CN117681108B - Surface polishing device for wood pallet processing - Google Patents

Abstract

The invention provides a surface polishing device for wood tray processing, which is applied to the field of tray polishing, and comprises a conveying belt for conveying a wood tray, a first polishing assembly for polishing the wood tray, and a hammering head for hammering the wood tray.

Description

Surface polishing device for wood pallet processing

Technical Field

The application relates to the field of tray polishing, in particular to a surface polishing device for wood tray processing.

Background

The wooden pallet is also called as fork board and pallet, is a horizontal platform device for containing, stacking, carrying and transporting goods and products, can realize the convenience of loading, unloading and carrying unit materials and small amount of materials, is the most basic carrier of the logistics operation level, and is the most basic logistics unitization appliance, and has low cost, is firm and durable, so that the wooden pallet is widely used in the current logistics industry.

The wooden tray is bound by the plank and forms, and the timber surface is comparatively coarse usually, this makes wooden tray preparation accomplish the back, and its surface usually has more burrs, causes wearing and tearing to the goods bottom of placing on wooden tray in order to avoid the use in the burr, can adopt the mode of polishing to the surface of wooden tray generally, and the in-process of polishing causes wearing and tearing to the steel nail afterbody that wooden tray top was bound easily, can lead to even that the connection between the plank is not hard up when the steel nail afterbody wearing and tearing is serious to influence the fastness when wooden tray uses.

For this reason, a surface polishing device for wooden pallet processing is proposed to solve some of the problems in the prior art.

Disclosure of Invention

The application aims to synchronously knocking steel nails nailed into the surface of a wooden tray when polishing the surface of the wooden tray, so that the steel nails are gradually penetrated deep, the tail ends of the steel nails are prevented from being seriously worn to influence the binding firmness of the wooden tray, compared with the prior art, the surface polishing device for processing the wooden tray comprises a base, a plurality of conveying rollers which are longitudinally arranged are transversely rotated in the base, a conveying belt is sleeved between the conveying rollers, the top of the conveying belt is flush with the top of the base, a first servo motor which is in transmission connection with one of the conveying rollers is fixedly arranged on the base, the top of the conveying belt is used for placing the wooden tray, the wooden tray comprises a wooden frame arranged below and a plurality of longitudinally arranged wood boards uniformly fixed on the top of the wooden frame, a plurality of steel nails are nailed from top to bottom at the connecting positions of the wood boards and the wooden frame, the middle position fixing frame of the base is provided with an outer frame, the top of the outer frame is fixedly provided with a plurality of vertically arranged hydraulic push rods, the telescopic ends of the plurality of hydraulic push rods are fixedly provided with an inner frame together, a first polishing component which is horizontally arranged is arranged in the inner frame, the first polishing component comprises a left rotating shaft which is longitudinally and rotatably arranged at the left side of the inner frame, a left roller I is coaxially fixed on the left rotating shaft, the right side of the inner frame is rotatably provided with a right roller I, a first polishing belt is jointly sleeved between the left roller I and the right roller I, the first polishing belt rotates clockwise, the inner frame is fixedly provided with a second servo motor which is in transmission connection with the left rotating shaft, the inner frame is internally and fixedly provided with a bearing plate which is correspondingly arranged right above the plurality of wood plates, a square rod which is vertically arranged is penetrated in a sliding way is arranged in the bearing plate, the upper parts of the plurality of square rods are jointly connected with a transverse plate which is horizontally arranged in the inner frame, the bottom fixed mounting of square pole has the hammering head that sets up in the loading board below, fixedly connected with first spring between the top of loading board and the diaphragm, coaxial gear three that is fixed with in the left side pivot, and the outside equidistance of gear three is provided with tooth vacant district, the left side of diaphragm vertically be fixed with gear three-phase engaged rack pole.

Further, the conveyer belt is made of stainless steel metal mesh, and the surface of the conveyer belt is provided with a rough structure.

Further, the left and right sides of the top of the base are vertically rotated to form a plurality of clamping wheels which are longitudinally arranged, clamping belts are sleeved between the clamping wheels on the same side, and the wood frame is clamped between the left and right clamping belts.

Further, first bevel gears are coaxially fixed at two ends of the conveying roller right in front, and second bevel gears meshed with the first bevel gears at corresponding positions are coaxially fixed at the bottom ends of the left clamping wheel and the right clamping wheel right in front.

Further, guide plates arranged right in front of the two clamping belts are symmetrically fixed on the left side and the right side of the top of the base, and the two guide plates form an splayed structure.

