Switching type double-station laser cutting machine

Abstract

The utility model discloses a switching type double-station laser cutting machine which comprises a main lathe bed, a cross beam is arranged between the upper portions of the main lathe bed in a driving mode, a laser cutting head is arranged on the cross beam in a driving mode, an auxiliary lathe bed is arranged on one side of the main lathe bed, and two station assemblies are arranged between the main lathe bed and the auxiliary lathe bed in an up-down staggered mode. The station assembly comprises a driving assembly arranged on the main machine body, a workbench assembly is fixedly arranged on the driving assembly, a transition plate for supporting the workbench assembly in a translation mode is arranged on the inner wall of a cavity of the main machine body, a plurality of fixing pieces are arranged at one end of the workbench assembly, and a clamping assembly matched with the fixing pieces is arranged at one end of the main machine body; the double-station alternate cutting is achieved, the shutdown waiting time is shortened, the overall machining period is shortened, and the double-station alternate cutting machine is particularly suitable for small-batch multi-variety production and high-precision scenes where materials are frequently replaced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to laser cutting machine technical field especially relates to an exchangeable double workstation laser cutting machine. BACKGROUND

[0002] In modern manufacturing industry, laser cutting technology has been widely applied in metal processing, automobile manufacturing, aerospace and many other fields due to its high precision, high speed and non-contact processing advantages. As the core equipment for realizing laser cutting technology, the performance and efficiency of laser cutting machine directly affect the processing quality and economic benefits of production enterprises.

[0003] Early laser cutting machines are mostly single workstation design. When cutting workpieces, the equipment must be stopped after completing the cutting of a workpiece each time, and the workpiece loading and unloading and replacement operation is carried out. This process not only wastes a lot of time and reduces the overall operation efficiency of the equipment. In order to overcome the above-mentioned defects of single workstation laser cutting machine, some double workstation laser cutting machines gradually appear in the market. These double workstation laser cutting machines set two workstations. While cutting work in one workstation, the workpiece loading and unloading can be carried out in the other workstation, thereby reducing the downtime of the equipment to a certain extent and improving the production efficiency. However, the existing double workstation laser cutting machines still have some deficiencies.

[0004] In detail, the workstation switching mechanism of some double workstation laser cutting machines is not designed reasonably, which leads to an unsmooth switching process, increases the switching time, and is prone to problems such as jamming and misalignment, affecting the cutting precision. In addition, the support structure of the workbench working process of some double workstation laser cutting machines is not stable enough, which is prone to vibration during cutting, thereby affecting the cutting quality.

[0005] Therefore, the practitioner has developed an exchangeable double workstation laser cutting machine to effectively solve the problems existing in the existing double workstation laser cutting machine and meet the needs of modern manufacturing industry for efficient and high-precision laser cutting equipment. UTILITY MODEL CONTENTS

[0006] The purpose of the utility model is to provide an exchangeable double workstation laser cutting machine to solve the problems of the existing double workstation laser cutting machine, such as unreasonable design of the workstation switching mechanism leading to unsmooth switching and affecting the cutting precision, and unstable support structure of the workbench leading to vibration affecting the cutting quality.

[0007] The utility model realizes the above-mentioned purpose through the following technical scheme: an exchangeable double workstation laser cutting machine, comprising a main bed body, a cross beam is drivenly arranged between the upper parts of the main bed body, a laser cutting head is drivenly arranged on the cross beam, a vice bed body is arranged on one side of the main bed body, and two groups of workstation assembly are arranged in an upper and lower staggered manner between the main bed body and the vice bed body.

[0008] The work station assembly comprises a driving assembly arranged on the main bed body, a workbench assembly is fixedly arranged on the driving assembly, a transition plate is arranged on the inner wall of the main bed body cavity to provide translational support for the workbench assembly, a plurality of fixing members are arranged at one end of the workbench assembly, and a clamping assembly is arranged at one end of the main bed body and matched with the fixing members.

[0009] Further, the driving assembly comprises two groups of bearing seats and bearings arranged oppositely on the inner wall of the main bed body, a sprocket is rotatably arranged on each bearing seat, a bidirectional driving motor is fixedly arranged on the main bed body between the two groups of sprockets, two rotating shafts of the bidirectional driving motor are matched with the adjacent sprockets through connecting rods, the bearings are rotatably arranged on the inner wall of the main bed body, and driven sprockets are sleeved on the outer sides of the bearings, and the sprockets are matched with the driven sprockets through chains.

