CN107363334B - Has the safe folding method of fool proof collapsible sawing machine and sawing machine - Google Patents
Has the safe folding method of fool proof collapsible sawing machine and sawing machine Download PDFInfo
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- CN107363334B CN107363334B CN201610319602.2A CN201610319602A CN107363334B CN 107363334 B CN107363334 B CN 107363334B CN 201610319602 A CN201610319602 A CN 201610319602A CN 107363334 B CN107363334 B CN 107363334B
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- Prior art keywords
- switch key
- sawing
- relative
- rotating member
- groove
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
- B23D47/02—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of frames; of guiding arrangements for work-table or saw-carrier
Abstract
A kind of fool proof collapsible sawing machine of tool, include a base unit, one buck, one sawing unit and a switch key, the buck is able to rotate and is installed on the base unit, and there is an axle bed, the axle bed has an axis and an operable positioning pin, the sawing unit includes the rotating member and a driver that is located in the axle bed and can rotate relative to the buck, the switch key can be dismantled and be installed on an operating side or one of rotating member and the axle bed of the sawing unit, before the sawing unit carries out folding, the switch key is separated from the operating side, the power supply of the driver can be cut off, and when the switch key is installed on one of the rotating member and the axle bed, the positioning pin can be interlocked using the switch key, reach folding safe operation in the state that drive power supply is cut off Purpose.
Description
Technical field
The present invention relates to a kind of sawing machines, more particularly to a kind of fool proof collapsible sawing machine of tool and sawing machine
Safe folding method.
Background technique
A kind of existing sawing machine (prior art that TaiWan, China discloses 201325776 patent application case of number) includes one
A base unit, a processing platform that can be rotated relative to the base unit, a saw for being attached at the processing platform side
Cut unit and a positioning unit.The base unit is fixedly arranged at the pedestal of the pedestal two sides with a pedestal and two respectively,
The positioning unit has a screw lock in the spinner handle of the processing platform.When being intended to adjust the saw cutting angle of the sawing unit, operation
Person must unscrew the spinner handle, and drive the sawing unit to generate rotation relative to the base unit using the processing platform, and work as
When the sawing unit goes to predetermined angular, then screw the spinner handle.
In addition, being to utilize a fan-shaped plate for disclosing 201420239 patent application case of number with TaiWan, China
Fixing piece and a positioning unit cooperation, can reach adjustment one sawing unit saw blade be in relative to a buck top surface
It is tilted by a predetermined angle, and can achieve the purpose that machining angle, above-mentioned saw blade is maximum relative to the tilt angle of the buck top surface
For 45 degree of angles.
Although current sawing machine has the above two operating function that can adjust saw cutting angle, when sawing machine is temporary
When not using, need to temporarily collect, the volume of integral assembly state is big, can occupy biggish space.In addition, when sawing machine manufactures
When completing and being intended to case, transport, it if being packed to organize vertical state, also will increase the volume of timber, increase landed cost.
Furthermore when sawing machine is not in the state of using, is to be collected, probably due to accidentally touching switchs and saw blade occurs operator
It is activated the danger of operating.
Summary of the invention
The purpose of the present invention is to provide a kind of tool that security protection can be generated in folding is fool proof collapsible
Sawing machine.Another object of the present invention is providing a kind of safe folding method of sawing machine that security protection can be generated in folding.
The present invention has fool proof collapsible sawing machine, includes a base unit, a buck, a sawing list
Member and a switch key, the base unit have a cephalolateral margin, one in contrast to the cephalolateral margin posterior lateral margin, one be located at should
Left border between cephalolateral margin and the posterior lateral margin, one in contrast to the left border margo dexter, one extended to by the cephalolateral margin
The bottom surface of the posterior lateral margin and a top surface in contrast to the bottom surface, which is able to rotate and is installed on the base unit, and has
One corresponding to the posterior lateral margin and is connected to the working face in contrast to the bottom surface and corresponding to the working face of the top surface and one
Axle bed, the axle bed have an axis for being parallel to the working face and being extended by the posterior lateral margin towards the cephalolateral margin, the sawing unit
Including one be located in the axle bed and can be rotated relative to the buck rotating member, a support arm for being articulated in the rotating member,
One be installed on the saw blade of the support arm, one be installed on the support arm and for drive the saw blade rotate driver and one
Adjacent to the operating side of the saw blade and the driver, the axle bed and the rotating member one of them there is one enclose set on the axis one
The positioning region of side, another has a positioning pin that can be operated, when which is installed on the operating side, the driver
Power supply can be activated, which can be located at a working condition, and the sawing unit is in working condition, the saw blade and the work
Make face and generate a work angle, when which dismantles from operating side, the power supply of the driver is cut off, which is pacified
When loaded on one of the rotating member and the axle bed, it is de- that the operation switch key can be such that the positioning pin generates relative to the positioning region
From or blocking, the positioning pin relative to the positioning region generate disengaging when, which can be operated into a receipts by working condition
Folding state can make the sawing unit be held in folding state, and the saw blade when positioning pin generates blocking relative to the positioning region
End face level off to the working face.
