CN214981651U - Log centering device - Google Patents
Log centering device Download PDFInfo
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- CN214981651U CN214981651U CN202121228660.7U CN202121228660U CN214981651U CN 214981651 U CN214981651 U CN 214981651U CN 202121228660 U CN202121228660 U CN 202121228660U CN 214981651 U CN214981651 U CN 214981651U
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- centering
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Abstract
The utility model relates to a log centering device, including material feeding unit, material feeding unit one side sets up loading attachment, and loading attachment and centring means arrange side by side, and centring means one side top space sets up laser emission device, and centring means is including the at least two sets of centring wheel group that arrange side by side, and two sets of centring wheel group central lines symmetry, along the central line direction subtend setting of symmetry at least two sets of fever carving device, and centring wheel group radial direction one side sets up unloader. Through the displacement of laser beam and the rotatory cooperation of centering wheelset, find the cylinder timber rotation center point of a biggest rotary-cut veneer for the log, the central point mark that the mode of recycling laser burning carving will be gained is at the log terminal surface to be convenient for subsequent rotary-cut, saw cut or other processing methods, the maximize utilizes log timber, avoids extravagant.
Description
Technical Field
The utility model relates to a wood working field specifically is a log centering equipment.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In wood processing, sawing, rotary cutting or other processing processes of wood are required to be completed through the central point of the end face of the log, so that the wood raw material with the required shape is obtained. The log is the cylindrical timber of irregular and crooked circularity, to the log that the crookedness is not high, prior art can realize the central location of timber terminal surface through the aureola centering machine, and to the log that the crookedness is higher or at log rotary-cut in-process, need fix out the cylinder timber of a biggest rotary-cut veneer through the central point at log both ends, present equipment is difficult to realize above-mentioned function, still need rely on experienced workman to operate with the mode of vision, suspension wire to cause huge waste.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem who exists among the above-mentioned background art, the utility model provides a log centering device, through the displacement of laser beam and the rotatory cooperation of centering wheelset, but find the cylinder timber rotation center point of a biggest rotary-cut veneer for the log, the central point mark that the mode of recycling laser burning carving will gain is at the log terminal surface to be convenient for subsequent rotary-cut, saw cut or other processing methods, the maximize utilizes log timber, avoids extravagant.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a first aspect of the utility model provides a log centering device, including material feeding unit, material feeding unit one side sets up loading attachment, and loading attachment and centering device arrange side by side, and centering device one side top space sets up laser emission device, and centering device is including the at least two sets of centering wheelsets that arrange side by side, and two sets of centering wheelset central lines symmetry, along the at least two sets of fever of the central line direction subtend setting of symmetry device of carving, and centering wheelset radial direction one side sets up unloader.
The feeding device comprises an upright post and a frame connected with the upright post, chain wheels are connected with two ends of the frame, the chain wheels at two ends are connected through a conveying mechanism, the chain wheels are connected with a feeding speed reducer through chains, and the feeding speed reducer is connected with a feeding motor.
The feeding device comprises a support, the support is located between the centering device and the feeding device, the top of the support is connected with a feeding wheel, one end of the support is connected with a positioning plate which is vertically arranged, one side of the support, facing the centering device, is connected with a feeding hook, and the bottom of the support is provided with a feeding wheel driving mechanism.
The cross-section of material loading hook is the L type, and the pivot is located one of them landing leg of L type, makes the rotation of material loading hook along the axis rotation set angle through the rotation of pivot to in turning over the log of material loading wheel upper surface to the centring means.
The centering device comprises at least two groups of centering wheel sets which are arranged in parallel and have symmetrical center lines, the centering wheel sets are connected through a centering driving mechanism to realize rotation, and at least two groups of burning and carving devices are oppositely arranged along the symmetrical center lines of the two groups of centering wheel sets.
The two groups of centering wheel sets are connected by a centering driving mechanism to rotate simultaneously and rotate in the same direction.
The laser emitting device comprises at least two groups of horizontally moving laser emitters and a group of fixed position laser emitters, the horizontally moving laser emitters are arranged on two sides of each fixed position laser emitter, and linear lasers emitted by the fixed position laser emitters are overlapped with the symmetrical center lines of the two groups of centering wheel sets.
The burning device moves vertically along the linear laser emitted by the fixed position laser emitter.
The blanking device comprises a blanking hook driven by a blanking oil cylinder, a working surface of the blanking hook is provided with a groove, the groove faces to the central line of symmetry of the two centering wheel sets, and the blanking oil cylinder acts to drive the blanking hook to turn over and transfer the centered logs.
