Wire drawing machine cone pulley convenient to install and replace

Abstract

The utility model discloses a wire drawing machine cone pulley convenient to mount and replace, which comprises a cone pulley body, and a mounting hole is arranged at the axis of the cone pulley body. By means of the internal spline and the external spline, the cone pulley body can be conveniently and rapidly arranged on the surface of a transmission shaft in a sleeving mode, then the fastening nut is screwed to achieve primary fixing, and after an external tool is inserted into an inner cavity of the inner hexagonal counter bore, the rotating shaft can be driven to rotate by rotating the external tool. The rotating shaft drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, the driven bevel gear drives the threaded rod to rotate, the threaded rod drives the threaded pipe to move and enter the inner cavity of the pin hole, and then the transmission shaft and the cone pulley body can be fixed and limited. The connection strength can be guaranteed, meanwhile, the disassembly and assembly convenience is guaranteed, and great convenience is brought to follow-up maintenance work.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wire drawing machine technical field, concretely is a wire drawing machine tower wheel convenient to install and replace. BACKGROUND

[0002] Wire drawing machine also be called wire drawing machine, draw wire machine is widely used in industrial applications mechanical equipment, is widely used in mechanical manufacturing, hardware processing, petrochemical industry, plastics, bamboo and wood products, wire and cable industry, tower wheel is the important wire drawing spare part in wire drawing machine.

[0003] The existing wire drawing machine tower wheel is installed on the upper end of the mounting shaft through a screw, and the mounting shaft is driven by a motor to rotate to realize wire drawing. This installation method generally has only one screw, and the installation firmness is poor, and the screw is prone to loosening, thereby affecting the wire drawing work. Therefore, a wire drawing machine tower wheel that is convenient to install and firm is needed to be designed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a wire drawing machine tower wheel convenient to install and replace, has the advantages of convenient disassembly and firm, solves the problem of the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a wire drawing machine tower wheel convenient to install and replace, including tower wheel body, the axle of tower wheel body is equipped with the mounting hole, the inner wall of mounting hole is equipped with the internal spline, the inner chamber of mounting hole is connected with transmission shaft slidingly, the top of transmission shaft is connected with the cover plate through bolt fixing, the top of transmission shaft and the bottom of cover plate all are equipped with the axle hole, the inner wall of axle hole is equipped with the rectangular hole, the bottom of transmission shaft and the front and rear ends on the surface of cover plate all are fixedly connected with the external spline that cooperates with internal spline uses, the right end of transmission shaft and cover plate is connected with the fastening nut of screw thread,

[0006] The inner wall of axle hole is fixedly connected with the rotating shaft through the bearing, the surface of rotating shaft is fixedly connected with the driving bevel gear, the surface of driving bevel gear is engaged with the driven bevel gear, the surface of driven bevel gear is fixedly connected with the threaded rod, the surface of threaded rod is connected with the threaded tube of screw thread, the threaded tube is connected in the inner chamber of rectangular hole slidingly, the inner wall of mounting hole is equipped with the pin hole that cooperates with threaded tube uses.

[0007] Preferably, the number of internal spline and external spline is three, and they are arranged equidistantly in a circle.

[0008] Preferably, the surface left end of transmission shaft is fixedly connected with the limit board, and the right side of limit board is in contact with the left side of tower wheel body.

[0009] Preferably, the top of the transmission shaft and the top of the cover plate are provided with threaded holes, and the inner cavities of the threaded holes are connected with cross bolts in a threaded mode.

[0010] Preferably, the right side of the rotating shaft is provided with an inner hexagonal counterbore, and the rotating shaft is designed in a convex shape.