The present invention has fool proof collapsible sawing machine, which is in poroid and is set to the axle bed, the positioning
Pin can slide and be installed on the rotating member, the sawing unit further include one be installed on the rotating member and with the positioning pin interlocking
Guide bracket, the guide bracket have the jack for being parallel to the axis, at least one be connected to wears groove and at least one edge of the jack
Circumferential direction is connected to the inlay card slot of the wears groove, the switch key have an operation portion and at least one in contrast to the operation portion blocking
Portion, which can pass through the wears groove and be staggered like relative to the wears groove turn and be equipped in the inlay card slot, and make the switch
Key and the guide bracket generate connection.
The present invention has a fool proof collapsible sawing machine, the sawing unit further include one be installed on the rotating member and
Baffle positioned at the guide bracket side, in folding state, which blocks in the outside of the switch key sawing unit, and limitation should
Switch key can only pull the positioning pin, but can not be detached from from the guide bracket, and for the sawing unit in working condition, the baffle is opposite
It is separate in the guide bracket.
The present invention has fool proof collapsible sawing machine, which further includes one and produce relative to the support arm
The operating handle of raw positioning, one be hubbed at the trigger of the operating handle, a safety switch for being installed on the operating handle and
One is installed on the snap close piece of the operating handle, and the operating handle and the trigger are set to the operating side, which can be opposite
Stopper or separate is generated in the snap close piece, which can be generated the lock of blocking by the switch key stopper by one to the trigger
Button bit, which is set, is moved to the releasing position for enabling the trigger to generate turn, when which is located at lock position, the trigger phase
Positioning is generated for the operating handle, when which is located at releasing position, the safety switch and energy can be touched by operating the trigger
Start the power supply of the driver.
The present invention has fool proof collapsible sawing machine, and the operating handle of the sawing unit has a limiting section,
The limiting section have a circular hole, at least one be connected to the circular hole groove and at least one be circumferentially connected to the groove
Clamping slot, the switch key have an operation portion and at least one in contrast to the fastening part of the operation portion, which can pass through
The groove and be staggered like relative to the groove turn and be equipped in the clamping slot, and make the switch key along itself axially with respect to
The limiting section generates limit, the trigger there is one to be articulated in the articulated section of the operating handle, one in contrast to the articulated section
Swing part, one be set to the swing part and U-shaped hook part, a recessed lock buckling groove in the hook part side, the hook
Portion has a U-lag, and the opening direction of the U-lag and the opening direction of the lock buckling groove are on the contrary, the snap close piece includes one
The middle bar that can be nested in the U-lag, one be connected in this bar one end and non-circular fixture block and one is connected in this
The pressing part of bar one end, the fixture block are nested in the lock buckling groove.
The safe folding method of sawing machine of the present invention, comprise the steps of (A) prepare a base unit, a buck,
One sawing unit and a switch key, the base unit have a cephalolateral margin, one in contrast to the cephalolateral margin posterior lateral margin,
One left border between the cephalolateral margin and the posterior lateral margin, one in contrast to the left border margo dexter, one by before this
Lateral margin extends to the bottom surface and a top surface in contrast to the bottom surface of the posterior lateral margin, which is able to rotate and is installed on the base list
Member, and have one in contrast to the bottom surface and correspond to the posterior lateral margin corresponding to the working face of the top surface and one and be connected to this
The axle bed of working face, the axle bed have an axis for being parallel to the working face and being extended by the posterior lateral margin towards the cephalolateral margin, should
Sawing unit include one be located in the axle bed and can relative to the buck rotate rotating member, one be articulated in the rotating member
Support arm, one be installed on the saw blade of the support arm, one be installed on the support arm and for drive the saw blade rotate driving
Device and an operating side adjacent to the saw blade and the driver, the axle bed and the rotating member one of them there is one enclose and be set to
The positioning region of the axis side and a sliding groove, another has a positioning pin that can be operated, which can dismantle
And it is installed on the operating side, and can dismantle and be installed on one of the rotating member and the axle bed, which certainly should by (B)
Operating side is separated, and the power supply of the driver is cut off, which is installed on one of the rotating member and the axle bed, (C)
The positioning pin can be interlocked by operating the switch key, and the sawing unit is made to operate into a folding state by a working condition, should
For sawing unit in working condition, the saw blade and the working face generate a work angle, which is located at folding state
When, the end face of the saw blade levels off to the working face, which generates blocking relative to the positioning region.
