CN211807728U - One-machine double-outlet cable sheath extruding machine head and mechanism - Google Patents
One-machine double-outlet cable sheath extruding machine head and mechanism Download PDFInfo
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- CN211807728U CN211807728U CN201922094522.3U CN201922094522U CN211807728U CN 211807728 U CN211807728 U CN 211807728U CN 201922094522 U CN201922094522 U CN 201922094522U CN 211807728 U CN211807728 U CN 211807728U
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Abstract
The utility model relates to a one-machine double-outlet cable sheath extrusion machine head, which belongs to the field of dies and comprises a machine head body, wherein an opening is arranged on the machine head body, and a plurality of mounting holes are arranged in the middle of the machine head body; a die is arranged in the mounting hole, a channel for communicating the opening with the mounting hole is also arranged in the machine head body, and a connecting hole for communicating the channel with the second cavity is arranged in the mounting pipe corresponding to the channel; a heating device for heating the machine head body is also arranged below the machine head body. The utility model discloses can set up even mould on the mechanism body, and each mould communicates through seting up at this internal passageway of aircraft nose each other, consequently the utility model discloses can extrude two cables simultaneously in order to improve production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the mould and specifically relates to a aircraft nose and mechanism are extruded to a quick-witted two cable sheaths that go out.
Background
Conventional extrusion heads currently extrude only one strand, for example, patent document No. CN206953516U, which extrudes only one strand at a time. With the increase of labor, site and material costs year by year, the profits of cable manufacturers for optical cables, optical fibers, electric wires, communication electronic cables, textile wires and the like also decrease year by year. Therefore, the cable sheath extruder head capable of effectively reducing the production cost, saving the energy consumption and improving the production efficiency on the premise of ensuring the product quality is urgently needed in the field.
SUMMERY OF THE UTILITY MODEL
On the basis, on one hand, a one-machine double-outlet cable sheath extrusion machine head is needed to be provided, and the machine head comprises a machine head body, wherein an opening is formed in the upper part of the machine head body, and two mounting holes penetrating through the machine head body are formed in the middle of the machine head body; a die is arranged in the mounting hole, the die comprises a mounting pipe inserted in the mounting hole, the outer side wall of the mounting pipe is in sealing fit with the inner side wall of the mounting hole, and an inner die and an outer die are arranged in the mounting pipe; the inner die is arranged on the right side of the installation pipe, and the right end of the inner die is in sealing fit with the inner side wall of the installation pipe; the outer die is arranged on the left side of the installation pipe, and the left end of the outer die is in sealing fit with the inner side wall of the installation pipe; the left end of the outer die is provided with an extrusion port, the right side of the outer die is provided with a containing groove, the extrusion port and the containing groove are communicated with each other, the left end of the inner die extends into the containing groove, and a gap is formed between the left end of the inner die and the side wall of the containing groove to form a first containing cavity; a gap is formed between the middle part of the inner die and the inner side wall of the mounting pipe to form a second cavity, and the second cavity is communicated with the first cavity; a through hole transversely penetrating through the inner die is formed in the inner die and is communicated with the first containing cavity; a channel communicated with the opening and the mounting hole is further formed in the handpiece body, and the mounting pipe is provided with a connecting hole corresponding to the channel and used for communicating the channel with the second cavity; and a heating device for heating the handpiece body is also arranged below the handpiece body.
The heating device is a cast aluminum heating ring which is fixedly arranged at the bottom of the machine head body, the bottom of the machine head body is provided with a mounting groove corresponding to the cast aluminum heating ring, and the cast aluminum heating ring is mounted in the mounting groove and used for increasing the heat exchange efficiency of the cast aluminum heating ring and the machine head body; the right-hand member of centre form and the left end of external mold all through the mode of tight fit with the sealed cooperation of installation pipe, and the left end of installation pipe still is provided with the gland, and the depression bar offsets with the external mold for compress tightly the external mold in the installation pipe, the gland corresponds and extrudes the mouth and is provided with the through-hole.