[0011] Preferably, the surface of the threaded rod is fixedly connected with a bearing seat, and the surface of the bearing seat is fixedly connected with the inner wall at the shaft center.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1、 the utility model discloses a inner spline and outer spline are set up, can conveniently and quickly with the transmission shaft of tower wheel body cover surface is fastened nut is screwed again can realize the preliminary fixation, then through the inner cavity of the inner hexagonal counterbore of external tool is inserted, through rotating external tool can drive rotating shaft rotation, rotating shaft drives driving bevel gear rotation, driving bevel gear drives driven bevel gear rotation, driven bevel gear drives threaded rod moves into the inner cavity of pin hole, transmission shaft and tower wheel body can be fixed and limited after the threaded pipe, through adopting above -mentioned structure, can realize the function of double -fixed, can guarantee the strength of connection and also guarantee the convenience of dismouting, has brought great convenience to subsequent maintenance work.

[0014] 2、 the utility model discloses a limiting plate is set up, can avoid the misplacement phenomenon of tower wheel body and transmission shaft connecting position, through the threaded hole and cross bolt of adopting and fix the cover plate with transmission shaft, can conveniently and quickly dismantle maintenance to its internal parts, through setting up the inner hexagonal counterbore, can be convenient for external tool to insert the inner cavity of rotating shaft. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] Figure 2 It is the transmission shaft and cover plate connecting structure schematic diagram of the utility model;

[0017] Figure 3 It is the tower wheel side view schematic diagram of the utility model;

[0018] Figure 4 It is the transmission shaft and cover plate connecting structure explosion schematic diagram of the utility model;

[0019] Figure 5 It is the driving bevel gear and driven bevel gear connecting structure schematic diagram of the utility model.

[0020] In the figure: 1, tower wheel body; 2, mounting hole; 3, inner spline; 4, transmission shaft; 5, cover plate; 6, shaft hole; 7, rectangular hole; 8, outer spline; 9, fastening nut; 10, rotating shaft; 11, driving bevel gear; 12, driven bevel gear; 13, threaded rod; 14, threaded tube; 15, limiting plate; 16, bearing seat. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] The components of the utility model are all general standard components or components known to those skilled in the art, and their structures and principles can be known by the technical personnel through technical manuals or through conventional experimental methods.

[0023] Embodiment one:

[0024] Please refer to Figures 1-5 , in order to achieve the purpose of preliminary installation and fixation, the following technical scheme is provided, specifically discloses: a wire drawing machine tower wheel convenient to install and replace, including tower wheel body 1, the shaft center of tower wheel body 1 is provided with mounting hole 2, the inner wall of mounting hole 2 is provided with inner spline 3, the inner cavity of mounting hole 2 is slidably connected with transmission shaft 4, the top of transmission shaft 4 is fixedly connected with cover plate 5 through bolts, the top of transmission shaft 4 and the bottom of cover plate 5 are both provided with shaft hole 6, the inner wall of shaft hole 6 is provided with rectangular hole 7, the bottom of transmission shaft 4 and the front and rear ends of the surface of cover plate 5 are both fixedly connected with outer spline 8 used in cooperation with inner spline 3, the right end of transmission shaft 4 and cover plate 5 is screwedly connected with fastening nut 9, the number of inner spline 3 and outer spline 8 is three, and they are arranged at equal distances in a circle, the surface left end of transmission shaft 4 is fixedly connected with limiting plate 15, the right side of limiting plate 15 is in contact with the left side of tower wheel body 1, the top of transmission shaft 4 and the top of cover plate 5 are both provided with threaded hole, the inner cavity of threaded hole is screwedly connected with cross bolt.

[0025] Embodiment two:

[0026] Please refer to Figures 1-5The embodiment is provided with the following technical scheme to achieve the purpose of secondary limiting fixation, and specifically discloses that the inner wall of the shaft hole 6 is fixedly connected with a rotating shaft 10 through a bearing, the surface of the rotating shaft 10 is fixedly connected with a driving bevel gear 11, the surface of the driving bevel gear 11 is engaged with a driven bevel gear 12, the surface of the driven bevel gear 12 is fixedly connected with a threaded rod 13, the surface of the threaded rod 13 is threadedly connected with a threaded tube 14, the threaded tube 14 is slidingly connected to the inner cavity of the rectangular hole 7, the inner wall of the mounting hole 2 is provided with a pin hole matched with the threaded tube 14, the right side of the rotating shaft 10 is provided with an inner hexagonal counterbore, the rotating shaft 10 is designed in a convex shape, the surface of the threaded rod 13 is fixedly connected with a bearing seat 16, and the surface of the bearing seat 16 is fixedly connected with the inner wall at the shaft center.

