CN214490770U - Safe type bone cutting machine - Google Patents

Abstract

The utility model relates to a safe type bone cutting machine, be applied to meat processing equipment's field, which comprises a housing, operation platform and cutting mechanism, operation platform links to each other with the casing, cutting mechanism includes the action wheel and follows the driving wheel, the action wheel evenly rotates with the casing with following the driving wheel and is connected, the action wheel with follow the driving wheel on jointly around establishing and the tensioning have the saw blade, the action wheel rotates through motor drive, the last cutting cut of having seted up of operation platform, the cutting cut sets up along the width direction of saw blade, operation platform's one end is seted up and is supplied the saw blade to shift out the first opening of cutting cut, first opening and cutting cut intercommunication, the cutting cut is worn to establish by the saw blade, be equipped with on the casing and be used for adjusting the first regulating unit of interval between follow driving wheel and the action wheel. This application has the first regulating unit of operator's accessible and adjusts the action wheel and follow the interval between the driving wheel and diminish to break away from the saw blade from the action wheel with from the driving wheel, the effect that the saw blade was changed to the convenience.

Description

Safe type bone cutting machine

Technical Field

The application relates to the field of meat processing equipment, in particular to a safe bone cutter.

Background

At present, in the field of food processing, especially in the field of livestock and poultry product processing, a bone cutter is often required to be used for cutting food materials with bones, so that the sizes of the food materials meet the product requirements.

Chinese patent No. CN211657288U discloses a small bone cutting device, which comprises a control box, a scraper system and a material pushing system, wherein the control box comprises a quick-stop switch and a small relay; the scraper system comprises a saw blade, and the saw blade is used for cutting food materials; the pushing system comprises a shell, a pushing plate seat, a pushing plate rotating shaft, a pushing plate, a handle and a collecting box. When the push plate is in work, an operator places a processed article in front of the push plate, holds the pushing handle, pushes forwards forcibly, the push plate pushes the article forwards, and the push plate can rotate along the push plate rotating shaft. The food material moves forward along with the push plate, so that the food material is processed without directly contacting with the articles.

In view of the above-mentioned related art, the inventor believes that the saw blade is easily worn after long-term use, which causes the saw blade to become dull, and the operator has difficulty in replacing the saw blade, which affects the bone cutting efficiency.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy wearing and tearing that produce after the saw blade is used for a long time and lead to the saw blade to become dull, the operator is difficult to change the saw blade and influence the defect of cutting bone efficiency, this application provides a safe type bone cutting machine.

The application provides a safe type bone cutting machine adopts following technical scheme:

the utility model provides a safe type bone cutting machine, includes casing, operation platform and cutting mechanism, operation platform links to each other with the casing, cutting mechanism includes the action wheel and follows the driving wheel, the action wheel with follow the driving wheel and evenly rotate with the casing and be connected, the action wheel has the saw blade around establishing and the tensioning from the driving wheel jointly, the action wheel rotates through motor drive, the last cutting cut of having seted up of operation platform, the width direction setting of saw blade is followed to the cutting cut, operation platform's one end is seted up and is supplied the saw blade to shift out the first opening of cutting cut, first opening and cutting cut intercommunication, the cutting cut is worn to establish by the saw blade, be equipped with on the casing and be used for adjusting the first regulating unit of interval from between driving wheel and the action wheel.

Through adopting above-mentioned technical scheme, during the cutting, drive unit drives the action wheel and rotates, and the action wheel passes through the saw blade and drives from the driving wheel rotation, and the operator pushes the edible material on the operation platform to the saw blade, and the saw blade cuts edible material. Produce wearing and tearing and when becoming dull after the saw blade uses for a long time, the operator adjusts the action wheel and follow interval between the driving wheel through first regulating unit for a short time to break away from the saw blade from the action wheel with from the driving wheel, the operator removes the saw blade along the cutting seam, and shift out the saw blade from the cutting seam through first opening, thereby separate saw blade and operation platform, thereby pull down the saw blade, the convenience is changed the saw blade, the possibility of influence bone cutting efficiency has been reduced.

