CN220165442U

CN220165442U - Wire feeding machine power mechanism

Info

Publication number: CN220165442U
Application number: CN202321631857.4U
Authority: CN
Inventors: 柳慧芳; 杨沫; 杨峻轶; 孙伟
Original assignee: Cnc Machinery Tianjin Co ltd
Current assignee: Cnc Machinery Tianjin Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-12-12
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a wire feeding machine power mechanism, which belongs to the technical field of wire feeding machine equipment, wherein the output end of the power mechanism is connected with a wire harness tensioning device and comprises a machine shell, a heavy-duty spool, a power device and a bearing seat. The casing is sheet metal construction, and the casing front side sets up the feed gate, opens the feed gate and can send into equipment with heavy spool in, and support piece can be universal wheel or landing leg to fixed support piece's position. The axis of the heavy-duty spool is suitable for being inserted into a driving shaft assembly, and the driving shaft assembly faces the feeding door and is in coaxial transmission connection with the heavy-duty spool, so that when the driving shaft assembly rotates, the heavy-duty spool can be driven to synchronously rotate. The power device is in transmission connection with the driving component through the speed reducer to improve output torque, so that the heavy-duty spool is driven to rotate. On the basis of the structure, the driving shaft assembly is arranged at the center of the bearing seat, and the bottom of the bearing seat is fixedly arranged in the shell, so that the position stability of the bearing seat is ensured.

Description

Wire feeding machine power mechanism

Technical Field

The utility model relates to the technical field of paying-off machine equipment, in particular to a power mechanism of a wire feeding machine.

Background

The paying-off machine is wire and cable auxiliary equipment matched with the stranding machine and used for paying off, and when the paying-off machine is used, an untreated wire harness is required to be pulled, so that the flexibility of the wire harness is increased, and the wire harness required by a stranded cable is provided for the stranding machine.

In the production process, the untreated wire harness is often high in hardness and quality, and in order to improve production efficiency, a factory is often provided with the untreated wire harness by adopting a heavy-duty spool, so that the wire harness on the heavy-duty spool can be effectively pulled away from the spool by the paying-off machine, the running power of equipment is required to be improved, and meanwhile, the heavy-duty spool is required to be installed and detached more conveniently so as to meet production requirements.

Disclosure of Invention

Therefore, the utility model provides a wire feeder power mechanism which is used for solving the problem of unsmooth operation of a spool caused by heavy spool and large wire harness mass in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model discloses a wire feeding machine power mechanism, wherein an output end is connected with a wire harness tensioning device, and the wire feeding machine power mechanism comprises:

a shell, a feed door is arranged on the front side, and a supporting piece is arranged at the bottom;

a heavy-duty spool having an axis adapted for insertion into a drive shaft assembly, the drive shaft assembly facing the feed gate and being in coaxial driving communication with the drive shaft assembly;

the power device is in transmission connection with the driving assembly through a speed reducer;

the bearing pedestal is inserted with a driving shaft component at the center, and the bottom is fixedly arranged in the shell.

In one possible implementation, the speed reducer includes:

the main belt wheel is fixedly sleeved at the center of the main belt wheel at the end part of the driving shaft assembly;

the secondary belt pulley is coaxially connected with the output end of the power device in a transmission way;

the secondary belt pulley is in transmission connection with the main belt pulley through a transmission belt, and the diameter of the secondary belt pulley is smaller than that of the main belt pulley.

In one possible implementation, the drive shaft assembly includes:

the nut is in threaded connection with the end part of the main shaft, and the main shaft is in coaxial transmission connection with the main belt wheel;

the ejector pin seat is sleeved on the main shaft and abuts against one end of the heavy-duty spool;

the bushing is inserted into the ejector pin seat and sleeved on the main shaft, and the end part of the bushing abuts against the nut.

In one possible implementation, the speed reducer is a gear speed reducer or a worm gear speed reducer.

In one possible implementation, the bearing housing includes:

the middle part of the vertical frame is provided with a bearing, and a main shaft is inserted into the bearing;

the top of the base is fixedly connected with the stand and fixedly arranged at the bottom of the shell.

In one possible implementation, a hall element is disposed within the stand.

In one possible implementation, the spindle includes:

the end part of the shaft tube is provided with a thimble, the thimble is propped against the other end of the heavy-duty spool, and the inner wall of the shaft tube is axially provided with a guide groove;

the telescopic pipe is movably inserted into the telescopic shaft pipe, and the outer wall of the telescopic pipe is provided with a guide strip embedded into the guide groove;

the end part of the screw rod is provided with a rocking handle, and the rod body is inserted into the telescopic pipe and is in threaded transmission connection with the telescopic pipe.

In one possible implementation, the power device is an electric motor or an internal combustion engine.

