CN114800697B - Tongue depressor manufacturing device for pediatric examination - Google Patents
Tongue depressor manufacturing device for pediatric examination Download PDFInfo
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- CN114800697B CN114800697B CN202210464054.8A CN202210464054A CN114800697B CN 114800697 B CN114800697 B CN 114800697B CN 202210464054 A CN202210464054 A CN 202210464054A CN 114800697 B CN114800697 B CN 114800697B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims abstract description 186
- 239000002023 wood Substances 0.000 claims abstract description 59
- 230000000670 limiting effect Effects 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B3/00—Gang saw mills; Other sawing machines with reciprocating saw blades, specially designed for length sawing of trunks
- B27B3/22—Gang saw mills; Other sawing machines with reciprocating saw blades, specially designed for length sawing of trunks with horizontally-reciprocating saw frame
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B13/00—Instruments for depressing the tongue
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B29/00—Gripping, clamping, or holding devices for the trunk or log in saw mills or sawing machines; Travelling trunk or log carriages
- B27B29/02—Clamping angles; Gripping equipment thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B3/00—Gang saw mills; Other sawing machines with reciprocating saw blades, specially designed for length sawing of trunks
- B27B3/28—Components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G3/00—Arrangements for removing bark-zones, chips, waste, or dust, specially designed for use in connection with wood-working machine or in wood-working plants
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Milling, Drilling, And Turning Of Wood (AREA)
- Knives (AREA)
Abstract
The invention relates to the technical field of woodworking, in particular to a device for manufacturing a tongue depressor for pediatric examination, which comprises a base, wherein vertical plates are arranged at the front end and the rear end of the top of the base, a clamping unit for clamping and transporting wood is arranged on the left side of the top of each vertical plate, a first cutting knife is arranged in the middle of the top of the base, a reciprocating unit for driving the first cutting knife to reciprocate back and forth is arranged at the bottom end of the base, and lifting electric push rods for lifting and transporting the reciprocating units are arranged at the left end and the right end of the base.
Description
Technical Field
The invention relates to the technical field of woodworking processing, in particular to a tongue depressor manufacturing device for pediatric examination.
Background
The tongue depressor is a thin slice with round two ends, is used as an inspection device for pharyngeal vision examination, is used for depressing the tongue to conveniently inspect tissues around the oral cavity, is made of bamboo, plastic, wood and the like, wherein the wood tongue depressor is most common and commonly used, is produced by a tongue depressor manufacturing device in specific industrial production, and in the process of processing the tongue depressor, wood is cut into a flat plate shape by a cutting machine, and then the wood in the shape of a wood plate is cut into long wood blocks, so that the long wood blocks are cut into the tongue depressor.
The following problems exist in the process of processing the tongue depressor by the existing cutting machine: 1. the operator removes the plank through manual and cuts on the cutting machine, at first need cut into required thickness with the plank, need cut into the certain little billet of polylith width once more after the plank carries out the thickness cutting, the operator need place the initial position of cutting once more with the plank, need make a round trip to relapse and cut into the polylith with whole plank, has aggravated operator's intensity of labour, and this series of operation has reduced machining efficiency.
2. The existing tongue depressor manufacturing device can not adjust the distance between a plurality of cutting knives in the cutting process of long wood, so that the length of the tongue depressor can not be cut into sizes of different sizes, and the use limitation of the device is caused.
Therefore, a tongue depressor manufacturing device for pediatric examination is provided to solve the problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a tongue depressor manufacturing device for pediatric examination comprises a base, wherein vertical plates are mounted at the front end and the rear end of the top of the base, a clamping unit for clamping and transporting wood is arranged on the left side of the top of each vertical plate, a first cutting knife is arranged in the middle of the top of the base, a reciprocating unit for driving the first cutting knife to reciprocate back and forth is arranged at the bottom end of the base, lifting electric push rods for lifting and transporting the reciprocating unit are mounted at the left end and the right end of the base, an adjusting knife mechanism for vertically cutting the wood at equal intervals is arranged at the top of the base and on one side, close to the right end, of the first cutting knife, a debris groove in a shape of a reversed V-shaped groove is formed in the top of the left end of the base and on the vertical end of the debris groove, a brush unit for cleaning wood chips is arranged on the left side of the base and above the brush unit, and an inclined plate is mounted at the top of the base and used for limiting and moving the cut wood;
the clamping unit comprises a fixed lead screw, a roller, a belt, a moving motor, a moving seat, a double-headed lead screw, a clamping plate, a driven gear, a fixed block, a cross rod, a push rod, a driving gear and a clamping motor, wherein the top of the vertical plate is in threaded connection with the fixed lead screw, the left end of the fixed lead screw extends out of the vertical plate and is provided with the roller, the belt is installed between the outer walls of the roller, the left top of the vertical plate positioned at the rear end is provided with the moving motor for driving the fixed lead screw to rotate through the motor seat, the moving seat is symmetrical, the left end of the fixed lead screw is in threaded connection with the moving seat, the two ends of the fixed lead screw are symmetrical, the two ends of the moving seat are in threaded connection with the symmetrical moving seat, the two ends of the moving seat are symmetrical, the two ends of the double-headed lead screw are symmetrically installed at the top of the left end and the right end of the vertical plate positioned at the front end, the cross rod is rotatably connected between the opposite sides of the fixed block through a bearing, the symmetric push rod is installed on the outer wall of the moving seat positioned at the front end, and the outer wall of the driving gear is engaged with the cross rod and the driving gear positioned at the top of the left end of the driving gear and the driving motor.