The safe folding method of sawing machine of the present invention, positioning region prepared by the step (A) is in poroid and be set to the axis
Seat, the positioning pin can slide and be installed on the rotating member, which further includes one and be installed on the rotating member and determine with this
The guide bracket that connects of position lock, the guide bracket have the jack for being parallel to the axis, at least one be connected to the jack wears groove and
At least one is circumferentially connected to the inlay card slot of the wears groove, the switch key have an operation portion and at least one in contrast to the behaviour
Make the fastening part in portion, which can pass through the wears groove and the inlay card slot is staggered like and be equipped in relative to the wears groove turn,
And the switch key and the guide bracket is made to generate connection.
The safe folding method of sawing machine of the present invention, sawing unit prepared by the step (A) further include one and are installed on
The rotating member and the baffle for being located at the guide bracket side, in folding state, which blocks in the switch key sawing unit
Outside, the positioning pin can only be pulled by limiting the switch key, but can not be detached from from the guide bracket, and the sawing unit is in working condition
When, the baffle is separate relative to the guide bracket.
The safe folding method of sawing machine of the present invention, sawing unit prepared by the step (A) further include one relative to
The support arm generate positioning operating handle, one be hubbed at the trigger of the operating handle, one be installed on the operating handle
Safety switch and one are installed on the snap close piece of the operating handle, the snap close piece by the switch key stopper, the operating handle with should
Trigger is set to the operating side, the safe folding method of the sawing machine also include a boundary in the step (A) and the step (B) it
Between the step of (A-1), which can operate the switch key and generate relative to the snap close piece separate, and make the snap close piece pair
The trigger generates blocking, and when which is located at lock position, which generates positioning relative to the operating handle.
The safe folding method of sawing machine of the present invention, operating handle prepared by the step (A) have a limiting section, should
Limiting section have a circular hole and at least one be connected to the circular hole groove and at least one be circumferentially connected to the groove
Clamping slot, the trigger have one be articulated in the articulated section of the operating handle, one in contrast to the articulated section swing part, one
Set on the swing part and U-shaped hook part, a recessed lock buckling groove in the hook part side, the hook part have a U
Shape slot, the opening direction of the U-lag and the opening direction of the lock buckling groove are on the contrary, the snap close piece, which includes one, can be nested in the U
Middle bar in shape slot, one be connected to bar one end and non-circular fixture block in this and a compacting for being connected to bar one end in this
Portion, the switch key have an operation portion and at least one in contrast to the operation portion fastening part, in the step (A-1), the card
Portion processed can pass through the groove and be staggered like relative to the groove turn and be equipped in the clamping slot, and make the switch key along itself
Limit is generated axially with respect to the limiting section, and the snap close piece can be such that the fixture block takes off from the lock buckling groove by the switch key stopper
From the trigger generates pivot relative to the operating handle.The beneficial effects of the present invention are: the sawing unit carry out folding with
Before, which is separated from the operating side, the power supply of the driver can be cut off, and the switch key is installed on the rotating member
Or the axle bed, it can achieve the purpose that folding safe operation.
Detailed description of the invention
Fig. 1 is three-dimensional group of the working condition that the present invention has fool proof collapsible sawing machine one embodiment
Close figure；
Fig. 2 is the three-dimensional combination figure in another direction of embodiment；
Fig. 3 is an incomplete stereogram exploded view of the embodiment；
Fig. 4 is a partial exploded perspective view of the embodiment, illustrates a trigger, a snap close piece and a switch
Key；
Fig. 5 is an incomplete combination diagram of the embodiment, illustrates the marriage relation of the trigger Yu the snap close piece；
The schematic cross-sectional view that Fig. 6 is taken along the straight line VI-VI in Fig. 5；
Fig. 7 is analogous to another incomplete combination diagram of Fig. 5；
The schematic cross-sectional view that Fig. 8 is taken along the straight line VIII-VIII in Fig. 7；
Fig. 9 is a stereogram exploded view of one rotating member of the embodiment and an axle bed；
Figure 10 is a stereogram exploded view of the switch key and a guide bracket of the embodiment；
Figure 11 is a stereogram exploded view of the switch key of the embodiment and another direction of guide bracket；
Figure 12 is that a positioning pin of the embodiment and the guide bracket link, an and plane exploded view with the switch key；
Figure 13 is a folding schematic perspective constitutional diagram of the embodiment, illustrates the sawing machine in folding state；
Figure 14 is the rear plan schematic diagram of a folding state of the embodiment；
The schematic cross-sectional view that Figure 15 is taken along the straight line Ⅹ V-Ⅹ V in Figure 14.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and embodiments:
Refering to fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention have one embodiment of fool proof collapsible sawing machine, packet
Containing a sawing unit 30 of buck 20, one of base unit 10, one and a switch key 70.
The base unit 10 has one cephalolateral margin 11, one posterior lateral margin 12, one in contrast to the cephalolateral margin 11 by this
Cephalolateral margin 11 extends to top surface 14 of the bottom surface 13, one in contrast to the bottom surface 13 of the posterior lateral margin 12.For structure, the base
Unit 10 has one in the form of annular discs pedestal 15, two pedestals 16 for being radially connected to 15 two sides of pedestal respectively, and should
Cephalolateral margin 11, the posterior lateral margin 12 are generated by the pedestal 15 and the pedestal 16 jointly respectively, which is set to the pedestal
16 tops.
