CN204235337U - A kind of numerically control grinder - Google Patents

Abstract

The utility model provides a kind of numerically control grinder, belongs to field of mechanical technique.This numerically control grinder comprises frame, grinding tool, be movably arranged on the workbench in frame, frame is divided into conveying district and processing district from front to back successively, supplied materials mechanism and feed mechanism is provided with in conveying district, main spindle box and shedding mechanism is provided with in processing district, shedding mechanism and supplied materials branch construction are in main spindle box both sides, feed mechanism to be arranged on above supplied materials mechanism and can straight reciprocating motion between supplied materials mechanism and main spindle box, main spindle box is provided with floating clamp, frame is also provided with liftout seat and liftout seat is positioned at main spindle box dead ahead, grinding tool is movably arranged on main spindle box dead astern, main spindle box and workbench are connected, liftout seat is arranged on above workbench, frame is also provided with first drive motors that can control the straight-line displacement of grinding tool horizontal direction, the second drive motors of workbench straight line slippage can be controlled.This numerically control grinder has high, the easy to operate advantage of automaticity.

Description

A kind of numerically control grinder

Technical field

The utility model belongs to field of mechanical technique, particularly a kind of numerically control grinder.

Background technology

Grinding machine utilizes grinding tool to carry out the lathe of grinding to surface of the work.Most grinding machine uses the emery wheel of High Rotation Speed to carry out grinding, minority be use other grinding tools such as oilstone, abrasive band and free abrasive to process.

Existing grinding machine generally divides processing district and conveying district, wherein processing district and conveying district parallel transverse are arranged in frame, that is processing district is set at frame left end, right-hand member arranges conveying district, this layout not only also exists the large problem of floor space, but also make processing district and conveying district face operator simultaneously, there is certain potential safety hazard.

In addition, existing Grinder bench is all fixedly connected with, and grinding tool can only carry out the straight line slippage in anterior-posterior horizontal direction, is unfavorable for production and processing, operator is operated also inconvenient.

Summary of the invention

The purpose of this utility model there are the problems referred to above for existing technology, proposes the numerically control grinder that a kind of floor space is little, automaticity is high, easy to operate.

The purpose of this utility model realizes by following technical proposal: a kind of numerically control grinder, comprise frame, grinding tool and the workbench be movably arranged in frame, described frame is divided into conveying district and processing district from front to back successively, supplied materials mechanism and feed mechanism is provided with in conveying district, main spindle box and shedding mechanism is provided with in processing district, described shedding mechanism and supplied materials branch construction are in main spindle box both sides, described feed mechanism to be arranged on above supplied materials mechanism and can straight reciprocating motion between supplied materials mechanism and main spindle box, main spindle box is provided with floating clamp, frame is also provided with liftout seat and liftout seat is positioned at main spindle box dead ahead, described grinding tool is movably arranged on main spindle box dead astern, described main spindle box and workbench are connected, described liftout seat is arranged on above workbench, frame is also provided with first drive motors that can control the straight-line displacement of grinding tool horizontal direction, the second drive motors of workbench straight line slippage can be controlled.

In above-mentioned a kind of numerically control grinder, described shedding mechanism comprises stripper and conveyer belt, described stripper to tilt to be fixed in frame and between main spindle box and liftout seat, stripper one end stretches out and is formed with delivery end, and described conveyer belt horizontal cross is arranged on frame side and is positioned at below stripper delivery end.

In above-mentioned a kind of numerically control grinder, frame is horizontally arranged with guide rail, described liftout seat to be located on guide rail and can be moved linearly along guide rail, liftout seat is provided with ejector beam and ejector beam and floating clamp concentric are arranged.

In above-mentioned a kind of numerically control grinder; described floating clamp comprise coaxial arrange determine rotating disk, dynamic rotating disk and top; described dynamic rotating disk is movably arranged on determines rotating disk rear end; determine rotating disk front end be provided with around determine disk axes line and in involute arrange three jaws; three jaws are all connected with dynamic rotating disk and three jaws can be driven to swing when dynamic dial rotation and make three jaws inwardly gather or outwards launch; determining flake bearing is installed in the middle part of rotating disk, described top successively through dynamic rotating disk, flake bearing protrudingly determine rotating disk.

In above-mentioned a kind of numerically control grinder, the head end of each jaw all with determine rotating disk and be articulated and connected, the end of each jaw is connected with dynamic rotating disk by bearing pin, some arcwall faces are surrounded with at the lateral surface of jaw head end, be provided with in the middle part of jaw and extended and the pawl deep-slotted chip breaker that arrange corresponding to bearing pin to jaw head end by jaw end, determine rotating disk to offer around axial line and arrange with bearing pin one_to_one corresponding determine deep-slotted chip breaker, described bearing pin is determined deep-slotted chip breaker through corresponding and be plugged in corresponding pawl deep-slotted chip breaker.

In above-mentioned a kind of numerically control grinder, determining rotating disk to be installed with and three jaws, three dovetail regulating blocks one to one, the head end of each jaw is articulated and connected respectively on the dovetail regulating block of correspondence, determining rotating disk to offer and three dovetail regulating blocks, three slideways one to one, each dovetail regulating block is installed in corresponding slideway, in the middle part of dovetail regulating block, offer long regulating tank, described dovetail regulating block is passed corresponding long regulating tank, slideway successively by fixed screw and is determined rotating disk and is connected.

