CN111531727A

CN111531727A - Cutting machine

Info

Publication number: CN111531727A
Application number: CN202010403594.6A
Authority: CN
Inventors: 黄海
Original assignee: Yongkang Huangfeng Industry And Trade Co ltd
Current assignee: Yongkang Huangfeng Industry And Trade Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-08-14
Anticipated expiration: 2040-05-13
Also published as: CN111531727B

Abstract

The application discloses cutting machine, including base and cutting mechanism, cutting mechanism includes: the cross beam is fixed with at least one guide rail; the hollow moving seat is provided with a roller, the moving seat is sleeved on the cross beam, the roller is in rolling fit with the guide rail, and a limiting structure is arranged between the roller and the guide rail; the end part of the operating handle is hinged at the upper end of the movable seat; the upper end of the connecting piece is hinged on the operating handle; one end of the knife rest is hinged with the lower end of the movable seat, and the other end of the knife rest is hinged with the lower end of the connecting piece; the cutting tool is rotatably arranged on the tool rest; the presser foot is fixed at the lower end of the connecting piece; one end of the reset tension spring is connected with the movable seat, and the other end of the reset tension spring is connected with the knife rest, the presser foot or the connecting piece. This application removes seat overcoat on the crossbeam to through gyro wheel and guide rail cooperation, this can effectively reduce frictional force little, set up limit structure between gyro wheel and the guide rail, can reliably be spacing, is difficult for rocking from top to bottom about, removes the seat motion stability, and the reliability is high, uses and experiences well.

Description

Cutting machine

Technical Field

The invention relates to the field of processing equipment, in particular to a cutting machine.

Background

Cutting machines are currently commonly used tools for cutting slabs such as tiles. The ceramic tile cutting machine disclosed in patent document with publication number CN204414386U comprises a cutting table, a slide rail is arranged on the cutting table, a slide block is arranged on the slide rail, support bars are arranged on two sides of the cutting table, the slide block is connected with a handle, and the bottom end of the handle is connected with a cutting tool. The sliding block and the sliding rail of the ceramic tile cutting machine are in sliding friction, the friction force is large, and the use experience is poor.

Disclosure of Invention

The invention provides a cutting machine aiming at the problems.

The technical scheme adopted by the invention is as follows:

a cutting machine comprising a base and a cutting mechanism mounted on the base, the base having risers at both ends, the cutting mechanism comprising:

the device comprises a cross beam, at least one guide rail is fixed on the cross beam, and the guide rail is arranged along the length direction of the cross beam;

the device comprises a hollow moving seat, wherein a roller is arranged on the moving seat, the moving seat is sleeved on a cross beam, the roller is in rolling fit with a guide rail, and a limiting structure is arranged between the roller and the guide rail;

the end part of the operating handle is hinged at the upper end of the movable seat;

the upper end of the connecting piece is hinged on the operating handle;

the middle part of the knife rest is provided with a bulge part, and the moving seat, the operating handle, the connecting piece and the knife rest form a four-bar mechanism;

the cutting tool is rotatably arranged on the convex part of the tool rest;

the presser foot is fixed at the lower end of the connecting piece;

one end of the reset tension spring is connected with the movable seat, and the other end of the reset tension spring is connected with the knife rest, the presser foot or the connecting piece, and is used for enabling the knife rest to rotate upwards for resetting when the operating handle is not subjected to external force.

Remove seat overcoat on the crossbeam to through gyro wheel and guide rail cooperation, it is little that this can effectively reduce frictional force, sets up limit structure between gyro wheel and the guide rail, can be reliably spacing, and difficult about rocking moves a motion stability, and the reliability is high, uses and experiences well.

In one embodiment of the present invention, the guide rail is cylindrical, the outer side wall of the cross beam has a strip-shaped mounting groove, the guide rail is embedded in the mounting groove, and a part of the guide rail is located outside the mounting groove;

at least one guide rail is fixed on the upper side wall and the lower side wall of the cross beam; or at least one guide rail is fixed on both the left side wall and the right side wall of the cross beam; or at least one guide rail is fixed on the lower side wall, the left side wall and the right side wall of the cross beam.

Mounting groove and guide rail set up like this, convenient processing, and the guide rail can be fine with the gyro wheel cooperation, guarantee to remove the seat and can reliably remove on the crossbeam.

