CN215356764U - Clamping device for laser cutting machine - Google Patents

Abstract

The utility model discloses a clamping device for a laser cutting machine, which comprises a laser cutting machine tool, wherein a vertical clamping device is fixedly connected at the middle position of the top surface of the laser cutting machine tool, a horizontal clamping device is fixedly connected at the top surface of the laser cutting machine tool, a hydraulic cylinder is fixedly connected at the top surface of the horizontal clamping device, a link mechanism is arranged on the horizontal clamping device, and a horizontal heightening component is arranged at the top surface of the laser cutting machine tool. According to the utility model, the triangular clamping mechanism is adopted by the vertical clamping device and the horizontal clamping device, so that the defect that the bidirectional clamping device can loosen an article due to vibration generated by cutting is overcome, meanwhile, the horizontal clamping device or the vertical clamping device is selected according to the height of the article to clamp the cut article, and the defect that the distance between a laser emission opening and the article influences the cutting precision is overcome.

Description

Clamping device for laser cutting machine

Technical Field

The application relates to the technical field of clamping devices, in particular to a clamping device for a laser cutting machine.

Background

With the continuous development of cutting technology, the variety of cutting machines is continuously increased, and laser cutting machines are continuously perfected in use, but the currently adopted laser cutting machines have some defects in a clamping device.

Firstly, what laser cutting machine adopted usually is two-way clamping device, when cutting some article, two-way clamping device can lead to article pine to take off owing to the vibrations that the cutting produced, can't accomplish long-time centre gripping, secondly, most laser cutting machine's laser emission mouth highly can not adjust at will, and the precision of cutting is can't be guaranteed to the height of part article or be higher than the laser emission mouth, so still there is the distance of laser emission mouth and article to influence the defect of cutting precision.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a clamping device for a laser cutting machine, which solves the above problems.

The embodiment of the application adopts the following technical scheme:

the utility model provides a clamping device for laser cutting machine, includes the laser cutting machine bed, the vertical clamping device of intermediate position fixedly connected with of laser cutting machine bed top surface, the top surface fixed connection of laser cutting machine bed has horizontal clamping device, horizontal clamping device's top surface fixedly connected with pneumatic cylinder, the last link mechanism that is provided with of horizontal clamping device, the top surface of laser cutting machine bed is provided with the horizontal bed hedgehopping subassembly.

Preferably, the laser cutting machine tool comprises a bed body, the top surface of the bed body is symmetrically and fixedly connected with two horizontal sliding rails, the upper surfaces of the horizontal sliding rails are slidably connected with a laser cutting mechanism, the middle position of the top surface of the bed body is provided with a material placing hole, and the top surface of the bed body is provided with a slot.

Preferably, vertical clamping device includes the casing of fixed connection in laser cutting machine bed top surface, horizontal slide has been seted up to the top surface of casing, horizontal slide's interior diapire sliding connection has horizontal slider, horizontal slide's interior diapire runs through and has seted up the hole of dodging, horizontal slider's top surface runs through and has seted up the screw, the position of screw with dodge the hole corresponding, the inner chamber of screw is pegged graft and is had the bolt, the surface threaded connection of bolt has the nut, the intermediate position of casing top surface has seted up and has pressed from both sides tight hole, press from both sides the position in tight hole and put the thing hole corresponding.

Preferably, horizontal clamping device includes fixed connection in the base of laser cutting machine bed top surface, the inner wall fixedly connected with dead lever of base, the surface of dead lever is rotated and is connected with vertical clamping rod, the groove of dodging has been seted up to the inner diapire of base, the top surface fixedly connected with support frame of base, the vertical slide rail of inner wall fixedly connected with of support frame, the inner wall sliding connection of vertical slide rail has two vertical sliders, two the opposite face fixedly connected with horizontal pole of vertical slider, the top surface fixedly connected with roof of support frame.

