CN218488595U

CN218488595U - Double-cutter automatic edge cutting device

Info

Publication number: CN218488595U
Application number: CN202222257523.7U
Authority: CN
Inventors: 丁伟刚; 胡晓明
Original assignee: Guangzhou Yongxing Automation Machinery Technology Co ltd; Guangzhou Monalisa Sanitary Ware Co ltd
Current assignee: Guangzhou Yongxing Automation Machinery Technology Co ltd; Guangzhou Monalisa Sanitary Ware Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-17
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a double-cutter automatic edge cutting device, which belongs to a workpiece automatic edge cutting device, comprising a frame, wherein a transverse cutting arm and a longitudinal cutting arm are arranged on the frame, a transverse cutting blade is arranged on the transverse cutting arm, a longitudinal cutting blade is arranged on the longitudinal cutting arm, and the longitudinal cutting blade and the transverse cutting blade are respectively connected with respective driving motor power; the rack is also provided with a pressing fixed arm, the pressing fixed arm is provided with a longitudinal driving rod, the longitudinal driving rod is provided with a fixed pressing block, and the fixed pressing block corresponds to the upper part of the rotary machine table. The transverse cutting blade and the longitudinal cutting blade are respectively arranged on the transverse cutting arm and the longitudinal cutting arm, and the transverse cutting arm and the longitudinal cutting arm are lifted and rotated, so that the transverse cutting blade and the longitudinal cutting blade can respectively perform trimming operation on a workpiece on the supporting table top in the transverse direction and the longitudinal direction, the efficiency is obviously improved compared with manual trimming, and the continuous operation of the device cannot be influenced by dust generated by cutting.

Description

Double-cutter automatic edge cutting device

Technical Field

The utility model relates to an automatic side cut device of work piece, more specifically the utility model relates to an automatic side cut device of double knives.

Background

With the continuous rising of labor cost and the operation error of manual cutting operation, the trend of automatic gradual replacement of manual production is inevitable. After injection molding of large-sized workpieces such as bathtubs and the like is completed, redundant parts of edges need to be longitudinally and transversely cut off so that products can meet requirements, and the products can be manufactured in subsequent processes. The excision of the leftover bits of traditional bathtub needs the manual work to operate, can produce great dust in the operation process, and the environment that the workman worked is abominable, and intensity of labour is big, and factor of safety is also not high, has reduced the efficiency of the production of large-scale work piece products such as bathtub, therefore is necessary to carry out research and improvement to the automatic device that amputates of large-scale work piece leftover bits such as bathtub.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to the aforesaid not enough, provide an automatic side cut device of double knives to it needs manual operation to expect to solve large-scale work piece such as bathtub among the prior art side cut, and the operation produces a large amount of dusts and leads to operational environment abominable, and technical problem such as inefficiency.

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

the utility model provides a double-knife automatic edge cutting device, which comprises a frame, wherein a transverse cutting arm and a longitudinal cutting arm are arranged on the frame, a transverse cutting blade is arranged on the transverse cutting arm, a longitudinal cutting blade is arranged on the longitudinal cutting arm, and the longitudinal cutting blade and the transverse cutting blade are respectively connected with respective driving motor power; the rack is also provided with a pressing fixed arm, a longitudinal driving rod is arranged on the pressing fixed arm, a fixed pressing block is arranged on the longitudinal driving rod, and the fixed pressing block corresponds to the upper part of the rotary machine table; the rotary machine table comprises a supporting table top, a plurality of roller grooves are formed in the supporting table top, the supporting table top is in power connection with a lifting device, the lifting device is installed on the rotary table top, the rotary table top is installed on a slewing device, and the slewing device is used for driving the supporting table top to rotate through the rotary table top; and a plurality of conveying rollers are also arranged on the rotary table top and correspond to the roller grooves on the supporting table top, and the conveying rollers are in power connection with a conveying driving device.

Preferably, the further technical scheme is as follows: the transverse cutting arm is sleeved on the first guide post and the first screw rod, the tail end of the transverse cutting arm is in power connection with the first screw rod through a first lifting motor, a first driving arm is further installed on the rack, the output end of the first driving arm is in power connection with the middle part of the transverse cutting arm, and the first driving arm is used for driving the transverse cutting arm to rotate by taking the central axis of the first guide post as the center.

