CN116511596A - Sawing machine with circular rail for driving saw blade - Google Patents

Sawing machine with circular rail for driving saw blade Download PDF

Info

Publication number
CN116511596A
CN116511596A CN202210066506.7A CN202210066506A CN116511596A CN 116511596 A CN116511596 A CN 116511596A CN 202210066506 A CN202210066506 A CN 202210066506A CN 116511596 A CN116511596 A CN 116511596A
Authority
CN
China
Prior art keywords
saw blade
driving
seat
piece
driving wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210066506.7A
Other languages
Chinese (zh)
Inventor
游文杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rexon Industrial Corp Ltd
Original Assignee
Rexon Industrial Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rexon Industrial Corp Ltd filed Critical Rexon Industrial Corp Ltd
Priority to CN202210066506.7A priority Critical patent/CN116511596A/en
Publication of CN116511596A publication Critical patent/CN116511596A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B23D47/08—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for bringing the circular saw blade to the workpiece or removing same therefrom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B23D47/02—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of frames; of guiding arrangements for work-table or saw-carrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B23D47/08—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for bringing the circular saw blade to the workpiece or removing same therefrom
    • B23D47/10—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for bringing the circular saw blade to the workpiece or removing same therefrom actuated by fluid or gas pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)

Abstract

A sawing machine with a circular track for driving a saw blade comprises a base unit and a sawing unit. The saw cutting unit comprises a swing arm module pivoted on the base unit, a driving module connected with the swing arm module, and a saw blade capable of rotating and arranged on the driving module, wherein the saw blade is provided with a first side face, a second side face and an inner peripheral face which defines a perforation, the driving module is provided with a driving wheel capable of transmitting and connecting the saw blade, two clamping wheels which are abutted against the first side face, and two guide wheels which are abutted against the second side face, the clamping wheels and the guide wheels jointly push the saw blade against the driving wheel, and the driving module is operated to drive the driving wheel to rotate, so that the saw blade is driven by friction force between the driving wheel and the driving wheel to rotate, and the depth which can be cut by the saw blade is relatively increased, so that the use scene is increased.

