CN101745956A - Quick-dismounting device of saw cutting machine - Google Patents

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 forced closing hole and a clamping hole; the connecting piece is provided with a locating surface which abuts against to the fixed piece and a cross bar which is arranged on the locating surface in a protruding way and sheathed in the forced closing hole, the clamping-pulling piece is provided with a pivoting part which is pivoted on the connecting piece, a clamping part embedded in the clamping hole and a pulling part, the pulling part is pulled to lead the clamping part to be separated or embedded corresponding to the clamping hole, 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 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.This fixture has the second opposing side of one first side, and this first side, one and is connected the intermarginal end side surface of this first and second side respective side, a hole and the blocking hole being located at this hole one side and being arranged with by this end side surface that is arranged with by this end side surface, this end side surface is extended along a first direction, and this blocking hole has an openend and a positioning end that is the turnover extension with respect to this openend.This connecting piece is installed on this fixture along a second direction perpendicular to this first direction, and has a locating surface that is resisted against this first side and one and be convexly equipped with and be nested in the bar of striding in this hole by this locating surface.This clamping piece makes this connecting piece with respect to this fixture dismounting or installation, and have one be hubbed on pivot part on this connecting piece, one be arranged on this pivot part one side and inlay card in this blocking hole fastening part and one drive this fastening 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, makes this fastening part be operable to the embedding system position of an inlay card at this positioning end by one to disengaging configuration that should openend.

Beneficial effect of the present invention is: utilize this to stride bar and this fastening part corresponds respectively to this hole and blocking hole, when operating this pulling part and making this fastening part produce embedding system or disengaging with respect to this positioning end, impel connecting piece to 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 front-view schematic diagram of this preferred embodiment, illustrates that a connecting piece, a clamping piece are nested on the fixture;

Fig. 5 is the view that is similar to Fig. 4, illustrates that a pulling part is operable to a second place by a primary importance, and a fastening part is operable to an embedding system position by a disengaging configuration;

Fig. 6 is the use schematic diagram of this preferred embodiment, and the fast assembling-disassembling that is applicable to this fixture and a protecting cover is described.

The specific embodiment

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

As shown in Figure 3, a 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 hole 14 and the blocking hole 15 being located at these hole 14 1 sides and being arranged with by this end side surface 13 that is arranged with by this end side surface 13.This hole 14 and blocking hole 15 along should run through perpendicular to second direction II of first direction I this first, two side faces 11,12, and all be unidirectional open shape, this hole 14 have an introducing port 141 that this end side surface 13 is set and one along one perpendicular to this first, two direction I, the third direction III of II extends and the bottom 142 opposite with this introducing port 141, this bottom 142 has the fastener position 143 that is skew with respect to this introducing port 141, a flat segments 151 and blocking section 152 that is connected in this flat segments 151 inner ends and is the arcuation extension of extending of these blocking hole 15 tools along this third direction III, this flat segments 151 has an openend 153 that is arranged at this end side surface 13, this blocking section 152 is provided with the position towards this hole 14 gradually by these flat segments 151 inner ends extends, and has a positioning end 154 that is the turnover extension with respect to this openend 153.

This connecting piece 20 is installed on this fixture 10 along this third direction III, and has one and be flat body 21, one and be convexly equipped with on this body 21 and be nested in and stride bar 22 and two trips 23 that are convexly equipped with at this body 21 top side edge in this hole 14.This body 21 has a locating surface 211 that is resisted against this first side 11, and this is striden bar 22 and is protruded by this locating surface 211, and described trip 23 colludes to be established on the end side surface 13 that is positioned at this fixture 10.

This clamping piece 30 have pivot part 32, one that two pin plates that be arranged in parallel 31, one are attached at 31 of described pin plates be arranged on these pivot part 32 1 sides and inlay card in this blocking hole 15 fastening part 33 and one drive this fastening part 33 and produce the pulling part 34 that pivots with respect to this body 21.This pivot part 32 is the pin rod shape, is located in the middle of described pin plate 31 and locates and be hubbed on this body 21, and this fastening part 33 is the pin rod shape, is located in a wherein end of pin plate 31, and this pulling part 34 is attached at the other end of described pin plate 31.