Further, still install in the inner frame and set up in the second polishing subassembly at first polishing subassembly rear, and second polishing subassembly and the bilateral symmetry setting of first polishing subassembly, second polishing subassembly is including vertical rotation installs in the right pivot on inner frame right side, and coaxial right running roller two of being fixed with in the right pivot, left running roller two is installed in the left side rotation of inner frame, second polishing area has been cup jointed jointly between right running roller two and the left running roller two, and the second is polished and is taken anticlockwise rotatory, left running roller one, right running roller two and left running roller two's outside size is the same, and set up on same horizontal plane.

Further, a first gear is coaxially fixed on the left rotating shaft, a second gear meshed with the first gear is rotatably arranged on the outer side of the inner frame, a transmission belt is connected between the second gear and the right rotating shaft in a transmission mode, a driving shaft of a second servo motor is coaxially and fixedly connected with the right rotating shaft, a third gear is coaxially fixed on the right rotating shaft, and a rack rod meshed with the third gear on the right rotating shaft is vertically fixed on the right side of the transverse plate.

Further, the first roller and the second roller which are positioned at the left side and the right side of the wood plate are rotatably arranged on the front inner end wall of the inner frame, the first grinding belt is movably inserted at the bottom of the first roller and the top of the second roller, the bottom of the first roller is arranged below the top of the second roller, the third roller and the fourth roller which are positioned at the left side and the right side of the wood plate are rotatably arranged on the back inner end wall of the inner frame, the second grinding belt is movably inserted at the top of the third roller and the bottom of the fourth roller, the top of the third roller is arranged above the fourth bottom of the roller, the first roller, the second roller, the third roller and the fourth roller are identical in outer side size, the tops of the second roller and the third roller are positioned on the same horizontal plane, and are above the bottom of the right roller.

Further, the left end of first grinding area extends to the base outside to the left, and the right-hand member of second grinding area extends to the base outside to the right, and fixed mounting has the storage tank that alternates in the conveyer belt on the outer frame, and the left and right sides of storage tank extends to the outside of first grinding area and second grinding area respectively, and the bottom fixed mounting of storage tank has the pipeline of horizontal setting, and the external dust extraction subassembly of pipeline.

Further, fixedly connected with second spring between square pole and the diaphragm, the bottom rotation of hammering head installs a plurality of rollers of vertical setting.

Compared with the prior art, the advantage of this application lies in:

(1) This application is through the meshing of gear three and rack bar, the elastic support of cooperation first spring for when first polishing assembly starts the polishing to numerous plank upper surface, can last the first reciprocates of numerous hammering of drive, strike plank top, make plank and wood frame hookup location nailing's steel nail further go deep into in the plank with the help of beating, the steel nail afterbody follows plank upper surface synchronous wear degree when can reducing polishing, avoid steel nail afterbody wear degree too big and influence wooden tray's binding fastness, be favorable to promoting the stability when using after the wooden tray surface polishing treatment.

(2) Through with first polishing subassembly and the horizontal both sides around installing in the internal frame of second polishing subassembly to set up in the first polishing subassembly first polishing area and the second polishing area in the second polishing subassembly rotation opposite direction, make wooden tray by the slow backward transport in-process of conveyer belt, its upper surface can progressively carry out the operation of polishing of positive and negative different directions, finally form the polishing mode of controlling circulation polishing, compare in one-way continuous polishing, the fine and smooth nature when can effectively promote wooden tray surface polishing and handle, can effectively promote the effect when polishing, and be favorable to promoting its polishing efficiency.

(3) Through setting up first polishing area to clockwise rotation, set up the second and polish the area to anticlockwise rotation, and set up roller one in the left side that corresponds the plank, push down the guide to first polishing area, set up roller four in the right side that corresponds the plank, push down the guide to second polishing area, make first polishing area and second polishing area rotatory in-process can carry out top-down's polishing to the border position of plank, not only can polish the chamfer to the border position of plank handle, can also make polishing line downwards, avoid polishing the direction upwards and lead to plank corner position burr orientation perk, be favorable to further promoting the device to wooden tray surface polishing handle's effect, further reduce the probability that the burr hurts people or wearing and tearing goods on the wooden tray.