Description

Sawing machine with circular rail for driving saw blade
Technical Field
The invention relates to a sawing machine, in particular to a sawing machine with a circular track to drive a saw blade.
Background
Currently, an existing sawing machine includes a base unit having a table, and a sawing unit disposed on the table. The sawing unit is provided with a supporting arm pivoted on the workbench, a saw blade capable of rotating and pivoted on the supporting arm, a driving piece arranged on the supporting arm, a handle arranged on the supporting arm and a switch arranged on the handle, and the switch can be operated to start the driving piece so as to drive the saw blade to rotate.
However, the cutting depth of the existing sawing machine may completely correspond to the radius of the saw blade itself. Therefore, if a certain cutting depth is to be achieved, the area of the saw blade needs to be correspondingly increased, and the volume of the existing sawing machine is also increased, so that the existing sawing machine is inconvenient to carry, and the existing sawing machine still needs to be improved.
Disclosure of Invention
The invention aims to provide a sawing machine capable of overcoming the defects and driving a saw blade through an annular track.
The invention relates to a sawing machine for driving a saw blade by using an annular track, which comprises a base unit and a sawing unit. The base unit comprises a workbench, the sawing unit comprises a swing arm module pivoted on the base unit, a driving module connected with the swing arm module, and a saw blade capable of rotating and arranged on the driving module, the saw blade is provided with a first side face, a second side face opposite to the first side face, a perforation penetrating through the first side face and the second side face, and an inner peripheral face defining the perforation, the swing arm module is provided with a saw blade seat adjacent to the saw blade, the driving module is provided with a driving wheel adjacent to the inner peripheral face and capable of driving and connecting with the saw blade, two clamping wheels arranged on the saw blade seat and abutting against the first side face, and two guide wheels arranged on the saw blade seat and respectively corresponding to the clamping wheels and abutting against the second side face, the guide wheels jointly push the saw blade against the driving wheel in the up-down direction, and the driving module is operated to drive the saw blade to rotate along with the driving wheel driven by friction force between the driving wheel and the driving wheel.
The sawing unit further comprises two tightening piece groups which are arranged on the saw blade seat and are respectively connected with the clamping wheels, so that the pushing force of the clamping wheels pushing against the saw blade is maintained.
The invention relates to a sawing machine for driving a saw blade by using an annular track, wherein each tightening piece group is provided with a tightening seat piece which can move along the left-right direction perpendicular to the up-down direction and is arranged on a saw blade seat, a tightening shaft rod which is arranged on the tightening seat piece and is spaced from the first side surface, a tightening elastic piece which is abutted against the tightening seat piece, a tightening support arm piece which is arranged on the tightening seat piece and is pivoted on the tightening shaft rod, and an auxiliary elastic piece which is abutted against the tightening support arm piece, and the clamping wheels can respectively rotate and are pivoted on the tightening shaft rod, and the tightening elastic piece maintains the trend that the tightening shaft rod drives the clamping wheels to push against the saw blade.
The sawing machine with the circular track for driving the saw blade also comprises two adjusting piece groups which are arranged on the saw blade seat and are respectively connected with the guide wheels, so as to adjust the pushing force of the guide wheels for driving the saw blade to push against the driving wheel.
The invention relates to a sawing machine for driving a saw blade by using an annular track, wherein each adjusting piece group is provided with an adjusting washer piece arranged on a saw blade seat, an adjusting shaft rod penetrating through the adjusting washer piece and the saw blade seat, and an adjusting elastic piece sleeved on the adjusting shaft rod, the guide wheels can respectively rotate and are pivoted on the adjusting shaft rod, and each adjusting elastic piece pushes against the corresponding adjusting shaft rod so as to maintain the trend that each guide wheel pushes against the saw blade along the radial direction of the central axis.
The saw cutting machine with the saw blade driven by the annular track is characterized in that the saw blade is further provided with a guide groove which is arranged on the second side surface and surrounds the through hole, each guide wheel is provided with a guide wheel body which is defined with a guide axis and rotates around the respective guide axis, and a convex ring which corresponds to the guide groove of the saw blade and surrounds the respective guide axis, and the convex ring is in clearance fit with the guide groove so that the guide wheels can rotate and are positioned in the guide groove.