Preferably, the link mechanism comprises a connecting rod, the connecting rod is fixedly connected to the bottom surface of the cross rod, the bottom surface of the connecting rod is rotatably connected with a fixing clamp, rotating holes are formed in two sides of the fixing clamp, the fixing clamp is connected to the surface of the vertical clamping rod in a sleeved mode, rotating shafts are fixedly connected to two sides of the vertical clamping rod, and the positions of the rotating holes correspond to the rotating shafts.

Preferably, the horizontal heightening component comprises a heightening block arranged on the top surface of the laser cutting machine tool, a horizontal clamping block is arranged on the top surface of the heightening block, the upper surfaces of the horizontal clamping block and the heightening block are provided with the same through hole, and the same bolt is inserted into the through hole and the inner cavity of the slot.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

one of them, through vertical clamping device and horizontal clamping device can be better the tight article of clamp, vertical clamping device's horizontal slider presents the triangle structure, and two vertical clamping rod and the horizontal clamping block of horizontal clamping device also present the triangle mechanism under the promotion of pneumatic cylinder, and for two-way clamping device, triangle clamping device is in the cutting process, and the article of centre gripping is more stable, has solved two-way clamping device and can lead to the defect that article pine takes off owing to the vibrations that the cutting produced.

Secondly, an article higher than the laser emission port is placed in the article placing hole through the avoiding hole by the vertical clamping device, a height suitable for cutting is left, the horizontal sliding block is moved in the horizontal slide way, the surface of the horizontal sliding block is enabled to be tightly attached to the surface of the article, the horizontal sliding block is locked by the bolt and the nut, the article is clamped, and the cutting of the article is completed, or the article lower than the laser emission port is placed on the horizontal clamping block by the horizontal clamping device, a proper number of heightening blocks are added below the horizontal clamping block, the article is placed at a proper height and fixed on a machine tool by the bolt, the hydraulic cylinder is controlled, the output end of the hydraulic cylinder is extended, the cross rod is pushed to move downwards, the cross rod can push the link mechanism to move downwards, the link mechanism can push the vertical clamping rod to fold towards the middle, the surface of the vertical clamping rod is tightly attached to the article and is matched with the horizontal heightening component, the object is clamped, the object is cut, and the defect that the distance between the laser emitting port and the object affects the cutting precision can be overcome by using the vertical clamping device and the horizontal clamping device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a diagram: the utility model is a three-dimensional structure schematic diagram;

FIG. 2 is a diagram of: the utility model discloses a three-dimensional structure schematic diagram of a laser cutting machine tool;

FIG. 3 is a diagram of: the utility model discloses a schematic three-dimensional structure of a vertical clamping device;

FIG. 4 is a diagram of: the utility model discloses a schematic three-dimensional structure of a horizontal clamping device;

FIG. 5 is a diagram: the utility model is a schematic three-dimensional structure of a link mechanism;

FIG. 6 is a diagram of: the utility model discloses a three-dimensional structure schematic diagram of a horizontal heightening component.

In the figure: 1. a laser cutting machine tool; 101. a laser cutting mechanism; 102. a placing hole; 103. a bed body; 104. a slot; 105. a horizontal slide rail; 2. a vertical clamping device; 201. a horizontal slider; 202. a horizontal slideway; 203. a clamping hole; 204. a nut; 205. a bolt; 206. a housing; 207. avoiding holes; 208. a screw hole; 3. a horizontal clamping device; 301. a vertical slide rail; 302. a vertical slide block; 303. a support frame; 304. fixing the rod; 305. an avoidance groove; 306. a base; 307. a cross bar; 308. a vertical clamping bar; 309. a top plate; 4. a hydraulic cylinder; 5. a horizontal bed-up assembly; 501. a horizontal clamping block; 502. a block for raising; 503. a bolt; 504. a through hole; 6. a link mechanism; 601. a connecting rod; 602. a fixing clip; 603. rotating the hole; 604. and rotating the shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Referring to fig. 1-6, the present invention provides a clamping device for a laser cutting machine, comprising:

the utility model provides a clamping device for laser cutting machine, includes laser cutting machine 1, the vertical clamping device 2 of intermediate position fixedly connected with of 1 top surface of laser cutting machine, and the top surface fixed connection of laser cutting machine 1 has horizontal clamping device 3, and horizontal clamping device 3's top surface fixedly connected with pneumatic cylinder 4 is provided with link mechanism 6 on the horizontal clamping device 3, and the top surface of laser cutting machine 1 is provided with horizontal bed hedgehopping subassembly 5.

