CN107009436B - Anti-collapse woodworking circular saw workbench and using method thereof - Google Patents
Anti-collapse woodworking circular saw workbench and using method thereof Download PDFInfo
- Publication number
- CN107009436B CN107009436B CN201710413877.7A CN201710413877A CN107009436B CN 107009436 B CN107009436 B CN 107009436B CN 201710413877 A CN201710413877 A CN 201710413877A CN 107009436 B CN107009436 B CN 107009436B
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- fixed
- circular saw
- rope
- protective cover
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/29—Details; Component parts; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/16—Saw benches
- B27B5/22—Saw benches with non-feedable circular saw blade
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G19/00—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
- B27G19/02—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws for circular saws
Abstract
The invention relates to an anti-collapse woodworking circular saw workbench and a using method thereof. The existing woodworking circular saw protective cover is inconvenient to adjust, the anti-collapse woodworking circular saw working table comprises a working table, a woodworking circular saw and a semicircular protective cover, a telescopic hanging post and a pulley block device, the semicircular protective cover is fixed above the semicircular protective cover through the telescopic hanging post, the pulley block device comprises a movable pulley, at least a fixed pulley, a rope and a fixed pile, the movable pulley is directly or indirectly fixed on the semicircular protective cover, the fixed pulley is fixed above the semicircular protective cover, a plurality of pairs of hooks are arranged on the fixed pile, one end of the rope is tied at the lower end of an outer square pipe, the other end of the rope crosses the movable pulley and the fixed pulley and is tied on a hanging ring, the hanging ring can be hung on the hook selectively, the hanging ring is an open square ring, a through hole is formed in the middle of the open square ring, the rope is tied in the through hole, and each pair of hooks comprises a left hook and a right hook. This prevent collapsing carpenter's circular saw workstation has simple structure, safe convenient advantage, uses when being fit for building site's processing timber.
Description
Technical Field
The invention relates to an anti-collapse woodworking circular saw workbench and a using method thereof.
Background
The carpenter circular saw is necessary for cutting the battens and the templates on the construction site of the building engineering. Due to environmental requirements, some battens are formed by sawing old timbers such as old house beams, purlins and the like, the old timbers are often hidden by steel nails, a plurality of battens and templates are also required to be repeatedly used, and the repeatedly used battens and templates are also mostly hidden by steel nails, shooting nails and the like. Once the circular saw for woodworker can not saw the steel nail or shoot the nail, the saw teeth are broken, and the broken teeth, the steel nail or the shoot nail are thrown out at high speed, which causes accidents. Therefore, a semicircular protective cover is additionally arranged beside a saw blade of the woodworking circular saw, but the existing semicircular protective cover is fixed and cannot be adjusted, so that the sawing of wood is not influenced, the semicircular protective cover is generally fixed at a position far away from the table top of a circular saw workbench, but the gap is enlarged, and broken teeth, steel nails and shooting nails are easily thrown out.
Disclosure of Invention
The invention aims to solve the technical problem of how to solve the defects of inconvenient and unsafe adjustment of a woodworking circular saw shield, and provides an anti-collapse woodworking circular saw workbench and a using method thereof.
For solving above-mentioned technical problem, this prevent collapsing carpenter's circular saw workstation includes workstation, carpenter's circular saw and semi-circular protection casing, carpenter's circular saw includes circular saw blade and driving motor, it has T type to lead to the groove to open on the workstation, and T type leads to the groove to lead to the groove by a rectangle and rectangular logical groove constitutes, and the rectangle leads to the groove to meet with rectangular logical groove middle part, driving motor installs at the rectangular logical inslot, circular saw blade fixes on driving motor's output shaft, circular saw blade stretches out rectangular logical groove from bottom to top outside, and semi-circular protection casing hangs circular saw blade top, its characterized in that: the pulley block device comprises a movable pulley, at least one fixed pulley, a rope and a fixed pile, wherein the movable pulley is directly or indirectly fixed on the semicircular protective cover, the fixed pulley is fixed above the semicircular protective cover, the fixed pile is provided with a plurality of pairs of evenly distributed hooks, one end of the rope is tied on a tying hole at the lower end of the outer square pipe, the other end of the rope crosses the movable pulley and the fixed pulley and is tied and wound on a hanging ring, the link is opening square ring, and this opening square ring one side middle division has a through-hole, is equipped with the breach with an edge that this limit is parallel, the rope just is in this through-hole to the edge of part winding in through-hole both sides, every couple comprises left hook and right hook, and the minimum clearance between the two is greater than the rope external diameter, and left hook and right hook comprise fixed baseplate and decurrent arc hook plate, and fixed baseplate passes through fix with rivet on the spud pile, opening square ring can select one to block on different couples.
