CN101745958A

CN101745958A - Quick-dismounting device of saw cutting machine

Info

Publication number: CN101745958A
Application number: CN200810179510A
Authority: CN
Inventors: 邱成宏
Original assignee: Rexon Industrial Corp Ltd
Current assignee: Rexon Industrial Corp Ltd
Priority date: 2008-11-28
Filing date: 2008-11-28
Publication date: 2010-06-23

Abstract

The invention relates to a quick-dismounting device of a saw cutting machine, comprising a fixed piece, a connecting piece and a clamping-pulling piece, the fixed piece is provided with a first side surface, a second side surface and a clamping hole; the connecting piece is provided with a locating surface which is leaned against to the first side surface and an inserted block which is arranged on the locating surface in a protruding way and sheathed in the clamping hole, the clamping-pulling piece is provided with a pivoting part which is pivoted on the insert block, an embedded clamping part corresponding to the second side surface and a pulling part, the pulling part is pulled to lead the embedded clamping part to be corresponding to the insert block or lead the insert block to stretch across the second side surface, therefore, the clamping-pulling piece is operated to lead the connecting piece to be disassembled or assembled relative to the fixed piece, so as to achieve the quick-dismounting purpose.

Description

The device for quickly disassembling of sawing machine

Technical field

The present invention relates to a kind of processing equipment, particularly relate to a kind of device for quickly disassembling of sawing machine.

Background technology

General sawing machine is in order to safeguard user's safety, be provided with many safety devices, for example on the board at saw blade rear, set firmly a chopper (riving knife),, prevent from still to be attached on the saw blade after the work package sawing to guarantee to be separated into two parts by the work package after the saw blade sawing.In addition, the detent that also can respectively be pivoted in the chopper both sides utilizes that described detent is permanent to keep butted on work package, is upspring by the work package after the sawing and causes danger preventing.Moreover the protecting cover that also can be pivoted at this chopper top, this protecting cover extend and are located at this saw blade top, cover so that saw blade is made.

In order to meet the world security standard, relatively also cause assembling, the maintenance puzzlement of sawing machine accessory, based on this, aforesaid safety device for meet use and keep in repair, the assembling demand, all be designed to can be on sawing machine removal, so can assemble and dismantle the basic function that the device for quickly disassembling of correlative protection accessory becomes present sawing machine fast.

But, the device for quickly disassembling of present commercially available sawing machine, as TW328333 TaiWan, China patent case, US7320878 United States Patent (USP) case, the US20080121080 U.S. patent application case, US7210836 United States Patent (USP) case, all be with the blocking of latch single-point, and (US7210836 United States Patent (USP) case) as shown in Figure 1, be that a unidirectional opening and the inner aperture blocking hole 101 greater than outside opening is set at chopper 1 top, and wear a latch 201 and a flexible member 202 in the connecting piece 2, this latch 201 has an annular groove 203 and the section of being difference shape, the elastic force of this flexible member 202 makes the annular groove 203 permanent maintenances of this latch 201 and the large-diameter portion in this blocking hole 101 be the shape that staggers, make latch 201 keep being positioned in the blocking hole 101, and this connecting piece 2 is positioned on this chopper 1, and this connecting piece 2 articulates for detent or protecting cover.The location of this single-point blocking is more not firm, and member all has complicated disappearance.

In addition, the design of not using flexible member being arranged also, as the US20080022826 U.S. patent application case, but still is the single-point blocking.In addition, the US20080047409 U.S. patent application case is then utilized the two point blocking, (US20080047409 U.S. patent application case) as shown in Figure 2, be that two blocking holes 301 that are the L type are set on a chopper 3, and connecting piece 4 bottoms that articulate with protecting cover set firmly two pedestals 5, described pedestal 5 must be cross-placed on this chopper 3 simultaneously, and respectively utilize bayonet lock 501 inlay cards in described blocking hole 301, relend a lock(ing) bolt 6 these connecting piece 4 packings are positioned on this chopper 3, assembling and dismantling speed is slower.