In above-mentioned a kind of numerically control grinder, described supplied materials mechanism comprises supplied materials passage and is arranged on the ejection assembly of supplied materials channel exit, described supplied materials channel slopes is arranged on above frame, at least one baffle plate that described ejection assembly comprises dash receiver, be connected with dash receiver and the supplied materials actuator be arranged on below dash receiver, described supplied materials actuator can drive the vertically upper and lower slippage simultaneously of dash receiver and baffle plate and when supplied materials actuator drive baffle plate moves, baffle plate shutoff supplied materials channel outlet also stops that workpiece continues to enter dash receiver.

In above-mentioned a kind of numerically control grinder, described baffle plate is connected in the side of dash receiver near supplied materials passage, row are fixed with against plate away from the side of supplied materials passage at dash receiver, eachly on plate, be all fixed with the leaning seat be positioned at above dash receiver, the stopper slot for spacing workpiece is provided with in the middle part of each leaning seat, all be equipped with against bolt against plate head end each, be describedly positioned at above corresponding leaning seat against bolt and be in same plane with corresponding leaning seat.

In above-mentioned a kind of numerically control grinder, described feed mechanism comprises slide track component and is arranged on the grabbing assembly above supplied materials mechanism, described grabbing assembly comprises holder, be fixed on the fixed claw of holder side, be movably arranged on the movable claw of holder opposite side, the feeding actuator be connected with movable claw, described feeding actuator can drive movable claw towards to draw close or away from the direction straight line slippage of fixed claw, described slide track component is connected with holder and can drives the slippage of holder straight line, described fixed claw is fixed with slide block, feeding actuator offers the chute that arrange corresponding to slide block, when feeding actuator drives movable claw straight line slippage, described slide block is positioned at chute.

In above-mentioned a kind of numerically control grinder, described slide track component comprises the first slide rail combination, second slide rail combination and the combination of the 3rd slide rail, described first slide rail combination comprises the first slide, be arranged on the first slide rail actuator on the first slide and pass the first slide and the first slide rail matched with the first slide, described holder and the first slide rail are connected, described first slide rail actuator is connected with holder and holder can be driven together with the vertically straight line slippage of the first slide rail, described second slide rail combination comprises the second slide be connected with the first slide, the the second slide rail actuator be connected with the second slide and through the second slide the second slide rail matched with the second slide, described second slide rail actuator can drive the second slide together with the left and right slippage in the horizontal direction of the first slide, above frame, erection has sliding rail rack, described 3rd slide rail combination comprises the 3rd slide rail be installed on sliding rail rack, be connected with the second slide rail and the 3rd slide matched with the 3rd slide rail, the 3rd slide rail actuator be connected with the 3rd slide, described 3rd slide rail actuator can drive the 3rd slide together with the front and back slippage in the horizontal direction of the second slide rail.

Compared with prior art, the utility model has the following advantages:

1, frame is divided into conveying district and processing district from front to back successively, wherein supplied materials mechanism and feed mechanism are set in conveying district, main spindle box and the shedding mechanism of floating clamp is provided with in processing district, processing district is arranged on rear, conveying district, workman only need stand in frame front and add workpiece to be processed, do not affect the work of processing district, rear, automaticity is high, floor space is little simultaneously.

2, adopt the mode of three jaws simultaneously clamping work pieces, the clamp force distribution that the good and workpiece of clamping effect is subject to is even, improves machining accuracy and production efficiency.

3, flake bearing be arranged so that this chuck is provided with certain fine adjustment function, make toply there is when alignment pieces center certain circumference to regulate space, even slightly depart from the workpiece that top axle center line position stretches into, toply also can aim at its center, cooperatively interact with ejector beam, ensure the axiality requirement of workpiece tool, ensure that the concentricity requirement at workpiece two ends, for grinding machine processing improves reliability and operating efficiency, reduce defect rate.

4, supplied materials mechanism is for carrying workpiece to be processed, feed mechanism is for the workpiece that receives supplied materials mechanism and send and be delivered to floating clamp place, overall course of conveying is smooth, rationally distributed and operating efficiency is high, whole process can by single single-set operation, automaticity is high, improves the production efficiency in workshop

Accompanying drawing explanation

Fig. 1 is perspective view of the present utility model.

Fig. 2 is using state figure of the present utility model.

Fig. 3 is the structural representation of supplied materials mechanism and feed mechanism in the utility model.

Fig. 4 is the structural representation at another visual angle of Fig. 3.

Fig. 5 is the structural representation at another visual angle of Fig. 4.

Fig. 6 is the structural representation of floating clamp in the utility model.

Fig. 7 is the structural representation at another visual angle of Fig. 6.

Fig. 8 is the sectional structure schematic diagram of floating clamp in the utility model.

Fig. 9 is the detonation configuration schematic diagram of floating clamp in the utility model.

Figure 10 is confined explosion's structural representation of floating clamp in the utility model.

Figure 11 is the structural representation determining rotating disk in the utility model.

Figure 12 is the structural representation of jaw in the utility model.

