Summary of the invention
The present invention is directed to the deficiency that prior art exists, providing a kind of provides stable clamping force for mortise work package and improves the mortise auxiliary body of mortise precision.
Technical scheme of the present invention is to provide a kind of mortise auxiliary body, it is characterized in that, comprise for support mortise work package and for mortise work package the U-shaped worktable frame of side clamping force is provided, the first mechanism of providing side to clamp power and the second mechanism of upper clamping power is provided; Described first mechanism and described second mechanism lay respectively at two longitudinal edges of described worktable frame.
This mortise auxiliary body utilizes the first mechanism apply cross force to mortise work package and utilize the second mechanism to apply longitudinal force to mortise work package, realizes the clamping process to mortise work package.This first mechanism and the second mechanism act on mortise work package successively, replace the simple two pieces of pressure strips adopted in prior art, strengthen the clamping force to mortise part.
As preferably of the present invention, described first mechanism comprise be located at described worktable frame one longitudinal edge the first cylinder, by described first cylinder action movable part, with described movable part be connected push away bar and with the described pushing block pushing away bar and be fixedly connected with.
This first mechanism provides side direction clamping force for mortise work package, and the first cylinder applies longitudinal force to described movable part, pushes away that bar is movable applies cross force to described pushing block then, makes pushing block on worktable frame supporting surface, promote mortise work package transverse shifting.The side force that described first mechanism applies and the side force acting in conjunction that described U-shaped worktable frame side longitudinal edge applies, in mortise work package, make side direction clamping effect more firm.
As preferably of the present invention, described pushing block directly contacts with the widthwise edge of described worktable frame or coordinates in chute mode.
This first mechanism arranges pushing block against worktable frame supporting surface, and to provide firm side direction clamping force, chute mode is more fast convenient relative to the propulsion mode of directly contact.
As preferably of the present invention, described worktable frame is provided with the chute of described movable part longitudinally-moving; Described chute inside circumference direction is provided with multiple finedraw groove, is provided with the contact of band spring bottom described chute.
Utilize the first cylinder-pressing movable part, make and the spring-compressed by described movable part pressure, spring is coarser than described finedraw line of rabbet joint gap, and when holddown spring, spring not easily resilience by finedraw groove inhibition, makes thrust more firm; When the power on spring disappears, the compression energy of storage can make the spring wherein finedraw groove gap width that restores to the original state rapidly not easily have influence on the spring of rapid resilience.
As preferably of the present invention, described first mechanism also comprises the spacing release lever being located at described worktable frame widthwise edge.
This spacing de-mouth bar one end is fixed in worktable frame widthwise edge, i.e. worktable frame supporting surface, the other end is a movable dropout, when the first mechanism compresses mortise work package, can manual operation by spacing de-mouth bar across motion bar or snap on motion bar, make the first mechanism remain on clamped condition, play stabilization and reinforcement effect.
As preferably of the present invention, described second mechanism comprises the dwang that the second cylinder of being located at described another longitudinal edge of worktable frame and two ends are connected with clamping plate and action plate respectively; Described dwang and described second cylinder are connected.
The action plate of this second cylinder action dwang, dwang moves, and makes the clamping plate effect mortise work package of the second mechanism provide lower thrust for it.Such loading process is by arranging the second cylinder at the side of U-shaped work housing, change prior art cylinder setting position and force mechanism, substitute and be arranged on the upside of work housing or other relatively high positions in prior art, to reduce the overall center of gravity of whole clamp system and mortise work package, improve clamping steadiness, and then improve mortise precision.
As preferably of the present invention, the side that described dwang has action plate is also connected with another longitudinal edge of described worktable frame by linking springs.
This linking springs, in order to slow down the action force of the second cylinder, makes the dwang energy smooth motion by the second cylinder action.
As preferably of the present invention, another longitudinal edge of described worktable frame is provided with movable span, and described dwang is through described movable span, and described dwang is fixedly connected with described movable span adjustable ground.
This movable span just in time engages described dwang, and as the fulcrum of dwang activity, when dwang is movable, dwang and movable span relative displacement do not occur.
As preferably of the present invention, the other end that one end that described dwang connects fastening board connects the second cylinder than described dwang is long.
Treat different size and the thickness of the mortise work package of mortise, adjusting rotation lever is homonymy length not, to adjust dwang scope of activities, makes acting surface mortise work package being applied to lower thrust different, and then make compression better effects if.When one end that described dwang connects upper fastening board than described dwang connect the other end of the second cylinder long time, the second cylinder action can drive the second mechanism to be applied with thrust to mortise work package fast.
Mortise auxiliary body according to claim 1, is characterized in that, any longitudinal edge of described worktable frame and the interior angle of widthwise edge are provided with the inclined-plane being with kerve.
The angle that any longitudinal edge of this U-shaped worktable frame and widthwise edge are formed can provide corner power, at the same time, in order to improve the stability of mortise auxiliary body further, at inner side and the interior angle of its angle, the inclined-plane of band kerve is set, in case there is beautifully adorned tooth phenomenon when mortise power is excessive.
