CN217942954U - Woodworking knife surface polishing machine - Google Patents

Abstract

The application relates to the technical field of machining, and discloses a woodworking knife surface polishing machine which comprises a workbench, wherein a clamping mechanism for fixing a woodworking knife and a positioning mechanism for positioning the woodworking knife are arranged on the workbench; the positioning mechanism comprises a driving motor for driving the woodworking knife to rotate, a rotation limiting block for limiting the rotation of the woodworking knife and an induction piece for controlling the rotation of the driving motor. This application has the effect that can pinpoint carpenter's sword position more.

Description

Woodworking knife surface polishing machine

Technical Field

The application relates to the technical field of machining, in particular to a woodworking knife noodle polishing machine.

Background

A buffing machine is commonly used to mechanically grind, polish, and wax a material. The action principle of the woodworking knife surface polishing machine is as follows: the motor drives the polishing disc arranged on the polishing machine to rotate at a high speed, and the polishing disc rubs on the surface of the woodworking knife, so that the aims of removing paint surface pollution, oxide layer and shallow mark can be fulfilled.

The existing woodworking knife surface polishing machine can polish surfaces of woodworking knives as shown in fig. 1, and each woodworking knife comprises a knife handle 21, a knife body 22 fixedly connected to the knife handle 21 and two knife edges 23 arranged on the knife body 22. The two ends of the knife body 22 far away from each other are respectively provided with a fixing block 221 for fixing the knife blades 23, the two knife blades 23 are respectively arranged on the respective adjacent fixing blocks 221, and the two knife blades 23 are arranged in central symmetry around the central axis of the knife body 22. When the woodworking knife is subjected to surface polishing treatment, the woodworking knife needs to be manually assembled below the surface polishing disc, and then the motor is started to drive the surface polishing disc to rotate, so that the woodworking knife is subjected to surface polishing treatment.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the surface polishing treatment process, the woodworking knife is subjected to a large external force, so that the blade of the woodworking knife is easy to rotate, and the surface polishing disc cannot be aligned to a position to be polished of the woodworking knife to be improved.

SUMMERY OF THE UTILITY MODEL

In order to make the location of carpenter's sword more accurate, this application provides a carpenter's sword machine of throwing.

The application provides a carpenter's sword machine of polishing adopts following technical scheme:

a woodworking knife surface polishing machine comprises a workbench, wherein a clamping mechanism for fixing a woodworking knife and a positioning mechanism for positioning the woodworking knife are arranged on the workbench; the positioning mechanism comprises a driving motor for driving the woodworking knife to rotate, a rotation limiting block for limiting the rotation of the woodworking knife and an induction piece for controlling the rotation of the driving motor.

Through adopting above-mentioned technical scheme, the carpenter sword is fixed on fixture back, and driving motor drives the carpenter sword and rotates, when the carpenter sword rotated to suitable position, and the limit commentaries on classics piece can hinder the continuation rotation of carpenter sword, and the response piece received the position signal of carpenter sword and made driving motor stall this moment, and under the blockking of limit commentaries on classics piece this moment, the carpenter sword is difficult for taking place to rotate for the position accuracy of carpenter sword is fixed.

Optionally, the rotation limiting block is rotatably arranged on the workbench, one end of the rotation limiting block is used for abutting against a woodworking knife abutting end, the other end of the rotation limiting block is a limiting end, the abutting end is located on a rotation path of the woodworking knife, a supporting block is arranged on the workbench, a rotation limiting groove for the limiting end to extend into is formed in the supporting block, the side wall of the workbench far away from the limiting end is abutted against the groove wall of the rotation limiting groove, and an elastic part abutted against the limiting end is arranged on the side wall of the rotation limiting groove close to the workbench.

Through adopting above-mentioned technical scheme, when the fixed block of carpenter's sword rotated to the cutting edge direction, the carpenter sword can promote the end of supporting to one side of keeping away from the workstation, and the elastic component is compressed this moment, and the carpenter sword continues to rotate and walks around the end of supporting, then the carpenter sword counter-rotation under driving motor's drive, and under the effect of elastic component this moment, the end of supporting resets, and then the fixed block of carpenter's sword can hold the butt with supporting. Because the side wall of the abutting end far away from the workbench is abutted against the groove wall of the limiting groove, the limiting rotation block cannot rotate, and the abutting end can be abutted against the fixing block tightly so that the limiting rotation block is not easy to rotate.

