CN209888089U

CN209888089U - Extruder of intermittent wire feeding device based on maltese cross core principle

Info

Publication number: CN209888089U
Application number: CN201920726238.0U
Authority: CN
Inventors: 胡艳华
Original assignee: Gao An City Huasheng Electric Appliance Co Ltd
Current assignee: Gao An City Huasheng Electric Appliance Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-03
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses an extruder of intermittent type inlet wire device based on maltese cross core principle, concretely relates to utilize maltese cross core subassembly to drive and collect wheel intermittent type and rotate, cool off and stereotype for the sufficient time of cable rubber after the rubber coating, prevent to take place the extruder of deformation and bonding, overcome current extruder continuous operation, the not enough problem of rubber coating cooling. The output end of the motor is connected with a worm, a worm wheel is meshed below the worm, the worm wheel is connected with a collecting wheel through a Maltese cross machine core assembly, and the collecting wheel is rotatably connected to the bedplate; the yarn feeding device is characterized in that a transverse plate is fixed on one side of the mounting frame relative to the motor, a feeding mechanism is installed on the transverse plate, a yarn feeding wheel assembly used for winding yarns is rotatably connected to the upper portion of the mounting frame, and a damper used for preventing the yarns on the yarn feeding wheel assembly from being loose is arranged on the yarn feeding wheel assembly.

Description

Extruder of intermittent wire feeding device based on maltese cross core principle

Technical Field

The utility model relates to a cable processing equipment specifically is a machine is given as security out of intermittent type inlet wire device based on maltese cross core principle.

Background

The extruder is a device mainly used for extruding core wires of electric wires and cables, and a copper wire needs to be firstly discharged from a pay-off rack in the working process of the extruder and passes through a machine head of a main machine (a suction machine sucks rubber materials to heat the rubber materials at the same time), then the main machine encapsulates the copper wire, and then the copper wire is drawn by a drawing machine and finally taken up and rolled up by a take-up machine.

However, most of the existing extruder works continuously, the hot glue injected into the head of the main machine is coated on the wire core and is not fully cooled and molded, and then the hot glue is collected and wound together by the wire winding device, the glue with the waste heat is easy to deform, deformation is difficult to avoid in the winding and collecting process, even the adhesion between cables is not favorable for improving the cable extrusion quality.

SUMMERY OF THE UTILITY MODEL

Based on the weak point among the prior art that mentions among the above-mentioned background art, for this reason the utility model provides an extruder of intermittent type inlet wire device based on maltese cross core principle.

The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:

an extruder of an intermittent wire inlet device based on a maltese cross machine core principle comprises a bedplate, a worm, a driving wheel and a driven wheel; the mounting plate is fixed on the bedplate, one side of the mounting plate is provided with a motor, the output end of the motor is connected with a worm, a worm wheel is meshed below the worm, the worm wheel is connected with a collecting wheel through a Maltese cross machine core assembly, and the collecting wheel is rotatably connected on the bedplate; the yarn feeding device is characterized in that a transverse plate is fixed on one side of the mounting frame relative to the motor, a feeding mechanism is installed on the transverse plate, a yarn feeding wheel assembly used for winding yarns is rotatably connected to the upper portion of the mounting frame, and a damper used for preventing the yarns on the yarn feeding wheel assembly from being loose is arranged on the yarn feeding wheel assembly.

As a further aspect of the present invention: the Maltese cross movement assembly comprises a driving wheel and a driven wheel, wherein the driving wheel is fixed on the side surface of a worm wheel, the worm wheel is rotatably connected to the mounting frame, the driving wheel and the driven wheel are intermittently matched, and the driven wheel is also rotatably connected to the mounting frame; the driving wheel is connected with the collecting wheel through a first transmission piece.