When the wood cutting machine is used, the position of the hanging ring is adjusted according to the thickness of wood to be cut, the hanging ring moves downwards, and the semicircular protective cover rises; the method comprises the following steps that (1) when the wood to be sawed is thick, a hanging ring moves upwards and is lowered under the action of gravity, so that a gap of 0.5-1 cm is kept between the lower edge of a semicircular protective cover and the upper surface of the wood to be sawed all the time, the lower edge of the semicircular protective cover is selectively hung on different hooks through the hanging ring, and the height of the semicircular protective cover is roughly adjusted; and the number of turns of the rope wound on the clamping ring is adjusted, so that the height of the semicircular protective cover is finely adjusted.
The design does not affect wood processing, and is not easy to cause accidents of cracking and sawing people. When processing the timber of different thickness, only need hang the couple of link at different heights, it is very convenient.
Preferably, the fixed pulleys comprise at least two fixed pulleys, at least one fixed pulley is located above the fixed pile, one fixed pulley is located above the semicircular protective cover, a scale is further fixed between the fixed pile and the fixed pulley, the scale is parallel to a rope between the fixed pulley and the fixed pile, a pointer is further arranged on the rope, when the lower edge of the semicircular protective cover is tangent to the outermost edge of the circular saw blade, the pointer is over against the upper dead point of the middle section of the scale, when the lower edge of the semicircular protective cover is 1 mm away from the upper surface of the workbench, the pointer is over against the lower dead point of the middle section of the scale, the upper dead point of the scale is marked with 2 mm, and then the gradually increased numerical values are sequentially marked from top to bottom.
Preferably, the strip through groove is connected with the middle section of a transverse through groove, saw teeth of the circular saw blade pass through the transverse through groove from top to bottom, steel nails possibly appearing in wood to be sawed can pass through the transverse through groove and fall below the workbench.
The use method of the anti-collapse woodworking circular saw workbench comprises the following steps:
1) according to the thickness value of the wood to be sawn and the value on the scale, one of the open square rings is clamped on different hooks, so that the difference between the value on the pointer indication scale and the thickness value of the wood to be sawn is minimum, and the height of the semi-circular protective cover is roughly adjusted;
2) according to the thickness value of the wood to be sawn and the value on the scale, the number of winding turns of the rope on the opening square ring is adjusted to enable the value on the pointer indication scale to be equal to the thickness value of the wood to be sawn, and the height of the semicircular protective cover is finely adjusted;
3) starting the driving motor, pushing the wood to be sawed to the circular saw blade along the workbench, and processing.
The anti-collapse woodworking circular saw worktable has the advantages of simple structure, safety and convenience, and is widely applied to the wood processing process of construction sites.
Drawings
The anti-collapse woodworking circular saw worktable is further described with reference to the accompanying drawings:
FIG. 1 is a schematic view of a cross-sectional structure of the anti-collapse woodworking circular saw worktable (the worktable is cut along a vertical bisection plane passing through a long through groove);
FIG. 2 is a schematic view of the table, woodworking circular saw, T-shaped through slot and transverse through slot shown in FIG. 1.
In the figure: 1 is the workstation, 2 is semi-circular protection casing, 3 is circular saw blade, 4 is driving motor, 5 is the rectangle through groove, 6 is the rectangular through groove, 7 is outer side pipe, 8 is interior side pipe, 9 is vertical spout, 10 is the traveller, 11 is the movable pulley, 12 is the fixed pulley, 13 is the rope, 14 is the spud pile, 15 is the couple, 16 is the link, 17 is the through-hole, 18 is the PMKD, 19 is the arc hook plate, 20 is the pole setting, 21 is the horizontal screw, 22 is the balance screw, 23 is the scale, 24 is the pointer, 25 is horizontal through groove, 26 is the rivet, 27 is the breach.