Optionally, the elastic component includes telescopic ball and expanding spring, set up the flexible chamber that supplies expanding spring to stretch into on the supporting shoe, set up the telescopic hole with the groove intercommunication of changeing of limit on the chamber wall in flexible chamber, expanding spring's slip is worn to establish in flexible intracavity, the one end of telescopic ball is located flexible intracavity and expanding spring butt, the other end stretches out the telescopic hole, the diameter of telescopic ball is greater than the internal diameter in telescopic hole.

Through adopting above-mentioned technical scheme, when the conflict end rotates to one side of keeping away from the workstation under the drive of carpenter's sword, spacing end can promote flexible ball to one side that is close to the workstation, make expanding spring take place compression deformation and produce elasticity, when the cutting edge of carpenter's sword walks around the conflict end, under expanding spring's elastic force effect, spacing end rotates to one side of keeping away from the workstation, make the conflict end to the one side removal that is close to the workstation, make the cambered surface and the conflict end butt of fixed block, thereby realize the spacing of carpenter's sword.

Optionally, fixture wears to establish the slide bar in the support section of thick bamboo, slides and sets up the fixed collet chuck in the support section of thick bamboo and be used for driving the slide bar and make a round trip gliding cylinder that slides in supporting the section of thick bamboo, fixed collet chuck is including fixed connection's connecting portion, elastic fastening portion and the double-layered sword portion in proper order, connecting portion and slide bar fixed connection, the external diameter of fastening portion is crescent along the direction from connecting portion to the double-layered sword portion, set up in the support section of thick bamboo with fastening portion outer wall complex fastening groove, set up the double-layered sword hole that supplies carpenter's sword handle of a knife to stretch into on the fixed collet chuck, set up two at least tight grooves of clamp that run through fastening portion and double-layered sword portion on the fixed collet chuck, press from both sides tight groove and double-layered sword hole and communicate each other.

By adopting the technical scheme, the sliding cylinder is started, when the sliding rod is driven to one side far away from the fixed collet chuck, the fastening part is close to the fastening groove, the fastening part and the connecting part can be furled under the action of the groove wall of the fastening groove, the extension width of the fastening groove is narrowed, and the aperture of the knife clamping hole is reduced, so that the knife handle of the woodworking knife stretching into the knife clamping hole is clamped.

Optionally, an adjusting groove is formed in the sliding rod, an adjusting rod penetrates through the adjusting groove in a sliding manner, one end of the adjusting rod extends into the cutter clamping hole and is used for abutting against the woodworking cutter, and the other end of the adjusting rod penetrates out of the sliding rod, a butting rod penetrating through the adjusting rod in a sliding manner is arranged on the workbench, a butting thread is arranged at one end, close to the sliding rod, of the butting rod, and a butting nut matched with the butting thread is sleeved on the outer sleeve of the butting rod.

Through adopting above-mentioned technical scheme, the one end and the carpenter's sword butt of adjusting the pole can block the carpenter's sword and deepen to supporting a section of thick bamboo is inside, and when the carpenter's sword that uses the handle of a knife that has different length, the rotatory butt nut of accessible adjusts the length that the pole stretched into double-layered sword hole to make the regulation pole and the carpenter's sword adaptation that has different length handles of a knife.

Optionally, a supporting plate is arranged on the workbench, and a supporting hole for the woodworking knife handle to extend into is formed in the supporting plate.

Through adopting above-mentioned technical scheme, the backup pad plays supporting role to the carpenter's sword, reduces the carpenter's sword cutting edge and takes place by the condition of rocking or even buckling of throwing the face in-process.

Optionally, the sensing part includes a sensing block and a travel switch for controlling the driving motor to rotate, the sensing block is slidably disposed on the workbench, one end of the sensing block is used for abutting against the woodworking knife, the other end of the sensing block faces the travel switch, and the sensing block can slide in a direction close to or far away from the travel switch.

Through adopting above-mentioned technical scheme, when carpenter's sword rotated to one side near the response piece, the response piece removed to one side near travel switch, when the response piece slided to contradict with travel switch, travel switch can control driving motor stall, the fixed block reachd set position this moment and with conflict end butt.