When the utility model works, the cable is inserted into the die from the via hole of the inner die and then extends out from the extrusion port of the outer die, wherein the diameter of the outlet at the left end of the via hole is the same as that of the cable; then, the heating device is turned on to heat the machine head body, and the cable is continuously pulled in the direction from the through hole to the extrusion opening in the die, wherein the extrusion opening is cylindrical, and the diameter of the extrusion opening is larger than that of the cable; the glue is then added to the channel through an opening, wherein the opening is intended to be connected to a glue feeding device, such as a feed pipe; because the aircraft nose body is in the state of heating, consequently the sizing material in the passageway can melt, and the sizing material that melts can enter into the second along the passageway and hold the chamber, then along with the continuation of sizing material adds, the sizing material that melts can continue to be crowded into first appearance chamber to finally be crowded in extruding the mouth cladding on the cable and along with the cable is pulled out the extrusion mouth, the sizing material cladding on the cable surface can cool off after leaving the extrusion mouth and form the sheath cladding on the cable surface.
The utility model discloses can set up two moulds on the mechanism body, and each mould communicates through seting up at this internal passageway of aircraft nose each other, consequently the utility model discloses can extrude two cables simultaneously in order to improve production efficiency.
Furthermore, the mounting hole is round platform form, and the diameter of the left end of mounting hole is greater than the diameter of the right-hand member of mounting hole.
The mounting hole is the round platform form, then correspondingly the installation pipe also is the round platform form, only need can make installation pipe and mounting hole tight fit and make the lateral wall of installation pipe and the sealed cooperation of the lateral wall of mounting hole in inserting the mounting hole with the installation pipe during installation pipe, wherein, because mounting hole and installation pipe all are the round platform form, consequently insert the back that targets in place after the mounting hole with the installation pipe, the relative position of installation pipe and mounting hole is fixed, consequently can play the positioning action to the installation pipe by the mounting hole, the installation of the installation pipe of being convenient for.
Furthermore, the right end of the installation pipe extends out of the installation hole, and a first external thread used for installing a fastening nut is arranged on the outer surface of the right end part of the installation pipe extending out of the installation hole.
The first external screw thread at installation pipe both ends is used for installing fastening nut to further fix the installation pipe on the aircraft nose body, in order to increase the utility model discloses a structural strength.
Furthermore, a guide pipe is installed at the right end of the installation pipe, the guide pipe is communicated with the installation pipe, and the center line of the guide pipe and the center line of the via hole are located on the same horizontal straight line.
The guide pipe is used for inserting the cable and guiding the cable into the through hole, wherein the inner diameter of the guide pipe is the same as the diameter of the cable, so that the guide pipe has certain resistance to the cable, the part of the cable, which is positioned in the die, can be ensured to be in a straight state when the cable is pulled, and the quality of the cable sheath can be effectively improved.
Furthermore, the inside wall of the right-hand member of installation pipe is provided with first internal thread, the surface of pipe corresponds first internal thread is provided with first external screw thread.
The pipe is connected with the installation pipe through the first internal thread of its right-hand member to reach the purpose that makes pipe and installation pipe communicate each other.
Furthermore, the guide pipe is sleeved with a baffle ring, and the baffle ring is abutted to a fastening nut installed on the installation pipe.
After the pipe was screwed on the installation pipe, the fender ring on the pipe can compress tightly on the fastening nut on the installation pipe, and then prevents that this fastening nut is not hard up, because the diameter that is less than the left end between the installation pipe right-hand member, the installation pipe can't move towards the right for the mounting hole, consequently can prevent to lead to the installation pipe to shift because of fastening nut is not hard up in the setting of fender ring.
Further, the holding tank is shrink form setting towards the left side, just the left end edge of the inside wall of holding tank with the edge connection of the inside wall of extruding the mouth.
The holding tank is the shrink form setting towards left and then makes first appearance chamber its sectional area reduce gradually to the left, can increase the pressure that enters into the sizing material of the melting state of extruding the mouth bigger, and then makes the sheath that forms on the cable surface more compact, tough.
On the other hand, it is necessary to provide a one-machine-double-outlet cable sheath extruding mechanism, which includes an extruding mechanism body and a one-machine-double-outlet cable sheath extruding machine head disposed on the extruding mechanism body.
The principle and effect of the present invention will be further explained below with reference to the above technical solutions and the accompanying drawings:
the utility model discloses can be on the mechanism body two moulds, and each mould communicates through seting up at this internal passageway of aircraft nose each other, consequently the utility model discloses can extrude two cables simultaneously in order to improve production efficiency.