The saw cutting machine with the circular track drives the saw blade, the driving wheel is provided with a driving wheel body which rotates through operation, and an embedded seat which is sleeved on the driving wheel body and rotates together with the driving wheel body, the driving wheel rotates through operation, the saw blade is reciprocally changed between a linkage state and a separation state relative to the embedded seat according to centrifugal force during rotation, the saw blade is driven by the driving wheel to rotate, when the saw blade is in the linkage state relative to the embedded seat, the saw blade is embedded into the embedded seat, and when the saw blade is in the separation state relative to the embedded seat, the saw blade is in clearance fit with the embedded seat.
According to the sawing machine with the circular track for driving the saw blade, the first side surface of the saw blade is provided with the annular first contact part connected with the inner peripheral surface, the second side surface of the saw blade is provided with the annular second contact part connected with the inner peripheral surface, the thickness between the first contact part and the second contact part is gradually reduced along the direction approaching to the inner peripheral surface, the jogged seat is provided with the annular jogged groove, and the shape of the jogged groove is correspondingly matched with the first contact part and the second contact part of the saw blade.
The saw cutting machine for driving the saw blade by the annular track comprises a driving wheel body, driving teeth surrounding the driving wheel body, and annular teeth connected with the inner peripheral surface and meshed with the driving teeth, wherein the driving teeth are operated to rotate, the annular teeth are linked to drive the saw blade to rotate, and the clamping wheel and the guide wheel are matched to limit the saw blade together, so that the saw blade is meshed and driven by the driving wheel to rotate.
The invention discloses a sawing machine with a saw blade driven by an annular track, wherein the base unit further comprises a base rod extending from a workbench along the up-down direction, a pivot rod extending along the front-back direction perpendicular to the up-down direction and arranged on the base rod, a mounting seat capable of sliding and sleeved on the pivot rod, a pivoting seat arranged on the mounting seat, a swing arm main body pivoted on the pivoting seat and connected with the saw blade seat, a transmission shell connected with the swing arm main body, and a handle shell connected with the swing arm main body and the transmission shell.
The saw cutting machine with the circular track for driving the saw blade is characterized in that the driving module is further provided with a driving piece which is arranged in the transmission shell and connected with the transmission wheel, and the driving piece can rotate through operation and jointly transmits the rotation of the transmission wheel.
The saw cutting machine with the circular track drives the saw blade, the driving module is further provided with a driving main board which is arranged in the handle shell and is electrically connected with the driving piece, and a pressing switch which is electrically connected with the driving main board and penetrates through the handle shell, the pressing switch part is exposed out of the handle shell, and the driving main board can be triggered by pressing to supply power to the driving piece so as to enable the driving piece to rotate, and the driving wheel is driven to rotate.
The beneficial effects of the invention are that: when the area of the saw blade is unchanged, the rotating shaft center of the driving wheel is limited to be adjacent to the top side of the inner peripheral surface of the saw blade along the up-down direction, so that the cutting depth of the sawing machine for driving the saw blade by the annular track is relatively increased, and the use elasticity is increased.
Drawings
FIG. 1 is a perspective view of a saw machine with a circular track for driving a saw blade according to an embodiment of the present invention;
FIG. 2 is an exploded perspective view of the embodiment;
FIG. 3 is an exploded perspective view showing two clamping wheels, two clamping sets, two guide wheels, two adjustment sets, a drive wheel and a saw blade of the embodiment;
FIG. 4 is a fragmentary perspective assembly view of the embodiment from another perspective showing the connection of the clamping wheel, the set of urging members, the guide wheel, the set of adjustment members, the drive wheel, the saw blade and the drive belt of the embodiment;
FIG. 5 is a side view of the embodiment;
FIG. 6 is a cross-sectional view taken along line VI-VI of FIG. 5;
FIG. 7 is a fragmentary, enlarged, cross-sectional view of FIG. 6;
FIG. 8 is a cross-sectional view taken along line VIII-VIII of FIG. 5;
FIG. 9 is a fragmentary, enlarged, cross-sectional view of FIG. 8;
FIG. 10 is a fragmentary side elevation cross-sectional view showing the drive wheel and the saw blade of a variation of the embodiment.
Detailed Description
Before the present invention is described in detail, it should be noted that in the following description, like components are denoted by the same reference numerals.
Before describing the present invention in detail with reference to the drawings and examples, it should be noted that the terms used in the following description, such as "upper", "lower", "left", "right", "front" and "rear", refer to the orientations shown in the respective drawings and the normal use orientations.