[0027] The control mode of the utility model is automatically controlled through the controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, and the control mode and the circuit connection are not explained in detail.

[0028] In use, the inner spline 3 and the outer spline 8 are arranged, so that the tower wheel body 1 can be conveniently and quickly sleeved on the surface of the transmission shaft 4, then the fastening nut 9 is tightened to realize preliminary fixation, then the inner cavity of the inner hexagonal counterbore is inserted into the outer tool, the outer tool is rotated to drive the rotating shaft 10 to rotate, the rotating shaft 10 drives the driving bevel gear 11 to rotate, the driving bevel gear 11 drives the driven bevel gear 12 to rotate, the driven bevel gear 12 drives the threaded rod 13 to rotate, and the threaded rod 13 drives the threaded tube 14 to move into the inner cavity of the pin hole, so that the transmission shaft 4 and the tower wheel body 1 are fixed and limited.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A wire drawing machine capstan wheel which is easy to replace and install, comprising a capstan wheel body (1), characterized in that: The inner wall of the mounting hole (2) is provided with an inner spline (3), the inner cavity of the mounting hole (2) is slidably connected with a transmission shaft (4), the top of the transmission shaft (4) is fixedly connected with a cover plate (5) through bolts, the top of the transmission shaft (4) and the bottom of the cover plate (5) are both provided with an axis hole (6), the inner wall of the axis hole (6) is provided with a rectangular hole (7), the bottom of the transmission shaft (4) and the front and rear ends of the surface of the cover plate (5) are both fixedly connected with an outer spline (8) matched with the inner spline (3), and the right end of the transmission shaft (4) and the cover plate (5) is threadedly connected with a fastening nut (9). The inner wall of the axis hole (6) is fixedly connected with a rotating shaft (10) through a bearing, the surface of the rotating shaft (10) is fixedly connected with a driving bevel gear (11), the surface of the driving bevel gear (11) is engaged with a driven bevel gear (12), the surface of the driven bevel gear (12) is fixedly connected with a threaded rod (13), the surface of the threaded rod (13) is threadedly connected with a threaded tube (14), the threaded tube (14) is slidably connected in the inner cavity of the rectangular hole (7), and the inner wall of the mounting hole (2) is provided with a pin hole matched with the threaded tube (14).

2. A wire drawing machine tower wheel for easy replacement according to claim 1, characterized in that: The number of the inner spline (3) and the outer spline (8) is three, and they are arranged at equal distances in a circle.

3. A conveniently replaceable drawing machine roller according to claim 1, characterized in that: The surface of the transmission shaft (4) is fixedly connected with a limiting plate (15) at the left end, and the right side of the limiting plate (15) is in contact with the left side of the tower wheel body (1).

4. The easily replaceable bushing for a wire drawing machine capstan of claim 1 wherein: The top of the transmission shaft (4) and the top of the cover plate (5) are both provided with a threaded hole, and the inner cavity of the threaded hole is threadedly connected with a cross bolt.

5. A conveniently replaceable drawing machine roller according to claim 1, characterized in that: The right side of the rotating shaft (10) is provided with an inner hexagonal counterbore, and the rotating shaft (10) adopts a convex design.

6. A conveniently replaceable drawing machine roller according to claim 1, characterized in that: The surface of the threaded rod (13) is fixedly connected with a bearing seat (16), and the surface of the bearing seat (16) is fixedly connected with the inner wall at the shaft center.

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