CN220006740U - Multi-model knurling and slicing device - Google Patents

Abstract

The utility model relates to the technical field of metal coil knurling and slicing equipment, and discloses a multi-type knurling and slicing device which comprises at least two knurling machines and at least two slicing machines, wherein the knurling machines and the slicing machines are sequentially arranged along the conveying direction of a metal coil, the knurling machines and the slicing machines also comprise sliding mechanisms, the number of the sliding mechanisms is equal to that of the knurling machines, and the knurling machines are connected onto the sliding mechanisms in a sliding manner. The utility model solves the problems of the prior art that the slicing and knurling working procedures of the metal coiled material are low in efficiency.

Description

Multi-model knurling and slicing device

Technical Field

The utility model relates to the technical field of metal coiled material knurling and slicing equipment, in particular to a multi-type knurling and slicing device.

Background

According to market demands, after a part of metal coiled materials such as aluminum coils, copper coils and the like are cut into sheets with preset sizes, knurling operation is needed to be carried out on one side or two sides of the sheets, so that preset functions or decorative patterns are formed on the side surfaces of the sheets. The existing processing procedure is generally that firstly, a metal coiled material is sliced by a slicer to form a sheet, and then the sheet is transported and transferred to a knurling machine for knurling, and finally, a product is obtained.

By adopting the processing mode, in the processing process, firstly, the sliced sheets are required to be stacked and tidied, then are conveyed to a knurling machine for feeding knurling again, and after the knurling, the sheets after the knurling are required to be stacked and tidied, the whole process is required to convey the sheets back and forth, and the existing processing mode is mainly manual cart transportation, so that the transportation process is time-consuming and labor-consuming; meanwhile, in the actual processing process, the shape and depth requirements of the knurls are possibly different due to different requirements, when different knurl shapes or knurl depths are required to be processed, the press roller for generating the knurl indentation on the knurling machine is required to be stopped and replaced, and then the knurls with different shapes or size parameters are performed, so that the efficiency of the whole knurling process is lower.

Disclosure of Invention

The utility model aims to provide a multi-type knurling and slicing device which solves the problems of low efficiency of slicing and knurling processing procedures of a metal coiled material in the prior art.

In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides a polytypic knurling, slicer, includes knurling machine and slicer that sets gradually along metal coiled material direction of delivery, and the quantity of knurling machine is two at least, still includes the sliding mechanism that quantity equals with the knurling machine quantity, knurling machine sliding connection on sliding mechanism.

The principle of the scheme is as follows: in the utility model, the knurling machine and the slicing machine are sequentially arranged along the conveying direction of the metal coiled material, so that in the processing process, the knurling operation is firstly carried out on the metal coiled material, and then the knurled metal coiled material is conveyed to the slicing machine for slicing, thereby reducing the time of conveying and feeding materials; meanwhile, the number of the knurling machines arranged in front of the slicing machine is at least two, and the knurling machines are connected to the sliding mechanism in a sliding way, so that in the actual use process, one of the knurling machines can be slid to the front of the slicing machine by the sliding mechanism to carry out the knurling operation, the other knurling machines are slid to one side of the metal coiled material conveying path, and at the moment, knurling rollers for forming different parameter models can be arranged on the knurling machines slid to one side, so that the roller for knurling is replaced in advance when knurling with different parameter models is required to be formed, the knurling operation can be normally completed by the knurling machines arranged at the front end of the slicing machine in the process, and the two knurling machines can be quickly replaced by the sliding mechanism when the knurling machines are replaced, so that the downtime waiting time is reduced.

The beneficial effect of this scheme is:

1. can effectively promote knurl section efficiency: compared with the processing procedure of slicing and then knurling in the prior art, the sliced sheet is required to be conveyed to a knurling machine for feeding knurling again, and the whole process is laborious and low in efficiency. According to the utility model, the knurling machine is arranged in front of the slicing machine, the knurling machine is utilized to knurl the metal coiled material, then the knurled metal coiled material is conveyed to the slicing machine for slicing, and the middle conveying and feeding processes are reduced, so that the labor intensity is effectively reduced, and the knurling slicing efficiency is greatly improved.