The further technical scheme is as follows: the longitudinal cutting arm is sleeved on the second guide post and the second screw rod, the tail end of the longitudinal cutting arm is in power connection with the second screw rod through a second lifting motor, a second driving arm is further installed on the rack, the output end of the second driving arm is in power connection with the position close to the middle of the longitudinal cutting arm, and the second driving arm is used for driving the longitudinal cutting arm to rotate by taking the central axis of the second guide post as the center.

The further technical scheme is as follows: the tail end of the pressing fixing arm is movably mounted on a third guide post, a third driving arm is further mounted on the rack, the output end of the third driving arm is in power connection with the pressing fixing arm, and the third driving arm is used for driving the pressing fixing arm to rotate around the central axis of the third guide post.

The further technical scheme is as follows: the conveying rollers are arranged in a row on the rotary table top, and the positions of the roller grooves on the supporting table top correspond to the positions of the conveying rollers one by one.

The further technical scheme is as follows: the lifting device comprises a lifting driving device and four guide rods, the four guide rods are uniformly distributed on the periphery of the supporting table top, and the lifting device is used for keeping a gap between the supporting table top and the rotating table top when the supporting table top rotates, so that the conveying roller is positioned below the groove surface of the roller groove.

The further technical scheme is as follows: the rotating device is positioned at the center of the lower part of the rotating table top and is arranged on the device bottom plate.

The further technical scheme is as follows: and a workpiece inlet end and a workpiece outlet end are arranged on the supporting table surface.

Compared with the prior art, one of the beneficial effects of the utility model is that: through install horizontal cutting piece and vertical cutting piece on horizontal cutting arm and vertical cutting arm respectively, and go up and down through horizontal cutting arm and vertical cutting arm, it is rotatory, make horizontal cutting piece and vertical cutting piece can be respectively from horizontal and vertically to the work piece on the supporting table face operation of cutting edge, it is rotatory to drive the work piece at the in-process cooperation rotary table face of cutting edge, thereby make the work piece can carry out the operation of cutting edge at 360 degrees no dead angles, for artifical side cut, efficiency obviously improves, the dust that the cutting produced also can not influence device continuity of operation, simultaneously the utility model provides a double knives automatic edge cutting device simple structure, can install and use in all kinds of workshops and other operation places, the range of application is wide.

Drawings

Fig. 1 is a schematic structural diagram for illustrating an embodiment of the present invention;

FIG. 2 is a schematic side view of the structure of FIG. 1;

in the figure, 1 is a frame, 2 is a transverse cutting arm, 21 is a first guide post, 22 is a first screw rod, 23 is a first drive arm, 3 is a longitudinal cutting arm, 31 is a second guide post, 32 is a second screw rod, 33 is a second drive arm, 4 is a transverse cutting blade, 5 is a longitudinal cutting blade, 6 is a pressing fixed arm, 61 is a third guide post, 62 is a third drive arm, 7 is a longitudinal drive rod, 8 is a fixed pressing block, 9 is a rotary machine table, 91 is a supporting table, 911 roller groove, 92 is a rotary table, 93 is a rotary device, 94 is a conveying roller, 10 is a guide rod, 11 is a device bottom plate, 12 is a workpiece inlet end, and 13 is a workpiece outlet end.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention is a double-blade automatic edge cutting device, which is designed based on an injection molding bathtub or a similar large-sized workpiece edge cutting operation, and the inventor considers that the edge cutting operation needs to be performed from two directions, namely, a longitudinal direction and a transverse direction, and based on this, the following design is performed on the device: the device comprises a frame 1, wherein a transverse cutting arm 2 and a longitudinal cutting arm 3 are arranged on the frame 1, the two cutting arms are supporting arms of a transverse cutting machine and a longitudinal cutting machine, and the two cutting arms can drive the cutting machine to longitudinally lift and transversely swing to meet different cutting angles and directions. In this embodiment, the longitudinal cutting blade 4 is mounted on the transverse cutting arm 2, the transverse cutting blade 5 is mounted on the longitudinal cutting arm 3, and the longitudinal cutting blade 4 and the transverse cutting blade 5 are respectively and dynamically connected with the respective driving motors to form the aforementioned cutting machine, and the extension lines of the longitudinal cutting blade 4 and the transverse cutting blade 5 are preferably perpendicular to each other in consideration of the structural characteristics of the injection-molded bathtub. Moreover, besides the two cutting arms, a pressing fixing arm 6 is further installed on the frame, a longitudinal driving rod 7 is installed on the pressing fixing arm 6, the longitudinal driving rod 7 is preferably perpendicular to the horizontal plane, a fixing pressing block 8 is installed at the tail end of the longitudinal driving rod 7, the fixing pressing block 8 is made of a slightly flexible material such as nylon and plastics and the like so as to avoid pressing down to damage the workpiece of the injection molding bathtub, and the fixing pressing block 8 needs to correspond to the upper part of the rotating machine table 9 so as to press the workpiece to be edged (the injection molding bathtub) on the rotating machine table 9; the longitudinal driving rod 7 can adopt an air cylinder or a hydraulic cylinder so as to apply enough pressure through the fixed pressing block 8 and ensure the stability of the cut workpiece.