Preferably, the reciprocating unit comprises a reciprocating motor, a reciprocating rod, a cross piece, a sliding block seat, a reciprocating frame and a sliding block, the reciprocating motor is installed in the middle of the bottom end of the base, the reciprocating rod is fixedly installed at the telescopic end of the reciprocating motor, the cross piece is fixedly installed at the telescopic end of the lifting electric push rod, the sliding block seat in sliding connection with the base is fixedly installed at the front end and the rear end of the cross piece, a reversed frame rod in a reversed posture is arranged between the sliding block seats in a sliding mode, the reciprocating frame is installed between the horizontal sections below the reciprocating frame rod, the reciprocating rod is in sliding connection with the inner side of the reciprocating frame, the sliding block in fixed connection with the sliding block seat is arranged between the horizontal sections above the reciprocating rod in a sliding mode, and the first cutting knife is arranged between the horizontal sections above the reciprocating frame rod.
Preferably, the top of the reciprocating hack lever that is located the rear end has seted up the notch, the guide holder along reciprocating hack lever length direction is installed to the inboard that reciprocating hack lever is located the notch, the middle part of guide holder slides and is equipped with the concave seat that is concave shape, the one end setting of first cutting knife is in the inboard of concave seat, the top screw thread through connection of concave seat has first locking lever, the bottom screw thread of first locking lever is worn to establish inside the guide holder, one side that is close to the riser of first locking lever is provided with the second locking lever, the bottom of second locking lever has connected gradually first cutting knife, guide holder and reciprocating hack lever through the threaded connection mode.
Preferably, the cutter adjusting mechanism comprises a fixing seat, a fixing rod, a cutting seat, a cutting plate, a locking rod, a cutting box, a first rotating plate, a second rotating plate, an electric cylinder, a hexagonal rod and a second cutting knife, a notch is formed in the top wall of the base and located at the right end of the first cutting knife, symmetrical fixing seats are installed in the notch, the fixing rod is arranged between the opposite sides of the fixing seat, a plurality of cutting seats are arranged at the outer side of the fixing rod at equal intervals, the cutting seat and the fixing rod are located in the middle and are fixedly connected, the rest of the cutting seats are slidably connected with the fixing rod, the cutting plate is arranged at the top of the cutting seat, the locking rod is matched between the left end and the right end of the cutting plate through threads, the cutting box is of a concave shape and is installed at the top end of the cutting plate, two cutting boxes are installed at the bottom end of the cutting seat close to one end of the fixing seat, the first rotating plate is provided with two symmetrical first rotating plates, the bottom end faces of the rest of the cutting seats are provided with staggered symmetrical second rotating plates, two rotating plates are connected with the outer side of the electric cylinder, the bearing of the cutting motor is arranged at the outer side of the six rotating rod, and the outer side of the cutting box is connected with the motor.
Preferably, the gag lever post is installed to the output of cutting motor, the one end of gag lever post slides and is equipped with the sleeve, the sleeve is close to the one end of gag lever post and installs the limiting plate that is the ring array, the limiting plate is the setting of L type form, the outer wall of gag lever post corresponds the horizontal end position department of limiting plate and has seted up the spacing groove, the horizontal end of limiting plate is at limiting groove sliding connection, the outside of gag lever post just is located and is connected with expanding spring between sleeve and the cutting motor, the one end extrusion of hexagonal pole is inboard at the sleeve.
Preferably, the brush unit includes connecting rod, clamp plate, a brush section of thick bamboo, wheel fluted disc and rack, lead screw's middle part threaded connection has the connecting rod, the clamp plate that is concave shape is installed along the inboard of bits breakage groove to connecting rod one end, and the left end of clamp plate rotates and is provided with a brush section of thick bamboo, brush on the brush section of thick bamboo is contradicted at the base on the surface, the rear end fixed mounting of a brush section of thick bamboo has the wheel fluted disc, install the rack that corresponds with teeth of a cogwheel dish position on the rear end of base, rack and teeth of a cogwheel dish mesh mutually, symmetrical slide is installed at both ends around the bottom of base, the slide is the setting of L type form, it is 21274to slide to be equipped with between the opposite side and is the piece case of shape, piece case and piece groove communicate mutually.
Preferably, the baffle is installed at the top of base and both ends around being located first cutting knife, the middle part of baffle has been seted up and has been run through the groove, the movable groove of symmetry has been seted up to the inboard of baffle, it is equipped with the expansion plate to slide in the movable groove, be connected with reset spring between expansion plate and the movable groove, the guide block is installed at both ends and the equal top in both ends about it around the first cutting knife, the guide way with guide block looks adaptation all is seted up between the expansion plate offside.
Preferably, the limiting unit comprises a transverse plate, a first concave plate, a second concave plate, a telescopic groove, a pushing electric push rod and a pushing plate, the transverse plate is installed on the opposite side of the sliding block, the transverse plate and the first cutting knife are all located on the same horizontal plane, a tongue depressor cutting box is installed on the right side of the rear end of the base, the first concave plate is connected to the right end of the transverse plate through a bolt, one end of the first concave plate extends into the right end of the tongue depressor cutting box, the middle right end portion of the transverse plate is connected with the second concave plate through a thread, one end of the second concave plate extends into the left end of the tongue depressor cutting box, the first concave plate and the second concave plate are both in an L shape, the telescopic grooves are formed in the upper end and the lower end of the base and the tongue depressor cutting box, the pushing electric push rod is installed on the right side of the front end of the base, the pushing electric push rod penetrates through one side of the vertical plate, the pushing plate is installed on the pushing plate, and the pushing plate is connected on the top wall of the base in a sliding mode.
Compared with the prior art, the invention has the following beneficial effects:
1. the wood cutting machine provided by the invention has the advantages that the wood is clamped and moved on the base through the clamping unit, the wood can be moved back and forth in a reciprocating manner, the labor intensity of an operator is reduced, the first cutting knife and the second cutting knife can conveniently perform thickness cutting and longitudinal cutting of the wood synchronously under the matching of the lifting electric push rod, and the cutting efficiency of the wood is improved.