Figure 13 is the structural representation of dovetail regulating block in the utility model.

Figure 14 is the structural representation holding out against screw in the utility model.

In figure, 1, frame; 10, feed mechanism; 110, slide track component; 111, the first slide; 112, the first slide rail actuator; 113, the first slide rail; 114, the second slide; 115, the second slide rail; 116, the 3rd slide rail; 117, the 3rd slide; 118, sliding rail rack; 120, grabbing assembly; 121, holder; 122, fixed claw; 1221, slide block; 123, movable claw; 124, feeding actuator; 20, supplied materials mechanism; 210, supplied materials passage; 220, ejection assembly; 221, dash receiver; 222, baffle plate; 223, supplied materials actuator; 224, against plate; 225, leaning seat; 227, against bolt; 30, main spindle box; 40, floating clamp; 410, rotating disk is determined; 411, deep-slotted chip breaker is determined; 412, slideway; 420, dynamic rotating disk; 430, top; 440, jaw; 441, arcwall face; 442, pawl deep-slotted chip breaker; 450, flake bearing; 460, dovetail regulating block; 461, long regulating tank; 470, fixed screw; 480, screw is held out against; 4801, annular spacing groove; 490, return spring; 4100, holding firmware; 50, shedding mechanism; 51, stripper; 52, conveyer belt; 60, liftout seat; 61, ejector beam; 70, workbench.

Detailed description of the invention

Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.

As shown in Fig. 1 to Figure 14, this numerically control grinder comprises frame 1, grinding tool and the workbench 70 be movably arranged in frame 1, frame 1 is divided into conveying district and processing district from front to back successively, supplied materials mechanism 20 and feed mechanism 10 is provided with in conveying district, main spindle box 30 and shedding mechanism 50 is provided with in processing district, shedding mechanism 50 and 20 points, supplied materials mechanism are located at main spindle box 30 both sides, feed mechanism 10 to be arranged on above supplied materials mechanism 20 and can straight reciprocating motion between supplied materials mechanism 20 and main spindle box 30, main spindle box 30 is provided with floating clamp 40, frame 1 is also provided with liftout seat 60 and liftout seat 60 is positioned at main spindle box 30 dead ahead, grinding tool is movably arranged on main spindle box 30 dead astern, main spindle box 30 and workbench 70 are connected, liftout seat 60 is arranged on above workbench 70, frame 1 is also provided with the first drive motors (not shown) that can control the straight-line displacement of grinding tool horizontal direction, the second drive motors (not shown) of workbench 70 straight line slippage can be controlled.

Above-mentioned grinding tool generally adopts emery wheel, and the first drive motors can drive emery wheel all around to regulate in actual process, makes emery wheel can be in any Working position; Second drive motors can drive main spindle box about 30 slippage, makes chuck can adjust to optimal process position, also facilitates follow-up replacing, clean parts.First drive motors, the second drive motors match with grinding tool, workbench 70 respectively, make overall numerically control grinder process operation get up convenient, improve production efficiency, reduce production cost.

Frame 1 is divided into conveying district and processing district from front to back successively, wherein supplied materials mechanism 20 and feed mechanism 10 are set in conveying district, main spindle box 30 and the shedding mechanism 50 of floating clamp 40 is provided with in processing district, processing district is arranged on rear, conveying district, workman only need stand in frame 1 front and add workpiece to be processed, do not affect the work of processing district, rear, automaticity is high, floor space is little simultaneously.

Further, supplied materials mechanism 20 comprises supplied materials passage 210 and is arranged on the ejection assembly 220 in supplied materials passage 210 exit, supplied materials passage 210 is inclined at above frame 1, ejection assembly 220 comprises dash receiver 221, at least one baffle plate 222 be connected with dash receiver 221 and the supplied materials actuator 223 be arranged on below dash receiver 221, supplied materials actuator 223 can drive dash receiver 221 and baffle plate 222 simultaneously vertically up and down slippage and when supplied materials actuator 223 drive baffle plate 222 moves time, baffle plate 222 shutoff supplied materials passage 210 exports and stops that workpiece continues to enter dash receiver 221.

Supplied materials mechanism 20 in an initial condition, the workpiece to be processed put of original level enters via the entrance of supplied materials passage 210 and the outlet of origin material passage 210 is delivered to feed mechanism 10, finally deliver to subsequent handling position by feed mechanism 10, supplied materials passage 210 can play the effects such as sequence, buffering, adjustment, ensure that operating efficiency and the reliability of materials device on the whole; The effect of ejection assembly 220 supplied materials passage 210 is exported the workpiece drawn off flow to feed mechanism 10, plays transitional function, dock accurately, improve the reliability of equipment, make course of conveying more smooth and easy with feed mechanism 10.

Concretely, in this case, dash receiver 221 is in being horizontally disposed with, and the workpiece that thus dash receiver 221 transfers out also is that level is put, and without the need to correcting when making following process again, improve operating efficiency, shortening the production time; Baffle plate 222 arranges rationally and layout is ingenious, when supplied materials actuator 223 drive baffle plate 222 moves time, baffle plate 222 shutoff supplied materials passage 210 exports and stops that workpiece below continues to enter dash receiver 221, when supplied materials actuator 223 drives baffle plate 222 to fall, baffle plate 222 is recessed supplied materials passage 210 and is exported, and now workpiece below continues to enter dash receiver 221, and the workpiece that is arranged so that of baffle plate 222 can orderly sending, and overall ejection assembly 220 is rationally distributed, improve automaticity and operating efficiency.

