CN215745628U

CN215745628U - Quick wheel-changing automatic looper

Info

Publication number: CN215745628U
Application number: CN202122207804.7U
Authority: CN
Inventors: 李特印
Original assignee: Hengshui Shuaiyin Rubber And Plastic Products Co ltd
Current assignee: Hengshui Shuaiyin Rubber And Plastic Products Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-08
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses an automatic looper capable of quickly changing wheels, which comprises a base, and a horizontal straightening assembly, a vertical straightening assembly, a driving assembly, a coil winding assembly and a cutting assembly which are arranged on the base in sequence from a feeding end, wherein the driving assembly comprises a plurality of groups of wire feeding wheels used in pairs, each wire feeding wheel comprises a driving wheel disc and a rotating shaft, the inner end of each rotating shaft is erected on the base through a bearing and is driven to rotate by a driving mechanism, the outer end of each rotating shaft is coaxially provided with a positioning step and a connecting shaft head, each driving wheel disc is sleeved on the corresponding connecting shaft head and is connected to the corresponding positioning step through a bolt, and the outer cylindrical surface of each driving wheel disc is provided with a wiring groove. The automatic looper with the fast wheel changing function is convenient for fast changing the wheel feeding wheel, is suitable for small-batch multi-specification round steel looper operation, reduces the equipment cost and improves the operation efficiency.

Description

Quick wheel-changing automatic looper

Technical Field

The utility model relates to the technical field of automatic loopers, in particular to an automatic looper with a fast wheel change function.

Background

The automatic looping machine is widely suitable for the rolling, semi-circle or circular arc with any angle of various round steel or wire rods, and can also be used for manufacturing square and oval workpieces by matching with a special die and an adjustable pressure wheel; the wire rod, panel of non-circular cross section only need change transfer line wheel, send line wheel, fabric guide and cutters can process, because it has advanced control technology, the performance of operation is steady, the production rate is fast, the accurate precision of product size is high, possess manual slow speed positive and negative rotation function, easy and simple to handle, power saving, high yield, characteristics such as low in production cost, use very extensively.

However, when the conventional automatic looper performs a looper operation on round steel, the round steel has a large number of specifications and has different diameters. To the production of the small batch looping operation, the wire feeding wheels of different wiring grooves need to be frequently replaced, so that the round steel raw materials of different specifications can be better adapted, otherwise, the round steel raw materials slip or slip-out and other faults easily occur, and the operation efficiency is influenced. If the machine tables of various specifications are purchased to adapt to the circling operation of round steel raw materials of different specifications, a large amount of equipment funds are needed, the equipment cost is increased, and meanwhile, the waste of part of machine tables when no operation task exists can be caused.

Therefore, it is necessary to develop an automatic looper with fast wheel change aiming at the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic looper with fast wheel changing, which is convenient for fast changing a wire feeding wheel, is suitable for small-batch multi-specification round steel looper operation, reduces equipment cost and improves operation efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model discloses an automatic looper capable of quickly changing wheels, which comprises a base, and a horizontal straightening assembly, a vertical straightening assembly, a driving assembly, a coil winding assembly and a cutting assembly which are arranged on the base in sequence from a feeding end, wherein the driving assembly comprises a plurality of groups of paired wire feeding wheels, each wire feeding wheel comprises a driving wheel disc and a rotating shaft, the inner end of each rotating shaft is erected on the base through a bearing and is driven to rotate by a driving mechanism, the outer end of each rotating shaft is coaxially provided with a positioning step and a connecting shaft head, the driving wheel discs are sleeved on the connecting shaft heads and are connected to the positioning steps through bolts, and the outer cylindrical surface of each driving wheel disc is provided with a wiring groove.

Furthermore, four bolt through holes are formed in the driving wheel disc, four threaded holes are correspondingly formed in the positioning steps, and long bolts penetrate through the bolt through holes and are in threaded connection with the threaded holes.

Further, the driving wheel disc further comprises a flat key strip, a flat key groove is formed between the driving wheel disc and the connecting shaft head, and the flat key strip is installed in the flat key groove.

Furthermore, the connecting shaft head is arranged to be a spline shaft, a middle hole of the driving wheel disc is correspondingly arranged to be a spline groove hole, and the spline groove hole is sleeved on the spline shaft.

Furthermore, a tool withdrawal groove is formed in the root part, close to the positioning step, of the connecting shaft head.

Furthermore, the wire distributing grooves comprise a first wire distributing groove and a second wire distributing groove which are arranged in parallel, the radius of the arc grooves of the first wire distributing groove and the second wire distributing groove is different, and the central lines of the first wire distributing groove and the second wire distributing groove are symmetrically arranged about the thickness central plane of the driving wheel disc.