2. The processing of different knurling parameter models can be conveniently and efficiently finished: according to the utility model, as at least two knurling machines are arranged and are connected to the sliding mechanism in a sliding way, the knurling machines can slide to the front side of the slicing machine to finish the knurling operation of corresponding parameter types, and the other knurling machines are slid to one side for later use, when the parameter types of the knurling are required to be replaced, the knurling rotating shaft of the knurling machine can be arranged on the knurling machine to be used on one side, and at the moment, the use of the knurling machine on the front side of the slicing machine is not affected, so that the replacement of the knurling rotating shaft is finished under the condition of no shutdown, and the knurling slicing efficiency is further improved.

3. A single slicing operation can be implemented: in the utility model, all the knurling machines can be slid to one side of the metal coiled material by utilizing the sliding mechanism, and the metal coiled material is only sliced by the slicing machine at the moment, so that the processing scene that knurling operation possibly does not exist in the actual processing process is met, and the application range is wider

Preferably, as an improvement, an auxiliary conveying mechanism for auxiliary conveying of the metal coiled material is detachably connected between the sliding mechanism and the knurling machine.

In this scheme, through can dismantle connection auxiliary conveying mechanism between slide mechanism and knurling machine to when the knurling machine that corresponds slides to one side of metal coiled material and does not carry out the knurling operation, be connected auxiliary conveying mechanism to between slide mechanism and the knurling machine, utilize auxiliary conveying mechanism to carry out auxiliary conveying to metal coiled material, so that when the blowing roller among the prior art releases metal coiled material, metal coiled material can steadily convey to the slicer department after one of them knurling machine again steadily, make whole knurling and section process steadily go on.

Preferably, as an improvement, the sliding mechanism comprises a driving motor, a driving screw and a sliding rail, wherein the driving screw is fixedly connected to the driving motor and is in threaded fit with the knurling machine, and the knurling machine is in sliding connection with the sliding rail.

In this scheme, utilize driving motor to drive the drive screw rotation, can drive the knurling machine through the drive screw and make a round trip to slide on the slide rail to can make the knurling machine slide to metal coiled material department carry out knurling operation or slide to one side of metal coiled material idle.

Preferably, as an improvement, the auxiliary conveying mechanism comprises a supporting seat and a conveying roller assembly, a supporting part for supporting the conveying roller assembly is arranged on the supporting seat, and a matching part in running fit with the conveying roller assembly is arranged on the knurling machine.

In this scheme, utilize the supporting part on the supporting seat can provide the support to conveying roller subassembly, the cooperation portion normal running fit on conveying roller subassembly and the knurling machine simultaneously for after the knurling machine slides to one side of metal coiled material transfer path through the slide rail, conveying roller subassembly can replace this knurling machine to play the conveying effect to the metal coiled material, so that the metal coiled material can steadily convey to slicer department and carry out the section operation.

Preferably, as an improvement, the conveying roller assembly comprises a rotating shaft and a rotating roller rotationally connected to the rotating shaft, the supporting portion comprises a first supporting groove arranged at the top end of the supporting seat, the matching portion comprises a splicing hole arranged on the knurling machine, and the rotating shaft is detachably connected between the first supporting groove and the splicing hole.

In this scheme, the commentaries on classics roller is rotated and is connected in the pivot, when placing the one end of pivot on first supporting groove, can utilize the supporting seat to provide the support to the one end of pivot, insert the spliced eye with the other end of pivot in, can utilize the spliced eye to carry out spacingly to the other end of pivot for the pivot is supported spacingly, and when the metal coiled material was conveyed by the upside of commentaries on classics roller this moment, the commentaries on classics roller relatively pivot rotates and plays the support conveying effect to the metal coiled material, makes the metal coiled material conveyed steadily.

Preferably, as an improvement, the knurling machine is provided with a second supporting groove matched with the inserting hole, the rotating shaft is detachably connected between the second supporting groove and the inserting hole, and the second supporting groove is positioned on one side, facing the slicing machine, of the knurling machine.

In this scheme, set up the second and support the groove on the knurling machine, the pivot can be dismantled and connect between spliced eye and second support the groove, when carrying out the knurling operation with the knurling machine on sliding to metal coil transfer path, can install the knurling machine with pivot and the pivot in the commentaries on classics roller of rotating and connecting on, realize the reasonable placement to commentaries on classics roller and pivot, can also utilize the commentaries on classics roller to the metal coil after the knurling of knurling machine to slicer conveying simultaneously.

Preferably, as a modification, the first support groove, the insertion hole and the second support groove are located on the same straight line.

