CN108859552B - A wood grain production device for furniture design - Google Patents

Abstract

The utility model provides a wood grain making devices for furniture design, including anterior open-ended box, a set of fixed seat group of other fixed mounting is equallyd divide to box top inner wall both sides, every fixed seat group of group comprises two fixing bases in front and back, it does not do not divide equally between two fixing bases in every fixed seat group through a screw rod of bearing movable mounting, two screw rods are parallel to each other, the cooperation is equipped with two nuts on the every screw rod, screw rod and nut screw-thread fit, the bottom fixed mounting montant of every nut, through a horizontally connecting plate fixed connection between four montant bottoms, the connecting plate is located the below of screw rod, connecting plate bottom surface middle part movable mounting horizontally gear. Can shelter from the front portion opening of box after transparent plastic cloth expandes, block the saw-dust at the sculpture in-process, avoid the saw-dust to fly into the outside air in the workman inhale and influence healthily, also can monitor the course of working of furniture through transparent plastic cloth in the course of working simultaneously, in use is more convenient.

Description

A wood grain production device for furniture design

technical field

The invention belongs to the technical field of furniture design, in particular to a wood grain production device for furniture design.

Background technique

At present, in the production of wood grain on the surface of furniture, the method of manual engraving is usually used, and the efficiency of manual engraving is low, the time is long, and the processing is relatively inconvenient.

SUMMARY OF THE INVENTION

The invention provides a wood grain production device for furniture design, which is used to solve the defects in the prior art.

The present invention is achieved through the following technical solutions:

A wood grain production device for furniture design, comprising a box body with an opening in the front, a set of fixed seat groups are respectively fixed and installed on both sides of the inner wall of the top of the box body, each set of fixed seat groups is composed of two front and rear fixed seats, and each group is fixed A screw is movably installed between the two fixed seats in the seat group, respectively, through the bearing. The two screws are parallel to each other. Each screw is matched with two nuts. The screw is threaded with the nut, and the bottom end of each nut is fixed. Install the vertical rod, the bottom ends of the four vertical rods are fixedly connected by a horizontal connecting plate, the connecting plate is located below the screw rod, the middle of the bottom surface of the connecting plate is movably installed with a horizontal first gear, and the first gear is provided on both sides of the first gear. Two gears, the top of the rotating shaft of the second gear is movably connected with the bottom surface of the connecting plate through a bearing, the second gear can be engaged with the first gear, the bottom surface of the connecting plate is provided with a T-shaped annular groove, and the annular groove is connected with the first gear. There are several T-blocks evenly distributed in the annular groove. The bottom ends of several T-blocks are fixedly connected by a horizontal gear ring. The ring gear is located under the connecting plate. The gears are placed concentrically, the second gear is located in the ring gear and can be engaged with the ring gear. The engraving knife is fixedly installed on the bottom side of the ring gear, and the cutting edge of the engraving knife is facing down. The middle of the top of the connecting plate is fixedly installed with a biaxial motor and a biaxial motor. One of the vertical shafts is fixedly connected with the rotating shaft of the first gear, the top of the other vertical shaft of the biaxial motor is fixedly installed with a horizontal first sprocket, and the top inner wall of the box is movably installed with two second sprockets. The two second sprockets are located at the front and rear ends of the box, and the two second sprockets are movably connected by a first chain. The first sprocket can engage with the first chain, and the top inner wall of the box is connected by The block is fixedly installed with two horizontal telescopic rods. The two telescopic rods are located at the front and rear ends of the box respectively. The two telescopic rods are located between the two second sprockets. The extension direction of the telescopic rods faces the second sprocket. One end of the telescopic rod is fixedly installed with a first fixing sleeve, one end of the first chain can pass through two first fixing sleeves, one end of each first fixing sleeve is fixedly installed with a horizontal connecting rod, the two connecting rods are parallel to each other, each One end of the connecting rod is fixedly installed with a second fixed sleeve, the other end of the first chain can pass through the two second fixed sleeves, and the bottom end of the rotating shaft of the second sprocket behind the box is fixedly installed with a third sprocket. The four sprockets are movably installed on both sides of the inner wall of the rear end of the rear end, the two fourth sprockets are located between the two screws, the two fourth sprockets are movably connected by a second chain, and the third sprocket can be connected with the second chain. The top of the rotating shaft of each fourth sprocket is fixedly installed with a horizontal first helical gear, the rear end of each screw rod is fixedly installed with a second helical gear, and each first helical gear can be connected with a corresponding second helical gear. Meshing and matching, four vertical lifting rods are fixedly installed on the inner wall of the bottom end of the box. The four lifting rods are arranged in a rectangular shape. A support plate is arranged above the lifting rod. The top of the lifting rod is hinged to the bottom surface of the support plate. The vertical plates are fixed on both sides of the top outer wall. The vertical plates are located at the front of the box. A horizontal reel with a motor is movably installed between the two vertical plates. The reel is fixedly connected to one end of the transparent plastic cloth. The transparent plastic cloth can be wrapped around reel On both sides of the front end of the box body are respectively provided with long grooves, each long groove is matched with a slider, and the other end of the transparent plastic cloth is fixedly connected with the slider.

