CN211805375U - A polishing equipment for production of density fiberboard - Google Patents

A polishing equipment for production of density fiberboard Download PDF

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Publication number
CN211805375U
CN211805375U CN202020098633.1U CN202020098633U CN211805375U CN 211805375 U CN211805375 U CN 211805375U CN 202020098633 U CN202020098633 U CN 202020098633U CN 211805375 U CN211805375 U CN 211805375U
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China
Prior art keywords
belt
polishing
transverse moving
pressing
base
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Expired - Fee Related
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CN202020098633.1U
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Chinese (zh)
Inventor
苗润发
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Tianjin Shengsong Wood Industry Co ltd
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Tianjin Shengsong Wood Industry Co ltd
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Priority to CN202020098633.1U priority Critical patent/CN211805375U/en
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Abstract

The utility model relates to a polishing equipment for production of density fiberboard. The gantry comprises a base, the top of the base is provided with a top plate, a gantry body stretching across the base is connected to the base in a sliding mode, the gantry body comprises two groups of vertical plates which are arranged oppositely, and a cross beam stretching across the base is connected between the two groups of vertical plates; two sets of oppositely arranged gantry transverse moving devices which can drive the gantry to transversely move along the length direction of the base are arranged on the base; the gantry is connected with a polishing device crossing the base, the polishing device comprises a closed-loop rotatable polishing belt, and an upper straight section and a lower straight section of the polishing belt are respectively positioned above and below the beam; a lower belt pressing device which presses the lower straight section of the polishing belt on the density fiberboard is connected to the portal frame; the gantry crane further comprises a gantry lifting device used for adjusting the longitudinal position of the gantry. Utility model's sand light polishing part's height-adjustable is applicable to the density fiberboard of different thickness, and the commonality is good and stability is strong.

Description

A polishing equipment for production of density fiberboard
Technical Field
The utility model belongs to the technical field of the fibreboard processing, especially, relate to a polishing equipment for production of density fibreboard.
Background
One of the boards is classified into low-density, medium-density and high-density boards according to density, and may be classified into fiber density boards (also called density fiberboard), plywood density boards, wood density boards, and the like according to raw materials. The fiber density board is an artificial board made of wood fiber or other plant fiber as raw material, through breaking, fiber separation, drying, applying urea-formaldehyde resin or other suitable adhesives, and hot pressing. The fiberboard has the advantages of uniform material, small longitudinal and transverse strength difference, difficult cracking and the like, has wide application, requires 2.5-3 cubic meters of wood for manufacturing 1 cubic meter of fiberboard, can replace 3 cubic meters of sawn timber or 5 cubic meters of log, and is an effective way for comprehensively utilizing wood resources in the development of fiberboard production.
After the fiber density board is pressed, the fiber density board needs to be polished according to the board surface flatness of the fiber board so as to meet the using flatness and smoothness requirements, so that the polishing process is added in the production process of the density fiber board, a template is generally polished by using sand paper or a polishing machine, and the using requirement is met so as to improve the quality of the medium-grade board.
However, the height of the grinding part of the existing polishing and grinding equipment is fixed, and the grinding and grinding equipment cannot be adjusted according to the thickness of the density fiberboard during grinding and polishing; in addition, due to production reasons, the local surface of the pressed density fiberboard has an uneven phenomenon, and in the polishing process, the uneven surface can cause vibration to a polishing part fixed in the longitudinal position, so that the stability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem that exists among the known art and provide a compact structure, reasonable in design's a polishing equipment for production of density fiberboard, the utility model provides a sand light component of polishing's height-adjustable is applicable to the density fiberboard of different thickness, and the commonality is good and stability is strong.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a polishing device for producing a density fiberboard comprises a base, wherein the top of the base is provided with a top plate, a portal frame crossing the base is connected onto the base in a sliding manner, the portal frame comprises two groups of vertical plates which are oppositely arranged, and a cross beam crossing the base is connected between the two groups of vertical plates; two sets of oppositely arranged gantry transverse moving devices which can drive the gantry to transversely move along the length direction of the base are arranged on the base; the gantry is connected with a polishing device crossing the base, the polishing device comprises a closed-loop rotatable polishing belt, and an upper straight section and a lower straight section of the polishing belt are respectively positioned above and below the beam; a lower belt pressing device which presses the lower straight section of the polishing belt on the density fiberboard is connected to the portal frame; the gantry crane further comprises a gantry lifting device used for adjusting the longitudinal position of the gantry.