[0010] Further, the workbench assembly comprises a workbench body, a plurality of groups of knife strips are uniformly arranged in the cavity of the workbench body, a plurality of groups of rollers are uniformly arranged at the bottom of the workbench body, first chain fixing members are arranged at two corners of one end of the workbench body, second chain fixing members are sleeved in the first chain fixing members, and the second chain fixing members are fixed on the upper parts of the chains.

[0011] Further, the transition plate is L-shaped, one end of the L-shaped transition plate is fixed on the inner wall of the main bed body through bolts, and the other end of the L-shaped transition plate extends out of the horizontal plane.

[0012] Further, the clamping assembly comprises a clamping cylinder, two groups of clamping members are arranged on the telescopic rod of the clamping cylinder, and clamping grooves matched with the clamping members are formed in the fixing members.

[0013] Beneficial effects: The utility model discloses reasonable design, simple and stable structure, strong practicality has the following beneficial effects:

[0014] 1. Efficient work station switching: the two groups of work station assemblies staggered up and down between the main bed body and the auxiliary bed body can make another work station synchronous feeding and discharging when one work station is cutting, greatly reduce the equipment downtime, and significantly improve the overall production efficiency.

[0015] 2. Stable driving guarantee: the driving assembly provides stable and strong power for the workbench assembly, ensures smooth work station switching, effectively avoids jamming and misplacement, and guarantees cutting accuracy.

[0016] 3. Low-friction stable support: the rollers at the bottom of the workbench assembly are matched with the L-shaped transition plate to reduce the translational friction, make the workbench move flexibly, enhance the support stability, greatly reduce the cutting vibration, and improve the cutting quality.

[0017] 4. Reliable fixation prevents displacement: the clamping cylinder of the clamping assembly drives the clamping piece to tightly fit with the clamping groove of the fixing piece, which can firmly fix the workbench assembly and prevent the workbench from displacement due to external force during cutting, ensuring the cutting precision and stability. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of the utility model;

[0019] Figure 2 It is an enlarged structural schematic view of part A of the utility model;

[0020] Figure 3 It is an enlarged structural schematic view of part B of the utility model;

[0021] Figure 4 It is an enlarged structural schematic view of part C of the utility model;

[0022] Figure 5 It is an enlarged structural schematic view of part D of the utility model.

[0023] In the figure: 1-main bed, 2-cross beam, 3-laser cutting head, 4-secondary bed, 5-workstation assembly;

[0024] 501-driving assembly, 502-workbench assembly, 503-transition plate, 504-fixing piece, 505-clamping assembly;

[0025] 5011-bearing seat, 5012-bearing, 5013-sprocket, 5014-bidirectional driving motor, 5015-connecting rod, 5016-driven sprocket, 5017-chain, 5021-workbench main body, 5022-knife bar, 5023-roller, 5024-first chain fixing piece, 5025-second chain fixing piece, 5051-clamping cylinder, 5052-clamping piece. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0027] Embodiment one:

[0028] Combined with Figures 1-5The device mainly includes a main bed body 1, the main bed body 1 is stable in structure, provides solid foundation support for the operation of the whole laser cutting machine, the stable driving arrangement of the cross beam 2 is realized above the main bed body 1 through high-precision driving device, the cross beam 2 can be smoothly operated along the preset track under the accurate control of the driving device, and the operation precision ensures the positioning accuracy in the subsequent processing process, and a high-performance driving system is also carried on the cross beam 2 to drive the laser cutting head 3, the laser cutting head 3 as the core executive component of the whole device can focus high-intensity laser beam on the workpiece surface in an instant, realize high-precision cutting of various material workpieces, a vice bed body 4 that cooperates with the main bed body 1 is also arranged on one side of the main bed body 1, the vice bed body 4 not only cooperates with the main bed body 1 in space layout, but also complements the main bed body 1 in function, and a high-efficiency cutting work area is jointly constructed, and especially unique is that two groups of work position assemblies 5 are carefully arranged in an up-and-down staggered layout between the main bed body 1 and the vice bed body 4;

