CN112248423A

CN112248423A - Thread machining device for optical cable sheath

Info

Publication number: CN112248423A
Application number: CN202011004565.9A
Authority: CN
Inventors: 卢立建
Original assignee: Hunan Zhongke Photoelectric Co ltd
Current assignee: Hunan Zhongke Photoelectric Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-01-22

Abstract

The invention discloses a thread machining device for an optical cable sheath, which comprises a rack, a clamping mechanism, a rotating mechanism, a moving mechanism, a heating mechanism and a forming mechanism, wherein the moving mechanism is used for moving the rotating mechanism, the clamping mechanism is arranged on one side of the rack, the moving mechanism is arranged on the other side of the rack, and the rotating mechanism is positioned on the moving mechanism. According to the invention, the sheath outside the optical cable is swept and heated by high-speed hot air blown by the heating mechanism, so that the sheath of the optical cable is heated and softened to facilitate compression molding, and the two molding cylinders are used for respectively pushing the two molding seats to be pressed together, so that the sheath outside the optical cable can be rapidly compressed to form threads, the thread molding efficiency of the whole optical cable sheath is improved, and the thread groove surface is smoother.

Description

Thread machining device for optical cable sheath

Technical Field

The invention relates to the field of optical cable sheath machining, in particular to a thread machining device for an optical cable sheath.

Background

The optical cable sheath is convenient for laying and transporting optical cables, each shaft can be rolled for 2-3 kilometers when the optical cable leaves a factory, when the optical cable is laid in a long distance, optical cables with different shafts need to be connected, and when the optical cable is connected, the optical cables with two shafts are fused and connected in the optical cable sheath; the sheath commonly used is generally a polyethylene sheath, and the cable core is directly in close contact with the sheath. The processing technology is simple, the cost is low, the water-proof performance is not as good as that of other sheaths when the water-proof agent is commonly used for common laying occasions; traditional processing threaded device all adopts the threading tool to tap the cable sheath, and its machining efficiency of this kind of threaded device is lower to need the manual work to operate very trouble, the screw thread groove face after the processing simultaneously can be very coarse, influences installation operation on next step.

Disclosure of Invention

The present invention is directed to solving the above problems by providing a thread processing apparatus for an optical cable sheath.

The invention realizes the purpose through the following technical scheme:

a thread machining device for an optical cable sheath comprises a rack, a clamping mechanism, a rotating mechanism, a moving mechanism, a heating mechanism and a forming mechanism, wherein the moving mechanism is used for moving the rotating mechanism; the heating mechanism comprises a fan, air inlet pipes, blowing grooves and heating wires, wherein the air inlet pipes are arranged on the upper side and the lower side of the forming frame, the fan is arranged on the outer sides of the air inlet pipes, the blowing grooves are arranged on the inner sides of the air inlet pipes, and the heating wires are arranged on the inner sides of the blowing grooves.

Preferably: clamping mechanism is including pressing from both sides tight seat, die clamping cylinder, fixed plate, die clamping cylinder fixed part passes through bolted connection frame one end is inboard, the fixed plate passes through threaded connection die clamping cylinder pars contractilis, the fixed plate passes through welded connection in both sides around pressing from both sides tight seat.

According to the arrangement, the fixing plate is driven to move downwards by the telescopic part of the clamping cylinder, and the clamping seat is driven by the fixing plate to clamp and fix the optical cable.

Preferably: the moving mechanism comprises a moving frame, a moving motor and a lead screw, the lower end of the moving frame is arranged at the top of the rack, the moving motor is connected to the side face, close to the rotating mechanism, of the rack through bolts, and the two ends of the lead screw are connected to the rack through bearings.

According to the arrangement, the screw rod is driven to rotate by the rotating part of the moving motor, the moving frame is driven to move to one side by the rotation of the screw rod, and the rotating mechanism is driven to move by the movement of the moving frame.

