CN113601634A - Guitar fingerboard processing is with drawing groove equipment - Google Patents
Guitar fingerboard processing is with drawing groove equipment Download PDFInfo
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- CN113601634A CN113601634A CN202110895924.2A CN202110895924A CN113601634A CN 113601634 A CN113601634 A CN 113601634A CN 202110895924 A CN202110895924 A CN 202110895924A CN 113601634 A CN113601634 A CN 113601634A
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- circular plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27F—DOVETAILED WORK; TENONS; SLOTTING MACHINES FOR WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES
- B27F5/00—Slotted or mortised work
- B27F5/02—Slotting or mortising machines tools therefor
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- Wood Science & Technology (AREA)
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- Forests & Forestry (AREA)
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Abstract
The invention discloses groove drawing equipment for guitar fingerboard machining, and relates to the technical field of groove drawing equipment for guitar fingerboard machining. The invention comprises a shell device, a communication structure, a buffer structure, a rotating structure, a fixing structure, a telescopic structure, a propelling structure and an equipment main body, wherein a mounting notch is formed in the surface of one side of a box body, a side plate is connected with the mounting notch, a mounting clamping groove is formed in the surface of one side of the box body, a shaft lever is connected with the mounting clamping groove, a rotating ring is mounted on the outer surface of the shaft lever, one end of a butt joint rod is connected with the outer surface of the rotating ring, the lower surface of a first circular plate is connected with the upper surface of the box body, two ends of a spring are respectively connected with the upper surface of the first circular plate and the lower surface of a second circular plate, and a first rotating shaft is arranged on the upper surface of a first motor. According to the invention, the first circular plate, the spring and the second circular plate are arranged and can be assembled into a buffer assembly, so that the pressure of cutting equipment on guitar groove drawing processing can be effectively relieved, and the damage of guitar accessories caused by overlarge pressure of the cutting equipment is avoided.
Description
Technical Field
The invention belongs to the technical field of guitar fingerboard processing groove drawing equipment, and particularly relates to groove drawing equipment for guitar fingerboard processing.
Background
The guitar, also called "fret", which is a stringed instrument that produces sound by plucking the upper string, is played with one hand while the fingers of the other hand rest on the fingerboard, which is a metal bar covering the neck, the sound produced by the playing of the latter being enhanced by the resonating box of the guitar.
The guitar fingerboard processing grooving equipment in the prior art has the advantages that no buffer structure exists, grooving processing cannot be stably carried out on a workbench, the cutting blade assembly of the guitar grooving processing equipment in the prior art cannot rotate, and only grooving processing at the same angle can be carried out, so that the grooving equipment for guitar fingerboard processing is provided.
Disclosure of Invention
The invention aims to provide grooving equipment for guitar fingerboard processing, which solves the problems that the existing device has no buffer structure and can only perform grooving processing at a single angle.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a groove pulling device for guitar fingerboard processing, which comprises a shell device, a communicating structure, a buffering structure, a rotating structure, a fixing structure, a telescopic structure, a propelling structure and a device body, wherein the shell device comprises a box body and side plates, a mounting notch is formed in the surface of one side of the box body, the side plates are connected with the mounting notch, the communicating structure comprises a shaft lever, a rotating ring and a butt joint rod, a mounting clamping groove is formed in the surface of one side of the box body, the shaft lever is connected with the mounting clamping groove, the rotating ring is mounted on the outer surface of the shaft lever, one end of the butt joint rod is connected with the outer surface of the rotating ring, the buffering structure comprises a first circular plate, a spring, a second circular plate and balls, the lower surface of the first circular plate is connected with the upper surface of the box body, two ends of the spring are respectively connected with the upper surface of the first circular plate and the lower surface of the second circular plate, the rotating structure comprises a first motor, a second motor and a second motor, The upper surface of the first motor is provided with a first rotating shaft, the lower surface of the first main shaft is connected with the upper surface of the first rotating shaft, the lower surface of the workbench is connected with the upper surface of the first main shaft, the lower surface of the workbench is connected with the outer surface of a ball, the fixing structure comprises a transverse plate and a shaft cylinder, the lower surface of the transverse plate is connected with the upper surface of the box body, the lower surface of the shaft cylinder is connected with the upper surface of the transverse plate, the telescopic structure comprises a cylinder and a telescopic rod, one end of the telescopic rod is connected with one end of the cylinder, the propelling structure comprises a case, a second motor, a spiral rod and a U-shaped groove, the lower surface of the case is connected with the upper surface of the telescopic rod, the second motor is installed on the inner surface of the case, one end of the second motor is provided with a second rotating shaft, one end of the spiral rod is connected with one end of the second rotating shaft, and one end of the U-shaped groove is connected with one side surface of the second motor, the equipment main part includes slider and propulsion piece, slider and U type groove sliding fit, impel the piece and install in the hob surface, impel piece and hob rotation cooperation.
