A kind of the support arrangement of reciprocating sow
Technical field
The present invention relates to field of power tools, particularly relate to a support arrangement of a kind of reciprocating sow.
Background technology
Arranging a support arrangement on reciprocating sow is conducive to operator to be accurately positioned saw blade when cutting workpiece, prop up support arrangement to be adjusted according to different cutting situations, a support arrangement for traditional reciprocating sow is fixed by screw, and it regulates the movement needing to complete screw position by aid, wastes time and energy.
For solving the problems referred to above, prior art provides two kinds of support arrangement, a kind of gripper shoe supporting locking device is provided with the second locking face, casing is provided with and engages the first locking face coordinated with the second locking face, axle extends between the first locking face and the second locking face, axle is provided with adjustment device, regulates the adjustable nodal axisn of device and makes the first locking face and the clamping of the second locking face.
In such scheme, user can complete to regulate without extraneous instrument auxiliary, but adjustment structure and retaining mechanism are kept completely separate, user in use easily occurs that when the first locking face and the engagement of the second locking face are not in place, governor motion is just locked, exists very big potential safety hazard.
The locking device of another kind of reciprocating sow comprises one and can move in the first direction in casing and at least part of locking member that can coordinate with hole, arbitrary location, one is perpendicular to first direction and moves to the regulating part of primary importance and the second position, locking member is between regulating part and gripper shoe, regulating part is upwardly formed the Part I and Part II with difference in height along the side being perpendicular to first direction, when described regulating part is positioned at primary importance, the Part I of regulating part coordinates with locking member, locking member departs from the keeper in described gripper shoe, when described regulating part is positioned at the second position, the Part II of regulating part coordinates with locking member, one of locking member keeper being at least partially inserted into gripper shoe.
Locking member in said apparatus needs conversion between the Part I and Part II of regulating part to coordinate, under the environment of reciprocating sow dither, locking member easily loosens and is automatically shifted to Part I from Part II, locking member departs from keeper and causes location and support inefficacy, and reliability and safety are not high;Secondly, in adjustment process, gripper shoe moves after locking member departs from keeper, and locking member is positioned at below gripper shoe and is blocked by gripper shoe, and locking member cannot position fast and accurately in gripper shoe moving process, is not easy to user's adjustment in operation.
Summary of the invention
The purpose that the present invention to reach just is to provide support arrangement of a kind of reciprocating sow, and the adjustment of this support arrangement is quick and convenient and simple in construction.
In order to achieve the above object, the present invention adopts the following technical scheme that a support arrangement of a kind of reciprocating sow, including the tooth casing and the gripper shoe that are provided with chute, gripper shoe is slidably connected in chute, gripper shoe is provided with the hole, location along the arrangement of gripper shoe glide direction, described tooth casing is provided with locking pin, locking pin includes the tight lock part locked with hole, location and the adjustment portion being connected with tight lock part, described gripper shoe is communicated with the adjustment passage in adjacent positioned hole, it is being perpendicular to gripper shoe glide direction transversely, regulate the width lateral dimension less than tight lock part of passage and the lateral dimension more than or equal to adjustment portion.
Further, the centre-to-centre spacing in adjacent positioned hole is more than the diameter in hole, location, and regulating passage is the connection groove between adjacent positioned hole. Hole, location Disjunct distribution, the distance between the hole wall in adjacent positioned hole is relatively large, and hole, location is more big with the limit crushing strength of tight lock part, and the support force that a support arrangement can bear is more big, and the scope of application is more wide.
Further, the centre-to-centre spacing in adjacent positioned hole is less than the diameter in hole, location, and regulating passage is the breach between adjacent positioned hole. The centre-to-centre spacing in adjacent positioned hole is less, and the least regulating amount that a support arrangement regulates is little, it may be achieved the fine setting in a support arrangement, improves the precision that location supports.
Further, described locking pin also includes controlling the operating portion that tight lock part separates with hole, location, and operating portion is connected with tight lock part by adjustment portion, and tooth casing is provided with through hole, and adjustment portion coordinates with via clearance. Operating portion coordinates with via clearance, then operating portion is connected with reconciling subordinate's end, and user directly can drive adjustment portion and tight lock part to move by press operating part, it is simple to user controls tight lock part and departs from hole, location.
Further, described operating portion includes the lower end of locking pin, and tooth casing is stretched out through through hole in the lower end of locking pin, and the lower end of locking pin is provided with locking cap. Locking cap stretches out tooth casing, increases the contact area of operating portion and hands further, increases the comfort of user, and meanwhile, locking cap is detachable relative to locking member miscellaneous part, it is simple to the installation of locking pin.