Summary of the invention

The objective of the invention is is providing a kind of device for quickly disassembling that produces the firm and structure of blocking, sawing machine simple to operate.The device for quickly disassembling of sawing machine of the present invention comprises a fixture, a connecting piece and a clamping piece that makes that this connecting piece is dismantled or installed with respect to this fixture.This fixture has the blocking hole that the second opposing side of one first side, and this first side, are connected the intermarginal end side surface of this first and second side respective side and this end side surface of vicinity and run through this first and second side, and this end side surface is extended along a first direction.This connecting piece is installed on this fixture along a second direction perpendicular to this first direction, and have a locating surface that is resisted against this first side and one and be convexly equipped with and be nested in abaculus in this blocking hole by this locating surface, the shape of this abaculus is corresponding to this blocking hole, and has one to composition surface that should second side.This clamping piece has one and is hubbed on pivot part on this abaculus, one and is attached at this pivot part and embedding part that should second side and one are driven this embedding part and produce the pulling part that pivots with respect to this connecting piece, this pulling part is operable to a second place by a primary importance, make this embedding part by one to disengaging configuration that should abaculus be operable to one by this abaculus across embedding system position to this second side.

Beneficial effect of the present invention is: operate this clamping piece make this embedding part to should abaculus or by this abaculus across to this second side, and make connecting piece dismantle or install with respect to this fixture, not only simple in structure, processing ease, and reach the quick detach purpose.

Description of drawings

Fig. 1 is the device for quickly disassembling assembling schematic diagram of existing a kind of sawing machine;

Fig. 2 is the device for quickly disassembling assembling schematic diagram of existing another kind of sawing machine;

Fig. 3 is the three-dimensional exploded view of a preferred embodiment of device for quickly disassembling of sawing machine of the present invention;

Fig. 4 is the three-dimensional combination figure of the above-mentioned preferred embodiment of the present invention;

Fig. 5 is the front-view schematic diagram of the above-mentioned preferred embodiment of the present invention, illustrates that a connecting piece is nested on the fixture;

Fig. 6 is the view that is similar to Fig. 5, illustrates that a pulling part is operable to a second place by a primary importance, and an embedding part is operable to an embedding system position by a disengaging configuration;

Fig. 7 is the cross-sectional schematic of being got along the straight line VII-VII among Fig. 6;

The use schematic diagram of the above-mentioned preferred embodiment of Fig. 8 the present invention illustrates the fast assembling-disassembling that is applicable to a fixture and a protecting cover.

The specific embodiment

The present invention is described in detail below in conjunction with drawings and Examples:

As shown in Figure 3, the preferred embodiment of the device for quickly disassembling of sawing machine of the present invention comprises a fixture 10, connecting piece 20 and one and makes this connecting piece 20 with respect to these fixture 10 dismountings or the clamping piece 30 installed.The fixture 10 of present embodiment is a chopper, and this connecting piece 20 articulates the location for a pair of detent 40 that lays respectively at these fixture 10 both sides.

This fixture 10 is lamellar, and has the second opposing side 12 of one first side 11, and this first side 11, one and be connected these first and second 11,12 top sides, side end side surface intermarginal and that extend along a first direction I 13, a blocking hole 14 that is arranged with by this end side surface 13.This first and

second side

11,12 is run through along a second direction II perpendicular to first direction I in this blocking hole 14, and this blocking hole 14 is unidirectional open shape, and have peristome 142, one that 141, one of bottoms, hole are arranged at this end side surface 13 be engaged on this bottom 141, hole and this peristome 142 wherein the flat part 143 of a side and one be engaged on the rake 144 of this bottom 141, hole and these peristome 142 opposite sides, the width of this bottom, hole 141 is greater than this peristome 142.