The buck 20 is installed on the pedestal 15 of the base unit 10 and between the pedestal 16, can be relative to the machine
Seat unit 10 rotates, and in contrast to the bottom surface 13 and corresponds to working face 21, one of the top surface 14 with one correspond to should
Posterior lateral margin 12 and the axle bed 22 and a buck that is reversed and can extend outwardly with the axle bed 22 for being connected to the working face 21
There is one to be parallel to the working face 21 and by the posterior lateral margin 12 towards the cephalolateral margin for operating handle 23, cooperation ginseng Fig. 9, the axle bed 22
The axis L of 11 extensions, a shaft 221 and a positioning plate 222 along axis L setting, the positioning plate 222 have one and enclose
223 side of sliding groove is set to set on the sliding groove 223 of axis L and one and is in poroid positioning region 224.
The sawing unit 30 has the axle bed 22 for being located in the buck 20 and can be relative to the base unit 10 and this
Rotating member 31, one support arm 32, one for being articulated in the rotating member 31 that buck 20 rotates are installed on the saw of the support arm 32
Piece 33, one be installed on the support arm 32 and for drive the saw blade 33 rotate driver 34, one adjacent to the saw blade 33
The rotating member 31 and right is installed on the operating side 38 ' of the driver 34, guide bracket 35, one for being installed on the rotating member 31
The rotating member 31 should be installed in positioning pin 36, one of the guide bracket 35 and be located at 37, phases of baffle of 35 side of guide bracket
Operating handle 38, one trigger 39, one for being hubbed at the operating handle 38 for generating positioning for the support arm 32 are installed on
The safety switch 50 of the operating handle 38 and one are installed on the snap close piece 60 of the operating handle 38.In the present embodiment, the operation
Handle 38, the trigger 39 are set to the operating side 38 '.
The rotating member 31 is located in the shaft 222, and can drive the support arm 32 using axis L as center of rotation relative to
The base unit 10 and the buck 20 rotate, which has one arc groove 311, one and be arranged in the arc groove 311
And the rotating member 31 can be locked in the locating piece 312 and a bore 313 set on 311 side of arc groove of the axle bed 22.
The guide bracket 35 is in hollow tube-shape, and with a jack 351 for being parallel to axis L, a pair of of interval 180 degree and company
The wears groove 352 and a pair that pass through the jack 351 are circumferentially connected to the inlay card slot 353 of the wears groove 352.
The positioning pin 36 can be operated and can generate axial limiting relative to the rotating member 31, and there is one to utilize one
Screwed lock is connected to the pin rod 361 and a spring 362 being sheathed between the pin rod 361 and the guide bracket 35 of the guide bracket 35, the bullet
The elastic force perseverance of spring 362 makes the pin rod 361 keep the trend mobile towards the positioning plate 222.
Refering to Fig. 3, Fig. 5, Fig. 6 and Figure 10, Figure 11, which is fixed on 34 side of driver, and has for cooperation
There is a limiting section 381, which has a circular hole 382, a pair of of interval 180 degree and be connected to the recessed of the circular hole 382
Slot 383 and a pair of clamping slot 384 for being circumferentially connected to the groove 383.In addition, the operating handle 38 be also equipped with one it is right
It should be in the elastic component 385 of the limiting section 381.
Cooperation refering to Fig. 4, the trigger 39 have articulated section for being articulated in the operating handle 38 391, one in contrast to
Swing part 392, one of the articulated section 391 are set to the swing part 392 and U-shaped hook part 393, one recessed in the hook
393 side of portion and non-circular lock buckling groove 394, the hook part 393 have a U-lag 395, the opening side of the U-lag 395
To with the opening direction of the lock buckling groove 394 in opposite.
Refering to Fig. 3, Fig. 4, Fig. 5, Fig. 6, which includes a middle bar that can be nested in the U-lag 395 for cooperation
61, one is connected to 61 one end of bar and non-circular fixture block 62 in this and a pressing part for being connected to 61 one end of bar in this
63.The snap close piece 60 is acted on by the elastic force of the elastic component 385, and perseverance makes the fixture block 62 keep becoming towards the lock buckling groove 394 is nested
Gesture.
Cooperation is refering to Fig. 3, Fig. 4 and Figure 10, Figure 11, and the switch key 70 is with operation portion 71, one that one is in expanding shape
It is convexly equipped in the operating stick 72 of 71 side of operation portion and a pair of in contrast to the operation portion 71 and is convexly equipped in the blocking of the operating stick 72
Portion 73, the fastening part 73 are in convex block shape, can pass through the wears groove 352 and be staggered like simultaneously relative to 352 turn of wears groove
It is equipped in the inlay card slot 353, so that the switch key 70 and the guide bracket 35 generate connection.The fastening part 73 can also pass through described
It groove 383 and is staggered like relative to 383 turn of groove and is equipped in the clamping slot 384, and make 70 edge of switch key
Itself generates limit axially with respect to the limiting section 381.