In this scheme, first supporting groove, spliced eye and second supporting groove are located same straight line, no matter the knurling machine is located the front end that is used for the annular knurl of slicer, still is located the state of waiting outside the route of metal coiled material conveying, when being connected to first supporting groove or second supporting groove with the pivot, can both guarantee that the relative supporting position of roller and metal coiled material is the same to the roller can provide more stable support conveying to metal coiled material.

Preferably, as an improvement, one end of the rotating shaft is provided with a positioning ring matched with the first supporting groove and the second supporting groove.

In this scheme, utilize the holding ring to fix a position behind pivot connection to first supporting groove or second supporting groove for the pivot can be connected more steadily on the knurling machine and play the support conveying effect to metal coiled material's conveying.

Preferably, as an improvement, a buffer space is formed between the slicer and the sliding mechanism close to the slicer, a detection unit for detecting the length of the metal coiled material is arranged in the buffer space, and a control system for controlling the knurling speed of the knurling machine is electrically connected between the detection unit and the knurling machine.

In the prior art, the metal coiled material is not conveyed forward relative to the slicing machine when being sliced, so that the metal coiled material is in a pause conveying state relative to the slicing machine, and the knurling machine is used for continuously conveying the metal coiled material to carry out knurling operation, therefore, in the scheme, a buffer space is arranged between the slicing machine and a first sliding mechanism close to the slicing machine, when the slicing machine slices and the metal coiled material cannot be conveyed forward in time, the buffer space is used for buffering the metal coiled material continuously knurled by the knurling machine, so that the knurling machine can continuously carry out knurling operation all the time, and the slicing machine can also smoothly finish slicing operation; meanwhile, the length of the metal coiled material in the buffer space is detected by the detection unit, so that the knurling speed of the knurling machine is effectively controlled according to the accumulated length value of the metal coiled material in the buffer space, the knurling speed of the knurling machine is matched with the slicing speed of the slicing machine, and the stable knurling slicing efficiency is achieved.

Preferably, as an improvement, the detecting unit includes a photoelectric sensor for detecting a bent bottom end of the metal coil located in the buffer space.

In this scheme, utilize photoelectric sensor to detect the downwarping bottom signal in the metal coiled material, when it reaches the bottom signal, it is more to indicate the accumulation volume of metal coiled material in the buffer space, and control system received photoelectric sensor's signal and control knurling speed of knurling machine slowed down this moment, avoided more metal coiled materials to add up in the buffer space and cause metal coiled material to buckle and damage.

Drawings

Fig. 1 is a schematic view of a first embodiment of the present utility model (metal coil is not shown).

Fig. 2 is a front view of fig. 1 (showing the flow direction of the metal coil).

Fig. 3 is a schematic diagram illustrating connection between a rotating shaft and a supporting seat and connection between the rotating shaft and a matching block according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of a second embodiment of the present utility model.

Fig. 5 is a schematic diagram of a third embodiment of the present utility model.

Fig. 6 is a partial enlarged view at a in fig. 5.

Fig. 7 is a schematic diagram showing connection between the detecting unit and the knurling machine and slicing machine in the third embodiment of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the automatic feeding device comprises a feeding roller 1, a slicing machine 2, a knurling machine 3, a second supporting groove 301, a driving motor 4, a driving screw 5, a sliding rail 6, a supporting seat 7, a first supporting groove 701, a rotating shaft 8, a rotating roller 9, a matching block 10, a positioning ring 11, a photoelectric sensor 12 and a mounting seat 13.

Example 1

This embodiment is shown in fig. 1: the utility model provides a polytypic knurling, slicer device, is including being used for releasing the blowing roller 1 of metal coiled material and being used for slicing the metal coiled material into sheet's slicer 2, is provided with two at least knurling machines 3 between slicer 2 and the blowing roller 1, only shows the condition of two knurling machines 3 in this embodiment.