As a further aspect of the present invention: the feeding mechanism comprises a crankshaft, a rubber cylinder, a connecting rod and a sealing plug, the rubber cylinder is arranged on the transverse plate, a bearing at the lower part of the rubber cylinder is rotatably connected with the crankshaft, one end of the crankshaft penetrates out of the rubber cylinder, one penetrating end of the crankshaft is connected with the worm through a second transmission part, the lower end of the connecting rod is sleeved at the bent part in the middle of the crankshaft, the upper end of the connecting rod is hinged with the sealing plug, and the outer edge of the sealing plug is in sealing sliding; the upper part of the rubber cylinder is communicated with the end part of the extrusion pipe through the check valve, the extrusion pipe is fixed on the outer wall of the rubber cylinder, the other end of the extrusion pipe is fixed and communicated with the rubber coating sleeve, the upper part of the rubber cylinder is communicated with the hot melting box through the material pipe, and the hot melting box is fixed on the mounting frame.

As a further aspect of the present invention: the hot melt case top is provided with the hopper that supplies the sizing material to put in, and the heater is installed to hot melt bottom of the case portion, and the hot melt case side-mounting has the control panel who is used for controlling heater heating temperature.

As a further aspect of the present invention: the circular truncated cone with the incomplete portion is arranged on the driving wheel, the incomplete portion is arc-shaped, a convex column is fixed at the edge of the driving wheel, a connecting line of the circle center of the convex column and the circle center of the driving wheel penetrates through the center of the incomplete portion, a plurality of circular arc concave portions are arranged at the periphery of the driven wheel in an equidistant mode, a through groove matched with the convex column is formed between every two adjacent circular arc concave portions, and the outer diameter of the circular truncated cone with the incomplete portion is the same as the outer diameter of the circular arc concave portions.

As a further aspect of the present invention: the wire feeding wheel assembly comprises side wheels and a concave roller, wherein the side wheels are fixed on two sides of the concave roller and matched with the damper.

As a further aspect of the present invention: the damper comprises a friction plate, a movable rod, a sleeve and a spring, wherein the friction plate is clamped with the side wheel, the movable rod is fixed at the rear end of the friction plate, the rear portion of the movable rod is sleeved in the sleeve, the spring is placed in the sleeve, the spring is abutted against the bottom of the sleeve and the rear end of the movable rod, and the spring is always in a compression state.

After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the device utilizes the motor to drive the worm to rotate so as to drive the worm wheel to drive the Maltese cross machine core assembly to operate, and finally realizes the intermittent operation function of the collecting wheel, and when the wire is taken up in the intermittent operation, hot glue fluid in the hot melting box is extruded and coated on the wire by utilizing the feeding mechanism, so that the effect of extruding the rubber coating of the wire is realized, in addition, a damper for preventing the wire from loosening is equipped on the wire wheel assembly, and the device with the intermittent operation ensures that the rubber coating has sufficient time to cool and shape.

Drawings

Fig. 1 is a schematic structural diagram of an intermittent wire feeding device and an extruder based on maltese cross movement principle.

Fig. 2 is a schematic structural diagram of a driving wheel and a driven wheel in an intermittent wire feeding device and an extruder based on the maltese cross movement principle.

Fig. 3 is a top view of the damper and feed wheel assembly in the intermittent feed device and extruder based on maltese cross movement principle.

In the figure: 1-a bedplate; 2-a mounting rack; 3-an electric motor; 4-a worm; 5-a worm gear; 6-driving wheel; 7-driven wheel; 8-a transmission member; 9-a collection wheel; 10-a transverse plate; 11-transmission part number two; 12-a crankshaft; 13-a rubber cylinder; 14-a connecting rod; 15-a sealing plug; 16-a rubberized sleeve; 17-a material pipe; 18-a hot melt box; 19-a feed wheel assembly; 20-a damper; 21-side wheel; 22-concave roller; 23-friction plate; 24-a movable rod; 25-a sleeve; 26-spring.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example 1