In one embodiment of the present invention, the outer profile of the cross section of the cross beam is an inverted trapezoidal structure, two guide rails are arranged on the upper side wall of the cross beam at intervals, one guide rail is arranged in the middle of the lower side wall of the cross beam, a plurality of rollers are provided, and each guide rail is at least matched with two rollers;

two reinforcing plates are arranged inside the cross beam; one end of each reinforcing plate is connected with two ends of the bottom wall of the inner side of the cross beam, and the other end of each reinforcing plate is connected with the middle part of the top wall of the inner side of the cross beam; the internal space of the beam is divided into 3 parts by the two reinforcing plates;

the upper ends of the two reinforcing plates are crossed to form a circular hole structure with an opening, and the vertical plate is connected with the circular hole structure through a bolt.

The outline of crossbeam is trapezium structure, and goes up the lateral wall and set up two guide rails, and the centre of lower lateral wall sets up a guide rail, every guide rail at least with two gyro wheels cooperations, this kind of structural style, compact structure under the prerequisite of using less guide rail quantity, can realize reliable and stable cooperation effect, and the removal seat can be relative the reliable and stable removal of crossbeam. In addition, the internal space of the cross beam can be divided into 3 parts by the two reinforcing plates, each part is similar to a triangular structure, and the structural strength of the whole cross beam is greatly enhanced.

When in actual use, the inner side wall of the cross beam is provided with a reinforcing rib.

In one embodiment of the present invention, sealing plates are installed on both the front and rear sides of the moving seat, the sealing plates have through holes for the cross beam to pass through, and the roller is located in the moving seat and located between the two sealing plates; the movable seat is provided with an oil storage box, the oil storage box is provided with an oil pump, and the oil storage box is communicated with the inner space of the movable seat through at least one oil conveying pipe; and a sealing gasket or an oil absorption pad is arranged at the penetrating port of the sealing plate and is sleeved on the cross beam.

Set up the shrouding and can seal the gyro wheel as far as, can effectively prevent that outside impurity dust from getting into, set up sealed pad or inhale oil pad and can further prevent that outside impurity from getting into passing mouthful department.

In one embodiment of the present invention, one of the sealing plates has a first connection port for connecting the return tension spring, and the tool holder has a second connection port for connecting the return tension spring.

The connectors are arranged on the sealing plate and the knife rest, so that the reset tension spring is convenient to install.

In one embodiment of the present invention, the present invention further includes a supporting mechanism, the supporting mechanism includes at least one supporting frame, the supporting frame includes a fixed block and a supporting plate, the fixed block is mounted on a side wall of the base, a lower portion of a first end of the supporting plate is rotatably fitted with a lower portion of the fixed block, an elastic supporting structure is mounted at or near a second end 31 of the supporting plate, the elastic supporting structure is used for being fitted with a supporting surface, the supporting plate has a first working position, when the supporting plate is in the first working position, the supporting plate rotates upward, an end surface of the first end of the supporting plate abuts against the fixed block, and an upper surface of the base is flush with an upper surface of the supporting plate;

the lateral wall of base is provided with the anticreep groove along self length direction, the support frame still includes the fastener and slides and set up the slider in the anticreep groove, the screw hole has on the slider, the fastener passes behind the fixed block and the screw hole cooperation of slider, makes fixed block and base fixed through locking the fastener.

The lower part of the first end of the supporting plate is in rotating fit with the lower part of the fixing block, and the other end of the supporting plate is provided with the elastic supporting structure, so that the supporting plate can rotate; when the cutting machine finishes cutting and the pressing foot breaks the plate, the supporting plate can rotate downwards for a certain angle due to the design of the rotating and elastic supporting structures, so that the pressing and breaking operation of the pressing foot cannot be influenced. Through the cooperation of anticreep groove, slider and fastener, the position of the regulation fixed block that can be arbitrary, suitability and flexibility are stronger.

The support surface referred to in this application refers to the ground, work surface, etc. used to support the cutting machine.

In one embodiment of the present invention, the supporting frames have two groups, which are a first group and a second group, respectively, the first group includes two supporting frames, the second group also includes two supporting frames, and the two supporting frames are located on two sides of the base respectively;

a scale is fixed on the upper part of the support plate of the first group of support frames, the scale is embedded on the upper surface of the corresponding support plate, and the upper surface of the scale is lower than that of the support plate, or the upper surface of the scale is flush with that of the support plate;

and the supporting plate of the second group of supporting frames is rotatably provided with a supporting wheel, and the supporting wheel is used for being matched with the plate.

The fully embedded design can prevent the scale from interfering with the sheet material. The design of supporting wheel makes panel be rolling friction when moving, effectively reduces the resistance. In actual use, the bearing can be used as a supporting wheel.