Further, being provided with and make tight lock part keep coordinating the spring of trend with hole, location between described tooth casing and locking cap, spring one end is against tooth casing, the other end is against on locking cap. Pressing locking hatband moves whole locking pin and moves upward, spring is constantly compressed, locking cap is unclamped when regulating to target location, locking cap can to tooth case extracorporeal movement under the effect of elastic force, thus driving tight lock part again to lock with hole, location, it is ensured that reciprocating sow can regulate gripper shoe on any cutting angle.
Further, the outside of described locking cap is provided with a spacing block set radially extended, and tooth casing is provided with the stopper slot coordinated with spacing block set, and spacing block set is against on the sidewall of stopper slot. Spacing block set coordinates, with stopper slot, the axial rotation being to limit locking cap, it is prevented that locking cap rotates in through hole, improves the accuracy of location.
Further, described locking pin also includes controlling the operating portion that tight lock part coordinates with hole, location, and operating portion is connected with conciliation portion by tight lock part, and tooth casing is provided with and the through hole of operating portion matched in clearance. Operating portion coordinates with via clearance, and operating portion is connected with the lower end of tight lock part, and user can drive adjustment portion and tight lock part to move by uniaxial direct tensile operating portion, it is simple to user controls tight lock part and departs from hole, location.
Further, described operating portion includes the lower end of locking pin, tooth casing is stretched out through through hole in the lower end of locking pin, the lower end of locking pin is provided with locking cap, being provided with between locking cap with tooth casing and make tight lock part keep coordinating the spring of trend with hole, location, spring one end is connected with tooth casing, the other end is against locking cap and connects. Stretching locking cap drives whole locking pin to move downward, spring is constantly stretched, locking cap is unclamped when regulating to target location, locking cap can move upward under the effect of elastic force, thus driving tight lock part again to lock with hole, location, it is ensured that reciprocating sow can regulate gripper shoe on any cutting angle.
Further, described tight lock part upper end is provided with the limiting section in the gripper shoe being against hole place, location. Top is subject to downward pulling force effect under the action of the spring, promote limiting section support on the supporting plate, prevent gripper shoe from moving up and down in chute, simultaneously, limiting section seals tight lock part and hole, location to a certain extent, prevent the cutting swarf in cutting process from falling into hole, location and in the gap of tight lock part, affecting the normal regulating of locking pin.
After adopting technique scheme, present invention have the advantage that tight lock part and hole, location realize location, adjustment portion and adjustment passage realize locking pin movement between hole, location, and in moving process locking pin without departure from gripper shoe, avoid removing and installing of locking pin, it is only necessary to the position in conversion tight lock part and adjustment portion; Meanwhile, regulating passage and all run through whole gripper shoe with hole, location, locking pin is visible all the time in adjustment process, it is simple to user accurately location rapidly and efficiently regulates; Furthermore, by having moved up and down adjustment between tight lock part and adjustment portion, the principle of its whole device and simple in construction, parts are few and are easily assembled, whole device with low cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the sectional view of a support arrangement in embodiment one;
Fig. 2 is the explosive view of a support arrangement in embodiment one;
Fig. 3 is the front view of a support arrangement in embodiment one;
Fig. 4 is the enlarged drawing of Fig. 3 place A;
Fig. 5 is the structure chart of a support component in embodiment two;
Fig. 6 is the front view of a support arrangement in embodiment three;
Fig. 7 is the enlarged drawing of Fig. 6 place B.
Detailed description of the invention
In the present invention, to upper and lower description, define with reference Fig. 3, Fig. 3 is arranged above under upper and lower is, for instance limiting section 31 is positioned at above tight lock part 32 in locking pin, and adjustment portion 33 is positioned at the lower section of tight lock part 32; For horizontal description, defining referring still to Fig. 3, in Fig. 3, the horizontal direction of drawing place plane is laterally.
Embodiment one
The present invention provides a support arrangement of a kind of reciprocating sow, as described in Fig. 1 Fig. 2 and Fig. 3, this support arrangement includes gripper shoe assembly and the tooth casing 1 being connected with casing, tooth casing 1 is provided with chute 6, propping up support component include gripper shoe 22 and be connected and be perpendicular to the guide plate 21 of gripper shoe 22 with gripper shoe 22, gripper shoe 22 is slidably connected to chute 6.Gripper shoe 22 includes top board 221, top board 221 both sides parallel with gripper shoe 22 glide direction are provided with the side plate 222 downwardly extended, top board 221 is provided with the hole, location 11 along gripper shoe 22 glide direction Disjunct distribution, top board 221 is run through in hole 11, location, is provided with through top board 221 and the connection groove 12 in connection two adjacent positioned holes 11 between two adjacent positioned holes 11.