Again as shown in Figures 1 and 2, show that the sawing unit 30 of the sawing machine is located at a working condition, in this case,
The driver 34 is suspended at 21 top of working face of the buck 20, when workpiece to be cut is placed in the working face 21, utilizes operation
The support arm 32 of the sawing unit 30 drives the saw blade 33 and relative to rotating member 31 to lower swing, can reach vertical sawing and wait for
The purpose of cutting part.Cooperation refering to shown in Fig. 5 and Fig. 6, the fastening part 73 of the switch key 70 passed through the groove 383 and
The clamping slot 384 is staggered like and is equipped in relative to 383 turn of groove, at this point, the switch key 70 is installed on the saw
Cut unit 30, and the switch key 70 generates limit axially with respect to the limiting section 381 along itself, which can be to the lock
The pressing part 63 of part 60 generates compacting, and is detached from the fixture block 62 from the lock buckling groove 394 (at this point, the elastic component 385 is in be pressed
Contracting shape), which is located at a releasing position, then the trigger 39 can generate pivot relative to the operating handle 38, and press
When making the trigger 39 relative to the operating handle 38 pivot, the safety switch 50 can be touched using the trigger 39, and start the drive
The power supply of dynamic device 34, and operator operates the operating side 38 ' just and can be carried out sawing operation.At this point, the baffle 37 is led relative to this
Seat 35 is separate.
Again as shown in Figure 1, when operator pulls the buck operating handle 23, and the buck 20 is made to drive the sawing unit 30
When relative to the base unit 10 rotation, the processing that cutting part carries out oblique sawing can be treated using the sawing unit 30.Work as behaviour
Author unscrews the locating piece 312, the rotating member 31 of the sawing unit 30 can axis L be center of rotation relative to the buck 20
Predetermined angular is rotated, when the end face of the saw blade 33 and the working face 21 can be made to generate a predetermined work angle, and the driver
34 are still suspended at 21 top of working face of the buck 20, can achieve the purpose that tilt the sawing workpiece (not shown) to be cut.
When sawing machine does not use temporarily and is intended to collect or when transport to be packed, as illustrated in figs. 7 and 8, operator opens this
It closes key 70 to separate from the limiting section 381 of the sawing unit 30, which is acted on by the elastic force of the elastic component 385, energy
So that the snap close piece 60 is located at a lock position, and make 62 buckle of fixture block in the lock buckling groove 394 of the trigger 39, then the trigger
39 are restricted and generate positioning relative to the operating handle 38 and can not generate turn relative to the operating handle 38, that is,
It says, which will not generate touch to the safety switch 50, and the power supply of the driver 34 is cut off.
Then, drive the sawing unit 30 relative to the base unit 10 towards a left side of Fig. 1 when operator operates the buck 20
Side rotates 45 degree angles (cooperate refering to fig. 1 3).Then, then unscrew the locating piece 312, then as shown in figure 15 and cooperation refering to Fig. 9,
The switch key 70 removed from the limiting section 381 can be inserted in the guide bracket 35, and make the switch key 70 and the guide bracket by Figure 12
35 generate connection, when pulling the operation portion 71, can interlock the positioning pin 36 and remove from the sliding groove 223.And operator
The rotating member 31 of the sawing unit 30 can be operated and generate rotation relative to the axle bed 22, and drive the sawing unit 30 whole with
Axis L is that center of rotation is rotated relative to the buck 20, until the end face of the saw blade 33 levels off to the working face 21 and close
When in parallel or being parallel to the working face 21, the sawing unit 30 operation can be made at a folding state, at this point, the positioning region 224
When in alignment with the pin rod 61, operator discharges the pulling force to the switch key 70, releases elastic force using returning for the spring 362, can make
The pin rod 361 is embedded in again in the positioning region 224, is promoted the sawing unit 30 to generate folding relative to the base unit 10 and is determined
Position.
If Figure 13, Figure 14 and Figure 15 are when the sawing unit 30 is located at folding state, the operation portion 71 of the switch key 70 by
To blocking for the baffle 37, so can limit can only interlock the positioning pin 36 when pulling the switch key 70, but the switch key 70
It can not be detached from from the guide bracket 35, arbitrarily be separated to avoid the switch key 70.