2. According to the invention, the rest cutting seats are distributed at equal intervals by the middle cutting seat through the adjusting knife mechanism, so that the second cutting knife can cut wood at equal intervals, and the purpose of adjusting the length of the tongue depressor to cut is realized.
3. The sawdust is discharged into the scrap box through the baffle, and the sawdust on the base is cleaned in the scrap groove through the matching of the rack and the gear wheel disc, so that the effect of collecting the sawdust is improved.
4. According to the invention, the hexagonal rod is limited to move in the sleeve under the matching of the sleeve, the limiting rod and the telescopic spring, so that the second cutting knife can be replaced and installed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a top view of the structure of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1;
FIG. 5 is a partial enlarged view of B in FIG. 2;
FIG. 6 is a schematic view of an adjustment knife mechanism of the present invention;
FIG. 7 is a top view of the adjustment knife mechanism of the present invention;
FIG. 8 is an exploded view of the sleeve and the anchor block of the present invention;
FIG. 9 is a cross-sectional view of the reciprocating rack bar of the present invention;
FIG. 10 is a cross-sectional view of a baffle of the present invention;
FIG. 11 is a schematic view of the present invention without the inclined plate;
fig. 12 is a partial enlarged view of C in fig. 11;
fig. 13 is a partially enlarged view of D in fig. 11.
In the figure: 1. a clamping unit; 10. lifting the electric push rod; 101. a slider seat; 102. a slider; 103. a cross; 11. a fixed block; 12. a clamping motor; 13. a cross bar; 14. a driving gear; 15. a push rod; 16. a driven gear; 17. a movable seat; 18. a double-end screw rod; 19. a clamping plate; 2. a belt; 21. a moving motor; 22. fixing the screw rod; 23. a roller wheel; 3. a limiting unit; 30. a telescopic groove; 31. a transverse plate; 32. a first concave plate; 33. a second concave plate; 310. pushing the electric push rod; 331. a push plate; 4. a vertical plate; 5. a base; 50. a tongue depressor cutting box; 51. a baffle plate; 52. a retractable plate; 53. a return spring; 54. a guide block; 550. a scrap groove; 551. pressing a plate; 552. a brush barrel; 553. a gear plate; 554. a rack; 555. a connecting rod; 556. a scrap box; 557. a slide plate; 6. a reciprocating unit; 61. a reciprocating motor; 62. a reciprocating lever; 63. a reciprocating frame; 64. a reciprocating frame bar; 641. a notch; 642. a concave seat; 643. a first lock lever; 644. a second lock lever; 645. a guide seat; 7. an inclined plate; 8. a first cutter; 9. a knife adjustment mechanism; 91. a fixed seat; 92. fixing the rod; 93. cutting the base; 94. cutting the board; 95. cutting the box; 96. a locking lever; 97. an electric cylinder; 98. a first rotating plate; 99. a second rotating plate; 911. cutting the motor; 912. a tension spring; 913. a limiting rod; 914. a sleeve; 915. a limiting plate; 916. a second cutter; 917. a hexagonal rod.
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.
As shown in fig. 1-4, a tongue depressor manufacturing device for pediatric examination comprises a base 5, wherein vertical plates 4 are installed at the front end and the rear end of the top of the base 5, a first cutting knife 8 is arranged in the middle of the top of the base 5, the first cutting knife 8 is a saw blade, a v-shaped 21274is formed in the top of the base 5 in a penetrating manner, a chip groove 550 is formed in the shape so as to facilitate discharge of generated wood chips in the chip groove 550 in the wood processing process, a clamping unit 1 for clamping and transporting wood is arranged on the left side of the top of the vertical plate 4, the clamping unit 1 comprises a fixed screw 22, a roller 23, a belt 2, a moving motor 21, a moving seat 17, a double-headed screw 18, a clamping plate 19, a driven gear 16, a fixed block 11, a cross bar 13, a push bar 15, a driving gear 14 and a clamping motor 12, a fixed screw 22 is connected to the top of the vertical plate 4 through a thread, the left end of the fixed screw 22 extends out of the vertical plate 4 and is provided with the roller 23, a belt 2 is arranged between the outer walls of the rollers 23, a moving motor 21 for driving the fixed screw rods 22 to rotate is arranged at the top of the left side of the vertical plate 4 at the rear end through a motor base, symmetrical moving bases 17 are in threaded connection with the left ends of the two fixed screw rods 22, a double-headed screw rod 18 is in threaded connection between the moving bases 17 at the front end and the rear end of each group, a guide rod parallel to the double-headed screw rod 18 is fixedly arranged between the left moving base 17 and the right moving base 17, clamping plates 19 are in threaded connection symmetrically on the double-headed screw rod 18, a driven gear 16 is fixedly arranged at one end of the double-headed screw rod 18 and penetrates through the outer side of the moving base 17 at the front end, symmetrical fixed blocks 11 are arranged at the tops of the left end and the right end of the vertical plate 4 at the front end, a cross rod 13 is rotatably connected between the opposite sides of the fixed blocks 11 through bearings, a clamping motor 12 for driving the cross rod 13 to rotate is arranged at the top of the left end of the fixed block 11 at the front end, symmetrical pushing rods 15 are arranged on one side of a moving seat 17 at the front end and below a driven gear 16, a sliding piece connected with a cross rod 13 in a sliding mode is arranged between the two pushing rods 15 in a rotating mode, a driving gear 14 is arranged on the outer side of the sliding piece, and the driving gear 14 is meshed with the driven gear 16.