Furthermore, the coil assembly comprises a plurality of wire pressing wheels, and the structure of each wire pressing wheel and the wire feeding wheel are in a detachable wheel disc form.

Compared with the prior art, the automatic looper with the fast wheel change has the beneficial effects that:

according to the automatic looper with the fast wheel changing function, the driving wheel disc is detachably connected to the connecting shaft head, the diameter of the connecting shaft head is large, when round steel materials with different specifications need to be changed for looper, only the driving wheel disc with the light weight needs to be replaced by detaching bolts, and the whole roller main body with the large weight is prevented from being replaced. The automatic looper with the fast wheel changing function is convenient for fast changing the wheel feeding wheel, is suitable for small-batch multi-specification round steel looper operation, reduces the equipment cost and improves the operation efficiency.

In addition, the flat key strip is arranged between the connecting shaft head and the middle hole of the driving wheel disc, so that the connecting strength between the connecting shaft head and the middle hole of the driving wheel disc is increased, and the driving wheel disc is ensured not to be subjected to axial dislocation relative to the connecting shaft head when the round steel material is driven. Through set up the spline connection form between connection spindle nose and the driving wheel dish mesopore, not only increased circumference and prevented the dislocation ability, for flat key connected mode, circumference atress is even moreover, convenient to detach. The tool withdrawal groove is arranged at the root part of the connecting shaft head close to the positioning step, so that the situation that the driving wheel disc is not installed in place and cannot be attached to the positioning step due to interference of the position of the corner part when the driving wheel disc is installed can be avoided. Through the wiring groove that sets up two different specifications at the outer face of cylinder of a drive rim plate, and two wiring grooves are symmetrical about the thickness central plane of drive rim plate and are set up, can only need dismantle the stay bolt when switching these two kinds of specifications, take off the drive rim plate and transfer installation direction after reinstallation, can accomplish the switching, improved switching efficiency. Through the structure of fabric wheel adopts with send the unanimous form of line wheel, also can the quick replacement mode of bending the rim plate, reduce equipment cost improves the operating efficiency of circling.

Drawings

The utility model is further illustrated in the following description with reference to the drawings.

FIG. 1 is a schematic view of the main view of the automatic looper with fast wheel changing of the present invention;

FIG. 2 is a schematic view of a portion I in FIG. 1;

FIG. 3 is a schematic sectional view of the portion A-A in FIG. 2;

fig. 4 is a schematic front view of a detachable wheel disc portion of an automatic ring rolling machine with fast wheel replacement according to another embodiment of the present invention.

Description of reference numerals: 1. a machine base; 2. a horizontal alignment assembly; 3. a vertical alignment assembly; 4. a drive assembly; 401. a drive wheel disc; 4011. a first wiring duct; 4012. a second wiring duct; 4013. a flat key groove; 4014. a spline groove hole; 402. a rotating shaft; 403. positioning a step; 404. a tool withdrawal groove; 5. a coil assembly; 501. bending the wheel disc; 6. cutting off the assembly; 7. a long bolt; 8. a flat key bar.

Detailed Description

The core of the utility model is to provide the automatic looper with the fast wheel change, which is convenient for fast changing the wheel feeding wheel, is suitable for small-batch multi-specification round steel looper operation, reduces the equipment cost and improves the operation efficiency.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to the attached drawings, fig. 1 is a schematic view of a main view structure of the quick wheel-changing automatic looper of the utility model; FIG. 2 is a schematic view of a portion I in FIG. 1; FIG. 3 is a schematic sectional view of the portion A-A in FIG. 2; fig. 4 is a schematic front view of a detachable wheel disc portion of an automatic ring rolling machine with fast wheel replacement according to another embodiment of the present invention.

In a specific embodiment, as shown in fig. 1 to 4, the fast wheel-changing automatic looper of the present invention comprises a base 1, and a horizontal straightening component 2, a vertical straightening component 3, a driving component 4, a rolling component 5 and a cutting component 6 which are arranged on the base 1 in sequence from a feeding end. The round steel material is constantly conveyed backwards under the driving of the driving assembly 4 and fed, when passing through the horizontal straightening assembly 2 and the vertical straightening assembly 3, the wire rod round steel is straightened, enters the coil assembly 5 and is bent into a circular shape, and after the specified number of turns is reached, the cutting assembly 6 acts to cut off the round steel material. The driving assembly 4 comprises a plurality of groups of wire feeding wheels used in pairs, each wire feeding wheel comprises a driving wheel disc 401 and a rotating shaft 402, and the inner end of each rotating shaft 402 is erected on the machine base 1 through a bearing and is driven to rotate by a driving mechanism of the equipment. The outer end of the rotating shaft 402 is coaxially provided with a positioning step 403 and a connecting shaft head, and the driving wheel disc 401 is sleeved on the connecting shaft head and connected to the positioning step 403 through a bolt. The diameter of the connecting stub shaft is greater than the diameter of the inner end body portion of the rotating shaft 402. An annular wiring groove for bearing the round steel material is formed in the outer cylindrical surface of the driving wheel disc 401.