With reference to fig. 1 and 2, a sliding mechanism with the number equal to that of the knurling machines 3 is further arranged between the discharging roller 1 and the slicing machine 2, the sliding mechanisms are in one-to-one correspondence with the knurling machines 3, the knurling machines 3 are in sliding connection with the sliding mechanisms, any one of the knurling machines 3 can slide between the discharging roller 1 and the slicing machine 2 through the sliding mechanism, the knurling machines 3 can be utilized to carry out knurling operation on the metal coiled material released by the discharging roller 1, and then the knurled metal coiled material is conveyed to the slicing machine 2 for slicing. Specifically, slide mechanism includes driving motor 4, driving screw 5 and slide rail 6, driving motor 4 passes through bolt fixed connection in ground, driving screw 5 passes through shaft coupling fixed connection on driving motor 4's output shaft, and driving screw 5 and the bottom screw thread fit of knurling machine 3, slide rail 6 is T type slide rail, slide rail 6 quantity is two and two parallel arrangement, the bottom of knurling machine 3 and slide rail 6 sliding fit, when driving motor 4 rotates, can push and pull whole knurling machine 3 along slide rail 6 through driving screw 5.

As shown in fig. 1, an auxiliary conveying mechanism for conveying a metal coiled material is detachably connected between the sliding mechanism and the knurling machine 3, in this embodiment, the auxiliary conveying mechanism comprises a supporting seat 7 and a conveying roller assembly, the supporting seat 7 is vertically arranged and fixedly connected to the front end of the sliding rail 6 through a screw, the conveying roller assembly comprises a rotating shaft 8 and a rotating roller 9 rotatably connected to the rotating shaft 8 through a bearing, a supporting part for supporting the rotating shaft 8 is arranged on the supporting seat 7, and in this embodiment, the supporting part comprises a Y-shaped first supporting groove 701 welded at the top end of the supporting seat 7, and the end part of the rotating shaft 8 can be placed in the first supporting groove 701; be equipped with on the knurling machine 3 with the cooperation portion of pivot 8 tip normal running fit, cooperation portion is for welding the cooperation piece 10 on the knurling machine 3, it has the spliced eye with pivot 8 normal running fit to open on the cooperation piece 10, when inserting the spliced eye with the one end of pivot 8, when the other end is placed in the first supporting groove 701, pivot 8 can be spacing, pivot 9 can rotate relative to pivot 8 this moment, provide the support conveying to the metal coiled material, simultaneously in order to avoid pivot 8 to slide out by first supporting groove 701 and drop, the tip welding at pivot 8 has two holding rings 11 for first supporting groove 701 is located between two holding rings 11, realize more stable location.

The specific implementation process is as follows:

in this embodiment, when the metal coiled material needs to be knurled and sliced, firstly, one of the knurling machines 3 is slid between the discharging roller 1 and the slicing machine 2, and the rest of the knurling machine 3 is slid to one side of the metal coiled material conveying path, the metal coiled material is connected to the discharging roller 1, the metal coiled material can be gradually released by rotating the discharging roller 1, the metal coiled material firstly passes through the knurling machine 3 positioned between the discharging roller 1 and the slicing machine 2, the knurling machine 3 carries out the knurling operation on the metal coiled material, then the metal coiled material which passes through the knurling is continuously conveyed to the slicing machine 2, and the slicing machine 2 carries out the slicing operation on the metal coiled material, so that the knurled slice can be directly obtained.

In the prior art, after a metal coiled material is sliced into sheets, the sheets are conveyed to the knurling machine 3 for knurling, the sheets are required to be manually transported during the process, and after the sheets are conveyed to the knurling machine 3, the sheets are required to be placed into the knurling machine 3 for knurling, so that the labor intensity is high, the knurling process is time-consuming, and the knurling efficiency is low. In the embodiment, the knurling machine 3 is directly arranged between the discharging roller 1 and the slicing machine 2, and the knurling operation is performed before slicing, so that the knurling slicing efficiency is effectively improved.

In this embodiment, owing to set up two at least knurling machines 3, in actual knurling process, only used one of them knurling machine 3 to carry out the knurling operation, remaining knurling machine 3 all is in the state of being ready outside one side of metal coil conveying path, consequently when one of them knurling machine 3 carries out the knurling, can carry out the knurling axle to being ready state knurling machine 3 and change, so that when need the knurling to the different parameter models of shaping on the metal coil, need not to change the knurling axle after the knurling machine 3 of being in the state of use stops, greatly practice thrift the time that the knurling axle was changed and expend, effectively promote knurling, the section overall efficiency.