The utility model has the advantages that: the utility model provides a polishing device for the production of density fiberboard, which is provided with a base and a top plate for placing the density fiberboard to be polished; the density fiberboard can be polished by arranging the portal frame and arranging the polishing device on the portal frame, namely, a local section of the upper surface of the density fiberboard is polished by using the polishing belt which rotates circularly; the polishing rough surface of the polishing belt is pressed to the surface of the density fiberboard by arranging the lower belt pressing device, so that the polishing belt is prevented from idling, vibration caused by the unevenness of the surface of the density fiberboard during polishing is avoided, and the stability of equipment is enhanced; the gantry transverse moving device can drive the polishing device to transversely move along the length direction of the base, so that the polishing belt can gradually polish and polish the upper surface of the density fiberboard section by section, the operation process is simple and rapid, and the working efficiency is high; through setting up longmen elevating gear, can drive burnishing device longitudinal movement, and then adjust the longitudinal position of polishing area and lower holding down device to satisfy the polishing needs of the density fiberboard of different thickness, improved the commonality of equipment.
Preferably: the lower belt pressing device comprises two groups of lower belt pressing guide rods which are fixedly connected between two groups of vertical plates and cross over the base, lower belt pressing transverse moving seats are connected to the two groups of lower belt pressing guide rods in a sliding mode, a plurality of groups of guide screws in clearance fit with the lower belt pressing transverse moving seats penetrate through the lower belt pressing transverse moving seats, lower pressing plates which are transversely arranged are longitudinally arranged on the axes of the guide screws, and lower pressing springs located between the lower belt pressing transverse moving seats and the lower pressing plates are sleeved on the guide screws; the bottom surface of the lower pressure plate is in abutting contact with the lower straight section of the polishing belt.
Preferably: and a belt pressing and traversing device for driving the belt pressing and traversing seat to transversely move along the belt pressing guide rod is arranged on the portal frame.
Preferably: the belt pressing and traversing device comprises a group of belt pressing chain wheel pairs crossing the base and arranged on the portal frame, and the belt pressing chain wheel pairs are connected with the lower pressing and traversing seat; the device also comprises a belt transverse moving drive used for driving the belt pressing chain wheel pair.
Preferably: the pressing belt chain wheel pair comprises a pressing belt rotating shaft which is rotatably connected with the group of vertical plates, a pressing belt driving chain wheel is connected to the pressing belt rotating shaft in a key mode, a pressing belt driven chain wheel corresponding to the pressing belt driving chain wheel is rotatably connected to the end portion, far away from the pressing belt driving chain wheel, of the cross beam, a chain is in transmission connection between the pressing belt driving chain wheel and the pressing belt driven chain wheel, and the chain is connected with the pressing transverse moving seat; the output shaft of the transverse moving drive of the pressing belt is coaxially connected with the pressing belt rotating shaft.
Preferably: the polishing device also comprises a driven roller and a driving roller which are respectively arranged at the outer sides of the two groups of vertical plates; the driven rotary roller and the driving rotary roller tension the polishing belt and are in transmission connection with the polishing belt, and two ends of the polishing belt respectively penetrate through the two groups of vertical plates and are in clearance fit with the vertical plates; the polishing device also comprises a polishing driving piece for driving the driving roller to rotate.
Preferably: the gantry lifting device comprises a plurality of groups of longitudinally arranged lifting guide rails fixedly connected with the movable ends of the two groups of gantry transverse moving devices, and the two groups of vertical plates are in sliding connection with the corresponding gantry transverse moving devices through the sliding blocks and the lifting guide rails; a group of lifting screw rods which are longitudinally arranged are rotatably connected at two end parts of the cross beam, and a screw nut which is screwed with the lifting screw rods is fixedly connected at the movable end of the gantry transverse moving device; the lifting driving component is used for driving the two groups of lifting screw rods to synchronously rotate.
Preferably: the lifting driving assembly comprises two groups of lifting driven chain wheels which are respectively connected with the two groups of lifting screw rods in a key mode, and a chain is connected between the two groups of lifting driven chain wheels in a transmission mode; the vertical plate is fixedly connected with a lifting driving piece with an output shaft longitudinally arranged, the output shaft of the lifting driving piece is in key connection with a lifting driving chain wheel, and a chain is in transmission connection between the lifting driving chain wheel and a group of lifting driven chain wheels.