Optionally, the first adjusting unit comprises a connecting block and an adjusting rod, one end of the connecting block is connected with the driven wheel in a coaxial rotating mode through a bearing, the other end of the connecting block slides along the length direction of the adjusting rod to be connected with the casing, the adjusting rod is connected with the casing in a rotating mode, and the adjusting rod penetrates through the connecting block and is connected with the connecting block in a threaded mode.

Through adopting above-mentioned technical scheme, the operator rotates the regulation pole, adjusts the pole and drives the connecting block removal, and the connecting block drives from the driving wheel and reciprocates to adjust the action wheel and follow the interval between the driving wheel.

Optionally, the cutting mechanism still includes the guide unit, the guide unit includes the deflector, the deflector passes through the connecting rod and links to each other with the casing, the deflector is located the operation platform top, the direction seam has been seted up along the width direction of saw blade on the deflector, the deflector is close to the one end of first opening and is seted up the second opening that supplies the saw blade to shift out the direction seam, second opening and direction seam intercommunication.

Through adopting above-mentioned technical scheme, during the cutting, the saw blade wears to establish the direction seam, and because of the saw blade has the flexibility, the seam wall of direction seam plays limiting displacement at the cutting process of saw blade, and reducible saw blade rocks and leads to the saw blade to take place crooked probably about the in-process of cutting.

Optionally, the cutting mechanism still includes the protection unit, the protection unit includes the protection shield, the protection shield is located one side that the saw blade is provided with the latch, just the protection shield is located the deflector and sets up the one end of second opening, be equipped with the clearance that supplies to eat the material and pass between protection shield and the operation platform, be connected with the connecting plate on the deflector, the protection shield is articulated with the connecting plate along self length direction's one side, the opposite side pass through coupling assembling with the connection can be dismantled to the deflector.

Through adopting above-mentioned technical scheme, the protection shield plays the guard action to the operator, and reducible operator is when cutting edible material, and the saw blade produces the possibility of injury to the operator, the security when having improved production. When the operator need pull down the saw blade, the operator passes through coupling assembling and separates the protection shield along self length direction's one side and deflector, then rotates the direction of keeping away from the deflector with the protection shield orientation to let out the second opening, make things convenient for follow-up to shift out the saw blade from leading to the seam through the second opening.

Optionally, coupling assembling includes spliced pole, stopper and go-between, the spread groove has been seted up to one side that the protection shield deviates from the connecting plate, the spread groove runs through the protection shield along the thickness direction of protection shield, the spread groove is worn to establish by the spliced pole, the stopper links to each other with the spliced pole, the protection shield is contradicted with one side that the stopper deviates from the deflector, go-between and spliced pole threaded connection, the go-between is contradicted with one side that the protection shield deviates from the stopper.

Through adopting above-mentioned technical scheme, the operator unscrews the go-between from the spliced pole, can remove the restriction with the protection shield, rotates the protection shield, until the rotation leave the second opening can. During the installation, the operator rotates the protection shield towards the spliced pole, wears to establish the spread groove until the spliced pole, and protection shield and stopper laminating, then with go-between and spliced pole threaded connection to rotate the go-between and conflict with the protection shield until the go-between, the protection shield is contradicted with the stopper, thereby accomplishes the installation.

Optionally, the cutting device further comprises a positioning mechanism, wherein the positioning mechanism comprises a positioning plate, the positioning plate is arranged on the operating platform, and the positioning plate is parallel to the cutting seam and is perpendicular to the operating platform.

Through adopting above-mentioned technical scheme, during the cutting, the demand to the edible material size of cutting completion is usually the same in same product, and the operator will eat the one end of material and the one side contact of locating plate orientation saw blade, then will eat the material and remove towards the saw blade, and at this moment, the operator cuts out the length of eating the material for the distance of locating plate place plane to cutting gap to the length of the edible material of cutting out is confirmed to the accessible locating plate, has reduced the possibility that the edible material length of cutting out differs.