Place on base 5 as the plank, drive moving motor 21 drives the fixed screw rod 22 rotary motion of rear end, under the transmission of belt 2, thereby make running roller 23 synchronous revolution motion, removal seat 17 on both sides is along with under the rotation of fixed screw rod 22, realize removing seat 17 side-to-side movement, thereby improve ligneous transportation effect, catch bar 15 drives driving gear 14 and slides along cross bar 13 outer wall simultaneously, when grip block 19 corresponds in ligneous corner position, drive centre gripping motor 12 drives cross bar 13 rotary motion, thereby make driving gear 14 drive driven gear 16 rotary motion, grip block 19 is under driven gear 16's rotary motion, realize grip block 19's relative motion, be convenient for carry out the centre gripping at the size plank of difference.
As shown in fig. 2 and 5, a reciprocating unit 6 for driving a first cutter 8 to reciprocate back and forth is arranged at the bottom end of a base 5, lifting electric push rods 10 for lifting the reciprocating unit 6 are mounted at the left and right ends of the base 5, the reciprocating unit 6 comprises a reciprocating motor 61, a reciprocating rod 62, a cross 103, a slider seat 101, a reciprocating frame 63 and a slider 102, the reciprocating motor 61 is mounted at the middle part of the bottom end of the base 5, the reciprocating rod 62 is fixedly mounted at the telescopic end of the reciprocating motor 61, the cross 103 is fixedly mounted at the telescopic end of the lifting electric push rod 10, the slider seat 101 slidably connected with the base 5 is fixedly mounted at the front and rear ends of the cross 103, a reciprocating rack rod 64 in a 21274is slidably arranged between the slider seats 101, the reciprocating frame 63 is mounted between the lower horizontal sections of the reciprocating rack rod 64, the reciprocating rod 62 is slidably connected inside the reciprocating frame 63, the slider 102 fixedly connected with the slider seat 101 is slidably arranged between the upper horizontal sections of the reciprocating rack rod 64, and the first cutter 8 is arranged between the upper horizontal sections of the rack rod 64.
The cross piece 103 is driven to move up and down when the lifting electric push rod 10 is driven, the cross piece 103 drives the sliding block seat 101 and the sliding block 102 to move up and down synchronously, so that the distance between the first cutting knife 8 and the base 5 is changed, the thickness of wood is convenient to adjust for cutting, the reciprocating motor 61 is driven to drive the reciprocating rod 62 to rotate, the reciprocating frame 63 drives the reciprocating frame rod 64 to reciprocate leftwards and rightwards, and finally the reciprocating rod 64 drives the first cutting knife 8 to reciprocate leftwards and rightwards, so that the cutting effect of the first cutting knife 8 on the wood is achieved.
As shown in fig. 3 and 9, a notch 641 is formed in the top of the reciprocating frame rod 64 located at the rear end, a guide seat 645 along the length direction of the reciprocating frame rod 64 is installed on the reciprocating frame rod 64 located at the inner side of the notch 641, a concave seat 642 in a concave shape is slidably disposed in the middle of the guide seat 645, one end of the first cutting knife 8 is disposed at the inner side of the concave seat 642, the other end of the first cutting knife 8 is pressed on the reciprocating frame rod 64 located at the front end, a first locking rod 643 is connected to the top thread of the concave seat 642 in a penetrating manner, a bottom thread of the first locking rod is disposed inside the guide seat 645 in a penetrating manner, a second locking rod 644 is disposed on one side of the first locking rod 643 close to the vertical plate 4, the bottom end of the second locking rod 644 is sequentially connected to the first cutting knife 8, the guide seat 645 and the reciprocating frame rod 64 in a threaded manner, and an avoiding groove is formed at a position corresponding to one end of the first cutting knife 8 and the second locking rod 644.
When the first cutting knife 8 needs to be installed, one end of the first cutting knife 8 extends into the concave seat 642 in the notch 641, then the concave seat 642 slides on the guide seat 645 until the first cutting knife 8 is limited, the concave seat 642 is locked on the guide seat 645 through the first lock rod 643, the first cutting knife 8 is conveniently limited, then the second lock rod 644 locks the first cutting knife 8 on the guide seat 645 and the reciprocating rack rod 64, the stability of the first cutting knife 8 is improved, when the first cutting knife 8 needs to be disassembled, otherwise, the first cutting knife 8 is conveniently installed and disassembled.
As shown in fig. 3, 6, 7 and 8, an adjusting knife mechanism 9 for vertically cutting wood at equal intervals is disposed at the top of the base 5 and at one side of the first cutting knife 8 near the right end, the adjusting knife mechanism 9 includes a fixed seat 91, a fixed rod 92, a cutting seat 93, a cutting plate 94, a locking rod 96, a cutting box 95, a first rotating plate 98, a second rotating plate 99, an electric cylinder 97, a hexagonal rod 917 and a second cutting knife 916, a top wall of the base 5 and at the right end of the first cutting knife 8 is provided with a cutting slot 641, slider seats 101 are mounted at the front and rear ends of the base 5 and inside the cutting slot 641, symmetrical fixed seats 91 are mounted in the cutting slot 641, a slider groove adapted to the cutting seat 101 is formed at the opposite side of the fixed seat 91, a lifting plate (not shown) is mounted between the bottom surfaces of the fixed seat 91, a lifting rod (not shown) is mounted at the bottom end of the lifting plate, the lifting rod penetrates through the bottom of the base 5 and is fixedly connected to a cross member 103, when the cross member 103 moves up and down, the lifting rod and the cutting seat are driven, thereby realizing synchronous movement of the first cutting knife 8, the cutting seat 92 is provided with the cutting seat 93, the cutting seat 94, the cutting seat 93 is disposed at the fixed rod 93, the top end of the cutting seat 92, wherein two bottom rotations that are close to the cutting seat 93 of fixing base 91 one end are equipped with the first revolving plate 98 of two symmetries, the bottom face of remaining cutting seat 93 all is provided with the second of crisscross symmetry and changes the board 99, wherein two second that are close to the one end of fixing base 91 all rotate with first revolving plate 98 to be connected, the electric cylinder 97 that the first revolving plate 98 of drive removed is installed to the bottom that is located the fixing base 91 of front end, it installs cutting motor 911 to be located the inboard of the fixing base 91 of front end, the output of cutting motor 911 sets up hexagonal pole 917, the outside of hexagonal pole 917 is passed through the bearing and is connected with a plurality of cutting seats 93 rotations, the outside of hexagonal pole 917 is located the inboard slip of cutting case 95 and is equipped with second cutting knife 916.