Preferably, the shell device still includes the base, and a plurality of the base upper surface all is connected with the box lower surface, and wherein, the base has four, and the base plays the effect of supporting the box.
Preferably, the communicating structure further comprises a box door and a handle, the other end of the butt joint rod is connected with one side surface of the box door, one side surface of the handle is connected with one side surface of the box door, and the handle plays a role in facilitating opening and closing of the box door.
Preferably, buffer structure still includes the tray, tray lower surface and second plectane upper surface are connected, the tray upper surface is equipped with the mounting groove, and is a plurality of the ball all is connected with the mounting groove, and wherein the tray plays the effect of placing the ball.
Preferably, revolution mechanic still includes the cylinder support, a plurality of the cylinder support upper surface all is connected with first motor lower surface, and wherein, the cylinder support has four, and the cylinder support plays the effect of supporting first motor.
Preferably, fixed knot constructs still includes connecting bolt, diaphragm and box upper surface all are equipped with rotatory notch, connecting bolt one end is passed rotatory notch and box upper surface connection, connecting bolt and rotatory notch normal running fit, and wherein connecting bolt plays the effect of fixed connection diaphragm.
Preferably, telescopic structure still includes the platform, the platform upper surface is connected with the cylinder lower surface, the platform lower surface is connected with the inside lower surface of box, and wherein the platform plays the effect of supporting the cylinder.
Preferably, the propelling structure further comprises a fixed block, the lower surface of the fixed block is connected with the upper surface of the telescopic rod, the other end of the U-shaped groove is connected with one side surface of the fixed block, a cylinder is arranged on one side surface of the fixed block, the other end of the screw rod is connected with the inner surface of the cylinder, and the fixed block plays a role in fixing the screw rod.
Preferably, the apparatus body further includes a cutting apparatus having a side surface connected to the side surface of the slider and the side surface of the pushing block, wherein the cutting apparatus functions to cut the pull groove.
The invention has the following beneficial effects:
1. according to the invention, the first circular plate, the spring and the second circular plate are arranged and can be assembled into a buffer assembly, so that the pressure of cutting equipment on guitar groove drawing processing can be effectively relieved, and the damage of guitar accessories caused by overlarge pressure of the cutting equipment is avoided.
2. According to the invention, by arranging the air cylinder and the telescopic rod, the air cylinder can run more stably compared with a motor, and a more stable working state can be provided, so that equipment runs more stably during processing of the guitar pull groove, and the working efficiency is improved.
3. According to the invention, the rolling balls and the workbench are arranged, wherein the motor drives the workbench to rotate, the rolling balls are in contact with the workbench, the rolling balls can enable the workbench to keep a rotating state, and can also enable the workbench to indirectly contact with the second circular plate to play a buffering effect, wherein the rotation of the workbench can enable the cutting equipment to carry out all-directional processing on the pull groove, and the production efficiency is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the external overall structure of a broaching device for guitar fingerboard processing according to the present invention;
FIG. 2 is a schematic view of a first perspective of a broaching apparatus for guitar fingerboard processing according to the present invention;
FIG. 3 is a schematic diagram of a second perspective view of a broaching apparatus for guitar fingerboard processing in accordance with the present invention;
FIG. 4 is a schematic view of the right side of the groove broaching apparatus for guitar fingerboard processing of the present invention;
FIG. 5 is a schematic diagram of a third perspective view of a broaching apparatus for guitar fingerboard processing in accordance with the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 3 according to the present invention;
FIG. 7 is an enlarged view of a portion of the invention shown in FIG. 3 at B;
FIG. 8 is an enlarged view of a portion of the invention at C of FIG. 4;
FIG. 9 is an enlarged view of a portion of FIG. 5 taken at D in accordance with the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100. housing means; 110. a box body; 120. a side plate; 130. a base; 200. a communicating structure; 210. a shaft lever; 220. rotating the ring; 230. a docking rod; 240. a box door; 250. a grip; 300. a buffer structure; 310. a first circular plate; 320. a spring; 330. a second circular plate; 340. a ball bearing; 350. a tray; 400. a rotating structure; 410. a first motor; 420. a first main shaft; 430. a work table; 440. cylindrical support; 500. a fixed structure; 510. a transverse plate; 520. a shaft cylinder; 530. a connecting bolt; 600. a telescopic structure; 610. a cylinder; 620. a telescopic rod; 630. building a platform; 700. a propulsion structure; 710. a chassis; 720. a second motor; 730. a screw rod; 740. a U-shaped groove; 750. a fixed block; 800. an apparatus main body; 810. a slider; 820. a propulsion block; 830. and (4) cutting equipment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", "lower", "around", and the like, indicate orientations or positional relationships, are used merely to facilitate the description of the present invention and to simplify the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention.
