CN111360430A

CN111360430A - Quick-change speed positioning plane cutting support

Info

Publication number: CN111360430A
Application number: CN202010256697.4A
Authority: CN
Inventors: 崔德余
Original assignee: Hefei Baiheng Equipment Die Co ltd
Current assignee: Hefei Baiheng Equipment Die Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-07-03

Abstract

The invention discloses a quick-change positioning plane cutting bracket which comprises a platform for mounting a workpiece, wherein the platform is provided with at least two first operation areas and second operation areas which are separated from each other, and the positions of the first operation areas and the second operation areas can be quickly exchanged; the quick-change positioning plane cutting support is convenient to position and process thin plates with small sizes and thicknesses, loading and unloading operations are realized in the process of processing, loading and unloading time is saved, and processing efficiency is improved.

Description

Quick-change speed positioning plane cutting support

Technical Field

The invention belongs to the field of laser processing machines, and particularly relates to a quick-change positioning plane cutting support.

Background

The laser processing is to replace the traditional mechanical knife with invisible light beam, has the characteristics of high precision, quick processing, no limitation on processing patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like, and can gradually improve or replace the traditional metal processing process equipment. The mechanical part of the laser tool bit is not in contact with a workpiece, and particularly, the surface of the workpiece cannot be scratched when a plate with a thin thickness is worked; the laser processing speed is high, the cut is smooth and flat, and the subsequent processing is not needed generally; the processing heat affected zone is small, the deformation of the plate is small, and the cutting seam is narrow (0.1 mm-0.3 mm); the notch has no mechanical stress and no shearing burr; the processing precision is high, the repeatability is good, and the surface of the material is not damaged; the numerical control programming can be used for processing any plan, the whole board with large breadth can be processed, a die does not need to be opened, and the method is economical and time-saving.

In the prior art, a plane cutting support arranged on a laser processing machine tool is inconvenient to clamp, the gap is too large, the processing precision of a sheet part is reduced, a positioning device is not arranged, quick feeding and discharging can not be carried out in processing, the next processing part can be processed only by discharging and feeding operation after the processing of one processing part is finished, and the production efficiency is seriously influenced.

Disclosure of Invention

The invention aims to provide a quick-change positioning plane cutting support, which is convenient for positioning and processing a thin plate with small size and thickness, realizes loading and unloading operations in processing, saves loading and unloading time and improves processing efficiency.

According to the technical scheme, the quick-change positioning plane cutting support comprises a platform for mounting a workpiece, at least two first operation areas and at least two second operation areas which are isolated from each other are arranged on the platform, and the positions of the first operation areas and the second operation areas can be quickly exchanged.

Preferably, the platform comprises a rectangular frame body, a plurality of vertical clamping grooves are oppositely arranged on a pair of side surfaces of the rectangular frame body, and a supporting plate for supporting a workpiece is clamped on the two opposite clamping grooves; dividing at least the area supported by all the supporting plates into two areas which are respectively used as a first operation area and a second operation area; the platform is connected with a rotating mechanism which drives the platform to rotate so as to realize the position interchange of the first operating area and the second operating area.

Preferably, the bottom of the rectangular frame body is provided with a connecting plate penetrating through the center of the rectangular frame body, the rotating mechanism is arranged at the center of the rectangular frame body on the connecting plate, and the rotating mechanism drives the platform to rotate around the central axis of the platform to realize the position interchange of the first operating area and the second operating area.

Preferably, the rotating mechanism comprises a rotating shaft fixedly connected with the connecting plate, a driven gear is fixed on the rotating shaft, a driving gear is meshed on the driven gear and driven by a servo motor, the driving gear is a sector wheel, and the central angle of the sector wheel is 180 degrees.

Preferably, the periphery of the outer side of the rectangular frame body is respectively provided with a positioning mechanism and a clamping mechanism, the positioning mechanism and the clamping mechanism respectively comprise a positioning guide rod and a clamping guide rod, and the positioning guide rod and the clamping guide rod are respectively provided with a positioning guide sleeve and a clamping guide sleeve; a positioning telescopic rod which is horizontally arranged and extends to the upper part of the supporting plate penetrates through the positioning guide sleeve, a positioning plate is arranged at the upper end of the supporting plate, the positioning telescopic rod is used for fixing the position of a workpiece from the side surface of the workpiece, and a positioning telescopic rod locking mechanism is arranged on the positioning guide sleeve; be provided with on pressing from both sides tight guide pin bushing and increase the board, it is provided with vertical mounting hole on the board to increase, has passed the connecting axle in the mounting hole, and the connecting axle top is fixed with presss from both sides tight telescopic link, presss from both sides tight telescopic link one end and passes the threaded rod that has vertical setting, and the screw rod bottom is fixed with the clamp plate, and the clamp plate is realized compressing tightly the clamp tightly to the machined part by the machined part upper surface and is.