Referring to fig. 1, in an embodiment of the present invention, an extruder of an intermittent feeding device based on maltese cross movement principle includes a platen 1, a worm 4, a driving wheel 6, and a driven wheel 7; the bedplate 1 is fixedly provided with a mounting plate 2, one side of the mounting plate 2 is provided with a motor 3, the motor 3 is connected with a power supply and a switch through a lead, the output end of the motor 3 is connected with a worm 4, the worm 4 penetrates through the mounting plate 2 and is connected with a bearing of the mounting plate, and the switch is pressed to enable the motor 3 to work electrically to drive the worm 4 to rotate; the lower part of the worm 4 is meshed with a worm wheel 5, the worm wheel 5 is connected with a collecting wheel 9 through a Maltese cross machine core assembly, the collecting wheel 9 is rotatably connected to the bedplate 1, specifically, the Maltese cross machine core assembly comprises a driving wheel 6 and a driven wheel 7, wherein the driving wheel 6 is fixed on the side surface of the worm wheel 5, the worm wheel 5 is rotatably connected to the mounting frame 2, the driving wheel 6 is intermittently matched with the driven wheel 7, the driven wheel 7 is also rotatably connected to the mounting frame 2, the worm wheel 5 and the driving wheel 6 are driven to rotate through rotation of the worm 4, and the driven wheel 7 is driven to intermittently; the driving wheel 7 is connected with the collecting wheel 9 through a transmission part 8, and the intermittent rotation driven wheel 7 drives the collecting wheel 9 to rotate intermittently by utilizing the transmission part 8, so that the intermittent take-up function is realized.

A transverse plate 10 is fixed on one side of the mounting frame 2 opposite to the motor 3, a feeding mechanism is installed on the transverse plate 10, and further the feeding mechanism comprises a crankshaft 12, a rubber cylinder 13, a connecting rod 14 and a sealing plug 15, the rubber cylinder 13 is installed on the transverse plate 10, a bearing at the lower part of the rubber cylinder 13 is rotatably connected with the crankshaft 12, one end of the crankshaft 12 penetrates out of the rubber cylinder 13, one penetrating end of the crankshaft 12 is connected with the worm 4 through a second transmission piece 11, the bent part in the middle of the crankshaft 12 is sleeved with the lower end of the connecting rod 14, the upper end of the connecting rod 14 is hinged with the sealing plug 15, the outer edge of the sealing plug 15 is connected with the inner wall of the rubber cylinder 13 in a sealing and sliding manner, the rotating worm 4 drives the crankshaft 12 to rotate;

the upper part of the rubber cylinder 13 is communicated with the end part of an extrusion pipe through a one-way valve, the extrusion pipe is fixed on the outer wall of the rubber cylinder 13, the other end of the extrusion pipe is fixed and communicated with a rubber coating sleeve 16, the upper part of the rubber cylinder 13 is communicated with a hot melting box 18 through a material pipe 17, the hot melting box 18 is fixed on the mounting frame 2, a sealing plug 15 which moves up and down in a reciprocating mode sucks hot rubber fluid in the hot melting box 18 into the rubber pipe 13 through the material pipe 17, and then the hot rubber fluid is discharged into; the hot melt box 18 is provided with a hopper for feeding adhesive, the heater is arranged at the bottom of the hot melt box 18, a control panel for controlling the heating temperature of the heater is arranged on the side surface of the hot melt box 18, the upper part of the mounting frame 2 is rotatably connected with a yarn feeding wheel assembly 19 for winding yarns, a damper 20 for preventing the yarns on the yarn feeding wheel assembly 19 from being loose is arranged on the yarn feeding wheel assembly 19, the yarns are pulled by the intermittently rotating collecting wheel 9 to pass through the rubber coating sleeve 16 and be discharged from the yarn feeding wheel assembly 19 for rubber coating, the adhesive is coated on the yarns by the feeding mechanism, and the yarns are cooled and formed in the air and finally collected in the collecting wheel 9.

Example 2

Please refer to fig. 2, in order to better explain the maltese cross core assembly, a circular truncated cone with a residual part is arranged on the driving wheel 5, the residual part is arc-shaped, a convex column is fixed at the edge of the driving wheel 5, a connecting line between the center of the convex column and the center of the driving wheel 5 passes through the center of the residual part, a plurality of arc recesses are equidistantly arranged along the circumferential direction of the driven wheel 7, a through groove for matching with the convex column is formed between two adjacent arc recesses, it should be noted that the outer diameter of the circular truncated cone with the residual part is the same as the outer diameter of the arc recess, when the driving wheel 6 rotates, the convex column and the through groove are used for matching to drive the driven wheel 7 to rotate, and after the convex column is separated from the through groove, the circular truncated cone with the residual part is embedded with the arc recess, so that the driven wheel 7 is locked immediately.