Referring to fig. 1-9, the present invention relates to a groove pulling apparatus for guitar fingerboard processing, which comprises a housing device 100, a communication structure 200, a buffering structure 300, a rotating structure 400, a fixing structure 500, a telescopic structure 600, a pushing structure 700, and an apparatus main body 800, wherein the housing device 100 comprises a case 110 and a side plate 120, the side plate 120 is disposed on a side surface of the case 110, the side plate 120 is connected to the mounting groove, the communication structure 200 comprises a shaft lever 210, a swivel 220, and a connecting rod 230, the case 110 is disposed on a side surface of the case 110, the shaft lever 210 is connected to the mounting groove, the swivel 220 is mounted on an outer surface of the shaft lever 210, one end of the connecting rod 230 is connected to an outer surface of the swivel 220, the buffering structure 300 comprises a first circular plate 310, a spring 320, a second circular plate 330, and a ball 340, a lower surface of the first circular plate 310 is connected to an upper surface of the case 110, two ends of the spring 320 are respectively connected to an upper surface of the first circular plate 310 and a lower surface 330 of the second circular plate, the rotating structure 400 comprises a first motor 410, a first spindle 420 and a workbench 430, wherein a first rotating shaft is arranged on the upper surface of the first motor 410, the lower surface of the first spindle 420 is connected with the upper surface of the first rotating shaft, the lower surface of the workbench 430 is connected with the upper surface of the first spindle 420, the lower surface of the workbench 430 is connected with the outer surface of the ball 340, the fixing structure 500 comprises a transverse plate 510 and a shaft cylinder 520, the lower surface of the transverse plate 510 is connected with the upper surface of the box body 110, the lower surface of the shaft cylinder 520 is connected with the upper surface of the transverse plate 510, the telescopic structure 600 comprises an air cylinder 610 and a telescopic rod 620, one end of the telescopic rod 620 is connected with one end of the air cylinder 610, the propelling structure 700 comprises a box 710, a second motor 720, a spiral rod 730 and a U-shaped groove 740, the lower surface of the box 710 is connected with the upper surface of the telescopic rod 620, the second motor 720 is arranged on the inner surface of the box 710, one end of the second motor 720 is provided with a second rotating shaft, one end of the spiral rod 730 is connected with one end of the second rotating shaft, one end of the U-shaped groove 740 is connected to a side surface of the second motor 720, the apparatus body 800 includes a slider 810 and a push block 820, the slider 810 is slidably engaged with the U-shaped groove 740, the push block 820 is mounted on an outer surface of the screw 730, and the push block 820 is rotatably engaged with the screw 730.
Further, the housing apparatus 100 further includes four bases 130, and the upper surfaces of the bases 130 are connected to the lower surface of the box 110, and the bases 130 support the box 110.
Further, the communicating structure 200 further includes a door 240 and a handle 250, the other end of the docking rod 230 is connected to a side surface of the door 240, and a side surface of the handle 250 is connected to a side surface of the door 240, wherein the handle 250 plays a role of facilitating opening and closing of the door 240.
Further, buffer structure 300 still includes tray 350, and tray 350 lower surface and second plectane 330 upper surface are connected, and tray 350 upper surface is equipped with the mounting groove, and a plurality of ball 340 all are connected with the mounting groove, and wherein tray 350 plays the effect of placing ball 340.
Further, the rotating structure 400 further includes four cylindrical supports 440, and the upper surfaces of the cylindrical supports 440 are connected to the lower surface of the first motor 410, and the number of the cylindrical supports 440 is four, and the cylindrical supports 440 support the first motor 410.
Further, the fixing structure 500 further includes a connecting bolt 530, the horizontal plate 510 and the upper surface of the box body 110 are both provided with a rotating notch, one end of the connecting bolt 530 passes through the rotating notch to be connected with the upper surface of the box body 110, the connecting bolt 530 is in rotating fit with the rotating notch, wherein the connecting bolt 530 plays a role in fixedly connecting the horizontal plate 510.
