CN2270610Y

CN2270610Y - Saw frame locating type angle-adjusting woodworking sawing machine

Info

Publication number: CN2270610Y
Application number: CN 96222478
Authority: CN
Inventors: 王秀风
Original assignee: 王秀凤
Priority date: 1996-12-17
Filing date: 1996-12-17
Publication date: 1997-12-17
Anticipated expiration: 2006-12-17

Abstract

The utility model relates to a saw frame positioning type angle-adjusting woodworking sawing machine, comprising a saw table, a cantilever, two saw frames and a bow saw; a wall panel is respectively arranged on the left side of the cantilever and the right side of the cantilever; the outside of each of the wall panels is provided with the saw frame; the outside of each of the saw frames is provided with a casing plate; the upper part of each of the saw frames is provided with a bow saw; the top of each of the wall panels is provided with a concave margin; the lower part of the concave margin is provided with an arc-shaped slotted hole; each of the wall panels is provided with a plurality of connecting holes; the upper part in each of the saw frames is provided with a flange; the flange is arranged on the concave margin; a convex column and a positioning hole are arranged on each of the saw frames; the inner side of each of the casing plates is provided with a basic post of a through hole; a coupling screw passes through a through hole of a basic post, is connected with the wall panels by a hole and is locked; a connecting tube which is provided with a middle hole is arranged on the casing plate; a plug is arranged in the middle hole; the bolt can be pushed and clamped in the positioning hole each of the saw frames.

Description

Saw frame locate mode adjustable angle woodworking sawing machine

The utility model relates to a kind of carpenter saw by hand.

Known Carpenter's saw, as shown in Figure 1, critical part in order to conversion sawing direction, be the arc-shaped concave 421 of bearing 40, these arc-shaped concave 421 tops of assembly what be the revolving part 43 of a circular arc, gravity by what arc-shaped concave 421 these saw frames of left and right sides bolster and bow saw, so its width is big more steady more, these arc-shaped concave about 421 distances are also just long more like this, the revolving part 43 periphery areas that match with it are also along with increase, its binding face is big more, in processing, certainly will spend more time and human cost, especially to on-plane surface and tighter as cutting the required precision of saw angle reference, and the arc-shaped concave 421 of accepting revolving part 43 is the shape that upwards is arranged with, many wood chips drop on this arc-shaped concave 421 concave parts when sawing, like this, on the one hand can be gradually revolving part 43 jack-up, make pivot produce deviation, simultaneously, can more and more have some setbacks because of the accumulation rotation of wood chip during use, particularly between the parts that rotate mutually, usually all can inject lubricating oil, in case and wood chip falls into to be stained with in this arc-shaped concave 421 and affixes lubricating oil, remove and take the machine components of assembly apart, otherwise be difficult to remove.

Main purpose of the present utility model is to provide the woodworking sawing machine of the adjustable saw corner cut of a kind of saw frame locate mode degree, and the design of its saw frame bead of mat is more smooth and easy in the time of avoiding wood chip to fall into making between the mating surface saw frame rotation.

Time purpose of the utility model is to provide a kind of sawing locate mode adjustable angle carpenter, and the design of mat saw saw frame and cantilever wallboard makes according to this that two parts mating surfaces of angle of revolution are reduced to minimum, and then reduces machined surface, the saving cost.

A kind of saw frame locate mode of the utility model adjustable angle woodworking sawing machine, comprise a buck, a cantilever, two saw frames and bow saw, respectively establish a wallboard about suspended wall, a saw frame is respectively established in the wallboard outside, the saw frame top is provided with bow saw, it is characterized in that: described top of panels is provided with a recessed edge of arc, and there is an arc-shaped slot this recessed edge below, and this wallboard is provided with some holes that connect; Described saw frame medial surface top is provided with a bead, and this bead places on the recessed edge of the arc on the described wallboard; The saw frame medial surface is provided with a projection, and the arc-shaped slot on this projection and the described wallboard is complementary; The saw frame lateral surface is provided with circular arc calibration display list; The display list below is provided with the locating hole that is provided with by special angle; Establish a screw on the saw frame, this screw cooperates with a hold-down screw, and this tip of screw is tight against described wallboard; A coverboard is respectively established in the two saw frames outsides, and the coverboard medial surface is established some pilums, and pilum is provided with perforation, and passing pilum perforation and described wallboard successively with attachment screw, to connect the Kong Houyu nut sealed; The coverboard lateral surface stretches out an adapter with mesopore again, and this takes over assembly one latch, and this latch is provided with cone-shaped end, and this cone-shaped end can push up the locating hole that is stuck in described saw frame; It is recessed to circular arc that coverboard top is provided with, and this is recessed to match with the circular arc calibration display list of saw frame to circular arc, and is provided with the sign of indicating calibration.

Now enumerate two preferred embodiments and accompanying drawings in after.

Fig. 1 is the three-dimensional exploded view of known woodworking sawing machine.