Therefore, the safe folding method of sawing machine of the present invention, comprises the steps of
Step 1: base unit 10, the buck 20, the sawing unit 30 and the switch key 70 as described above are prepared.Such as
Shown in Fig. 1, Fig. 5 and Fig. 6, when which is installed in the limiting section 381, the pressure of the snap close piece 60 by the switch key 70
When tug acts on and is located at a releasing position, which can be relative to 38 turn of operating handle, and can normally start the drive
Dynamic device 34 carries out sawing operation.At this point, the positioning pin 36 generates the sliding of appropriateness in the arc groove 311, the sawing list can be made
When member 30 generates predetermined work angle relative to the working face 21 of the buck 20, and the driver 34 is still suspended at the buck 20
The top of working face 21, can achieve the purpose that tilt the sawing workpiece to be cut.
Step 2: when being intended to folding, operating the switch key 70 and generate relative to the snap close piece 60 far from (see Fig. 7 and Fig. 8), should
Switch key 70 is removed from the sawing unit 30, and the snap close piece 60 is made to generate blocking to the trigger 39, which is located at lock
When button bit is set, which generates positioning relative to the operating handle 38, which will not generate touching to the safety switch 50
It is dynamic.
Step 3: the switch key 70 that step 2 is removed is installed in the jack 351 of the guide bracket 35, is cooperated refering to figure
15, pull the switch key 70 that the positioning pin 36 can be made to generate disengaging relative to the sliding groove 223.
Step 4: it operates the sawing unit 30 and is operated into as shown in figures 13 and 14 by Fig. 1 and working condition shown in Fig. 2
Folding state so that the end face of the saw blade 33 levels off to the working face 21.At this point, the positioning pin 36 is relative to the positioning region
224 generate blocking, it is ensured that the sawing unit 30 is held in folding state.
Therefore, sawing machine of the invention, to the sawing unit 30 carry out folding before, using operate the switch key 70 from
The operating side 38 ' removes, and is just avoided that the driver 34 is activated, and is assembled in the guide bracket 35 again using the switch key 70,
The positioning pin 36 can be interlocked, and the sawing unit 30 can just be made to fold into folding state by working condition, therefore, in the sawing list
In the folding operating process of member 30, operator will not cause danger situation because of malfunction, can promote the safety operated.
That is, before 30 folding of sawing unit operation, the driving can be cut off using the variation of 70 installation site of switch key
The power supply of device 34 can not only promote the safety of operation, and the safe folding method of sawing machine is comparatively simple.
In conclusion the present invention has fool proof collapsible sawing machine, the purpose of safety operation can be reached really.
Claims (10)
1. a kind of fool proof collapsible sawing machine of tool, comprising a base unit, a buck, a sawing unit and
One switch key, the sawing machine are characterized in that:
The base unit, with a cephalolateral margin, one in contrast to the cephalolateral margin posterior lateral margin, one be located at the cephalolateral margin with should
Left border between posterior lateral margin, one in contrast to the left border margo dexter, one the posterior lateral margin is extended to by the cephalolateral margin
Bottom surface and a top surface in contrast to the bottom surface；
The buck is able to rotate and is installed on the base unit, and with one in contrast to the bottom surface and corresponding to the work of the top surface
Make face and one to correspond to the posterior lateral margin and be connected to the axle bed of the working face, the axle bed have one be parallel to the working face and
The axis extended by the posterior lateral margin towards the cephalolateral margin；
The sawing unit, including one be located in the axle bed and can relative to the buck rotate rotating member, one be articulated in this
The support arm of rotating member, one be installed on the saw blade of the support arm, one be installed on the support arm and for drive the saw blade turn
Dynamic driver and an operating side adjacent to the saw blade and the driver, the axle bed and the rotating member one of them have one
A to enclose the positioning region set on the axis side, another has a positioning pin that can be operated；
The switch key, when being installed on the operating side, the power supply of the driver can be activated, which can be located at a job
State, for the sawing unit in working condition, the saw blade and the working face generate a work angle, and the switch key is from operating side
When disassembly, the power supply of the driver is cut off, and when which is installed on one of the rotating member and the axle bed, operation should
Switch key can make the positioning pin generate disengaging or blocking relative to the positioning region, which generates disengaging relative to the positioning region
When, which can be operated into a folding state by working condition, when which generates blocking relative to the positioning region,
The sawing unit can be made to be held in folding state, and the end face of the saw blade levels off to the working face.
2. having fool proof collapsible sawing machine as described in claim 1, it is characterised in that: the positioning region in poroid and
It is set to the axle bed, which can slide and be installed on the rotating member, which further includes one and be installed on the rotation
Part and guide bracket with the positioning pin interlocking, the guide bracket have that the jack for being parallel to the axis, at least one is connected to this and inserts
The wears groove in hole and at least one be circumferentially connected to the inlay card slot of the wears groove, the switch key have an operation portion and at least one
In contrast to the fastening part of the operation portion, which can pass through the wears groove and be staggered like and be equipped in relative to the wears groove turn
The inlay card slot, and the switch key and the guide bracket is made to generate connection.