[0029] Among them, the work position assembly 5 is further subdivided into multiple key parts, first, the driving assembly 501 arranged on the main bed body 1 can provide stable and strong power output for subsequent work, the workbench assembly 502 is fixedly arranged above the driving assembly 501, the workbench assembly 502 has excellent carrying capacity, at the same time, the transition plate 503 is specially arranged on the inner wall of the cavity of the main bed body 1, the role of the transition plate 503 is crucial, it can give stable and reliable support to the workbench assembly 502 in the translation process, the surface of the transition plate 503 is treated by special polishing, which can effectively reduce the friction of the workbench assembly 502 in translation, and ensure that it runs more smoothly, a plurality of fixing pieces 504 are arranged at one end of the workbench assembly 502, the fixing pieces 504 are made of high-strength alloy steel, and a clamping assembly 505 corresponding to the fixing pieces 504 is arranged at one end of the main bed body 1, the clamping assembly 505 can accurately and firmly clamp the fixing pieces 504 during work, so that the workbench assembly 502 does not displace during cutting, thereby ensuring the cutting precision.

[0030] In this embodiment, the laser cutting machine is combined with Figures 2-3The shown driving assembly 501 as the driving operation part of the whole exchangeable double position laser cutting machine, including two sets of bearing seats 5011 oppositely installed on the inner wall of the main bed 1, these bearing seats 5011 are self-provided with bearings, which can stably bear and fix the subsequent components and realize the rotation, the sprocket 5013 is accurately and rotatably arranged above each set of bearing seats 5011, the sprocket 5013 is forged by high-quality alloy steel, and the tooth surface has strong wear resistance, the bidirectional driving motor 5014 is stably and fixedly installed at the specific position of the main bed 1 between the two sets of sprockets 5013, the two rotating shafts of the bidirectional driving motor 5014 are respectively matched with the adjacent sprockets 5013 through the carefully designed connecting rods 5015, the connecting parts of the connecting rods 5015 are completely matched with the rotating shafts of the motor and the mounting holes of the sprockets 5013, which ensures the high efficiency and stability of power transmission and maximally reduces the transmission error caused by the connecting gap, at the same time, the bearings 5012 are rotatably arranged on the inner wall of the main bed 1, the outer sides of the bearings 5012 are tightly sleeved with driven sprockets 5016, the driven sprockets 5016 are consistent with the sprockets 5013 and also have excellent performance, the sprockets 5013 and the driven sprockets 5016 are connected through a special chain 5017 to realize power transmission, in the operation process, the bidirectional driving motor 5014 is started, the two sprockets 5013 on the both sides are driven to rotate synchronously through the connecting rods 5015, then the driven sprockets 5016 are driven to rotate through the chain 5017, and finally the stable and accurate driving operation of the workbench assembly 502 is realized.

[0031] In the embodiment, the method is combined with Figures 4-5The workbench assembly 502 shown as a key component to carry the workpiece to be processed and realize precise displacement, the assembly includes a workbench body 5021, which has excellent carrying capacity, and a plurality of groups of blades 5022 are evenly distributed in the cavity of the workbench body 5021, the blades 5022 are made of high-hardness tool steel, which can provide stable and reliable support for various workpieces placed on the workbench body 5021, ensure that the workpiece always maintains a stable state during cutting, and on the other hand, its unique design can make the debris generated by cutting fall smoothly, avoiding the adverse effects of debris accumulation on cutting quality and equipment operation, a plurality of groups of rollers 5023 are evenly distributed at the bottom of the workbench body 5021, the rollers 5023 make the movement of the workbench more smooth and stable, and have higher positioning accuracy, and especially, first chain fixing members 5024 are respectively arranged at both corner positions of one end of the workbench body 5021, second chain fixing members 5025 are tightly sleeved in the first chain fixing members 5024, and the second chain fixing members 5025 are firmly fixed to the upper part of the chain 5017, so that when the bidirectional driving motor 5014 operates, the workbench assembly 502 can be accurately and stably driven to move horizontally, providing stable and accurate displacement guarantee for laser cutting operation.

[0032] In the embodiment, the transition plate 503 Figure 2 The transition plate 503 shown plays an indispensable role in the stable operation of the workbench assembly 502 of the entire exchangeable double-station laser cutting machine, which adopts a unique L-shaped design, in the installation mode, one end of the L-shaped transition plate 503 is tightly fixed on the inner wall of the main bed body 1 by a plurality of high-strength bolts, and the other end of the L-shaped transition plate 503 is smoothly extended along the accurate horizontal plane direction, which can provide sufficient and stable support surface for the rollers 5023 evenly distributed at the bottom of the workbench body 5021, and will not interfere with the normal operation of other components inside the equipment.