The present invention has following beneficial effect:
Mortise auxiliary body of the present invention adopts two first, second mechanisms imposing side clamping force and upper clamping force respectively, substitute existing simple clamping structure, overall structure arrangement is compact, reduce overall mortise auxiliary body center of gravity, first mechanism, the second mechanism and the acting in conjunction of U-shaped mechanism provide thrust, side compression power and corner power, to clamp mortise work package, and then provide mortise precision.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As Fig. 1, this mortise auxiliary body comprises mechanism 3 of U-shaped worktable frame 1, first mechanism 2, second.This first mechanism 2 and the second mechanism 3 are arranged at two longitudinal edges of described U-shaped worktable frame 1 respectively, and wherein said first mechanism 2 comprises the first cylinder 21, movable part 22, pushes away bar 23, pushing block 24; Described second mechanism 3 comprises the second cylinder 31, dwang 32, and respectively there are a clamping plate 321 and action plate 322 in the two ends of described dwang 32.
Arrange the first mechanism at a longitudinal edge of U-shaped worktable frame 1, described first cylinder 21, just to described movable part 22, can arrange annular element, to make uniform force at the first cylinder 21 end i.e. end of itself and movable part 22 contact surface.Described movable part 22 has longitudinal component and sloping portion, and when movable part is by the longitudinal force of the first cylinder 21, what promote to be connected with it pushes away bar 23, pushes away bar 23 and acts on pushing block 24 and move.Wherein, push away the supporting surface that bar 23 and/or pushing block 24 are directly arranged in worktable frame 1 widthwise edge, when the first cylinder 21 acts on, push away bar 23 and/or pushing block 24 to promote mortise work package along its supporting surface and move, because the side force having the support force of supporting surface to make the first mechanism provide is more stable to U-shaped another longitudinal edge of worktable frame 1; When mortise work package moves to another longitudinal edge of worktable frame 1, the first mechanism coordinates another longitudinal edge of U-shaped worktable frame 1 and strengthens the longitudinal clamping force of mortise work package better.In addition, push away bar 23 and/or pushing block 24 are also located at worktable frame 1 widthwise edge supporting surface (as Fig. 2) by chute mode, the buckle (not shown) being arranged at chute 12 cooperation below bar 23 and/or pushing block 24 is pushed away first, because of buckle and chute 12 coordinate and pushing block 24 makes the lower surface of mortise work package define " ┗ " structure, mortise work package can be reinforced in case the excessive and beautifully adorned tooth of mortise power.
At another longitudinal edge of U-shaped worktable frame 1, the second mechanism is set, this longitudinal edge is provided with a movable span, described dwang 32 runs through described movable span, described movable span is fixedly connected with dwang 32 is adjustable, such as bolt mode connects, when setting dwang 32 and the position of movable span, to be that described dwang 32 is connected one end of clamping plate 321 longer than the other end of described dwang 32 connecting moves plate 322, then to rotate clamping action effective more fast for dwang 32.Described action plate 322 is just to the top of the second cylinder 31 being arranged on worktable frame 1 side, and during described second cylinder 31 action, sweeping action plate 322 lengthwise movement, dwang 32 take movable span as fulcrum, makes clamping plate 321 carry out contrary lengthwise movement.In order to slow down the second cylinder vertical 31 to motoricity, linking springs 33 is set between another longitudinal edge of worktable frame 1 and dwang 32.Be arranged on the second cylinder 31 of worktable frame 1 side, make the miscellaneous part compact Layout of the second mechanism on U-shaped worktable frame 1, the center of gravity of overall mortise auxiliary body is lower compared to existing mechanism, carrying mortise work package, mortise technique time more steadily, precision is higher.
In order to improve the fastening force of mortise auxiliary body further, the contact of multiple finedraw groove, band spring is set in the chute 11 of first mechanism's place worktable frame 1 lateral location, the longitudinal component of movable part 22 moves along chute 11, there is provided auxiliary strength with coordinating of finedraw groove for compressing movable part 22 by spring force and spring, and then make described clamping plate 321 pairs of mortise work packages apply more firm thrust; At described worktable frame 1 widthwise edge, the similar means such as spacing de-mouth bar are set, its one end is fixed on described widthwise edge, the other end has movable button to be stretched in order to overlap the sloping portion of described movable part 22, or across described movable part 22 and the protruding part hasp on described worktable frame 1 widthwise edge, to realize the first mechanism when artificially locking clamped condition, firmly to maintain clamped condition; In addition, be provided with at any longitudinal edge of described worktable frame 1 and the interior angle of widthwise edge the inclined-plane being with kerve, to improve the clamping effect of angle power to mortise work package.
The operation principle of this mortise auxiliary body: described first cylinder 21 original state is cylinder axis compressive state, described second cylinder 31 original state is cylinder axis compressive state.First mortise work package is positioned on U-shaped worktable frame 1, secondly the first cylinder 21 action, first cylinder axis elongation effect movable part 22 moves downward, power by movable part 22, push away bar 23, pushing block 24 passes to mortise work package, mortise work package is moved, until compacted toward U-shaped worktable frame 1 longitudinal edge; Then the second cylinder 31 action, the second cylinder axis extends, and acts on action plate 322, drives dwang 32 to move, and clamping plate 321 acts in mortise work package and compresses it afterwards.When the first mechanism and the second mechanism complete clamping aided process successively, tenonen continues follow-up work.
Embodiment recited above is only be described the preferred embodiment of the present invention, not limits the spirit and scope of the present invention.Under the prerequisite not departing from design concept of the present invention; the various modification that this area ordinary person makes technical scheme of the present invention and improvement; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, all records in detail in the claims.