In one embodiment of the present invention, the support plate of the first group of support frames has an anti-slip chute, the anti-slip chute is disposed along the length direction of the support plate, and one of the support plates in the first group is installed with:

the limiting plate is used for being matched with a plate to be cut to limit the position or the angle of the plate, the limiting plate is provided with at least one group of arc-shaped grooves, and each group of arc-shaped grooves respectively comprise two arc-shaped grooves which are uniformly distributed around the same axis;

the first moving block is slidably mounted on the corresponding anti-falling sliding groove and is provided with a threaded hole;

the first fixing piece penetrates through the arc-shaped groove and then is connected with the threaded hole of the corresponding first moving block, and the first fixing piece and the first moving block are matched for locking the limiting plate on the corresponding supporting plate; the first fixed part has 2, and 2 first fixed parts cooperate with two arc walls of a set of arc wall respectively.

The limiting plate can move on the supporting plate through the matching of the first moving block and the anti-falling sliding groove; every group arc wall all includes two arc walls around same axis evenly distributed, and when first fixed not locking, the limiting plate can rotate around this axis like this to can adjust the limiting plate angle, through locking and the first mounting of first movable block complex after putting in place when adjusting, can make the limiting plate lock in the backup pad. The guiding rule subassembly of this application, the position in the backup pad can not only be adjusted to the limiting plate, can also adjust the angle of self, adjusts nimble height, and the suitability is strong. Two first mountings cooperate with two arc walls respectively, and the limiting plate can be at the within range internal rotation of arc wall, rotate to target in place the back and reliably fix through two first mountings.

In one embodiment of the invention, two sides of the limiting plate are provided with straight side walls, the two straight side walls are parallel to each other, one ends of the two straight side walls are connected through a first side wall, and the other ends of the two straight side walls are connected through a second side wall;

the first side wall and the straight side wall form a first angle, the first side wall is also provided with a vertical notch, one side of the vertical notch is vertical to the straight side wall, and the other side of the vertical notch is parallel to the vertical side wall;

the limiting plate is sunken inwards to form a second side wall, the second side wall is provided with a first wall, a second wall and a third wall which are sequentially connected, the first wall and the adjacent straight side wall form a second angle, the second wall is parallel to the straight side wall, and the third wall and the adjacent straight side wall form a third angle;

the upper surface of the limiting plate is provided with scales for displaying angles;

the straight side wall, the first side wall or the second side wall is used for being matched with the plate to limit the position or the angle of the plate.

The limiting plate adopts this kind of structure can form a plurality of angle regions to realize the regulation and spacing of multi-angle, the user can cut out the panel of different angles as required.

In one embodiment of the present invention, the first group of the supporting frames further has:

the second moving block is arranged on the anti-falling chutes of the two supporting plates and is provided with a threaded hole;

the two ends of the connecting plate are erected on the upper surfaces of the two supporting plates;

the second fixing piece penetrates through the connecting plate and then is connected with the threaded hole of the corresponding second moving block, and the second fixing piece is matched with the second moving block to enable the connecting plate to be locked on the supporting plate;

the transverse backer is slidably arranged on the connecting plate;

and the locking bolt is screwed on the transverse backer, the end part of the locking bolt is used for abutting against the connecting plate, and the locking bolt is used for locking the transverse backer after the transverse backer is adjusted in place.

The horizontal backer can adjust the position as required, and the suitability is strong.

The invention has the beneficial effects that: remove seat overcoat on the crossbeam to through gyro wheel and guide rail cooperation, it is little that this can effectively reduce frictional force, sets up limit structure between gyro wheel and the guide rail, can be reliably spacing, and difficult about rocking moves a motion stability, and the reliability is high, uses and experiences well.

Description of the drawings:

FIG. 1 is a schematic view of a cutting machine;

FIG. 2 is a partial exploded view of the cutting mechanism;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a partial exploded view of the cutting mechanism;

FIG. 5 is a schematic view of the relevant structure of the mobile station;

FIG. 6 is a schematic view of another angle of the relative structure of the motion stage;

FIG. 7 is a schematic view of a closure plate;

FIG. 8 is a schematic view of the cutter from another angle;

FIG. 9 is a schematic view of one of the support plates after bending;

FIG. 10 is an enlarged view at B in FIG. 9;

FIG. 11 is an exploded view of the support bracket;

fig. 12 is a schematic view of the mounting of the limiting plate on the support plate;

fig. 13 is a schematic view of the stopper plate after being detached from the support plate.