Further, the telescopic structure 600 further comprises a landing 630, an upper surface of the landing 630 is connected with a lower surface of the cylinder 610, a lower surface of the landing 630 is connected with a lower surface inside the box body 110, wherein the landing 630 plays a role in supporting the cylinder 610.
Further, the propelling structure 700 further comprises a fixing block 750, the lower surface of the fixing block 750 is connected with the upper surface of the telescopic rod 620, the other end of the U-shaped groove 740 is connected with the surface of one side of the fixing block 750, a cylinder is arranged on the surface of one side of the fixing block 750, the other end of the screw rod 730 is connected with the inner surface of the cylinder, and the fixing block 750 plays a role in fixing the screw rod 730.
Further, the apparatus body 800 further includes a cutting apparatus 830, a side surface of the cutting apparatus 830 being connected with a side surface of the slider 810 and a side surface of the pusher block 820, wherein the cutting apparatus 830 functions to cut the pull groove.
The working principle of the invention is as follows:
referring to fig. 1-9, the present invention relates to a groove pulling device for guitar fingerboard processing, wherein the first motor 410 and the second motor 720 are both 30ISWR-001, the cylinder 610 is MBB80, and the usage method thereof is: the working personnel puts the guitar broaching groove processing assembly on the workbench 430, the air cylinder 610 drives the telescopic rod 620 to move up and down, the air cylinder 610 operates more stably compared with the motor and can provide a more stable working state, so that the equipment operates more stably when the guitar broaching groove is processed, the working efficiency is improved, the second motor 720 drives the screw rod 730 to rotate and push, the first motor drives the workbench 410 to rotate the workbench 430, the ball 340 is contacted with the workbench 430, the ball 340 not only can enable the workbench 430 to keep a rotating state, but also can enable the workbench 430 to indirectly contact with the second circular plate 330 to play a role in buffering effect, wherein the workbench 430 rotates to enable the cutting equipment 830 to process the guitar broaching groove in an omnibearing way, the production efficiency is greatly improved, wherein the first circular plate 310, the spring 320 and the second circular plate 330 can be assembled into a buffering assembly, the pressure of the cutting equipment 830 during the guitar broaching groove processing can be effectively relieved, damage to guitar accessories due to excessive cutting device pressure 830 is avoided.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a guitar fingerboard processing is with drawing groove equipment which characterized in that: the device comprises a shell device (100), a communication structure (200), a buffering structure (300), a rotating structure (400), a fixing structure (500), a telescopic structure (600), a propelling structure (700) and an equipment body (800), wherein the shell device (100) comprises a box body (110) and a side plate (120), a mounting notch is formed in the surface of one side of the box body (110), the side plate (120) is connected with the mounting notch, the communication structure (200) comprises a shaft rod (210), a rotating ring (220) and a butt joint rod (230), a mounting clamping groove is formed in the surface of one side of the box body (110), the shaft rod (210) is connected with the mounting clamping groove, the rotating ring (220) is mounted on the outer surface of the shaft rod (210), one end of the butt joint rod (230) is connected with the outer surface of the rotating ring (220), the buffering structure (300) comprises a first circular plate (310), a spring (320), a second circular plate (330) and a ball (340), the lower surface of the first circular plate (310) is connected with the upper surface of the box body (110), two ends of the spring (320) are respectively connected with the upper surface of the first circular plate (310) and the lower surface of the second circular plate (330), the rotating structure (400) comprises a first motor (410), a first spindle (420) and a workbench (430), the upper surface of the first motor (410) is provided with a first rotating shaft, the lower surface of the first spindle (420) is connected with the upper surface of the first rotating shaft, the lower surface of the workbench (430) is connected with the upper surface of the first spindle (420), the lower surface of the workbench (430) is connected with the outer surface of the ball (340), the fixing structure (500) comprises a transverse plate (510) and a shaft cylinder (520), the lower surface of the transverse plate (510) is connected with the upper surface of the box body (110), the lower surface of the shaft cylinder (520) is connected with the upper surface of the transverse plate (510), the telescopic structure (600) comprises a cylinder (610) and a telescopic rod (620), telescopic link (620) one end is connected with cylinder (610) one end, impel structure (700) including quick-witted case (710), second motor (720), hob (730) and U type groove (740), quick-witted case (710) lower surface and telescopic link (620) upper surface connection, second motor (720) are installed in quick-witted case (710) internal surface, second motor (720) one end is equipped with the second rotation axis, hob (730) one end is connected with second rotation axis one end, U type groove (740) one end is connected with second motor (720) side surface, equipment main body (800) include slider (810) and propulsion piece (820), slider (810) and U type groove (740) sliding fit, propulsion piece (820) are installed in hob (730) surface, propulsion piece (820) and hob (730) rotating fit.
2. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: the shell device (100) further comprises bases (130), and the upper surfaces of the bases (130) are connected with the lower surface of the box body (110).
3. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: the communication structure (200) further comprises a door (240) and a handle (250), the other end of the butt joint rod (230) is connected with one side surface of the door (240), and one side surface of the handle (250) is connected with one side surface of the door (240).
4. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: buffer structure (300) still include tray (350), tray (350) lower surface and second plectane (330) upper surface are connected, tray (350) upper surface is equipped with the mounting groove, and is a plurality of ball (340) all are connected with the mounting groove.
5. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: the rotating structure (400) further comprises a plurality of cylindrical supports (440), and the upper surfaces of the plurality of cylindrical supports (440) are connected with the lower surface of the first motor (410).
6. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: fixed knot constructs (500) and still includes connecting bolt (530), diaphragm (510) and box (110) upper surface all are equipped with rotatory notch, connecting bolt (530) one end is passed rotatory notch and box (110) upper surface connection, connecting bolt (530) and rotatory notch rotation fit.
7. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: the telescopic structure (600) further comprises a platform (630), the upper surface of the platform (630) is connected with the lower surface of the cylinder (610), and the lower surface of the platform (630) is connected with the inner lower surface of the box body (110).
8. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: advancing structure (700) and still including fixed block (750), fixed block (750) lower surface and telescopic link (620) upper surface connection, U type groove (740) other end and fixed block (750) side surface connection, fixed block (750) side surface is equipped with the drum, hob (730) other end and drum internal surface connection.
9. A broaching device for guitar fingerboard processing according to claim 1, characterized in that: the apparatus body (800) further includes a cutting apparatus (830), and a side surface of the cutting apparatus (830) is connected to a side surface of the slider (810) and a side surface of the pushing block (820).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110895924.2A CN113601634A (en) | 2021-08-05 | 2021-08-05 | Guitar fingerboard processing is with drawing groove equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110895924.2A CN113601634A (en) | 2021-08-05 | 2021-08-05 | Guitar fingerboard processing is with drawing groove equipment |
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| Publication Number | Publication Date |
|---|---|
| CN113601634A true CN113601634A (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110895924.2A Pending CN113601634A (en) | 2021-08-05 | 2021-08-05 | Guitar fingerboard processing is with drawing groove equipment |
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| CN (1) | CN113601634A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4494265C2 (en) * | 1993-06-17 | 1997-09-18 | Triton Technologies Pty Ltd | Cutting jig for making arcuate grooves for lamellar dowels |
| CN104384761A (en) * | 2014-09-16 | 2015-03-04 | 芜湖市华益阀门制造有限公司 | Special platform for welding multifunctional cylinder cube |
| CN106270685A (en) * | 2016-08-26 | 2017-01-04 | 蚌埠市勇创机械电子有限公司 | A kind of dust-collecting type circuit board groove milling system |
| CN107984548A (en) * | 2017-11-30 | 2018-05-04 | 邱超勇 | A kind of timber cutter device |
| CN209718009U (en) * | 2019-01-16 | 2019-12-03 | 天津市金丞泰节能建材科技有限公司 | A kind of hollowed-out board fluting apparatus with positioning function |
-
2021
- 2021-08-05 CN CN202110895924.2A patent/CN113601634A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4494265C2 (en) * | 1993-06-17 | 1997-09-18 | Triton Technologies Pty Ltd | Cutting jig for making arcuate grooves for lamellar dowels |
| CN104384761A (en) * | 2014-09-16 | 2015-03-04 | 芜湖市华益阀门制造有限公司 | Special platform for welding multifunctional cylinder cube |
| CN106270685A (en) * | 2016-08-26 | 2017-01-04 | 蚌埠市勇创机械电子有限公司 | A kind of dust-collecting type circuit board groove milling system |
| CN107984548A (en) * | 2017-11-30 | 2018-05-04 | 邱超勇 | A kind of timber cutter device |
| CN209718009U (en) * | 2019-01-16 | 2019-12-03 | 天津市金丞泰节能建材科技有限公司 | A kind of hollowed-out board fluting apparatus with positioning function |
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Application publication date: 20211105 |
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