In order to ensure that the cutting arm can realize the functions of transverse swinging and longitudinal lifting, the transverse cutting arm 2 and the longitudinal cutting arm 3 are preferably structured such that, as shown in fig. 1, the end of the transverse cutting arm 2 is directly sleeved on the first guide post 21 and the first lead screw 22, and the end of the transverse cutting arm 2 is in power connection with the first lead screw 22 through a first lifting motor, for example, through a nut matched with the first lifting motor, the first lifting motor drives the first lead screw 22 to rotate, and further, the first lifting motor is matched with the first lead screw 22 to realize longitudinal lifting. Meanwhile, a first driving arm 23 needs to be installed on the rack 1, and an output end of the first driving arm 23 is in power connection with the position near the middle of the transverse cutting arm 2, so that the first driving arm 23 can drive the transverse cutting arm 2 to rotate around the central axis of the first guide column 21, and transverse swinging is achieved.

The structure of the longitudinal cutting arm 3 is the same as that of the transverse cutting arm 2, so that the tail end of the longitudinal cutting arm 3 is sleeved on the second guide post 31 and the second screw rod 32, the tail end of the longitudinal cutting arm 3 is in power connection with the second screw rod 32 through the second lifting motor, a nut matched with the nut can be adopted, the first lifting motor drives the first screw rod 22 to rotate, the second lifting motor is matched with the second screw rod 32 to realize longitudinal lifting of the longitudinal cutting arm 3, meanwhile, a second driving arm 33 is required to be installed on the rack 1, the output end of the second driving arm 33 is in power connection with the position near the middle of the longitudinal cutting arm 3, and the second driving arm 33 is used for driving the longitudinal cutting arm 3 to rotate by taking the central axis of the second guide post 31 as the center, so as to realize transverse swinging of the longitudinal cutting arm 3.

Based on the above concept of the cutting arm structure design, the tail end of the stitching fixing arm 6 can also be movably mounted on the third guiding column 61, then the third driving arm 62 is further mounted on the frame 1, and the output end of the third driving arm 62 is in power connection with the stitching fixing arm 6, so that the third driving arm 62 can drive the stitching fixing arm 6 to rotate around the central axis of the third guiding column 61, thereby realizing the transverse swing of the stitching fixing arm 6, and since the stitching fixing arm 6 outputs the fixing pressing block 8 downwards, the stitching fixing arm 6 does not need to be lifted, so that the screw rod and the lifting motor are not needed, and the longitudinal driving rod 7 directly drives the fixing pressing block 8 downwards to extrude the workpiece to be cut.

More importantly, the rotary machine table 9 includes a supporting table 91, the supporting table 91 can be designed into a rectangle as shown in fig. 1, a workpiece inlet end 12 and a workpiece outlet end 13 need to be arranged on the supporting table 91, when the device is used, a workpiece conveying device can be additionally arranged at a position where the workpiece inlet end 12 is adjacent to the workpiece outlet end 13, so as to ensure that the workpiece can be pushed to the supporting table 91, and the workpiece can be automatically pushed out after the processing is finished. Therefore, a plurality of roller grooves 911 need to be designed on the supporting table 91, as shown in fig. 2, the supporting table 91 is in power connection with a lifting device, the lifting device is installed on the rotating table 92, the rotating table 92 is installed on a revolving device 93, and the revolving device 93 is used for driving the supporting table 91 to rotate through the rotating table 92; correspondingly, a plurality of conveying rollers 94 are further mounted on the rotary table top 92, the plurality of conveying rollers 94 correspond to the plurality of roller grooves 911 on the supporting table top 91, and the conveying rollers 94 are all in power connection with a conveying driving device. The conveying roller 94 can convey the workpiece to be cut to the supporting table 91 for cutting, and then output the workpiece after the operation is completed.