The driving electric cylinder 97 drives the first rotating plate 98 and the second rotating plate 99 to extend and retract, the middle cutting seat 93 keeps unchanged at this time, the rest cutting seats 93 use the middle cutting seats 93 to do opposite movement as the center, when the cutting plate 94 is pushed through the first rotating plate 98 and the second rotating plate 99, the cutting plate 94 drives the second cutting knife 916 to slide along the hexagonal rod 917, so that the rest cutting seats 93 and the middle cutting seats 93 keep equidistant movement, the second cutting knife 916 can conveniently cut the wood at equal intervals, and the wood processing efficiency is improved.
As shown in fig. 7 and 8, the gag lever post 913 is installed to cutting motor 911's output, the one end of gag lever post 913 slides and is equipped with sleeve 914, sleeve 914 is close to the one end of gag lever post 913 and installs the limiting plate 915 that is the annular array, limiting plate 915 is the setting of L type form, the limiting groove has been seted up to the horizontal end position department that the outer wall of gag lever post 913 corresponds limiting plate 915, the horizontal end of limiting plate 915 is at limiting groove sliding connection, the outside of gag lever post 913 and be located and be connected with expanding spring 912 between sleeve 914 and the cutting motor 911, the one end extrusion of hexagonal pole 917 is inboard at sleeve 914.
When needs are dismantled second cutting knife 916, promote sleeve 914 and make limiting plate 915 limit the slip on along gag lever post 913, at this moment expanding spring 912 is in compression state to make the hexagonal pole 917 of other one end break away from fixing base 91, then make second cutting knife 916 break away from the hexagonal pole 917 outside, thereby play the effect of dismantling second cutting knife 916, when needs are installed second cutting knife 916, otherwise then do, be convenient for install fast and dismantle second cutting knife 916.
As shown in fig. 12 and 13, a brush unit for cleaning wood chips is disposed on the top of the left end of the base 5 and at the vertical end of the chip groove 550, an inclined plate 7 is disposed on the left side of the base 5 and above the brush unit, and a protection set is provided by disposing the inclined plate 7 to prevent wood from being pressed on the brush cylinder 552 and damaged, the brush unit includes a connecting rod 555, a pressure plate 551, a brush cylinder 552, a gear disk 553, and a rack 554, the middle portion of the fixing screw 22 is screwed with the connecting rod 555, one end of the connecting rod 555 is disposed with the concave pressure plate 551 along the inner side of the chip groove 550, one side of the pressure plate near the surface of the base 5 is rotatably disposed with a ball to improve the sliding property between the pressure plate 551 and the base 5, the left end of the pressure plate 551 is rotatably disposed with the brush cylinder 552, the brush on the brush cylinder 552 abuts against the surface of the base 5, the rear end of the brush cylinder 552 is fixedly disposed with a wheel 553, the rack 553 is disposed at the rear end of the base 5 corresponding to the gear disk 553, the gear disk 554 is engaged with the gear slide plate 553, the slide plate 554, the slide plate 556 is disposed at the front and the slide plate 550, the back end of the slide plate 550 and the slide plate 550 is disposed with the slide plate 557, the chip groove 557, the chip tank 550 and the chip tank 550 are disposed in a symmetrical shape, and the chip tank 74550.
When fixed lead screw 22 rotary motion, connecting rod 555 drives clamp plate 551 and slides on along base 5, be convenient for through clamp plate 551 to ligneous promotion, ligneous cutting effect has been improved, simultaneously under the cooperation of wheel fluted disc 553 and rack 554, make the saw-dust on the base 5 top play the clearance effect, in order to prevent that timber from placing the unstability on base 5, thereby the influence is to the accuracy of timber cutting, when clamp plate 551 passes through on the base 5 and promotes, make brush section 552 roll through the direction in the same time, guarantee that the saw-dust is got rid of in the horizontal segment along garrulous chip groove 550 on base 5, thereby make the saw-dust get into piece case 556, be convenient for play collection effect to the saw-dust.
As shown in fig. 3 and 10, the baffle 51 is installed at the top of the base 5 and located at the front end and the rear end of the first cutting knife 8, the baffle 51 is located on one side close to the scrap groove 550, a through groove is formed in the middle of the baffle 51, a symmetrical movable groove is formed in the inner side of the baffle 51, a telescopic plate 52 is arranged in the movable groove in a sliding mode, a return spring 53 is connected between the telescopic plate 52 and the movable groove, guide blocks 54 are installed at the front end and the rear end of the first cutting knife 8 and at the tops of the upper end and the lower end of the first cutting knife, and guide grooves matched with the guide blocks 54 are formed between the opposite sides of the telescopic plate 52.