Optionally, positioning mechanism still includes the second regulating unit that is used for adjusting the distance between locating plate place plane and the cutting seam, second regulating unit includes guide bar and guide cylinder, the guide bar links to each other with operation platform, the guide cylinder cover is established on the guide bar and is slided with the guide bar and be connected, threaded connection has the locating lever on the guide cylinder, the locating lever passes the lateral wall of guide cylinder and contradicts with the guide bar.

Through adopting above-mentioned technical scheme, when the demand to the edible material size of cutting completion changes, the operator can slide the guide cylinder along the guide bar to adjust the distance between locating plate place plane to the cutting seam, then rotate the locating lever, contradict until locating lever and guide bar, thereby accomplish the regulation of locating plate position.

Optionally, be equipped with the protective housing on the casing, the action wheel all is located between protective housing and the casing with from the driving wheel, the protective housing is articulated along self length direction's one side and casing, the opposite side with the connection can be dismantled to the casing, be connected with the fixed block on the protective housing lateral wall, be connected with the erection column on the casing, the one end that the casing was kept away from to the erection column is rotated and is connected with the fixed strip, fixed strip and erection column interference fit, the fixed strip is seted up flutedly along self length direction's one side, the fixed block joint is in the recess, be equipped with the clearance that supplies the fixed strip to change from the fixed block between the cell wall of recess and the fixed block.

By adopting the technical scheme, the driven wheel and the driving wheel are sealed between the protective shell and the casing, so that the possibility of injury caused by the fact that an operator accidentally touches the driven wheel and the driving wheel which rotate at a high speed can be reduced, and the safety during production is further improved. When the operator need pull down the saw blade, rotate the fixed strip, until the fixed strip changes from the protective housing, rotate the protective housing orientation again and keep away from the direction of casing, can remove the seal to the action wheel and follow driving wheel, make things convenient for the operator to change the saw blade.

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

1. an operator can adjust the distance between the driving wheel and the driven wheel to be small through the first adjusting unit, so that the saw blade is separated from the driving wheel and the driven wheel, and the saw blade is convenient to replace;

2. the protective plate has a protective effect on an operator, so that the possibility that the saw blade injures the operator when the operator cuts food materials can be reduced, and the safety during production is improved;

3. the operator can confirm the length of the food material of cutting out through the locating plate, has reduced the possibility that the food material of cutting out is not of uniform length.

Drawings

Fig. 1 is an overall structure schematic diagram of a safety type bone cutting machine according to an embodiment of the application.

Fig. 2 is a schematic structural diagram for embodying a cutting mechanism according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for showing a connection relationship between a protective shell and a housing according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram for embodying the guiding unit and the protecting unit in the embodiment of the present application.

Description of reference numerals: 1. a housing; 11. a protective shell; 12. a fixed block; 13. mounting a column; 14. a fixing strip; 15. a groove; 2. an operating platform; 3. a cutting mechanism; 31. a driving wheel; 32. a driven wheel; 33. a saw blade; 34. a motor; 35. cutting a seam; 36. a first gap; 4. a first adjusting unit; 41. connecting blocks; 42. adjusting a rod; 43. a bearing; 44. a limiting strip; 5. a guide unit; 51. a guide plate; 52. a connecting rod; 53. guiding the seam; 54. a second gap; 6. a protection unit; 61. a protection plate; 62. a connecting plate; 7. a connecting assembly; 71. connecting columns; 72. a limiting block; 73. a connecting ring; 74. connecting grooves; 8. a positioning mechanism; 81. positioning a plate; 9. a second adjusting unit; 91. a guide bar; 92. a guide cylinder; 93. positioning a rod; 94. a drum; 95. a ball bearing; 96. and a connecting frame.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses safe type bone cutting machine.