In addition, above-mentioned baffle plate 222 also has some other effect, for example: when Workpiece length and supplied materials passage 210 close to time, workpiece does not fall into dash receiver 221 by its outlet with regard to easy blocking, streaking the workpiece just stirring blocking in time in its exit position when now baffle plate 222 rises makes it fall in dash receiver 221, baffle plate 222 layout is ingenious, and flexibility is large, well ensure that the fluency of course of conveying.Baffle plate 222 quantity in preferred this case is two and is arranged on head and the tail position corresponding to workpiece, and the vibrational power flow of two baffle plates 222 can ensure above-mentioned work well, decreases unnecessary parts and arranges, save usable floor area; And two baffle plates 222 can realize the effect preferably stopping workpiece, the distribution mode of two ends formula is adopted to make the situation that be there will not be one end to tilt by the workpiece stopped.

Supplied materials actuator 223 in this case can be chosen as and the cylinder be connected in the middle part of dash receiver 221, preferably in the both sides of supplied materials actuator 223, all support member is set, support member plays guide effect to supplied materials actuator 223, ensure that the stationarity that supplied materials actuator 223 works, improve the operating efficiency of integral device, automaticity is high.Certainly, other adopt the scheme of air cylinder driven to drive the mode of dash receiver about 221 slippage to be also feasible, repeat no more herein.

Further, baffle plate 222 is connected in the side of dash receiver 221 near supplied materials passage 210, row are fixed with against plate 224 away from the side of supplied materials passage 210 at dash receiver 221, each being all fixed with on plate 224 to be positioned at above dash receiver 221 and horizontally disposed leaning seat 225 for receiving the workpiece that supplied materials passage 210 is sent, is provided with the stopper slot for spacing workpiece in the middle part of each leaning seat 225.

After the outlet of workpiece origin material passage 210 draws off, workpiece is taken advantage of a situation and is entered on leaning seat 225, each leaning seat 225 is equivalent to each leg, it is combined the support platform defined for supporting workpiece, each position of workpiece is limited in the stopper slot of corresponding leaning seat 225, and leaning seat 225 supports steadily.Stopper slot accurate positioning and can prevent workpiece depart from leaning seat 225, ensure that the reliability of course of conveying.Being two against plate 224 quantity and being arranged on head and the tail position corresponding to workpiece in preferred this case, two vibrational power flow against plate 224 can ensure above-mentioned work well, decrease unnecessary parts and arrange, save usable floor area.

Further, be all equipped with against bolt 227 each against plate 224 head end, be positioned at above corresponding leaning seat 225 against bolt 227 and be in same plane with corresponding leaning seat 225.The position that main spacing workpiece level plane is set of above-mentioned stopper slot, setting against bolt 227 then can the position of perpendicular of further spacing workpiece, drop on after above leaning seat 225 at workpiece, by regulate in advance against bolt 227, workpiece can be made to be resisted against against on the outer face of bolt 227, each position of workpiece is limited on corresponding leaning seat 225 further, improves the reliability of equipment further.

Further; feed mechanism 10 comprises slide track component 110 and is arranged on the grabbing assembly 120 above supplied materials mechanism 20; the feeding actuator 124 that grabbing assembly 120 comprises holder 121, is fixed on the fixed claw 122 of holder 121 side, is movably arranged on the movable claw 123 of holder 121 opposite side, is connected with movable claw 123; feeding actuator 124 can drive movable claw 123 towards to draw close or away from the direction straight line slippage of fixed claw 122, slide track component 110 is connected with holder 121 and can drives the slippage of holder 121 straight line.

Wherein fixed claw 122 faces the side of movable claw 123 is plane, the side opening that movable claw 123 faces fixed claw 122 is provided with a V-notch, adopt a facial plane, simultaneously have the mode of the mode holding workpiece of V-notch, the workpiece that can make is while be close to plane, another side is fitted by the both sides of breach, and workpiece is firmly pinned, and such structural design makes the power of two pawl clampings larger, it is more firm to clamp, and improves the stability of work.

Existing most of clamping jaw 440, its general two gripper jaws are all movable and be fixed on corresponding actuator, and such structural design makes two gripper jaw expanded angles excessive, easily encounters external equipment, affect operating efficiency, and the scope of application is less.Feeding actuator 124 in preferred the utility model does straight line slippage (being generally horizontal direction to move) together along with movable claw 123, gripper jaw compared to above-mentioned prior art is arranged, movable claw 123 scope of activities in this case is wider, monolateral is fixed claw 122, another side is movable claw 123, make grabbing assembly 120 can be applicable to clamp the workpiece of larger diameter, versatility is wide.

