CN102581375A

CN102581375A - Worktable for circular saw

Info

Publication number: CN102581375A
Application number: CN2011100063168A
Authority: CN
Inventors: 林义渊
Original assignee: Rexon Industrial Corp Ltd
Current assignee: Rexon Industrial Corp Ltd
Priority date: 2011-01-05
Filing date: 2011-01-05
Publication date: 2012-07-18

Abstract

The invention relates to a worktable for a circular saw, which mainly comprises a rotatable turntable. Two movable baffle plates are arranged on two sides of a sawing groove of the turntable are respectively and are connected by a connector with an arc groove, and a guide part of the turntable is embedded into the arc groove. Therefore, when the turntable rotates, the guide part can be used for pushing the wall of the arc groove to drive the connector to move, and the two movable baffle plates move relative to the sawing groove along with the connector, so that a proper distance can be kept between each of the two movable baffle plates and the sawing groove to avoid interference of saw blades.

Description

The workbench of circular sawing machine

Technical field

The present invention is relevant with circular sawing machine, is meant a kind of workbench of circular sawing machine especially.

Background technology

See also circular sawing machine shown in Figure 1 10, consisting predominantly of a pedestal 11, changes table 12, one saw cutting device 13, and two baffle plates 14, wherein, changes table 12 and rotatably is located at pedestal 11, uses for workpiece and puts, and have the sawing groove 122 that radially extends; Saw cutting device 13 is hubbed at changes table 12, and has the saw blade 132 that can stretch in the sawing groove 122, in order to sawing workpieces; This two baffle plate 14 is fixed in pedestal 11, and is positioned at the both sides of sawing groove 122 across changeing table 12, in order to the workpiece support locating effect to be provided.

In order the workpiece sawing to be gone out different angles; Operating personnel must carry out the rotation of various angles to changeing table 12, but in the process of changeing table 12 rotations, owing to each baffle plate 14 is to be fixed on pedestal 11 to remain on motionless situation; Distance between a feasible wherein baffle plate 14 and the sawing groove 122 can increase; Distance between other baffle plate 14 to the sawing groove 122 then is to reduce, that is can't when changeing table 12 rotations, all keep suitable distance between this two baffle plate 14 to sawing groove 122, when avoiding that wherein a baffle plate 14 is too near sawing groove 122; Produce interference probably and between the saw blade 132 and increase the danger of sawing operation; So being provided with of baffle plate 14 positions on both sides must be yielded to the safe distance between the another side baffle plate 14 and saw blade 132 separately, yet like this, when the less workpiece of sawing; Be limited by above-mentioned restriction, workpiece then can't receive baffle plate 14 and support preferably.

Summary of the invention

Main purpose of the present invention is to provide a kind of workbench of circular sawing machine, and it has two sideboards, be perseverance to remain on suitable distance when changeing the table rotation and between the sawing groove, with avoid and saw blade between produce interference.

In order to reach above-mentioned purpose, workbench of the present invention includes a pedestal, changes table, and a workpiece retaining device.Change table and rotatably be located at this support, use for workpiece and put, this commentaries on classics table also has a sawing groove and a guide member; This workpiece retaining device has a holder, a connection piece; And two sideboards, wherein, this holder is fixed in this pedestal; This connector is located between this commentaries on classics table and this holder; And can receive the guiding of this guide member, this two sideboard to be connected in the two ends of this connector with this guide member winding and be positioned at the both sides of this sawing groove, and movable be connected with this holder.

By above-mentioned design; When this changes the table rotation; This commentaries on classics table just can drive this connector with this guide member and move; Make this two sideboard will be along with moving of this connector produce and move, can let so perseverance remains on suitable distance between this two sideboard and this sawing groove with respect to the sawing groove, with avoid and saw blade between produce interference.

More preferably, this connector has the arc groove that this guide member of confession is embedded, and the curvature of this arc groove is greater than this curvature of changeing the circumference of table, and this connector is best aspect with arc.

More preferably; This connector has two ends of bending, and is provided with a clamp holder in this end respectively, respectively this sideboard have one supply this clamp holder to be embedded chute; The cell wall of this chute forms a shoulder, and this shoulder is clamped and fastened between the end and clamp holder of this connector.

More preferably, the holder of this workpiece retaining device also is provided with two abaculus, and respectively this sideboard has a chute, and this two chute supplies this two abaculus to be embedded respectively.

More preferably, this workpiece retaining device also has a forcing piece, is that this sideboard is located at this holder movably relatively, and is connected with this slide block wherein, and this slide block can receive the driving of this forcing piece and move towards this sideboard, in order to this sideboard of packing.