In this embodiment, the transverse cutting blade 4 and the longitudinal cutting blade 5 are respectively mounted on the transverse cutting arm 2 and the longitudinal cutting arm 3, and the transverse cutting arm 2 and the longitudinal cutting arm 3 are lifted and rotated, so that the transverse cutting blade 4 and the longitudinal cutting blade 5 can respectively perform trimming operation on a workpiece on a supporting table top from the transverse direction and the longitudinal direction, and the workpiece is driven to rotate by matching with the rotating table top in the trimming process, so that the workpiece can perform trimming operation of 360 degrees without dead angles.

In order to facilitate the conveying of the workpiece, the conveying rollers 94 are arranged in a row on the rotary table 92, and the positions of the roller slots 911 on the support table 91 correspond to the positions of the conveying rollers 94 one by one, as shown in fig. 1. Meanwhile, in this embodiment, in order to facilitate the lifting of the supporting platform 91, the lifting device may be designed to include a lifting driving device and four guide rods 10, the four guide rods 10 are uniformly distributed around the supporting platform 91, and in a normal state, the lifting device may maintain a gap between the supporting platform 91 and the rotating platform 92 when the supporting platform 91 rotates, so that the conveying roller 94 is located below the groove surface of the roller groove 911, and when conveying is required, the supporting platform 91 is lowered, so that the conveying roller 94 is located above the groove surface of the roller groove 911 or flush with the groove surface, and when conveying the roller 94, the workpiece may be conveyed. Meanwhile, in order to ensure the stability of the rotation of the rotary table 9, the rotating device 93 may be installed at the center of the lower portion of the rotary table 92, and the rotating device 93 is installed on the device bottom plate 11 and serves as a supporting portion of the whole double-blade automatic edge cutting device through the device bottom plate 11.

The above embodiment has described the specific structure of the device, and one of the purposes of the present invention is to perform automatic cutting of large-sized workpieces such as injection-molded bathtub by the device with the above structure, so that a programmable logic controller can be added in the device, the programmable logic controller executes a preset device control program, and then power execution components such as the first drive arm 23, the second drive arm 33, the third drive arm 62, the conveying drive device, the first lifting motor 23, the second lifting motor, the longitudinal drive rod 7, the drive motors of the longitudinal cutting blade 4 and the transverse cutting blade 5, the lifting device, the revolving device 93, etc. in the device are respectively connected to the programmable logic controller, and the programmable logic controller controls the start and stop and forward and reverse operation of the power components to realize automatic trimming by the preset control program and the signal feedback collected by necessary sensing equipment. Because the power components such as the driving arm and the driving rod are all linear power output devices, in order to facilitate the realization of the device functions, hydraulic cylinders, air cylinders, linear motors or similar linear power output devices can be adopted.

Referring to fig. 1 and 2, in practical use, after the control programs in the devices and the programmable logic controller are debugged, the device is started. The injection bathtub to be cut enters from the inlet end 12 of the supporting platform 91 by the conveying device, and the lifting device drives the supporting platform 91 to descend. The conveying roller 94 is positioned above the groove surface of the roller groove 911, and the injection molding bathtub is conveyed to the position on the supporting table 91 under the action of the conveying roller 94; after the injection bathtub is in place, the lifting device drives the supporting table 91 to rise, so that the conveying roller 94 is positioned below the surface of the roller groove 911. The pressing fixing arm 6 transversely swings in place, extends downwards from the longitudinal driving rod 7, and presses the middle part of the injection molding bathtub part through the fixing pressing block 8, and the injection molding bathtub part is fixed on the supporting table 91 at the moment. The transverse cutting arm 2 drives the transverse cutting blade 4 to perform longitudinal lifting and transverse swinging direction adjustment, transverse cutting is started after the transverse cutting blade is adjusted in place, the rotary table 92 is driven to rotate by the rotary device 93 while cutting is performed, and then the supporting table 91 is driven to rotate, the transverse cutting blade 4 which is running at the moment is fixed, the supporting table 91 drives the injection molding bathtub component to rotate, so that the transverse cutting blade and the injection molding bathtub component realize relative motion, after the supporting table 91 drives the injection molding bathtub component to rotate for 360 degrees, one-time transverse cutting is completed, the transverse cutting arm 2 drives the transverse cutting blade 4 to reset, and the transverse cutting step can be repeated if necessary. After the transverse cutting is finished, the longitudinal cutting arm 3 drives the longitudinal cutting piece 5 to start longitudinal cutting after the longitudinal cutting piece is adjusted in place through longitudinal lifting and transverse swinging direction adjustment, at the moment, the supporting table 91 drives the injection molding bathtub part to rotate 360 degrees again, the longitudinal cutting is finished, and the longitudinal cutting arm 3 drives the longitudinal cutting piece 5 to reset. After cutting, the supporting table 91 is driven to descend by the lifting device, so that the conveying rollers 94 are positioned above the groove surface of the roller groove 911, and the conveying rollers 94 rotate to convey the injection molding bathtub part subjected to edge cutting to an external conveying device from the workpiece outlet end 13, so that one-time automatic edge cutting is completed; in the operation process, the actions are repeated continuously, so that the automatic trimming operation of large-sized workpieces such as injection-molded bathtub parts and the like is realized.