Referring to fig. 1 and 2, an embodiment of a sawing machine for driving a saw blade by an endless track according to the present invention includes a base unit 1 and a sawing unit 2, and defines an up-down direction D1, a left-right direction D2 perpendicular to the up-down direction D1, and a front-back direction D3 perpendicular to the up-down direction D1 and the left-right direction.
The base unit 1 includes a table 11 having a working surface 111, a base rod 12 extending from the table 11 in the up-down direction D1, two hinge arms 13 extending in the front-back direction D3 and provided to the base rod 12, a mounting base 14 slidably fitted to the hinge arms 13, and a pivot base 15 provided to the mounting base 14. In addition, in other variations, the number of the hinge arms 13 may be one or more than two, which is not limited to the present embodiment.
The sawing unit 2 comprises a swing arm module 3 pivoted on the base unit 1, two tightening piece groups 4 respectively arranged on the swing arm module 3, two adjusting piece groups 5 respectively arranged on the swing arm module 3 and respectively corresponding to the tightening piece groups 4, a saw blade 6 rotating around a central axis L1, and a driving module 7.
The swing arm module 3 has a swing arm body 31 pivoted to the pivot seat 15 and rotating around a folding axis L2, a transmission housing 32 connected to the swing arm body 31, a handle housing 33 connected to the swing arm body 31 and the transmission housing 32, and a saw blade seat 34 connected to the swing arm body 31 and adjacent to the saw blade 6.
Referring to fig. 1 to 3, the packing set 4 is disposed on the saw blade seat 34. Each packing set 4 has a packing seat 41 movable in the left-right direction D2 and disposed on the saw blade seat 34, a packing shaft 42 disposed on the packing seat 41 and spaced from the first side 61, a packing elastic member 43 abutting against the packing seat 41, a packing arm member 44 disposed on the packing seat 41 and pivoted on the packing shaft 42, and an auxiliary elastic member 45 abutting against the packing arm member 44.
The adjusting member set 5 is disposed on the saw blade seat 34. Each adjusting member set 5 has an adjusting washer member 51 disposed on the saw blade seat 34, an adjusting shaft 52 passing through the adjusting washer member 51 and the saw blade seat 34, and an adjusting elastic member 53 sleeved on the adjusting shaft 52.
Referring to fig. 3 and 4, the saw blade 6 is rotatably disposed on the driving module 7 and is driven by the driving module 7 to rotate around the central axis L1. The saw blade 6 is located below the saw blade seat 34 and has a first side 61, a second side 62 opposite to the first side 61, a through hole 63 penetrating the first side 61 and the second side 62, an inner peripheral surface 64 defining the through hole 63, and two guide grooves 65 located on the second side 62 and surrounding the through hole 63. More precisely, the first side 61 has a first annular contact portion 611 connected to the inner peripheral surface 64, the second side 62 has a second annular contact portion 621 connected to the inner peripheral surface 64, and the thickness between the first contact portion 611 and the second contact portion 621 is gradually reduced in a direction approaching the inner peripheral surface 64 (as described in the following paragraphs together with fig. 9).
In addition, in other variations, the number of the guide grooves 65 of the saw blade 6 may be one or more than two, which is not limited to the present embodiment.
Referring to fig. 1 to 4, the driving module 7 has a driving wheel 71 adjacent to the inner peripheral surface 64 and capable of driving and connecting with the saw blade 6, two clamping wheels 72 abutting against the first side surface 61, two guiding wheels 73 respectively corresponding to the clamping wheels 72 and abutting against the second side surface 62, a driving member 74 disposed in the driving housing 32 and connected with the driving wheel 71 by a driving belt 741, a driving main board 75 disposed in the grip housing 33 and electrically connected with the driving member 74, and a pressing switch 76 electrically connected with the driving main board 75 and penetrating through the grip housing 33, wherein the pressing switch 76 is partially exposed outside the grip housing 33 for pressing.
Referring to fig. 4 and 5, the clamping wheels 72 are respectively disposed on the saw blade seat 34 by the tightening member set 4, the clamping wheels 72 are respectively rotatable and pivotally disposed on the tightening shaft rod 42, and the tightening elastic member 43 maintains the trend that the tightening shaft rod 42 drives the clamping wheels 72 to push against the saw blade 6 along the left-right direction D2, and the stability of pushing against the saw blade 6 along the left-right direction D2 is maintained by matching the tightening arm member 44 and the auxiliary elastic member 45.
Referring to fig. 4 to 7, each guide wheel 73 has a guide wheel body 731 defining a guide axis L3 and rotating about the respective guide axis L3, and two convex rings 732 corresponding to the guide grooves 65 and surrounding the respective guide axis L3, the convex rings 732 being in clearance fit with the guide grooves 65 so that the guide wheels 73 can rotate and be positioned in the guide grooves 65.