The automatic laser cutting machine is characterized by further comprising a control box, wherein the control box is located on one side of the centering device, a controller is arranged in the control box, and the controller is respectively connected with the feeding device, the centering device, the burning and carving device, the laser emitting device and the discharging device.
Compared with the prior art, the above one or more technical schemes have the following beneficial effects:
1. the positioning of the central point of the section is realized aiming at the log material with irregular roundness and bending, and the positioning point and the positioning line are marked after the positioning is finished, thereby being beneficial to the subsequent wood processing process.
2. Aiming at the process of taking out the largest cylindrical timber capable of rotationally cutting the veneer, the displacement of the laser beam is matched with the rotation of the centering wheel, so that the raw timber is utilized to the maximum extent, and the waste caused by the traditional manual method is avoided.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic diagram of an overall structure provided by one or more embodiments of the present invention;
fig. 2 is a schematic structural diagram of a feeding device according to one or more embodiments of the present invention;
fig. 3 is a schematic structural diagram of a top view provided by one or more embodiments of the present invention;
fig. 4 is a schematic diagram of a side view configuration provided by one or more embodiments of the present invention;
in the figure: 1. the device comprises logs, 2, a feeding device, 21, a stand column, 22, a frame, 23, a chain wheel, 24, a chain, 25, a feeding speed reducer, 26, a feeding motor, 3, a feeding device, 31, a feeding hook, 32, a positioning plate, 33, a feeding wheel, 34, a feeding wheel driving mechanism, 4, a centering device, 41, a centering wheel set, 42, a centering driving mechanism, 5, a burning device, 6, a laser emitting device, 7, a discharging device, 71, a discharging oil cylinder, 8 and a control box.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As described in the background art, for cylindrical wood with irregular roundness and bending, the problem of centering the log is still solved by drawing lines on the end face of the log by using naked eyes by using experienced workers through a line hanging, a wood pencil and a board ruler, so that the following embodiment provides a hardware structure of the log centering device, a maximum cylindrical wood rotating central point capable of rotatably cutting a veneer is found for the log through the displacement of a laser beam and the rotating matching of a centering wheel, and the obtained central point is marked on the end face of the log by using a laser burning method, so that the subsequent rotary cutting, saw cutting or other processing methods are facilitated, the log wood is maximally utilized, and waste is avoided.
The first embodiment is as follows:
as shown in fig. 1-4, a log centering device comprises a feeding device 2, a feeding device 3 is arranged on one side of the feeding device 2, the feeding device 3 and a centering device 4 are arranged in parallel, a laser emitting device 6 is arranged in a space above one side of the centering device 4, the centering device 4 comprises at least two sets of centering wheel sets 41 arranged in parallel, at least two sets of burning devices 5 are oppositely arranged in the direction of the central line of the two sets of centering wheel sets 41, and a blanking device 7 is arranged on one side of the radial direction of the centering wheel sets 41.
The feeding device 2 comprises at least one group of vertical columns 21 and a frame 22 which is connected with the vertical columns 21 and is horizontally arranged, chain wheels 23 are connected with two ends of the frame 22, the chain wheels 23 at the two ends drive the logs 1 to be centered to move towards the centering device 4 through a conveying mechanism, the chain wheels 23 are connected with a feeding speed reducer 25 through chains 24, and the feeding speed reducer 25 is connected with a feeding motor 26 to provide power.
In this embodiment, as shown in fig. 2, a feeding speed reducer 25 with a feeding motor 26 is located on one of the columns 21 at the bottom of the frame 22, and the feeding motor provides power to drive the chain through the feeding speed reducer and finally drive the chain wheel 23 to rotate, so that the conveyor between the chain wheels at the two ends of the frame can drive the logs to move toward the centering device.
The specific structure of the conveying device is not limited, and may be any known structure such as a conveyor belt, a conveyor chain, or the like.
The number of columns is not limited and depends on the load of the frame and the number of logs to be transported by the conveyor over time.
The feeding device 3 comprises a support, the support is positioned between the centering device 4 and the feeding device 2, the top of the support is connected with a feeding wheel 33, one end of the support is connected with a positioning plate 32 which is vertically arranged, one side of the support facing the centering device 4 is connected with a feeding hook 31, and the bottom of the support is provided with a feeding wheel driving mechanism 34.
The logs 1 are conveyed to the upper surface of a feeding wheel 33 of the feeding device 3 through the feeding device 1, a feeding wheel driving mechanism 34 drives the feeding wheel 33 to rotate, the logs 1 are pushed to move towards a positioning plate 32, one end surface of each log 1 is abutted to the positioning plate 32, and the logs 1 on the upper surface of the feeding wheel 33 are transferred to the centering device 4 through the rotation of a feeding hook 31.