Detailed Description
The first implementation mode comprises the following steps: as shown in figure 1, this prevent collapsing carpenter's circular saw workstation includes workstation 1, carpenter's circular saw and semi-circular protection casing 2, carpenter's circular saw includes circular saw blade 3 and driving motor 4, it has the T type to lead to the groove to open on workstation 1, and the T type leads to the groove to lead to 5 and rectangular logical groove 6 by a rectangle and constitutes, and rectangular logical groove 5 meets with rectangular logical groove 6 middle part, driving motor 4 is installed in rectangular logical groove 5, circular saw blade 3 is fixed on driving motor 4's output shaft, circular saw blade 3 stretches out outside rectangular logical groove 6 from bottom to top, and semi-circular protection casing 2 hangs circular saw blade 3 top. This prevent collapsing carpenter's circular saw workstation still includes flexible davit and assembly pulley device, flexible davit comprises foreign side pipe 7 and interior side pipe 8, and wherein the 7 tops of foreign side pipe are fixed, interior side pipe 8 sets up in foreign side pipe 7, and both sides are equipped with vertical spout 9 respectively around the foreign side pipe 7, be fixed with traveller 10 on the foreign side pipe 7, this traveller 10 can slide from top to bottom in vertical spout 9 to thereby restrict, guide interior side pipe 8 reciprocates in foreign side pipe 7, including the 8 lower extremes of square pipe are fixed to semi-circular protection casing 2. The pulley block device comprises a movable pulley 11, at least one fixed pulley 12, a rope 13 and a fixing pile 14, wherein the movable pulley 11 is directly or indirectly fixed on the semicircular protective cover 2, the fixed pulley 12 is fixed above the semicircular protective cover 2, a plurality of pairs of hooks 15 which are uniformly distributed are arranged on the fixing pile 14, one end of the rope 13 is tied on a tying hole at the lower end of the outer square pipe 7, the other end of the rope crosses the movable pulley 11 and the fixed pulley 12 and is tied and wound on a hanging ring 16, the hanging ring 16 is an open square ring, a through hole 17 is formed in the middle of one side of the open square ring, a notch 27 is formed in one side parallel to the side, the rope 13 is tied in the through hole 17, and part of the rope is wound on the sides of two sides of the through hole 17. Each pair of hooks 15 consists of a left hook and a right hook, the minimum clearance between the left hook and the right hook is larger than the outer diameter of the rope 13, the left hook and the right hook are both composed of a fixed base plate 18 and a downward arc-shaped hook plate 19, the fixed base plate 18 is fixed on the fixing pile 14 through rivets 26, and the open square ring can be alternatively clamped on different hooks 15.
The middle part of the semicircular protective cover 2 is fixed at the lower end of an upright rod 20, the movable pulley 11 is fixed at the top end of the upright rod 20, the upright rod 20 is fixed at one side of the inner square tube 8, a horizontal screw 21 is further arranged at the other side of the upright rod 20, a balance screw 22 is further arranged on the horizontal screw 21, and the balance screw 22 can adjust the integral gravity center of the inner square tube 8, the semicircular protective cover 2, the upright rod 20, the horizontal screw 21 and the balance screw 22 to a vertical plane passing through the axis of the movable pulley 11. By the design, when the lifting device is lifted, the friction between the inner square tube 7 and the outer square tube 8 is small.
The fixed pulleys 12 comprise at least two fixed pulleys, at least one fixed pulley 12 is positioned above the fixed pile 14, one fixed pulley 12 is positioned above the semicircular protective cover 2, a scale 23 is also fixed between the fixed pile 14 and the fixed pulley 12, the scale 23 is parallel to the rope 13 between the fixed pulley 12 and the fixed pile 14, the rope 13 is also provided with a pointer 24, when the lower edge of the semicircular protective cover 2 is tangent to the outermost edge of the circular saw blade 3, the pointer 24 is over against the top dead center of the middle section of the scale 23, when the lower edge of the semicircular protective cover 3 is 1 mm away from the upper surface of the workbench 1, the pointer 24 is over against the lower dead point of the middle section of the scale 23, the upper dead point of the scale 23 is marked with 2 mm, then, gradually increasing numerical values are marked from top to bottom in sequence, and the numerical value marked at the lower dead center of the scale 23 is the maximum thickness of the wood which can be sawed by the anti-collapse woodworking circular saw workbench.
By the design, the lifting height value of the semicircular protective cover 2 can be controlled through reading.
As shown in fig. 2, the long through groove 5 is connected to a middle section of a transverse through groove 25, and the saw teeth of the circular saw blade 3 pass through the transverse through groove 25 from top to bottom, so that steel nails possibly existing in wood to be sawed can pass through the transverse through groove 25 and fall below the workbench 1. So design, meet the steel nail in timber when circular saw blade 3's sawtooth, can hit the steel nail from horizontal logical groove 25 and fall below the 1 mesa of workstation, the accident of steel nail card on rectangular logical groove 5 can not appear.
Embodiment one the use method of preventing caving up carpenter's circular saw workstation, including the following step:
1) according to the thickness value of the wood to be sawn and the value on the scale, one of the open square rings is clamped on different hooks, so that the difference between the value on the pointer indication scale and the thickness value of the wood to be sawn is minimum, and the height of the semi-circular protective cover is roughly adjusted;
2) according to the thickness value of the wood to be sawn and the value on the scale, the number of winding turns of the rope on the opening square ring is adjusted to enable the value on the pointer indication scale to be equal to the thickness value of the wood to be sawn, and the height of the semicircular protective cover is finely adjusted; the number of winding turns can be increased or decreased by several turns, or by one-half, one-third, one-fourth or other fractional turns, as desired.