Preferably, two auxiliary clamping mechanisms are connected between a pair of side surfaces of the rectangular frame body.

Preferably, the lower part of the platform is provided with a fixed platform, the fixed platform is provided with an annular chute, the bottom of the platform is provided with supporting legs, and the bottom of the supporting legs is provided with supporting wheels and is arranged in the annular chute.

Preferably, a partition plate is arranged on the fixed table, the partition plate is arranged on the upper portion of the platform and penetrates through the center line of the platform, and the partition plate isolates the first operating area from the second operating area on the platform.

The quick-change positioning plane cutting bracket has the beneficial effects that:

1. the positions of the first operating area and the second operating area can be exchanged rapidly, so that when one operating area is used for machining, the other operating area is used for loading and unloading, the time occupied by the loading and unloading operation is saved, and the machining efficiency is improved.

2. The clamping groove and the supporting plate can be used for selectively installing the supporting plates with proper quantity and positions according to the size and the shape of a machined part, so that the machined part can be supported, sheet machined parts of various models, sizes and thicknesses can be machined, and the machining precision of sheet machined parts is improved.

Drawings

Figure 1 is a top view of a quick-change positioning plane cutting bracket according to one embodiment of the present invention,

FIG. 2 is a schematic view of a quick-change positioning plane cutting support after being installed with a workpiece or during processing,

figure 3 is a schematic view of a quick-change positioning plane cutting bracket clamping a workpiece,

figure 4 is a schematic view of a quick-change positioning plane cutting support clamping device and a positioning device,

fig. 5 is a schematic view of the installation of the support plate of the quick-change positioning plane cutting bracket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

When the laser processing machine tool is used for processing, no mechanical cutter applies force to cut a processed workpiece, so that the processed workpiece is generally directly placed on a processing plane configured on the laser processing machine tool, a clamping device and the like are generally not used for clamping and fixing the processed workpiece, a positioning device and the like are also not used for positioning the processed workpiece, and therefore much inconvenience is brought to the feeding of the processed workpiece, and the processing operation efficiency is influenced. Meanwhile, the existing laser processing machine tool is mostly set to be universal, the configured platform has larger interval, and the thin plate piece with smaller size and smaller thick bottom is difficult to play a good supporting and fixing role, and the thin plate piece can be deformed due to improper supporting in the processing process, so that the processing precision is influenced.

In order to solve the above problems, the technical solution of the present invention provides a quick-change positioning plane cutting support as shown in fig. 1 and fig. 2, which is directly placed on a supporting platform originally configured for a laser processing machine tool, and is used for fixing and processing a thin plate piece, so as to avoid the deformation of the thin plate piece during processing.

As shown in fig. 1 and 2, the quick-change positioning plane cutting carriage comprises a platform 1 for mounting a workpiece. According to the use habits of people and the size of a machined part, the installation plane on the platform 1 is artificially divided into at least two areas which are respectively a first operation area 01 and a second operation area 02, and the first operation area 01 and the second operation area 02 are respectively used for cutting and loading and unloading, so that the cutting and the loading and unloading are carried out simultaneously, the time occupied by loading and unloading is saved, and the machining efficiency is improved.

As shown in fig. 1, in order to facilitate the operation or protect the safety of the operator, the first operation area 01 and the second operation area 02 are isolated by a certain external auxiliary or the first operation area 01 and the second operation area 02 are isolated at a certain distance in terms of position selection, so as to avoid the influence of the light beam and heat generated during the cutting process when the operator operates.

As shown in fig. 2, the positions of the first operation area 01 and the second operation area 02 can be quickly interchanged. Adopt equipment, realize the quick interchange in first operation district 01 and second operation district 02 position immediately after cutting process accomplishes, rotate out original cutting machined part and keep away from processing aircraft nose 100 position, rotate the machined part after will just loading to processing aircraft nose 100 lower part and process, then unload the machined part that has accomplished processing, at the material loading, carry out cutting process's in-process in processing operation district promptly, unload and the material loading in proper order on another operation district, improve machining efficiency.

