CN210997074U

CN210997074U - Environment-friendly laser cutting machine that cutting accuracy is high

Info

Publication number: CN210997074U
Application number: CN201921677792.0U
Authority: CN
Inventors: 杨晓卿
Original assignee: Jiangsu Klose Laser Technology Co ltd
Current assignee: Jiangsu Klose Laser Technology Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-07-14
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses an environment-friendly laser cutting machine that cutting accuracy is high belongs to laser cutting technical field, including the cutting case, a pair of supporting legs of the equal fixedly connected with in both ends about the cutting case, and a pair of supporting legs tandem arrangement, the right-hand member fixedly connected with P L C controller of cutting case, the shaft hole has been seted up to the left end of cutting case, the right inner wall of cutting case rotates and is connected with the lead screw, the left end fixedly connected with pivot of lead screw, and the left end of pivot runs through the shaft hole, the left end fixedly connected with of cutting case is motor just reversing, the output fixedly connected with action wheel of motor just reversing, the left end fixedly connected with of pivot is from the driving wheel, the transmission is connected with the drive belt between action wheel and the driving wheel, threaded connection has the stroke nut on the surface of the circumference of lead screw, a pair of top-down fixedly connected with spout between the left and right sides of.

Description

Environment-friendly laser cutting machine that cutting accuracy is high

Technical Field

The utility model relates to a laser cutting technical field, more specifically say, relate to an environment-friendly laser cutting machine that cutting accuracy is high.

Background

The laser cutting is to melt and evaporate the workpiece by the energy released when the laser beam irradiates the surface of the workpiece, so as to achieve the purposes of cutting and carving, has the characteristics of high precision, quick cutting, no limitation on cutting patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like, and can gradually improve or replace the traditional metal cutting process equipment. The laser cutting machine system generally comprises a laser generator, an external light beam transmission assembly, a workbench (machine tool), a microcomputer numerical control cabinet, a cooler, a computer (hardware and software) and the like.

The in-process of current laser cutting machine cutting can produce a large amount of pieces, if thorough in not time, the piece can be piled up gradually, and current laser cutting machine is difficult for accomplishing the collection to the piece, can produce the peculiar smell of a stock irritability in the cutting process simultaneously, and current laser cutting machine is difficult to absorb this strand of peculiar smell to influence operating personnel's healthy.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an environment-friendly laser cutting machine that cutting accuracy is high, it is convenient for collect the piece, effectively adsorbs the peculiar smell, comparatively environmental protection.

2. Technical scheme

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

the utility model provides an environment-friendly laser cutting machine that cutting precision is high, includes the cutting case, the equal a pair of supporting legs of fixedly connected with in both ends about the cutting case, and a pair of supporting legs tandem, the right-hand member fixedly connected with P L C controller of cutting case, the shaft hole has been seted up to the left end of cutting case, the right inner wall of cutting case rotates and is connected with the lead screw, the left end fixedly connected with pivot of lead screw, and the left end of pivot runs through the shaft hole, the left end fixedly connected with of cutting case is motor just reversing, the output fixedly connected with action wheel of motor just reversing, the left end fixedly connected with of pivot follows the driving wheel, the transmission is connected with the drive belt between action wheel and the follow driving wheel, threaded connection has the stroke nut on the circumference surface of lead screw, a pair of top-down fixedly connected with spout between the left and right sides inner wall of cutting case, and a pair of spout all is located the rear side of stroke nut, the rear end fixedly connected with a pair of stroke nut, and a pair of slide bar respectively sliding connection in the inner wall of a pair of spout, the lower extreme fixedly connected with the connecting rod, the lower extreme fixedly connected with mounting block on the upper mounting block through first detachable structure, the lower extreme is connected with the cutter, and the lower extreme is equipped with the active cutting case, and the collection box of the multi-unit of the cutting case, and the collection box, the active carbon filter the collection box, the collection box of the discharge bin.

