CN2644058Y

CN2644058Y - Cut angle adjuster of round saw blade in saw machine

Info

Publication number: CN2644058Y
Application number: CN 03209211
Authority: CN
Inventors: 黄秋江
Original assignee: Durq Machinery Corp
Current assignee: Durq Machinery Corp
Priority date: 2003-09-08
Filing date: 2003-09-08
Publication date: 2004-09-29
Anticipated expiration: 2013-09-08

Abstract

The utility model discloses a sawing angle adjusting device of a beast bench circular saw blade. The sawing angle adjusting device comprises a sideway brace, a pivot, a fluted disc, a shaft lever and a hand wheel; wherein, the sideway brace is arranged inside the base frame of the breast bench through the pivot for fixedly arranging the sawing mechanism of the circular saw blade, so that the circular saw blade can swing along a lateral direction opposing to the base frame. The fluted disc is fixedly arranged on the base frame of the breast bench and is close to the front lateral of the sideway brace. The fluted disc is also provided with an arc shaped gear rail type row tooth protruding out the fluted disc and a stopping section formed between the row teeth. The shaft lever is arranged paralleled with the pivot, the one end protruded out the one external lateral part of the base frame for being combined with the hand wheel so that the hand wheel can move between the ready position and the and the joggling position. The hand wheel has a driving rotating section for the operators to hold and rotate and a gear wheel section. Wherein, the stopping section enables the hand wheel to actually stop when reaching the joggling position; while the row teeth is used for the hand wheel gear wheel section to be joggled and rolled. Therefore, after the operators press the hand wheel onto the joggling position, the circular saw blade sawing angles can be adjusted by rotating the hand wheel. Furthermore, the reinforced effect of the stopping section to the row teeth can reduce the deformation of the row teeth.

Description

The saw cutting angle adjusting device of breast bench saw blade

Technical field

The utility model relates to cuts out the saw tool, is meant a kind of saw cutting angle adjusting device of breast bench saw blade especially.

Background technology

When early stage saw blade breast bench will carry out the inclination sawing processing tasks of a special angle, normally come the canting seat of pushing tow interlock one, form a specific inclination saw cutting angle with adjustment saw blade and work top and meet process requirements with the saw blade saw cutting mechanism by rotating a screw rod.But because of the process of rotating screw bolt is too slow, adjusts the saw blade saw cutting angle with this structure and carry out operation, regular meeting expends the too much working time, for quite inconvenience of operator.

Recent saw blade breast bench develops on its canting seat sets up the handwheel with gear, be meshed to roll with the tooth bar of being set up on the breast bench board and move, reach the pattern of adjusting saw blade inclination saw cutting angle, and revolve handwheel for reduction because of the improper mistake of personnel and cause the accident that changes saw cutting angle, make handwheel in addition after revolving constant inclination side seat saw cutting angle, slip goes out the design with the tooth bar engagement; Though just previous designs can make saw cutting angle adjust operation and become simple and easy rapid; yet; reply in the process that contraposition meshes at handwheel and tooth bar; regular meeting slips into engagement because of firmly making handwheel; but cause tooth bar situation crooked or its double wedge flute profile distortion to take place accidentally, this guiding mechanism is damaged ahead of time lost efficacy.

Summary of the invention

At the problems referred to above, main purpose of the present utility model is to provide a kind of saw cutting angle adjusting device of breast bench saw blade, and it can rapid, simple and easyly carry out angle adjustment and guarantee its saw cutting angle.

Secondary objective of the present utility model is to provide a kind of saw cutting angle adjusting device of breast bench saw blade, and it can reduce the influence of personnel's maloperation and the design of strengthening service life is arranged.

For achieving the above object, the saw cutting angle adjusting device of breast bench saw blade provided by the utility model, it includes: an inclination seat, a pivot, an axostylus axostyle, a handwheel and a fluted disc; The inclination seat is hubbed in the breast bench pedestal by pivot, sets firmly for a saw blade saw cutting mechanism, makes its saw blade can be the side direction beat; Axostylus axostyle is parallel to the pivot setting, and that a distal process goes out breast bench pedestal one side is outside for the handwheel combination, makes the handwheel can slippage between a standby position and a position of engagement; Handwheel is provided with one and supplies the user to revolve the portion that turns and a gear part of holding; Fluted disc is installed on the breast bench pedestal, and between inclination seat and handwheel, fluted disc have a projection between the positive curved rack rails shape of fluted disc and the toothrow and that can roll into for the engagement of handwheel gear part are by each adjacent double wedge of toothrow form block face and the stop section that constitutes.