Example two

The second embodiment differs from the first embodiment in that: as shown in fig. 4, in this embodiment, the side of the knurling machine 3 facing the slicer 2 is provided with the second supporting groove 301 matched with the insertion hole, the first supporting groove 701, the insertion hole and the second supporting groove 301 are located on the same straight line, when the knurling machine 3 is slid between the discharging roller 1 and the slicer 2 to perform the knurling operation, the rotating shaft 8 connected between the knurling machine 3 and the first supporting groove 701 can be removed, then one end of the rotating shaft 8 with the positioning ring 11 is connected to the second supporting groove 301, while the other end of the rotating shaft 8 is inserted into the insertion hole, so that the rotating roller 9 can perform an auxiliary supporting and conveying function on the metal coiled material after the knurling of the knurling machine 3, and since the first supporting groove 701, the insertion hole and the second supporting groove 301 are located on the same straight line, no matter the knurling machine 3 is located between the discharging roller 1 and the slicer 2 (at this time, the rotating shaft 8 is connected between the insertion hole and the second supporting groove 301, the position of the rotating roller 9 in the left side of the knurling machine 3 in fig. 4 is shown), or the knurling machine 3 is located on one side of the metal coiled material conveying path and the rotating shaft 3 is located between the rotating shaft 8 and the position of the metal coiled material in the first supporting groove 8 is not shown in the corresponding position of the knurling machine 3, and the knurling machine is changed in the position of the metal coiled material is better quality, and the knurling machine is guaranteed, and the quality of the knurling can be more quality can be conveyed by the corresponding to the rotating and the rotating roller is in the position of the knurling machine 3.

Example III

The third embodiment differs from the first embodiment in that: as shown in fig. 5 and 6, in this embodiment, a buffer space is provided between the microtome 2 and a sliding mechanism closest to the microtome 2, a detecting unit for detecting the length of the metal coil in the buffer space is provided in the buffer space, a control system is electrically connected between the detecting unit and the knurling machine 3 and between the microtome 2, the control system is a single-chip microcomputer, and the control system is used for controlling the knurling speed of the knurling machine 3, because the knurling speed of the knurling machine 3 is controlled by the single-chip microcomputer (the rotational speed of the motor of the knurling machine 3 can be controlled, so that the rotational speed of the knurling shaft is changed to control the knurling speed), which is a conventional technical means in the art, and the structure and the control process of the control system will not be described in detail here.

The detection unit is photoelectric sensor 12, subaerial mount pad 13 that utilizes bolt fixedly connected with vertical setting, and photoelectric sensor 12 passes through screw fixed connection in the top of mount pad 13, and when metal coiled material was gone into the buffering space through knurling machine 3, if metal coiled material be located the length in buffering space and be greater than the width in buffering space, metal coiled material middle part can be downwarping under self gravity effect this moment, and photoelectric sensor 12 is used for detecting the bottom of metal coiled material downwarping in buffering space.

In the actual knurling and slicing process, the knurling machine 3 is generally in a continuous knurling state, the metal coiled material is continuously and continuously conveyed forwards, and at the slicing machine 2, the metal coiled material is sheared by the cutter during slicing, and then the metal coiled material is in a pause conveying state, so that in order to adapt the knurling speed of the knurling machine 3 to the slicing speed of the slicing machine 2 in the embodiment, the metal coiled material can be stably conveyed, a buffer space is arranged between the slicing machine 2 and a sliding mechanism closest to the slicing machine 2, and when the slicing machine 2 slices and does not continuously convey the metal coiled material forwards, the metal coiled material continuously knurled by the knurling machine 3 can be buffered by the buffer space, so that the metal coiled material is prevented from being directly accumulated and bent before the slicing machine 2 to be damaged.

Meanwhile, in the embodiment, the bottom end of the metal coiled material positioned in the buffer space is detected by arranging the photoelectric sensor 12, when the photoelectric sensor 12 detects that the bottom end of the metal coiled material is lower than the detection height of the metal coiled material, the photoelectric sensor 12 transmits detection signals to the control system, and the control system controls the knurling speed of the knurling machine 3 to be reduced, so that the situation that a large amount of metal coiled materials remain in the buffer space and are bent to be damaged due to the fact that the knurling speed of the knurling machine 3 is too high is avoided; when the metal coiled material in the buffer space is conveyed forwards by a certain length after the slicing machine 2 completes one-time slicing, the position of the bent bottom end of the metal coiled material in the buffer space can rise, if the position of the bent bottom end rises above the detection line of the photoelectric sensor 12, the photoelectric sensor 12 cannot continuously detect the metal coiled material, and at the moment, the singlechip receives the detection signal of the photoelectric sensor 12 to control the knurling speed of the knurling machine 1 to increase, so that the knurled metal coiled material rapidly enters the buffer space, and the situation that the length of the metal coiled material in the buffer space is too short and is damaged by the pulling deformation of the knurling machine 1 and the slicing machine 2 is avoided.