It should be noted that, in other variations, the number of the protruding rings 732 of each guiding wheel 73 may be one or more than two, so long as the protruding rings 732 of each guiding wheel 73 are matched with the guiding groove 65 of the saw blade 6, so that the guiding wheel 73 can rotate and be positioned in the guiding groove 65 to achieve the guiding effect, which is not limited by the embodiment.
The guiding wheels 73 are respectively disposed on the saw blade seat 34 by the adjusting member set 5, the guiding wheels 73 are respectively rotatable and pivotally disposed on the adjusting shaft 52, and both sides of each adjusting elastic member 53 push against the corresponding adjusting shaft 73 and the saw blade seat 34, so as to maintain the tendency of each guiding wheel 73 to push against the saw blade 6 along the radial direction of the central axis L1.
Referring to fig. 4, 5, 8 and 9, the driving wheel 71 has a driving wheel body 711 rotating around a rotation axis L4, and a engaging seat 712 sleeved on the driving wheel body 711 and rotating together with the driving wheel body 711, the driving wheel 71 is operated to rotate, the guiding wheel 73 pushes the saw blade 6 against the driving wheel 71 along the up-down direction D1 together, the saw blade 6 is reciprocally transformed between a linkage state and a release state according to the centrifugal force during rotation, so that the saw blade 6 is driven by the driving wheel 71 to rotate, the saw blade 6 is engaged into the engaging seat 712 when the saw blade 6 is located in the linkage state relative to the engaging seat 712, and the saw blade 6 is in clearance fit with the engaging seat 712 when the driving wheel 71 is located in the release state relative to the engaging seat 712.
More precisely, the engagement seat 712 defines an engagement groove 713 having a ring shape and surrounding the rotation axis L4, and the width of the engagement groove 713 with respect to the right-left direction D2 is gradually narrowed in the radial direction of the rotation axis L4. The shape of the engaging groove 713 correspondingly matches the first contact portion 611 and the second contact portion 621 of the saw blade 6 to increase the friction force between the saw blade 6 and the engaging seat 712.
In use, referring to fig. 1, 4, 7 and 9, the pressing switch 76 may be pressed to trigger the driving main board 75 to supply power to the driving member 74, so that the driving member 74 rotates, and the driving wheel 71 is continuously driven to rotate, when the saw blade 6 is in the interlocking state relative to the interlocking seat 712, the saw blade 6 is embedded in the interlocking groove 713 and is embedded in the interlocking seat 712, at this time, the interlocking seat 712 drives the saw blade 6 to continuously rotate, and when the saw blade 6 rotates, the saw blade 6 slides away from the interlocking seat 712 due to centrifugal force, the saw blade 6 is shifted to the disengaged state relative to the interlocking seat 712, but because the guiding wheel 73 cooperates with the adjusting elastic member 53 to limit the saw blade 6, the saw blade 6 is rebounded to be pushed against the driving wheel 71, so that the saw blade 6 is reversely embedded in the interlocking seat 712, and the saw blade 6 is reciprocally shifted between the interlocking state and the disengaged state relative to the interlocking seat 712, and the saw blade 6 is driven to continuously rotate due to the friction force between the driving wheel 71.
Referring to fig. 1, 4 and 10, a variation of the embodiment includes the base unit 1 and the sawing unit 2, wherein the driving wheel 71 of the variation (as shown in fig. 10) includes the driving wheel body 711, a ring of driving teeth 714 surrounding the driving wheel body 711, the saw blade 6 includes the first side 61, the second side 62, the through hole 63, the inner peripheral surface 64, the guiding slot 65, and a ring of teeth 66 connected to the inner peripheral surface 64 and meshed with the driving teeth 714.
In use, referring to fig. 1, 4, 7 and 10, the pressing switch 76 may be pressed to trigger the driving main board 75 to supply power to the driving member 74 to rotate the driving member 74, thereby driving the driving wheel 71 to rotate, the driving teeth 714 are driven to rotate in conjunction with the operation, the ring teeth 66 are driven to rotate the saw blade 6, and the clamping wheel 72 and the guiding wheel 73 cooperate to limit the saw blade 6, so that the saw blade 6 is driven to rotate by the driving wheel 71.
In summary, in the above-mentioned embodiment, the engaging seat 712 cooperates with the guiding wheel 73 to push against the driving wheel 71 along the up-down direction D1, so that the saw blade 6 is reciprocally shifted between the engaged state and the disengaged state relative to the engaging seat 712, so that the saw blade 6 is driven by the friction force between the engaging seat 712 and the driving wheel 71 to rotate, or in the variant of the embodiment, the ring teeth 66 engage with the saw blade 6, and cooperate with the clamping wheel 72 and the guiding wheel 73 to jointly limit the saw blade 6, so that the saw blade 6 is engaged with the driving wheel 71 to rotate.
However, the foregoing is only illustrative of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims and their equivalents.