3. having fool proof collapsible sawing machine as claimed in claim 2, it is characterised in that: the sawing unit further includes
One be installed on the rotating member and be located at the guide bracket side baffle, the sawing unit in folding state, the baffle block in
The outside of the switch key, the positioning pin can only be pulled by limiting the switch key, but can not be detached from from the guide bracket, which exists
When working condition, the baffle is separate relative to the guide bracket.
4. having fool proof collapsible sawing machine as described in claim 1, it is characterised in that: the sawing unit further includes
One relative to the support arm generate positioning operating handle, one be hubbed at the trigger of the operating handle, one be installed on this
The safety switch of operating handle and one are installed on the snap close piece of the operating handle, and the operating handle and the trigger are set to the behaviour
Make end, which can generate stopper or separate relative to the snap close piece, which, can be right by one by the switch key stopper
The lock position that the trigger generates blocking is moved to the releasing position for enabling the trigger to generate turn, which is located at lock
When button bit is set, which generates positioning relative to the operating handle, and when which is located at releasing position, operating the trigger can be touched
It moves the safety switch and the power supply of the driver can be started.
5. having fool proof collapsible sawing machine as claimed in claim 4, it is characterised in that: the operation of the sawing unit
Handle have a limiting section, the limiting section have a circular hole, at least one be connected to the circular hole groove and at least one
Circumferentially be connected to the clamping slot of the groove, the switch key have an operation portion and at least one in contrast to the operation portion card
Portion processed, which can pass through the groove and be staggered like relative to the groove turn and be equipped in the clamping slot, and open this
Close key and generate limit axially with respect to the limiting section along itself, the trigger have the articulated section for being articulated in the operating handle,
One in contrast to the swing part of the articulated section, one be set to the swing part and U-shaped hook part, one it is recessed in the hook part
The lock buckling groove of side, the hook part have a U-lag, and the opening direction of the U-lag is in phase with the opening direction of the lock buckling groove
Instead, the snap close piece include the middle bar that can be nested in the U-lag, one be connected to bar one end and non-circular card in this
Block and one are connected to the pressing part of bar one end in this, which is nested in the lock buckling groove.
6. a kind of safe folding method of sawing machine, comprises the steps of
(A) base unit, a buck, a sawing unit and a switch key are prepared, which has one
Cephalolateral margin, posterior lateral margin, a left border between the cephalolateral margin and the posterior lateral margin, one in contrast to the cephalolateral margin
In contrast to the left border margo dexter, one by the cephalolateral margin extend to the posterior lateral margin bottom surface and one in contrast to the bottom surface
Top surface, the buck are able to rotate and are installed on the base unit, and with one in contrast to the bottom surface and corresponding to the work of the top surface
Make face and one to correspond to the posterior lateral margin and be connected to the axle bed of the working face, the axle bed have one be parallel to the working face and
The axis extended by the posterior lateral margin towards the cephalolateral margin, the sawing unit are located in the axle bed including one and can be relative to the bucks
The rotating member of rotation, one be articulated in the support arm of the rotating member, one be installed on the saw blade of the support arm, one be installed on this
Support arm and the driver for being used to that the saw blade to be driven to rotate and an operating side adjacent to the saw blade and the driver, the axle bed
One of them has one and encloses set on the positioning region of the axis side and a sliding groove with the rotating member, another has one
The operating side can be dismantled and are installed on to the positioning pin that can be operated, the switch key, and can dismantle and be installed on the rotating member with
One of the axle bed；
(B) the switch key is separated from the operating side, the power supply of the driver is cut off, which is installed on the rotating member
One of with the axle bed；
(C) positioning pin can be interlocked by operating the switch key, and the sawing unit is made to operate into a folding by a working condition
State, for the sawing unit in working condition, the saw blade and the working face generate a work angle, which, which is located at, receives
When folding state, the end face of the saw blade levels off to the working face, which generates blocking relative to the positioning region.
7. the safe folding method of sawing machine as claimed in claim 6, it is characterised in that: positioning prepared by the step (A)
Portion is in poroid and is set to the axle bed, which can slide and be installed on the rotating member, which further includes a peace
Guide bracket loaded on the rotating member and with the positioning pin interlocking, the guide bracket have the jack for being parallel to the axis, at least one
Be connected to the jack wears groove and at least one be circumferentially connected to the inlay card slot of the wears groove, the switch key have an operation portion
And at least one in contrast to the fastening part of the operation portion, which can pass through the wears groove and be in be staggered relative to the wears groove turn
Shape is simultaneously equipped in the inlay card slot, and the switch key and the guide bracket is made to generate connection.
8. the safe folding method of sawing machine as claimed in claim 7, it is characterised in that: sawing prepared by the step (A)
Unit further includes one and is installed on the rotating member and is located at the baffle of the guide bracket side, which, should in folding state
Baffle is blocked in the outside of the switch key, and the positioning pin can only be pulled by limiting the switch key, but can not be detached from from the guide bracket, should
For sawing unit in working condition, the baffle is separate relative to the guide bracket.