In conjunction with Fig. 4, the restriction boss 7 that the top of the two side of chute 6 is provided with laterally and extends in the middle part of chute, when gripper shoe 22 inserts chute 6, chute bottom surface and restriction boss 7 limit the movement of gripper shoe 22 in the vertical direction, between the two relative sides of restriction boss 7, there is mounting groove 71, it is ensured that the adjustment operation room of gripper shoe 22 from. Simultaneously, chute bottom surface is provided with the boss 8 raised up, for ensureing that gripper shoe 22 can relative sliding at chute 6, boss 8 at the transverse width being perpendicular on chute bearing of trend less than or equal to the distance between biside plate 222, namely when gripper shoe 22 is placed in chute, there is gap between side plate 222 and boss 8 sidewall, be provided with through the first through hole 81 of boss 8 in the middle part of boss 8, the bottom being positioned at the tooth casing 1 below boss 8 is provided with through the second through hole 9 of tooth tank floor.
Propping up support arrangement and also include locking pin 3, locking pin 3 is a multidiameter, and this multidiameter includes limiting section 31, tight lock part 32 and the adjustment portion 33 that radius diminishes successively, and tight lock part 32 one end is connected with limiting section 31, the other end is connected with adjustment portion 33. The lower end of limiting section 31 is against on the top board 221 at hole 11 place, location, it is prevented that gripper shoe 22 is upper and lower play in chute 6, and for ensureing that limiting section 31 can move in mounting groove 71, limiting section 31 diameter should be less than the transverse width of mounting groove 71; The lateral surface of tight lock part 32 coordinates with the hole wall in hole 11, location, limit gripper shoe 22 gripper shoe movement in the plane, tight lock part 32 is positioned at above boss 8 and the lower end of tight lock part 32 is against the top of boss 8; Adjustment portion 33 coordinates with the first through hole 81 and stretches out the first through hole 81.
Locking pin 3 also include control tight lock part 32 move upward depart from location hole 11 operating portion 34, operating portion 34 includes the installation axle 342 being positioned at locking pin lower end, axle 342 is installed be provided with and the locking cap 341 that axle 342 removably connects is installed, locking cap 341 is through the second through hole 9 and stretches out outside tooth casing 1, it is provided with in locking cap 341 and the installing hole 3411 that axle 342 coordinates is installed, axle 342 is installed with installing hole 3411 by snapping connection, it is also possible to select threaded other connected modes such as grade. spring 5 it is provided with between boss 8 and locking cap 341, convenience for the reliable and installation that guarantee spring 5 is fixed, the bottom surface of boss 8 is provided with and is arranged concentrically with the first through hole 81 and upwards recessed groove 82, locking cap 341 is provided with an annular recess 3412, spring 5 one end is against in groove 82, the other end is against in annular groove 3412, pressing locking cap 341 drives whole locking pin 3 to move upward, the suppressed range of spring 5 constantly increases, locking cap 341 is unclamped when regulating to target location, locking cap 341 can move under the effect of elastic force outside tooth casing 1, thus driving tight lock part 32 again to lock with hole 11, location, ensure that reciprocating sow can regulate gripper shoe on any cutting angle.
The outside of locking cap 341 is provided with a spacing block set 3413 radially extended, the sidewall of tooth casing is provided with mean for the stopper slot 10 that spacing block set moves, spacing block set is against on the sidewall of stopper slot 10, for ensureing to can mount in the second through hole 9 with the locking cap 341 of spacing block set 3413, stopper slot 10 extends to the bottom surface of tooth casing 1 and the bottom surface of the corresponding tooth casing 1 of traverse.Spacing block set 3413 coordinates, with stopper slot 10, the axial rotation limiting locking cap, it is prevented that locking cap 341 rotates in the second through hole 9, improves the accuracy of location.