(4) Through adopting stainless steel metal mesh to make the conveyer belt and realize the transport to wooden tray, the frictional resistance between conveyer belt and the wooden tray when effectively having promoted the transport, the centre gripping of cooperation left and right sides centre gripping area is carried, fixes a position wooden tray, is favorable to guaranteeing the mobility stability when wooden tray is polished, simultaneously, the porous structure of stainless steel metal mesh makes the dust saw-dust that produces of polishing drop smoothly downwards, avoids dust saw-dust to pile up on the conveyer belt, dust saw-dust collection convenience when being favorable to promoting the polishing.

Drawings

Fig. 1 is a perspective view of the present application.

Fig. 2 is a front view of the present application.

Fig. 3 is a top view of the present application.

FIG. 4 is a cross-sectional view of the structure at A-A of FIG. 3 of the present application.

Fig. 5 is a schematic structural diagram of fig. 4C of the present application.

FIG. 6 is a cross-sectional view of the structure at B-B in FIG. 3 of the present application.

Fig. 7 is a schematic diagram of the structure D in fig. 6 of the present application.

Fig. 8 is a perspective view of a wood frame of the present application being transported by a transport roller and two side gripper belts.

Fig. 9 is a perspective view of the inner structure of the outer frame of the present application.

Fig. 10 is a perspective view of the internal structure of the inner frame of the present application.

Fig. 11 is a split view of the internal structure of the inner frame of the present application.

Fig. 12 is a structural exploded view of the square bar and the first spring of the present application.

The reference numerals in the figures illustrate:

1. a base; 101. a conveying roller; 102. a conveyor belt; 103. a first servo motor; 104. a clamping wheel; 105. clamping the belt; 106. a first bevel gear; 107. a second bevel gear; 108. a guide plate; 2. a wood frame; 201. a wood board; 202. steel nails; 3. an outer frame; 301. a hydraulic push rod; 302. an inner frame; 4. a first polishing assembly; 401. a left rotating shaft; 402. a left roller I; 403. a right roller I; 404. a first abrasive belt; 5. a second polishing assembly; 501. a right rotating shaft; 502. a right roller II; 503. a left roller II; 504. a second sanding belt; 6. a roller shaft I; 601. a second roll shaft; 602. a third roll shaft; 603. a roll shaft IV; 7. a second servo motor; 701. a first gear; 702. a second gear; 703. a transmission belt; 8. a storage groove; 801. a pipe; 9. a carrying plate; 901. square rods; 902. a cross plate; 903. a hammering head; 904. a first spring; 905. a third gear; 906. a rack bar; 907. a second spring; 908. and (3) a roller.

Detailed Description

The embodiments will be described in detail and throughout the specification with reference to the drawings, wherein, based on the embodiments in the application, all other embodiments obtained by persons skilled in the art without making creative efforts are within the scope of protection of the application.

Embodiment one:

the invention provides a surface polishing device for wood pallet processing, referring to fig. 1-12, which comprises a base 1, wherein a plurality of conveying rollers 101 which are longitudinally arranged are transversely rotated in the base 1, a conveying belt 102 is sleeved between the conveying rollers 101, the top of the conveying belt 102 is flush with the top of the base 1, a first servo motor 103 which is in transmission connection with one of the conveying rollers 101 is fixedly arranged on the base 1, the top of the conveying belt 102 is used for placing a wood pallet, the wood pallet comprises a wood frame 2 arranged below, a plurality of longitudinally arranged wood boards 201 which are uniformly fixed on the top of the wood frame 2, and a plurality of steel nails 202 are nailed from top to bottom at the connection positions of the wood boards 201 and the wood frame 2.

During the use of the device, the staff connects the device with an external power supply, so that the external power supply provides power support for the device, then, the staff can control the device to be electrified and started, in the actual use process, the staff places the wooden pallet with the surface to be polished on the top of the conveying belt 102, at the moment, the first servo motor 103 is electrified and started, the driving shaft of the first servo motor 103 is fixedly connected with one of the conveying rollers 101 coaxially, the conveying rollers 101 are driven to rotate through the first servo motor 103, the conveying belt 102 is driven to rotate, and the wooden pallet placed on the wooden pallet is slowly conveyed from front to back.

The intermediate position mount of base 1 is equipped with outer frame 3, and the top fixed mounting of outer frame 3 has a plurality of hydraulic push rods 301 of vertical setting, be fixed with inner frame 302 jointly on the flexible end of a plurality of hydraulic push rods 301, install the first polishing subassembly 4 of level setting in the inner frame 302, first polishing subassembly 4 is including the left pivot 401 of vertical rotation installation in inner frame 302 left side, and coaxial left running roller one 402 of being fixed with on the left pivot 401, right running roller one 403 is installed in the right side rotation of inner frame 302, first grinding belt 404 has been cup jointed jointly between left running roller one 402 and the right running roller one 403, and first grinding belt 404 clockwise rotation, second servo motor 7 that is connected with left pivot 401 transmission is fixedly installed on the inner frame 302.