Preferably: the moving mechanism comprises a moving frame and a moving cylinder, the lower end of the moving frame is arranged at the top of the rack, the fixed part of the moving cylinder is connected to the side face, close to the rotating mechanism, of the rack through a bolt, and the telescopic part of the moving cylinder is installed at the lower end of the moving frame.

According to the arrangement, the movable frame is pushed to move to one side by the aid of the telescopic part of the movable cylinder, and the rotating mechanism is driven to move to one end of the optical cable through movement of the movable frame.

Preferably: the rotating mechanism comprises a rotating motor, a supporting frame and a threaded seat, the supporting frame is connected to one side of the upper end of the moving frame through a bearing, the rotating motor is connected to the other side of the upper end of the moving frame through a bolt, and the threaded seat is installed at one end of the supporting frame.

According to the arrangement, the rotating motor rotating part is utilized to drive the support frame to rotate, and the thread seat is driven to move through the rotation of the support frame, so that the formed optical cable sheath thread is opened.

Preferably: the air inlet pipe is connected with the forming frame in a welded mode, the fan is connected with the air inlet pipe through bolts, and the blowing groove is connected with the air inlet pipe in a welded mode.

According to the arrangement, the fan blows outside air into the air inlet pipe, the air is sent into the blowing groove through the air inlet pipe, and the heating wire in the blowing groove is used for heating the air, so that the optical cable sheath is heated.

Preferably: the forming frame is connected with the rack through bolts, the forming cylinder fixing portion is connected with the forming frame through bolts, and the forming seat is connected with the forming cylinder telescopic portion through threads.

According to the arrangement, the heating mechanism and the forming cylinder are supported by the forming frame, and the forming base is pushed to be close to the middle position by the aid of the telescopic portion of the forming cylinder, so that threads of the optical cable sheath are pressed and formed.

Preferably: the frame is L type framework, and the frame is located heating mechanism below has seted up T type intake duct.

So set up, utilize the T type intake duct of frame can be convenient for heating mechanism sends into the air.

Preferably: the air blowing groove is of an arc structure, and air blowing holes are formed in the inner side of the air blowing groove.

So set up, utilize the arc structure of blowoff groove can carry out the annular to the optical cable sheath and sweep, utilize simultaneously the inboard gas hole of blowoff groove will be derived the air after being heated.

Preferably: the front end and the rear end of the forming seat are welded with guide rods, and meanwhile, the inner side of the forming seat is provided with a thread groove.

According to the arrangement, the guide rod welded on the forming seat is used for assisting the forming seat to move back and forth, and meanwhile, the thread of the cable sheath is pressed and formed by the thread groove on the inner side of the forming seat.

Compared with the prior art, the invention has the following beneficial effects:

1. the sheath on the outer side of the optical cable is swept and heated by high-speed hot air blown by the heating mechanism, so that the sheath of the optical cable is heated and softened to facilitate compression molding;

2. utilize two shaping cylinders to promote two shaping seats pressfitting each other respectively to can be quick carry out suppression screw thread with the sheath in the optical cable outside, and then improve whole optical cable sheath thread forming efficiency, make the screw thread groove face more smooth simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment 1 of a thread forming apparatus for an optical cable sheath according to the present invention;

FIG. 2 is a schematic structural view of an embodiment 2 of a thread forming apparatus for an optical cable sheath according to the present invention;

FIG. 3 is a partial cross-sectional view of an embodiment 1 of a moving mechanism of a threading device for an optical cable jacket according to the present invention;

FIG. 4 is a partial cross-sectional view of an embodiment 2 of a moving mechanism of a threading device for an optical cable jacket according to the present invention;

FIG. 5 is a partial detail view of a clamping mechanism of a threaded device for a cable jacket according to the present invention;

FIG. 6 is a partial detail view of a rotational mechanism of a threading apparatus for a cable jacket according to the present invention;

FIG. 7 is a partial detail view of a heating mechanism of a threading apparatus for a cable jacket according to the present invention;

fig. 8 is a partial detail view of a forming base of a thread forming device for an optical cable sheath according to the present invention.