The wire feeding wheel assembly 19 comprises a side wheel 21 and a concave roller 22, the side wheel 21 is fixed on each of two sides of the concave roller 22, the side wheel 21 is matched with a damper 20, furthermore, the damper 20 comprises a friction plate 23, a movable rod 24, a sleeve 25 and a spring 26, the friction plate 23 is clamped with the side wheel 21, the movable rod 24 is fixed at the rear end of the friction plate 23, the rear portion of the movable rod 24 is sleeved in the sleeve 25, the spring 26 is placed in the sleeve 25, the spring 26 is abutted to the bottom of the sleeve 25 and the rear end of the movable rod 24, the spring 26 is always in a compression state, the friction plate 23 is elastically attached to the side wheel 21 through the spring 26, and the damage rate is reduced.

According to the detailed description of the above embodiments, it is easy to understand that the working principle of the present invention is: pressing a switch to enable a motor 3 to work electrically to drive a worm 4 to rotate, driving a worm wheel 5 and a driving wheel 6 to rotate through the rotation of the worm 4, driving the driven wheel 7 to rotate intermittently through the rotating driving wheel 6, driving a collecting wheel 9 to rotate intermittently through a first driving part 8 by the driven wheel 7 rotating intermittently, realizing the intermittent take-up function, driving a crankshaft 12 to rotate through a second driving part 11 by the rotating worm 4, driving a connecting rod 14 by the crankshaft 12 to drive a sealing plug 15 to slide up and down along the inner wall of a rubber tube 13 in a reciprocating manner, sucking hot rubber fluid in a hot melting box 18 into a rubber tube 13 through a material tube 17 by the sealing plug 15 moving up and down in a reciprocating manner, discharging the hot rubber fluid into a rubber coating sleeve 16 from the rubber tube 13, pulling silk threads by the collecting wheel 9 rotating intermittently to penetrate through the rubber coating sleeve 16 to be discharged from a silk feeding wheel assembly 19 for extrusion, coating, and finally, the friction plate is collected in the collecting wheel 9, when the driving wheel 6 rotates, the convex column and the through groove are matched to drive the driven wheel 7 to rotate, after the convex column is separated from the through groove, the circular truncated cone with the incomplete part is embedded with the circular arc concave part, so that the driven wheel 7 is locked immediately, the continuous rotation under the inertia effect is prevented, the friction plate 23 is elastically attached to the side wheel 21 through the spring 26, and the damage rate is reduced.

It should be noted that, motor and hot-melt box are prior art's application in this application, thereby it drives the worm through the motor and rotates the drive worm wheel and drive maltese cross core assembly operation, finally realize the intermittent operation function of collecting the wheel, and when intermittent operation receipts line, utilize feed mechanism will be located the hot glue fluid extrusion of hot-melt box and scribble on the filament, realize the rubber coating of filament and give the effect, in addition, be equipped with the attenuator that prevents the not hard up filament on giving the silk wheel subassembly, the equipment of intermittent operation guarantees that the rubber coating has sufficient time and cools off the innovation point that stereotypes for this application, it has effectively solved current extruder continuous operation, the not enough problem of rubber coating cooling.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. An extruder of an intermittent wire inlet device based on a maltese cross movement principle comprises a bedplate (1), a worm (4), a driving wheel (6) and a driven wheel (7); the table plate (1) is fixedly provided with a mounting rack (2), one side of the mounting rack (2) is provided with a motor (3), the table plate is characterized in that the output end of the motor (3) is connected with a worm (4), a worm wheel (5) is meshed below the worm (4), the worm wheel (5) is connected with a collecting wheel (9) through a Maltese cross machine core assembly, and the collecting wheel (9) is rotatably connected to the table plate (1); the yarn feeding device is characterized in that a transverse plate (10) is fixed on one side of the mounting frame (2) relative to the motor (3), a feeding mechanism is installed on the transverse plate (10), a yarn feeding wheel assembly (19) used for winding yarns is rotatably connected to the upper portion of the mounting frame (2), and a damper (20) used for preventing the yarns on the yarn feeding wheel assembly (19) from being loose is arranged on the yarn feeding wheel assembly (19).