When the wooden pallet is conveyed backwards into the outer frame 3, the hydraulic push rod 301 arranged on the outer frame 3 is electrified and started, the telescopic end of the hydraulic push rod moves downwards to drive the inner frame 302 to move downwards, the first polishing component 4 arranged in the inner frame 302 covers the upper surfaces of the wooden boards 201, the bottoms of the first polishing belts 404 are tightly attached to the upper surfaces of the wooden boards 201, at the moment, the second servo motor 7 is electrified and started to drive the left rotating shaft 401 to rotate clockwise, the first polishing belts 404 sleeved on the outer sides of the left roller I402 and the right roller I403 are continuously rotated clockwise to polish the upper surfaces of the wooden boards 201, burrs at the tops and the corners of the wooden boards 201 are removed to a certain extent, and the flatness and smoothness of the outer surfaces of the wooden boards 201 are improved, so that damage to goods contained above the wooden pallet is avoided due to the existence of surface burrs in the using process.

The inner frame 302 is fixedly provided with a bearing plate 9 which is correspondingly arranged right above a plurality of wood boards 201, the bearing plate 9 is internally and slidably penetrated with a square rod 901 which is vertically arranged, the upper sides of the square rods 901 are jointly connected with a transverse plate 902 which is horizontally arranged in the inner frame 302, the bottom end of the square rod 901 is fixedly provided with a hammering head 903 which is arranged below the bearing plate 9, a first spring 904 is fixedly connected between the top of the bearing plate 9 and the transverse plate 902, a gear three 905 is coaxially fixed on a left rotating shaft 401, tooth empty areas are equidistantly arranged on the outer sides of the gear three 905, and a rack rod 906 which is meshed with the gear three 905 is vertically fixed on the left side of the transverse plate 902.

When the second servo motor 7 drives the left rotating shaft 401 to rotate clockwise to drive the first grinding belt 404 to rotate continuously, and the upper surface of the wood board 201 passing below is ground and polished, the left rotating shaft 401 drives the gear three 905 coaxially fixed on the left rotating shaft to rotate clockwise in the rotating process, and as the teeth on the gear three 905 are meshed with the teeth on the rack rod 906, the rack rod 906 meshed with the right side of the left rotating shaft is driven to move downwards when the left side gear three 905 rotates clockwise, the rack rod 906 moves downwards to drive the transverse plate 902 fixedly connected with the rack rod 906 to move downwards synchronously, elastic supports of a plurality of first springs 904 are overcome, the square rods 901 are pressed downwards, the hammering heads 903 correspondingly fixed at the lower ends of the square rods 901 move downwards, and the bottom of the first grinding belt 404 is knocked from top to bottom, so that impact is caused on the upper surface of the wood board 201 below the first grinding belt 404.

Because the outside equidistance of gear three 905 is provided with tooth empty space, gear three 905 continuously rotates the in-process, its upper tooth empty space corresponds with rack bar 906 through the rotation, no tooth meshes with rack bar 906 on the gear three 905 this moment, rack bar 906 no longer receives the drive of downwardly moving, under the elastic support of numerous first springs 904, diaphragm 902 moves up and resets, through the connection of square bar 901, make numerous hammering heads 903 move up and reset in step, under the rotatory circulation of gear three 905, cooperate the elastic support of first spring 904, make numerous hammering heads 903 circulate and reciprocate, form the sustainable knocking to first grinding belt 404 bottom.

In the polishing process of the upper surface of the wood board 201, the first polishing belt 404 rotates to polish the upper surface of the wood board 201, the contact tightness of the bottom of the first polishing belt 404 and the upper surface of the wood board 201 can be improved, the polishing effect of the first polishing belt is improved, the steel nails 202 nailed into the connection position of the wood board 201 and the wood frame 2 can be continuously and downwards knocked through the circular knocking of the hammering head 903, the steel nails 202 continuously extend downwards under the knocking effect, the abrasion of the tail parts of the steel nails 202 when the upper surface of the wood board 201 is polished by the first polishing belt 404 is reduced to a certain extent, and the stability of the wood frame 2 and the wood board 201 is connected through the steel nails 202 after the upper surface of the wood supporting plate is polished is effectively guaranteed.