Specifically, the laser cutting machine 1 is a main body part of the whole mechanism and is also a mounting platform for each component, when cutting an article, the vertical clamping device 2 is used for clamping the article with the height higher than a laser emission port, the height of the horizontal clamping device 3 can be controlled by controlling the hydraulic cylinder 4, and the horizontal clamping device 3 and the horizontal heightening component 5 are matched with each other to clamp the article with the height lower than the laser emission port.

In this embodiment, as shown in fig. 2, the laser cutting machine 1 includes a bed body 103, two horizontal sliding rails 105 are symmetrically and fixedly connected to the top surface of the bed body 103, a laser cutting mechanism 101 is slidably connected to the upper surface of the horizontal sliding rails 105, an object placing hole 102 is formed in the middle of the top surface of the bed body 103, and a slot 104 is formed in the top surface of the bed body 103.

Specifically, bed body 103 provides the operation platform, and laser cutting mechanism 101 is used for cutting article, puts thing hole 102 and is used for placing the article of overlength, when putting thing hole 102 cutting article, can clean away the piece of cutting through putting thing hole 102, and horizontal slide rail 105 makes things convenient for laser cutting mechanism 101 at bed body 103 back and forth movement, is convenient for cut the operation.

In this embodiment, as shown in fig. 3, the vertical clamping device 2 includes a housing 206 fixedly connected to the top surface of the laser cutting machine 1, a horizontal sliding way 202 is formed on the top surface of the housing 206, a horizontal sliding block 201 is slidably connected to an inner bottom wall of the horizontal sliding way 202, an avoiding hole 207 is formed through the inner bottom wall of the horizontal sliding way 202, a screw hole 208 is formed through the top surface of the horizontal sliding block 201, the screw hole 208 corresponds to the avoiding hole 207, a bolt 205 is inserted into an inner cavity of the screw hole 208, a nut 204 is threadedly connected to a surface of the bolt 205, a clamping hole 203 is formed in the middle position of the top surface of the housing 206, and the clamping hole 203 corresponds to the storage hole 102.

Specifically, the horizontal slider 201 can slide on a horizontal slide 202 formed on the top surface of the housing 206, and when an article is placed in the clamping hole 203, the horizontal slider 201 is moved to enable the horizontal slider 201 to be attached to the article, and the position of the horizontal slider 201 is locked by the cooperation of the bolt 205 and the nut 204, so that triangular clamping of the article is realized.

In this embodiment, as shown in fig. 4, the horizontal clamping device 3 includes a base 306 fixedly connected to the top surface of the laser cutting machine 1, an inner wall fixedly connected with fixing rod 304 of the base 306, the surface of the fixing rod 304 is rotated and connected with a vertical clamping rod 308, an inner bottom wall of the base 306 is provided with a dodging groove 305, a top surface fixedly connected with support frame 303 of the base 306, an inner wall fixedly connected with vertical slide rail 301 of the support frame 303, an inner wall of the vertical slide rail 301 is slidably connected with two vertical sliders 302, opposite surfaces of the two vertical sliders 302 are fixedly connected with a cross rod 307, a top surface fixedly connected with a top plate 309 of the support frame 303, a hydraulic cylinder 4 is fixedly connected to the top surface of the top plate 309, an output end of the hydraulic cylinder 4 penetrates through the lower surface of the top plate 309, and an output end of the hydraulic cylinder 4 is fixedly connected with the top surface of the cross rod 307.