The reference numerals are explained below:

1. a heating mechanism; 2. a molding mechanism; 3. a frame; 4. a clamping mechanism; 5. a rotating mechanism; 6. a moving mechanism; 11. a fan; 12. an air inlet pipe; 13. a blowing slot; 14. heating wires; 21. a forming cylinder; 22. forming a base; 23. forming a frame; 41. a clamping seat; 42. a clamping cylinder; 43. a fixing plate; 51. rotating the motor; 52. a support frame; 53. a threaded seat; 61. a movable frame; 62. a moving motor; 63. a lead screw; 612. and moving the air cylinder.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be further described with reference to the accompanying drawings in which:

a thread machining device for an optical cable sheath comprises a rack 3, a clamping mechanism 4, a rotating mechanism 5, a moving mechanism 6 used for moving the rotating mechanism 5, a heating mechanism 1 and a forming mechanism 2, wherein the clamping mechanism 4 is arranged on one side of the rack 3, the moving mechanism 6 is arranged on the other side of the rack 3, the rotating mechanism 5 is positioned on the moving mechanism 6, the forming mechanism 2 comprises a forming cylinder 21, a forming seat 22 and a forming frame 23, the forming frame 23 is arranged on one side of the rack 3, fixing parts of the forming cylinder 21 are arranged on the front side and the rear side of the forming frame 23, and the forming seat 22 is arranged on the front side and the rear side inside the forming frame 23; the heating mechanism 1 comprises a fan 11, air inlet pipes 12, a blowing groove 13 and heating wires 14, wherein the air inlet pipes 12 are arranged on the upper side and the lower side of the forming frame 23, the fan 11 is arranged on the outer sides of the two air inlet pipes 12, the blowing groove 13 is arranged on the inner sides of the two air inlet pipes 12, and the heating wires 14 are arranged on the inner sides of the blowing groove 13.

Example 1

As shown in fig. 1, 3, 5, 6, 7, and 8, the clamping mechanism 4 includes a clamping seat 41, a clamping cylinder 42, and a fixing plate 43, a fixing portion of the clamping cylinder 42 is connected to an inner side of one end of the frame 3 by a bolt, the fixing plate 43 is connected to a telescopic portion of the clamping cylinder 42 by a thread, the fixing plate 43 is connected to front and rear sides of the clamping seat 41 by welding, the telescopic portion of the clamping cylinder 42 drives the fixing plate 43 to move downward, and the fixing plate 43 drives the clamping seat 41 to clamp and fix the optical cable; the moving mechanism 6 comprises a moving frame 61, a moving motor 62 and a screw 63, the lower end of the moving frame 61 is arranged at the top of the rack 3, the moving motor 62 is connected to the side surface of the rack 3 close to the rotating mechanism 5 through a bolt, two ends of the screw 63 are connected to the rack 3 through bearings, the rotating part of the moving motor 62 is used for driving the screw 63 to rotate, the moving frame 61 is driven to move towards one side through the rotation of the screw 63, and therefore the rotating mechanism 5 is driven to move under the movement of the moving frame 61; the rotating mechanism 5 comprises a rotating motor 51, a supporting frame 52 and a threaded seat 53, the supporting frame 52 is connected to one side of the upper end of the moving frame 61 through a bearing, the rotating motor 51 is connected to the other side of the upper end of the moving frame 61 through a bolt, the threaded seat 53 is installed at one end of the supporting frame 52, the rotating part of the rotating motor 51 is used for driving the supporting frame 52 to rotate, and the threaded seat 53 is driven to move through the rotation of the supporting frame 52, so that the formed optical cable sheath threads are opened; the air inlet pipe 12 is connected with the forming frame 23 through welding, the fan 11 is connected with the air inlet pipe 12 through bolts, the blowing groove 13 is connected with the air inlet pipe 12 through welding, outside air is blown into the air inlet pipe 12 through the fan 11, the air is sent into the blowing groove 13 through the air inlet pipe 12, and the air is heated by the heating wire 14 in the blowing groove 13, so that the optical cable sheath is heated; the forming frame 23 is connected with the frame 3 through bolts, the fixing part of the forming cylinder 21 is connected with the forming frame 23 through bolts, the forming seat 22 is connected with the telescopic part of the forming cylinder 21 through threads, the heating mechanism 1 and the forming cylinder 21 are supported by the forming frame 23, and the forming seat 22 is pushed to be close to the middle position by the telescopic part of the forming cylinder 21, so that the threads of the optical cable sheath are pressed and formed; the rack 3 is of an L-shaped framework, a T-shaped air inlet channel is formed below the heating mechanism 1 of the rack 3, and air can be conveniently fed into the heating mechanism 1 by utilizing the T-shaped air inlet channel of the rack 3; the blowing groove 13 is of an arc structure, and blowing holes are formed in the inner side of the blowing groove, the optical cable sheath can be annularly blown by the aid of the arc structure of the blowing groove 13, and heated air is guided out by the aid of the blowing holes in the inner side of the blowing groove 13; the welding of both ends has the guide bar around the shaping seat 22, has seted up the thread groove simultaneously in shaping seat 22 inboard, utilizes the guide bar of welding on the shaping seat 22 to assist shaping seat 22 to carry out the back-and-forth movement, utilizes the thread groove of shaping seat 22 inboard to carry out press forming to the screw thread of cable sheath simultaneously.