Fig. 2 is the three-dimensional exploded view of the utility model first embodiment;

Fig. 3 is the three-dimensional exploded view of the utility model second embodiment;

A kind of saw frame locate mode adjustable angle woodworking sawing machine of the present utility model, mainly comprise a buck 10, a cantilever 13, reach a bow saw (figure does not show), wherein be provided with the arc-shaped scale 11 of suitable radian scope in the middle of the buck 10, the buck rear is provided with baffle plate 12, makes this buck cross section L-shaped; Cantilever 13 is hubbed at buck 10 belows, this cantilever about 13 respectively is provided with a wallboard 131, (because the utility model left-right symmetry, so only describe wherein on one side, another side in like manner can get), wallboard 131 tops are provided with a recessed edge 132, and have an arc-shaped slot that runs through 133 to be positioned at this recessed edge 132 belows, and these wallboard 131 appropriate locations be arranged with predetermined number connect hole 134; Be provided with slip bayonet lock 14 in the middle of the suspended wall 13, this slip bayonet lock 14 radially is provided with embedding hole 141, and the end 151 of a driving lever 15 is inserted in this embedding hole 141, is provided with axis hole 152 in the middle of this driving lever 15; One pivot 153 passes suspended wall 13 bottom earholes 135, fixes with suspended wall 13 opposite side earholes 135 back riveteds by the axis hole 152 of driving lever 15 again; Driving lever 15 other ends are established a press section; Suspended wall 13 wallboards 131 outsides are respectively equipped with a saw frame 20, and each saw frame 20 top is equipped with two support bars 21, and these two support bars, 21 other ends connect a bow saw (figure does not show); Each saw frame 20 medial surface is provided with a projection 22, and this projection 22 matches with the arc-shaped slot 133 of suspended wall 13 wallboards 131, and moves in arc-shaped slot 133; Saw frame 20 lateral surfaces are provided with circular arc calibration display list 23, and have several locating holes 24 by the special angle setting to set up what circular arc calibration display list 23 belows separately.

Saw frame 20 medial surfaces tops is extended a bead 29 that suitable length arranged respectively, and on the recessed edge 132 of the arc that this bead 29 places top of panels, and center that can this recessed edge 132 rotates; Saw frame 20 outsides are equiped with a coverboard 27, these coverboard 27 inner faces are provided with four pilums 271, these four pilums 271 be able to be accommodated this its inside of saw frame 20 whats, pilum 271 is provided with perforation 272, and with attachment screw 273, pass this perforation 272 successively and connect hole 134, and have a nut 274 sealed, make saw frame 20 between coverboard 27 and cantilever wallboard 131 with this screw 273 with wallboard; Coverboard 27 tops are provided with recessed to circular arc 275, this is recessed to match with the circular arc calibration display list of saw frame to circular arc 275, these coverboard 27 lateral surfaces extend one and take over 76, this adapter 276 is provided with a chute 277, take over 276 and be provided with mesopore 278, this mesopore 278 is constituted by two sections different-diameters, deploy a spring 279 and a latch 280 in the mesopore 278, and latch 280 passes spring 279 centers, spring 279 1 ends are being tight against mesopore 278 inner ora terminalis, latch 280 1 ends stretch what coverboard 27 outsides, establish a hole 282, one pull bars 281 in its appropriate location and establish in this hole 282 of what, latch 280 1 ends are provided with screw thread, winding one spacer 284, the other end is provided with cone-shaped end 285, and this cone-shaped end can insert in the locating hole 24 on the saw frame; Precalculated position, coverboard 27 outside is provided with an arrow 283, and this arrow 283 is involutory with the circular arc calibration display list 23 of saw frame 20 outsides, with clear angle of indicating present saw blade 30 to be tilted; Saw frame 20 precalculated positions are provided with a screw 291a again, and this screw 291a cooperates with hold-down screw 292a and makes its end be tight against described wallboard 131.

During combination as shown in Figure 2, (the known part that is combined as of saw blade 30 and support bar 21 wherein, do not repeat them here), at first spring 279 and latch 280 are packed into and take in 276 mesopores 278, make latch 280 pass spring 279, and establish on the what mesopore 278 inner ora terminalis end of spring 279 card just, the end that latch 280 has screw thread then stretches what coverboard 27 outsides, on the hole 282 with pull bar 281 dress what latches 280, again the screw thread of spacer 284 with latch 280 outsides screwed, an end that makes latch 280 have cone-shaped end 285 exposes what coverboard 27 medial surfaces, and holds in the what locating hole 24.Again the bead 29 of saw frame 20 is bridged on the recessed edge 132 in what wallboard 131 tops, and do rotation with these recessed edge 132 centers, then connect hole 134 to what four screws 273 passed coverboard 27 perforations 272 and wallboard 131 respectively successively, tightly lock with nut 274 again, in view of the above saw frame 20 is lived and establish between what wallboard 131 and the coverboard 27, projection 22 by what saw frame 20 embeds in the arc-shaped slot 133 of wallboard 131, make projection 22 be limited in arc-shaped slot 133, move as arc, front and back position is limited by the recessed edge 132 of wallboard 131, and left and right directions utilizes wallboard 131 and coverboard 27 to be limited; Hold-down screw 292a passes the recessed to the space of circular arc 275 of coverboard 27 tops again, is screwed in the screw 291a of saw frame 20 again, and its end is tight against wallboard 131 lateral surfaces.