Optionally, be provided with the limiting plate on the workstation, the spacing post of fixedly connected with on the lateral wall of limiting plate, set up the spacing waist type hole that supplies spacing post to slide to wear to establish on the response piece, the length direction in spacing waist type hole is the glide direction of response piece, be provided with the cover on the limiting plate and establish the protection casing outside the response piece, set up the glide hole that supplies the response piece to wear to establish on the protection casing.

Through adopting above-mentioned technical scheme, the response piece can be followed the direction from the fixed block to travel switch and slided back and forth.

Optionally, the response piece is close to the one end reset bore that forms the switch, be provided with the extension spring that resets between reset bore and the spacing post, the extension spring that resets gives the trend that the response piece removed to the direction of keeping away from travel switch all the time.

Through adopting above-mentioned technical scheme, when the response piece is pushed away to conflicting with travel switch by the fixed block, the extension spring that resets is stretched and is produced elasticity, when the fixed block changeed from the response piece, the elasticity of extension spring that resets can drive the response piece and remove to one side near the fixed block.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the woodworking knife is fixed on the clamping mechanism, the driving motor drives the woodworking knife to rotate, when the woodworking knife rotates to a proper position, the rotation limiting block can block the woodworking knife from continuing rotating, at the moment, the sensing piece receives a position signal of the woodworking knife and enables the driving motor to stop rotating, at the moment, under the blocking of the rotation limiting block, the woodworking knife is not easy to rotate, and the position of the woodworking knife is accurately fixed;

2. when the fixed block of carpenter's sword rotated to the cutting edge direction, the carpenter sword can promote the end of supporting to one side of keeping away from the workstation, and the elastic component is compressed this moment, and the carpenter sword continues to rotate and walks around the end of supporting, then the carpenter sword counter-rotation under driving motor's drive, and at this moment under the effect of elastic component, the end of supporting resets, and then the fixed block of carpenter's sword can hold the butt with supporting. Because the side wall of the abutting end far away from the workbench is abutted against the groove wall of the limiting groove, the limiting rotation block cannot rotate, and the abutting end can be abutted against the fixing block tightly so that the limiting rotation block is not easy to rotate.

Drawings

Fig. 1 is a schematic view of a woodworking knife in the related art.

Fig. 2 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 3 is a schematic partial cross-sectional view of an embodiment of the present application.

FIG. 4 is a partial schematic view highlighting a clamping groove in an embodiment of the present application.

FIG. 5 is a schematic partial cross-sectional view highlighting a rotation-limiting block in an embodiment of the present application.

FIG. 6 is a partial schematic view for highlighting the glide hole in the embodiment of the present application.

Description of reference numerals:

1. a work table; 11. mounting a plate; 111. a limiting plate; 1111. a limiting column; 12. a protective cover; 121. a sliding hole; 2. a woodworking knife; 21. a knife handle; 22. a blade body; 221. a fixed block; 23. a blade; 31. a support cylinder; 311. a fastening groove; 32. fixing the collet; 321. a connecting portion; 322. a fastening section; 323. a knife clamping part; 324. a clamping groove; 325. a knife clamping hole; 33. a slide bar; 331. an adjustment groove; 332. adjusting a rod; 333. a moving groove; 34. a slipping cylinder; 4. a support plate; 41. a support hole; 5. a butting rod; 51. abutting the threads; 52. abutting the nut; 61. a drive motor; 62. a rotation limiting block; 621. a contact end; 622. a limiting end; 63. a supporting block; 631. a rotation limiting groove; 632. a telescoping chamber; 633. a telescopic hole; 64. an elastic member; 641. a telescopic ball; 642. a tension spring; 65. a sensing member; 651. an induction block; 6511. limiting waist-shaped holes; 6512. a reset hole; 6513. a return tension spring; 652. a travel switch; 71. and (5) polishing the flour.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a woodworking knife surface polishing machine. Referring to fig. 2, the woodworking knife surface polishing machine comprises a workbench 1, wherein a clamping mechanism for fixing the woodworking knife 2, a positioning mechanism for positioning the woodworking knife 2 and a surface polishing mechanism for performing surface polishing treatment on the woodworking knife 2 are arranged on the workbench 1.