Drawings
Fig. 1 is a schematic structural view of a one-machine double-outlet cable sheath extruder head according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
fig. 3 is a schematic cross-sectional structure view of a handpiece body according to an embodiment of the present invention;
fig. 4 is a schematic view of a partial cross-sectional structure of the mold according to an embodiment of the present invention.
Description of reference numerals:
1-a machine head body, 11-an opening, 12-a mounting hole, 13-a channel, 14-a mounting groove, 21-a mounting pipe, 22-an inner die, 221-a via hole, 23-an outer die, 231-an extrusion port, 24-a guide pipe, 241-a retaining ring, 25-a fastening nut, 26-a gland, 27-a first cavity, 28-a second cavity, 3-a heating device and 4-a feeding device.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples:
as shown in fig. 1-4, a one-machine double-outlet cable sheath extruder head comprises a head body 1, wherein an opening 11 is formed above the head body 1, and a plurality of mounting holes 12 penetrating through the head body 1 are formed in the middle of the head body 1; a mold is arranged in the mounting hole 12, the mold comprises a mounting pipe 21 inserted into the mounting hole 12, the outer side wall of the mounting pipe 21 is in sealing fit with the inner side wall of the mounting hole 12, and an inner mold 22 and an outer mold 23 are arranged in the mounting pipe 21; the inner die 22 is arranged on the right side of the installation pipe 21, and the right end of the inner die 22 is in sealing fit with the inner side wall of the installation pipe 21; the outer die 23 is arranged on the left side of the mounting pipe 21, and the left end of the outer die 23 is in sealing fit with the inner side wall of the mounting pipe 21; the left end of the outer die 23 is provided with an extrusion port 231, the right side of the outer die 23 is provided with an accommodating groove, the extrusion port 231 and the accommodating groove are communicated with each other, the left end of the inner die 22 extends into the accommodating groove, and a gap is formed between the left end of the inner die and the side wall of the accommodating groove to form a first accommodating cavity 27; a gap is formed between the middle part of the inner die 22 and the inner side wall of the mounting pipe 21 to form a second cavity 28, and the second cavity 28 is communicated with the first cavity 27; a through hole 221 transversely penetrating through the inner die 22 is formed in the inner die 22, and the through hole 221 is communicated with the first accommodating cavity 27; a channel 13 communicating the opening 11 and the mounting hole 12 is further arranged in the handpiece body 1, and the mounting tube 21 is provided with a connecting hole corresponding to the channel 13 for communicating the channel 13 with the second cavity 28; a heating device 3 for heating the handpiece body 1 is further arranged below the handpiece body 1.
The heating device 3 is a cast aluminum heating ring and is fixedly arranged at the bottom of the machine head body 1, the bottom of the machine head body 1 is provided with a mounting groove 14 corresponding to the cast aluminum heating ring, and the cast aluminum heating ring is mounted in the mounting groove 14 and used for increasing the heat exchange efficiency of the cast aluminum heating ring and the machine head body 1; the right end of the inner die 22 and the left end of the outer die 23 are in sealing fit with the installation pipe 21 in a tight fit mode, a gland 26 is further arranged at the left end of the installation pipe 21, the pressure rod abuts against the outer die 23 and is used for pressing the outer die 23 in the installation pipe 21, and the gland 26 is provided with a through hole corresponding to the extrusion port 231.
When the utility model works, firstly, the cable is inserted into the die from the through hole 221 of the inner die 22 and then extends out from the extrusion port 231 of the outer die 23, wherein the diameter of the left end outlet of the through hole 221 is the same as that of the cable; then, the heating device 3 is turned on to heat the handpiece body 1 and enable the cable to be continuously pulled in the direction from the through hole 221 to the extrusion opening 231 in the die, wherein the extrusion opening 231 is cylindrical, and the diameter of the extrusion opening 231 is larger than that of the cable; glue is then added to the channel 13 through the opening 11, wherein the opening 11 is intended to be connected to a glue feeding device 4, such as a feed pipe; because the handpiece body 1 is in a heated state, the rubber in the channel 13 can be melted, the melted rubber can enter the second cavity 28 along the channel 13, then the melted rubber can be continuously extruded into the first cavity 27 along with the continuous addition of the rubber, and finally the melted rubber is extruded into the extrusion opening 231 to be coated on the cable and is pulled out of the extrusion opening 231 along with the cable, and the rubber coated on the surface of the cable can be cooled to form a sheath to be coated on the surface of the cable after leaving the extrusion opening 231.