This connecting piece 20 generally is en plaque, along should being installed on this fixture 10, and have a substrate 21, an abaculus 22 and a pivot hole 23 that is through to this abaculus 22 by this substrate 21 that is convexly equipped with in this substrate 21 1 sides perpendicular to second direction II of this first direction I.21 pairs of this substrates should first direction I width greater than the width in this blocking hole 14, and has an opposite lateral surface 212 of a locating surface 211 that is resisted against this first side 11 and and this locating surface 211, the shape of this abaculus 22 is corresponding to this blocking hole 14, and have one to should second side 12 and be the composition surface 221 that flushes, and be arranged on the root edge 222 that these composition surface 221 peripheries and subsides are against this bottom, hole 141 with this second side 12, one opposite with this root edge 222 and to apical margin 223 that should end side surface 13, one to first lateral margin 224 that should flat part 143 and one to should also being the second skewed lateral margin 225 by rake 144.This pivot hole 23 is positioned on this first lateral margin 224.

This clamping piece 30 has one and is hubbed on the pivot part 31 in this pivot hole 23, a rotating disk 32 and a handle 33 that is arranged on these lateral surface 212 outsides and is attached at these pivot part 31 other ends that is attached at these pivot part 31 1 ends.This pivot part 31 is short cylinder and is worn to this lateral surface 212 by this composition surface 221.This rotating disk 32 generally is fan-shaped tabular, and have one to should root edge 222 and the horizontal lateral margin 321 of bottom, hole 141, one erect periphery 323 between lateral margin 322 free ends to should first lateral margin 224 being located at this horizontal lateral margin 321 with this with the perpendicular lateral margin 322 of flat part 143 and one, this periphery 323 with should produce an embedding part 324 by perpendicular lateral margin 322 joining places, and the center of rotation of this pivot part 31 to the distance L 1 of these embedding part 324 ora terminalis greater than the center of rotation of this pivot part 31 distance L 2 to perpendicular lateral margin 322.The free end of this handle 33 is provided with a pulling part 331 that is bent into the L type, and this pulling part 331 is hung on apical margin 223 tops of this connecting piece 20.

Fig. 3 for another example, Fig. 5 and shown in Figure 6, when these connecting piece 20 desire assembly are on this fixture 10, operate this clamping piece 30 earlier, and make the horizontal stroke of this rotating disk 32, perpendicular lateral margin 321,322 difference positions are at this root edge 222 and these first lateral margin, 224 inboards, this pulling part 331 is positioned at a primary importance and just is hung on this connecting piece 20 tops, again the abaculus 22 of this connecting piece 20 is aimed at this blocking hole 14, and by first side 11 and certainly the side direction of this fixture 10 be inserted in, only support in this first side 11 up to this locating surface 211, and make this root edge 222 and first, two lateral margins 224,225 respectively with closing in hole bottom 141, flat part 143 and rake 144, and utilize of the effect of the width of bottom, this hole 141 greater than this peristome 142, make this abaculus 22 not can along one perpendicular to this first, two direction I, the third direction III of II deviates from from this peristome 142, and is linked on this fixture 10.

Then, when the operator is operable to a second place (this pulling part 331 rotates on this distolateral edge 13) with the pulling part 331 of this handle 33 by this primary importance, utilize center of rotation to the distance L 1 of these embedding part 324 ora terminalis of this pivot part 31 to erect the effect of the distance L 2 of lateral margin 322 to this greater than the center of rotation of this pivot part 31, make this embedding part 324 by one to should abaculus 22 and be positioned at the disengaging configuration (as shown in Figure 5) of these first lateral margin, 224 inboards, be operable to one by this abaculus 22 across to the embedding system position of this second side 12 (as Fig. 6, shown in 7), make these connecting piece 20 strong fixs on this fixture 10, and make the detent 40 that is hubbed on this connecting piece 20 also produce the location, and reach the purpose (see figure 4) of security protection with respect to this fixture 10.

When desire is dismantled, the operator only need operate this pulling part 331 and be operable to primary importance (as Fig. 6 to state shown in Figure 5) by the second place, can make this embedding part 324 by across embedding system position to this second side 12, be operable to should abaculus 22 and be positioned at the disengaging configuration of these first lateral margin, 224 inboards, therefore operation is quite simple.