A kind of wood grain production device for furniture design as mentioned above, the inner walls of the two sides of the box are respectively provided with horizontal guide grooves, the two sides of the connecting plate are respectively fixed to install two insertion rods, and the two insertion rods located on the same side of the connecting plate The two inserting rods located at the front and rear ends of the connecting plate respectively and located on the same side of the connecting plate can be inserted into a corresponding one of the guide grooves.

A wood grain production device for furniture design as described above, the front end of the top surface of the support plate is provided with a square groove, the inner walls of one side, front and rear ends of the square groove are respectively provided with circular grooves, and each circular groove is equipped with a matching groove. Cylinder, the opposite ends of the two cylinders are fixedly connected by a stopper, and the stopper can be placed in the square groove.

In the above-mentioned wood grain production device for furniture design, one side of the lifting rod is fixedly installed with an inclined rod, and the other end of the inclined rod is fixedly connected with the inner wall of the bottom end of the box body.

A wood grain production device for furniture design as described above, the two sliding blocks are fixedly connected by a horizontal connecting rod, and the other end of the transparent plastic cloth can be fixedly connected with the top edge of the connecting rod, and the connection The rod is located in the front of the box.

In the above-mentioned wood grain production device for furniture design, the top ends of the two vertical plates are fixedly connected by a horizontal fixing rod.

The advantages of the present invention are: the furniture is placed on the support plate, the lifting rod is extended to make the support plate in a horizontal state and drive the furniture to move upward, so that the engraving knife is in contact with the surface of the furniture, and then the biaxial motor works, and one axis of the biaxial motor It is fixedly connected with the rotating shaft of the first gear, and the other shaft of the double-shaft motor is fixedly installed with the first sprocket, so that the double-shaft motor can drive the first gear and the first sprocket to rotate, and the first gear and the second gear are engaged with each other. , the second gear meshes with the ring gear, the ring gear is fixedly connected with the T-shaped block, and the T-shaped block is located in the annular groove with a T-shaped cross-section, and the rotation of the first gear can drive the rotation of the second gear, which in turn drives the rotation of the ring gear. The ring gear is fixedly connected with the engraving knife, so that the engraving knife makes a circular motion with the center of the first gear. According to the needs of wood grain carving, the orientation of the engraving knife is adjusted, and then the telescopic rod is stretched to drive the first fixed sleeve, the connecting rod, and the second fixed sleeve. The sleeve moves to one side of the box, so that one end of the first chain is engaged with the first sprocket, and the rotation of the first sprocket can drive the first chain to rotate, and then drive the second sprocket to rotate. A third sprocket is installed at the bottom end of the rotating shaft of the sprocket, and the third sprocket and the fourth sprocket are connected by a second chain, so as to drive the second chain and the fourth sprocket to rotate, and the rotation of the fourth sprocket A first helical gear is installed on the top of the shaft, and the first helical gear meshes with the second helical gear, so that the second helical gear can be rotated, and the second helical gear is fixedly connected with the screw, so that the screw is rotated, and the screw is threaded with the nut In cooperation, the nut and the connecting plate are fixedly connected by a vertical rod, and the rotation of the screw can make the nut drive the connecting plate to move forward and backward along the screw, and then carry out wood grain carving on the surface of the furniture, thereby completing the wood grain production on the surface of the furniture. The invention can carry out all-round wood grain carving on the surface of the furniture, so that the furniture is more beautiful, and after the wood grain carving is completed, the furniture is removed from the support plate, and then the two lifting rods located at the rear are stretched, and the support plate is at this time. The rear end is lifted and the support plate is inclined, so that the sawdust slides off the support plate and is collected, which makes the cleaning of the wood chips more convenient, and the furniture is placed on the support plate and raised, which is less labor-saving during the placement process, and can also be The extension length of the lifting rod can be adjusted according to the different thickness of the furniture to meet the needs of different furniture wood grain carving. After the transparent plastic sheet is unfolded, it can cover the front opening of the box, and block the wood chips during the carving process, so as to prevent the wood chips from floating into the outside air and affecting the health of workers. The processing process is monitored, which is more convenient in use.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a schematic view of the structure of the present invention; FIG. 2 is a view from the arrow A of FIG. 1 .