Referring to fig. 8, the conveying belt 102 is made of stainless steel metal mesh, the outer surface of the conveying belt 102 is in a rough structure, the left side and the right side of the top of the base 1 are vertically rotated to form a plurality of longitudinally arranged clamping wheels 104, a clamping belt 105 is jointly sleeved between the clamping wheels 104 on the same side, the wood frame 2 is clamped between the left clamping belt 105 and the right clamping belt 105, the clamping belts 105 arranged on the left side and the right side of the base 1 rotate synchronously and relatively in the starting process of the device, when the conveying belt 102 conveys a wooden pallet, the clamping belts are clamped on the left side and the right side of the wood frame 2, limit the two sides of the wooden pallet and synchronously carry out backward slow conveying, the outer diameter of the clamping wheels 104 is matched with the outer diameter of the conveying roller 101, the rotating speed of the clamping belts 105 is matched with the rotating speed of the conveying belt 102, the phenomenon that the wooden pallet is inclined in an offset mode in the backward slow conveying process can be avoided, the upper surface polishing process of the wooden pallet is guaranteed, the dust generated in the polishing process can fall through the conveying belt 102, and the dust generated in the polishing process can be prevented from falling down on the conveying belt 102, and the surface of the wooden pallet is prevented from being in contact with the surface of the steel pallet, and the surface of the conveying belt is further in a rough structure, and the surface is formed by the surface of the conveying belt is further in a friction with the rough structure, and the surface is formed, and the surface of the conveying belt is further in contact with the conveying belt 102.

Referring to fig. 1-3, first bevel gears 106 are coaxially fixed at two ends of a conveying roller 101 in front, second bevel gears 107 meshed with the first bevel gears 106 at corresponding positions are coaxially fixed at bottom ends of two clamping wheels 104 in front, guide plates 108 arranged in front of two clamping belts 105 are symmetrically fixed at left and right sides of the top of a base 1, the two guide plates 108 form an eight-shaped structure, the conveying roller 101 is driven by a first servo motor 103 to continuously rotate at a constant speed in the use process of the device, the first bevel gears 106 fixed at two ends of the conveying roller 101 are driven to synchronously rotate in the rotation process of the conveying roller 101, at the moment, the rotation power on the conveying roller 101 is transmitted in a 90-degree turning way by the meshing of the first bevel gears 106 at two sides and the second bevel gears 107 at two sides to provide power for the rotation of the clamping belts 105 at two sides, the first bevel gear 106 and the second bevel gear 107 have the same size, the meshing transmission ratio between the two bevel gears is 1:1, the rotation of the conveying roller 101 is transmitted to the clamping wheel 104 through the meshing of the first bevel gear 106 and the second bevel gear 107, the usage amount of the first servo motor 103 can be effectively reduced, the manufacturing and using cost of the device is reduced, the rotation consistency of the conveying belt 102 and the clamping belt 105 can be ensured, the operation stability of the device is ensured to a certain extent, meanwhile, the two guide plates 108 are respectively arranged right in front of the two clamping belts 105, the two guide plates 108 are arranged into the inclined shape of an eight-shaped structure, the wooden pallet can be guided when entering between the left clamping belt 105 and the right clamping belt 105, and the high efficiency of the wooden pallet when being loaded on the device for polishing is improved, so that the processing efficiency is improved to a certain extent.

Referring to fig. 6, 10 and 11, a second polishing assembly 5 disposed behind the first polishing assembly 4 is further installed in the inner frame 302, and the second polishing assembly 5 and the first polishing assembly 4 are symmetrically disposed left and right, the second polishing assembly 5 includes a right rotating shaft 501 longitudinally rotatably installed on the right side of the inner frame 302, a right roller second 502 is coaxially fixed on the right rotating shaft 501, a left roller second 503 is rotatably installed on the left side of the inner frame 302, a second polishing belt 504 is jointly sleeved between the right roller second 502 and the left roller second 503, and the second polishing belt 504 rotates anticlockwise, and the outer dimensions of the left roller first 402, the right roller first 403, the right roller second 502 and the left roller second 503 are the same and are disposed on the same horizontal plane.