The utility model discloses can set up two moulds on the mechanism body, and each mould communicates each other through the passageway 13 of seting up in aircraft nose body 1, consequently the utility model discloses can extrude two cables simultaneously in order to improve production efficiency.
Further, the mounting hole 12 is circular truncated cone-shaped, and the diameter of the left end of the mounting hole 12 is larger than the diameter of the right end of the mounting hole 12.
The mounting hole 12 is circular truncated cone-shaped, correspondingly, the mounting tube 21 is also circular truncated cone-shaped, when the mounting tube 21 is mounted, only the mounting tube 21 needs to be inserted into the mounting hole 12, so that the mounting tube 21 is tightly matched with the mounting hole 12, and the side wall of the mounting tube 21 is in sealing fit with the side wall of the mounting hole 12, wherein the mounting hole 12 and the mounting tube 21 are both circular truncated cone-shaped, so that after the mounting tube 21 is inserted into the mounting hole 12 and is inserted in place, the relative position of the mounting tube 21 and the mounting hole 12 is fixed, the mounting hole 12 can play a role in positioning the mounting tube 21, and the mounting of the mounting tube 21 is facilitated.
Further, the right end of the installation pipe 21 extends out of the installation hole 12, and a first external thread for installing a fastening nut 25 is arranged on the outer surface of the right end portion of the installation pipe 21 extending out of the installation hole 12.
The first external screw thread at installation pipe 21 both ends is used for installing fastening nut 25 to further fix installation pipe 21 on aircraft nose body 1, in order to increase the utility model discloses a structural strength.
Further, a guide pipe 24 is installed at the right end of the installation pipe 21, the guide pipe is communicated with the installation pipe 21, and the center line of the guide pipe 24 and the center line of the via hole 221 are located on the same horizontal straight line.
The guide tube 24 is used for inserting the cable and guiding the cable into the through hole 221, wherein the inner diameter of the guide tube 24 is the same as the diameter of the cable, so that the guide tube 24 has certain resistance to the cable, the part of the cable in the mold can be ensured to be in a straight state when the cable is pulled, and the quality of the cable sheath can be effectively improved.
Further, the inner side wall of the right end of the installation pipe 21 is provided with a first internal thread, and the outer surface of the guide pipe 24 is provided with a first external thread corresponding to the first internal thread.
The guide tube 24 is connected to the mounting tube 21 through a first internal thread at a right end thereof, thereby achieving a purpose of communicating the guide tube 24 with the mounting tube 21.
Further, a retaining ring 241 is sleeved on the guide pipe 24, and the retaining ring 241 abuts against a fastening nut 25 installed on the installation pipe 21.
When the guide pipe 24 is screwed to the mounting pipe 21, the stopper 241 of the guide pipe 24 is pressed against the fastening nut 25 of the mounting pipe 21, and the fastening nut 25 is prevented from loosening, and since the diameter between the right ends of the mounting pipe 21 is smaller than that of the left end, the mounting pipe 21 cannot move to the right relative to the mounting hole 12, and therefore, the stopper 241 is provided to prevent the mounting pipe 21 from being displaced due to the loosening of the fastening nut 25.
Further, the holding tank is shrink-shaped towards the left and sets up, just the left end edge of the inside wall of holding tank with the edge connection of the inside wall of extruding mouth 231.
The accommodation groove is arranged in a shrinking shape towards the left, so that the sectional area of the first accommodation cavity 27 is gradually reduced towards the left, the pressure of the molten rubber entering the extrusion port 231 can be increased, and the sheath formed on the surface of the cable is more compact and tough.