When first cutting knife 8 changes the high position, through reset spring 53's effect down for two expansion plates 52 reciprocate along with first cutting knife 8, and guide block 54 on first cutting knife 8 slides along the guide way on the expansion plate 52 in addition, and when first cutting knife 8 was reciprocating motion, the saw-dust was thrown away on baffle 51 through ligneous both ends, thereby made the saw-dust block in piece groove 550, thereby realized the collection mesh to the saw-dust.
As shown in fig. 3, 12 and 13, a limiting unit 3 for limiting the cut wood to move is disposed at the top of the right end of the base 5, the limiting unit 3 includes a transverse plate 31, a first concave plate 32, a second concave plate 33, a telescopic slot 30, a push electric push rod 310 and a push plate 331, the transverse plate 31 is disposed on the opposite side of the slider 102, the transverse plate 31 and the first cutting knife 8 are all on the same horizontal plane, a tongue depressor cutting box 50 is mounted on the right side of the rear end of the base 5, a rotary knife for cutting the wood is transversely mounted in the middle of the tongue depressor cutting box 50, so that the processed wood is cut into the tongue depressor, the first concave plate 32 is connected to the right end of the transverse plate 31 through a bolt, one end of the first concave plate 32 extends into the right end of the tongue depressor cutting box 50, the second concave plate 33 is connected to the middle right end of the transverse plate 31 through a thread, one end of the second concave plate 33 extends into the left end of the tongue depressor cutting box 50, the first concave plate 32 and the second concave plate 33 are both disposed in an L shape, the first concave plate 32 and the second concave plate 33 are engaged with each other, the push plate 33, the push plate 310 and the push plate 310 are disposed on the top wall of the base 5, the push plate 310 and the push plate 331, the push plate 310 and the push plate 310 are disposed on the top wall of the base 5.
After the size of the wood is processed, the pressing plate 551 pushes the wood on the right end of the base 5, then the electric pushing rod 310 is driven and pushed to drive the pushing plate 331 to move the wood in the tongue depressor cutting box 50, at the moment, the wood enters the tongue depressor cutting box 50 to be cut under the limiting of the first concave plate 32 and the second concave plate 33, and the limiting effect on the wood is improved.
The working principle of the invention is as follows: when the device is used, when a wood board enters the base 5 through the inclined plate 7, the movable motor 21 is driven to drive the fixed screw rod 22 at the rear end to rotate, under the transmission action of the belt 2, the roller 23 synchronously rotates, the movable seats 17 at two sides move left and right along with the rotation of the fixed screw rod 22, the movable seat 17 moves left and right, meanwhile, the push rod 15 drives the driving gear 14 to slide along the outer wall of the cross rod 13, when the clamping plate 19 corresponds to the corner position of the wood, the clamping motor 12 is driven to drive the cross rod 13 to rotate, so that the driving gear 14 drives the driven gear 16 to rotate, the clamping plate 19 realizes the opposite movement of the clamping plate 19 under the rotation movement of the driven gear 16, after the wood is firstly cut in thickness, the wood can return to the original position, then the clamping motor 12 is driven to drive the cross rod 13 to rotate in the opposite direction, so that the clamping plate 19 is separated from the wood, and under the gravity action of the wood, the wood is contacted with the base 5 again, and the wood is subjected to thickness cutting again;
when the fixed screw rod 22 rotates, the connecting rod 555 drives the pressing plate 551 to slide along the base 5, so that the pressing plate 551 can push wood conveniently, and the gear plate 553 and the rack 554 are matched to enable the brush drum 552 to roll along the clockwise direction, so that wood chips can be removed from the base 5 along the chip crushing groove 550, and then the wood chips can enter the chip box 556, and the wood chips can be collected conveniently;
after the wood is cut by the thickness of the first cutting knife 8, the electric cylinder 97 is driven to drive the first rotating plate 98 and the second rotating plate 99 to extend and retract, the middle cutting seat 93 keeps unchanged, the rest cutting seats 93 synchronously move by taking the middle cutting seat 93 as a center, and when the cutting plate 94 is pushed by the first rotating plate 98 and the second rotating plate 99, the cutting plate 94 drives the second cutting knife 916 to slide along the hexagonal rod 917, so that the rest cutting seats 93 and the middle cutting seat 93 keep equidistant movement, and the second cutting knife 916 can longitudinally cut the wood at equal distance;
after the size of the wood is processed, the pressing plate 551 pushes the wood on the right end of the base 5, then the electric pushing rod 310 is driven and pushed to drive the pushing plate 331 to move the wood in the tongue depressor cutting box 50, at the moment, the wood enters the tongue depressor cutting box 50 to be cut under the limiting of the first concave plate 32 and the second concave plate 33, and the limiting effect on the wood is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A tongue depressor manufacturing device for pediatric examination comprises a base (5), and is characterized in that: the wood chip cutting machine is characterized in that vertical plates (4) are mounted at the front end and the rear end of the top of the base (5), a clamping unit (1) for clamping and transporting wood is arranged on the left side of the top of the vertical plate (4), a first cutting knife (8) is arranged in the middle of the top of the base (5), a reciprocating unit (6) for driving the first cutting knife (8) to reciprocate back and forth is arranged at the bottom of the base (5), a lifting electric push rod (10) for lifting and transporting the reciprocating unit (6) is mounted at the left end and the right end of the base (5), an adjusting knife mechanism (9) for vertically cutting the wood at equal intervals is arranged at the top of the base (5) and on one side, close to the right end, of the first cutting knife (8), a chip groove (550) in a shape is formed in a penetrating manner in the top of the base (5), a brush unit for cleaning wood chips is arranged at the top of the left end of the base (5) and on the vertical end of the chip groove (550), and a tilted plate (7) is mounted on the left side of the brush unit and is provided with a limiting unit (3);