In the running process of the device, when the first polishing component 4 covers the upper surface of the wood plate 201, the second polishing component 5 also covers the upper surface of the wood plate 201, the first polishing component 4 and the second polishing component 5 simultaneously act on the upper surfaces of the wood plates 201, the upper surfaces of the wood plates are polished together, the first polishing belt 404 rotates clockwise, the second polishing belt 504 rotates anticlockwise, the rotation directions of the first polishing belt and the second polishing belt are opposite, when the upper surfaces of the wood plates are polished, only the wood plates are required to be controlled to continuously move backwards, the polishing effect can be applied to the wood plates simultaneously from the left direction and the right direction, the wood plates do not need to be reciprocated in the front-back direction, the efficiency and the effect of the polishing of the wood plates are improved, the outer side sizes of the first left roller 402, the first right roller 403, the second roller 502 and the second roller 503 are the same, and are located on the same horizontal plane, the bottoms of the first polishing belt 404 and the second polishing belt 504 are located on the same plane, and the tops of the wood plates 201 can be polished smoothly when the first polishing belt 404 and the second polishing belt 504 rotate relatively, and the tops of the wood plates 201 are polished smoothly.

Referring to fig. 10 and 11, a first gear 701 is coaxially fixed on the left rotating shaft 401, a second gear 702 meshed with the first gear 701 is rotatably mounted on the outer side of the inner frame 302, a driving belt 703 is connected between the second gear 702 and the right rotating shaft 501 in a transmission manner, a driving shaft of the second servo motor 7 is coaxially and fixedly connected with the right rotating shaft 501, a third gear 905 is coaxially and fixedly fixed on the right rotating shaft 501, a rack bar 906 meshed with the third gear 905 on the right rotating shaft 501 is vertically fixed on the right side of the transverse plate 902, after the second servo motor 7 is powered on, the right rotating shaft 501 fixedly connected with the driving shaft is driven to rotate anticlockwise, the second gear 702 synchronously rotates anticlockwise along with the right rotating shaft 501 due to the transmission connection of the driving belt 703, and then, the first gear 701 and the second gear 702 are meshed and rotated downwards, so that the first gear 701 drives the left rotating shaft 401 to rotate clockwise.

In this application, through the meshing of gear one 701 and gear two 702, and the transmission connection of drive belt 703, make the transmission connection between left side pivot 401 and the right pivot 501, and the rotation direction is opposite, only need use single second servo motor 7 can realize the synchronous relative rotation drive to left and right side pivot 401 and right pivot 501, for the rotation of first grinding belt 404 and second grinding belt 504 together provides power support, simultaneously, coaxial fixed in the right pivot 501 that is located the right side with another gear three 905, and be fixed with the rack bar 906 of vertical setting equally in the right-hand member of diaphragm 902, when the gear three 905 on the right side right pivot 501 drives the anticlockwise rotation of it, can order about its left rack bar 906 to move down, under the meshing with the rack bar 906 of the left and right both ends of diaphragm 902, the synchronous actuation diaphragm 902 moves down, the effort is exerted simultaneously to the left and right both ends of diaphragm 902, can be actuated down the dynamics of moving down, and the stability of the diaphragm 902 in the balanced course of this device that can effectively guarantee is moved down.

Referring to fig. 7, a first roller 6 and a second roller 601 are rotatably mounted on the front inner end wall of the inner frame 302, which are positioned on the left and right sides of the board 201, a first polishing belt 404 is movably inserted between the bottom of the first roller 6 and the top of the second roller 601, the bottom of the first roller 6 is disposed below the top of the second roller 601, a third roller 602 and a fourth roller 603 are rotatably mounted on the rear inner end wall of the inner frame 302, which are positioned on the left and right sides of the board 201, a second polishing belt 504 is movably inserted between the top of the third roller 602 and the bottom of the fourth roller 603, the top of the third roller 602 is disposed above the bottom of the fourth roller 603, the outer dimensions of the first roller 6, the second roller 601, the third roller 602 and the fourth roller 603 are the same, and the tops of the second roller 601 and the third roller 602 are positioned on the same horizontal plane and above the bottom of the first roller 403.

In use of the device, the hydraulic ram 301 drives the inner frame 302 to move downward, so that the bottoms of the first polishing belt 404 and the second polishing belt 504 are closely attached to the upper surfaces of the boards 201, at this time, the tops of the second roller 601 and the third roller 602 are flush with the bottoms of the boards 201, the tops of the second roller 601 and the third roller 602, the tops of the boards 201, and the bottoms of the first polishing belt 404 and the second polishing belt 504 are on the same horizontal plane, the first polishing belt 404 rotates clockwise, the tops of the boards 201 are polished right to left under the support of the second roller 601, the boards 201 are not polished by the first polishing belt 404 rotating clockwise near the right edge of the second roller 601, the second polishing belt 504 rotates counterclockwise, the tops of the boards 201 are polished left to right under the support of the third roller 602, and the left edge of the boards 201 near the third roller 602 are not polished by the second polishing belt 504 rotating counterclockwise.