Preferably: the gantry transverse moving device comprises a transverse moving guide rail and a transverse moving rack which are fixedly connected to the side face of the base and extend along the length direction of the base, a transverse moving installation seat is connected to the base in a sliding mode through the transverse moving guide rail and a matched sliding block, a transverse moving driving piece is fixedly connected to the transverse moving installation seat, and a gear meshed with the transverse moving rack is connected to an output shaft of the transverse moving driving piece in a key mode.
Preferably: a tensioning device connected with the driven rotating roller is arranged on the portal frame and comprises a group of tensioning screw rods and at least two groups of tensioning guide rods, wherein the group of tensioning screw rods and the group of tensioning guide rods are fixedly connected with the outer side surface of the vertical plate, and the axes of the tensioning screw rods and the tensioning guide rods are parallel to the width direction of the base; a tensioning transverse moving block is connected on the tensioning guide rod in a sliding manner, a screw nut screwed with the tensioning screw rod is fixedly connected on the tensioning transverse moving block, and the driven rotary roller is rotatably connected with the tensioning transverse moving block through a rotary bearing; the tensioning screw rod further comprises a tensioning driving piece connected to the outer end portion of the tensioning screw rod.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic perspective view of the structure of the present invention except for the base and the gantry traversing mechanism;
FIG. 3 is an enlarged schematic view of region A in FIG. 2;
FIG. 4 is an enlarged schematic view of the region B in FIG. 2;
FIG. 5 is a schematic perspective view of another angle of the partial structure shown in FIG. 2;
fig. 6 is a schematic perspective view of a lower belt pressing device according to the present invention;
fig. 7 is a schematic perspective view of the gantry traversing device of the present invention.
In the figure: 1. a base; 2. a belt-pressing transverse moving device; 2-1, driving the belt pressing to transversely move; 2-2, pressing a belt rotating shaft; 2-3, pressing a belt driving sprocket; 2-4, pressing a belt driven sprocket; 3. a tensioning device; 3-1, tensioning a lead screw; 3-2, tensioning the transverse moving block; 3-3, tensioning the guide rod; 3-4, tensioning a driving piece; 4. a polishing device; 4-1, polishing belt; 4-2, driven roller; 4-3, polishing the driving piece; 4-4, driving roller rotation; 5. a gantry lifting device; 5-1, lifting a driving piece; 5-2, lifting driving chain wheels; 5-3, lifting driven chain wheels; 5-4, lifting a screw rod; 5-5, lifting guide rails; 6. a gantry traversing device; 6-1, transversely moving a guide rail; 6-2, transversely moving the rack; 6-3, transversely moving the mounting seat; 6-4, a transverse driving piece; 7. a protective cover; 8. a gantry; 8-1, standing a plate; 8-2, a cross beam; 9. a lower belt pressing device; 9-1, pressing down the belt guide rod; 9-2, pressing the plate down; 9-3, a guide screw; 9-4, pressing a spring; 9-5, pressing down the transverse moving seat; 10. a top plate; 11. and a gas-collecting hood.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:
referring to fig. 1, the polishing apparatus for manufacturing density fiberboard of the present invention includes a top plate 10 disposed at the top thereof
The gantry type lifting device comprises a base 1, wherein a gantry 8 stretching across the base 1 is connected on the base 1 in a sliding manner, the gantry 8 comprises two groups of vertical plates 8-1 which are arranged oppositely, and a cross beam 8-2 stretching across the base 1 is connected between the two groups of vertical plates 8-1; two groups of oppositely arranged gantry traversing devices 6 capable of driving the gantry 8 to traverse along the length direction of the base 1 are arranged on the base 1; a polishing device 4 crossing the base 1 is connected to the portal frame 8, the polishing device 4 comprises a closed-loop rotatable polishing belt 4-1, and an upper straight section and a lower straight section of the polishing belt 4-1 are respectively positioned above and below the beam 8-2; a lower belt pressing device 9 which presses the lower straight section of the polishing belt 4-1 on the density fiberboard is connected on the portal frame 8; the gantry crane further comprises a gantry lifting device 5 for adjusting the longitudinal position of the gantry 8.