Furthermore, a wire hole is formed in the right inner wall of the cutting box and is located on the left side of the P L C controller.

Further, the air intake has been seted up to the upper end of cutting case, the upper end fixedly connected with air-cooler of cutting case, and the air outlet of air-cooler just to the air intake, air-cooler electric connection is in P L C controller.

Further, the surface of the slide bar and the inner wall of the sliding groove are both polished smoothly, friction can be effectively reduced due to smooth polishing, and the slide bar can slide more smoothly in the sliding groove.

Further, be connected with the bearing on the circumferential surface of pivot, and the bearing is located the shaft hole, be interference fit between the inner circle of bearing and the pivot, be clearance fit between the outer lane of bearing and the shaft hole, the bearing not only has good support performance, can effectively reduce the friction simultaneously.

Further, first detachable construction includes screw, lower screw, T shape screw and nut, and goes up screw, lower screw, T shape screw and nut and respectively is equipped with four, four go up the screw and offer respectively in the upper end four corners department of last installation piece, four down the screw is offered respectively in the upper end four corners department of installation piece down, T shape screw threaded connection is in between the last screw that is located same vertical face and the lower screw, nut threaded connection is in the surface of T shape screw, and the nut is located the downside of installation piece down, the installation and the dismantlement of the laser cutting ware of being convenient for.

Furthermore, the second detachable construction includes T shape spacing groove and T shape connecting block, and T shape spacing groove and T shape connecting block respectively are equipped with a pair ofly, and is a pair of T shape spacing groove is seted up respectively in the lower extreme of cutting case and is controlled two portions, and is a pair of T shape connecting block is fixed connection respectively in two portions about the upper end of collecting box, and a pair of T shape connecting block sliding connection respectively in a pair of T shape spacing inslot, the installation and the dismantlement of collecting box are convenient for all to roughen the processing, and it can effectively increase the friction to roughen the processing for the collecting box slides around being difficult for.

Further, anti-skidding vertebra is equipped with five groups at least, and multiunit anti-skidding vertebra is from left right side align to grid, and is a set of anti-skidding vertebra is equipped with seven at least, and a plurality of anti-skidding vertebra from preceding back evenly distributed, multiunit the blanking passageway is located the left and right sides of anti-skidding vertebra respectively.

Further, the chamber door is installed to the front end of cutting case, the chamber door is articulated through a pair of hinge activity with the left part junction of cutting case, the chamber door is connected with the fastener through assorted latch fitting with the right part junction of cutting case, the viewing aperture has been seted up to the front end of chamber door, the inner wall fixedly connected with observation glass of viewing aperture is convenient for observe the condition in the cutting case.

Further, a pair of miniature vibrating motor of lower extreme fixedly connected with of collecting box, and the equal electric connection of a pair of miniature vibrating motor in P L C controller, four the equal fixedly connected with shock attenuation seat of lower extreme of supporting legs, the surface coating of shock attenuation seat has the shock pad, and miniature vibrating motor's setting effectively produces the vibration for the piece is changeed and is fallen into in the collecting box from the blanking passageway.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is through the drive of positive and negative motor, according to the action wheel, from the transmission principle between driving wheel and the drive belt, and then utilizes the transmission principle of lead screw, changes circular motion to linear motion for the stroke nut makes linear motion, finally makes laser cutter make linear motion cut.

(2) This scheme is through installation piece and laser cutting ware under first detachable construction connects, and their installation and dismantlement are convenient for.

(3) This scheme is through the setting of multiunit antiskid vertebra for by the difficult slip of the article of cutting, through the setting of multiunit blanking passageway, piece that produces in the cutting process can fall into to the collecting box through the blanking passageway in, through miniature vibrating motor's effect, makes it difficult jam make the blanking rapider.