Therefore, not only member is simple, easy to manufacture, the dismounting assembly is easy for device for quickly disassembling of the present invention, also utilize this abaculus 22 to embed this blocking hole 14, and this embedding part 324 is across the embedding system position to this second side 12, and reaching the two point blocking, the blocking effect is good, and this abaculus 22 embeds the embedding in these blocking holes 14 or shifts out and do not need special operation, but when this connecting piece 20 of operation produces closing with respect to this fixture 10 or separates, just finish in the lump, operate quite simple.

Again as shown in Figure 8, device for quickly disassembling of the present invention also is applicable to the fast assembling-disassembling of this fixture 10 (chopper) and a protecting cover 50.

Claims

1. the device for quickly disassembling of a sawing machine comprises a fixture, a connecting piece and a clamping piece; It is characterized in that:

This fixture, have the blocking hole that the second opposing side of one first side, and this first side, are connected the intermarginal end side surface of this first and second side respective side and this end side surface of vicinity and run through this first and second side, this end side surface is extended along a first direction;

This connecting piece, be installed on this fixture along a second direction perpendicular to this first direction, and have a locating surface that is resisted against this first side and one and be convexly equipped with and be nested in abaculus in this blocking hole by this locating surface, the shape of this abaculus is corresponding to this blocking hole, and has one to composition surface that should second side;

This clamping piece, make this connecting piece with respect to this fixture dismounting or installation, and have one and be hubbed on pivot part on this abaculus, one and be attached at this pivot part and embedding part that should second side and one are driven this embedding part and produce the pulling part that pivots with respect to this connecting piece, this pulling part is operable to a second place by a primary importance, make this embedding part by one to disengaging configuration that should abaculus be operable to one by this abaculus across embedding system position to this second side.

2. the device for quickly disassembling of sawing machine as claimed in claim 1, it is characterized in that: this fixture is a chopper.

3. the device for quickly disassembling of sawing machine as claimed in claim 1, it is characterized in that: the blocking hole of this fixture is unidirectional open shape, and has bottom, a hole and a peristome that is arranged at this end side surface, and the width of this bottom, hole is greater than this peristome.

4. the device for quickly disassembling of sawing machine as claimed in claim 3, it is characterized in that: the blocking hole of this fixture also has the flat part and the rake that is engaged on this bottom, hole and this peristome opposite side that are engaged on this bottom, hole and this peristome one side, the abaculus of this connecting piece have subsides be against the root edge, of bottom, this hole opposite with this root edge and to apical margin that should end side surface, one to first lateral margin that should flat part and one to second lateral margin that should rake, the pivot part of this clamping piece is corresponding to this flat part.

5. the device for quickly disassembling of sawing machine as claimed in claim 4, it is characterized in that: this clamping piece also has the rotating disk and the handle that is arranged on this lateral surface outside and is attached at this pivot part other end that are attached at this pivot part one end, it is fan-shaped tabular that this rotating disk generally is, and has one to should root edge and the horizontal lateral margin of bottom, hole, one to should first lateral margin and the perpendicular lateral margin of flat part and one be located at this horizontal lateral margin and should perpendicular lateral margin free end between periphery, this periphery produce this embedding part with this perpendicular lateral margin joining place, and the center of rotation of this pivot part is extremely erected the distance of lateral margin greater than the center of rotation of this pivot part to the distance of this embedding part ora terminalis, the free end of this handle is provided with this pulling part, and this pulling part is positioned at primary importance and is hung on this connecting piece top.

6. the device for quickly disassembling of sawing machine as claimed in claim 5, it is characterized in that: this connecting piece also has the substrate of a width greater than this blocking hole, this substrate has this locating surface and a lateral surface opposite with this locating surface, and this abaculus is convexly equipped with in this substrate one side, and the pivot part of this clamping piece is worn to this lateral surface by this composition surface.