The base 1 and the top plate 10 are used for placing a density fiberboard to be polished; the density fiberboard can be polished by arranging the portal frame 8 and arranging the polishing device 4 on the portal frame 8, namely, a local section of the upper surface of the density fiberboard is polished by using the polishing belt 4-1 which rotates circularly; the polishing rough surface of the polishing belt 4-1 is pressed to the surface of the density fiberboard by arranging the lower belt pressing device 9, so that the polishing belt 4-1 is prevented from idling, vibration caused by the unevenness of the surface of the density fiberboard during polishing is avoided, and the stability of equipment is enhanced; the gantry transverse moving device 6 can drive the polishing device 4 to transversely move along the length direction of the base 1, so that the polishing belt 4-1 can gradually polish and polish the upper surface of the density fiberboard section by section, the operation process is simple and rapid, and the working efficiency is high; through the arrangement of the gantry lifting device 5, the polishing device 4 can be driven to move longitudinally, and the longitudinal positions of the polishing belt 4-1 and the lower belt pressing device 9 are further adjusted, so that the polishing requirements of density fiber boards with different thicknesses are met, and the universality of equipment is improved.
As shown in fig. 7, in the present embodiment, there is a certain height difference between the top surface of the top plate 10 and the top surface of the base plate 1, that is, the top surface of the top plate 10 is lower than the top surface of the base plate 1, and the density fiberboard placed on the top plate 10 can be limited by the above arrangement, so as to prevent the density fiberboard from running out of the top plate 10 under the operation of the polishing device 4 during the polishing process.
As shown in fig. 6, the lower belt pressing device 9 comprises two groups of lower belt pressing guide rods 9-1 crossing the base 1 and fixedly connected between two groups of vertical plates 8-1, a lower transverse moving seat 9-5 is connected on the two groups of lower belt pressing guide rods 9-1 in a sliding manner, a plurality of groups of guide screws 9-3 in clearance fit with the lower transverse moving seat 9-5 penetrate through the lower transverse moving seat 9-5, the axial line of each guide screw 9-3 is longitudinally arranged, the lower end part of each guide screw is connected with a transversely arranged lower pressing plate 9-2, and a lower pressing spring 9-4 positioned between the lower transverse moving seat 9-5 and the lower pressing plate 9-2 is sleeved on each guide screw 9-3; the bottom surface of the lower pressure plate 9-2 is in abutting contact with the lower straight section of the polishing belt 4-1. After the polishing device 4 is longitudinally adjusted by the gantry lifting device 5, the lower pressing plate 9-2 can be pressed downwards under the action of the elastic force of the lower pressing spring 9-4, and then the lower straight section of the polishing belt 4-1 is tightly pressed to the upper surface of the density fiberboard.
The size of the lower platen 9-2 can be selected according to practical situations, and in the embodiment, the length of the lower platen 9-2 is one fourth of the width of the top plate 10 and is slightly smaller than the width of the polishing belt 4-1.
As shown in FIG. 1, a tape-pressing traverse device 2 for driving a tape-pressing traverse base 9-5 to move transversely along a tape-pressing guide 9-1 is provided on a gantry 8. With further reference to FIGS. 2-4, the pinch roller traverse device 2 includes a set of pinch roller sprocket pairs disposed across the base 1 on a gantry 8 and coupled to the lower pinch traverse block 9-5. In the embodiment, the belt pressing sprocket pair comprises a belt pressing rotating shaft 2-2 which is rotatably connected with a set of vertical plates 8-1, a belt pressing driving sprocket 2-3 is connected with the belt pressing rotating shaft 2-2 in a key mode, a belt pressing driven sprocket 2-4 corresponding to the belt pressing driving sprocket 2-3 is rotatably connected with the end, far away from the belt pressing driving sprocket 2-3, of a cross beam 8-2, a chain is in transmission connection between the belt pressing driving sprocket 2-3 and the belt pressing driven sprocket 2-4, and the chain is connected with a lower pressing transverse moving seat 9-5. The belt-pressing transverse moving device 2 further comprises a belt-pressing transverse moving driver 2-1 for driving the belt-pressing chain wheel pair, and an output shaft of the belt-pressing transverse moving driver 2-1 is coaxially connected with the belt-pressing rotating shaft 2-2. The belt pressing transverse moving drive 2-1 adopts a speed reducing motor.