Can dismantle through driving wheel disc 401 and be connected to connect the last connection form of spindle nose, it is great to connect the spindle nose diameter, when the round steel material that needs to change different specifications carries out the looper, only need dismantle the bolt change weight lighter driving wheel disc 401 can, avoided changing the great whole gyro wheel main part of weight. The automatic looper with the fast wheel changing function is convenient for fast changing the wheel feeding wheel, is suitable for small-batch multi-specification round steel looper operation, reduces the equipment cost and improves the operation efficiency.

In an embodiment of the present invention, as shown in fig. 1 to 4, four bolt through holes are provided on the driving wheel 401, four threaded holes are correspondingly provided on the positioning step 403, and the long bolt 7 passes through the bolt through holes and is in threaded connection with the threaded holes.

Obviously, the number of said long bolts 7 can also be six or eight, and similar simple variants fall within the scope of protection of the present invention.

In a specific embodiment of the present invention, as shown in fig. 2 and 3, the automatic ring making machine for fast changing wheels further includes a flat key strip 8, a flat key groove is disposed at an outer circle of the connecting shaft head, a flat key groove 4013 is disposed in a hole in the corresponding driving wheel disc 401, and the flat key strip 8 is mounted in the flat key groove.

The flat key strip 8 is arranged between the connecting shaft head and the middle hole of the driving wheel disc 401, so that the connecting strength between the connecting shaft head and the middle hole of the driving wheel disc 401 is increased, and the driving wheel disc 401 is ensured not to be subjected to axial dislocation relative to the connecting shaft head when the round steel material is driven.

In one embodiment of the present invention, as shown in fig. 4, the connecting shaft head is configured as a spline shaft, the central hole of the driving wheel disc 401 is correspondingly configured as a spline groove hole 4014, and the spline groove hole 4014 is sleeved on the spline shaft.

Through set up the spline connection form between connecting spindle nose and the drive wheel disc 401 mesopore, not only increased circumference and prevented the dislocation ability, for the flat key connected mode, circumference atress is even moreover, convenient to detach.

In an embodiment of the present invention, as shown in fig. 3, the connecting stub shaft is provided with a relief 404 near the root of the positioning step 403. Obviously, chamfers can be arranged at the sidelines at two ends of the middle hole of the driving wheel disc 401, and the driving wheel disc 401 can be installed in place. Similar modifications are within the scope of the utility model.

The tool withdrawal groove 404 is arranged at the root part of the connecting shaft head close to the positioning step 403, so that the situation that the driving wheel disc 401 is not installed in place and cannot be attached to the positioning step 403 due to interference of the corner position when the driving wheel disc 401 is installed can be avoided.

In a specific embodiment of the present invention, as shown in fig. 3, the cabling channels include a first cabling channel 4011 and a second cabling channel 4012 that are arranged in parallel, and the first cabling channel 4011 and the second cabling channel 4012 have different arc channel radii, and are respectively adapted to conveying round steel materials of different specifications. The center lines of the first wiring groove 4011 and the second wiring groove 4012 are arranged symmetrically with respect to the thickness center plane of the driving wheel disc 401.

Through setting up the trough of two different specifications at a drive rim plate 401's outer face of cylinder, and two trough are symmetrical about the thickness central plane of drive rim plate 401 and are set up, can be when switching these two kinds of specifications, only need dismantle long bolt 7, take off drive rim plate 401 and transfer and install the reinstallation after the installation direction, can accomplish the switching, improved switching efficiency.

In one embodiment of the utility model, as shown in fig. 1, the lap winding assembly 5 comprises a plurality of creasing wheels, the structure of which is in the form of a detachable disc in correspondence with the feeding wheel. The wire pressing wheel also comprises a bending wheel disc 501 and a rotating shaft, and the bending wheel disc 501 and the rotating shaft are detachably connected through bolts.

Through the structure of fabric wheel adopts with send the line wheel unanimous form, also can quick replacement bend the mode of rim plate 501, reduce equipment cost improves the operating efficiency of circling.

When the quick wheel-changing automatic looper is used: the round steel material is continuously conveyed backwards and fed under the driving of the wire feeding wheel of the driving assembly 4, when passing through the horizontal straightening assembly 2 and the vertical straightening assembly 3, the round steel wire rods are straightened, enter the coil assembly 5 and are bent into a circular shape, and after the specified number of turns is reached, the cutting assembly 6 acts to cut off the round steel material. When the round steel material of another specification needs to be looped, the driving wheel disc 401 of the corresponding specification is found out, the long bolt 7 is disassembled, the original driving wheel disc 401 is taken down, and the looping operation is carried out after the driving wheel disc 401 of a new specification is installed again.