Referring to fig. 1 and 2, the safety bone cutter comprises a casing 1, a protective shell 11, an operating platform 2, a cutting mechanism 3 and a positioning mechanism 8. Protective housing 11 is articulated with casing 1 along self length direction's one side, and the opposite side can be dismantled with casing 1 and be connected, and operation platform 2 fixed connection is on casing 1, and operation platform 2 level sets up. The cutting mechanism 3 is connected with the machine shell 1, part of the cutting mechanism 3 is located between the protective shell 11 and the machine shell 1, and the positioning mechanism 8 is arranged on the operating platform 2. During processing, the position of the food material is determined by the positioning mechanism 8, and then the food material is cut by the cutting mechanism 3 to complete processing.

Referring to fig. 3, a fixing block 12 is fixedly connected to the outer side wall of the protective shell 11, a mounting column 13 is fixedly connected to the outer side wall of the casing 1, a fixing strip 14 is rotatably connected to one end, far away from the casing 1, of the mounting column 13, and the fixing strip 14 is in interference fit with the mounting column 13. One side of fixed strip 14 along self length direction is seted up recess 15, and fixed block 12 joint is equipped with the clearance that supplies fixed strip 14 to rotate away from fixed block 12 between the cell wall of recess 15 and fixed block 12 in recess 15.

Referring to fig. 3, when the protective shell 11 needs to be opened, an operator rotates the fixing strip 14 in a direction away from the fixing block 12 until the fixing block 12 is completely separated from the groove 15, continues to rotate the fixing strip 14 until the fixing strip 14 is completely separated from the protective shell 11, so that the protective shell 11 can be released from limitation, and the operator rotates the protective shell 11 away from the casing 1, so that the protective shell 11 can be opened.

Referring to fig. 1 and 2, the cutting mechanism 3 includes a motor 34, a driving wheel 31, a driven wheel 32 and a saw blade 33, the motor 34 is fixed on the housing 1, the driving wheel 31 is coaxially connected with an output end of the motor 34, the driving wheel 31 is rotatably connected with an inner side wall of the housing 1, the driven wheel 32 is located above the driving wheel 31, the driven wheel 32 is rotatably connected with the inner side wall of the housing 1, the saw blade 33 is wound and tensioned on the driven wheel 32 and the driving wheel 31, and the saw blade 33 is a flexible saw blade 33. Cutting seam 35 has been seted up on operation platform 2, and cutting seam 35 sets up along the width direction of saw blade 33, and cutting seam 35 is parallel with operation platform 2's length direction, and saw blade 33 wears to establish cutting seam 35.

Referring to fig. 1 and 2, during processing, an operator starts the motor 34, the motor 34 drives the driving wheel 31 to rotate, the driving wheel 31 drives the saw blade 33 to rotate, the saw blade 33 drives the driven wheel 32 to rotate, and the operator places food on the operating platform 2 and pushes the food to the saw blade 33. The food material is cut by the saw blade 33 rotating at a high speed while passing through the saw blade 33, thereby completing the processing.

Referring to fig. 1 and 2, the cutting mechanism 3 further includes a first adjusting unit 4, and the first adjusting unit 4 includes a connecting block 41 and an adjusting lever 42. One end of the connecting block 41 is provided with a bearing 43, the connecting block 41 is fixedly connected with the inner ring of the bearing 43, and the inner ring of the driven wheel 32 is fixedly connected with the outer ring of the bearing 43, so that the connecting block 41 and the driven wheel 32 are coaxially and rotatably connected. Two spacing strips 44 of fixedly connected with on the casing 1 inside wall, the equal vertical setting of two spacing strips 44, the one end that follows driving wheel 32 was kept away from to connecting block 41 is located between two spacing strips 44, and the both sides of connecting block 41 laminate with two spacing strips 44 respectively mutually, and the one end that follows driving wheel 32 was kept away from to connecting block 41 slides between two spacing strips 44. The adjusting rod 42 vertically penetrates through the connecting block 41 and is in threaded connection with the connecting block 41, the adjusting rod 42 is rotatably connected with the machine shell 1, and the adjusting rod 42 cannot displace relative to the machine shell 1. One end of the operating platform 2 along the length direction thereof is provided with a first opening 36, the first opening 36 is communicated with the cutting slit 35, and one side of the saw blade 33 provided with the latch faces the first opening 36.