Referring to fig. 1 and 3, the clamping mechanism includes a supporting cylinder 31, a fixed collet 32, a sliding rod 33 and a sliding cylinder 34, the supporting cylinder 31 is horizontally disposed on the machine body, the sliding rod 33 is slidably disposed in the supporting cylinder 31, one end of the sliding rod 33 is fixedly connected with the sliding cylinder 34, the other end of the sliding rod 33 is fixedly connected with the fixed collet 32, and the sliding cylinder 34 can drive the sliding rod 33 to slide back and forth in the supporting cylinder 31. The fixed collet 32 comprises a connecting portion 321, an elastic fastening portion 322 and a knife clamping portion 323 which are integrally formed in sequence, the connecting portion 321 penetrates through the support cylinder 31 and is fixedly connected with the sliding rod 33, the outer diameter of the fastening portion 322 gradually increases along the direction from the connecting portion 321 to the knife clamping portion 323, a fastening groove 311 matched with the outer wall of the fastening portion 322 is formed in the inner wall, close to the opening, of the support cylinder 31, the cross section diameter of the fastening groove 311 gradually increases along the direction from the connecting portion 321 to the knife clamping portion 323, the fastening portion 322 extends into the fastening groove 311 and is abutted to the groove wall of the fastening groove 311, and the knife clamping portion 323 is located outside the support cylinder 31.

Referring to fig. 3 and 4, a knife clamping hole 325 for the wood knife 2 to extend into the knife handle 21 is formed in the fixed collet 32, three clamping grooves 324 penetrating through the fastening portion 322 and the knife clamping portion 323 are formed in the fixed collet 32, the clamping grooves 324 are uniformly distributed along the circumferential direction of the outer side wall of the fixed collet 32, and the clamping grooves 324 are communicated with the knife clamping hole 325, so that the fastening portion 322 and the knife clamping portion 323 are divided into three parts.

Referring to fig. 3 and 4, when the sliding rod 33 is moved to a side away from the knife clamping portion 323, the sliding rod 33 drives the fixed collet 32 to extend into the supporting cylinder 31, at this time, the groove wall of the fastening groove 311 is in interference fit with the outer wall of the fastening portion 322, the fixed collet 32 is continuously pulled, and under the blocking of the groove wall of the fastening groove 311, the three portions of the fastening portion 322 and the knife clamping portion 323 are deformed and then mutually closed, so that the extension width of the clamping groove 324 is reduced, the inner diameter of the knife clamping hole 325 is reduced, and the woodworking knife 2 is clamped. One end of the sliding rod 33 far away from the fixed collet 32 penetrates out of the supporting cylinder 31 and is connected with a sliding cylinder 34, and the telescopic direction of the sliding cylinder 34 is the same as the moving direction of the sliding rod 33. When the woodworking knife 2 is assembled, the knife handle 21 of the woodworking knife 2 extends into the knife clamping hole 325, then the sliding cylinder 34 is started, the sliding rod 33 is driven to move towards one side far away from the fixed collet chuck 32, and the knife clamping hole 325 is made small so as to clamp the woodworking knife 2 tightly.

Referring to fig. 1 and 3, in order to improve the stability of the woodworking knife 2 being clamped, a supporting plate 4 is arranged on the workbench 1, the supporting plate 4 is located on one side of the fixed collet chuck 32 away from the supporting cylinder 31, a supporting hole 41 for the knife handle 21 of the woodworking knife 2 to extend into is formed in the supporting plate 4, and when the woodworking knife 2 is installed, the woodworking knife 2 sequentially penetrates through the supporting hole 41 and the knife clamping hole 325 so as to clamp the woodworking knife 2. When the woodworking knife 2 is polished, the support plate 4 supports the woodworking knife 2, so that the woodworking knife 2 is not easy to shake.

Referring to fig. 1 and 3, in order to reduce the sliding of the woodworking knife 2 along the extending direction of the knife clamping hole 325, an adjusting groove 331 is formed in the sliding rod 33, an adjusting rod 332 is slidably inserted in the adjusting groove 331, one end of the adjusting rod 332 extends into the knife clamping hole 325 for abutting against the knife handle 21 of the woodworking knife 2, and the other end of the adjusting rod 332 penetrates through the sliding rod 33. The fixed pole 5 that connects that is provided with on the workstation 1, the extending direction of butt pole 5 is the same with the extending direction who adjusts pole 332, sets up the shifting chute 333 that supplies butt pole 5 to stretch into on adjusting pole 332, and the one end of butt pole 5 slides and wears to establish in shifting chute 333. The abutting rod 5 is provided with an abutting thread 51 close to the adjusting rod 332, and the abutting rod 5 is sleeved with an abutting nut 52 matched with the abutting thread 51. The circumscribed circle diameter of the abutment nut 52 is larger than the inner diameter of the moving groove 333. When the abutting rod 5 extends into the moving groove 333, the abutting nut 52 is rotated to abut against the adjusting rod 332, and the adjusting rod 332 can abut against the handle 21 of the woodworking knife 2 and is not easy to move under the blocking of the abutting nut 52. When the length of the handle 21 of the woodworking knife 2 is smaller or larger, the abutting nut 52 can be rotated to one side close to or far away from the handle 21, so that the adjusting rod 332 is abutted with the handle 21 of the woodworking knife 2 again, and the positioning is facilitated.