In operation, since the bottom of the first roller 6 is located below the top of the second roller 601, and the bottom of the fourth roller 603 is located below the top of the third roller 602, the first polishing belt 404 is pressed down by the first roller 6 when passing the left edge positions of the plurality of boards 201, the second polishing belt 504 is pressed down by the fourth roller 603 when passing the right edge positions of the plurality of boards 201, the first polishing belt 404 rotates clockwise, and the bottom moves from right to left on the plurality of boards 201, and forms polishing from right to left at the left edge positions of the boards 201 through the pressing down of the first roller 6.

The second polishing belt 504 rotates anticlockwise, the bottoms of the second polishing belts move on the plurality of boards 201 from left to right, the bottoms of the second polishing belts are pressed down by the four roller shafts 603 to form polishing from left to right at the right edge positions of the boards 201, the first polishing belts 404 and the second polishing belts 504 are matched with each other, and downward polishing is applied to the left edge positions and the right edge positions of the boards 201, so that burrs which are raised upwards due to upward polishing directions during polishing can be avoided, and the quality of the wood tray polished by the device is further guaranteed.

Referring to fig. 6 and 9, the left end of the first grinding belt 404 extends to the left outside of the base 1, the right end of the second grinding belt 504 extends to the right outside of the base 1, a receiving groove 8 penetrating through the conveying belt 102 is fixedly installed on the outer frame 3, the left and right sides of the receiving groove 8 extend to the outer sides of the first grinding belt 404 and the second grinding belt 504 respectively, a horizontally arranged pipeline 801 is fixedly installed at the bottom of the receiving groove 8, and the pipeline 801 is externally connected with a dust extraction component.

Through transversely setting up pipeline 801 in accomodating groove 8 for after the dust extraction subassembly starts, can form top-down air current in accomodating groove 8 coverage, with the help of the suction of air current, supplementary dust saw-dust is collected in accomodating groove 8, simultaneously, through the left end with first grinding belt 404 and the right-hand member of second grinding belt 504 extend to the outside of base 1, can be for the left side of first grinding belt 404, and the right side reservation one section of second grinding belt 504 is the position that does not contact with wooden tray, the cooperation numerous hammering head 903 is reciprocal to strike plank 201 top, be favorable to the dust saw-dust that adheres to on first grinding belt 404 and the second grinding belt 504 more high-efficient comprehensive drop and collect in accomodating groove 8.

Referring to fig. 7 and 12, a second spring 907 is fixedly connected between a square rod 901 and a cross plate 902, a plurality of rollers 908 are rotatably installed at the bottom of a hammering head 903, a part of rollers 908 are arranged above the bottom of a first grinding belt 404, and another part of rollers 908 are arranged above the bottom of a second grinding belt 504.

Meanwhile, by rotatably mounting a plurality of rollers 908 on the bottom of the hammering head 903, and a part of rollers 908 corresponds to the first grinding belt 404 and another part of rollers 908 corresponds to the second grinding belt 504, when the hammering head 903 is impacted on the bottoms of the first grinding belt 404 and the second grinding belt 504, the bottom of the hammering head 903 can be prevented from directly contacting with the bottoms of the first grinding belt 404 and the second grinding belt 504 by virtue of the rolling of the rollers 908, and the interference caused by the continuous impact of the hammering head 903 on the rotation of the bottoms of the first grinding belt 404 and the second grinding belt 504 is avoided, so that the stability of the device in the operation process is ensured.

The foregoing is merely a preferred embodiment of the present application, which is to be taken in conjunction with the actual demands, but the scope of the present application is not limited thereto.

Claims (10)

1. The utility model provides a wooden tray processing is with surface finish device, includes base (1), transversely rotate in base (1) have a plurality of vertically arranged carry roller (101), a plurality of conveyer belt (102) have been cup jointed jointly between carry roller (101), and the top of conveyer belt (102) is used for placing wooden tray, the top intermediate position of base (1) is provided with inner frame (302), and installs first polishing component (4) that the level set up in inner frame (302), its characterized in that:

the first polishing assembly (4) comprises a left rotating shaft (401) longitudinally rotatably arranged on the left side of the inner frame (302), a left roller I (402) is coaxially fixed on the left rotating shaft (401), a right roller I (403) is rotatably arranged on the right side of the inner frame (302), a first polishing belt (404) is jointly sleeved between the left roller I (402) and the right roller I (403), and the first polishing belt (404) rotates clockwise;