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

A wood grain production device for furniture design, as shown in the figure, includes a box body 1 with an opening in the front, a set of fixed seat groups 2 are fixedly installed on both sides of the inner wall of the top of the box body 1, and each group of fixed seat groups 2 consists of front and rear. It is composed of two fixed seats, each of the two fixed seats in the fixed seat group 2 is movably installed with a screw 3 through a bearing, the two screws 3 are parallel to each other, and each screw 3 is matched with two nuts 4 , the screw 3 is threaded with the nut 4, the bottom end of each nut 4 is fixedly installed with a vertical rod 5, and the bottom ends of the four vertical rods 5 are fixedly connected by a horizontal connecting plate 6, and the connecting plate 6 is located below the screw 3, Each screw 3 is threadedly matched with two nuts 4, and each nut 4 is fixedly connected with the connecting plate 6 through the vertical rod 5, and the rotation of the screw 3 can make the nut 4 move forward and backward along the screw 3, and drive the connecting plate 6 to move forward and backward, connecting A horizontal first gear 7 is movably installed in the middle of the bottom surface of the plate 6, and second gears 8 are respectively provided on both sides of the first gear 7. The top of the rotating shaft of the second gear 8 is movably connected to the bottom surface of the connecting plate 6 through bearings. 8 can be meshed with the first gear 7, the bottom surface of the connecting plate 6 is provided with a T-shaped annular groove 9, the annular groove 9 is placed concentrically with the first gear 7, and the annular groove 9 is matched with several evenly distributed T-shaped Block 10, the bottom ends of several T-shaped blocks 10 are fixedly connected by a horizontal gear ring 11, the ring gear 11 is located under the connecting plate 6, the ring gear 11 is placed concentrically with the first gear 7, and the second gear 8 is located at Inside the ring gear 11 and can be engaged with the ring gear 11, the engraving knife 12 is fixedly installed on the bottom end side of the ring gear 11, the cutting edge of the engraving knife 12 is facing down, the first gear 7 is engaged with the second gear 8, and the second gear 8 It is engaged with the ring gear 11, the ring gear 11 is fixedly connected with the T-shaped block 10, and the T-shaped block 10 is located in the annular groove 9 with a T-shaped cross section, and the rotation of the first gear 7 can drive the rotation of the second gear 8, thereby driving the tooth The ring 11 rotates, the ring gear 11 is fixedly connected with the engraving knife 12, so that the engraving knife 12 makes a circular motion with the center of the first gear 7, and the orientation of the engraving knife 12 is adjusted according to the needs for wood grain engraving. The shaft motor 13, one of the vertical shafts of the double shaft motor 13 is fixedly connected with the rotating shaft of the first gear 7, and the top of the other vertical shaft of the double shaft motor 13 is fixedly installed with a horizontal first sprocket 14, the box body 1 Two second sprockets 15 are movably installed on the inner wall of the top of the box. The two second sprockets 15 are located at the front and rear ends of the box 1 respectively. The two second sprockets 15 are movably connected by a first chain 16. The sprocket 14 can be meshed with the first chain 16, one shaft of the biaxial motor 13 is fixedly connected with the rotating shaft of the first gear 7, and the other shaft of the biaxial motor 13 is fixedly installed with the first sprocket 14, and then the double shaft is fixed. The shaft motor 13 can drive the first gear 7 and the first sprocket 14 to rotate. When the first sprocket 14 and the first chain 16 are in the meshing state, they can drive the first chain 16 and the second sprocket 15 to rotate. Two horizontal telescopic rods 17 are fixedly installed on the inner wall of the top through the connecting block. The two telescopic rods 17 are located at the front and rear ends of the box body 1 respectively. 