A kind of anchor clamps of end face milling & centering machine
Technical field
The utility model belongs to field of mechanical technique, relates to the anchor clamps of a kind of frock clamp, particularly end face milling & centering machine.
Background technology
Axial workpiece is one of common typical part, presses axial workpiece version difference, generally can be divided into optical axis, multidiameter and special-shaped axis; Or be divided into solid shafting, hollow shaft etc.Axial workpiece is generally used for driving parts such as supporting gear, belt wheel, with transmitting torque or motion.Axial workpiece is to process end face drill centers more earlier adding the technology that adopts usually man-hour in enormous quantities, then the periphery of axial workpiece is processed.
The axial workpiece work in-process need carry out clamping to it through frock clamp, adopts chuck or vice that shaft-like workpiece is carried out clamping in the prior art usually.In addition, the technical staff has also designed a kind of anchor clamps of axial workpiece, and has applied for Chinese patent [patent No. ZL201020643741.9; Granted publication CN201907011U] these anchor clamps comprise location-plate, be installed in slide block, the latch segment one that matches with slide block in the location-plate chute, make slide block generation reset force back-moving spring, be installed in the workpiece on the location-plate through pilot pin; Latch segment one makes slide block slide to both sides workpiece is clamped on the location-plate under locking state; Latch segment one is under releasing orientation, and the reset force that back-moving spring produces makes described slide block inwardly reset to unclamp workpiece, thereby pulls down workpiece, change workpiece.
Above-mentioned frock clamp can be realized the clamping of axial workpiece, and still, the problem that existing anchor clamps exist is, clamping workpiece and the process need manual operation of unclamping, and the clamping of workpiece is inconvenient, is unfavorable for the automation of process equipment.
Summary of the invention
The purpose of the utility model is to have the problems referred to above to existing technology, has proposed a kind of anchor clamps of end face milling & centering machine, and the technical problem that the utility model solves is to make the clamping of axial workpiece more convenient.
The purpose of the utility model can realize through following technical proposal: a kind of anchor clamps of end face milling & centering machine; Comprise the base that is connected on the lathe and be arranged on the housing that takes the shape of the letter U on the base; It is characterized in that; These anchor clamps also comprise the slide block one and slide block two that is arranged in the housing, have the chute that supplies slide block one and slide block two horizontal slips in the described housing, and the end of described slide block one and slide block two is fixed with the chuck one and chuck two that is used for the clamping workpiece respectively; And the position of chuck one and chuck two is provided with over against, described housing can drive the driving mechanism that slide block one and slide block two slide along opposite direction.
The anchor clamps of this end face milling & centering machine are arranged on the lathe, are used for the clamping axial workpiece.Add man-hour, workpiece is placed between chuck one and the chuck two, make slide block one and slide block two drive chuck one respectively through the operation driving mechanism and move clamping work pieces in opposite directions with chuck two; After machining, make slide block one and slide block two drive chuck one respectively through the operation driving mechanism and move dorsad with chuck two, unclamp workpiece.The convenient mounting and clamping of workpiece, driving mechanism can adopt signal of telecommunication control, the automation that helps producing.
In the anchor clamps of above-mentioned end face milling & centering machine; Described driving mechanism comprises oil cylinder one that is connected on the housing and the slide block three that is positioned at slide block two belows; The piston rod of described oil cylinder one links to each other with slide block three with described slide block one respectively; Described slide block two and slide block three have toothed region on the corresponding position, and being provided with between described slide block two and the slide block three can be respectively and above-mentioned toothed region meshed gears.
The operation principle of driving mechanism is: the piston rod of oil cylinder one drives slide block one and slides along identical direction with slide block three; Slide block three, is realized the clamping of workpiece and is unclamped thereby make slide block one and slide block two can drive chuck one and chuck two respectively along sliding with slide block one and slide block three opposite directions through gear driven slide block two.
In the anchor clamps of above-mentioned end face milling & centering machine, described oil cylinder one links through oil pipe and hydraulic pump, is provided with reversal valve between described oil cylinder one and the hydraulic pump.
In the anchor clamps of above-mentioned end face milling & centering machine, be fixed with a push pedal through screw between described slide block one and the slide block three, the piston rod of described oil cylinder one links to each other with above-mentioned push pedal.Make the stressed more even of slide block one and slide block two through push pedal.
In the anchor clamps of above-mentioned end face milling & centering machine, described housing is provided with gear shaft, and described geared sleeve is located on the above-mentioned gear shaft, is provided with bearing between described gear shaft and the housing.Gear and cooperating more of toothed region are put in place, and the rotation of gear is smooth and easy.
In the anchor clamps of above-mentioned end face milling & centering machine; Described driving mechanism comprises the oil cylinder one and oil cylinder two that is connected on the housing; The piston rod of described oil cylinder one links to each other with described slide block one, and the piston rod of described oil cylinder two links to each other with described slide block two.
In the anchor clamps of above-mentioned end face milling & centering machine, described oil cylinder one links through oil pipe and hydraulic pump respectively with oil cylinder two, is provided with reversal valve between described oil cylinder one and oil cylinder two and the hydraulic pump, and is equipped with choke valve on every oil pipe.
The operation principle of driving mechanism is: hydraulic pump is given oil cylinder one and oil cylinder two fuel feeding simultaneously, through the glide direction of reversal valve control slide block one and slide block two, realizes the clamping of chuck one and chuck two and unclamps; Through the synchronism that choke valve can improve oil cylinder one and oil cylinder two is set.
In the anchor clamps of above-mentioned end face milling & centering machine, described reversal valve is a solenoid directional control valve.Control element can link with solenoid directional control valve, is convenient to automation control.
In the anchor clamps of above-mentioned end face milling & centering machine, described chuck one is connected with the slide block two-phase through screw and described slide block one respectively with chuck two.
In the anchor clamps of above-mentioned end face milling & centering machine, all offer the cross section on the outside end face of described chuck one and chuck two and be trapezoidal recess, the bottom of described recess has the resigning hole that supplies screw to pass.Be convenient to chuck one and the installation of chuck two and the clamping of workpiece.
In the anchor clamps of above-mentioned end face milling & centering machine, have a boss on the described base, described housing bottom has and above-mentioned boss shape and position groove one to one.Housing can slide along base, and the position of anchor clamps is adjusted, and through the location nail housing is fixed again.
Compared with prior art, the advantage of the anchor clamps of this end face milling & centering machine is:
1, the anchor clamps of this end face milling & centering machine slide along opposite direction through hydraulic oil cylinder driving slide block one and slide block two, and drive chuck one clamps with chuck two or unclamps workpiece, and is easy to operate.
2, the oil cylinder of the anchor clamps of this end face milling & centering machine links to each other with hydraulic pump through solenoid directional control valve, is convenient to control element and realizes the control to clamp and releasing orientation.
3, be processed with the cross section on the anchor clamps of this end face milling & centering machine and be trapezoidal recess, make the clamping of axial workpiece more reliable.
Description of drawings
Fig. 1 is the structural representation of the anchor clamps of this end face milling & centering machine.
Among the figure, 1, base; 1a, boss; 2, housing; 2a, groove; 3, slide block one; 4, slide block two; 5, slide block three; 6, chuck one; 7, chuck two; 8, gear; 9, push pedal; 10, gear shaft; 11, oil cylinder one.
The specific embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Embodiment one:
The anchor clamps of this end face milling & centering machine are arranged on the lathe, are used for the clamping axial workpiece.The anchor clamps of this end face milling & centering machine comprise base 1, housing 2, slide block 1, slide block 24, chuck 1, chuck 27 and driving mechanism.
Specifically, as shown in Figure 1, have a boss 1a and several installing holes on the base 1, base 1 is connected through the lathe bed of screw and lathe.Housing 2 is arranged on the base 1, and housing 2 takes the shape of the letter U, and housing 2 has a cavity.The bottom of housing 2 has and boss 1a position and shape groove 2a one to one, and the upper surface of the bottom surface of housing 2 and base 1 fits tightly.Housing 2 can slide at base 1 upper edge boss 1a, and through nail location, location.Offer chute on the housing 2, slide block 1 is respectively charged in the chute with slide block 24 and can slides along chute.The end of slide block 1 and slide block 24 all can be stretched in the cavity of housing 2, and this end is fixed with chuck 1 and chuck 27 respectively.All offer the cross section on the outside end face of chuck 1 and chuck 27 and be trapezoidal recess, the bottom of recess has resigning hole, and it is fixing with chuck 27 with chuck 1 that screw passes resigning hole.
As shown in Figure 1, driving mechanism is arranged on the housing 2, is used for driving sliding block 1 and slides along opposite direction with slide block 24, realizes the clamping of chuck 1 and chuck 27 and unclamps.In the present embodiment, driving mechanism comprises slide block 35, oil cylinder 1, gear 8 and push pedal 9.Slide block 35 is arranged in the chute of housing 2 and can slides along chute, and slide block 35 is positioned at the bottom of slide block 1 and slide block 24.All be processed with toothed region on the relative side surface of slide block 24 and slide block 35, gear 8 and can be respectively be meshed with slide block 24 and toothed region on the slide block 35 between slide block 24 and slide block 35.Gear 8 is installed on the housing 2 through a gear shaft 10, also is provided with bearing between gear shaft 10 and the housing 2.
The cylinder body of oil cylinder is connected with housing 2 with support bar on being fixed on gripper shoe through gripper shoe mutually.The end of support bar is connected on the housing 2, and the cylinder body of oil cylinder is connected with gripper shoe through screw mutually, and the piston rod of oil cylinder links to each other with push pedal 9.The oil pocket of oil cylinder links to each other with hydraulic pump through oil pipe, also is provided with reversal valve between oil cylinder and the hydraulic pump, and the reversal valve in the present embodiment adopts solenoid directional control valve.
The operation principle of the anchor clamps of this end face milling & centering machine: add man-hour; Workpiece is placed between chuck 1 and the chuck 27; Make the piston rod of oil cylinder 1 drive slide block 1 and slide block 35 slips through push pedal 9 through the control reversal valve; Slide block 35 drives slide block 24 and slide block one 3 slide in opposition through gear 8, thereby drives chuck 1 and chuck 27 clamping work pieces; After machining, make the piston rod of oil cylinder 1 drive slide block 1 through the control reversal valve and slide with slide block 35, slide block 35 drives slide block 24 and slide block one 3 dorsal glide through gear 8, unclamps workpiece thereby drive chuck 1 with chuck 27.
Embodiment two:
Technical scheme among technical scheme in the present embodiment and the embodiment one is basic identical, and difference is that in the present embodiment, driving mechanism comprises oil cylinder 1 and oil cylinder two, and oil cylinder 1 all is connected with housing 2 with support bar through gripper shoe with oil cylinder two mutually.The piston rod of oil cylinder 1 links to each other with slide block 1, and the piston rod of oil cylinder two links to each other with slide block 24.
The oil pocket of oil cylinder 1 and oil cylinder two links through oil pipe and hydraulic pump respectively, is provided with reversal valve between oil cylinder 1 and oil cylinder two and the hydraulic pump, and is equipped with choke valve on every oil pipe.When these anchor clamps moved, hydraulic pump was given oil cylinder 1 and oil cylinder two fuel feeding simultaneously, through the glide direction of reversal valve control slide block 1 and slide block 24, realized the clamping of chuck 1 and chuck 27 and unclamped; Choke valve can make the oil pressure in the oil pipe more stable, improves the synchronism of oil cylinder 1 and oil cylinder two.In the present embodiment, reversal valve can adopt solenoid directional control valve.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as base 1, boss 1a, housing 2, groove 2a, slide block 1, slide block 24, slide block 35, chuck 1, chuck 27, gear 8, push pedal 9, gear shaft 10, oil cylinder 1 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.