(4) This scheme is through the setting of air-cooler, to the cutting incasement drum go into cold wind, can produce the heat in cutting process, and the drum of cold wind is gone into and is made the temperature reduce to guarantee the security in the cutting process, effectively reduce the incident, the while blowin of cold wind still can blow in the collecting box with the piece in, double at one stroke.

(5) The second dismantles the setting of structure, the installation of being convenient for and dismantles the collecting box to this scheme.

(6) The active carbon filter bag is arranged, so that the peculiar smell generated in the cutting process can be absorbed conveniently.

(7) The condition in the cutting box can be observed through the arrangement of the observation port and the observation glass.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

fig. 4 is a front view of the present invention.

The reference numbers in the figures illustrate:

1 cutting box, 2 supporting feet, 3 shock absorbing seats, 4P L C controller, 5 wire holes, 6 air cooler, 7 air inlet, 8 rotating shaft, 9 travel nut, 10 lead screw, 11 slide bar, 12 sliding chute, 13 forward and reverse rotating motor, 14 driving wheel, 15 driven wheel, 16 driving belt, 17 connecting rod, 18 upper mounting block, 19 lower mounting block, 20 laser cutter, 21 upper screw hole, 22 lower screw hole, 23T-shaped screw, 24 nut, 25 anti-slip cone, 26 blanking channel, 27 collecting box, 28 micro vibrating motor, 29 active carbon filtering bag, 30T-shaped spacing groove, 31T-shaped connecting block, 32 air outlet, 33 box door, 34 observing glass.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 4, an environment-friendly laser cutting machine with high cutting precision comprises a cutting box 1, a box door 33 is mounted at the front end of the cutting box 1, a joint of the box door 33 and the left part of the cutting box 1 is movably hinged through a pair of hinges, the joint of the box door 33 and the right part of the cutting box 1 is connected with a fastener through a matched locking piece, an observation port is formed in the front end of the box door 33, observation glass 34 is fixedly connected to the inner wall of the observation port, an operator can observe the conditions in the cutting box 1 through the observation port and the observation glass 34, a pair of supporting legs 2 is fixedly connected to the left end and the right end of the cutting box 1, the pair of supporting legs 2 are arranged in a front-back mode, the four supporting legs 2 have good supporting performance, shock absorbing seats 3 are fixedly connected to the lower ends of the four supporting legs 2, shock absorbing pads are wrapped on the surfaces of the shock absorbing seats 3, the shock absorbing seats 3 can effectively reduce the shock, the shock absorbing pads further reduce the shock, a P L C controller 4 is fixedly connected;

referring to fig. 1, a wire hole 5 is formed in the right inner wall of a cutting box 1, the wire hole 5 is located on the left side of a P L C controller 4, an air inlet 7 is formed in the upper end of the cutting box 1, the air inlet 7 is used for blowing in cold air, an air cooler 6 is fixedly connected to the upper end of the cutting box 1, an air outlet of the air cooler 6 is right opposite to the air inlet 7, the air cooler 6 is used for manufacturing the cold air, the air cooler 6 is electrically connected to the P L C controller 4, the air cooler 6 is controlled by the P L C controller 4 when being started and closed, the air cooler 6 is an industrial small-sized air cooler, heat is generated in the cutting process, so that the temperature in the cutting box 1 is increased, the cold air is blown in, the temperature in the cutting box 1 is effectively reduced, safety accidents are effectively reduced, and meanwhile blown cold air can blow debris into;

referring to fig. 1, a shaft hole is formed at the left end of the cutting box 1, a lead screw 10 is rotatably connected to the right inner wall of the cutting box 1, a rotating shaft 8 is fixedly connected to the left end of the lead screw 10, the left end of the rotating shaft 8 penetrates through the shaft hole, a bearing is connected to the circumferential surface of the rotating shaft 8 and is located in the shaft hole, an inner ring of the bearing is in interference fit with the rotating shaft 8, an outer ring of the bearing is in clearance fit with the shaft hole, the bearing has good supporting performance and can effectively reduce friction, a forward and reverse rotating motor 13 is fixedly connected to the left end of the cutting box 1, the forward and reverse rotating motor 13 is electrically connected to the P L C controller 4, an output end of the forward and reverse rotating motor 13 can rotate forward and reverse, and adjustment, starting and closing of the steering are controlled by;