7 is located between the two second sprockets 15, the extension direction of the telescopic rod 17 is toward the second sprocket 15, one end of each telescopic rod 17 is fixedly installed with the first fixing sleeve 18, and one end of the first chain 16 can pass through the two. A first fixed sleeve 18, one end of each first fixed sleeve 18 is fixedly installed with a horizontal connecting rod 19, two connecting rods 19 are parallel to each other, and one end of each connecting rod 19 is fixedly installed with a second fixed sleeve 20, the first chain The other end of the 16 can pass through the two second fixed sleeves 20, the first chain 16 is engaged with the second sprocket 15, and the first chain 16 and the second sprocket 15 are not tightly matched, and through the connecting rod 19 , the cooperation of the first fixed sleeve 18 and the second fixed sleeve 20, wherein the connecting rod 19 is located between the two ends of the first chain 16, during use, the telescopic rod 17 is stretched so that one end of the first chain 16 faces the first chain The wheel 14 moves in the direction and engages with the first sprocket 14, but the other end of the first chain 16 does not contact and cooperate with the first sprocket 14, and then the first chain 16 starts to rotate under the driving of the first sprocket 14; The telescopic rod 17 shrinks so that one end of the first chain 16 is far away from the first sprocket 14, the first chain 16 stops rotating, and at the same time, the first chain 16 can be supported by the first fixing sleeve 18 and the second fixing sleeve 20, preventing the first chain 16 from rotating. A chain 16 falls off due to being too loose, a third sprocket 21 is fixedly installed at the bottom end of the rotating shaft of the second sprocket 15 at the rear of the box body 1, and a fourth sprocket wheel is movably installed on both sides of the inner wall of the rear end of the box body 1 22. The two fourth sprockets 22 are located between the two screws 3. The two fourth sprockets 22 are movably connected by a second chain 23. The third sprocket 21 can be engaged with the second chain 23. The top end of the rotating shaft of the four sprockets 22 is fixedly installed with a horizontal first helical gear 24 , and the rear end of each screw 3 is fixedly installed with a second helical gear 25 , and each first helical gear 24 can be connected with a corresponding second helical gear 25 The bottom end of the rotating shaft of the second sprocket 15 is fitted with the third sprocket 21, and the third sprocket 21 and the fourth sprocket 22 are movably connected by the second chain 23, and then the second sprocket 15 drives the third sprocket 21. The synchronous rotation of the sprocket 21 can drive the second chain 23 to rotate, so that the fourth sprocket 22 starts to rotate, and the fourth sprocket 22 is fixedly connected with the first helical gear 24, which in turn can drive the first helical gear 24 to rotate, and the first helical gear 24 rotates. 24 is engaged with the second helical gear 25, and the second helical gear 25 is fixedly connected with the screw 3, so that the screw 3 can be driven to rotate, and four vertical lifting rods 26 are fixedly installed on the inner wall of the bottom end of the box body 1. The four lifting rods 26 are arranged in a rectangular shape, a supporting plate 27 is arranged above the lifting rod 26, the top of the lifting rod 26 is hingedly connected with the bottom surface of the supporting plate 27, and the furniture is placed on the supporting plate 27. Lift up, and then carry out wood grain carving, the placement of furniture in use is more labor-saving, and the extension length of the lifting rod 26 can also be adjusted according to furniture of different thicknesses, and the vertical plates 28 are respectively fixed on both sides of the top outer wall of the box body 1. The vertical plate 28 is located at the front of the box body 1, and the two vertical plates 28 are installed horizontally. There is a reel 29 with a motor, the reel 29 is fixedly connected to one end of the transparent plastic cloth 30, the transparent plastic cloth 30 can be wound on the reel 29, and long grooves 31 are respectively provided on both sides of the front