Referring to fig. 1 and 2, when the saw blade 33 is worn after long-term use, and the saw blade 33 becomes dull, after the operator turns off the motor 34 and opens the protective case 11, the operator rotates the adjusting rod 42, the adjusting rod 42 drives the connecting block 41 to move down, the limiting strip 44 can reduce the possibility that the connecting block 41 rotates along with the adjusting rod 42, the connecting block 41 drives the driven wheel 32 to move down, so that the distance between the driven wheel 32 and the driving wheel 31 is reduced, the saw blade 33 is not tensioned, and the operator can separate the saw blade 33 from the driving wheel 31 and the driven wheel 32. The operator moves the saw blade 33 towards the first notch 36 until the saw blade 33 moves out of the cutting slit 35 through the first notch 36, so that the saw blade 33 is detached, the saw blade 33 is convenient to replace subsequently, and the possibility that the bone cutting efficiency is influenced due to the fact that the saw blade 33 becomes dull is reduced.

Referring to fig. 3 and 4, cutting mechanism 3 further includes guide unit 5, guide unit 5 includes deflector 51, fixedly connected with connecting rod 52 on the casing 1, one end and deflector 51 fixed connection that casing 1 was kept away from to connecting rod 52, deflector 51 sets up and is located operation platform 2 top along operation platform 2's length direction, guide slit 53 has been seted up on deflector 51, guide slit 53 sets up along the width direction of saw blade 33, second opening 54 has been seted up to the one end that deflector 51 is close to first opening 36, second opening 54 communicates with guide slit 53, saw blade 33 passes guide slit 53, and the one side that is provided with the latch on saw blade 33 is towards second opening 54.

Referring to fig. 3 and 4, since the saw blade 33 is flexible, the slit wall of the guide slit 53 can limit the saw blade 33, and when cutting harder food materials, the slit wall of the guide slit 53 can reduce the possibility of left-right deviation of the saw blade 33, thereby reducing the possibility of bending of the saw blade 33. The saw blade 33 can be moved out of the guide slit 53 through the second notch 54 after the operator removes the saw blade 33 from the driven pulley 32 and the driving pulley 31.

Referring to fig. 3 and 4, the cutting mechanism 3 further includes a protection unit 6, the protection unit 6 includes a protection plate 61, one end of the guide plate 51, at which the second notch 54 is formed, is connected with a connection plate 62, one side of the connection plate 62, which is away from the guide plate 51, is hinged to one side of the protection plate 61 along the length direction thereof, and the other side of the protection plate 61 along the length direction thereof is detachably connected to the guide plate 51 through a connection assembly 7. The protection plate 61 is located at one end of the guide plate 51 where the second notch 54 is formed, the protection plate 61 is not in contact with the saw blade 33, and a gap for food to pass through is reserved between the protection plate 61 and the operation platform 2.

Referring to fig. 4, the connecting assembly 7 includes a connecting column 71, a stopper 72, and a connecting ring 73. The side of the protection plate 61 departing from the connection plate 62 is provided with a connection groove 74, and the connection groove 74 penetrates through the protection plate 61 along the thickness direction of the protection plate 61. The connecting column 71 is fixedly connected with one end of the guide plate 51 facing the protection plate 61, and the connecting column 71 is clamped in the connecting groove 74. The connecting column 71 penetrates through the limiting block 72 and is fixedly connected with the limiting block 72, and the limiting block 72 is located between the guide plate 51 and the protection plate 61. The connecting ring 73 is in threaded connection with the connecting column 71, the connecting ring 73 abuts against one side of the protection plate 61 departing from the limiting block 72, and the protection plate 61 abuts against one side of the limiting block 72 departing from the guide plate 51.

Referring to fig. 4, the protection plate 61 reduces the risk of injury to the operator due to inadvertent contact with the saw blade 33 during processing, and improves safety during production. When the operator needs to detach the saw blade 33, the operator unscrews the connecting ring 73 from the connecting column 71 and rotates the protective plate 61 in the direction away from the connecting column 71, so that the protective plate 61 and the second notch 54 can be staggered, and the operator can conveniently move the saw blade 33 out of the guide slit 53 through the second notch 54.