In this embodiment, the loading wheels 33 have multiple sets, and the number is not limited, depending on the length of the logs 1.
The concrete structure of material loading wheel does not do the restriction, takes the cylinder wheel of middle part area fluted in this embodiment, and the recess is used for increasing the area of contact with the log outer surface to improve frictional force and realize that the log is carried.
The structure of the feeding hook 31 is not limited, in this embodiment, the cross section of the feeding hook 31 is "L" shaped, the rotating shaft is located on one of the legs of the "L" shape, and for example, two sets of "L" shaped members may be connected to two ends of one shaft. The loading hook 31 is rotated by a set angle along the axis by the rotation of the spindle, so that the logs on the upper surface of the loading wheel are transferred to the centering device in a turning manner.
The centering device 4 comprises at least two groups of centering wheel sets 41 which are arranged in parallel, the center lines of the two groups of centering wheel sets 41 are symmetrical, the centering wheel sets 41 are connected through a centering driving mechanism 42 to realize rotation, at least two groups of burning and carving devices 5 are oppositely arranged in the direction of the symmetrical center lines of the two groups of centering wheel sets 41, and a laser emitting device 6 is arranged in the space above one side of the centering device 4.
In this embodiment, as shown in fig. 3, there are two sets of centering wheel sets 41, each set has two centering wheels with coinciding axes, the width of the two centering wheels in the axial direction depends on the length of the log, the center lines of the two sets of centering wheel sets 41 are symmetrically arranged, and the distance between the two sets of centering wheel sets 41 in the radial direction depends on the diameter of the log.
The log 1 is transferred to the centring device 4 and falls on the centre line of the two symmetrical centring wheel sets 41 with the end faces of the log facing the burning device 5, one of which is directly above the laser emitting device 6.
In this embodiment, the two sets of centering wheel sets 41 are connected by the centering driving mechanism 42 to rotate simultaneously and in the same direction.
The log is a cylinder with irregular section roundness, the log is positioned on the central axis of the two centering wheel sets 41, and when the two centering wheel sets rotate in the same direction, the log is driven by the surface friction force of the centering wheel sets to rotate by taking the axis of the log as the reference.
The laser emitting device 6 comprises at least two groups of horizontally moving laser emitters and a group of laser emitters at fixed positions, the horizontally moving laser emitters are respectively arranged at two sides of the laser emitters at the fixed positions, and linear laser emitted by the laser emitters at the fixed positions is superposed with the symmetrical central lines of the two groups of centering wheel sets 41.
Linear laser light emitted by the three groups of laser emitters falls on the log, wherein the fixed laser emitters are overlapped with the central axes of the two groups of centering wheel sets 41, when the two groups of centering wheel sets rotate in the same direction to drive the log to rotate, the log rotates around the axis of the log, the rotation axis of the log and the symmetrical central line of the two groups of centering wheel sets 41 are positioned on the same vertical plane, and the linear laser light emitted by the fixed laser emitters falls on the vertical plane.
And then adjusting the relative distance between the two groups of horizontally moving laser transmitters and the fixed position laser transmitters to enable the linear laser emitted by the two groups of horizontally moving laser transmitters to fall on the edge of the log, starting the burning and carving device 5 at the moment, vertically moving along the linear laser emitted by the fixed laser transmitters to burn and carve a vertical line on the end face of the log, wherein the central point of the end face of the log is positioned on the vertical line.
The actions are repeated, namely the two groups of centering wheel sets rotate in the same direction to drive the log to rotate, the log rotates along the axis of the log, when the linear laser emitted by the laser emitter at the fixed position is approximately vertical to the linear laser burnt and engraved in the previous step (the linear laser is approximately 90 degrees by manual visual observation), the two groups of horizontal movement laser emitters are adjusted, the burning and engraving device moves vertically along the linear laser emitted by the fixed laser emitter again, and a second vertical line is burnt and engraved on the end face of the log.
The straight line intersection point formed by twice burning and carving is the central point of the end face of the log.
The burning and carving device is not limited to a specific structure, and a line with a set width and a set depth can be carved on the surface of the wood by using laser.
The blanking device 7 comprises a blanking hook driven by a blanking oil cylinder 71, the working surface of the blanking hook is provided with a groove, the groove faces to the central axes of the two centering wheel sets, and after the burning and carving of the central point of the log are finished, the blanking oil cylinder acts to drive the blanking hook to turn over, so that the log is transferred out of the centering device, and the centering process is completed.