end of the box body 1. Each long groove 31 A slider 32 is arranged in the inner fitting, and the other end of the transparent plastic cloth 30 is fixedly connected with the slider 32. The reel 29 rotates and loosens the transparent plastic cloth 30, so that the other end of the transparent plastic cloth 30 is driven to the direction of the slider 32 under its own gravity. Move down to expand the transparent plastic cloth 30. After the transparent plastic cloth 30 is expanded, it can block the front opening of the box body 1, and block the wood chips during the carving process, so as to prevent the wood chips from floating into the air and affecting the health of workers. The furniture is placed on the support plate 27, the lifting rod 26 is extended to make the support plate 27 in a horizontal state and drive the furniture to move upward, so that the carving knife 12 is in contact with the surface of the furniture, and then the biaxial motor 13 works, and one axis of the biaxial motor 13 It is fixedly connected with the rotating shaft of the first gear 7, and the other shaft of the biaxial motor 13 is fixedly installed with the first sprocket 14, so that the biaxial motor 13 can drive the first gear 7 and the first sprocket 14 to rotate, and the first gear 7 meshes with the second gear 8, the second gear 8 meshes with the ring gear 11, the ring gear 11 is fixedly connected with the T-shaped block 10, and the T-shaped block 10 is located in the annular groove 9 with a T-shaped cross section, and then the first gear 7. The rotation can drive the second gear 8 to rotate, and then drive the ring gear 11 to rotate. The ring gear 11 is fixedly connected with the engraving knife 12, so that the engraving knife 12 makes a circular motion with the center of the first gear 7, and adjusts the engraving according to the needs of wood grain engraving. The position of the knife 12, and then the telescopic rod 17 is stretched to drive the first fixed sleeve 18, the connecting rod 19 and the second fixed sleeve 20 to move to the side of the box 1, so that one end of the first chain 16 is engaged with the first sprocket 14. , and the rotation of the first sprocket 14 can drive the first chain 16 to rotate, and then drive the second sprocket 15 to rotate. The third sprocket 21 and the fourth sprocket 22 are connected by a second chain 23, which can drive the second chain 23 and the fourth sprocket 22 to rotate. And the first helical gear 24 meshes with the second helical gear 25, so that the second helical gear 25 can be rotated, and the second helical gear 25 is fixedly connected with the screw 3, so that the screw 3 is rotated, and the screw 3 is threaded with the nut 4. In cooperation, the nut 4 and the connecting plate 6 are fixedly connected by the vertical rod 5, and then the rotation of the screw 3 can make the nut 4 drive the connecting plate 6 to move back and forth along the screw 3, and then carry out wood grain carving on the surface of the furniture, thereby completing the surface of the furniture. Made of wood grain. Through the present invention, the surface of the furniture can be engraved with wood grains in all directions, so that the furniture is more beautiful, and after the wood grain carving is completed, the furniture is removed from the support plate 27, and then the two lifting rods 26 located at the rear are extended. When the rear end of the support plate 27 is lifted, the support plate 27 is inclined, so that the wood chips are slid off the support plate 27 and collected, the wood chips are cleaned more conveniently, and the furniture is placed on the support plate 27 and raised up. It is more labor-saving, and at the same time, the extension length of the lifting rod 26 can be adjusted according to different thicknesses of furniture, so as to meet the needs of wood grain carving of different furniture. After the transparent plastic cloth 30 is unfolded, it can cover the front opening of the box body 1, and block the wood chips during the engraving process, so as to prevent the wood chips from drifting into the outside air and affecting the health of workers. The processing process of furniture can be monitored, which is more convenient in use.

