钰龙橡塑机械制造有限公司 | Three-layer co-extrusion machine head |
| CN114454458A (en) * | 2022-02-14 | 2022-05-10 | 江西华缆科技有限公司 | Three-layer co-extrusion machine head for low-smoke halogen-free cable |
| CN115440445A (en) * | 2022-09-27 | 2022-12-06 | 广州岭南电缆股份有限公司 | Anti-sinking extrusion molding process for medium-voltage crosslinked cable |
| CN115440445B (en) * | 2022-09-27 | 2023-04-28 | 广州岭南电缆股份有限公司 | Anti-sinking extrusion molding process for medium-voltage crosslinked cable |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081217 Termination date: 20170305 |