Specifically, the avoiding groove 305 formed in the inner wall of the base 306 can enable the vertical clamping rod 308 to rotate around the fixing rod 304, the cross rod 307 drives the vertical sliding block 302 to vertically move along the vertical sliding rail 301, the supporting frame 303 provides support for the whole horizontal clamping device 3, the top plate 309 provides a working platform for the hydraulic cylinder 4, the output end of the hydraulic cylinder 4 pushes the cross rod 307 to move downwards, and the cross rod 307 drives the vertical sliding block 302 to vertically move along the vertical sliding rail 301 in the vertical direction.

In this embodiment, as shown in fig. 5, the link mechanism 6 includes a connecting rod 601, the connecting rod 601 is fixedly connected to the bottom surface of the cross rod 307, the bottom surface of the connecting rod 601 is rotatably connected to a fixing clamp 602, two sides of the fixing clamp 602 are provided with rotating holes 603, the fixing clamp 602 is sleeved on the surface of the vertical clamping rod 308, two sides of the vertical clamping rod 308 are fixedly connected to a rotating shaft 604, and the positions of the rotating holes 603 correspond to the rotating shaft 604.

Specifically, the connecting rod 601 is fixedly connected with the cross rod 307, when the cross rod 307 vertically moves, the connecting rod 601 is driven to vertically move, the fixing clamp 602 can rotate around the rotating shaft 604 at the position of the rotating hole 603, when the connecting rod 601 moves downwards, the connecting rod 601 pushes the fixing clamp 602, the fixing clamp 602 pushes the vertical clamping rod 308 to be closed downwards, clamping of an article is achieved, when the connecting rod 601 moves upwards, the connecting rod 601 pulls the fixing clamp 602, the fixing clamp 602 pulls the vertical clamping rod 308 to be separated upwards, and clamping of the article is abandoned.

In this embodiment, as shown in fig. 6, the horizontal raising component 5 includes a raising block 502 disposed on the top surface of the laser cutting machine 1, a horizontal clamping block 501 is disposed on the top surface of the raising block 502, the horizontal clamping block 501 and the raising block 502 have a same through hole 504 on their upper surfaces, and the through hole 504 and the inner cavity of the slot 104 are plugged with a same plug 503.

Specifically, an article is placed on the horizontal clamping block 501, a certain number of padding blocks 502 are added below the horizontal clamping block 501, a plug pin 503 with a proper length is inserted into the insertion slot 104 through the through hole 504, and the whole horizontal padding assembly 5 is fixed, so that the article is lifted to a height suitable for being cut by the laser cutting mechanism 101.

The working principle is as follows: when the clamping device for the laser cutting machine is used, a worker firstly selects the vertical clamping device 2 or the horizontal clamping device 3 for fixing according to the height of an object to be cut, when the height of the object to be cut is higher than a laser emission opening, the object is clamped through the vertical clamping device 2, firstly, the object passes through the clamping hole 203 and is placed in the object placing hole 102, the nut 204 is loosened, the horizontal sliding block 201 moves along the horizontal sliding rail 202, the surface of the horizontal sliding block 201 is attached to the surface of the object, the nut 204 is screwed again, the position of the horizontal sliding block 201 is locked by the nut 204 and the bolt 205, the object is clamped, the laser cutting mechanism 101 moves above the vertical clamping device 2 along the horizontal sliding rail 105, and the object is cut; when the height of the cut object is lower than that of the laser emitting opening, the object is placed on the horizontal clamping block 501, the cut object is reserved with the length to be cut towards the laser cutting mechanism 101, a certain number of heightening blocks 502 are added below the horizontal clamping block 501, a bolt 503 with the proper length is inserted into the slot 104 through the through hole 504, the whole horizontal heightening assembly 5 is fixed, so that the object is lifted to the height suitable for the laser cutting mechanism 101 to cut, the hydraulic cylinder 4 is controlled to push the cross rod 307 to move downwards, when the cross rod 307 moves downwards, the connecting rod 601 is pushed to move downwards, the fixing clamp 601 pushes the fixing clamp 602, the vertical clamping rod 308 is pushed to be folded downwards by the fixing clamp 602, the object is clamped, the laser cutting mechanism 101 is moved to the position above the object along the horizontal sliding rail 105, and the cutting of the object is started.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (7)