9. the safe folding method of sawing machine as claimed in claim 6, it is characterised in that: sawing prepared by the step (A)
Unit further include one relative to the support arm generate positioning operating handle, one be hubbed at the trigger of the operating handle, one
A safety switch for being installed on the operating handle and one are installed on the snap close piece of the operating handle, and the snap close piece is by the switch key
Stopper, the operating handle and the trigger are set to the operating side, and the safe folding method of the sawing machine also includes a boundary in this
The step of between step (A) and the step (B) (A-1), the step (A-1) can operate the switch key and generate relative to the snap close piece
It is separate, and the snap close piece is made to generate blocking to the trigger, when which is located at lock position, which holds relative to the operation
It is positioned generating.
10. the safe folding method of sawing machine as claimed in claim 9, it is characterised in that: operation prepared by the step (A)
Handle have a limiting section, the limiting section have a circular hole and at least one be connected to the circular hole groove and at least one
Circumferentially be connected to the clamping slot of the groove, the trigger have one be articulated in the articulated section of the operating handle, one in contrast to
The swing part of the articulated section, one be set to the swing part and U-shaped hook part, a recessed lock in the hook part side
Slot, the hook part have a U-lag, and the opening direction of the U-lag and the opening direction of the lock buckling groove are on the contrary, the snap close piece
Bar one end and non-circular fixture block and a company in this are connected to including a middle bar that can be nested in the U-lag, one
Be connected to the pressing part of bar one end in this, the switch key have an operation portion and at least one in contrast to the operation portion blocking
Portion, in the step (A-1), which can pass through the groove and be staggered like relative to the groove turn and be equipped in the blocking
Slot, and so that the switch key is generated limit axially with respect to the limiting section along itself, and the snap close piece can be made by the switch key stopper
The fixture block is detached from from the lock buckling groove, which generates pivot relative to the operating handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610319602.2A CN107363334B (en) | 2016-05-13 | 2016-05-13 | Has the safe folding method of fool proof collapsible sawing machine and sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610319602.2A CN107363334B (en) | 2016-05-13 | 2016-05-13 | Has the safe folding method of fool proof collapsible sawing machine and sawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107363334A CN107363334A (en) | 2017-11-21 |
| CN107363334B true CN107363334B (en) | 2019-05-31 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610319602.2A Expired - Fee Related CN107363334B (en) | 2016-05-13 | 2016-05-13 | Has the safe folding method of fool proof collapsible sawing machine and sawing machine |
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| Country | Link |
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| CN (1) | CN107363334B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110116237B (en) * | 2018-02-06 | 2020-07-17 | 力山工业股份有限公司 | Sawing machine capable of generating folding limit |
| CN110116236A (en) * | 2018-02-06 | 2019-08-13 | 力山工业股份有限公司 | It can folding sawing machine |
| CN114682842A (en) * | 2020-12-25 | 2022-07-01 | 力山工业股份有限公司 | Foldable sawing machine with safety device |
| CN114682841B (en) * | 2020-12-25 | 2023-07-28 | 力山工业股份有限公司 | Foldable sawing machine with safety device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046041A (en) * | 1975-09-19 | 1977-09-06 | Keuro Maschinenbau Gesellschaft Mit Beschrankter Haftung & Co Kommanditgesellschaft | Clamping and feeding device for cold saws |
| US5930903A (en) * | 1997-05-30 | 1999-08-03 | Black & Decker, Inc. | Portable circular saw |
| CN1853870A (en) * | 2005-04-25 | 2006-11-01 | 希尔蒂股份公司 | Motor switching device for hand held power tool |
| CN101171097A (en) * | 2005-03-23 | 2008-04-30 | 哈斯科瓦那股份公司 | Improvements relating to a cutting or sawing machine |
| CN203982681U (en) * | 2014-07-23 | 2014-12-03 | 芜湖职业技术学院 | A kind of portable fitter training platform |
-
2016
- 2016-05-13 CN CN201610319602.2A patent/CN107363334B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046041A (en) * | 1975-09-19 | 1977-09-06 | Keuro Maschinenbau Gesellschaft Mit Beschrankter Haftung & Co Kommanditgesellschaft | Clamping and feeding device for cold saws |
| US5930903A (en) * | 1997-05-30 | 1999-08-03 | Black & Decker, Inc. | Portable circular saw |
| CN101171097A (en) * | 2005-03-23 | 2008-04-30 | 哈斯科瓦那股份公司 | Improvements relating to a cutting or sawing machine |
| CN1853870A (en) * | 2005-04-25 | 2006-11-01 | 希尔蒂股份公司 | Motor switching device for hand held power tool |
| CN203982681U (en) * | 2014-07-23 | 2014-12-03 | 芜湖职业技术学院 | A kind of portable fitter training platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107363334A (en) | 2017-11-21 |
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Granted publication date: 20190531 |