referring to fig. 1 again, the output end of the forward and reverse rotation motor 13 is fixedly connected with a driving wheel 14, the left end of the rotating shaft 8 is fixedly connected with a driven wheel 15, a transmission belt 16 is connected between the driving wheel 14 and the driven wheel 15 in a transmission manner, a travel nut 9 is connected on the circumferential surface of the screw rod 10 in a threaded manner, a pair of sliding chutes 12 are fixedly connected between the left inner wall and the right inner wall of the cutting box 1 from top to bottom, the pair of sliding chutes 12 are both positioned at the rear side of the travel nut 9, the rear end of the travel nut 9 is fixedly connected with a pair of sliding rods 11, the pair of sliding rods 11 are respectively connected to the inner walls of the pair of sliding chutes 12 in a sliding manner, the surfaces of the sliding rods 11 and the inner walls of the sliding chutes 12 are subjected to polishing and smoothing treatment, friction can be effectively reduced, the driven wheel 15 rotates to drive the rotating shaft 8 to rotate, the screw rod 10 rotates along with the rotating shaft 8, due to the limiting effect of the pair of sliding grooves 12 on the pair of sliding rods 11, the screw rod 10 cannot drive the stroke nut 9 to rotate when rotating, so that the stroke nut 9 is driven to do linear motion, the arrangement of the sliding grooves 12 and the sliding rods 11 simultaneously ensures the stability of the stroke nut 9 in the linear motion process, when the forward and reverse motor 13 is started in the forward direction, the stroke nut 9 moves rightwards, and when the forward and reverse motor 13 is started in the reverse direction, the stroke nut 9 moves leftwards;

referring to fig. 2, a connecting rod 17 is fixedly connected to the lower end of a travel nut 9, an upper mounting block 18 is fixedly connected to the lower end of the connecting rod 17, the upper mounting block 18 is connected to a lower mounting block 19 through a first detachable structure, the first detachable structure includes an upper screw hole 21, a lower screw hole 22, a T-shaped screw 23 and a nut 24, four upper screw holes 21, four lower screw holes 22, four T-shaped screws 23 and four nuts 24 are respectively provided, the four upper screw holes 21 are respectively provided at four corners of the upper end of the upper mounting block 18, the four lower screw holes 22 are respectively provided at four corners of the upper end of the lower mounting block 19, the T-shaped screw 23 is in threaded connection between the upper screw hole 21 and the lower screw hole 22 on the same vertical plane, the nut 24 is in threaded connection with the surface of the T-shaped screw 23, the nut 24 is provided at the lower side of the lower mounting block 19, so as to facilitate the mounting and dismounting of the laser cutter 20, the lower mounting block 19 is fixedly connected to a laser cutter 20, the laser cutter 20 is electrically connected to a P L C controller 4, the laser;

referring to fig. 1, a plurality of sets of anti-slip vertebrae 25 are fixedly connected to the lower inner wall of the cutting box 1, the anti-slip vertebrae 25 are at least provided with five sets, the sets of anti-slip vertebrae 25 are uniformly arranged from left to right, the set of anti-slip vertebrae 25 is at least seven, the anti-slip vertebrae 25 are uniformly distributed from front to back, the anti-slip vertebrae 25 are arranged to facilitate placement of articles to be cut and enable the articles to be cut not to easily slide, a plurality of sets of blanking channels 26 are formed in the lower inner wall of the cutting box 1, the plurality of sets of blanking channels 26 are respectively located on the left side and the right side of the anti-slip vertebrae 25, and the blanking;