According to the automatic looper with the fast wheel changing function, the driving wheel disc 401 is detachably connected to the connecting shaft head, the diameter of the connecting shaft head is large, when round steel materials with different specifications need to be changed for looper, only the driving wheel disc 401 with light weight needs to be replaced by detaching bolts, and the whole roller main body with large weight is prevented from being replaced. The automatic looper with the fast wheel changing function is convenient for fast changing the wheel feeding wheel, is suitable for small-batch multi-specification round steel looper operation, reduces the equipment cost and improves the operation efficiency. In addition, the flat key strips 8 are arranged between the connecting shaft heads and the holes in the driving wheel disc 401, so that the connecting strength between the connecting shaft heads and the holes in the driving wheel disc 401 is increased, and the driving wheel disc 401 is ensured not to be axially dislocated relative to the connecting shaft heads when the round steel material is driven. Through set up the spline connection form between connecting spindle nose and the drive wheel disc 401 mesopore, not only increased circumference and prevented the dislocation ability, for the flat key connected mode, circumference atress is even moreover, convenient to detach. The tool withdrawal groove 404 is arranged at the root part of the connecting shaft head close to the positioning step 403, so that the situation that the driving wheel disc 401 is not installed in place and cannot be attached to the positioning step 403 due to interference of the corner position when the driving wheel disc 401 is installed can be avoided. Through setting up the trough of two different specifications at a drive rim plate 401's outer face of cylinder, and two trough are symmetrical about the thickness central plane of drive rim plate 401 and are set up, can be when switching these two kinds of specifications, only need dismantle long bolt 7, take off drive rim plate 401 and transfer and install the reinstallation after the installation direction, can accomplish the switching, improved switching efficiency. Through the structure of fabric wheel adopts with send the line wheel unanimous form, also can quick replacement bend the mode of rim plate 501, reduce equipment cost improves the operating efficiency of circling.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the scope of the present invention is defined by the claims.

Claims

1. An automatic looper with fast wheel changing comprises a machine base (1), and a horizontal straightening component (2), a vertical straightening component (3), a driving component (4), a rolling component (5) and a cutting component (6) which are arranged on the machine base (1) in sequence from a feeding end, characterized in that the driving component (4) comprises a plurality of groups of wire feeding wheels used in pairs, the wire feeding wheels comprise driving wheel discs (401) and rotating shafts (402), the inner end of the rotating shaft (402) is erected on the machine base (1) through a bearing and is driven to rotate by a driving mechanism, the outer end of the rotating shaft (402) is coaxially provided with a positioning step (403) and a connecting shaft head, the driving wheel disc (401) is sleeved on the connecting shaft head and connected to the positioning step (403) through bolts, and a wiring groove is formed in the outer cylindrical surface of the driving wheel disc (401).

2. The automatic looper machine of changing wheel fast of claim 1, characterized in that: four bolt through holes are formed in the driving wheel disc (401), four threaded holes are correspondingly formed in the positioning step (403), and long bolts (7) penetrate through the bolt through holes and are in threaded connection with the threaded holes.

3. The automatic looper machine of changing wheel fast of claim 2, characterized in that: the driving wheel disc is characterized by further comprising a flat key strip (8), a flat key groove is formed between the driving wheel disc (401) and the connecting shaft head, and the flat key strip (8) is installed in the flat key groove.

4. The automatic looper machine of changing wheel fast of claim 2, characterized in that: the connecting shaft head is arranged to be a spline shaft, a middle hole of the driving wheel disc (401) is correspondingly arranged to be a spline groove hole (4014), and the spline groove hole (4014) is sleeved on the spline shaft.

5. The automatic looper machine of changing wheel fast of claim 1, characterized in that: the connecting shaft head is provided with a tool withdrawal groove (404) at the root part close to the positioning step (403).

6. The automatic looper machine of changing wheel fast of any one of claims 1 to 5, characterized in that: the wire casing includes parallel arrangement's first trough (4011) and second trough (4012), the circular arc groove radius of first trough (4011) and second trough (4012) is different, the central line of first trough (4011) and second trough (4012) is about the thickness central plane symmetry of drive rim plate (401) sets up.

7. The automatic looper machine of changing wheel fast of claim 1, characterized in that: the coil assembly (5) comprises a plurality of wire pressing wheels, and the structure of each wire pressing wheel and the wire feeding wheel are in the same form of a detachable wheel disc.