The figures are numbered:

1. a cross beam; 2. a movable seat; 3. a guide rail; 4. a roller; 5. mounting grooves; 6. an annular recess; 7. a reinforcing plate; 8. closing the plate; 9. a pass-through port; 10. an oil storage box; 11. an oil pump; 12. an oil delivery pipe; 13. an oil absorption pad; 14. a positioning groove; 15. an operating handle; 16. a connecting member; 17. a tool holder; 18. a boss portion; 19. cutting a cutter; 20. a presser foot; 21. a return tension spring; 22. a base; 23. a vertical plate; 24. a circular hole; 25. a first connection port; 26. a second connection port; 27. a support frame; 28. a fixed block; 29. a support plate; 30. a first end of the support plate; 31. the second end 31 of the support plate; 32. an elastic support structure; 33. a first group; 34. a second group; 35. a scale; 36. a support wheel; 37. a drop-proof groove; 38. a slider; 39. a threaded hole; 40. a fastener; 41. a cutting mechanism; 42. an anti-drop chute; 43. a limiting plate; 44. an arc-shaped slot; 45. a first moving block; 46. a first fixing member; 47. a flat side wall; 48. a first side wall; 49. a second side wall; 50. a first wall; 51. a second wall; 52. a third wall; 53. a vertical recess; 54. a second fixing member; 55. a connecting plate; 56. calibration; 57. transversely backing a mountain; 58. locking the bolt; 59. a screw; 60. a control handle; 61. a cam portion; 62. a support pad; 63. an arc-shaped notch; 64. and (4) bolts.

The specific implementation mode is as follows:

the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1, the embodiment discloses a cutting machine, including base 22 and cutting mechanism 41, cutting mechanism 41 includes the removal subassembly, as shown in fig. 1, 2, 3, 4, 5 and 6, the removal subassembly of this embodiment, including crossbeam 1 and movable mounting hollow removal seat 2 on crossbeam 1, be fixed with at least one guide rail 3 on crossbeam 1, guide rail 3 sets up along the length direction of crossbeam 1, install gyro wheel 4 on removing the seat 2, remove 2 overcoat on crossbeam 1, gyro wheel 4 and guide rail 3 roll fit, be provided with limit structure between gyro wheel 4 and the guide rail 3.

Remove 2 overcoat of removal seat of subassembly on crossbeam 1 to through gyro wheel 4 and guide rail 3 cooperation, this can effectively reduce frictional force little, set up limit structure between gyro wheel 4 and the guide rail 3, can be reliably spacing, remove the subassembly and be difficult for rocking from top to bottom about, remove 2 motion stability of seat, the reliability is high, uses and experiences well. In actual use, the bearing can be used as the roller 4.

In practical use, the limiting structure comprises an annular concave part 6 arranged on the side wall of the roller 4, and the guide rail 3 is matched with the annular concave part 6; or the limiting structure comprises a strip-shaped concave part arranged on the guide rail 3, and the roller 4 is matched with the strip-shaped concave part; or, the limiting structure comprises a strip-shaped concave part arranged on the guide rail 3 and an annular convex part arranged on the side wall of the roller 4, and the annular convex part is matched with the strip-shaped concave part. As shown in fig. 3 and 4, in this embodiment, the guide rail 3 is cylindrical, the outer side wall of the cross beam 1 has a strip-shaped mounting groove 5, the guide rail 3 is embedded into the mounting groove 5, and a part of the structure is located outside the mounting groove 5, the limiting structure includes an annular recess 6 disposed on the side wall of the roller 4, the side wall of the roller 4 abuts against the outer side wall of the cross beam 1, and the part of the guide rail 3 located outside the mounting groove 5 is embedded into the annular recess 6 corresponding to the roller 4.

Mounting groove 5 and guide rail 3 set up like this, convenient processing, and guide rail 3 can be fine with 4 cooperations of gyro wheel, guarantee to remove seat 2 and can reliably remove on crossbeam 1.

In the present embodiment, at least one guide rail 3 is fixed to both the upper side wall and the lower side wall of the cross member 1. In actual use, the following steps can be further set: at least one guide rail 3 is fixed on the left side wall and the right side wall of the beam 1; or at least one guide rail 3 is fixed on the lower side wall, the left side wall and the right side wall of the cross beam 1.

In practical use, the cross section of the cross beam 1 can be in various shapes, in this embodiment, as shown in fig. 3 and 4, the outer contour of the cross section of the cross beam 1 is an inverted trapezoidal structure, two guide rails 3 are arranged on the upper side wall of the cross beam 1 at intervals, one guide rail 3 is arranged in the middle of the lower side wall of the cross beam 1, a plurality of rollers 4 are provided, and each guide rail 3 is at least matched with two rollers 4;

the beam 1 is internally provided with two reinforcing plates 7; one end of each of the two reinforcing plates 7 is connected with two ends of the bottom wall of the inner side of the cross beam 1, and the other end of each of the two reinforcing plates 7 is connected with the middle part of the top wall of the inner side of the cross beam 1, or one end of each of the two reinforcing plates 7 is connected with the lower ends of two side walls of the inner side of the cross beam 1, and the other end of each of the two reinforcing plates is connected with the; two reinforcing plates 7 divide the internal space of the beam 1 into 3 parts.