The automatic control device is characterized by further comprising a control box 8, wherein the control box 8 is located on one side of the centering device, a controller is arranged in the control box, and the controller is respectively connected with the feeding device 2, the feeding device 3, the centering device 4, the burning and carving device 5, the laser emitting device 6 and the discharging device 7 to achieve device control.
The positioning of the central point of the section is realized aiming at the log material with irregular roundness and bending, and the positioning point and the positioning line are marked after the positioning is finished, thereby being beneficial to the subsequent wood processing process.
Aiming at the process of taking out the largest cylindrical timber capable of rotationally cutting the veneer, the displacement of the laser beam is matched with the rotation of the centering wheel, so that the raw timber is utilized to the maximum extent, and the waste caused by the traditional manual method is avoided.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A log centering apparatus, characterized by: including material feeding unit, material feeding unit sets up loading attachment on one side, and loading attachment and centring means arrange side by side, and centring means one side top space sets up laser emission device, and centring means is including at least two sets of centring wheel group that arrange side by side, and two sets of centring wheel group central lines are symmetrical, and the central line direction subtend along the symmetry sets up at least two sets of fever and carves the device, and centring wheel group radial direction one side sets up unloader.
2. A log centering device as claimed in claim 1, wherein: the feeding device comprises an upright post and a frame connected with the upright post, chain wheels are connected with two ends of the frame, the chain wheels at two ends are connected through a conveying mechanism, the chain wheels are connected with a feeding speed reducer through chains, and the feeding speed reducer is connected with a feeding motor.
3. A log centering device as claimed in claim 1, wherein: the feeding device comprises a support, the support is located between the centering device and the feeding device, the top of the support is connected with a feeding wheel, one end of the support is connected with a positioning plate which is vertically arranged, one side of the support, facing the centering device, is connected with a feeding hook, and the bottom of the support is provided with a feeding wheel driving mechanism.
4. A log centering device as claimed in claim 3, wherein: the cross-section of material loading hook is the L type, and the pivot is located one of them landing leg of L type, makes material loading hook along the rotatory angle of setting for of axis through the rotation of pivot.
5. A log centering device as claimed in claim 1, wherein: the centering device comprises at least two groups of centering wheel sets which are arranged in parallel and have symmetrical center lines, the centering wheel sets are connected through a centering driving mechanism to realize rotation, and at least two groups of burning and carving devices are oppositely arranged along the symmetrical center lines of the two groups of centering wheel sets.
6. A log centering device as claimed in claim 5, wherein: the centering wheel set is connected by a centering driving mechanism to rotate simultaneously and rotate in the same direction.
7. A log centering device as claimed in claim 1, wherein: the laser emitting device comprises at least two groups of horizontally moving laser emitters and a group of fixed position laser emitters, the horizontally moving laser emitters are arranged on two sides of each fixed position laser emitter, and linear lasers emitted by the fixed position laser emitters are overlapped with the symmetrical center lines of the two groups of centering wheel sets.
8. A log centering device as claimed in claim 7, wherein: the burning device moves vertically along the linear laser emitted by the fixed position laser emitter.
9. A log centering device as claimed in claim 1, wherein: the blanking device comprises a blanking hook driven by a blanking oil cylinder, a working surface of the blanking hook is provided with a groove, the groove faces to the symmetrical central lines of the two centering wheel sets, and the blanking oil cylinder acts to drive the blanking hook to turn over and transfer centering-finished logs.
10. A log centering device as claimed in claim 1, wherein: the automatic laser cutting machine is characterized by further comprising a control box, wherein the control box is located on one side of the centering device, a controller is arranged in the control box, and the controller is respectively connected with the feeding device, the centering device, the burning and carving device, the laser emitting device and the discharging device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121228660.7U CN214981651U (en) | 2021-06-02 | 2021-06-02 | Log centering device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121228660.7U CN214981651U (en) | 2021-06-02 | 2021-06-02 | Log centering device |
Publications (1)
Publication Number | Publication Date |
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CN214981651U true CN214981651U (en) | 2021-12-03 |
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ID=79086251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121228660.7U Expired - Fee Related CN214981651U (en) | 2021-06-02 | 2021-06-02 | Log centering device |
Country Status (1)
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CN (1) | CN214981651U (en) |
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2021
- 2021-06-02 CN CN202121228660.7U patent/CN214981651U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |
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CF01 | Termination of patent right due to non-payment of annual fee |