a plurality of loading boards (9) are fixedly installed in the inner frame (302), square rods (901) which are vertically arranged are penetrated in the inner frame (9) in a sliding mode, a plurality of transverse plates (902) which are horizontally arranged in the inner frame (302) are connected above the square rods (901) together, hammering heads (903) which are arranged below the loading boards (9) are fixedly installed at the bottom ends of the square rods (901), first springs (904) are fixedly connected between the tops of the loading boards (9) and the transverse plates (902), three gears (905) are coaxially fixed on the left rotating shaft (401), tooth empty areas are formed in the outer sides of the three gears (905) at equal intervals, and rack rods (906) meshed with the three gears (905) are vertically fixed on the left sides of the transverse plates (902).

2. The surface polishing device for wood pallet machining according to claim 1, wherein: the conveyer belt (102) is made of stainless steel metal net, and the outer surface of the conveyer belt (102) is provided with a rough structure.

3. The surface polishing device for wood pallet machining according to claim 1, wherein: the left side and the right side of the top of the base (1) are vertically rotated to form a plurality of clamping wheels (104) which are longitudinally arranged, and clamping belts (105) are sleeved between the clamping wheels (104) on the same side.

4. A surface finishing apparatus for wooden pallet processing as claimed in claim 3, wherein: first bevel gears (106) are coaxially fixed at two ends of the conveying roller (101) right in front, and second bevel gears (107) meshed with the first bevel gears (106) at corresponding positions are coaxially fixed at the bottom ends of the left clamping wheel (104) right in front.

5. A surface finishing apparatus for wooden pallet processing as claimed in claim 3, wherein: guide plates (108) arranged right in front of the two clamping belts (105) are symmetrically fixed on the left and right sides of the top of the base (1), and the two guide plates (108) form an eight-shaped structure.

6. The surface polishing device for wood pallet machining according to claim 1, wherein: still install in inside frame (302) set up in second polishing subassembly (5) at first polishing subassembly (4) rear, just second polishing subassembly (5) including vertical rotation install in right pivot (501) on inside frame (302) right side, coaxial right running roller two (502) of being fixed with on right pivot (501), left running roller two (503) are installed in the left side rotation of inside frame (302), right running roller two (502) with cup joint second polishing area (504) jointly between left running roller two (503), and second polishing area (504) anticlockwise rotation.

7. The surface polishing device for wood pallet machining according to claim 6, wherein: the left rotating shaft (401) is coaxially fixed with a first gear (701), the outer side of the inner frame (302) is rotatably provided with a second gear (702) meshed with the first gear (701), a transmission belt (703) is connected between the second gear (702) and the right rotating shaft (501), a third gear (905) is coaxially fixed on the right rotating shaft (501), and a rack bar (906) meshed with the third gear (905) on the right rotating shaft (501) is vertically fixed on the right side of the transverse plate (902).

8. The surface polishing device for wood pallet machining according to claim 7, wherein: the utility model discloses a grinding device for a roller of a roller wheel, including inner frame (302), a plurality of roller shafts (6) and roller shaft (601), first grinding belt (404) activity interlude is in the bottom of roller shaft (6) with the top of roller shaft (601), the bottom of roller shaft (6) set up in the below at roller shaft (601) top, install a plurality of roller shafts (602) and roller shaft (603) on the inner frame (302)'s the back inner wall of inner frame rotation equally, second grinding belt (504) activity interlude in the top of roller shaft (602) with the bottom of roller shaft (603), the top of roller shaft (602) set up in the top of roller shaft (603) bottom, the top of roller shaft (601) and roller shaft (602) is located same horizontal plane, and is located right roller (403) bottom top.

9. The surface polishing device for wood pallet machining according to claim 7, wherein: the left end of first grinding belt (404) extends to the left side in base (1) outside, the right-hand member of second grinding belt (504) extends to right the base (1) outside, alternate in conveyer belt (102) has accomodate groove (8), just accomodate the left and right sides of groove (8) and extend to respectively first grinding belt (404) with the outside of second grinding belt (504), accomodate the bottom fixed mounting of groove (8) has pipeline (801) of horizontal setting, just pipeline (801) external dust extraction subassembly.

10. The surface polishing device for wood pallet machining according to claim 1, wherein: a second spring (907) is fixedly connected between the square rod (901) and the transverse plate (902), and a plurality of rollers (908) which are longitudinally arranged are rotatably arranged at the bottom of the hammering head (903).