Second embodiment of the present utility model as shown in Figure 3, wherein bead 29 periphery below is provided with double wedge 29a, and recessed edge 132 that should periphery double wedge 29a assembly what wallboard 131 tops, to reduce the contact area of bead 29 and recessed edge 132, order is slided more smooth and easy; In addition, coverboard 27 is provided with a screw 291b, and on the screwed hole 291b of screw rod 292b assembly what coverboard 27, make screw rod 292b end prop up saw frame 20 outside wall surface, circular arc calibration display list 23 delineation what coverboards 27 are recessed to circular arc 275 peripheries, and the arrow 283 of calibration sign is convexly set in saw frame 20 suitable positions, is in the isoplanar with coverboard 27 outer walls, can correctly point out calibration data;

In the use, if cut the gradient of saw article when being special angle such as 15 degree, 30 degree, as long as pulling pull bar 281, make the cone-shaped end 285 of latch 280 break away from locating hole 24 on the saw frames 20, promptly rotatable saw frame 20 as 15 degree, bleeds off pull bar 281 to the fixed point angle again, makes the cone-shaped end 285 of latch 280 stick into another locating hole 24, can change the saw frame angle, to cut the article of saw special angle; Saw the not article of special angle if cut, during as 20 degree angles, earlier move pull bar 281 to mesopore 278 endface position along chute 277, change an angle again, make pull bar 281, so that 285 retractions of latch 20 cone-shaped ends against what mesopore 278 ends, rotate saw frame 20 again, arrow is referred in 20 degree positions, the screw 291a that then is locked, push against and fixedly saw frame 20 and coverboard 27 in the position that is 20 degree angles mutually.

And the advantage of the utility model is outwards protruded extension at what owing to the bead 29 of saw frame 20, the suitable recessed edge 132 that can cover wallboard 131 tops, can prevent the wood chip recessed edge of what 132 inside of dropping, and recessed edge 132 cuts a lot of matching part areas with the more known person of design of bead 29, especially bead 29 is made of some somes double wedge 29a, reduce many machined surfaces more than known person, so also saved many process times and human cost, on the other hand, two groups of area minimizings that parts fit, can reduce rotation friction, make the user more smooth and easy when translation-angle.

Claims

1. a saw frame locate mode adjustable angle woodworking sawing machine mainly comprises a buck, and a cantilever, two saw frames and bow saw are wherein respectively established a wallboard about suspended wall, and a saw frame is respectively established in the wallboard outside, and the saw frame top is provided with bow saw, it is characterized in that:

Described top of panels is provided with a recessed edge of arc, and there is an arc-shaped slot this recessed edge below, and this wallboard is provided with some holes that connect;

Described saw frame medial surface top is provided with a bead, and this bead places on the recessed edge of the arc on the described wallboard; The saw frame medial surface is provided with a projection, and the arc-shaped slot on this projection and the described wallboard is complementary; The saw frame lateral surface is provided with circular arc calibration display list; The display list below is provided with the locating hole that is provided with by special angle; Establish a screw on the saw frame, this screw cooperates with a hold-down screw, and this tip of screw is tight against described wallboard;

A coverboard is respectively established in the two saw frames outsides, and the coverboard medial surface is established some pilums, and pilum is provided with perforation, and passing pilum perforation and described wallboard successively with attachment screw, to connect the Kong Houyu nut sealed; The coverboard lateral surface stretches out an adapter with mesopore again, and this takes over assembly one latch, and this latch is provided with cone-shaped end, and this cone-shaped end can push up the locating hole that is stuck in described saw frame; It is recessed to circular arc that coverboard top is provided with, and this is recessed to match with the circular arc calibration display list of saw frame to circular arc, and is provided with the sign of indicating calibration.

2. saw frame locate mode adjustable angle woodworking sawing machine according to claim 1 is characterized in that described saw frame bead below periphery is provided with double wedge.

3. saw frame locate mode adjustable angle woodworking sawing machine according to claim 1, it is characterized in that the adapter on the described coverboard establishes a chute, and the mesopore in taking over is made of two sections different-diameters, the built-in spring of mesopore, one end are tight against the inner ora terminalis of mesopore, and the latch of described assembly with it passes this spring center, the one end stretches outside coverboard, and establish a pull bar thereon, this latch end is established screw thread, with a spacer winding.

4. saw frame locate mode adjustable angle woodworking sawing machine according to claim 1 is characterized in that described circular arc calibration display list is provided with the recessed periphery to circular arc of the described coverboard of what, and convexes with the sign of indication calibration in described saw frame lateral surface.

5. saw frame locate mode adjustable angle woodworking sawing machine according to claim 1 is characterized in that described coverboard appropriate location is provided with a screw, this screw assembly one screw rod, and make this screw rod end push against this saw frame outside.