referring to fig. 3, the lower end of the cutting box 1 is connected to a collecting box 27 through a second detachable structure, the collecting box 27 is used for collecting debris, the second detachable structure includes a T-shaped limiting groove 30 and a T-shaped connecting block 31, the T-shaped limiting groove 30 and the T-shaped connecting block 31 are respectively provided with a pair, the pair of T-shaped limiting grooves 30 are respectively provided at the left and right parts of the lower end of the cutting box 1, the pair of T-shaped connecting blocks 31 are respectively fixedly connected to the left and right parts of the upper end of the collecting box 27, the pair of T-shaped connecting blocks 31 are respectively slidably connected in the pair of T-shaped limiting grooves 30, the surfaces of the T-shaped limiting groove 30 and the T-shaped connecting block 31 are both roughened, so as to facilitate the installation and detachment of the collecting box 27, and the roughening can effectively increase;

please finally refer to fig. 1, a set of air outlets 32 is provided at both ends of the collection box 27, an activated carbon filter pack 29 is provided in the collection box 27, the activated carbon filter pack 29 is used for absorbing the odor, a pair of micro vibration motors 28 is fixedly connected to the lower end of the collection box 27, and the pair of micro vibration motors 28 are electrically connected to the P L C controller 4, the micro vibration motors 28 are controlled by the P L C controller 4 to start and close, and the micro vibration motors 28 are arranged to effectively generate vibration, so that the debris can be more easily dropped into the collection box 27 from the blanking channel 26.

The principle of operation is that a positive and negative rotation motor 13 is positively started through a P L C controller 4, an air cooler 6 and a micro vibration motor 28 are simultaneously started, the output end of the positive and negative rotation motor 13 rotates to drive a driving wheel 14 to rotate, the driving wheel 14 rotates to drive a driven wheel 15 to rotate through a driving belt 16, the driven wheel 15 rotates to drive a rotating shaft 8 to rotate, a screw rod 10 rotates along with the rotating shaft 8, due to the limiting effect of a pair of sliding chutes 12 on a pair of sliding rods 11, the screw rod 10 can not drive a stroke nut 9 to rotate when rotating, thereby driving the stroke nut 9 to move right, finally driving a laser cutter 20 to move right, thereby performing cutting, in the cutting process, heat can be generated, thereby making the temperature in the cutting box 1 high, blowing in cold air, effectively reducing the temperature in the cutting box 1, thereby effectively reducing the occurrence of safety accidents, simultaneously blowing in cold air can blow in the collecting box 27 with chips, the chips fall into the collecting box 27 through a blanking channel 26, facilitating the collection of the chips, and the vibration generated by the micro vibration motor 28, making the chips not easily blocked by the blanking channel 26, thereby improving the practical performance of filtering off peculiar smell, effectively absorbing the environmental protection, and effectively collecting the chips, and facilitating the removal of the collecting box, and the collection of the chips, thereby, effectively removing the collection box, and the.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The environment-friendly laser cutting machine with high cutting precision comprises a cutting box (1), and is characterized in that a pair of supporting legs (2) is fixedly connected to the left end and the right end of the cutting box (1) respectively, the supporting legs (2) are arranged in a front-back manner, a P L C controller (4) is fixedly connected to the right end of the cutting box (1), a shaft hole is formed in the left end of the cutting box (1), a lead screw (10) is rotatably connected to the right inner wall of the cutting box (1), a rotating shaft (8) is fixedly connected to the left end of the lead screw (10), the left end of the rotating shaft (8) penetrates through the shaft hole, a forward-reverse motor (13) is fixedly connected to the left end of the cutting box (1), a driving wheel (14) is fixedly connected to the output end of the forward-reverse motor (13), a driven wheel (15) is fixedly connected to the left end of the rotating shaft (10), a transmission connection belt (16) is connected between the driving wheel (14) and the driven wheel (15), a stroke nut (9) is connected to the circumferential surface of the lead screw (10), a pair of upper end and lower sliding blocks (18) of the cutting box (17) are fixedly connected to a pair of sliding block mounting grooves (18), a plurality of sliding block mounting grooves (18) of a pair of a lower sliding block mounting groove (18) is connected to a pair of a movable mounting groove (18), a lower end of a pair of sliding block mounting groove (18), a lower sliding block mounting groove (18) is connected to a pair of a sliding block mounting groove (18), a lower end of a lower sliding block mounting groove (18) of a pair of a sliding block mounting groove (18), a pair of a sliding block mounting groove (18) is connected to a sliding block mounting groove (18), a lower end of a pair of a lower sliding block mounting groove (18) of a pair of.