On the other hand, it is necessary to provide a multi-outlet cable sheath extruding mechanism, which includes an extruding mechanism body and a one-machine double-outlet cable sheath extruding machine head disposed on the extruding mechanism body.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The one-machine double-cable-outlet sheath extruding machine head is characterized by comprising a machine head body, wherein an opening is formed in the upper part of the machine head body, two mounting holes penetrating through the machine head body are formed in the middle of the machine head body, and the mounting holes are in a circular truncated cone shape; a die is arranged in the mounting hole, the die comprises a mounting pipe inserted in the mounting hole, the outer side wall of the mounting pipe is in sealing fit with the inner side wall of the mounting hole, and an inner die and an outer die are arranged in the mounting pipe; the inner die is arranged on the right side of the installation pipe, and the right end of the inner die is in sealing fit with the inner side wall of the installation pipe; the outer die is arranged on the left side of the installation pipe, and the left end of the outer die is in sealing fit with the inner side wall of the installation pipe; the left end of the outer die is provided with an extrusion port, the right side of the outer die is provided with a containing groove, the extrusion port and the containing groove are communicated with each other, the left end of the inner die extends into the containing groove, and a gap is formed between the left end of the inner die and the side wall of the containing groove to form a first containing cavity; a gap is formed between the middle part of the inner die and the inner side wall of the mounting pipe to form a second cavity, and the second cavity is communicated with the first cavity; a through hole transversely penetrating through the inner die is formed in the inner die and is communicated with the first containing cavity; a channel communicated with the opening and the mounting hole is further formed in the handpiece body, and the mounting pipe is provided with a connecting hole corresponding to the channel and used for communicating the channel with the second cavity; and a heating device for heating the handpiece body is also arranged below the handpiece body.
2. The one-machine-two-wire cable jacket extruder head of claim 1, wherein the diameter of the left end of the mounting hole is larger than the diameter of the right end of the mounting hole.
3. The one-machine-two-wire cable sheath extruder head as claimed in claim 2, wherein the right ends of the mounting pipes extend out of the mounting holes, and the outer surfaces of the right end portions of the mounting pipes extending out of the mounting holes are provided with first external threads for mounting fastening nuts.
4. The one-machine-two-wire cable sheath extruder head as claimed in claim 3, wherein a guide pipe is mounted at the right end of the mounting pipe, the guide pipe is communicated with the mounting pipe, and the center line of the guide pipe and the center line of the through hole are located on the same horizontal straight line.
5. The one-machine-two-wire cable sheath extruder head as claimed in claim 4, wherein an inner side wall of a right end of the mounting pipe is provided with a first internal thread, and an outer surface of the guide pipe is provided with a first external thread corresponding to the first internal thread.
6. A one-machine-two-outlet cable sheath extruder head according to claim 5, wherein a retaining ring is sleeved on the guide pipe, and the retaining ring abuts against a fastening nut installed on the installation pipe.
7. The one-machine-two-wire cable sheath extruder head as claimed in claim 1, wherein the accommodating groove is arranged in a shrinking manner towards the left, and the left edge of the inner side wall of the accommodating groove is connected with the edge of the inner side wall of the extrusion port.
8. A one-machine-two-outlet cable sheath extruding mechanism, which is characterized by comprising the one-machine-two-outlet cable sheath extruding machine head according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922094522.3U CN211807728U (en) | 2019-11-28 | 2019-11-28 | One-machine double-outlet cable sheath extruding machine head and mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922094522.3U CN211807728U (en) | 2019-11-28 | 2019-11-28 | One-machine double-outlet cable sheath extruding machine head and mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN211807728U true CN211807728U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922094522.3U Active CN211807728U (en) | 2019-11-28 | 2019-11-28 | One-machine double-outlet cable sheath extruding machine head and mechanism |
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| CN (1) | CN211807728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474668A (en) * | 2022-03-03 | 2022-05-13 | 浙江元通线缆制造有限公司 | Three-layer co-extrusion machine head, production process thereof and cable produced by adopting process |
-
2019
- 2019-11-28 CN CN201922094522.3U patent/CN211807728U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474668A (en) * | 2022-03-03 | 2022-05-13 | 浙江元通线缆制造有限公司 | Three-layer co-extrusion machine head, production process thereof and cable produced by adopting process |
| CN114474668B (en) * | 2022-03-03 | 2024-04-05 | 浙江元通线缆制造有限公司 | Three-layer co-extrusion machine head, production process thereof and cable produced by adopting process |
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