In addition to the foregoing, it should be appreciated that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The double-cutter automatic edge cutting device comprises a rack (1) and is characterized in that a transverse cutting arm (2) and a longitudinal cutting arm (3) are mounted on the rack (1), a transverse cutting blade (4) is mounted on the transverse cutting arm (2), a longitudinal cutting blade (5) is mounted on the longitudinal cutting arm (3), and the transverse cutting blade (4) and the longitudinal cutting blade (5) are in power connection with respective driving motors respectively;

a pressing fixing arm (6) is further mounted on the rack (1), a longitudinal driving rod (7) is mounted on the pressing fixing arm (6), a fixing pressing block (8) is mounted on the longitudinal driving rod (7), and the fixing pressing block (8) corresponds to the upper portion of the rotary machine table (9);

the rotary machine table (9) comprises a supporting table top (91), a plurality of roller grooves (911) are formed in the supporting table top (91), the supporting table top (91) is in power connection with a lifting device, the lifting device is installed on the rotary table top (92), the rotary table top (92) is installed on a rotating device (93), and the rotating device (93) is used for driving the supporting table top (91) to rotate through the rotary table top (92);

the rotary table top (92) is also provided with a plurality of conveying rollers (94), the plurality of conveying rollers (94) correspond to the plurality of roller grooves (911) on the supporting table top (91), and the conveying rollers (94) are all in power connection with a conveying driving device.

2. The double-blade automatic trimming device according to claim 1, wherein: horizontal cutting arm (2) suit is on first guide post (21) and first lead screw (22), the end of horizontal cutting arm (2) is connected with first lead screw (22) power through a elevator motor, still install first actuating arm (23) on frame (1), the output and the horizontal cutting arm (2) of first actuating arm (23) near middle part power are connected, first actuating arm (23) are used for driving the axis that horizontal cutting arm (2) used first guide post (21) and rotate as the center.

3. The double-blade automatic trimming device according to claim 1 or 2, wherein: vertical cutting arm (3) suit is on second guide post (31) and second lead screw (32), the end of vertical cutting arm (3) is passed through second elevator motor and is connected with second lead screw (32) power, still install second actuating arm (33) on frame (1), the output and the near power in vertical cutting arm (3) middle part of second actuating arm (33) are connected, second actuating arm (33) are used for driving vertical cutting arm (3) and use the axis of second guide post (31) to rotate as the center.

4. The double-blade automatic trimming device according to claim 3, wherein: the tail end of the pressing fixing arm (6) is movably mounted on a third guide post (61), a third driving arm (62) is further mounted on the rack (1), the output end of the third driving arm (62) is in power connection with the pressing fixing arm (6), and the third driving arm (62) is used for driving the pressing fixing arm (6) to rotate by taking the central axis of the third guide post (61) as the center.

5. The double-blade automatic trimming device according to claim 1, wherein: the conveying rollers (94) are arranged in a row on a rotary table top (92), and the positions of the roller grooves (911) on the supporting table top (91) correspond to the positions of the conveying rollers (94) one by one.

6. The double-blade automatic trimming device according to claim 1 or 4, wherein: the lifting device comprises a lifting driving device and four guide rods (10), the four guide rods (10) are uniformly distributed on the periphery of the supporting table top (91), and the lifting device is used for keeping a gap between the supporting table top (91) and the rotating table top (92) during rotation and enabling the conveying roller (94) to be located below the groove surface of the roller groove (911).

7. The double-blade automatic trimming device according to claim 1, wherein: the rotating device (93) is positioned at the center of the lower part of the rotating table top (92), and the rotating device (93) is arranged on the device bottom plate (11).

8. The double-blade automatic trimming device according to claim 1, wherein: the supporting table top (91) is provided with a workpiece inlet end (12) and a workpiece outlet end (13).