The working principle is as follows: when the optical cable sheath heating device is used, an optical cable needing thread machining is placed on the lower side of the clamping seat 41, one end of the optical cable extends into the forming frame 23, the fan 11 starts to rotate and supplies air into the air inlet pipe 12, the air enters the inner side of the air blowing groove 13 through the air inlet pipe 12, the air is heated by the heating wire 14 on the inner side of the air blowing groove 13, and the heated air is blown to the sheath on the outer side of the optical cable through the air blowing holes on the inner side of the air blowing groove 13 so as to heat the optical cable sheath; after the optical cable sheath is softened, the heating mechanism 1 stops heating the optical cable, then the molding bases 22 are pushed to approach to the middle position by the telescopic parts of the molding cylinders 21, so that the optical cable is clamped at the inner sides of the two molding bases 22, the optical cable sheath softened by heating is pressed by the thread grooves at the inner sides of the molding bases 22, threads are formed at the outer sides of the optical cable sheath after the optical cable sheath is cooled, meanwhile, the molding cylinders 21 drive the molding bases 22 to recover to the initial positions, then the rotating part of the moving motor 62 drives the lead screw 63 to rotate, the moving frame 61 is driven to slowly move to one side by the rotation of the lead screw 63, when one end of the screw base 53 contacts one end of the molded optical cable, the moving motor 62 is powered off and is powered on by the rotating motor 51, so that the rotating part of the rotating motor 51 starts to drive the supporting frame 52 to rotate, and the screw base 53 is, the threads on the inner side of the thread seat 53 are meshed with the threads formed by the optical cable sheath, the movable frame 61 is driven to move to one side along with the rotation of the thread seat 53, and therefore redundant edges in the thread groove formed by the outer side of the optical cable can be removed, and the thread processing of the optical cable sheath is completed.