Specifically, the inner walls on both sides of the box body 1 described in this embodiment are respectively provided with horizontal guide grooves 33 , two insertion rods 34 are fixedly installed on both sides of the connecting plate 6 , and the two insertion rods 34 located on the same side of the connecting plate 6 are respectively At the front and rear ends of the connecting plate 6 , the two inserting rods 34 located on the same side of the connecting plate 6 can be inserted into a corresponding one of the guide grooves 33 . During the forward and backward movement of the connecting plate 6, the insertion rod 34 is inserted into the guide groove 33, which can further maintain the horizontal state of the connecting plate 6, and also support the connecting plate 6, and make the connecting plate 6 bear more uniform force. Better use in use.

Specifically, the front end of the top surface of the support plate 27 described in this embodiment is provided with a square groove 35, and the inner walls of one side, front and rear ends of the square groove 35 are respectively provided with circular grooves 36, and each circular groove 36 is matched with a cylinder 37. The opposite ends of the two cylinders 37 are fixedly connected by a block 41 , and the block 41 can be placed in the square groove 35 . When the stopper 41 is folded to the vertical direction, the stopper 41 partially exceeds the support plate 27, and the stopper 41 in the vertical state can block the furniture, limit the furniture, prevent the furniture from moving, and prevent the wrong wood grain carving. , affect the appearance of furniture.

Further, one side of the lifting rod 26 described in this embodiment is fixedly installed with an inclined rod 38 , and the other end of the inclined rod 38 is fixedly connected to the inner wall of the bottom end of the box body 1 . The lifting rod 26 and the box body 1 are fixedly connected by the inclined rod 38, and a triangular structure is formed between the lifting rod 26, the inclined rod 38, and the inner wall of the bottom end of the box body 1, so that the connection is more firm and the structure is more stable.

Furthermore, the two sliders 32 in this embodiment are fixedly connected by a horizontal connecting rod 39, the other end of the transparent plastic cloth 30 can be fixedly connected with the top edge of the connecting rod 39, and the connecting rod 39 is located at the top of the connecting rod 39. the front of the box 1. The two sliders 32 are fixedly connected by a connecting rod 39, so that the two sliders 32 can move up and down synchronously during the movement, and at the same time, the weight of the transparent plastic cloth to move downward is further increased, so that the Its use effect is better.

Further, the top ends of the two vertical plates 28 in this embodiment are fixedly connected by a horizontal fixing rod 40 . The two vertical plates 28 are fixedly connected by the fixing rods 40, so that the vertical plates 28 can be connected more firmly, and the vertical plates 28 can be further maintained in a vertical state, and the structure is more stable.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be The technical solutions described in the foregoing embodiments are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (6)