the clamping unit (1) comprises a fixed lead screw (22), rollers (23), a belt (2), a movable motor (21), a movable seat (17), a double-headed lead screw (18), a clamping plate (19), a driven gear (16), a fixed block (11), a cross rod (13), a push rod (15), a driving gear (14) and a clamping motor (12), wherein the top of the vertical plate (4) is in threaded connection with the fixed lead screw (22), the outer side of the left end of the fixed lead screw (22), which extends out of the vertical plate (4), is provided with the rollers (23), the belt (2) is arranged between the outer walls of the rollers (23), the movable motor (21) which drives the fixed lead screw (22) to rotate is arranged at the top of the left side of the vertical plate (4) at the rear end through a motor seat, the left ends of the two fixed lead screws (22) are in threaded connection with symmetrical movable seats (17), the double-headed lead screws (18) are in threaded connection between the movable seats (17) at the front and rear ends, a guide rod (18) which is parallel to the double-headed lead screw (18) is fixedly arranged between the left and the right movable seats (17), the two movable seats are symmetrically connected with the double-headed lead screw (18), and the front ends of the double-headed lead screw (18) of the double-headed lead screw (16), the vertical plate structure comprises a vertical plate (4) positioned at the front end, wherein symmetrical fixing blocks (11) are arranged at the tops of the left end and the right end of the vertical plate (4), a cross rod (13) is rotatably connected between opposite sides of the fixing blocks (11) through a bearing, a clamping motor (12) for driving the cross rod (13) to rotate is arranged at the top of the left end of the fixing block (11) positioned at the front end, symmetrical pushing rods (15) are arranged on one side of a moving seat (17) positioned at the front end and below a driven gear (16), a sliding part which is in sliding connection with the cross rod (13) is rotated inside the two pushing rods (15), a driving gear (14) is arranged on the outer side of the sliding part, and the driving gear (14) is meshed with the driven gear (16);
the adjustable knife mechanism (9) comprises a fixed seat (91), a fixed rod (92), cutting seats (93), cutting plates (94), a locking rod (96), a cutting box (95), a first rotating plate (98), a second rotating plate (99), an electric cylinder (97), a hexagonal rod (917) and a second cutting knife (916), wherein a notch is formed in the top wall of the base (5) and the right end of the first cutting knife (8), symmetrical fixed seats (91) are installed in the notch, the fixed rod (92) is arranged between the opposite sides of the fixed seats (91), a plurality of cutting seats (93) are arranged on the outer side of the fixed rod (92) at equal intervals, the cutting seats (93) in the middle are fixedly connected with the fixed rod (92), the rest cutting seats (93) are slidably connected with the fixed rod (92), the cutting plates (94) are arranged at the tops of the cutting seats (93), the left end and the right end of each cutting plate (94) are in threaded connection with the cutting seats (93) to be matched with the corresponding cutting seats (96), the locking rod (95) is installed at the top end of each cutting box (94) in a concave shape, two symmetrical rotating plates (93) close to the bottom ends of the two symmetrical rotating plates (93) of the fixed seats (91), the rest rotating plates (93) are arranged at the bottom ends of the symmetrical rotating plates (93) which are respectively, the first rotating plates (93) and the other rotating plates (93), the cutting machine is characterized in that two second rotating plates (99) close to one ends of the fixed seats (91) are rotatably connected with the first rotating plates (98), electric cylinders (97) for driving the first rotating plates (98) to move are mounted at the bottom ends of the fixed seats (91) at the front ends, cutting motors (911) are mounted on the inner sides of the fixed seats (91) at the front ends, hexagonal rods (917) are arranged at the output ends of the cutting motors (911), the outer sides of the hexagonal rods (917) are rotatably connected with the plurality of cutting seats (93) through bearings, and second cutting knives (916) are slidably arranged on the inner sides of the cutting boxes (95) on the outer sides of the hexagonal rods (917);
gag lever post (913) is installed to the output of cutting motor (911), the one end of gag lever post (913) slides and is equipped with sleeve (914), sleeve (914) are close to the one end of gag lever post (913) and install limiting plate (915) that are the ring array, limiting plate (915) are the setting of L type form, the horizontal end position department that the outer wall of gag lever post (913) corresponds limiting plate (915) has seted up the spacing groove, the horizontal end of limiting plate (915) is at spacing inslot sliding connection, the outside of gag lever post (913) just is located sleeve (914) and cutting motor (911) between be connected with expanding spring (912), the one end extrusion of hexagonal pole (917) is inboard in sleeve (914).
2. A tongue depressor making device for pediatric examination according to claim 1, wherein: the reciprocating unit (6) comprises a reciprocating motor (61), a reciprocating rod (62), a cross piece (103), a sliding block seat (101), a reciprocating frame (63) and a sliding block (102), wherein the reciprocating motor (61) is installed in the middle of the bottom end of the base (5), the reciprocating rod (62) is fixedly installed at the telescopic end of the reciprocating motor (61), the cross piece (103) is fixedly installed at the telescopic end of the lifting electric push rod (10), the sliding block seat (101) which is in sliding connection with the base (5) is fixedly installed at the front end and the rear end of the cross piece (103), a reciprocating frame rod (64) in a 21274shape is arranged between the sliding block seats (101) in a sliding mode, the reciprocating frame (63) is installed between the lower horizontal sections of the reciprocating frame rods (64), the reciprocating rod (62) is in sliding connection with the inner side of the reciprocating frame (63), the sliding block (102) which is fixedly connected with the sliding block seat (101) is arranged between the upper horizontal sections of the reciprocating rod (62) in a sliding mode, and the first cutting frame (8) is arranged between the upper horizontal sections of the cutting knife (64).
