CN217667199U

CN217667199U - Lifting support device and cutting machine applying same

Info

Publication number: CN217667199U
Application number: CN202221710165.4U
Authority: CN
Inventors: 黄建滨; 黎子铭; 陈世水; 吴康柳
Original assignee: Guangdong Chittak Intelligent Equipment Co ltd
Current assignee: Guangdong Chittak Intelligent Equipment Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-10-28
Anticipated expiration: 2032-07-05

Abstract

The lifting support device comprises a vertical plate and a sliding seat, wherein the vertical plate is provided with a vertically arranged sliding rail, the sliding seat is provided with a sliding block matched with the sliding rail so as to slide up and down along the sliding rail, and the lifting support device also comprises a support wheel which is rotatably arranged on the sliding seat; the device is characterized by further comprising a driving device, a driving swing arm and a connecting rod, wherein the driving swing arm is connected to an output shaft of the driving device in a transmission mode, two ends of the connecting rod are hinged to the sliding seat and the driving swing arm respectively, the driving device drives the driving swing arm to swing up and down, the driving swing arm further drives the sliding seat to move up and down along the sliding rail through the connecting rod, and the sliding seat drives the supporting wheel to ascend or descend.

Description

Lifting support device and cutting machine applying same

Technical Field

The invention relates to the technical field related to section bar processing, in particular to a cutting machine with a lifting support device and application thereof.

Background

The cutting machine is a common section cutting and processing device, and is widely applied due to the advantages of high cutting efficiency, high processing precision and the like. In order to improve the processing efficiency, the whole section bar is generally used for cutting processing, but the factory size of the section bar can reach 5~7 meters, which needs to provide support for the section bar exposed outside the cutting machine, and the most common support structure is a material rack, because the material rack can be used for storing the section bar to be processed and providing end support for the processed section bar. However, in actual production, different specifications of profiles are often required to be processed, the diameters of the profiles are different, and the height of the material rest is generally fixed, so that the center of the profile is offset from the rotating chuck on the cutting machine when the processed profile is replaced. The solution is that either the material rack supporting the section bar is changed or the height of a rotary chuck at the front end is adjusted, but the rotary chuck arranged on the cutting machine is usually fixedly arranged on a base, and the cutting precision is affected by adjusting the height of the rotary chuck to adapt to the section bar; and the material rack is very inconvenient to replace.

Disclosure of Invention

In order to solve the technical problems, the invention provides a lifting support device, which comprises a vertical plate and a sliding seat, wherein the vertical plate is provided with a vertically arranged sliding rail, the sliding seat is provided with a sliding block matched with the sliding rail so as to slide up and down along the sliding rail, and the lifting support device also comprises a support wheel, and the support wheel is rotatably arranged on the sliding seat; the driving swing arm is connected to an output shaft of the driving device in a transmission mode, two ends of the connecting rod are hinged to the sliding seat and the driving swing arm respectively, the driving device drives the driving swing arm to swing up and down, the driving swing arm drives the sliding seat to move up and down along the sliding rail through the connecting rod, and the sliding seat drives the supporting wheel to ascend or descend.

The sliding rail is a guide member for controlling the moving path of the sliding seat, and in order to limit that the sliding seat cannot move out of the sliding rail, the sliding rail further comprises a limiting block, and the limiting block is arranged on the sliding rail and used for limiting the sliding stroke of the sliding seat.

The sliding seat is a component for supporting the supporting wheel, and the height of the supporting wheel can be controlled by adjusting the position of the sliding seat.

The driving swing arm and the connecting rod are transmission members used for transmitting the driving force of the driving device to the sliding seat, the arm length and the rotation angle of the driving swing arm can influence the up-and-down movement stroke of the sliding seat, the driving swing arm is flexible in arrangement mode, can be arranged on the left side or the right side or the upper side and the lower side of the sliding rail at intervals, and are connected with the sliding seat through the connecting rod.

Furthermore, the connecting rod includes the connecting rod main part and can dismantle connect in the activity of connecting rod main part both ends connects, thereby changes through adjusting activity connects the hookup location the length of connecting rod.

The driving device comprises a shell, a worm wheel and a worm which are arranged in the shell, a motor or a hand wheel which is in transmission connection with the worm, and an output shaft which is connected to the worm wheel, wherein the driving swing arm is in transmission connection with the output shaft, the worm is driven to rotate through the motor or the hand wheel so as to drive the worm wheel to rotate, and the worm wheel drives the output shaft to rotate so as to enable the driving swing arm to swing.