Referring to fig. 1 and 3, the positioning mechanism 8 includes a positioning plate 81, the positioning plate 81 is vertically disposed on the operation platform 2, and the positioning plate 81 is disposed parallel to the cutting slits 35. Locating plate 81 passes through second adjusting unit 9 and links to each other with operation platform 2, second adjusting unit 9 includes guide bar 91 and guide cylinder 92, the transversal quadrangle that personally submits of guide bar 91, guide bar 91 passes through link 96 and operation platform 2 fixed connection, guide bar 91 sets up along operation platform 2's width direction, guide cylinder 92 cover is established on guide bar 91, guide cylinder 92 and guide bar 91 looks adaptation and guide cylinder 92 slide along guide bar 91, the one end and the guide cylinder 92 fixed connection of locating plate 81. A positioning rod 93 is screwed to the guide cylinder 92, and the positioning rod 93 passes through the side wall of the guide cylinder 92 and abuts against the guide rod 91. One side fixedly connected with cylinder 94 that locating plate 81 deviates from cutting seam 35, the vertical setting of cylinder 94, the ball 95 has been put to the embedded ball 95 that has of cylinder 94, and ball 95 extends towards operation platform 2's one end from cylinder 94, and ball 95 rolls along operation platform 2's width direction on operation platform 2.

Referring to fig. 1 and 3, during processing, an operator places food materials on the operating platform 2, attaches one end of each food material to one side, facing the cutting seam 35, of the positioning plate 81, then moves the food materials towards the saw blade 33, the saw blade 33 cuts the food materials, and the length of the cut food materials is the distance from the plane where the positioning plate 81 is located to the cutting seam 35, so that the length of the cut food materials is determined, and the possibility that the cut food materials are different in length is reduced. When the length of the food material to be cut is changed, the operator rotates the positioning rod 93 until the positioning rod 93 is released from the guide rod 91, the operator slides the guide cylinder 92, and the ball 95 rolls on the operation platform 2 to change the distance from the plane of the positioning plate 81 to the cutting seam 35. The operator rotates the positioning rod 93 until the positioning rod 93 abuts against the guide rod 91, thereby completing the adjustment of the position of the positioning plate 81.

The implementation principle of the safe type bone cutting machine in the embodiment of the application is as follows: an operator starts the motor 34, attaches one end of the food material to the positioning plate 81, and slides the food material to the saw blade 33 to cut the food material; when the saw blade 33 needs to be replaced after long-term use, the operator turns off the motor 34, separates the protection plate 61 from the guide plate 51, opens the protection shell 11, then rotates the adjusting rod 42, the adjusting rod 42 drives the driven wheel 32 to move downwards, so that the distance between the driven wheel 32 and the driving wheel 31 is reduced, the operator detaches the saw blade 33 from the driving wheel 31 and the driven wheel 32, then moves the saw blade 33 out of the guide slit 53 through the second notch 54, and finally moves the saw blade 33 out of the cutting slit 35 through the first notch 36, so that the saw blade 33 can be detached, and the saw blade 33 can be replaced conveniently.

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: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a safe type bone cutting machine which characterized in that: including casing (1), operation platform (2) and cutting mechanism (3), operation platform (2) link to each other with casing (1), cutting mechanism (3) are including action wheel (31) and follow driving wheel (32), action wheel (31) and follow driving wheel (32) are even to be rotated with casing (1) and are connected, action wheel (31) and follow driving wheel (32) go up jointly around establishing and tensioning have saw blade (33), action wheel (31) are rotated through motor (34) drive, cut seam (35) have been seted up on operation platform (2), cut seam (35) set up along the width direction of saw blade (33), first opening (36) that supply saw blade (33) to shift out cut seam (35) are seted up to the one end of operation platform (2), first opening (36) communicate with cut seam (35), cut seam (35) are worn to establish by saw blade (33), the machine shell (1) is provided with a first adjusting unit (4) used for adjusting the distance between the driven wheel (32) and the driving wheel (31).