The outline of crossbeam 1 is trapezium structure, and goes up the lateral wall and set up two guide rails 3, and the centre of lower lateral wall sets up a guide rail 3, every guide rail 3 at least with two gyro wheels 4 cooperations, this kind of structural style, compact structure under the prerequisite of using less guide rail 3 quantity, can realize reliable and stable cooperation effect, removes the reliable and stable removal of crossbeam 1 relatively of seat 2.

In addition, the internal space of the beam 1 can be divided into 3 parts by the two reinforcing plates 7, each part is similar to a triangular structure, and the structural strength of the whole beam 1 is greatly enhanced.

In actual use, the inner side wall of the cross beam 1 is provided with reinforcing ribs.

As shown in fig. 3, 4 and 6, sealing plates 8 are installed on the front and rear sides of the movable seat 2 in this embodiment, the sealing plates 8 have through openings 9 for the cross beam 1 to pass through, and the roller 4 is located in the movable seat 2 and between the two sealing plates 8. Set up shrouding 8 and can seal gyro wheel 4 as far as, can prevent effectively that outside impurity dust from getting into.

As shown in fig. 3, 5 and 7, in the present embodiment, an oil storage box 10 is installed on the movable base 2, an oil pump 11 is installed on the oil storage box 10, and the oil storage box 10 is communicated with the inner space of the movable base 2 through at least one oil delivery pipe 12; an oil suction pad 13 is arranged at the position of the penetrating port 9 of the closing plate 8, and the oil suction pad 13 is sleeved on the cross beam 1. The lubricant oil or lubricant paste in the oil storage box 10 can be fed into the movable base 2 through the oil delivery pipe 12 by the oil cup, so that the roller 4 and the guide rail 3 are lubricated, and the friction force is reduced.

In actual use, the oil pump 11 may be a manually-pressed oil pump 11, an electric oil pump 11, or the like. In practical application, a sealing gasket can be used instead of the oil absorption pad 13.

In actual use, a gasket may be provided at the insertion port 9 of the sealing plate 8 without providing the oil reservoir 10 and the oil pump 11.

As shown in fig. 3, in the present embodiment, the oil storage box 10 and the oil pump 11 are located above the moving seat 2, and the oil outlet of the oil delivery pipe 12 is located above the upper roller 4; an oil suction pad 13 is arranged at the penetrating port 9 of the sealing plate 8, a positioning groove 14 is arranged on the outer side wall of the oil suction pad 13, the oil suction pad 13 is embedded in the penetrating port 9 of the sealing plate 8 through the positioning groove 14, and oil suction fibers are arranged on the inner side wall of the oil suction pad 13. In practical application, the oil-absorbing fiber can be wool or other fiber with good oil-absorbing effect.

As shown in fig. 1, 2 and 3, the two ends of the base 22 are provided with risers 23, and the two ends of the cross beam 1 are respectively fixed on the upper ends of the two risers 23. As shown in fig. 3, the upper ends of the two reinforcing plates 7 are converged to form a round hole 24 structure with an opening, and the vertical plate 23 is structurally connected with the round hole 24 through a bolt 64.

As shown in fig. 3, 4, 5 and 6, the cutting mechanism 41 further includes:

an operating handle 15, the end of which is hinged on the upper end of the movable seat 2;

the upper end of the connecting piece 16 is hinged on the operating handle 15;

one end of the knife rest 17 is hinged at the lower end of the movable seat 2, the other end of the knife rest 17 is hinged at the lower end of the connecting piece 16, the middle part of the knife rest 17 is provided with a convex part 18, and the movable seat 2, the operating handle 15, the connecting piece 16 and the knife rest 17 form a four-bar mechanism;

a cutting tool 19 rotatably mounted on the boss 18 of the tool holder 17;

a presser foot 20 fixed to the lower end of the connecting member 16;

and a reset tension spring 21, one end of which is connected with the movable seat 2 and the other end of which is connected with the knife rest 17, the presser foot 20 or the connecting piece 16, and is used for enabling the knife rest 17 to rotate upwards for resetting when the operating handle 15 is not subjected to external force.

The middle of the tool holder 17 is provided with a convex part 18, which is not limited to the middle, and even one end of the convex part 18 can extend to the end of the tool holder 17.