As shown in fig. 2 and 5, the platform 1 includes a rectangular frame body, a plurality of vertical slots 10 are oppositely disposed on a pair of side surfaces of the rectangular frame body, the number of slots 10 is as large as possible, the distance between two adjacent slots 10 is as small as possible, in order to install more support plates 2, a thin plate with a small size is stably supported, and the problem that the thin plate is deformed due to improper support during processing is avoided. A supporting plate 2 for supporting a workpiece is clamped on the two opposite clamping grooves 10. At least the area supported by all the support plates 2 is divided into two areas as a first operation area 01 and a second operation area 02, respectively. The platform 1 is connected with a rotating mechanism 9, and the rotating mechanism 9 drives the platform 1 to rotate to realize the rapid rotation and exchange of the positions of the first operation area 01 and the second operation area 02.

Like fig. 5, the support surface of the support plate 2 is arranged in the zigzag manner, so that the contact with a supported workpiece is reduced, the heat dissipation in processing is facilitated, the support surface of the support plate is prevented from being cut in the cutting process, the integrity of the shape and the support surface of the support plate 2 is facilitated to be maintained, the waste residues cut in the processing process can be discharged in time, and the cleaning is facilitated.

As shown in fig. 2 and 4, the bottom of the rectangular frame is provided with a connecting plate 3 penetrating through the center of the rectangular frame, and the rotating mechanism 9 is arranged at the center of the rectangular frame on the connecting plate 3. The rotating mechanism drives the platform 1 to rotate around the central axis of the platform to realize the position exchange between the first operation area 01 and the second operation area 02. The rotating mechanism comprises a rotating shaft 91 fixedly connected with the connecting plate 3, a driven gear 92 is fixed on the rotating shaft 91, a driving gear 93 is meshed on the driven gear 92, the driving gear 93 is driven 94 by a servo motor, the driving gear 93 is a sector wheel, and the central angle of the sector wheel is 180 degrees. After the processing program of the laser processing machine tool is completed, the servo motor 94 is controlled to work through a program preset in the laser processing machine tool, the platform 1 is driven to rotate, and the position exchange of the first operation area 01 and the second operation area 02 is realized. The positions of the first operation area 01 and the second operation area 02 are automatically interchanged, and the operation is simple, quick, labor-saving and stable.

As shown in fig. 3 and 4, the positioning mechanism 7 and the clamping mechanism 6 are respectively disposed on the outer periphery of the rectangular frame, the positioning mechanism 7 and the clamping mechanism 6 respectively include a positioning guide rod 71 and a clamping guide rod 61, and the positioning guide rod 71 and the clamping guide rod 61 are respectively provided with a positioning guide sleeve 72 and a clamping guide sleeve 62. The positioning guide sleeve 72 and the clamping guide sleeve 62 can slide on the positioning guide rod 71 and the clamping guide rod 61 respectively, and the positioning guide sleeve 72 and the clamping guide sleeve 62 are moved according to the position of the processed workpiece 102, so that the workpiece 102 can be conveniently positioned at a proper position.

As shown in fig. 4, a positioning telescopic rod 73 horizontally arranged and extending to the upper part of the supporting plate passes through the positioning guide sleeve 72, and a positioning plate 74 is arranged at the upper end of the supporting plate 2 on the positioning telescopic rod 73. The positioning plate 74 fixes the position of the workpiece 102 by the side of the workpiece 102. The positioning guide sleeve 42 is provided with a positioning telescopic rod locking mechanism 75, the positioning telescopic rod locking mechanism 75 realizes fixing of the positioning telescopic rod 73, the position of the positioning telescopic rod 73 is prevented from changing in positioning, and fixing of a positioning position is ensured.

As shown in FIG. 4, the clamping guide sleeve 62 is provided with a height increasing plate 63, and the height increasing plate 63 effectively avoids the interference phenomenon between the positioning mechanism 7 and the clamping mechanism 6. The height increasing plate 63 is provided with a vertical mounting hole, a connecting shaft 64 penetrates through the mounting hole, a clamping telescopic rod 65 is fixed to the top of the connecting shaft 64, a vertically arranged threaded rod 66 penetrates through one end of the clamping telescopic rod 65, and a pressing plate 67 is fixed to the bottom of the threaded rod 66. The pressing plate 67 is used for pressing and clamping the workpiece 102 by the upper surface of the workpiece 102.

As shown in fig. 3, two auxiliary clamping mechanisms 8 are connected between a pair of side surfaces of the rectangular frame. The two auxiliary clamping mechanisms 8 are identical in structure with the clamping mechanism 6. The two auxiliary clamping mechanisms 8 are arranged to process the workpiece 102 from the other side, so that the problem of displacement of the workpiece in the rotation or processing of the platform 1 is avoided.

As shown in fig. 4, a fixing table 5 is arranged on the lower portion of the platform 1, an annular chute is arranged on the fixing table 5, a supporting leg 11 is arranged at the bottom of the platform, and a supporting wheel 12 is arranged at the bottom of the supporting leg 11 and is arranged in the annular chute. Supporting legs 11 and supporting wheels 12 realize the support to platform 1 on the one hand, and on the other hand realize the spacing to the platform rotation.