2. The extruder of the intermittent wire feeding device based on the maltese cross movement principle is characterized in that the maltese cross movement assembly comprises a driving wheel (6) and a driven wheel (7), wherein the driving wheel (6) is fixed on the side surface of a worm wheel (5), the worm wheel (5) is rotatably connected to a mounting frame (2), the driving wheel (6) is intermittently matched with the driven wheel (7), and the driven wheel (7) is also rotatably connected to the mounting frame (2); the driving wheel (6) is connected with the collecting wheel (9) through a first transmission piece (8).

3. The extruder of the intermittent wire feeding device based on the maltese cross movement principle is characterized in that the feeding mechanism comprises a crankshaft (12), a rubber cylinder (13), a connecting rod (14) and a sealing plug (15), the rubber cylinder (13) is installed on a transverse plate (10), a bearing at the lower part of the rubber cylinder (13) is rotatably connected with the crankshaft (12), one end of the crankshaft (12) penetrates through the rubber cylinder (13), wherein the penetrating end of the crankshaft (12) is connected with a worm (4) through a second transmission part (11), the bent part in the middle of the crankshaft (12) is sleeved at the lower end of the connecting rod (14), the upper end of the connecting rod (14) is hinged with the sealing plug (15), and the outer edge of the sealing plug (15) is in sealing sliding connection with the inner wall of the rubber cylinder (13); the upper portion of the rubber cylinder (13) is communicated with the end of the extrusion pipe through the one-way valve, the extrusion pipe is fixed on the outer wall of the rubber cylinder (13), the other end of the extrusion pipe is fixed and communicated with the rubber-coated sleeve (16), the upper portion of the rubber cylinder (13) is communicated with the hot melting box (18) through the material pipe (17), and the hot melting box (18) is fixed on the mounting frame (2).

4. The extruder of the intermittent wire feeding device based on the maltese cross movement principle as claimed in claim 3, wherein a hopper for feeding sizing material is arranged above the hot melting box (18), a heater is arranged at the bottom of the hot melting box (18), and a control panel for controlling the heating temperature of the heater is arranged on the side surface of the hot melting box (18).

5. The extruder of the intermittent wire feeding device based on the maltese cross movement principle as claimed in claim 2, wherein the driving wheel (6) is provided with a circular table with a circular arc-shaped residual part, the edge of the driving wheel (6) is fixed with a convex column, a connecting line of the circle center of the convex column and the circle center of the driving wheel (6) penetrates through the center of the residual part, a plurality of circular arc concave parts are circumferentially and equidistantly arranged on the edge of the driven wheel (7), a through groove matched with the convex column is formed between two adjacent circular arc concave parts, and the outer diameter of the circular table with the residual part is the same as that of the circular arc concave parts.

6. Extruder of an intermittent feeding device based on maltese cross movement principle according to claim 1, characterized in that the feeding wheel assembly (19) comprises a side wheel (21) and a concave roller (22), the side wheel (21) is fixed on both sides of the concave roller (22), and the side wheel (21) is matched with the damper (20).

7. The extruder of the intermittent wire feeding device based on the maltese cross movement principle is characterized in that the damper (20) comprises a friction plate (23), a movable rod (24), a sleeve (25) and a spring (26), wherein the friction plate (23) is clamped with the side wheel (21), the movable rod (24) is fixed at the rear end of the friction plate (23), the rear part of the movable rod (24) is sleeved in the sleeve (25), the spring (26) is placed in the sleeve (25), the spring (26) abuts against the bottom of the sleeve (25) and the rear end of the movable rod (24), and the spring (26) is always in a compressed state.