According to the technical scheme, compared with the prior art, the invention has the beneficial technical effects that: firstly, the driving swing arm and the connecting rod are arranged to convert the rotation output of the driving device into the vertical linear motion of the sliding seat, so that the supporting wheel is driven to move up and down, the supporting is provided for the section, the sections with different specifications can be aligned with the center of a rotating chuck on the cutting machine, and the processing precision of the section is improved; secondly, the lifting height of the supporting wheel can be controlled by adjusting the length and the rotation angle of the driving swing arm, and the driving swing arm can be arranged away from the vertical plate so as to reduce the interference between the driving swing arm and the vertical plate as well as between the driving swing arm and the sliding seat; and thirdly, the connecting rod with adjustable length can flexibly connect the driving swing arm and the sliding seat to adapt to the driving swing arms with different specifications.

The lifting support device has the advantages that the lifting support device can be applied to a cutting machine, the cutting machine comprises a main machine and a feeding device, the main machine is arranged on the left and right sides and comprises a machine base, a rotating chuck and a laser cutting head, the rotating chuck and the laser cutting head are arranged on the machine base at intervals on the left and right sides, the rotating chuck is used for clamping a section bar and driving the section bar to rotate, the laser cutting head is used for cutting the section bar, and the feeding device comprises a material rack used for bearing the section bar and a material pushing mechanism used for conveying the section bar to the main machine; the lifting support device is further included, a vertical plate of the lifting support device and the driving device are fixedly connected to the material rack, and the driving device drives the driving swing arm to swing so as to realize the lifting or descending of the support wheel. Through the lifting support device adjusts the support height of the section bar, the section bar with different specifications can be well aligned with the central line of the rotating chuck, the swing amplitude of the section bar during rotation is well reduced, and the processing precision of the section bar is favorably improved.

Furthermore, the cutting machine further comprises a rotating shaft, the lifting support devices are arranged on the material rest of the feeding device at intervals, the driving swing arms of the lifting support devices are connected through the rotating shaft, so that the driving swing arms can swing synchronously, and the driving swing arms drive the supporting wheels of the lifting support devices to ascend or descend synchronously.

The invention has the characteristics and advantages, so the invention can be applied to the lifting support device and the cutting machine using the lifting support device.

Drawings

FIG. 1 is a schematic view of the structure of the cutting machine in front view;

FIG. 2 is a schematic axial view of the elevating support device;

FIG. 3 is a front view of the lifting support device;

fig. 4 is a right-view structural schematic diagram of the lifting support device.

Detailed Description

The following describes the structure of the lifting support device and the cutting machine using the lifting support device according to the present invention with reference to the accompanying drawings. Various implementation details disclosed below may be either selectively applied or combined in one embodiment, even if not directly related or synergistic in functional terms, except where expressly specified as being equivalent or alternative embodiments.

As shown in fig. 1, the cutting machine includes a main machine 1 and a feeding device 2, the main machine 1 includes a base 11, a rotating chuck 12 and a laser cutting head 13, the rotating chuck 12 and the laser cutting head 13 are arranged on the base 11 at a left-right interval, the rotating chuck 12 is used for clamping a profile 3 and driving the profile 3 to rotate, the laser cutting head 13 is used for cutting the profile 3, the feeding device 2 includes a rack 21 for supporting the profile 3 and a pushing mechanism 22 for conveying the profile 3 to the main machine 1; when the rotating chuck 12 is opened, the pushing mechanism 22 pushes the profile 3 forward through a push rod arranged thereon so that the head end of the profile 3 passes through the rotating chuck 12.

In order to adapt to the profiles 3 with different sizes, as shown in fig. 2 to 4, the cutting machine further includes a lifting support device 4, the lifting support device 4 includes a vertical plate 41 and a sliding seat 5, the vertical plate 41 is provided with a sliding rail 42 arranged vertically, the sliding seat 5 is provided with a sliding block 51 matched with the sliding rail 42, and the sliding block 51 can slide back and forth on the sliding rail 42, so that the sliding seat 5 can slide up and down along the sliding rail 42; in order to limit the sliding seat 5 not to move out of the sliding rail 42, the sliding seat further comprises a limiting block 52, and the limiting block 52 is disposed at the upper end and the lower end of the sliding rail 42 for limiting the sliding range of the sliding seat 5. The device also comprises a supporting wheel 6, wherein the supporting wheel 6 is rotatably arranged on the sliding seat 5; the supporting wheels 6 are used for supporting the section bar 3, and the section bar 3 and the supporting wheels 6 are in rolling connection, so that the friction resistance to the section bar 3 can be effectively reduced. The vertical plate 41 of the lifting support device 4 is fixedly connected to the material rack 21, so that the support height of the support wheel 6 can be controlled only by adjusting the height of the sliding seat 5.