Description of drawings

Fig. 1 is the front view of the utility model preferred embodiment;

Fig. 2 is the cutaway view along 2-2 hatching line direction among Fig. 1;

Fig. 3 is the exploded perspective view of middle fluted disc embodiment illustrated in fig. 1 and stiffening plate;

Fig. 4 is the state diagram of handwheel embodiment illustrated in fig. 1 when pressing;

Fig. 5 is the state diagram after saw cutting angle embodiment illustrated in fig. 1 changes.

The specific embodiment

Now enumerating preferred embodiment of the present utility model and conjunction with figs. is elaborated to architectural feature of the present utility model and purpose.

As shown in Figure 1 and Figure 2, be the breast bench 1 of the utility model one preferred embodiment, breast bench 1 comprises a pedestal 2, a workbench 3, a saw cutting mechanism 4, a saw blade 5, and a saw blade saw cutting angle adjusting device 10; Wherein, workbench 3 is installed in pedestal 2 tops, and saw cutting mechanism 4 drives saw blade 5 and carries out the sawing operation.

Saw blade saw cutting angle adjusting device 10 includes: bolt 17, a handwheel 18 and an elastic component 19 are revolved in a pivot 11, an inclination seat 12, a screw rod 13, an axostylus axostyle 14, a stiffening plate 15, a fluted disc 16, a location.

Inclination seat 12 is hubbed on pedestal 2 inside by pivot 11 in the mode that can deflect, and inclination seat 12 is positioned at the below of workbench 3, sets firmly and make saw blade 5 can be the side direction beat for saw cutting mechanism 4.Screw rod 13 and axostylus axostyle 14 all are parallel on the leading flank 121 that pivot 11 is arranged on inclination seat 12, divide up and down according to and project to the outside of pedestal 2 one sides equally with an end.

Stiffening plate 15 fits with fluted disc 16, is installed with in the lump on pedestal 2 and contiguous inclination seat 12 leading flanks 121 places, and wherein, fluted disc 16 relative stiffening plates 15 are positioned at pedestal 2 outsides.As shown in Figure 3, offer an arc screw slot 151 on the stiffening plate 15, offering an arc positioning groove 161 on the fluted disc 16 passes for the screw rod 13 on the inclination seat 12, also offer an arc axostylus axostyle groove 152 on the stiffening plate 15 and pass and slippage, make inclination seat 12 unlikely being obstructed that can in a particular bound, deflect for the axostylus axostyle 14 on the inclination seats 12; In addition, fluted disc 16 has a toothrow 162 and a stop section 163; Toothrow 162 is at the positive protrusion-shaped camber of fluted disc rack rails shape; Stop section 163 is made of the block face that forms between toothrow 162 each adjacent double wedge.

Bolt 17 swivel nuts are revolved on an end of screw rod 13 outstanding pedestal 2 outsides in the location, and 18 pivots of handwheel are enclosed within on the end of axostylus axostyle 14 outstanding pedestal 2 outsides.Handwheel 18 can axially move forward and backward between a standby position P1 (as shown in Figure 2) and a position of engagement P2 (as shown in Figure 4) along axostylus axostyle 14, the location is revolved bolt 17 and can be screwed to fluted disc 16 directions, make the location revolve bolt 17 and compress pedestal 2, screw rod 13 can temporarily be limited in fluted disc 16 arc positioning grooves 161 on the ad-hoc location, make inclination seat 12 temporarily be a particular side degree of tilt.Handwheel 18 is provided with one towards pedestal 2 outside sides and turns

portion

181, and 2 inner places are provided with a gear part 182 towards pedestal, turns portion 181 for user's turn handwheel 18.State as shown in Figure 2, for gear part 182 not with fluted disc 16 toothrows 162 the engagement situations, and for example shown in Figure 4, be subjected under the external force F promotion at handwheel 18, stop certain surely when making its gear part 182 can make handwheel 18 arrive position of engagement P2 by the stop section 163 of fluted disc 16, and be meshed, and then drive inclination seat 12 and carry out the side direction beat to roll into mode with the toothrow 162 of fluted disc 16.

Elastic component 19 is set on the axostylus axostyle 14, an end contact inclination seat 12, and other end contact handwheel 18 provides the gear part 182 that makes handwheel 18 can skid off the power of fluted disc 16 toothrows 162.