Description of drawings

In order to specify structure of the present invention, characteristic and effect place, below enumerate a preferred embodiment and cooperate the attached drawings explanation as after, wherein:

Fig. 1 is the stereogram of existing circular sawing machine.

Fig. 2 is the stereogram of the circular sawing machine of application the present invention one preferred embodiment.

Fig. 3 is the stereogram of the present invention's one preferred embodiment.

Fig. 4 is the three-dimensional exploded view of the present invention's one preferred embodiment.

The vertical view of the workpiece retaining device that Fig. 5 is provided for the present invention's one preferred embodiment.

Fig. 6 is the cutaway view of Fig. 5 along the 6-6 hatching line.

Fig. 7 is the cutaway view of Fig. 5 along the 7-7 hatching line.

Fig. 8 is the cutaway view of Fig. 5 along the 8-8 hatching line.

Fig. 9 is the cutaway view of Fig. 5 along the 9-9 hatching line.

Figure 10 is the vertical view of the present invention's one preferred embodiment, and main the demonstration changeed the state that table does not rotate as yet.

Figure 11 is analogous to Figure 10, and main the demonstration changeed the state of table to anticlockwise.

Figure 12 is analogous to Figure 11, and main the demonstration changeed the dextrorotary state of table.

The specific embodiment

See also Fig. 2 and Fig. 3, the workbench 30 of the circular sawing machine 20 that is provided for the present invention's one preferred embodiment, including a pedestal 40, changes table 50, and a workpiece retaining device 60.

Pedestal 40 is in order to the support as commentaries on classics table 50.

Change table 50 and rotatably be located at the end face of pedestal 40, use for workpiece and put, and supply a saw cutting device 70 of circular sawing machine 20 to articulate.Change table 50 and have one, can supply a saw blade 72 of saw cutting device 70 to stretch into, and the end face that changes table 50 is inserted with a plug and forms the protuberance that goes out along its axial projection, and is as a guide member 54, as shown in Figure 4 along its sawing groove 52 that radially extends.

Please cooperate and consult Fig. 3 and Fig. 4, workpiece retaining device 60 has a holder 61, a connection piece 62, two

sideboard

63a, 63b, and a forcing piece 64.

Holder 61 is fixed in the end face of pedestal 40, and across the top of changeing table 50, the both sides of holder 61 have a perforation 612,614 respectively, and in perforation 612,614, is respectively equipped with an abaculus 616,618.

Connector 62; Be roughly to be an arc, be located at and change between table 50 and the holder 61, and have one supply to change table 50 the arc groove 622 that is embedded of guide member 54; The curvature of arc groove 622 is greater than the curvature of the circumference that changes table 50; And connector 62 has two ends 624 of bending, and in each end 624 locking one clamp holder 626 is arranged.

The back side of each

sideboard

63a, 63b has a chute 632; Use clamp holder 626 to be embedded for connector 62; Extremely shown in Figure 7 like Fig. 5; When with clamp holder 626 lockings, the formed shoulder 634 of the cell wall of the chute 632 of each

sideboard

63a, 63b will be clamped and fastened between the end 624 and clamp holder 626 of connector 62, be positioned at the both sides of the sawing groove 52 that changes table 50 in order to each

sideboard

63a, 63b are fixed in the two ends of connector 62.In addition, the chute 632 of each

sideboard

63a, 63b also can supply the abaculus 616,618 of holder 61 to be embedded, and like Fig. 8 and shown in Figure 9, makes each

sideboard

63a, 63b to move with respect to sawing groove 52.

Workpiece retaining device 60 also can be provided with a forcing piece 64 in addition; This forcing piece 64 has a bolt 642, a nut 644, and a sleeve 646, like Fig. 4, Fig. 5 and shown in Figure 9; Bolt 642 is arranged in the perforation 614 of holder 61; And with one of which end connection abaculus 618, nut 644 is screwed together in the other end of bolt 642, and sleeve 646 is sheathed on nut 644 and extends leader 647.When the handle 647 of sleeve 646 receives the external force effect and when driving sleeve 646 rotations, can drive nut 644 rotations synchronously, make that abaculus 618 can be along with bolt 642 moving and packing sideboard 63b relative to nut 644.

More than be the detailed structure of workbench 30 of the present invention, below describe with regard to operating process of the present invention and characteristic again.