The working principle of the belt pressing and transversely moving device 2 is as follows: the belt pressing transverse moving drive 2-1 can drive the belt pressing rotating shaft 2-2 to rotate, a chain between the belt pressing driving chain wheel 2-3 and the belt pressing driven chain wheel 2-4 can be driven to rotate circularly under the combined action of the belt pressing rotating shaft 2-2, the belt pressing driving chain wheel 2-3 and the belt pressing driven chain wheel 2-4, and the straight section of the chain can drive the belt pressing device 9 to move transversely along the width direction of the base 1 because the chain is connected with the pressing transverse moving seat 9-5; the transverse moving drive 2-1 of the press belt can drive the lower press belt device 9 to reciprocate transversely. The belt pressing transverse moving device 2 is arranged to drive the lower belt pressing device 9 to do transverse reciprocating motion, so that the polishing belt 4-1 polishes the local section of the upper surface of the density fiberboard along the width direction.
With further reference to fig. 2 to 5, in the present embodiment, the polishing apparatus 4 further includes a driven roller 4-2 and a driving roller 4-4 respectively disposed at the outer sides of the two sets of vertical plates 8-1; the driven rotating roller 4-2 and the driving rotating roller 4-4 tension the polishing belt 4-1 and are in transmission connection with the polishing belt 4-1, and two ends of the polishing belt 4-1 penetrate through the two groups of vertical plates 8-1 respectively and are in clearance fit with the vertical plates 8-1; and the polishing driving piece 4-3 is used for driving the driving roller 4-4 to rotate. The polishing driving piece 4-3 adopts a speed reducing motor. The polishing driving piece 4-3 drives the polishing belt 4-1 to rotate circularly through the driven rotating roller 4-2 and the driving rotating roller 4-4, and local sections of the upper surface of the density fiberboard are polished.
A gap for the driving roller 4-4 to pass through is arranged on the vertical plate 8-1 near the polishing driving piece 4-3, a gas collecting hood 11 covering the driving roller 4-4 is fixedly connected to the vertical plate 8-1 through a locking screw, a gas pipeline is communicated with the lower part of the gas collecting hood 11, and a fan (not shown) is connected to the gas pipeline. As shown in fig. 1, a protective cover 7 which is covered outside the cross beam 8-2 and the polishing device 4 and has an opening at the lower part is fixedly connected between the two groups of vertical plates 8-1 through locking screws, and the protective cover 7 can prevent dust from scattering outwards while protecting, thereby improving the dust removal effect and ensuring the human health and the environmental quality; the dust generated in the polishing process can be discharged out of a workshop by arranging the gas collecting hood 11 and the fan, and then the dust removal treatment is carried out.
Further referring to fig. 2 and 3, a tensioning device 3 connected with a driven roller 4-2 is arranged on the portal frame 8, the tensioning device 3 comprises a group of tensioning screw rods 3-1 and at least two groups of tensioning guide rods 3-3 fixedly connected with the outer side surface of the vertical plate 8-1, and the axes of the tensioning screw rods 3-1 and the tensioning guide rods 3-3 are parallel to the width direction of the base 1; a tensioning transverse moving block 3-2 is connected on the tensioning guide rod 3-3 in a sliding manner, a nut screwed with the tensioning screw rod 3-1 is fixedly connected on the tensioning transverse moving block 3-2, and a driven rotating roller 4-2 is rotatably connected with the tensioning transverse moving block 3-2 through a rotating bearing; the tensioning screw rod device further comprises a tensioning driving part 3-4 connected to the outer end of the tensioning screw rod 3-1, and the tensioning driving part 3-4 adopts a hand wheel.
Working principle of the tensioning device 3: the tensioning driving piece 3-4 drives the tensioning screw rod 3-1 to rotate so as to drive the tensioning transverse moving block 3-2 to transversely move along the tensioning guide rod 3-3 and further drive the driven rotating roller 4-2 to transversely move, so that the aim of adjusting the distance between the driving rotating roller 4-4 and the driven rotating roller 4-2 is fulfilled, and the polishing belt 4-1 is conveniently replaced and tensioned.