2. The safety bone cutter of claim 1, wherein: first regulating unit (4) are including connecting block (41) and regulation pole (42), connecting block (41) one end is passed through bearing (43) and is connected with from the coaxial rotation of driving wheel (32), the length direction and the casing (1) of adjusting pole (42) are slided along the connecting block (41) other end and are connected, it is connected with casing (1) rotation to adjust pole (42), adjust pole (42) and wear to establish connecting block (41) and with connecting block (41) threaded connection.

3. The safety bone cutter of claim 1, wherein: cutting mechanism (3) still include guide element (5), guide element (5) include deflector (51), deflector (51) link to each other with casing (1) through connecting rod (52), deflector (51) are located operation platform (2) top, guide slit (53) have been seted up along the width direction of saw blade (33) on deflector (51), second opening (54) that supply saw blade (33) to shift out guide slit (53) are seted up to deflector (51) one end that is close to first opening (36), second opening (54) and guide slit (53) intercommunication.

4. The safety bone cutter of claim 3, wherein: cutting mechanism (3) still include protection unit (6), protection unit (6) are including protection shield (61), protection shield (61) are located one side that saw blade (33) were provided with the latch, just protection shield (61) are located deflector (51) and set up the one end of second opening (54), be equipped with the clearance that supplies to eat the material and pass between protection shield (61) and operation platform (2), be connected with connecting plate (62) on deflector (51), protection shield (61) are articulated with connecting plate (62) along one side of self length direction, the opposite side pass through coupling assembling (7) with deflector (51) can be dismantled and be connected.

5. The safety bone cutter of claim 4, wherein: coupling assembling (7) are including spliced pole (71), stopper (72) and go-between (73), spread groove (74) have been seted up to one side that protection shield (61) deviates from connecting plate (62), protection shield (61) is run through along the thickness direction of protection shield (61) in spread groove (74), spread groove (74) are worn to establish in spliced pole (71), stopper (72) link to each other with spliced pole (71), one side that protection shield (61) and stopper (72) deviate from deflector (51) is contradicted, go-between (73) and spliced pole (71) threaded connection, one side that go-between (73) and protection shield (61) deviate from stopper (72) is contradicted.

6. The safety bone cutter of claim 1, wherein: still include positioning mechanism (8), positioning mechanism (8) include locating plate (81), locating plate (81) set up on operation platform (2), locating plate (81) are on a parallel with cutting seam (35) setting and locating plate (81) perpendicular to operation platform (2) setting.

7. The safety bone cutter of claim 6, wherein: positioning mechanism (8) are still including second regulating element (9) that are used for adjusting distance between locating plate (81) place plane and cutting seam (35), second regulating element (9) are including guide bar (91) and guide cylinder (92), guide bar (91) link to each other with operation platform (2), guide cylinder (92) cover is established on guide bar (91) and is slided with guide bar (91) and be connected, threaded connection has locating lever (93) on guide cylinder (92), locating lever (93) pass the lateral wall of guide cylinder (92) and contradict with guide bar (91).

8. The safety bone cutter of claim 1, wherein: the shell (1) is provided with a protective shell (11), the driving wheel (31) and the driven wheel (32) are both positioned between the protective shell (11) and the shell (1), one side of the protective shell (11) along the length direction is hinged with the machine shell (1), the other side is detachably connected with the machine shell (1), the outer side wall of the protective shell (11) is connected with a fixed block (12), the machine shell (1) is connected with a mounting column (13), one end of the mounting column (13) far away from the shell (1) is rotatably connected with a fixing strip (14), the fixing strip (14) is in interference fit with the mounting column (13), one side of the fixing strip (14) along the length direction is provided with a groove (15), the fixing block (12) is clamped in the groove (15), and a gap for the fixing strip (14) to rotate away from the fixing block (12) is formed between the groove wall of the groove (15) and the fixing block (12).

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