The operation principle of whole support plate device is to regulate locking of tight lock part 32 and hole, different location 11 by moving up and down of locking pin 3. specifically, pressing locking cap 341 makes locking cap 341 move upward, locking cap 341 drives tight lock part 32 and adjustment portion 33 to move upward, when the lower surface of tight lock part 32 is higher than top board 221, hole, whole location 11 is run through in adjustment portion 33, now move gripper shoe 22, whole locking pin 3 relative support plate 22 moves to the opposite direction of former gripper shoe 22 glide direction, the connection groove 12 that then adjustment portion 33 traverse is corresponding, locking cap 341 is unclamped when moving and positioning hole 11 to target, the effect of the restoring force that locking cap 341 can be subject to spring 5 moves downward, locking cap 341 drives tight lock part 32 to move downward, tight lock part 32 inserts in hole 11, location, limiting section 31 is against on top board 221 again, motion terminates, complete the adjustment of gripper shoe.
According to above-mentioned operation principle, tight lock part 32, adjustment portion 33, hole 11, location and connection groove 12 should meet: connect the transverse width diameter less than tight lock part 32 of groove 12 and the diameter more than adjustment portion 33. Connecting the transverse width of groove 12 less than the diameter of tight lock part 32, it is prevented that when tight lock part 32 coordinates with hole 11, location, tight lock part 32 enters and is connected groove 12 even in hole 11, next one location, tight lock part 32 is along the solid failure of gripper shoe 22 glide direction; Connect the width diameter more than adjustment portion 33 of groove 12, it is ensured that in adjustment process, adjustment portion 33 can through connecting groove 12.
In the present embodiment, limiting section 31, tight lock part 32 and adjustment portion 33 can be all cube structure, hole 11, location is also the square opening coordinated with tight lock part 32, the transverse width in limiting section 31, tight lock part 32 and adjustment portion 33 diminishes successively, connects the transverse width width degree more than adjustment portion 33 of groove 12 and the transverse width less than tight lock part 32.
In the present embodiment, the spring between groove 82 and locking cap 341 can also be saved, pressing up locking cap 341 drives tight lock part 32 and adjustment portion 33 to move upward, tight lock part 32 departs from hole 11, location, adjustment portion 33 is through connecting groove 12, when tight lock part 32 moves and positions above hole 11 to target, after unclamping locking cap 341, locking pin can move downward under gravity, thus driving tight lock part 32 again to coordinate with hole 11, location.
Embodiment two:
As it is shown in figure 5, in the present embodiment, the distance between adjacent positioned hole 11 is less than the diameter in hole 11, location, the transverse width of the breach 13 between adjacent positioned hole 11 diameter less than tight lock part 32 and the diameter more than adjustment portion 33. Pressing up locking cap 341 drives adjustment portion 33 and tight lock part 32 to move up, tight lock part 32 departs from hole 11, location, hole 11, location is run through in adjustment portion 33, now move gripper shoe 22, adjustment portion 33 is through hole 11, breach 13 target approach location, unclamp locking cap 341 again, locking cap 341 is made to move downward under the effect of the resilience force of spring 5, thus driving tight lock part 32 to insert in hole 11, target location, complete the adjustment of gripper shoe 22, distance between adjacent positioned hole 11 reduces can improve the minimum transfer distance of gripper shoe, can meet the cutting environment of needs fine setting.
Other non-description scheme reference example one.
Embodiment three:
As shown in Figure 6 and Figure 7, in the present embodiment, locking pin annexation from top to bottom can be followed successively by limiting section 31, adjustment portion 33, tight lock part 32 and operating portion 34, operating portion 34 includes the installation axle 342 being positioned at locking pin lower end, axle 342 is installed be provided with and the locking cap 341 that axle 342 removably connects is installed, locking cap 341 is through the second through hole 9 and stretches out outside tooth casing 1, locking cap 341 includes the draw ring 3414 stretching out tooth casing 1, spring 5 one end is connected with groove 82 bottom surface, the other end is connected with locking cap 341, draw ring 3414 is pulled downward on during adjustment, tight lock part 32 and adjustment portion 33 is driven to move downward, tight lock part 32 separates with hole 11, location but hole 11, location is run through in adjustment portion 33, because adjustment portion 33 diameter is less than the transverse width of interface channel 12, therefore gripper shoe 22 can be moved and make adjustment portion 33 through connecting in hole 11, groove 12 target approach location, pressing draw ring 3414 drives tight lock part 32 and adjustment portion 33 to move upward then up, tight lock part 32 is again insertable in hole 11, location, restriction gripper shoe 22 is in the movement of glide direction, gripper shoe 22 has regulated.
Other non-description scheme reference example one.
Except above preferred embodiment, the present invention also has other embodiment, and those skilled in the art can be variously modified according to the present invention and deform, and without departing from the spirit of the present invention, all should belong to scope defined in claims of the present invention.