Referring to fig. 5, the positioning mechanism includes a driving motor 61 for driving the support cylinder 31 to rotate, a rotation limiting block 62 for limiting the rotation of the woodworking knife 2, and a sensing member 65 for controlling the rotation of the driving motor 61. The driving motor 61 drives the supporting cylinder 31 to rotate, and under the action of the friction force between the supporting cylinder 31 and the fixed collet 32, the supporting cylinder 31 drives the fixed collet 32 to rotate, and the woodworking knife 2 rotates accordingly. Be provided with the protective housing on workstation 1, limit and change piece 62 and articulate on the inner wall of protective housing, limit and change the one end of piece 62 and for being used for leaning on the conflict end 621 of carpenter's sword 2, the other end is spacing end 622, the rotation route that the end 621 that supports lies in carpenter's sword 2 cutting edge 23 is provided with supporting shoe 63 in the protective housing, set up the limit turn groove 631 that supplies spacing end 622 to stretch into on the supporting shoe 63, the lateral wall of workstation 1 and the cell wall butt of limit turn groove 631 are kept away from to spacing end 622. The side wall of the rotation limiting groove 631 close to the workbench 1 is provided with an elastic piece 64, the side wall of the limiting end 622 close to the workbench 1 is abutted against the elastic piece 64, and the elastic piece 64 can drive the side wall of the limiting end 622 far away from the workbench 1 to be always abutted against the groove wall of the rotation limiting groove 631.

Referring to fig. 5, the elastic member 64 includes a telescopic ball 641 and a telescopic spring 642. Seted up flexible chamber 632 on the supporting shoe 63, seted up on the chamber wall in flexible chamber 632 with the flexible hole 633 of limit rotation groove 631 intercommunication, flexible ball 641 wears to establish in flexible hole 633, the internal diameter of flexible hole 633 is less than the diameter of flexible ball 641 for flexible ball 641 is located flexible chamber 632 and is difficult for deviating from flexible hole 633. The telescopic spring 642 is slidably inserted into the telescopic cavity 632, one end of the telescopic spring 642 abuts against the cavity wall of the telescopic cavity 632, and the other end abuts against the telescopic ball 641. When the retractable spring 642 is in a natural state, the retractable ball 641 abuts the limiting end 622 tightly, so that the side wall of the limiting end 622 away from the working platform 1 abuts against the groove wall of the rotation limiting groove 631.

Referring to fig. 5, the woodworking knife 2 is rotated by the driving of the driving motor 61. When the fixing block 221 of the woodworking knife 2 rotates toward the direction close to the blade 23, the blade 23 rotates to abut against the sidewall of the abutting end 621 close to the worktable 1, the blade 23 lifts the abutting end 621 to drive the rotation limiting block 62 to rotate, and the limiting end 622 presses the telescopic ball 641 toward the side close to the worktable 1, so that the telescopic spring 642 is compressed to generate elastic force.

Referring to fig. 5, after the blade 23 passes around the contact end 621, the rotation limiting block 62 rotates under the elastic force of the extension spring 642, so that the limiting end 622 abuts against the groove wall of the rotation limiting groove 631. At this time, the rotation direction of the driving motor 61 is changed, the blade 23 rotates to one side close to the abutting end 621, so that the fixing block 221 abuts against the abutting end 621, at this time, the limiting end 622 is not easy to rotate under the blocking of the groove wall of the rotation limiting groove 631, the fixing block 221 is abutted by the abutting end 621 and does not rotate, and the position of the blade 23 on the fixing block 221 is fixed. The surface polishing mechanism comprises a surface polishing disk 71 used for performing surface polishing treatment on the surface of the cutting edge 23 of the woodworking knife 2 and a surface polishing motor used for driving the surface polishing disk 71 to rotate. The surface polishing motor is started to drive the surface polishing disc 71 to rotate, and then the surface polishing treatment can be carried out on the surface of the woodworking knife 2.