In practice, in order to prevent the connecting member 16 from interfering with the cross beam 1, the connecting connection may be provided with a avoiding structure, such as a frame structure, in which case the connecting member 16 may be sleeved on the cross beam 1, or a C-shaped structure, in which case the connecting member 16 may bypass the side of the cross beam 1.

As shown in fig. 6, in the present embodiment, the connecting member 16 is a frame-shaped structure, and the connecting member 16 is sleeved on the beam 1.

As shown in fig. 5, in the present embodiment, the sealing plate 8 has a first connection port 25 to which the return tension spring 21 is connected, and the tool rest 17 has a second connection port 26 to which the return tension spring 21 is connected. And connecting ports are arranged on the sealing plate 8 and the tool rest 17, so that the reset tension spring 21 is convenient to install.

As shown in fig. 1, 8, 9, 10 and 11, the cutting machine of this embodiment further includes a supporting mechanism, the cutting machine includes a base 22, the supporting mechanism includes at least one supporting frame 27, the supporting frame 27 includes a fixing block 28 and a supporting plate 29, the fixing block 28 is installed on a side wall of the base 22, a lower portion of a first end 30 of the supporting plate is rotatably fitted with a lower portion of the fixing block 28, a second end of the supporting plate 29 or a portion close to the second end of the supporting plate 29 is installed with an elastic supporting structure 32, the elastic supporting structure 32 is used for being fitted with a supporting surface, the supporting plate 29 has a first working position, when the first working position is reached, the supporting plate 29 rotates upward, an end face of the first end 30 of the supporting plate abuts against the fixing block 28.

The lower part of the first end 30 of the supporting plate is in running fit with the lower part of the fixed block 28, and the other end of the supporting plate is provided with an elastic supporting structure 32, so that the supporting plate 29 can rotate, after a plate is placed on the supporting frame 27, the supporting plate 29 is located at a first working position, and the upper surface of the base 22 is flush with the upper surface of the supporting plate 29, so that the plate can be conveniently moved onto the base 22; when the cutting machine finishes cutting and the pressing foot 20 breaks the plate material, the supporting plate 29 can rotate downwards for a certain angle due to the rotation and the design of the elastic supporting structure 32, so that the breaking operation of the pressing foot 20 is not affected.

In practice, there may be a slight drop in height between the upper surface of the base 22 and the upper surface of the support plate 29 in the first operating position due to assembly or machining accuracy problems.

As shown in fig. 1 and 8, in the present embodiment, the supporting frame 27 has two groups, namely a first group 33 and a second group 34, and the two groups of supporting frames 27 are respectively located at two sides of the base 22.

As shown in fig. 9, in the present embodiment, a scale 35 is fixed to an upper portion of the support plate 29 of the support frame 27 of the first group 33. The provision of the scale 35 facilitates the cutting operation.

As shown in fig. 9, in the present embodiment, the scale 35 is fitted on the upper surface of the corresponding support plate 29, and the upper surface of the scale 35 is lower than the upper surface of the support plate 29, or the upper surface of the scale 35 is flush with the upper surface of the support plate 29. The fully embedded design prevents the scale 35 from interfering with the sheet material.

As shown in fig. 9, 10 and 11, in the present embodiment, the support plate 29 of the support frame 27 of the second group 34 is rotatably mounted with support wheels 36, and the support wheels 36 are used for cooperating with the plate material. The supporting wheels 36 are designed to make the sheet material rolling friction during movement, which effectively reduces the resistance. In practice, bearings may be used as the support wheels 36.

In the present embodiment, the first group 33 includes two supporting frames 27, and the second group 34 also includes two supporting frames 27.

As shown in fig. 10 and 11, in this embodiment, the side wall of the base 22 is provided with a separation-preventing groove 37 along the length direction thereof, the supporting frame 27 further includes a fastening member 40 and a sliding block 38 slidably disposed in the separation-preventing groove 37, the sliding block 38 has a threaded hole (not shown), the fastening member 40 passes through the fixed block 28 and then cooperates with the threaded hole of the sliding block 38, and the fixed block 28 is fixed to the base 22 by locking the fastening member 40. Through the cooperation of anticreep groove 37, slider 38 and fastener 40, the position of adjustable fixed block 28 wantonly, and suitability and flexibility are stronger.

The locking referred to in this application may be by rotational locking; the fixing block 28 may also be fixed by pulling the fastening element 40 to make the fastening element 40 drive the sliding block 38 to press the anti-slip groove 37 for fixing, specifically, the end of the fastening element 40 is rotatably provided with a cam handle, and the position of the fastening element 40 is changed by rotating the cam handle to tighten the fastening element 40.