Example IV

The difference between this embodiment and the third embodiment is that: as shown in fig. 7, in the third embodiment, the detecting unit is one photoelectric sensor 12, and in this embodiment, the detecting unit includes two photoelectric sensors 12, where one photoelectric sensor 12 is located at one side of the metal coil conveying path and is located at a middle position of the buffer space, one photoelectric sensor 12 is used to detect a position of downward movement of the bottom end of the metal coil in the buffer space, and the other photoelectric sensor 12 is used to detect a position of upward movement of the bottom end of the metal coil, and when the curved bottom end of the metal coil rises to the detection line of the photoelectric sensor 12 located at the middle position, the singlechip receives the detection information of the photoelectric sensor 12, and controls the knurling speed of the knurling machine 1 to increase. By utilizing the detection of the two photoelectric sensors 12 and combining the control of the single chip microcomputer, the length of the metal coiled material in the buffer space is controlled more accurately, so that the metal coiled material is prevented from being bent and damaged due to overlong length of the metal coiled material in the buffer space, and the situation that the knurling machine 3 or the slicing machine 2 is pulled and damaged by the metal coiled material due to overlong length of the metal coiled material in the buffer space can be avoided, thereby achieving better knurling and slicing effects.

The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (10)

1. A multi-type knurling and slicing device is characterized in that: the automatic edge knurling machine comprises knurling machines and slicing machines which are sequentially arranged along the conveying direction of the metal coiled material, wherein the number of the knurling machines is at least two, the automatic edge knurling machine further comprises sliding mechanisms, the number of the sliding mechanisms is equal to that of the knurling machines, and the knurling machines are in sliding connection with the sliding mechanisms.

2. The multi-pattern knurling, slicing device of claim 1, wherein: and an auxiliary conveying mechanism for assisting in conveying the metal coiled material is detachably connected between the sliding mechanism and the knurling machine.

3. The multi-pattern knurling, slicing device of claim 1, wherein: the sliding mechanism comprises a driving motor, a driving screw and a sliding rail, wherein the driving screw is fixedly connected to the driving motor and is in threaded fit with the knurling machine, and the knurling machine is in sliding connection with the sliding rail.

4. The multi-pattern knurling, slicing device of claim 2, wherein: the auxiliary conveying mechanism comprises a supporting seat and a conveying roller assembly, a supporting part for supporting the conveying roller assembly is arranged on the supporting seat, and a matching part which is in running fit with the conveying roller assembly is arranged on the knurling machine.

5. The multi-pattern knurling, slicing apparatus of claim 4, wherein: the conveying roller assembly comprises a rotating shaft and a rotating roller which is rotationally connected to the rotating shaft, the supporting portion comprises a first supporting groove which is formed in the top end of the supporting seat, the matching portion comprises a splicing hole which is formed in the knurling machine, and the rotating shaft is detachably connected between the first supporting groove and the splicing hole.

6. The multi-pattern knurling, slicing apparatus of claim 5, wherein: the knurling machine is provided with a second supporting groove matched with the inserting hole, the rotating shaft is detachably connected between the second supporting groove and the inserting hole, and the second supporting groove is positioned on one side, facing the slicing machine, of the knurling machine.

7. The multi-pattern knurling, slicing apparatus of claim 6, wherein: the first supporting groove, the inserting hole and the second supporting groove are positioned on the same straight line.

8. The multi-pattern knurling, slicing apparatus of claim 7, wherein: one end of the rotating shaft is provided with a positioning ring matched with the first supporting groove and the second supporting groove.

9. A multi-pattern knurling, slicing apparatus as in any one of claims 1-8, wherein: a buffer space is formed between the slicer and a sliding mechanism close to the slicer, a detection unit for detecting the length of the metal coiled material is arranged in the buffer space, and a control system for controlling the knurling speed of the knurling machine is electrically connected between the detection unit and the knurling machine.

10. The multi-pattern knurling, slicing device of claim 9, wherein: the detection unit comprises a photoelectric sensor, and the photoelectric sensor is used for detecting the bent bottom end of the metal coiled material in the buffer space.