Example 2

As shown in fig. 2 and 4, the difference between the embodiment 2 and the embodiment 1 is that the moving mechanism 6 includes a moving frame 61 and a moving cylinder 612, the lower end of the moving frame 61 is disposed on the top of the frame 3, the fixed portion of the moving cylinder 612 is connected to the side of the frame 3 close to the rotating mechanism 5 through a bolt, the telescopic portion of the moving cylinder 612 is mounted on the lower end of the moving frame 61, the moving frame 61 is pushed by the telescopic portion of the moving cylinder 612 to move to one side, and the moving frame 61 moves to drive the rotating mechanism 5 to move to one end of the optical cable.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. A processing screw thread device for optical cable sheath which characterized in that: the forming machine comprises a rack (3), a clamping mechanism (4), a rotating mechanism (5), a moving mechanism (6) used for the rotating mechanism (5) to move, wherein the clamping mechanism (4) is arranged on one side of the rack (3), the moving mechanism (6) is arranged on the other side of the rack (3), the rotating mechanism (5) is positioned on the moving mechanism (6), the forming machine further comprises a heating mechanism (1) and a forming mechanism (2), the forming mechanism (2) comprises a forming cylinder (21), a forming seat (22) and a forming frame (23), the forming frame (23) is arranged on one side of the rack (3), fixing parts of the forming cylinder (21) are arranged on the front side and the rear side of the forming frame (23), and the forming seat (22) is arranged on the front side and the rear side inside of the forming frame (23); heating mechanism (1) includes fan (11), air-supply line (12), blowing groove (13), heater strip (14), install air-supply line (12) both sides about one-tenth frame (23), install fan (11) two the outside of air-supply line (12), blowing groove (13) are installed two the inboard of air-supply line (12), heater strip (14) set up blowing groove (13) are inboard.

2. A threading device for optical cable sheaths according to claim 1, characterized in that: clamping mechanism (4) are including pressing from both sides tight seat (41), die clamping cylinder (42), fixed plate (43), die clamping cylinder (42) fixed part passes through bolted connection frame (3) one end inboard, fixed plate (43) pass through threaded connection die clamping cylinder (42) pars contractilis, fixed plate (43) pass through welded connection and be in both sides around tight seat (41).

3. A threading device for optical cable sheaths according to claim 1, characterized in that: moving mechanism (6) are including removing frame (61), moving motor (62), lead screw (63), it sets up to remove frame (61) lower extreme frame (3) top, moving motor (62) pass through bolted connection frame (3) are close to on the side of slewing mechanism (5), lead screw (63) both ends are passed through the bearing and are connected on frame (3).

4. A threading device for optical cable sheaths according to claim 1, characterized in that: moving mechanism (6) are including removing frame (61), moving cylinder (612), it sets up to remove frame (61) lower extreme frame (3) top, moving cylinder (612) fixed part passes through bolted connection frame (3) are close to on the side of slewing mechanism (5), moving cylinder (612) pars contractilis are installed remove frame (61) lower extreme.

5. A threading device for cable sheaths according to claim 3 or 4, characterized in that: slewing mechanism (5) are including rotating motor (51), support frame (52), screw thread seat (53), support frame (52) are connected through the bearing remove frame (61) upper end one side, rotate motor (51) and pass through bolted connection remove frame (61) upper end opposite side, install screw thread seat (53) support frame (52) one end.

6. A threading device for optical cable sheaths according to claim 1, characterized in that: the air inlet pipe (12) is connected with the forming frame (23) in a welding mode, the fan (11) is connected with the air inlet pipe (12) through bolts, and the blowing groove (13) is connected with the air inlet pipe (12) in a welding mode.

7. A threading device for optical cable sheaths according to claim 1, characterized in that: the forming frame (23) is connected with the rack (3) through bolts, the fixing portion of the forming cylinder (21) is connected with the forming frame (23) through bolts, and the forming seat (22) is connected with the telescopic portion of the forming cylinder (21) through threads.

8. A threading device for optical cable sheaths according to claim 1, characterized in that: the frame (3) is of an L-shaped framework, and a T-shaped air inlet channel is formed below the heating mechanism (1) and located on the frame (3).

9. A threading device for optical cable sheaths according to claim 1, characterized in that: the air blowing groove (13) is of an arc structure, and air blowing holes are formed in the inner side of the air blowing groove.

10. A threading device for optical cable sheaths according to claim 1, characterized in that: the front end and the rear end of the forming seat (22) are welded with guide rods, and meanwhile, the inner side of the forming seat (22) is provided with a thread groove.