[0033] In the embodiment, the transition plate 503 Figure 3The clamping assembly 505 shown plays a key role in ensuring the stable positioning of the workbench assembly 502 throughout the operation of the exchangeable double-station laser cutting machine. The assembly includes a power source clamping cylinder 5051, whose working range is precisely adapted to the equipment operation requirements. At the front end of the telescopic rod of the clamping cylinder 5051, two sets of clamping pieces 5052 are carefully arranged, which can act on the two sets of workbench assemblies 502. At the same time, the fixing piece 504 is precisely provided with clamping grooves matched with the clamping pieces 5052. During equipment operation, when the workbench assembly 502 moves to the designated position, the clamping cylinder 5051 is started, and the telescopic rod drives the clamping pieces 5052 to be precisely embedded into the clamping grooves on the fixing piece 504. At this time, the clamping cylinder 5051 continuously maintains stable pressure output, thereby firmly fixing the workbench assembly 502 on the main bed 1, ensuring that the workbench assembly 502 will not displace due to external force during the laser cutting operation, and providing a solid and reliable guarantee for realizing high-precision laser cutting processing.

[0034] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to encompass all changes falling within the meaning and range of equivalents of the elements of the claims. Any reference signs in the claims should not be considered as limiting the claims to which they relate.

[0035] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A switching type double station laser cutting machine, comprising a main bed body (1), a cross beam (2) is drivenly arranged between the upper sides of the main bed body (1), a laser cutting head (3) is drivenly arranged on the cross beam (2), a vice bed body (4) is arranged on one side of the main bed body (1), characterized in that: Two groups of work station assemblies (5) are staggered between the main bed body (1) and the auxiliary bed body (4) in up and down directions; The work station assembly (5) comprises a driving assembly (501) arranged on the main bed body (1), a workbench assembly (502) fixedly arranged on the driving assembly (501), a transition plate (503) arranged on the inner wall of the cavity of the main bed body (1) and giving translational support to the workbench assembly (502), a plurality of fixing members (504) arranged at one end of the workbench assembly (502), and a clamping assembly (505) arranged at one end of the main bed body (1) and matched with the fixing members (504).

2. A switchable dual station laser cutting machine as claimed in claim 1, wherein: The driving assembly (501) comprises two groups of bearing seats (5011) and bearings (5012) arranged oppositely on the inner wall of the main bed body (1), a chain wheel (5013) rotatably arranged on each of the bearing seats (5011), a bidirectional driving motor (5014) fixedly arranged on the main bed body (1) between the two groups of chain wheels (5013), two rotating shafts of the bidirectional driving motor (5014) matched with the adjacent chain wheels (5013) through connecting rods (5015), and the bearings (5012) rotatably arranged on the inner wall of the main bed body (1) and having driven chain wheels (5016) sleeved on the outer sides thereof, wherein the chain wheels (5013) and the driven chain wheels (5016) are matched through chains (5017).

3. A switchable dual station laser cutting machine as claimed in claim 2, characterised in that: The workbench assembly (502) comprises a workbench body (5021), a plurality of groups of knife strips (5022) uniformly distributed in the cavity of the workbench body (5021), a plurality of groups of rollers (5023) uniformly distributed at the bottom of the workbench body (5021), first chain fixing members (5024) arranged at two corners of one end of the workbench body (5021), second chain fixing members (5025) sleeved in the first chain fixing members (5024), and the second chain fixing members (5025) fixed on the upper part of the chains (5017).

4. A switchable dual station laser cutting machine as claimed in claim 3 wherein: The transition plate (503) is L-shaped, one end of the L-shaped transition plate (503) is fixed on the inner wall of the main bed body (1) through bolts, and the other end of the L-shaped transition plate (503) extends out in the horizontal plane.

5. A switchable dual station laser cutting machine as claimed in claim 4, characterised in that: The clamping assembly (505) comprises a clamping cylinder (5051), two groups of clamping members (5052) arranged on the telescopic rod of the clamping cylinder (5051), and clamping grooves matched with the clamping members (5052) arranged on the fixing members (504).

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