1. The utility model provides a clamping device for laser cutting machine, includes laser cutting machine bed (1), its characterized in that: the middle position fixedly connected with vertical clamping device (2) of laser cutting machine bed (1) top surface, the top surface fixedly connected with horizontal clamping device (3) of laser cutting machine bed (1), the top surface fixedly connected with pneumatic cylinder (4) of horizontal clamping device (3), be provided with link mechanism (6) on horizontal clamping device (3), the top surface of laser cutting machine bed (1) is provided with horizontal bed hedgehopping subassembly (5).

2. The clamping device for the laser cutting machine according to claim 1, wherein: the laser cutting machine tool (1) comprises a bed body (103), wherein two horizontal sliding rails (105) are symmetrically and fixedly connected to the top surface of the bed body (103), a laser cutting mechanism (101) is connected to the upper surface of each horizontal sliding rail (105) in a sliding mode, an object placing hole (102) is formed in the middle of the top surface of the bed body (103), and a slot (104) is formed in the top surface of the bed body (103).

3. The clamping device for the laser cutting machine according to claim 1, wherein: vertical clamping device (2) are including casing (206) of fixed connection in laser cutting machine bed (1) top surface, horizontal slide (202) have been seted up to the top surface of casing (206), the interior diapire sliding connection of horizontal slide (202) has horizontal slider (201), the interior diapire of horizontal slide (202) runs through to have seted up dodges hole (207), the top surface of horizontal slider (201) runs through to have seted up screw (208), the position of screw (208) with dodge hole (207) corresponding, the inner chamber of screw (208) is pegged graft and is had bolt (205), the surface threaded connection of bolt (205) has nut (204), the intermediate position of casing (206) top surface has been seted up and has been pressed from both sides tight hole (203), the position that presss from both sides tight hole (203) is corresponding with putting thing hole (102).

4. The clamping device for the laser cutting machine according to claim 1, wherein: horizontal clamping device (3) include base (306) of fixed connection in laser cutting machine bed (1) top surface, the inner wall fixedly connected with dead lever (304) of base (306), the surface of dead lever (304) is rotated and is connected with vertical clamp rod (308), the interior diapire of base (306) has been seted up and has been dodged groove (305), the top surface fixedly connected with support frame (303) of base (306), the vertical slide rail (301) of inner wall fixedly connected with of support frame (303), the inner wall sliding connection of vertical slide rail (301) has two vertical slider (302), two the opposite face fixedly connected with horizontal pole (307) of vertical slider (302), the top surface fixedly connected with roof (309) of support frame (303).

5. The clamping device for the laser cutting machine according to claim 1, wherein: the hydraulic cylinder (4) is fixedly connected to the top surface of the top plate (309), the output end of the hydraulic cylinder (4) penetrates through the lower surface of the top plate (309), and the output end of the hydraulic cylinder (4) is fixedly connected with the top surface of the cross rod (307).

6. The clamping device for the laser cutting machine according to claim 1, wherein: link mechanism (6) include connecting rod (601), connecting rod (601) fixed connection is in the bottom surface of horizontal pole (307), the bottom surface of connecting rod (601) is rotated and is connected with fixation clamp (602), open the both sides of fixation clamp (602) and have rotated hole (603), fixation clamp (602) cup joint the surface at vertical clamp pole (308), the both sides fixedly connected with axis of rotation (604) of vertical clamp pole (308), the position that rotates hole (603) corresponds with axis of rotation (604).

7. The clamping device for the laser cutting machine according to claim 1, wherein: the horizontal heightening component (5) comprises a heightening block (502) arranged on the top surface of the laser cutting machine (1), a horizontal clamping block (501) is arranged on the top surface of the heightening block (502), the upper surfaces of the horizontal clamping block (501) and the heightening block (502) are provided with the same through hole (504), and the same plug pin (503) is inserted into the through hole (504) and the inner cavity of the slot (104).

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