The utility model has the following advantages:

the technical scheme disclosed by the utility model has the advantages of simple structure and convenience in use, the power device drives the heavy-duty spool to rotate through the speed reducer, the output torque force of the power mechanism of the wire feeding machine can be effectively improved, the heavy-duty spool is driven to rotate through the driving shaft assembly, the paying-off efficiency of equipment is effectively improved, the heavy-duty spool is more convenient to install and detach, and the problem of unsmooth spool operation caused by larger mass of the heavy-duty spool and the wire harness in the prior art is solved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model 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. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

Fig. 1 is a perspective view of a wire feeder power mechanism provided by the utility model;

FIG. 2 is a perspective view of a decelerator provided by the present utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3 provided by the present utility model;

FIG. 5 is a perspective view of a drive shaft assembly provided by the present utility model;

FIG. 6 is a perspective view of a hub according to the present utility model;

FIG. 7 is a perspective view of a spindle configuration provided by the present utility model;

in the figure: 01 a wire harness tightening device; 1, a shell; 2 a feeding door; 3 a support; 4 heavy duty bobbins; 5 a drive shaft assembly; a 51 nut; 52 top needle stand; 53 bushings; 54 spindle; 541 a shaft pipe; 542 thimble; 543 guide grooves; 544 telescopic pipes; 545 guide strip; 546 screw; 6 a power device; a bearing seat 7; 71 a vertical frame; 72 a base; 8, a speed reducer; 81 primary pulley; 82 a drive belt; 83 secondary pulley.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7 together, a power mechanism of a wire feeder disclosed in the present utility model will now be described, wherein an output end of the power mechanism is connected to a wire harness tightening device 01, and the power mechanism structurally comprises a housing 1, a heavy-duty spool 4, a power device 6 and a bearing seat 7. In the present embodiment, the power unit 6 is an electric motor or an internal combustion engine. The casing 1 is sheet metal construction, and casing 1 front side sets up feed gate 2, opens feed gate 2 and can send into equipment with heavy spool 4 in, and the bottom of casing 1 is provided with support piece 3, and support piece 3 can be the universal wheel or the landing leg to the position of fixed support piece 3.

In this embodiment, as shown in fig. 2, the axis of the heavy-duty spool 4 is adapted to be inserted into the driving shaft assembly 5, and the driving shaft assembly 5 faces the feeding gate 2 and is coaxially connected with the heavy-duty spool 4 in a transmission manner, so that when the driving shaft assembly 5 rotates, the heavy-duty spool 4 can be driven to rotate synchronously. In this embodiment, the power device 6 is in transmission connection with the driving assembly 5 through the speed reducer 8, and the speed reducer 8 can reduce the rotation speed and increase the output torque, so as to drive the heavy-duty spool 4 to rotate. On the basis of the structure, the driving shaft assembly 5 is arranged at the center of the bearing seat 7, and the bottom of the bearing seat 7 is fixedly arranged in the shell 1, so that the position stability of the bearing seat 7 is ensured.

In this embodiment, as shown in fig. 4, the speed reducer 8 includes a main belt pulley 81, a driving belt 82 and a secondary belt pulley 83, wherein the center of the main belt pulley 81 is fixedly sleeved at the end of the driving shaft assembly 5, the main shaft 54 rotates, and the secondary belt pulley 83 is coaxially connected with the output end of the power device 6 in a driving manner; the secondary pulley 83 is in driving connection with the primary pulley 81 through a driving belt 82, the driving belt 82 is a synchronous belt, and the inner periphery of the belt is toothed to be meshed with the toothed pulley. When the synchronous belt is in transmission, the transmission ratio is accurate, the axial acting force is small, the structure is compact, the oil resistance, the wear resistance and the ageing resistance are good, and further, the diameter of the secondary pulley 83 is smaller than that of the main pulley 81, so that the secondary pulley 83 drives the main pulley 81 to rotate, the speed reduction effect can be achieved, and the driving force of the main pulley 81 is improved.

In some embodiments, as shown in fig. 5 and 6, the driving shaft assembly 5 includes a nut 51, a top hub 52 and a bushing 53, where a handle is fixedly disposed on the nut 51 for rotating the nut 51, and the nut 51 is screwed on the end of the main shaft 54, and the main shaft 54 is coaxially connected with the main belt wheel 81 in a transmission manner, and since the bushing 53 is inserted into the top hub 52 and sleeved on the main shaft 54, the top hub 52 is sleeved on the main shaft 54 and abuts against one end of the heavy-duty spool 4, and the end of the bushing 53 abuts against the nut 51, and when the main shaft 54 is kept stationary, the nut 51 can abut against the bushing 53 by screwing in, so that the top hub 52 abuts against the heavy-duty spool 4. In this embodiment, the cone or the truncated cone of the top needle seat 52 can well limit the heavy-duty spool 4, so as to avoid the problem of axial play or radial runout of the heavy-duty spool 4.

In some embodiments, the speed reducer 8 is optionally a gear reducer or worm gear reducer, the main function of which is to create a reduction ratio, increasing the torque force acting on the heavy-duty spool 4.