3. A tongue depressor making device for pediatric examination according to claim 2, wherein: the top of the reciprocating hack lever (64) positioned at the rear end is provided with a notch (641), the inner side of the notch (641) of the reciprocating hack lever (64) is provided with a guide seat (645) along the length direction of the reciprocating hack lever (64), the middle part of the guide seat (645) is provided with a concave seat (642) in a sliding manner, one end of the first cutting knife (8) is arranged at the inner side of the concave seat (642), the top thread of the concave seat (642) is connected with a first locking rod (643) in a penetrating manner, the bottom thread of the first locking rod (643) penetrates through the guide seat (645), one side of the first locking rod (643) close to the vertical plate (4) is provided with a second locking rod (644), and the bottom end of the second locking rod (644) is sequentially connected with the first cutting knife (8), the guide seat (645) and the reciprocating hack lever (64) in a threaded connection manner.
4. The tongue depressor making device for pediatric examination according to claim 1, wherein: the hairbrush unit comprises a connecting rod (555), a pressure plate (551), a hairbrush cylinder (552), a gear tooth disc (553) and a rack (554), the middle of the fixed screw rod (22) is in threaded connection with the connecting rod (555), one end of the connecting rod (555) is provided with the pressure plate (551) in a concave shape along the inner side of the scrap groove (550), the left end of the pressure plate (551) is rotatably provided with the hairbrush cylinder (552), hairbrushes on the hairbrush cylinder (552) are abutted to the surface of the base (5), the rear end of the hairbrush cylinder (552) is fixedly provided with the gear wheel disc (553), the rear end of the base (5) is provided with the rack (554) corresponding to the position of the gear tooth disc (553), the rack (554) is meshed with the gear tooth disc (553), symmetrical sliding plates (557) are arranged at the front end and the rear end of the bottom of the base (5), the sliding plates (557) are arranged in an L shape, a 21274is arranged between the opposite sides of the sliding plates (557), and the scrap box (556) is communicated with the scrap box (550).
5. A tongue depressor making device for pediatric examination according to claim 1, wherein: baffle (51) are installed at the top of base (5) and both ends around being located first cutting knife (8), the middle part of baffle (51) has been seted up and has been run through the groove, the movable groove of symmetry has been seted up to the inboard of baffle (51), it is equipped with expansion plate (52) to slide in the movable groove, be connected with reset spring (53) between expansion plate (52) and the movable groove, guide block (54) are all installed at both ends and upper and lower both ends top around first cutting knife (8), all set up the guide way with guide block (54) looks adaptation between expansion plate (52) the opposite side.
6. A tongue depressor making device for pediatric examination according to claim 2, wherein: the limiting unit (3) comprises a transverse plate (31), a first concave plate (32), a second concave plate (33), a telescopic groove (30), a pushing electric push rod (310) and a pushing plate (331), transverse plates (31) are arranged on the opposite sides of the sliding block (102), the transverse plates (31) and the first cutting knife (8) are on the same horizontal plane, a tongue depressor cutting box (50) is arranged at the right side of the rear end of the base (5), the right end of the transverse plate (31) is connected with a first concave plate (32) through a bolt, one end of the first concave plate (32) extends into the right end of the tongue depressor cutting box (50), the middle right end part of the transverse plate (31) is connected with a second concave plate (33) through threads, one end of the second concave plate (33) extends into the left end of the tongue depressor cutting box (50), the first concave plate (32) and the second concave plate (33) are both arranged in an L shape, the upper end and the lower end of the base (5) and the tongue depressor cutting box (50) relative to the first concave plate (32) and the second concave plate (33) are both provided with a telescopic groove (30), a push electric push rod (310) is arranged on the right side of the front end of the base (5), a push plate (331) is arranged at one side of the telescopic end of the push electric push rod (310) which penetrates through the vertical plate (4), the pushing plate (331) is connected with the top wall of the base (5) in a sliding way.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210464054.8A CN114800697B (en) | 2022-04-29 | 2022-04-29 | Tongue depressor manufacturing device for pediatric examination |
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| CN202210464054.8A CN114800697B (en) | 2022-04-29 | 2022-04-29 | Tongue depressor manufacturing device for pediatric examination |
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| CN114800697A CN114800697A (en) | 2022-07-29 |
| CN114800697B true CN114800697B (en) | 2022-10-21 |
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| CN115570235B (en) * | 2022-11-15 | 2023-03-17 | 盐城三强线缆有限公司 | A flame cleaning device that is used for raw and other materials superficial layer of hardware products processing |
| CN117138434B (en) * | 2023-10-27 | 2024-01-09 | 核工业(烟台)建设工程有限公司 | Vertical full-automatic filter press |
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| JP2002052501A (en) * | 2000-08-07 | 2002-02-19 | Ishida Engineering Kk | Method and apparatus for sawing wood |
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| CN210477221U (en) * | 2019-06-06 | 2020-05-08 | 上海多欧自动化工程有限公司 | Multi-driving-piece-distance adjustable sawing machine |
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| CN214604848U (en) * | 2020-12-31 | 2021-11-05 | 绍兴竺玉包装有限公司 | Band sawing machine for woodwork |
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2022
- 2022-04-29 CN CN202210464054.8A patent/CN114800697B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| JP2002052501A (en) * | 2000-08-07 | 2002-02-19 | Ishida Engineering Kk | Method and apparatus for sawing wood |
| CN108437099A (en) * | 2018-03-29 | 2018-08-24 | 孙周新 | A kind of furniture batten cutting fluting production line |
| CN109483652A (en) * | 2018-10-23 | 2019-03-19 | 浙江炎字木业有限公司 | A kind of wood composite pallet automation machining production line and its technique |
| CN210477221U (en) * | 2019-06-06 | 2020-05-08 | 上海多欧自动化工程有限公司 | Multi-driving-piece-distance adjustable sawing machine |
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