Referring to fig. 2 and 4, a partition plate 4 is disposed on the fixed table 5, the partition plate 4 is disposed on the upper portion of the platform 1 and passes through a center line of the platform 1, and the partition plate 4 separates a first operation area 01 and a second operation area 02 on the platform 1. The setting of baffle 4 ensures that first operation area 01 and second operation area 02 keep apart, avoids operating personnel to carry out the safety of material loading operation of unloading in cutting process.

As shown in fig. 2, in the quick-change positioning plane cutting support according to the technical solution of the present invention, first, the workpieces 102 are all mounted on the first operating area 01, then the platform 1 is rotated, so that the first operating area 01 on which the workpieces 102 are mounted is rotated to the processing position of the processing head 100 for processing, at the same time, the second operating area 02 close to the operator side is loaded, the workpieces 102 on the second operating area 02 are positioned and clamped, after the workpieces on the first operating area 01 are processed, the platform is rotated again, the first operating area 01 and the second operating area are exchanged 02, and the loading, unloading and processing actions are repeated.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims

1. The utility model provides a quick speed change location plane cutting support, its characterized in that includes a platform that is used for installing the machined part, is provided with at least two first operation area and the second operation area of keeping apart each other on the platform, and first operation area and second operation area position can carry out quick interchange.

2. The quick-change positioning plane cutting support according to claim 1, wherein the platform comprises a rectangular frame body, a plurality of vertical slots are oppositely arranged on one pair of side surfaces of the rectangular frame body, and a supporting plate for supporting a workpiece is clamped on the two opposite slots; dividing at least the area supported by all the supporting plates into two areas which are respectively used as a first operation area and a second operation area; the platform is connected with a rotating mechanism which drives the platform to rotate so as to realize the position interchange of the first operating area and the second operating area.

3. The quick-change positioning plane cutting support according to claim 2, wherein the bottom of the rectangular frame is provided with a connecting plate penetrating through the center of the rectangular frame, the rotating mechanism is arranged at the center of the rectangular frame on the connecting plate, and the rotating mechanism drives the platform to rotate around the central axis of the platform to realize the position exchange of the first operating area and the second operating area.

4. The fast-speed-changing positioning plane cutting support according to claim 3, wherein the rotating mechanism comprises a rotating shaft fixedly connected with the connecting plate, a driven gear is fixed on the rotating shaft, a driving gear is meshed on the driven gear, the driving gear is driven by a servo motor, the driving gear is a sector wheel, and the central angle of the sector wheel is 180 degrees.

5. The quick-change positioning plane cutting support according to claim 2, wherein the outer periphery of the rectangular frame body is respectively provided with a positioning mechanism and a clamping mechanism, the positioning mechanism and the clamping mechanism respectively comprise a positioning guide rod and a clamping guide rod, and the positioning guide rod and the clamping guide rod are respectively provided with a positioning guide sleeve and a clamping guide sleeve; a positioning telescopic rod which is horizontally arranged and extends to the upper part of the supporting plate penetrates through the positioning guide sleeve, a positioning plate is arranged at the upper end of the supporting plate, the positioning telescopic rod is used for fixing the position of a workpiece from the side surface of the workpiece, and a positioning telescopic rod locking mechanism is arranged on the positioning guide sleeve; be provided with on pressing from both sides tight guide pin bushing and increase the board, it is provided with vertical mounting hole on the board to increase, has passed the connecting axle in the mounting hole, and the connecting axle top is fixed with presss from both sides tight telescopic link, presss from both sides tight telescopic link one end and passes the threaded rod that has vertical setting, and the screw rod bottom is fixed with the clamp plate, and the clamp plate is realized compressing tightly the clamp tightly to the machined part by the machined part upper surface and is.

6. A quick-change speed positioning plane cutting bracket according to claim 5, characterized in that two auxiliary clamping mechanisms are connected between a pair of side faces of the rectangular frame body.

7. The quick-change positioning plane cutting bracket according to claim 1, characterized in that a fixed platform is arranged at the lower part of the platform, an annular chute is arranged on the fixed platform, supporting legs are arranged at the bottom of the platform, and supporting wheels are arranged at the bottom of the supporting legs and are arranged in the annular chute.

8. The quick change speed positioning plane cutting bracket according to claim 7, wherein a partition is provided on the fixed table, the partition is disposed on the upper portion of the platform and passes through the center line of the platform, and the partition separates the first operation area from the second operation area on the platform.