1. A wood grain production device for furniture design, characterized in that it comprises a box body (1) with an opening in the front, and a set of fixed seat groups (2) are fixedly installed on both sides of the top inner wall of the box body (1). The fixed seat group (2) is composed of two front and rear fixed seats, and a screw (3) and two screws (3) are respectively installed between the two fixed seats in each fixed seat group (2) through bearings. Parallel to each other, two nuts (4) are matched with each screw (3), the screw (3) is threaded with the nut (4), and the bottom end of each nut (4) is fixedly installed with a vertical rod (5), four The bottom ends of the vertical rods (5) are fixedly connected by a horizontal connecting plate (6), the connecting plate (6) is located below the screw rod (3), and a horizontal first gear ( 7), the two sides of the first gear (7) are respectively provided with second gears (8), the top of the rotating shaft of the second gear (8) is movably connected with the bottom surface of the connecting plate (6) through bearings, and the second gear (8) ) can be engaged with the first gear (7), the bottom surface of the connecting plate (6) is provided with a T-shaped annular groove (9), the annular groove (9) is placed concentrically with the first gear (7), and the annular groove ( 9) There are several T-blocks (10) evenly distributed inside, and the bottom ends of the several T-blocks (10) are fixedly connected by a horizontal gear ring (11), and the gear ring (11) is located on the connecting plate Below (6), the ring gear (11) is placed concentrically with the first gear (7), the second gear (8) is located in the ring gear (11) and can be engaged with the ring gear (11), the ring gear (11) The engraving knife (12) is fixedly installed on the bottom side of the bottom end, and the cutting edge of the engraving knife (12) is facing down. The middle of the top of the connecting plate (6) is fixedly installed with a biaxial motor (13), and one of the vertical shafts of the biaxial motor (13) is fixed. It is fixedly connected with the rotating shaft of the first gear (7), the top of the other vertical shaft of the biaxial motor (13) is fixedly installed with a horizontal first sprocket (14), and the top inner wall of the box body (1) is movably installed with two horizontal sprockets (14). two second sprockets (15), the two second sprockets (15) are located at the front and rear ends of the box body (1) respectively, and a first chain (16) moves between the two second sprockets (15). connection, the first sprocket (14) can be engaged with the first chain (16), the top inner wall of the box (1) is fixedly installed with two horizontal telescopic rods (17) through the connecting block, and the two telescopic rods (17) The two telescopic rods (17) are located between the two second sprockets (15), and the extension direction of the telescopic rods (17) faces the second sprocket (15). One end of a telescopic rod (17) is fixedly installed with a first fixing sleeve (18), one end of the first chain (16) can pass through two first fixing sleeves (18), one end of each first fixing sleeve (18) A horizontal connecting rod (19) is fixedly installed, and the two connecting rods (19) are parallel to each other. One end of each connecting rod (19) is fixedly installed with a second fixing sleeve (20), and the other end of the first chain (16) can pass through. Through the two second fixing sleeves (20), the bottom end of the rotating shaft of the second sprocket (15) located behind the box body (1) The third sprocket (21) is fixedly installed, the fourth sprocket (22) is movably installed on both sides of the rear inner wall of the box body (1), and the two fourth sprockets (22) are located between the two screws (3). , the two fourth sprockets (22) are movably connected by a second chain (23), the third sprocket (21) can engage with the second chain (23), and each fourth sprocket (22) rotates A horizontal first helical gear (24) is fixedly installed at the top of the shaft, and a second helical gear (25) is fixedly installed at the rear end of each screw rod (3). The gears (25) are meshed and matched, and four vertical lifting rods (26) are fixedly installed on the inner wall of the bottom end of the box body (1). Plate (27), the top of the lifting rod (26) is hingedly connected with the bottom surface of the support plate (27), and the vertical plates (28) are fixedly installed on both sides of the outer wall of the top of the box (1). 1) At the front of the two vertical plates (28), a horizontal reel (29) with a motor is installed movably. The reel (29) is fixedly connected to one end of the transparent plastic sheet (30). The transparent plastic sheet (30) can Winding on the reel (29), long grooves (31) are respectively provided on both sides of the front end of the box body (1), and each long groove (31) is matched with a slider (32), a transparent plastic cloth (30) The other end is fixedly connected with the slider (32). 2. A wood grain production device for furniture design according to claim 1, characterized in that: the inner walls on both sides of the box body (1) are respectively provided with horizontal guide grooves (33), and the connecting plates (6) have horizontal guide grooves (33). Two insertion rods (34) are fixedly installed on both sides respectively, the two insertion rods (34) located on the same side of the connecting plate (6) are located at the front and rear ends of the connecting The rod (34) can be inserted into a corresponding guide groove (33). 3 . The wood grain production device for furniture design according to claim 1 , wherein a square groove ( 35 ) is formed at the front end of the top surface of the support plate ( 27 ), and one side of the square groove ( 35 ) is formed. 4 . The inner walls of the front and rear ends are respectively provided with circular grooves (36), each circular groove (36) is fitted with a cylinder (37), and the opposite ends of the two cylinders (37) are fixedly connected by a stopper (41). , the block (41) can be placed in the square groove (35). 4. A wood grain production device for furniture design according to claim 1, characterized in that: one side of the lifting rod (26) is fixedly installed with an inclined rod (38), and the other end of the inclined rod (38) is fixedly installed. It is fixedly connected with the inner wall of the bottom end of the box body (1). 5 . The wood grain production device for furniture design according to claim 1 , wherein the two sliding blocks ( 32 ) are fixedly connected by a horizontal connecting rod ( 39 ), and the transparent plastic The other end of the cloth (30) can be fixedly connected with the top edge of the connecting rod (39), and the connecting rod (39) is located in front of the box body (1). 6 . The wood grain production device for furniture design according to claim 1 , wherein the top ends of the two vertical plates ( 28 ) are fixedly connected by a horizontal fixing rod ( 40 ). 7 .

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