In this embodiment, the anti-slip groove 37 has a T-shaped cross section, and two fastening members 40 are disposed on two sides of the fixing block 28.

As shown in fig. 11, in the embodiment, the elastic supporting structure 32 is a spring, and may be an elastic structure such as a spring plate in practical use.

The sheet material referred to in this application may be ceramic tiles, plasterboards, etc.

The cutting machine of the present embodiment further includes a running rule assembly, as shown in fig. 1, 8, 9, 12 and 13, the running rule assembly of the present embodiment includes:

a support plate 29 having a slip-off preventing groove 42, the slip-off preventing groove 42 being provided along a longitudinal direction of the support plate 29;

a scale 35 fixed to the support plate 29;

the limiting plate 43 is used for being matched with a plate to be cut to limit the position or the angle of the plate, the limiting plate 43 is provided with at least one group of arc-shaped grooves 44, and each group of arc-shaped grooves 44 comprises two arc-shaped grooves 44 which are uniformly distributed around the same axis;

a first moving block 45 slidably mounted on the anti-slip chute 42, the first moving block 45 having a threaded hole 39;

the first fixed part 46 penetrates through the arc-shaped groove 44 and then is connected with the corresponding threaded hole 39 of the first moving block 45, and the first fixed part 46 and the first moving block 45 are matched for locking the limiting plate 43 on the supporting plate 29.

The limit plate 43 can move on the support plate 29 through the matching of the first moving block 45 and the anti-drop chute 42; each group of arc-shaped grooves 44 comprises two arc-shaped grooves 44 uniformly distributed around the same axis, so that when the first fixing is unlocked, the limiting plate 43 can rotate around the axis, the angle of the limiting plate 43 can be adjusted, and the limiting plate 43 can be locked on the supporting plate 29 through the first fixing piece 46 matched with the first moving block 45 after the adjustment is in place. The guiding rule subassembly of this application, limiting plate 43 can not only adjust the position in backup pad 29, can also adjust the angle of self, adjusts nimble height, and the suitability is strong.

As shown in fig. 12 and 13, in the present embodiment, there are 2

first fixing members

46, and 2 first fixing members 46 are respectively engaged with two arc-shaped slots 44 of the set of arc-shaped slots 44.

The two first fixing pieces 46 are respectively matched with the two arc-shaped grooves 44, the limiting plate 43 can rotate in the range of the arc-shaped grooves 44, and the limiting plate can be reliably fixed through the two first fixing pieces 46 after rotating in place.

As shown in fig. 12 and 13, in the present embodiment, the position-limiting plate 43 has two sets of arc-shaped grooves 44, and four arc-shaped grooves 44 are uniformly distributed around the same axis. The four arc-shaped grooves 44 are designed to enable the adjusting angle of the limiting plate 43 to be larger.

As shown in fig. 12 and 13, in the present embodiment, both sides of the stopper plate 43 have straight sidewalls 47, the two straight sidewalls 47 are parallel to each other, one ends of the two straight sidewalls 47 are connected by a first sidewall 48, and the other ends are connected by a second sidewall 49;

first sidewall 48 forms a first angle with straight sidewall 47;

the limiting plate 43 is recessed inwards to form a second side wall 49, the second side wall 49 is provided with a first wall 50, a second wall 51 and a third wall 52 which are connected in sequence, the first wall 50 forms a second angle with the adjacent straight side wall 47, the second wall 51 is parallel to the straight side wall 47, and the third wall 52 forms a third angle with the adjacent straight side wall 47;

the upper surface of the limit plate 43 is provided with a scale 56 for displaying an angle;

the straight side wall 47, the first side wall 48 or the second side wall 49 is used to cooperate with the sheet material to define the position or angle of the sheet material.

Limiting plate 43 adopts this kind of structure can form a plurality of angle regions to realize the regulation and spacing of multi-angle, the user can cut out the panel of different angles as required.

As shown in fig. 12 and 13, in the present embodiment, the first side wall 48 further has a vertical notch 53, one side of the vertical notch 53 is perpendicular to the straight side wall 47, and the other side is parallel to the vertical side wall; the first angle is 45 °, the second angle is 30 °, and the third angle is 60 °.