3) Starting the driving motor, pushing the wood to be sawed to the circular saw blade along the workbench, and processing.
Claims (4)
1. The utility model provides a prevent collapsing carpenter's circular saw workstation, includes workstation, carpenter's circular saw and semi-circular protection casing, carpenter's circular saw includes circular saw blade and driving motor, it has T type to lead to the groove to open on the workstation, and T type leads to the groove to lead to the groove by a rectangle and rectangular to lead to the groove to constitute, and the rectangle leads to the groove and rectangular to lead to the groove middle part to meet, driving motor installs at rectangular logical inslot, circular saw blade fixes on driving motor's output shaft, circular saw blade stretches out rectangular from bottom to top outside leading to the groove, and semi-circular protection casing hangs circular saw blade top, its characterized in that: the pulley block device comprises a movable pulley, at least one fixed pulley, a rope and a fixed pile, wherein the movable pulley is directly or indirectly fixed on the semicircular protective cover, the fixed pulley is fixed above the semicircular protective cover, the fixed pile is provided with a plurality of pairs of evenly distributed hooks, one end of the rope is tied on a tying hole at the lower end of the outer square pipe, the other end of the rope crosses the movable pulley and the fixed pulley and is tied and wound on a hanging ring, the hanging ring is an open square ring, a through hole is arranged in the middle of one side of the open square ring, a gap is arranged on one side parallel to the side, the rope is tied in the through hole and is partially wound on the sides on the two sides of the through hole, each pair of hooks comprises a left hook and a right hook, the minimum gap between the left hook and the right hook is larger than the outer diameter of the rope, the left hook and the right hook are both composed of a fixed base plate and a downward arc-shaped hook plate, the fixed base plate is fixed on a fixed pile through rivets, the open square ring can be selectively clamped on different hooks, the middle part of the semicircular protective cover is fixed on the lower end of a vertical rod, the movable pulley is fixed on the top end of the vertical rod, the vertical rod is fixed on one side of an inner square tube, and a horizontal screw rod is arranged on the other side of the vertical rod,
the horizontal screw is also provided with a balance screw nut.
2. A saw table according to claim 1, wherein: the fixed pulleys include two at least, have a fixed pulley to be located the spud pile top, and a fixed pulley is located semi-circular protection casing top, still is fixed with a scale between spud pile and the fixed pulley, the scale is on a parallel with the rope between fixed pulley and the spud pile, still be equipped with a pointer on the rope, when semi-circular protection casing lower edge is tangent with circular saw blade outer fringe most, the pointer is just right the top dead center in scale middle section, when semi-circular protection casing lower edge is 1 millimeter apart from the workstation upper surface, the pointer is just right the lower dead center in scale middle section, the top dead center mark of scale 2 millimeters, then top-down marks the numerical value that increases gradually in proper order, and the lower dead center mark numerical value of scale is the maximum thickness of this timber that prevents collapsing carpenter's circular saw workstation and can saw cut.
3. A collapse-preventing circular saw bench as claimed in claim 1 or 2, wherein: the long strip through groove is connected with the middle section of one transverse through groove, saw teeth of the circular saw blade pass through the transverse through groove from top to bottom, steel nails possibly appearing in wood to be sawed can pass through the transverse through groove and fall below the workbench.
4. A method of using an anti-tipping woodworking circular saw table as claimed in claim 1, 2 or 3, comprising the steps of:
1) according to the thickness value of the wood to be sawn and the value on the scale, one of the open square rings is clamped on different hooks, so that the difference between the value on the pointer indication scale and the thickness value of the wood to be sawn is minimum, and the height of the semi-circular protective cover is roughly adjusted;
2) according to the thickness value of the wood to be sawn and the value on the scale, the number of winding turns of the rope on the opening square ring is adjusted to enable the value on the pointer indication scale to be equal to the thickness value of the wood to be sawn, and the height of the semicircular protective cover is finely adjusted;
3) starting the driving motor, pushing the wood to be sawed to the circular saw blade along the workbench, and processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710413877.7A CN107009436B (en) | 2017-06-05 | 2017-06-05 | Anti-collapse woodworking circular saw workbench and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710413877.7A CN107009436B (en) | 2017-06-05 | 2017-06-05 | Anti-collapse woodworking circular saw workbench and using method thereof |
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| Publication Number | Publication Date |
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| CN107009436A CN107009436A (en) | 2017-08-04 |
| CN107009436B true CN107009436B (en) | 2022-03-22 |
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| CN201710413877.7A Active CN107009436B (en) | 2017-06-05 | 2017-06-05 | Anti-collapse woodworking circular saw workbench and using method thereof |
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