As shown in FIGS. 1 and 7, in the present embodiment, the gantry traversing device 6 comprises a traversing guide 6-1 and a traversing rack 6-2 fixedly connected to the side surface of the base 1 and extending along the length direction of the base 1, a traversing installation seat 6-3 is slidably connected to the base 1 through the traversing guide 6-1 and a sliding block adapted to the traversing installation seat 6-3, a traversing driving member 6-4 is fixedly connected to the traversing installation seat 6-3, the traversing driving member 6-4 adopts a speed reduction motor, and a gear engaged with the traversing rack 6-2 is keyed to an output shaft of the traversing driving member 6-4. The traverse driving piece 6-4 drives the gear to rotate, and the gear is meshed with the traverse rack 6-2, so that the traverse driving piece 6-4 can drive the traverse mounting seat 6-3 to transversely reciprocate along the traverse guide rail 6-1, and further drive the portal frame 8 and the polishing device 4 arranged on the portal frame to transversely reciprocate along the traverse guide rail 6-1, and the polishing device 4 can gradually polish and polish the upper surface of the density fiberboard section by section. The transverse moving guide rail 6-1 can play a role in guiding the transverse moving of the portal frame 8 and provide stability in the transverse moving process.
As shown in fig. 2 to 5, the gantry lifting device 5 comprises a plurality of groups of longitudinally arranged lifting guide rails 5-5 fixedly connected to the movable ends of two groups of gantry traversing devices 6, and two groups of vertical plates 8-1 are slidably connected with the corresponding gantry traversing devices 6 through sliders and the lifting guide rails 5-5; a group of lifting screw rods 5-4 which are longitudinally arranged are rotatably connected at two end parts of the cross beam 8-2, and nuts which are screwed with the lifting screw rods 5-4 are fixedly connected at the movable end of the gantry transverse moving device 6; the lifting device also comprises a lifting driving component for driving the two groups of lifting screw rods 5-4 to synchronously rotate.
The lifting driving component comprises two groups of lifting driven chain wheels 5-3 which are respectively connected with two groups of lifting screw rods 5-4 in a key mode, the driven chain wheels 5-3 adopt double-row chain wheels, and a chain is connected between the two groups of lifting driven chain wheels 5-3 in a transmission mode. A lifting driving piece 5-1 with an output shaft longitudinally arranged is fixedly connected on the vertical plate 8-1, the lifting driving piece 5-1 adopts a speed reducing motor, a lifting driving chain wheel 5-2 is connected on the output shaft of the lifting driving piece 5-1 in a key way, and a chain is connected between the lifting driving chain wheel 5-2 and a group of lifting driven chain wheels 5-3 in a transmission way.
The working principle of the gantry lifting device 5 is as follows: the lifting driving piece 5-1 is started, the rotating power of the lifting driving piece 5-1 is transmitted to one of the two groups of lifting driven chain wheels 5-3 through the lifting driving chain wheel 5-2 and the chain, the two groups of lifting driven chain wheels 5-3 are transmitted through the chain, the two groups of lifting driven chain wheels 5-3 synchronously rotate through the arrangement, and then the two groups of lifting screw rods 5-4 are driven to synchronously rotate, because the two groups of lifting screw rods 5-4 are rotatably connected with the cross beam 8-2, screw nuts screwed on the two groups of lifting screw rods 5-4 are respectively fixedly connected with the two groups of transverse moving mounting seats 6-3, the synchronous rotation of the two groups of lifting screw rods 5-4 can drive the portal frame 8 to integrally and longitudinally move, wherein the lifting guide rails 5-5 can play a role in guiding the lifting of the portal frame 8, providing stability during lifting.
The base 1 in the embodiment is manufactured in an integral welding mode, rough machining is performed after annealing internal stress elimination treatment, then vibration aging treatment is performed, and fine machining is performed to ensure the rigidity, stability, shock resistance and precision of a machine tool. The cross beam 8-2 is made of cast aluminum, internal stress is eliminated, machining is carried out, and rigidity, stability and precision of the whole body are guaranteed.
The vertical plate 8-1 and the transverse moving mounting seat 6-3 are both made of cast aluminum, and are machined after internal stress is eliminated, so that the overall precision is ensured. The flatness, straightness and parallelism of all the guide rails and the rack mounting surfaces meet the European standard 6-level precision requirement.
The utility model discloses be connected with the control system electricity that the workshop is owned, control system includes control switch and controlling means for example the PLC controller, in addition, sets up the sensor of corresponding model on each action position to control parts such as the solenoid valve of each power supply through the PLC controller, this equipment can realize automatic sand light of polishing, work efficiency is high and the commonality is strong
The working process is as follows: starting the gantry transverse moving device 6, transversely moving the polishing device 4 to an initial waiting position, manually or mechanically placing the density fiberboard to be processed on the top plate 10, starting the gantry lifting device 5, and adjusting the height of the polishing device 4 according to the thickness of the density fiberboard to enable the polishing rough surface of the polishing belt 4-1 to be pressed to the upper surface of the density fiberboard under the action of the lower pressing belt device 9; starting the polishing device 4 to enable the polishing belt 4-1 to rotate circularly, and driving the lower belt pressing device 9 to move transversely and reciprocally by arranging the belt pressing traversing device 2, so that the polishing belt 4-1 polishes the local section of the upper surface of the density fiberboard along the width direction; and the gantry transverse moving device 6 is started again to drive the polishing device 4 to transversely move along the length direction of the base 1, so that the polishing belt 4-1 can gradually polish and polish the upper surface of the density fiberboard section by section, the operation process is simple and rapid, and the working efficiency is high.

Claims (10)

1. A polishing device for producing density fiber boards is characterized in that: the device comprises a base (1) with a top plate (10) arranged at the top, a portal frame (8) crossing the base (1) is connected on the base (1) in a sliding manner, the portal frame (8) comprises two groups of vertical plates (8-1) which are arranged oppositely, and a cross beam (8-2) crossing the base (1) is connected between the two groups of vertical plates (8-1); two groups of gantry transverse moving devices (6) which are oppositely arranged and can drive the gantry frame (8) to transversely move along the length direction of the base (1) are arranged on the base (1); a polishing device (4) crossing the base (1) is connected to the portal frame (8), the polishing device (4) comprises a closed-loop rotatable polishing belt (4-1), and an upper straight section and a lower straight section of the polishing belt (4-1) are respectively positioned above and below the cross beam (8-2); a lower belt pressing device (9) which presses the lower straight section of the polishing belt (4-1) on the density fiberboard is connected on the portal frame (8); the gantry crane further comprises a gantry lifting device (5) used for adjusting the longitudinal position of the gantry (8).
2. The polishing apparatus for the production of density fiberboard of claim 1, wherein: the lower belt pressing device (9) comprises two groups of lower belt pressing guide rods (9-1) which are fixedly connected between two groups of vertical plates (8-1) and cross over the base (1), a lower transverse moving seat (9-5) is connected on the two groups of lower belt pressing guide rods (9-1) in a sliding manner, a plurality of groups of guide screws (9-3) which are in clearance fit with the lower transverse moving seat (9-5) penetrate through the lower transverse moving seat (9-5), the axial line of each guide screw (9-3) is longitudinally arranged, the lower end part of each guide screw is connected with a transversely arranged lower pressing plate (9-2), and a lower pressing spring (9-4) positioned between the lower transverse moving seat (9-5) and the lower pressing plate (9-2) is sleeved on each guide screw (9-3); the bottom surface of the lower pressure plate (9-2) is in abutting contact with the lower straight section of the polishing belt (4-1).
3. The polishing apparatus for the production of density fiberboard of claim 2, wherein: the portal frame (8) is provided with a belt pressing and traversing device (2) for driving the belt pressing and traversing seat (9-5) to transversely move along the belt pressing and guiding rod (9-1).
4. The polishing apparatus for the production of density fiberboard of claim 3, wherein: the belt pressing and traversing device (2) comprises a group of belt pressing and chain wheel pairs crossing the base (1) and arranged on a portal frame (8), and the belt pressing and chain wheel pairs are connected with the lower pressing and traversing base (9-5); and a belt-pressing traverse drive (2-1) for driving the belt-pressing sprocket pair.
5. The polishing apparatus for the production of density fiberboard of claim 4, wherein: the belt pressing chain wheel pair comprises a belt pressing rotating shaft (2-2) which is rotatably connected with a group of vertical plates (8-1), a belt pressing driving chain wheel (2-3) is connected to the belt pressing rotating shaft (2-2) in a key mode, a belt pressing driven chain wheel (2-4) corresponding to the belt pressing driving chain wheel (2-3) is rotatably connected to the end portion, far away from the belt pressing driving chain wheel (2-3), of a cross beam (8-2), a chain is in transmission connection between the belt pressing driving chain wheel (2-3) and the belt pressing driven chain wheel (2-4), and the chain is connected with a downward pressing transverse moving seat (9-5); an output shaft of the pressing belt transverse moving drive (2-1) is coaxially connected with the pressing belt rotating shaft (2-2).