When commentaries on classics table 50 does not rotate as yet; Shown in figure 10,

sideboard

63a, 63b can be moved with respect to sawing groove 52 together with connector 62 for the packing effect of 64 couples of sideboard 63b of releasing forcing piece earlier; After between with

sideboard

63a, 63b and sawing groove 52, adjusting to suitable distance; Lock forcing piece 64 again, can the position of

sideboard

63a, 63b be fixed, so that carry out follow-up sawing operation.

To change table 50 during when desire, remove the packing effect of 64 couples of sideboard 63b of forcing piece earlier, then be rotated changeing table 50 again to anticlockwise one predetermined angular; And in the process of changeing table 50 rotations, because the curvature of the arc groove 622 of connector 62 is shown in figure 11 greater than the curvature of the circumference that changes table 50; Change the cell wall of table 50 meetings with the arc groove 622 of guide member 54 ejection connectors 62; Let connector 62 move left along changeing the radially past of table 50, thus, in the process of changeing table 50 rotations, just can remain on suitable distance between the sawing groove 52 of

sideboard

63a, 63b and commentaries on classics table 50 together with

sideboard

63a, 63b; When commentaries on classics table 50 rotates to preposition; Lock forcing piece 64 again, fixing sideboard 63b is so that carry out follow-up sawing operation.Identical ground; If will change table 50 when right rotation one predetermined angular; Shown in figure 12; Change the cell wall of the arc groove 622 that the guide member 54 of table 50 can ejection connectors 62, let connector 62 together with

sideboard

63a, 63b with respect to sawing groove 52 and toward moving right, equally can be with in changeing the process that table 50 rotates, remaining on suitable distance between the sawing groove 52 of

sideboard

63a, 63b and commentaries on classics table 50.

Comprehensive above-mentionedly know that design of the present invention lets between sideboard and the sawing groove that changes table and permanently in the process of changeing the table rotation to remain on suitable distance, to avoid because of producing the purpose that interference reaches increase sawing operational security between the two.

The present invention is in the composed component of preceding taking off among the embodiment to be disclosed, is merely to illustrate, and be not the scope that is used for limiting this case, the substituting or change of other equivalence element, the claim scope that also should be this case contains.

Claims

1. the workbench of a circular sawing machine includes:

One pedestal;

One changes table, rotatably is located at this pedestal, and has a sawing groove and a guide member; And

One workpiece retaining device; Have a holder, a connection piece, and two sideboards, this holder is fixed in this pedestal; This connector is located between this commentaries on classics table and this holder; And can receive the guiding of this guide member, this two sideboard to be connected in the two ends of this connector with this guide member winding and be positioned at the both sides of this sawing groove, and can be connected with this holder with displacement with respect to this sawing groove.

2. the workbench of circular sawing machine as claimed in claim 1, wherein this connector have one supply this guide member to be embedded the arc groove.

3. the workbench of circular sawing machine as claimed in claim 2, wherein the curvature of this arc groove is changeed the curvature of the circumference of table greater than this.

4. the workbench of circular sawing machine as claimed in claim 1, wherein this connector is to be an arc.

5. the workbench of circular sawing machine as claimed in claim 4; Wherein this connector has two ends of bending; And be provided with a clamp holder in this end respectively; Respectively this sideboard has the chute that this clamp holder of confession is embedded, and the cell wall of this chute forms a shoulder, and this shoulder is clamped and fastened between the end and clamp holder of this connector.

6. the workbench of circular sawing machine as claimed in claim 1, wherein the holder of this workpiece retaining device is provided with two abaculus, and respectively this sideboard has a chute, and this two chute supplies this two abaculus to be embedded respectively.

7. the workbench of circular sawing machine as claimed in claim 6; Wherein this workpiece retaining device also has a forcing piece; This sideboard is located at this holder movably relatively; And be connected with this slide block wherein, this slide block receives the driving of this forcing piece and moves towards this sideboard, in order to this sideboard of packing.

8. the workbench of circular sawing machine as claimed in claim 7; Wherein this forcing piece has a bolt, a nut, and a sleeve, and this bolt is arranged in a perforation of this holder; And with this abaculus of one of which end connection; This nut is screwed together in the other end of this bolt, and this jacket casing is located at this nut and is extended the leader, driven by external force and drives this sleeve and rotate.

9. the workbench of circular sawing machine as claimed in claim 1, wherein this guide member is one along the axial protuberance that goes out of projection of this commentaries on classics table.

10. the workbench of circular sawing machine as claimed in claim 9, wherein the end face of this commentaries on classics table is inserted with a plug and forms this protuberance.