This feed mechanism 10 in an initial condition, can first grabbing assembly 120 be driven to move down by slide track component 110, the slippage of movable claw 123 straight line is driven again by controlling feeding actuator 124, when movable claw 123 is drawn close to fixed claw 122, the workpiece that dash receiver 221 is sent can be picked up and under slide track component 110 drives, workpiece is delivered to Working position by the two, then controls movable claw 123 and moves towards away from fixed claw 122 direction and unclamp workpiece.Integrated operation process is simple, convenient, docks accurately, improves the reliability of equipment, make course of conveying more smooth and easy with supplied materials mechanism 20, and operating personnel's unit is single just can realize operation, and automaticity is high.

In addition, the monolateral clamping mode adopted in this case, movable claw 123 coordinates with fixed claw 122 closely, and the clamping force that the two clamping force compares two movable claws 123 is large many, and clamping effect is better, and flexibility is large, improves practicality.

Feeding actuator 124 in this case can be chosen as the cylinder be connected with movable claw 123, the cylinder at this place is only set to one due to movable claw 123, therefore preferably number of cylinders is four, ensure that the stationarity that feeding actuator 124 works, improve the operating efficiency of integral device, automaticity is high.Certainly, other adopt the scheme of air cylinder driven to drive the mode of movable claw 123 straight line slippage to be also feasible, repeat no more herein.

Further, fixed claw 122 is fixed with slide block 1221, feeding actuator 124 offers the chute that arrange corresponding to slide block 1221, when feeding actuator 124 drives movable claw 123 straight line slippage, slide block 1221 is positioned at chute.The movement being set to movable claw 123 of above-mentioned chute and slide block 1221 provides guiding support, movable claw 123 and fixed claw 122 is docked accurately, improves clamping effect and accuracy, improve the production efficiency of equipment.

Further, slide track component 110 comprises the first slide rail combination, second slide rail combination and the combination of the 3rd slide rail, after grabbing assembly 120 grabbing workpiece, first control the first slide rail combination by the console in the external world holder 121 (i.e. whole grabbing assembly 120) is vertically moved up, control the second slide rail combination again by holder 121 (i.e. whole grabbing assembly 120) left and right slippage adjust to correct position in the horizontal direction, control the 3rd slide rail combination again by holder 121 (the i.e. whole grabbing assembly 120) Working position that rear slippage (namely near Working position direction) is extremely suitable in the horizontal direction, by chuck by Workpiece clamping, then control movable claw 123 workpiece is unclamped, holder 121 (i.e. whole grabbing assembly 120) is repositioned to initial position and is positioned at above dash receiver 221, so far, the course of conveying of feed mechanism 10 is complete.Above-mentioned overall course of conveying is smooth, and automaticity is high, and operative is simple, convenient, each parts compact in design, if wherein the combination of certain slide rail does not need to regulate, only needs to re-start and arranges, flexibility is large, and the area that takes up room is few, can be suitable for wider application scenario.

Further, first slide rail combination comprises the first slide 111, be arranged on the first slide rail actuator 112 on the first slide 111 and pass the first slide 111 and the first slide rail 113 matched with the first slide 111, holder 121 and the first slide rail 113 are connected, first slide rail actuator 112 is connected with holder 121 and holder 121 can be driven together with the first slide rail 113 vertically straight line slippage, can control the first slide rail actuator 112 by the console in the external world drives holder 121 together with the first slide rail 113 vertically straight line slippage, in moving process, first slide rail 113 shuttles in the middle part of the first slide 111, first slide 111 plays the effects such as guiding to the first slide rail 113, make overall first slide rail combination stable working, ensure the state that the workpiece maintenance level in course of conveying is put.

Further, second slide rail combination comprises the second slide 114 be connected with the first slide 111, the the second slide rail actuator be connected with the second slide 114 and through the second slide 114 the second slide rail 115 matched with the second slide 114, second slide rail actuator can drive the second slide 114 together with the first slide 111 left and right slippage in the horizontal direction, can control the second slide rail actuator by the console in the external world drives the second slide 114 together with the first slide 111 left and right slippage in the horizontal direction, in moving process, second slide 114 shuttles on the second slide rail 115, second slide rail 115 plays guiding to the second slide 114, the effects such as support, make overall second slide rail combination stable working, ensure the state that the workpiece maintenance level in course of conveying is put, improve the stationarity of course of conveying.

Further, above frame 11, erection has sliding rail rack 118,3rd slide rail combination comprises the 3rd slide rail 116 be installed on sliding rail rack 118, be connected with the second slide rail 115 and the 3rd slide 117 matched with the 3rd slide rail 116, the 3rd slide rail actuator that is connected with the 3rd slide 117, and the 3rd slide rail actuator can drive the 3rd slide 117 together with the front and back slippage in the horizontal direction of the second slide rail 115.

Can control the 3rd slide rail actuator by the console in the external world drives the 3rd slide 117 together with the front and back slippage in the horizontal direction of the second slide rail 115, in moving process, shuttle back and forth in 3rd slide 117 front and back on the 3rd slide rail 116,3rd slide rail 116 plays guiding, supporting role to the 3rd slide 117 and the second slide rail 115 etc., make overall 3rd slide rail combination stable working, ensure the state that the workpiece maintenance level in course of conveying is put to improve the stationarity of course of conveying.