In some embodiments, as in fig. 5, the bearing housing 7 includes a stand 71 and a base 72. Wherein, the middle part of the stand 71 is provided with a bearing 73, and the bearing 73 is internally provided with a main shaft 54 so as to reduce the abrasion to the main shaft 54. The top of the base 72 is fixedly connected with the stand 71 and fixedly arranged at the bottom of the casing 1.

In some embodiments, a hall element is provided within the stand 71, through which the number of turns of the spindle 54 is detected, thereby calculating and detecting the length of the heavy spool 4 paid-out.

In some embodiments, as shown in fig. 7, the main shaft 54 includes a shaft tube 541, a telescopic tube 544, and a threaded rod 546, wherein the end of the shaft tube 541 is provided with a thimble 542, and the thimble 542 abuts against the other end of the heavy-duty spool 4, thereby limiting the heavy-duty spool 4 through the thimble 542 and the thimble seat 52. In this embodiment, the inner wall of the shaft tube 541 is provided with a guide groove 543 along the axial direction, while the outer walls of the telescopic tubes 544 are provided with a guide bar 545 embedded in the guide groove 543, and the telescopic tubes 544 are movably inserted in the telescopic shaft tube 541 to form a linear pair, so that the telescopic tubes 544 linearly move along the length direction of the shaft tube 541, on this basis, a screw 546 is inserted in the telescopic tubes 544, and the end of the screw 546 is provided with a rocking handle 547, and the screw 546 is in threaded connection with the telescopic tubes 544, so as to form a screw pair, when the rocking handle 547 is rotated, the screw 546 can drive the telescopic tubes 544 to stretch and retract in the shaft tube 541, in this embodiment, the telescopic tubes 544 are inserted on the heavy-duty bobbins 4, and when the telescopic tubes 544 are retracted, the heavy-duty bobbins 4 can be separated from the equipment, thereby achieving the effect of rapidly assembling and disassembling the heavy-duty bobbins 4.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a wire feeder power mechanism, the output links to each other with pencil straining device (01), its characterized in that includes:

a shell (1), a feed door (2) is arranged at the front side, and a supporting piece (3) is arranged at the bottom;

-a heavy duty spool (4) having an axis adapted to be inserted into a drive shaft assembly (5), said drive shaft assembly (5) being directly opposite said feed gate (2) and being in coaxial driving connection with said drive shaft assembly (5);

the power device (6) is in transmission connection with the driving shaft assembly (5) through a speed reducer (8);

the bearing seat (7) is inserted with a driving shaft component (5) at the center, and the bottom is fixedly arranged in the shell (1).

2. The wire feeder power mechanism of claim 1, wherein the speed reducer (8) comprises:

a main belt wheel (81) fixedly sleeved at the center of the end part of the driving shaft assembly (5);

a secondary belt wheel (83) which is coaxially connected with the output end of the power device (6) in a transmission way;

the secondary pulley (83) is in transmission connection with the main pulley (81) through a transmission belt (82), and the diameter of the secondary pulley (83) is smaller than that of the main pulley (81).

3. The wire feeder power mechanism according to claim 2, wherein the drive shaft assembly (5) comprises:

the nut (51) is in threaded connection with the end part of the main shaft (54), and the main shaft (54) is in coaxial transmission connection with the main belt wheel (81);

a needle holder (52) sleeved on the main shaft (54) and propped against one end of the heavy-duty spool (4);

a bushing (53) inserted in the ejector pin seat (52) and sleeved on the main shaft (54), and the end part of the bushing is abutted against the nut (51).

4. Wire feeder mechanism according to claim 1, characterized in that the speed reducer (8) is a gear reducer or a worm gear reducer.

5. A wire feeder power mechanism according to claim 3, characterized in that the bearing housing (7) comprises:

a vertical frame (71), wherein a bearing (73) is arranged in the middle of the vertical frame, and a main shaft (54) is inserted into the bearing (73);

the top of the base (72) is fixedly connected with the stand (71) and fixedly arranged at the bottom of the shell (1).

6. The wire feeder power mechanism of claim 5, wherein hall elements are provided in the stand (71).

7. The wire feeder mechanism of claim 5, wherein the spindle (54) comprises:

a thimble (542) is arranged at the end part of the shaft tube (541), the thimble (542) is propped against the other end of the heavy-duty spool (4), and a guide groove (543) is arranged on the inner wall along the axial direction;

a telescopic pipe (544) which is movably inserted into the shaft pipe (541), and the outer wall of which is provided with a guide strip (545) embedded into the guide groove (543);

the end part of the screw rod (546) is provided with a rocking handle (547), and the rod body is inserted into the telescopic tube (544) and is in threaded transmission connection with the telescopic tube (544).

8. The wire feeder power mechanism according to claim 1, characterized in that the power means (6) is an electric motor or an internal combustion engine.