More than respectively form the explanation of member and associated couplings mode thereof, next running-active status of the present utility model is described in detail in detail for the utility model.As shown in Figure 2, the location revolve bolt 17 when flat locking on

pedestal

2,18 on handwheel is positioned on the standby position P1, in the time will carrying out the adjustment of saw blade 5 saw cutting angles, as shown in Figure 4, earlier bolt 17 being revolved in the location unscrews, make the location revolve bolt 17 and be the state that disengaging compresses pedestal 2, then, handwheel 18 application of forces that are positioned at standby position P1 are promoted, touch to fluted disc 16 stop sections 163 until handwheel 18 gear part 182, so, handwheel 18 just enters position of engagement P2, allows the gear part 182 of handwheel 18 be meshed with the toothrow 162 of fluted disc 16, continue to press handwheel 18 and turn handwheel 18 again and turn portion 181, handwheel 18 gear part 182 are rolled into along fluted disc 16 toothrows 162, and as shown in Figure 5, inclination seat 12 can be pivot center and inclination beat with pivot 11 just, reach the function that saw blade 5 saw cutting angles are adjusted, then, remove the application of force, allow the answer power of handwheel 18 by elastic component 19 to handwheel 18, make the gear part 182 of handwheel 18 skid off the toothrow 162 of fluted disc 16, break away from engagement and be returned on the standby position P1.In addition,, can again the location be revolved bolt 17 and screw, make the location revolve bolt 17 and reply the state that compresses pedestal 2,, come the saw cutting angle of fixing saw blade 5 by the rubbing action that 16 of bolt 17 and fluted discs are revolved in the location for more guaranteeing the saw cutting angle of saw blade 5.

Generally speaking, main feature of the present utility model is:

One, the stop section 163 of fluted disc 16 is removed and is strengthened toothrow 162 each the adjacent double wedge that connect fluted disc 16, slip into and seek to mesh splitting outside the bent situation of bending of being caused to reduce gear part 182 extrusion that each double wedge is subjected to handwheel 18, also auxiliary handwheel 18 can stop certain surely when making it arrive position of engagement P2.

Two, support fluted disc 16 toothrows 162 by stiffening plate 15 by the side strengthening support, toothrow 162 each double wedge that more can significantly reduce fluted disc 16 are subjected to 182 extrusions of handwheel 18 gear part and slip into the generation probability that causes splitting the bending song.In addition, the stop section 163 of fluted disc 16 more can suppress stiffening plate 15 and is subjected to handwheel 18 aforementioned effects and is out of shape so that with fluted disc 16 phenomenon of reliefs takes place.

Claims

1, a kind of saw cutting angle adjusting device of breast bench saw blade, breast bench comprise a saw cutting mechanism and the saw blade saw cutting angle adjusting device that workbench, that a pedestal, is arranged on pedestal top has saw blade, it is characterized in that including:

One pivot;

One inclination seat is hubbed on described base interior by described pivot, is positioned at described workbench below, and the saw cutting mechanism with the saw blade that can be the side direction beat sets firmly on it;

One axostylus axostyle is parallel to described pivot and is attached on the described inclination seat, and described axostylus axostyle one distal process goes out described pedestal one side outside;

One handwheel is incorporated into an end of described axostylus axostyle and outstanding described pedestal outside, and described handwheel can be along described axostylus axostyle axially and move forward and backward between a standby position and a position of engagement, and described handwheel is provided with the portion that turns and a gear part that is available for users to turn;

One fluted disc, be installed on the described pedestal and between described inclination seat and described handwheel, described fluted disc has a toothrow and a stop section, and described toothrow is from the positive protrusion-shaped camber of described fluted disc rack rails shape, and described stop section is made of the block face that is formed between each adjacent double wedge of described toothrow.

2, the saw cutting angle adjusting device of breast bench saw blade according to claim 1, it is characterized in that: also include a screw rod, bolt is revolved in a location, also has a locating slot on the described fluted disc, described screw rod and described pivot are set in parallel on the described inclination seat, and an end of described screw rod passes described fluted disc locating slot and outstanding described pedestal one side outside; The bolt swivel nut is revolved on an end of the outstanding described pedestal outside of described screw rod in described location.

3, as the saw cutting angle adjusting device of breast bench saw blade as described in the claim 2, it is characterized in that: also include a stiffening plate, fit with described fluted disc and to be installed with in the lump on described pedestal, described stiffening plate is provided with an axostylus axostyle groove that supplies described inclination seat axostylus axostyle to pass, and a screw slot that supplies described inclination seat screw rod to pass.

4, as the saw cutting angle adjusting device of breast bench saw blade as described in the claim 3, it is characterized in that: described fluted disc locating slot is curved.

5, as the saw cutting angle adjusting device of breast bench saw blade as described in the claim 3, it is characterized in that: described stiffening plate screw slot is curved.

6, as the saw cutting angle adjusting device of breast bench saw blade as described in the claim 3, it is characterized in that: described stiffening plate axostylus axostyle groove is curved.

7, the saw cutting angle adjusting device of breast bench saw blade according to claim 1 is characterized in that: also have an elastic component, be set on the described inclination seat axostylus axostyle, the described inclination seat of the described elastic component one end contact pedestal other end is the described handwheel of contact then.