Again as shown in Figures 3 and 4, when these connecting piece 20 desire assembly are on this fixture 10, operate this clamping piece 30 earlier, and make this fastening part 33 in alignment with this blocking hole 15, and fashionable towards these fixture 10 covers along this third direction III when this connecting piece 20, the locating surface 211 of this body 21 is resisted against first side 11, simultaneously, this is striden bar 22 and is inserted in to this hole 14 from this introducing port 141, and this fastening part 33 also is inserted in to this blocking hole 15 from this openend 153.And when described trip 23 colludes when being located on this end side surface 13, this is striden bar 22 and has arrived at this bottom 142, this fastening part 33 also is positioned at this flat segments 151 and these blocking section 152 joining places (at this moment, this pulling part 34 is positioned at a primary importance, and this pulling part 34 is away from this end side surface 13).

Again as shown in Figure 5, when the operator pulls this pulling part 34, and make this pulling part 34 be operable to a second place (this pulling part 34 level off to this end side surface 13) by primary importance, this fastening part 33 is a center of rotation with this pivot part 32, and produce turn along this blocking section 152, make this fastening part 33 be operable to the embedding system position of an inlay card to disengaging configuration that should openend 153 at this positioning end 154 by one, this is striden bar 22 and only also blocks in this fastener position 143, make this connecting piece 20 produce firm the installation with respect to this fixture 10, this fastening part 33 and stride bar 22 can be along this third direction III from this openend 153, introducing port 141 is deviate from, and firmly be linked on this fixture 10, and make the detent 40 that is hubbed on this connecting piece 20 also can produce the location, and reach the purpose of security protection with respect to this fixture 10.

When desire is dismantled, the operator only need operate this pulling part 34 and be operable to primary importance (as Fig. 5 to state shown in Figure 4) by the second place, make this fastening part 33 by supporting the embedding system position that terminates in this positioning end 154, be operable to disengaging configuration that should openend 153, again connecting piece 20, clamping piece 30 integral body are upwards mentioned, make this fastening part 33 and stride bar 22 and shift out in blocking hole 15 and hole 14 respectively, therefore the operation of dismounting is also 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 to stride after bar 22 is inserted in this hole 14 and the blocking hole 15 respectively with fastening part 33, operate the pulling part 34 of this clamping piece 30 again, impel the embedding system position of fastening part 33 embeddings built in this positioning end 154, and reach the two point blocking, the blocking effect is good, and this strides bar 22, fastening part 33 embeds the embedding in this hole 14, blocking hole 15 or shifts out does not need special operation, operates quite simple.

Again as shown in Figure 6, 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 (5)

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 second opposing side of one first side, and this first side, one and be connected the intermarginal end side surface of this first and second side respective side, a hole and the blocking hole being located at this hole one side and being arranged with that is arranged with by this end side surface by this end side surface, this end side surface is extended along a first direction, and this blocking hole has an openend and a positioning end that is the turnover extension with respect to this openend;

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

This clamping piece, make this connecting piece with respect to this fixture dismounting or installation, and have one be hubbed on pivot part on this connecting piece, one be arranged on this pivot part one side and inlay card in this blocking hole fastening part and one drive this fastening 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, makes this fastening part be operable to the embedding system position of an inlay card at this positioning end by one to disengaging configuration that should openend.

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: this clamping piece also has two pin plates, this pivot part is the pin rod shape, being located in the middle of described pin plate locates and is hubbed on this connecting piece, this fastening part is the pin rod shape, be located in a wherein end of described pin plate, this pulling part is attached at the other end of described pin plate.

4. the device for quickly disassembling of sawing machine as claimed in claim 1, it is characterized in that: the hole of this fixture has the introducing port and the bottom opposite with this introducing port that are arranged on this end side surface, this bottom has the fastener position that is skew with respect to this introducing port, this blocking hole also has a flat segments and a blocking section that is connected in this flat segments inner end and is the arcuation extension of extending along this second direction, and this blocking section is provided with the position towards this hole gradually by this flat segments inner end and extends.

5. the device for quickly disassembling of sawing machine as claimed in claim 1, it is characterized in that: this connecting piece also has one and is flat body and two trips that are convexly equipped with at this body top side edge, this body has this locating surface, and described trip colludes to be established on the end side surface that is positioned at this fixture.

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