Referring to fig. 5 and 6, the sensing member 65 includes a sensing block 651 and a stroke switch 652 for controlling a rotation direction of the driving motor 61. The induction block 651 is slidably disposed on the worktable 1, one end of the induction block 651 is used for abutting against the woodworking knife 2, the other end faces the travel switch 652, and the induction block 651 can slide in a direction close to or far away from the travel switch 652.

Referring to fig. 5 and 6, a protective cover 12 is fixedly connected to the mounting plate 11, and a sliding hole 121 through which the sensing block 651 penetrates is formed in a side wall of the protective cover 12. Fixedly connected with limiting plate 111 on the mounting panel 11, fixedly connected with spacing post 1111 on the lateral wall of limiting plate 111, set up on the response piece 651 and supply spacing post 1111 to slide the spacing waist type hole 6511 of wearing to establish, the length direction of spacing waist type hole 6511 is the glide direction of response piece 651, and spacing waist type hole 6511 extends along the direction from fixed block 221 to travel switch 652 promptly. One end of the sensing block 651 penetrates through the sliding hole 121 and then extends into the protective cover 12 and approaches the fixed block 221, and one end of the sensing block 651, which is far away from the fixed block 221, approaches the travel switch 652. When the blade 23 of the woodworking knife 2 rotates to the side close to the fixed block 221, the fixed block 221 first abuts against the sensing block 651, and then the fixed block 221 pushes the sensing block 651 to the side close to the stroke switch 652. When the fixing block 221 rotates to abut against the abutting end 621, the sensing block 651 abuts against the travel switch 652 and triggers the switch of the travel switch 652, and the travel switch 652 controls the driving motor 61 to stop rotating, so that the position of the woodworking knife 2 is fixed and stops rotating at the moment.

Referring to fig. 5 and 6, a reset hole 6512 is formed in one side, close to the travel switch 652, of the sensing block 651, a reset tension spring 6513 is arranged between the hole wall of the reset hole 6512 and the limiting column 1111, when the reset tension spring 6513 is in a natural extension state, the sensing block 651 is located on one side close to the fixed block 221, and the reset tension spring 6513 gives the sensing block 651 a tendency of moving in a direction away from the travel switch 652 all the time. When the sensing block 651 is pushed toward a side close to the travel switch 652 by the fixing block 221, the reset tension spring 6513 pulls it back toward a side close to the fixing block 221.

The implementation principle of the woodworking knife surface polishing machine in the embodiment of the application is as follows: the woodworking knife 2 is firstly extended into the knife clamping hole 325, and then the sliding cylinder 34 is started to enable the sliding rod 33 to move towards the side far away from the knife clamping part 323, so that the woodworking knife 2 is clamped. And then, starting the driving motor 61, wherein the driving motor 61 drives the woodworking knife 2 to rotate along one side from the cutting edge 23 to the fixing block 221 until the fixing block 221 abuts against the limiting end 622, the induction block 651 abuts against the travel switch 652 under the pushing of the fixing block 221, the travel switch 652 controls the driving motor 61 to stop rotating, so that the fixing block 221 is located at a preset position and is not easy to rotate, and finally, the surface polishing motor is started to perform surface polishing treatment on the cutting edge 23 of the woodworking knife 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a carpenter's sword machine of throwing, includes workstation (1), its characterized in that: the worktable (1) is provided with a clamping mechanism for fixing the woodworking knife (2) and a positioning mechanism for positioning the woodworking knife (2); the positioning mechanism comprises a driving motor (61) for driving the woodworking knife (2) to rotate, a rotation limiting block (62) for limiting the rotation of the woodworking knife (2) and an induction part (65) for controlling the rotation of the driving motor (61).

2. The woodworking knife finishing machine of claim 1, wherein: the utility model discloses a limiting and rotating device, including limiting and rotating block (62), limiting and rotating block (631), limiting and rotating block (62), limiting and rotating block (2), limiting and rotating block (621), the other end that is used for leaning on and supports to lean on carpenter's sword (2), be provided with supporting shoe (63) on workstation (1), set up limiting and rotating groove (631) that supply limiting and rotating end (622) to stretch into on supporting shoe (63), the lateral wall that workstation (1) was kept away from in limiting and rotating groove (631)'s cell wall butt, limiting and rotating groove (631) are provided with elastic component (64) with limiting and rotating end (622) butt on being close to the lateral wall of workstation (1).