Further, the lifting support device 4 further comprises a driving device 43, a driving swing arm 7 and a connecting rod 8, the driving swing arm 7 is connected to an output shaft 45 of the driving device 43 in a transmission manner, two ends of the connecting rod 8 are respectively hinged to the sliding seat 5 and the driving swing arm 7, the driving device 43 drives the driving swing arm 7 to swing up and down, the driving swing arm 7 further drives the sliding seat 5 to move up and down along the sliding rail 42 through the connecting rod 8, and the sliding seat 5 drives the support wheel 6 to ascend or descend. The arrangement mode of the driving swing arm 7 is flexible, and the driving swing arm can be arranged on the left side and the right side or the upper side and the lower side of the slide rail 42 at intervals and then is connected with the sliding seat 5 through the connecting rod 8. This has the advantage that the driving swing arm 7 and the connecting rod 8 can convert the rotation output of the driving device 43 into the up-and-down linear motion of the sliding seat 5, so as to drive the supporting wheel 6 to move up and down to adapt to the section bars 3 with different diameter sizes, and provide a support with a moderate height for the end part of the section bar 3; in addition, the driving swing arm 7 can be arranged away from the vertical plate 41 so as to reduce the interference between the driving swing arm 7 and the vertical plate 41 and the sliding seat 5.

The connecting rod 8 comprises a connecting rod main body 81 and movable joints 82 detachably connected to two ends of the connecting rod main body 81, and the length of the connecting rod 8 is changed by adjusting the connection positions of the movable joints 82. The connecting rod 8 with adjustable length can flexibly connect the driving swing arm 7 with the sliding seat 5 to adapt to the driving swing arm 7 placed at different positions.

The driving device 43 comprises a housing, a worm wheel and a worm (not shown in the figure) arranged in the housing, and further comprises a hand wheel 44 connected to the worm in a transmission manner and an output shaft 45 connected to the worm wheel, the driving swing arm 7 is connected to the output shaft 45 in a transmission manner, the worm is driven to rotate through the hand wheel 44 so as to drive the worm wheel to rotate, and the worm wheel drives the output shaft 45 to rotate so as to enable the driving swing arm 7 to swing; of course, the manual 44 could be replaced by a motor.

In order to better support the section bar 3, as shown in fig. 1, a plurality of the lifting support devices 4 are arranged on the material rack 21 of the feeding device 2 at intervals, the cutting machine further comprises a rotating shaft 9, and the driving swing arms 7 of the plurality of the lifting support devices 4 are connected through the rotating shaft 9 so that the plurality of the driving swing arms 7 can swing synchronously. The driving device 43 is also fixedly connected to the material shelf 21, and the supporting wheels 6 of the plurality of lifting supporting devices 4 can be driven to synchronously ascend or descend by driving any one of the driving swing arms 7.

Claims

1. A lifting support device comprises a vertical plate, a sliding seat and a support wheel, wherein a vertically arranged sliding rail is arranged on the vertical plate, a sliding block matched with the sliding rail is arranged on the sliding seat so as to slide up and down along the sliding rail, and the support wheel is rotatably arranged on the sliding seat; the device is characterized by further comprising a driving device, a driving swing arm and a connecting rod, wherein the driving swing arm is connected to an output shaft of the driving device in a transmission mode, two ends of the connecting rod are hinged to the sliding seat and the driving swing arm respectively, the driving device drives the driving swing arm to swing up and down, the driving swing arm further drives the sliding seat to move up and down along the sliding rail through the connecting rod, and the sliding seat drives the supporting wheel to ascend or descend.

2. The elevating support device as set forth in claim 1, wherein the link comprises a link body and movable joints detachably connected to both ends of the link body, and the length of the link is changed by adjusting the connection positions of the movable joints.

3. The elevating support device as set forth in claim 2, further comprising a stopper disposed on the slide rail for limiting a sliding stroke of the sliding seat.

4. The lifting support device according to claim 2, wherein the driving device comprises a housing, a worm wheel and a worm arranged in the housing, a motor or a handwheel connected to the worm in a transmission manner, and an output shaft connected to the worm wheel, the driving swing arm is connected to the output shaft in a transmission manner, the motor or the handwheel drives the worm to rotate so as to drive the worm wheel to rotate, and the worm wheel drives the output shaft to rotate so as to enable the driving swing arm to swing.

5. The cutting machine comprises a main machine and a feeding device, wherein the main machine is arranged left and right and comprises a machine base, a rotating chuck and a laser cutting head, the rotating chuck and the laser cutting head are arranged on the machine base at left and right intervals, the rotating chuck is used for clamping a section bar and can drive the section bar to rotate, the laser cutting head is used for cutting the section bar, and the feeding device comprises a material rack for bearing the section bar and a material pushing mechanism for conveying the section bar to the main machine; the lifting support device of claim 1~4, wherein the vertical plate of the lifting support device and the driving device are fixedly connected to the material frame, and the driving device drives the driving swing arm to swing so as to realize the ascending or descending of the support wheel.

6. The cutting machine according to claim 5, further comprising a rotating shaft, wherein a plurality of the lifting support devices are arranged on the material rack of the feeding device at intervals, the driving swing arms of the plurality of the lifting support devices are connected through the rotating shaft so that the plurality of the driving swing arms can swing synchronously, and the supporting wheels of the plurality of the lifting support devices can be driven to ascend or descend synchronously by driving any one of the driving swing arms.