2. The environment-friendly laser cutting machine with high cutting precision according to claim 1 is characterized in that a wire hole (5) is formed in the right inner wall of the cutting box (1), and the wire hole (5) is located on the left side of a P L C controller (4).

3. The environment-friendly laser cutting machine with high cutting precision according to claim 1 is characterized in that an air inlet (7) is formed in the upper end of the cutting box (1), an air cooler (6) is fixedly connected to the upper end of the cutting box (1), an air outlet of the air cooler (6) is opposite to the air inlet (7), and the air cooler (6) is electrically connected to a P L C controller (4).

4. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that: the surface of the sliding rod (11) and the inner wall of the sliding groove (12) are both polished and smoothed.

5. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that: the bearing is connected to the circumferential surface of the rotating shaft (8) and located in the shaft hole, an inner ring of the bearing is in interference fit with the rotating shaft (8), and an outer ring of the bearing is in clearance fit with the shaft hole.

6. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that: first detachable construction includes screw (21), lower screw (22), T shape screw (23) and nut (24), and goes up screw (21), lower screw (22), T shape screw (23) and nut (24) and respectively is equipped with four, four go up screw (21) and set up respectively in the upper end four corners department of last installation piece (18), four lower screw (22) are set up respectively in the upper end four corners department of installing piece (19) down, T shape screw (23) threaded connection is in the last screw (21) and between lower screw (22) that are located same vertical face, nut (24) threaded connection is in the surface of T shape screw (23), and nut (24) are located the downside of installing piece (19) down.

7. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that: the second detachable construction includes T shape spacing groove (30) and T shape connecting block (31), and T shape spacing groove (30) and T shape connecting block (31) respectively are equipped with a pair ofly, and is a pair of two parts about the lower extreme of cutting case (1) are seted up respectively in T shape spacing groove (30), and is a pair of T shape connecting block (31) are two parts about fixed connection respectively in the upper end of collecting box (27), and a pair of T shape connecting block (31) sliding connection respectively in a pair of T shape spacing groove (30), the surface of T shape spacing groove (30) and T shape connecting block (31) is all made rough treatment.

8. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that: antiskid vertebra (25) are equipped with five groups at least, and multiunit antiskid vertebra (25) from left right side align to grid, and a set of antiskid vertebra (25) are equipped with seven at least, and a plurality of antiskid vertebra (25) are from preceding back evenly distributed, multiunit blanking passageway (26) are located the left and right sides of antiskid vertebra (25) respectively.

9. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that: chamber door (33) are installed to the front end of cutting case (1), chamber door (33) are articulated through a pair of hinge activity with the left part junction of cutting case (1), chamber door (33) are connected with the fastener through the assorted latch fitting with the right part junction of cutting case (1), the viewing aperture has been seted up to the front end of chamber door (33), the inner wall fixedly connected with observation glass (34) of viewing aperture.

10. The environment-friendly laser cutting machine with high cutting precision according to claim 1, characterized in that the lower end of the collection box (27) is fixedly connected with a pair of micro vibration motors (28), the micro vibration motors (28) are electrically connected to a P L C controller (4), the lower ends of the four supporting legs (2) are fixedly connected with shock absorbing seats (3), and the surface of the shock absorbing seat (3) is wrapped with a shock absorbing pad.