As shown in fig. 9, in the present embodiment, there are 2 supporting plates 29, two supporting plates 29 are disposed in parallel, and the guiding rule assembly further includes:

a second moving block (not shown in the figure) provided on the anti-drop chutes 42 of the two support plates 29, and having a threaded hole 39;

a connecting plate 55, both ends of which are overlapped on the upper surfaces of the two supporting plates 29;

the second fixing piece 54 penetrates through the connecting plate 55 and then is connected with the threaded hole 39 of the corresponding second moving block, and the second fixing piece 54 is matched with the second moving block to enable the connecting plate 55 to be locked on the supporting plate 29;

a horizontal backer 57 slidably mounted on the connection plate 55;

and the locking bolt 58 is screwed on the transverse support 57, the end part of the locking bolt is used for abutting against the connecting plate 55, and the locking bolt 58 is used for locking the transverse support 57 after the transverse support 57 is adjusted to be in place.

The horizontal backer 57 can adjust the position as required, and the suitability is strong.

As shown in fig. 13, in the present embodiment, the first fixing member 46 includes a screw 59, a control handle 60 is rotatably mounted on an upper end of the screw 59, a cam portion 61 is provided at a connection portion between the control handle 60 and the screw 59, and the screw 59 can be moved outward by rotating the control handle 60, so that the corresponding first moving block 45 is clamped to the anti-falling chute 42.

In this embodiment, the support pad 62 is further included, the support pad 62 is sleeved on the screw 59, the support pad 62 is located between the limit plate 43 and the cam portion 61, and the upper surface of the support pad 62 has an arc-shaped notch 63 matched with the cam portion 61.

In the present embodiment, the second fixing member 54 is a bolt.

In practice, the second fixing member 54 may be the structure of the first fixing member 46, and the first fixing member 46 may also be a bolt.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields and are included in the scope of the present invention.

Claims

1. The utility model provides a cutting machine, includes the base and installs the cutting mechanism on the base, its characterized in that, the both ends of base all have the riser, cutting mechanism includes:

the upper end of the connecting piece is hinged on the operating handle;

the cutting tool is rotatably arranged on the convex part of the tool rest;

the presser foot is fixed at the lower end of the connecting piece;

2. The cutting machine according to claim 1, wherein the guide rail is cylindrical, the outer side wall of the cross beam has a strip-shaped mounting groove, the guide rail is embedded in the mounting groove, and a part of the structure is located outside the mounting groove, the limiting structure comprises an annular recess provided on the side wall of the roller, the side wall of the roller abuts against the outer side wall of the cross beam, and the part of the guide rail located outside the mounting groove is embedded in the annular recess of the corresponding roller;

3. The cutting machine according to claim 2, characterized in that the cross section of the cross beam has an outer profile of an inverted trapezoid structure, two guide rails are arranged on the upper side wall of the cross beam at intervals, one guide rail is arranged in the middle of the lower side wall of the cross beam, and a plurality of rollers are arranged, wherein each guide rail is matched with at least two rollers;

4. The cutting machine according to claim 1, wherein sealing plates are mounted on front and rear sides of the moving seat, the sealing plates have through openings for the cross beam to pass through, and the rollers are located in the moving seat and between the two sealing plates; the movable seat is provided with an oil storage box, the oil storage box is provided with an oil pump, and the oil storage box is communicated with the inner space of the movable seat through at least one oil conveying pipe; and a sealing gasket or an oil absorption pad is arranged at the penetrating port of the sealing plate and is sleeved on the cross beam.

5. The cutting machine of claim 4 wherein one of the sealing plates has a first attachment port for the return tension spring and the tool holder has a second attachment port for the return tension spring.

6. The cutting machine according to claim 1, further comprising a supporting mechanism, wherein the supporting mechanism comprises at least one supporting frame, the supporting frame comprises a fixed block and a supporting plate, the fixed block is mounted on a side wall of the base, a lower portion of a first end of the supporting plate is rotatably fitted with a lower portion of the fixed block, an elastic supporting structure is mounted at or near a second end 31 of the supporting plate, the elastic supporting structure is used for being fitted with a supporting surface, the supporting plate has a first working position, in the first working position, the supporting plate rotates upwards, a first end face of the supporting plate abuts against the fixed block, and an upper surface of the base is flush with an upper surface of the supporting plate;

7. The cutting machine according to claim 6, characterized in that said supports comprise two groups, respectively a first group comprising two supports and a second group comprising two supports, which are located on either side of the base;

8. The cutting machine according to claim 7, wherein the support plate of the first group of support frames has an anti-slip groove provided along a length direction of the support plate, and one of the support plates of the first group has mounted thereon:

9. The cutting machine according to claim 8, characterized in that both sides of said limit plate have straight sidewalls, the two straight sidewalls are parallel to each other, one end of the two straight sidewalls is connected by a first sidewall, and the other end is connected by a second sidewall;

10. The cutting machine according to claim 9, characterized in that the first group of supports further has mounted thereon:

the transverse backer is slidably arranged on the connecting plate;