3. The woodworking knife finishing machine of claim 2, wherein: elastic component (64) are including flexible ball (641) and expanding spring (642), set up flexible chamber (632) that supply expanding spring (642) to stretch into on supporting shoe (63), set up on the chamber wall in flexible chamber (632) with the flexible hole (633) of limit rotation groove (631) intercommunication, the slip of expanding spring (642) is worn to establish in flexible chamber (632), the one end of flexible ball (641) is located flexible chamber (632) and stretches out flexible hole (633) with expanding spring (642) butt, the other end, the diameter of flexible ball (641) is greater than the internal diameter of flexible hole (633).

4. The woodworking knife finishing machine of claim 1, wherein: the clamping mechanism comprises a supporting cylinder (31), a sliding rod (33) which is slidably arranged in the supporting cylinder (31) in a penetrating manner, a fixed collet chuck (32) which is slidably arranged in the supporting cylinder (31) in a penetrating manner and is used for driving the sliding rod (33) to slide back and forth in the supporting cylinder (31), the fixed collet chuck (32) comprises a connecting part (321), an elastic fastening part (322) and a knife clamping part (323) which are fixedly connected in sequence, the connecting part (321) is fixedly connected with the sliding rod (33), the outer diameter of the fastening part (322) is gradually increased along the direction from the connecting part (321) to the knife clamping part (323), a fastening groove (311) matched with the outer wall of the fastening part (322) is formed in the supporting cylinder (31), a knife clamping hole (325) for a woodworking knife (2) to stretch into is formed in the fixed collet chuck (32), at least two clamping grooves (324) which penetrate through the fastening part (322) and the knife clamping part (323) are formed in the fixed collet chuck (32), and the clamping groove (324) is communicated with the knife clamping hole (325).

5. The woodworking knife finishing machine of claim 4, wherein: an adjusting groove (331) is formed in the sliding rod (33), an adjusting rod (332) penetrates through the adjusting groove (331) in a sliding mode, one end of the adjusting rod (332) extends into the cutter clamping hole (325) and is used for being abutted to the woodworking cutter (2), the other end of the adjusting rod penetrates out of the sliding rod (33), a butt joint rod (5) which is slidably penetrated in the adjusting rod (332) is arranged on the workbench (1), a butt joint thread (51) is arranged at one end, close to the sliding rod (33), of the butt joint rod (5), and a butt nut (52) matched with the butt joint thread (51) is sleeved outside the butt joint rod (5).

6. The woodworking knife finishing machine of claim 4, wherein: a supporting plate (4) is arranged on the workbench (1), and a supporting hole (41) for the woodworking knife (2) to stretch into is formed in the supporting plate (4).

7. The woodworking knife finishing machine of claim 1, wherein: the induction piece (65) comprises an induction block (651) and a travel switch (652) used for controlling the driving motor (61) to rotate, the induction block (651) is arranged on the workbench (1) in a sliding mode, one end of the induction block (651) is used for abutting against the woodworking knife (2), the other end of the induction block faces the travel switch (652), and the induction block (651) can slide in the direction close to or far away from the travel switch (652).

8. The woodworking knife finishing machine of claim 7, wherein: be provided with limiting plate (111) on workstation (1), spacing post (1111) of fixedly connected with on the lateral wall of limiting plate (111), set up on response piece (651) and supply spacing post (1111) to slide spacing waist type hole (6511) of wearing to establish, the length direction in spacing waist type hole (6511) is the direction of sliding of response piece (651), be provided with on limiting plate (111) and cover protection casing (12) of establishing outside response piece (651), set up on protection casing (12) and supply to respond to slide hole (121) that piece (651) wore to establish.

9. The woodworking knife finishing machine of claim 8, wherein: the sensing block (651) is close to one end of the travel switch (652) and provided with a reset hole (6512), a reset tension spring (6513) is arranged between the hole wall of the reset hole (6512) and the limiting column (1111), and the reset tension spring (6513) gives the sensing block (651) a trend of always moving in a direction far away from the travel switch (652).

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