Claims (12)

1. A sawing machine with a circular track for driving a saw blade comprises a base unit and a sawing unit; the method is characterized in that: the base unit comprises a workbench, the sawing unit comprises a swing arm module pivoted on the base unit, a driving module connected with the swing arm module, and a saw blade capable of rotating and arranged on the driving module, the saw blade is provided with a first side face, a second side face opposite to the first side face, a perforation penetrating through the first side face and the second side face, and an inner peripheral face defining the perforation, the swing arm module is provided with a saw blade seat adjacent to the saw blade, the driving module is provided with a driving wheel adjacent to the inner peripheral face and capable of driving and connecting with the saw blade, two clamping wheels arranged on the saw blade seat and abutting against the first side face, and two guide wheels arranged on the saw blade seat and respectively corresponding to the clamping wheels and abutting against the second side face, the guide wheels jointly push the saw blade against the driving wheel in the up-down direction, and the driving module is operated to drive the saw blade to rotate along with the driving wheel driven by friction force between the driving wheel and the driving wheel.
2. Sawing machine with saw blade driven by circular rail according to claim 1, characterized in that: the sawing unit further comprises two pressing component groups which are arranged on the saw blade seat and are respectively connected with the clamping wheels, so that the pushing force of the clamping wheels pushing against the saw blade is maintained.
3. Sawing machine with saw blade driven by circular track according to claim 2, characterized in that: each packing piece group is provided with a packing seat piece which can move along the left-right direction perpendicular to the up-down direction and is arranged on the saw blade seat, a packing shaft rod which is arranged on the packing seat piece and is spaced with the first side surface, a packing elastic piece which is propped against the packing seat piece, a packing support arm piece which is arranged on the packing seat piece and is pivoted on the packing shaft rod, and an auxiliary elastic piece which is propped against the packing support arm piece, wherein the clamping wheels can respectively rotate and are pivoted on the packing shaft rod, and the packing elastic piece maintains the trend that the packing shaft rod drives the clamping wheels to push against the saw blade.
4. Sawing machine with saw blade driven by circular track according to claim 2, characterized in that: the saw cutting unit further comprises two adjusting piece groups which are arranged on the saw blade seat and are respectively connected with the guide wheels, so that the pushing force of the guide wheels to drive the saw blade to push against the driving wheels is adjusted.
5. The sawing machine with a circular track for driving saw blades as claimed in claim 4, wherein: each adjusting piece group is provided with an adjusting washer piece arranged on the saw blade seat, an adjusting shaft rod penetrating through the adjusting washer piece and the saw blade seat, and an adjusting elastic piece sleeved on the adjusting shaft rod, wherein the guide wheels can rotate respectively and are pivoted on the adjusting shaft rod, and each adjusting elastic piece pushes against the corresponding adjusting shaft rod so as to maintain the trend that each guide wheel pushes against the saw blade along the radial direction of the central axis.
6. The sawing machine with a circular track for driving saw blades as claimed in claim 5, wherein: the saw blade also has a guide slot on the second side and surrounding the through hole, each guide wheel has a guide wheel body defining a guide axis and rotating around the respective guide axis, and a convex ring corresponding to the guide slot of the saw blade and surrounding the respective guide axis, the convex ring being in clearance fit with the guide slot so that the guide wheel can rotate and be positioned in the guide slot.
7. The sawing machine with a circular track for driving saw blades as claimed in claim 4, wherein: the driving wheel is provided with a driving wheel body which rotates through operation, and an embedded seat which is sleeved on the driving wheel body and rotates together with the driving wheel body, the driving wheel rotates through operation, the saw blade is reciprocally changed between a linkage state and a separation state relative to the embedded seat according to centrifugal force during rotation, so that the saw blade is driven by the driving wheel to rotate, when the saw blade is positioned in the linkage state relative to the embedded seat, the saw blade is embedded into the embedded seat, and when the saw blade is positioned in the separation state relative to the embedded seat, the saw blade is in clearance fit with the embedded seat.
8. The saw machine with circular rails for moving saw blades according to claim 7, wherein: the first side of the saw blade is provided with a first annular contact part connected with the inner peripheral surface, the second side of the saw blade is provided with a second annular contact part connected with the inner peripheral surface, the thickness between the first contact part and the second contact part is gradually reduced along the direction approaching to the inner peripheral surface, the jogged seat is provided with an annular jogged groove, and the shape of the jogged groove is correspondingly matched with the first contact part and the second contact part of the saw blade.
9. The sawing machine with a circular track for driving saw blades as claimed in claim 4, wherein: the driving wheel is provided with a driving wheel body and driving teeth which are arranged around the driving wheel body, the saw blade is also provided with ring teeth which are connected with the inner peripheral surface and meshed with the driving teeth, the driving teeth are operated to rotate, the ring teeth are linked to drive the saw blade to rotate, and the clamping wheel and the guide wheel are matched to limit the saw blade together, so that the saw blade is meshed and driven by the driving wheel to rotate.
10. Sawing machine with saw blade driven by circular rail according to claim 1, characterized in that: the base unit further comprises a base rod extending from the workbench along the up-down direction, a pivot rod extending along the front-back direction perpendicular to the up-down direction and arranged on the base rod, a mounting seat capable of sliding and sleeved on the pivot rod, and a pivot seat arranged on the mounting seat, wherein the swing arm module further comprises a swing arm main body pivoted on the pivot seat and connected with the saw blade seat, a transmission shell connected with the swing arm main body, and a handle shell connected with the swing arm main body and the transmission shell.
11. Sawing machine with saw blade driven by an endless track according to claim 10, characterized in that: the driving module is also provided with a driving piece which is arranged in the transmission shell and is connected with the transmission wheel, and the driving piece can rotate through operation and jointly transmits the rotation of the transmission wheel.
12. Sawing machine with saw blade driven by an endless track according to claim 11, characterized in that: the driving module is also provided with a driving main board which is arranged in the handle shell and is electrically connected with the driving piece, and a pressing switch which is electrically connected with the driving main board and penetrates through the handle shell, wherein the pressing switch part is exposed out of the handle shell and can trigger the driving main board to supply power to the driving piece through pressing so as to enable the driving piece to rotate, and the driving wheel is driven to rotate.
CN202210066506.7A 2022-01-20 2022-01-20 Sawing machine with circular rail for driving saw blade Pending CN116511596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210066506.7A CN116511596A (en) 2022-01-20 2022-01-20 Sawing machine with circular rail for driving saw blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210066506.7A CN116511596A (en) 2022-01-20 2022-01-20 Sawing machine with circular rail for driving saw blade