6. The polishing apparatus for the production of density fiberboard of claim 1, wherein: the polishing device (4) also comprises a driven roller (4-2) and a driving roller (4-4) which are respectively arranged at the outer sides of the two groups of vertical plates (8-1); the driven rotating roller (4-2) and the driving rotating roller (4-4) tension the polishing belt (4-1) and are in transmission connection with the polishing belt (4-1), and two ends of the polishing belt (4-1) respectively penetrate through the two groups of vertical plates (8-1) and are in clearance fit with the vertical plates (8-1); the polishing device also comprises a polishing driving piece (4-3) for driving the driving roller (4-4) to rotate.
7. The polishing apparatus for the production of density fiberboard of claim 1, wherein: the gantry lifting device (5) comprises a plurality of groups of lifting guide rails (5-5) which are longitudinally arranged and fixedly connected with the movable ends of the two groups of gantry transverse moving devices (6), and the two groups of vertical plates (8-1) are in sliding connection with the corresponding gantry transverse moving devices (6) through the sliding blocks and the lifting guide rails (5-5); a group of lifting screw rods (5-4) which are longitudinally arranged are rotatably connected at two end parts of the cross beam (8-2), and nuts which are screwed with the lifting screw rods (5-4) are fixedly connected at the movable end of the gantry transverse moving device (6); the lifting mechanism also comprises a lifting driving component for driving the two groups of lifting screw rods (5-4) to synchronously rotate.
8. The polishing apparatus for the production of density fiberboard of claim 7, wherein: the lifting driving assembly comprises two groups of lifting driven chain wheels (5-3) which are respectively connected with two groups of lifting screw rods (5-4) in a key mode, and a chain is connected between the two groups of lifting driven chain wheels (5-3) in a transmission mode; a lifting driving piece (5-1) with an output shaft longitudinally arranged is fixedly connected on the vertical plate (8-1), a lifting driving chain wheel (5-2) is connected on the output shaft of the lifting driving piece (5-1) in a key way, and a chain is connected between the lifting driving chain wheel (5-2) and a group of lifting driven chain wheels (5-3) in a transmission way.
9. The polishing apparatus for the production of density fiberboard of claim 1, wherein: the gantry transverse moving device (6) comprises a transverse moving guide rail (6-1) and a transverse moving rack (6-2), wherein the transverse moving guide rail (6-1) and the transverse moving rack (6-2) are fixedly connected to the side face of the base (1) and extend along the length direction of the base (1), a transverse moving installation seat (6-3) is connected to the base (1) in a sliding mode through the transverse moving guide rail (6-1) and a matched sliding block, a transverse moving driving piece (6-4) is fixedly connected to the transverse moving installation seat (6-3), and a gear meshed with the transverse moving rack (6-2) is connected to an output shaft of the transverse moving driving piece (.
10. The polishing apparatus for the production of density fiberboard of claim 6, wherein: a tensioning device (3) connected with the driven rotating roller (4-2) is arranged on the portal frame (8), the tensioning device (3) comprises a group of tensioning screw rods (3-1) and at least two groups of tensioning guide rods (3-3) which are fixedly connected with the outer side surface of the vertical plate (8-1), and the axes of the tensioning screw rods (3-1) and the tensioning guide rods (3-3) are parallel to the width direction of the base (1); a tensioning transverse moving block (3-2) is connected on the tensioning guide rod (3-3) in a sliding manner, a nut screwed with the tensioning screw rod (3-1) is fixedly connected on the tensioning transverse moving block (3-2), and a driven rotating roller (4-2) is rotatably connected with the tensioning transverse moving block (3-2) through a rotating bearing; the tensioning screw rod device also comprises a tensioning driving piece (3-4) connected to the outer end part of the tensioning screw rod (3-1).
CN202020098633.1U 2020-01-16 2020-01-16 A polishing equipment for production of density fiberboard Expired - Fee Related CN211805375U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112545154A (en) * 2020-12-09 2021-03-26 吉勒明(威海)智能科技有限公司 Horizontal fiber automatic grinding device
CN113857990A (en) * 2021-10-27 2021-12-31 天津市景泰科技发展有限公司 Metal plate polishing machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112545154A (en) * 2020-12-09 2021-03-26 吉勒明(威海)智能科技有限公司 Horizontal fiber automatic grinding device
CN112545154B (en) * 2020-12-09 2022-03-08 吉勒明(威海)智能科技有限公司 Horizontal fiber automatic grinding device
CN113857990A (en) * 2021-10-27 2021-12-31 天津市景泰科技发展有限公司 Metal plate polishing machine

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