Further, frame 11 is horizontally arranged with guide rail, liftout seat 60 to be located on guide rail and can be moved linearly along guide rail, liftout seat 60 is provided with ejector beam 61 and ejector beam 61 and floating clamp 40 concentric are arranged.Liftout seat 60 makes it move linearly along guide rail by electric motor starting, thus when workpiece one end clamps by floating clamp 40, liftout seat 60 faces mainframe box rectilinear movement until the workpiece other end withstands by ejector beam 61, and now workpiece is just firm is clamped on floating clamp 40 so that next step process operation.

Further, shedding mechanism 50 comprises stripper 51 and conveyer belt 52, stripper 51 tilts to be fixed in frame 1 and between main spindle box 30 and liftout seat 60, stripper 51 one end stretches out and is formed with delivery end, and conveyer belt 52 horizontal cross is arranged on frame 1 side and is positioned at below stripper 51 delivery end.After work pieces process is good, by workpiece from floating clamp 40

Further, floating clamp 40 comprise coaxial arrange determine rotating disk 410, dynamic rotating disk 420 and top 430, dynamic rotating disk 420 is movably arranged on determines rotating disk 410 rear end, determine rotating disk 410 front end be provided with around determine rotating disk 410 axial line and in involute arrange three jaws 440, three jaws 440 are all connected with dynamic rotating disk 420 and three jaws 440 can be driven when dynamic rotating disk 420 rotates to swing and make three jaws 440 inwardly gather or outwards launch, determining, in the middle part of rotating disk 410, flake bearing 450 is installed, top 430 successively through dynamic rotating disk 420, flake bearing 450 also protrudingly determines rotating disk 410.

The Main Function determining rotating disk 410 is similar to fixed pedestal, plays location, the effect such as fixing, coordinates closely between each parts above-mentioned, easy for installation and install simple, rapidly.Floating clamp 40 in an initial condition, before processing: workpiece to be processed (being generally axial workpiece) one end is stretched into rest position in the middle part of three jaws 440 and held out against by above-mentioned top 430, the other end is held out against by the ejector beam 61 on liftout seat 60, chuck outer setting has drive source (motor), operator can control driven by motor by console and move rotating disk 420 and rotate, dynamic rotating disk 420 synchronously drives three jaws 440 inwardly gather and clamp workpiece to be processed, and now grinding tool can start to carry out grinding to workpiece to be processed surface; After processing, back out ejector beam 61, control external motor drives dynamic rotating disk 420 to rotate and synchronously drives three jaws 440 outwards to launch, and jaw 440 and workpiece depart from, and the workpiece now after processing loses support force and falls in shedding mechanism 50 at Gravitative Loads.

In addition, be also provided with flake bearing 450 in the present case, the sliding bearing that it mainly has the inner ring of spherical outside surface and to have the outer ring special construction of Internal Spherical Surface by, larger load can be born.Because slidingsurface is spheric, also can make banking motion (i.e. aligning motion) within the scope of certain angle, bolster and axle housing hole nonconcentricity larger time, still can normally work.

Above-mentioned top 430 through flake bearing 450, say accurately, flake bearing 450 is set in top 430 outer and inner rings and top 430 and is tightly connected, problem is stretched into owing to may have to depart from top 430 axial line positions when workpiece to be processed stretches into three jaw 440 centre positions, that is to say, now workpiece and top 430 axiality require can not be guaranteed, such jaw 440 may also clamp not clamping of workpieces, also can bring mismachining tolerance to finishing.And this chuck that is arranged so that of flake bearing 450 in the utility model is provided with certain fine adjustment function, make top 430 to have certain circumference when alignment pieces center and regulate space, even slightly depart from the workpiece that top 430 axial line positions are stretched into, top 430 also can aim at its center, cooperatively interact with ejector beam 61, ensure the axiality requirement of workpiece tool, ensure that the concentricity requirement at workpiece two ends, for grinding machine processing improves reliability and operating efficiency, reduce defect rate.

Further, the head end of each jaw 440 all with determine rotating disk 410 and be articulated and connected, the line of three pin joints be equilateral triangle arrange and this equilateral barycenter oftriangle be positioned at determine rotating disk 410 axial line on.Namely the space that three jaw 440 head ends fence up is the position that workpiece stretches into, and such jaw 440 topology layout is compact, and the clamp force distribution that workpiece is subject to is even, and jaw 440 clamping effect is better.

Herein, it should be added that: three jaws 440 deviate from the outer face of determining rotating disk 410 and are preferably placed on same plane, above-mentioned top 430 parts are stretched out and are determined outside rotating disk 410 and do not exceed this place, jaw 440 outer face plane, that is to say, the sub-fraction of top 430 ends exposes that to determine rotating disk 410 outer and for top tight workpiece.Such topology layout is more reasonable, compact, and area occupied is little, ensure that the operating efficiency of clamping effect and grinding machine.

The end of each jaw 440 is connected with dynamic rotating disk 420 by bearing pin, and each bearing pin is all connected with dynamic rotating disk 420.Such syndeton installation and removal are all more convenient, and drive bearing pin to rotate when dynamic rotating disk 420 rotates, bearing pin drives corresponding jaw 440 to move, and makes jaw 440 clamp or unclamp workpiece, said structure simplicity of design and easy to maintenance, and area occupied is little.

Multiple arcwall face 441 is surrounded with at the lateral surface of jaw 440 head end, be provided with in the middle part of jaw 440 and extended and the pawl deep-slotted chip breaker 442 that arrange corresponding to bearing pin to jaw 440 head end by jaw 440 end, determine rotating disk 410 offers around axial line and arrange with bearing pin one_to_one corresponding determine deep-slotted chip breaker 411, bearing pin is determined deep-slotted chip breaker 411 through corresponding and be plugged in corresponding pawl deep-slotted chip breaker 442.

Projection is formed between each arcwall face 441, jaw 440 head end and absorption surface area are more, frictional force is larger, jaw 440 head end adopted in this case arranges and can apply larger clamping force to workpiece, makes clamping effect more and the modes of 3 clampings make workpiece stability in process be ensured well; Inwardly gather in process at jaw 440, dynamic rotating disk 420 drives bearing pin determining to move deep-slotted chip breaker 411 in and promote jaw 440 around pin joint rotation, and due to cooperatively interacting of pawl deep-slotted chip breaker 442 and bearing pin, jaw 440 end outwards tilts; Each deep-slotted chip breaker and bearing pin coordinate ingenious, ensure that the reliability of connection, improve the stability of chuck work.

Further, in the middle part of each jaw 440 all by return spring 490 with determine rotating disk 410 and be connected.Under original state, have comparatively wide arc gap between three jaw 440 head ends, now return spring 490 is in uncompressed state; When jaw 440 inwardly gathers clamping work pieces, return spring 490 is in extended state, if now decontrol the driving force of external motor, then jaw 440 outwards launches and unclamps workpiece under the restoring force effect of corresponding return spring 490; When jaw 440 needs outwards to launch to depart from workpiece, jaw 440 can under the effect of return spring 490 self-return, arranging rationally of return spring 490, makes jaw 440 work more reliable, has energy-conserving action, improve operating efficiency.

Further, determining rotating disk 410 to be installed with and three jaws 440, three dovetail regulating blocks 460 one to one, the head end of each jaw 440 is articulated and connected respectively on the dovetail regulating block 460 of correspondence, determining rotating disk 410 to offer and three dovetail regulating blocks 460, three slideways 412 one to one, each dovetail regulating block 460 is installed in corresponding slideway 412, long regulating tank 461 is offered in the middle part of dovetail regulating block 460, dovetail regulating block 460 passes corresponding long regulating tank 461 successively by fixed screw 470, slideway 412 with determine rotating disk 410 and be connected, also chute is offered in dovetail regulating block 460 side, all be movably installed with in each chute and hold out against screw 480, each screw 480 that holds out against all is offered annular spacing groove 4801 and is all fixed by holding firmware 4100 and determining on rotating disk 410, described holding firmware 4100 is limited in corresponding annular spacing groove 4801.Determine rotating disk 410 in preferred the utility model to be provided with and three chutes auxiliary tank one to one, dovetail regulating block 460 is regulated convenient, fixing more firm.

The pin joint position that convenient each jaw 440 of adjustment is set of dovetail regulating block 460, in other words, dovetail regulating block 460 the effect playing gap between adjustment three jaw 440 head ends is set, and then make the jaw 440 in this case can be applicable to the clamping operation of different size (diameter) workpiece.Concretely, hold out against screw 480 and holding firmware 4100 cooperatively interacts, play the effect of similar guide rail, dovetail regulating block 460 can be moved around in slideway 412, ensure that the accuracy of location, and the adjustable range of dovetail regulating block 460 is exactly the length of long regulating tank 461, dovetail regulating block 460 is fixed on eventually through fixed screw 470 and the double-sided clamp holding out against screw 480 correct position determining rotating disk 410.

Briefly, when jaw 440 needs the diameter of work of clamping less, dovetail regulating block 460 is regulated to make it come closer, synchronous, corresponding jaw 440 also just comes closer, otherwise, regulate dovetail regulating block 460 to make it outwards draw close, synchronous, corresponding jaw 440 is also just outwards drawn close, jaw 440 in such this case just can be applicable to wider shaft-like workpiece clamping operation, and easy to adjust, simple, versatility is wide.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.

Claims (10)

1. a numerically control grinder, it is characterized in that: comprise frame, grinding tool and the workbench be movably arranged in frame, described frame is divided into conveying district and processing district from front to back successively, supplied materials mechanism and feed mechanism is provided with in conveying district, main spindle box and shedding mechanism is provided with in processing district, described shedding mechanism and supplied materials branch construction are in main spindle box both sides, described feed mechanism to be arranged on above supplied materials mechanism and can straight reciprocating motion between supplied materials mechanism and main spindle box, main spindle box is provided with floating clamp, frame is also provided with liftout seat and liftout seat is positioned at main spindle box dead ahead, described grinding tool is movably arranged on main spindle box dead astern, described main spindle box and workbench are connected, described liftout seat is arranged on above workbench, frame is also provided with first drive motors that can control the straight-line displacement of grinding tool horizontal direction, the second drive motors of workbench straight line slippage can be controlled.

2. a kind of numerically control grinder according to claim 1, it is characterized in that: described shedding mechanism comprises stripper and conveyer belt, described stripper to tilt to be fixed in frame and between main spindle box and liftout seat, stripper one end stretches out and is formed with delivery end, and described conveyer belt horizontal cross is arranged on frame side and is positioned at below stripper delivery end.

3. a kind of numerically control grinder according to claim 1, it is characterized in that: in frame, be horizontally arranged with guide rail, described liftout seat to be located on guide rail and can be moved linearly along guide rail, liftout seat is provided with ejector beam and ejector beam and floating clamp concentric are arranged.

4. a kind of numerically control grinder according to claim 1 or 2 or 3, it is characterized in that: described floating clamp comprise coaxial arrange determine rotating disk, dynamic rotating disk and top, described dynamic rotating disk is movably arranged on determines rotating disk rear end, determine rotating disk front end be provided with around determine disk axes line and in involute arrange three jaws, three jaws are all connected with dynamic rotating disk and three jaws can be driven to swing when dynamic dial rotation and make three jaws inwardly gather or outwards launch, determining flake bearing is installed in the middle part of rotating disk, described top successively through dynamic rotating disk, flake bearing also protrudingly determines rotating disk.

5. a kind of numerically control grinder according to claim 4, it is characterized in that: the head end of each jaw all with determine rotating disk and be articulated and connected, the end of each jaw is connected with dynamic rotating disk by bearing pin, some arcwall faces are surrounded with at the lateral surface of jaw head end, be provided with in the middle part of jaw and extended and the pawl deep-slotted chip breaker that arrange corresponding to bearing pin to jaw head end by jaw end, determine rotating disk to offer around axial line and arrange with bearing pin one_to_one corresponding determine deep-slotted chip breaker, described bearing pin is determined deep-slotted chip breaker through corresponding and be plugged in corresponding pawl deep-slotted chip breaker.

6. a kind of numerically control grinder according to claim 5, it is characterized in that: determining rotating disk to be installed with and three jaws, three dovetail regulating blocks one to one, the head end of each jaw is articulated and connected respectively on the dovetail regulating block of correspondence, determining rotating disk to offer and three dovetail regulating blocks, three slideways one to one, each dovetail regulating block is installed in corresponding slideway, in the middle part of dovetail regulating block, offer long regulating tank, described dovetail regulating block is passed corresponding long regulating tank, slideway successively by fixed screw and is determined rotating disk and is connected.

7. a kind of numerically control grinder according to claim 1 or 2 or 3, it is characterized in that: described supplied materials mechanism comprises supplied materials passage and is arranged on the ejection assembly of supplied materials channel exit, described supplied materials channel slopes is arranged on above frame, described ejection assembly comprises dash receiver, at least one baffle plate be connected with dash receiver and the supplied materials actuator be arranged on below dash receiver, described supplied materials actuator can drive the vertically slippage and when supplied materials actuator drive baffle plate moves up and down simultaneously of dash receiver and baffle plate, baffle plate shutoff supplied materials channel outlet also stops that workpiece continues to enter dash receiver.

8. a kind of numerically control grinder according to claim 7, it is characterized in that: described baffle plate is connected in the side of dash receiver near supplied materials passage, row are fixed with against plate away from the side of supplied materials passage at dash receiver, eachly on plate, be all fixed with the leaning seat be positioned at above dash receiver, the stopper slot for spacing workpiece is provided with in the middle part of each leaning seat, all be equipped with against bolt against plate head end each, be describedly positioned at above corresponding leaning seat against bolt and be in same plane with corresponding leaning seat.

9. a kind of numerically control grinder according to claim 1 or 2 or 3, it is characterized in that: described feed mechanism comprises slide track component and is arranged on the grabbing assembly above supplied materials mechanism, described grabbing assembly comprises holder, be fixed on the fixed claw of holder side, be movably arranged on the movable claw of holder opposite side, the feeding actuator be connected with movable claw, described feeding actuator can drive movable claw towards to draw close or away from the direction straight line slippage of fixed claw, described slide track component is connected with holder and can drives the slippage of holder straight line, described fixed claw is fixed with slide block, feeding actuator offers the chute that arrange corresponding to slide block, when feeding actuator drives movable claw straight line slippage, described slide block is positioned at chute.

10. a kind of numerically control grinder according to claim 9, it is characterized in that: described slide track component comprises the first slide rail combination, second slide rail combination and the combination of the 3rd slide rail, described first slide rail combination comprises the first slide, be arranged on the first slide rail actuator on the first slide and pass the first slide and the first slide rail matched with the first slide, described holder and the first slide rail are connected, described first slide rail actuator is connected with holder and holder can be driven together with the vertically straight line slippage of the first slide rail, described second slide rail combination comprises the second slide be connected with the first slide, the the second slide rail actuator be connected with the second slide and through the second slide the second slide rail matched with the second slide, described second slide rail actuator can drive the second slide together with the left and right slippage in the horizontal direction of the first slide, above frame, erection has sliding rail rack, described 3rd slide rail combination comprises the 3rd slide rail be installed on sliding rail rack, be connected with the second slide rail and the 3rd slide matched with the 3rd slide rail, the 3rd slide rail actuator be connected with the 3rd slide, described 3rd slide rail actuator can drive the 3rd slide together with the front and back slippage in the horizontal direction of the second slide rail.