Publications (1)

Publication Number Publication Date
CN116511596A true CN116511596A (en) 2023-08-01

Family

ID=87394552

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210066506.7A Pending CN116511596A (en) 2022-01-20 2022-01-20 Sawing machine with circular rail for driving saw blade

Country Status (1)

Country Link
CN (1) CN116511596A (en)

Similar Documents

Publication Publication Date Title
EP2036686B1 (en) Saw with increased depth of cut
US7254892B2 (en) Support mechanism for a reciprocating tool
US9701035B2 (en) Adjustable locking shoe
US20070180711A1 (en) Jigsaw actuation mechanism for imparting scrolling, orbital and reciprocating movement
JP4534549B2 (en) Tabletop cutting machine
US8567295B2 (en) Band saw blade removal mechanism
US10946462B2 (en) Portable band saw
US8069765B2 (en) Stand for supporting a hand-held powered operated band saw
EP1607198B8 (en) Portable cutting tool
EP1518629A1 (en) Clamping apparatus for a tool component and an improved scrolling mechanism
US20100282039A1 (en) Spreader assembly for table saw
CN112008664A (en) Multifunctional electric tool
CN116511596A (en) Sawing machine with circular rail for driving saw blade
US11407138B2 (en) Electric tool
JP7103002B2 (en) Cutting machine
JP5391840B2 (en) Tabletop cutting machine
JP4715786B2 (en) Tabletop cutting machine
US20200254576A1 (en) Portable machining apparatus
CN216462167U (en) Miter saw
JP2017213647A (en) Cutting machine
TWI719910B (en) Cutting apparatus
CN117943613A (en) Electric tool and circular saw
US20230085057A1 (en) Mechanism for adjusting position of a removable fence of a power miter saw
CN203171064U (en) Portable electric saw used for cutting workpiece
CN109382551B (en) Power tool

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination