CN205764820U - Clamping device and automatically wear screw machine - Google Patents

Abstract

This utility model relates to the technical field of automation equipment, it is provided that a kind of clamping device and automatically wear screw machine.The clamping device that this utility model provides, for support have multiple treat lock pay position, hole treat lock pay a workpiece, wherein, clamping device includes that end face has the workbench for placing the clamping groove treating lock pair workpiece, will treat that lock is paid workpiece and is pressed on the locking device in clamping groove and makes to treat the resetting means that workpiece upwards reset movement paid by lock, clamping groove bottom has and treats that lock corresponding to position, hole pays at hole, location, clamping groove sidewall and treat lock to pay between Workpiece periphery to leave predetermined correcting gap.It is compared with the prior art, the clamping device that this utility model provides, position, hole grid deviation problem can be avoided, improve precision and accuracy rate that lock is paid.What this utility model provided wears screw machine automatically, it is possible to realize quickly regulating the position treating that workpiece paid by lock.

Description

Clamping device and automatically wear screw machine

Technical field

This utility model relates to the technical field of automation equipment, especially relates to a kind of clamping device and automatically wears screw rod Machine.

Background technology

Automatically making screw rod robot is widely used in the automatic assembly line of electron trade, such as: mobile phone, hard disk, keyboard, electronics are played Tool, computer, DVD, household electrical appliances, plastic cement, electrical equipment, communication apparatus, electrical equipment, toy, electronics processing etc., or automobile screw rod assembles row automatically Industry, such as: motor, motor, parts etc. are carried out and automatically played screw rod assembling etc..

At present, existing automatic making screw rod robot, carrying out during screw rod lock pays, product is completely fixed, due to Motor in product hole position error and screw machine running is lost step and is caused screw rod not lock paying to position, corresponding hole, cause lock to be paid Failure, impact lock is paid precision, is reduced productivity ratio.

Utility model content

Technical problem to be solved in the utility model is provide a kind of clamping device and automatically wear screw machine, it is intended to solve Certainly in prior art, treat lock pay screw rod and treat lock pay choose on workpiece treat lock to pay between position, hole to there is deviation, during lock is paid Cannot be automatically adjusted product space, the defect that precision is low paid by lock.

This utility model provide clamping device, for support one in flat treat lock pay a workpiece, described in treat lock pay a work Offer on part for treating that lock is paid the multiple of screw rod assembling and treated that position, hole paid by lock, comprising:

Workbench, its end face has treats that the clamping groove of workpiece paid by lock described in placing, and the bottom surface of described clamping groove has Treat that the hole, multiple location that position, hole is respectively the most corresponding paid by lock with described, the sidewall of described clamping groove and the described periphery treating lock pair workpiece it Between leave predetermined correcting gap；

By described, locking device, for treating that the bottom surface that workpiece is pressed on downwards described clamping groove paid by lock；And

Resetting means, be used for making described in treat that a workpiece upwards reset movement paid by lock.

Further, described locking device includes that at least one hold-down mechanism, described hold-down mechanism include rotating upwardly and downwardly Mode be arranged on described workbench and when rotating down press on described in treat that lock is paid the compact heap of workpiece and makes described compression The driving assembly that block rotates.

Further, the quantity of described hold-down mechanism is four, is respectively as follows:

Two the first hold-down mechanisms, each first hold-down mechanism all includes one first compact heap and cuts with scissors with described first compact heap The one first driving assembly connect, two the first compact heaps be respectively used to compress described in treat that the opposite sides of workpiece paid by lock；

Second hold-down mechanism, it includes that the second compact heap and hinged with described second compact heap second drives assembly, institute State the second compact heap to be arranged between two the first compact heaps；

3rd hold-down mechanism, it includes that the 3rd compact heap and the hinged with described 3rd compact heap the 3rd drives assembly, institute State the 3rd compact heap and treat that the opposite side relative with the side that described second compact heap compresses of workpiece paid by lock described in being pressed on On.

Further, described first assembly is driven to include first connecting rod, head rod, the first adaptor and the first power Part；Described first adaptor includes that the first articulated element is connected with described first articulated element and perpendicular to one another second hinged Component and be arranged on described first articulated element and the first Z axis swingle of described second articulated element junction；Described One end of one connecting rod is hinged with described first compact heap, and the other end is hinged with described first articulated element, described head rod One end hinged with described first force piece, the other end is hinged with described second articulated element.

Further, second assembly is driven to include second connecting rod, the second connecting rod, the second adaptor and the second force piece；

Described second adaptor include the 3rd articulated element be connected with described 3rd articulated element and be arranged side by side the 4th Articulated element and be arranged on described 3rd articulated element and the second Z axis swingle of described 4th articulated element junction；Institute The one end stating second connecting rod is hinged with described second compact heap, and the other end is hinged with described 3rd articulated element, and described second even One end of extension bar is hinged with described second force piece, and the other end is hinged with described 4th articulated element.

Further, the described 3rd assembly is driven to include third connecting rod and the 3rd force piece, one end of described third connecting rod Hinged with described 3rd compact heap, the other end is hinged with described 3rd force piece.

More preferably, described resetting means includes having the housing of upwardly opening cavity, be slidedly arranged on answering in described cavity Position thimble and for making the spring of described reset thimble upwards reset movement；

Or, described resetting means includes that end face offers the mounting seat of mounting groove, jump ring and pressing plate, and jump ring includes one Supporting section, one from the upwardly extending stretch section of described supporting section, one from the described bandy arc of stretch section camber For contact one, section and one treat that lock is paid workpiece and treats that lock is paid a workpiece and moved and make that described stretch section is elastically-deformable to be connect described Touching section, described contact-segment downwardly extends from described segmental arc, and the bottom of described contact-segment forms free end, and pressing plate is pressed on institute State and on supporting section, make described jump ring be fixed on described mounting seat.

Or, described resetting means include fixed support, the connecting shaft being installed on described fixed support, rotatable parts with And spring；Described rotatable parts include being set in the articulated section in described connecting shaft and are connected with described articulated section and stretch out described Outside fixed support and for abutting the contact site of workpiece bottom side；Described spring respectively with described fixed support and described rotation section Part connects.

What this utility model provided wears screw machine automatically, and including frame, described frame has an X-direction, a Y direction With a Z-direction, wherein, also include the mounting bracket being slidably installed in described frame, be slidably installed in described mounting bracket and for Place and treat that lock is paid screw rod and treats lock pair nut and make both lock in the way of dead in line to pay to treat that lock is paid correspondence on workpiece and waited to lock Lock in Fu Kongwei is paid a device, is positioned at described lock and pays the above-mentioned clamping device below device, make described lock pay device along described X The first driving means that direction of principal axis moves and make the second driving means that described mounting bracket moves along described Y direction.

Further, automatically wear screw machine and also include that being arranged on described lock pays the screw rod between device and described clamping device The pre-locking device of nut, the pre-locking device of described bolt and nut includes:

Pedestal, described pedestal includes that pre-lock section, the end face of described pre-lock section offer for treating on a vibrating disk that nut paid by lock The guide-track groove slipped into, described guide-track groove runs through the two ends of described pre-lock section；

Location sensitive baffle plate, for being controlled described vibrating disk and quit work by described when nut touching paid by lock at it, institute State location sensitive baffle plate be connected to one end of described pre-lock section and at least partly block described guide-track groove；And

Highly inductive switch, treats that lock is paid screw rod and moved down described in being stopped when screw rod touching paid by lock at it；

Described pre-lock section is provided with one between its bottom surface with the bottom surface of described guide-track groove and coordinates passage, described cooperation passage Being positioned on described pre-lock section and connect the one end having stated location sensitive baffle plate, described cooperation passage is on the bottom surface of described guide-track groove Being formed for treating that what lock paid that screw rod bottom inserts inserts hole, described height inductive switch is at least partially disposed in described cooperation and leads to In road.

It is compared with the prior art, the clamping device that this utility model provides, by being reserved in clamping groove sidewall and treating that lock is paid Correcting gap between Workpiece periphery, can treat lock and pay the lock of workpiece and pay position and move and adjust, make this choose Treat that Suo Fukongwei center and treats that the dead in line of screw rod paid by lock before lock is paid, and use locking device to make to treat lock pair work after the adjustment Part position keeps, and so, can avoid position, hole grid deviation problem, is automatically adjusted the position treating that workpiece paid by lock, improves lock and pays Precision and accuracy rate, reduce fault rate.

Being compared with the prior art, what this utility model provided wears screw machine automatically, including driver bit, each hole, location and Respectively wait that locking a pair Kong Weijun matches with driver bit, can make to treat that lock pays position, hole and correspondence under the effect of driver bit Hole, location is concentric, in such manner, it is possible to realization quickly regulates the position treating that workpiece paid by lock, to improve lock pair precision, improves production efficiency.

Accompanying drawing explanation

Fig. 1 is the schematic top plan view of the clamping device that this utility model embodiment one provides；

Fig. 2 is the decomposing schematic representation of the clamping device that this utility model embodiment one provides；

Fig. 3 is the elevational schematic view of the clamping device that this utility model embodiment one provides；

Fig. 4 is the schematic perspective view of the clamping device that this utility model embodiment one provides；

Fig. 5 is the schematic perspective view of the resetting means that this utility model embodiment one provides；

Fig. 6 is the cross-sectional schematic of the resetting means that this utility model embodiment one provides；

Fig. 7 is the schematic perspective view automatically wearing screw machine that this utility model embodiment one provides；

Fig. 8 is that the lock that this utility model embodiment one provides pays device, mounting bracket and the schematic perspective view of clamping device One；

Fig. 9 is that the lock that this utility model embodiment one provides pays device, mounting bracket and the schematic perspective view of clamping device Two；

Figure 10 is the schematic perspective view of the pre-locking device of bolt and nut that this utility model embodiment one provides；

Figure 11 is the schematic perspective view of the pedestal that this utility model embodiment one provides；

Figure 12 be this utility model embodiment one provide pre-lock section lock pay need lock pay screw rod time cross-sectional schematic；

Figure 13 is the schematic perspective view of the resetting means that this utility model embodiment two provides；

Figure 14 is the decomposing schematic representation of the clamping device that this utility model embodiment two provides；

Figure 15 is the schematic perspective view of the resetting means 30 that this utility model embodiment three provides.

Main element symbol description

100: clamping device 200: treat that workpiece paid by lock

201: treat that position, hole 202 paid by lock: treat that screw rod paid by lock

203: treat that nut paid by lock

10: workbench 10a: inner chamber

11: clamping groove 12: hole, location

13: pilot hole position 14: sleeve

15: reset hole 16: fitting recess

20: locking device

21: the first hold-down mechanism 211: the first compact heaps

212: the first driving assemblies 2121: first connecting rod

2122: head rod 2123: the first adaptor

2124: the first force pieces 2120: hinged seat

21231: the first articulated element 21232: the second articulated elements

21233: the first Z axis swingles

22: the second hold-down mechanism 221: the second compact heaps

222: the second driving assemblies 2221: second connecting rod

2222: the second connecting rod 2223: the second adaptors

2224: the second force piece 22231: the three articulated elements

22232: the four articulated element 22233: the second Z axis swingles

23: the three hold-down mechanism 231: the three compact heaps

232: the three driving assemblies 2321: third connecting rod

2322: the three force pieces

30: resetting means 311: housing

312: reset thimble 313,333: spring

314: cavity 315: pushing part

316: flange 317: limiting section

318: elastic force adjusting part 319,336: adjusting nut

320,335: adjusting screw rod 321: installation portion

322: installing hole 323: screw

300: automatically wear screw machine 301: frame

3011: longitudinal rail

302: mounting bracket 3021: cross slide way

303: lock pair device 3031: main support

3032: nut check mechanism 3033: screw rod turns mechanism

3034: elevating mechanism 30331: driver bit

304: the first driving means 3041: the first leading screws

3042: the first nut seat 3043: the first motors

305: the second driving means 3051: the second leading screws

3052: the second nut seat 3053: the second motors

306: traversing carriage 307: the three driving means

40: the pre-locking device of bolt and nut 401: pedestal

402: location sensitive baffle plate 403: highly inductive switch

4011: pre-lock section 4012: fixed part

4013: fixing groove 4014: guide-track groove

4015: coordinate passage 4016: insert hole

405: the first thickness adjusting plate 406: the second thickness adjusting plates

4061: breach

324: mounting seat 325: jump ring

326: pressing plate 327: mounting groove

3271: the first longitudinal walls of longitudinal wall 3272: the second

3251: supporting section 3252: stretch section

3253: segmental arc 3254: contact-segment

328: securing member 329: stop screw rod

30: resetting means 330: fixed support

3301: rotation prevention portion 3302: regulation portion

331: connecting shaft 332: rotatable parts

3321: articulated section 3322: contact site

3323: connecting portion 334: retainer

Detailed description of the invention

In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, with Lower combination drawings and Examples, are further elaborated to this utility model.Should be appreciated that concrete reality described herein Execute example only in order to explain this utility model, be not used to limit this utility model.

For sake of convenience, hereinafter alleged " left " " right " " front " " afterwards " " on " D score and accompanying drawing itself left and right, front, Afterwards, upper and lower is to unanimously, but structure of the present utility model is not played restriction effect.

Embodiment one

As shown in Figures 1 to 4, in flat, the clamping device 100 that the present embodiment provides treats that workpiece paid by lock for supporting one 200, this treats lock to pay on workpiece 200 to offer multiple to treat that a position, hole 201 paid by lock, each treats that lock is paid a position, hole 201 and is respectively intended to assemble one Individual treating that lock is paid screw rod (not shown) and one and treated that a nut (not shown) paid by lock, this clamping device 100 includes workbench 10, is arranged on Locking device 20 on workbench 10 and resetting means 30.

Workbench 10, this workbench 10 is in covering plate structure, and it has the inner chamber 10a of a downwardly facing opening.The top of workbench 10 Mask has for placing the clamping groove 11 treating that workpiece 200 paid by lock, and the bottom surface of clamping groove 11 has connect with inner chamber 10a multiple fixed Hole 12, position, with multiple, hole, multiple location 12 treats that lock pays position, hole 201 one_to_one corresponding, in the present embodiment, the end face tool of workbench 10 There are orthogonal one horizontal (X-axis of diagram, hereinafter referred to as X-direction) and longitudinally (Y-axis of diagram, hereinafter referred to as Y-axis side To), the degree of depth of clamping groove 11 is essentially identical with the thickness treating lock pair workpiece 200, and the cross dimensions of clamping groove 11 is slightly larger than waiting to lock Pay the cross dimensions of workpiece 200, say, that leave pre-between the sidewall and the periphery treating lock pair workpiece 200 of clamping groove 11 Fixed correcting gap, in order to make its relative workbench 10 left and right in the X-axis direction when lock pair workpiece 200 is not locked at this And move forward and backward in the X-axis direction, and then the position treating lock pair workpiece 200 is adjusted, so that will assemble treats Lock pays position, hole 201 and corresponding hole, location 12 center alignment.

Locking device 20, for treating that the bottom surface that workpiece 200 is pressed on downwards clamping groove 11 paid by lock, locking device 20 wraps Including at least one hold-down mechanism, hold-down mechanism includes being arranged on workbench 10 and when rotating down with upper and lower rotating manner supporting It is pressed in and treats the compact heap that workpiece 200 top surface edge paid by lock and the driving assembly making compact heap rotate.In the present embodiment, compress The quantity of mechanism is but is not limited to four, and four hold-down mechanisms are respectively 21, one second compression of two the first hold-down mechanisms Mechanism 22 and the 3rd hold-down mechanism 23.End face at workbench 10 has four pilot hole positions for installing compact heap 13, lay respectively at four sides of clamping groove 11.

Each first hold-down mechanism 21 all includes first compact heap 211 and one hinged with the first compact heap 211 First drives assembly 212, and two the first compact heaps 211 are installed in rotation on the direction being parallel to Y direction for axle respectively Being positioned at the pilot hole position 13 of clamping groove 11 left and right sides, two the first compact heaps 211 are oppositely arranged.Specifically, each first Assembly 212 is driven all to include first connecting rod 2121, head rod the 2122, first adaptor 2123 and the first force piece 2124. First force piece 2124 is but is not limited to electric magnet, and it is located substantially at the rear side of clamping groove 11, and the first force piece 2124 has One hinged seat 2120, adsorbs this hinged seat 2120 and makes hinged seat 2120 along Y direction (hinged seat 2120 times backward during energising The direction of contracting) mobile.First adaptor 2123 is substantially in 90 ° of corner shape, and it includes the first articulated element 21231 and first Articulated element 21231 connects and the second articulated element 21232 perpendicular to one another and be arranged on the first articulated element 21231 and First Z axis swingle 21233 of two articulated element 21232 junctions.It is formed in inner chamber 10a at workbench 10 and downwardly extends Sleeve 14, the first Z axis swingle 21233 be rotatably mounted to correspondence sleeve 14 in, so, the first hinged structure Part 21231 and the second articulated element 21232 can rotate around the axis of the first Z axis swingle 21233.It is clear that first connects One end of bar 2121 is hinged with the first compact heap 211, and the other end and the first articulated element 21231 are hinged, head rod 2122 The hinged seat 2120 of one end and the first force piece 2124 be hinged, the other end and the second articulated element 21232 are hinged.Can manage Solving, each rod end is spherical plain bearing rod end, in order to make the first compact heap 211 rotate, and the hinge at head rod 2122 two ends Spindle is parallel, and the jointed shaft at first connecting rod 2121 two ends is vertical, so, when hinged seat 2120 pulls head rod 2122 backward When side (i.e. the direction of hinged seat 2120 retraction) is mobile, first connecting rod 2121 is pushed outwards dynamic so that the first compact heap 211 is around it Rotating shaft inwardly and downwardly turns over, and then will treat that the left and right sides compression of workpiece 200 paid by lock.

Second hold-down mechanism 22, it includes that the second compact heap 221 and second drives assembly 222, and the second compact heap 221 is arranged Between two the first compact heaps 211, second drives assembly 222 hinged with the second compact heap 221, and the second compact heap 221 is with flat Row is that axle is installed in rotation on the pilot hole position 13 being positioned on front side of clamping groove 11 in the direction of X-direction.Specifically, second Assembly 222 is driven to include second connecting rod the 2221, second connecting rod the 2222, second adaptor 2223 and the second force piece 2224.The Two force pieces 2224 for but be not limited to electric magnet, it is located substantially at the rear side of clamping groove 11, and with the first force piece 2124 also Row is arranged, and it also has a hinged seat 2120, can adsorb this hinged seat 2120 when energising and make hinged seat 2120 along Y direction (i.e. hinged seat 2120 retraction direction) is mobile backward.Second adaptor 2223, substantially in rectangular shape, it includes that the 3rd is hinged Component 22231 is connected with the 3rd articulated element 22231 and the 4th articulated element 22232 that is arranged side by side and be arranged on the 3rd Articulated element 22231 and the second Z axis swingle 22233 of the 4th articulated element 22232 junction.Second Z axis swingle 22233 It is rotatably mounted in the sleeve 14 of correspondence, so, the 3rd articulated element 22231 and the 4th articulated element 22232 Can rotate around the axis of the second Z axis swingle 22233.It is clear that one end of second connecting rod 2221 and the second compact heap 221 Hinged, the other end and the 3rd articulated element 22231 are hinged, and one end of the second connecting rod 2222 is hinged with the second force piece 2224, The other end and the 4th articulated element 22232 are hinged.It is understood that each rod end is spherical plain bearing rod end, in order to make second Compact heap 221 rotates, and the jointed shaft at the second connecting rod 2222 two ends is parallel, and the jointed shaft at second connecting rod 2221 two ends is vertical, this Sample, when the hinged seat 2120 of the second force piece 2224 pulls the second connecting rod 2222 side shifting backward, second connecting rod 2221 quilt Push out so that the second compact heap 221 inwardly and downwardly turns over around its rotating shaft, and then will treat that the front side pressure of workpiece 200 paid by lock Tightly.

3rd hold-down mechanism 23, it includes that the 3rd compact heap 231 and the 3rd drives assembly 232, the 3rd drive assembly 232 with 3rd compact heap 231 is hinged, and the 3rd compact heap 231 is for being pressed on compressing with the second compact heap 221 for the treatment of that lock pays workpiece 200 On the opposite side that side is relative, say, that the 3rd compact heap 231 is oppositely arranged with the second compact heap 221, the 3rd compact heap 231 are installed in rotation on, with the direction being parallel to X-direction, the pilot hole position 13 being positioned on rear side of clamping groove 11 for axle.Specifically Ground, the 3rd drives assembly 232 to include third connecting rod 2321 and the 3rd force piece 2322, and the 3rd force piece 2322 is but is not limited to Electric magnet, it is located substantially at the rear side of clamping groove 11, and is arranged side by side with the first force piece 2124, and it also has a hinged seat 2120, this hinged seat 2120 can be adsorbed when energising and make hinged seat 2120 be moved rearwards by along Y direction.It is clear that the 3rd One end of connecting rod 2321 is hinged with the 3rd compact heap 231, and the other end and the 3rd force piece 2322 are hinged.It is understood that it is each Rod end is spherical plain bearing rod end, and in order to make the 3rd compact heap 231 rotate, the jointed shaft at third connecting rod 2321 two ends is parallel, this Sample, when the hinged seat 2120 of the 3rd force piece 2322 pulls third connecting rod 2321 to move to rear side (retraction direction of hinged seat 2120) Time dynamic, third connecting rod 2321 drives the 3rd compact heap 231 to downwardly turn over, and then will treat that the rear side compression of workpiece 200 paid by lock.

Certainly, the quantity of hold-down mechanism can be increased or decreased as required.

It addition, hold-down mechanism can also be the first hold-down mechanism 21 structure or be the second hold-down mechanism 22 structure, Or be the structure of the 3rd hold-down mechanism 23.

If Fig. 3 is to shown in 6, resetting means 30, it is used for making to treat that a workpiece 200 upwards reset movement paid by lock.Permissible from Fig. 5 and 6 Finding out, resetting means 30 includes housing 311, reset thimble 312 and spring 313.In the present embodiment, housing 311, substantially Cylindrical shape, it is fixed in the inner chamber 10a of workbench 10, and is located substantially at the bottom surface centre of clamping groove 11, and this housing 311 has There is upwardly opening cavity 314.Reset thimble 312, is slidedly arranged in cavity 314, and reset thimble 312 has the top being positioned at its top Pushed section 315, pushing part 315 is stretched out the outside of housing 311 by the opening of cavity 314, figure it is seen that workbench 10 in The bottom surface of clamping groove 11 has the reset hole 15 stretched out for pushing part 315.Spring 313, is used for making reset thimble 312 upwards reset Mobile, in spring 313 is arranged on cavity 314 and be connected to the bottom of reset thimble 312.

As optimizing further, the outer rim at reset thimble 312 is provided with outwardly directed flange 316, and housing 311 is in recessed It is convexly equipped with the limiting section 317 that limit flange 316 moves up on the inwall in chamber 314, so, reset thimble 312 can be avoided upwards Skid off cavity 314.

As optimizing further, resetting means 30 also includes elastic force adjusting part 318, spring when being used for regulating reset The reset force size of 313, elastic force adjusting part includes adjusting nut 319 and is bolted in the adjusting screw rod 320 of adjusting nut 319, The top of adjusting screw rod 320 is connected with the bottom of spring 313.Adjusting nut 319 is fixedly mounted on bottom housing 311, by twisting Dynamic adjusting screw rod 320, so that adjusting screw rod 320 relative accommodation nut 319 moves up, and holddown spring 313, and then increase Reset force, on the contrary then reduce reset force.

As optimizing further, the top outer rim of housing 311 is provided with outwardly directed installation portion 321, on installation portion 321 Offer installing hole 322, by screw 323 through corresponding installing hole 322, to be fixed in workbench 10 by housing 311 In the 10a of chamber.

As shown in Figs. 7-9, what the present embodiment provided wears screw machine 300 automatically, including frame 301 be arranged on frame 301 On mounting bracket 302, lock pay device 303, above-mentioned clamping device the 100, first driving means 304, second driving means 305, traversing carriage 306 and the 3rd driving means 307.

In the present embodiment, frame 301 has an X-direction, a Y direction and a Z-direction.Arrange in frame 301 Having the longitudinal rail 3011 extended along Y-axis, mounting bracket 302 is slidably arranged on this longitudinal rail 3011.Mounting bracket 302 has Having the cross slide way 3021 extended along X-direction, traversing carriage 306 is slidably arranged on cross slide way 3021, and first drives dress Putting 304 can make traversing carriage 306 move left and right in the X-axis direction, and lock is paid device 303 and is slidably arranged on traversing carriage 306, the Three driving means 307 can make lock pay device 303 to move up and down in the Z-axis direction.

First driving means 304 include being arranged in mounting bracket 302 and extend along X-direction the first leading screw 3041, The first nut seat 3042 being socketed on this first leading screw 3041 and threaded with the first leading screw 3041 and driving this first The first motor 3043 that thick stick 3041 rotates, traversing carriage 306 is fixedly mounted on this first nut seat 3042, so, first Under the driving of motor 3043, lock pair device 303 can be mounted opposite support 302 in the X-axis direction and move left and right.Second driving means 305 include being arranged in frame 301 and extend along Y direction the second leading screw 3051, be socketed on this second leading screw 3051 also The second nut seat 3052 threadeded with the second leading screw 3051 and the second motor 3053 driving this second leading screw 3051 to rotate, Mounting bracket 302 is fixedly connected on the second nut seat 3052, and so, under the driving of the second motor 3053, device 303 paid by lock Can move forward and backward relative to frame 301 in the Y-axis direction.It is understood that the 3rd driving means 307 can also be lead screw transmission Device, its structure and principle are as the first and second driving means 304,305, and at this, it is no longer repeated.

Lock pair device 303, can make to treat lock pair screw rod and treat that lock pair nut is locked in the way of both deads in line to pay to wait to lock Pay correspondence on workpiece 200 and treat that lock is paid in position, hole 201.Specifically, lock pair device 303 includes being arranged on movement with yo-yo fashion Main support 3031 on support 306, fixing it be located on this main support 3031 bottom and treat that lock is paid screw rod and waits to lock for placing Pay nut and make both nut check mechanisms 3032 of dead in line, slip be located on this main support 3031 and be positioned at this nut Screw rod above retaining mechanism 3032 turns mechanism 3033 and is installed in main support 3031 upper end and screw rod can be made to turn machine The elevating mechanism 3034 that the relative main support 3031 of structure 3033 moves up and down, has from fig. 9, it can be seen that screw rod turns mechanism 3033 Paying, for making to wait to lock, the driver bit 30331 that screw rod treats lock pair screw axis rotation around this, this driver bit 30331 is along Z axis Direction downwardly extends, with each, this driver bit 30331 treats that position, hole 201 paid by lock and hole, each location 12 matches, spiral shell respectively Bar turns mechanism 3033 when moving down, and driver bit 30331 is connected to treat that lock is paid in the top ends of screw rod, needs explanation , not carrying until lock pair screw rod with time until a nut (i.e. unloaded) paid by lock, driver bit 30331 is in elevator Under the driving of structure 3034, the bottom face of nut check mechanism 3032 can be extended downwardly from, and order enters and corresponding treats that a position, hole paid by lock 201, hole 12, location.

Clamping device 100 is positioned at lock and pays below device 303, and specifically, the workbench 10 of clamping device 100 is fixed on lock and pays The lower section of device 303, so, by the first driving means 304 and the second driving means 305 so that device 303 paid by lock can be X-axis moves relative to workbench 10 with in Y direction, with the mobile coordinate points paid to required lock.

If Fig. 8 is to shown in 12, what the present embodiment provided wear automatically screw machine 300 also includes be arranged on lock pay device 303 with The pre-locking device of bolt and nut 40 between clamping device 100, the pre-locking device of this bolt and nut 40 includes pedestal 401, location sensitive Baffle plate 402 and height inductive switch 403.

Pedestal 401, substantially in L-shaped, it includes pre-lock section 4011 and the fixed part 4012 being connected with pre-lock section 4011, Gu Determining portion 4012 and the substantially vertical setting in pre-lock section 4011, a side surface of fixed part 4012 has for making pedestal 401 fixing even The fixing groove 4013 being connected in mounting bracket 302.One is supplied to shake from Figure 11 and 12 it can be seen that the end face of pre-lock section 4011 offers Treating on Moving plate is locked and is paid the guide-track groove 4014 that nut 203 slips into, and guide-track groove 4014 runs through the two ends end face of pre-lock section 4011.Position Sensing baffle plate 402, for being treated that lock pair nut 203 is touched time control damping Moving plate and quit work at it, in the present embodiment, position Sensing baffle plate 402 is but is not limited to latten(-tin), and location sensitive baffle plate 402 is connected to one end of pre-lock section 4011 the most at least partly Block guide-track groove 4014.Highly inductive switch 403, for being stopped treating that a screw rod paid by lock by one at it when lock pair screw rod 202 is touched 202 move down.Pre-lock section 4011 is provided with one between its bottom surface with the bottom surface of guide-track groove 4014 and coordinates passage 4015, coordinates Passage 4015 is positioned on pre-lock section 4011 and connects the one end having location sensitive baffle plate 402, coordinates passage 4015 at guide-track groove 4014 Bottom surface on be formed for treating that lock is paid the insert hole 4016, highly inductive switch 403 inserted screw rod 202 bottom and at least partly set Put within coordinating passage 4015.

As a progressive ground optimization, highly inductive switch 403 is substantially in bar shape, and its external wall of upper portion is formed with external screw thread, Coordinate the female thread being formed with the top threaded engagement with height inductive switch 403 on the inwall of passage 4015.May be appreciated It is to use engagement thread to connect, is positioned at pedestal 401 by turning height inductive switch 403 i.e. adjustable height inductive switch 403 The length of interior (i.e. in this cooperation passage 4015), thus adjust the prelock treated lock pair screw rod 202 and treat between lock pair nut 203 The length paid.External screw thread is had, it is important to note that coordinate the interior of passage 4015 owing to treating lock to pay on the outer wall of screw rod 202 Only lower semisection (or bottom) is provided with female thread on wall, and coordinating the upper semisection of passage 4015 is smooth inwall, and coordinate The internal diameter of passage 4015 is slightly larger than treating that the diameter of screw rod 202 paid by lock.

As a progressive ground optimization, in guide-track groove 4014, it is provided with two the first thickness adjusting plates 405 and one second thickness Degree adjustable plate 406, the second thickness adjusting plate 406 is arranged between two the first thickness adjusting plates 405, and the first and second thickness are adjusted Joint plate 405,406 all extends along the whole bearing of trend of guide-track groove 4014, and the second thickness adjusting plate 406 is near location sensitive baffle plate One end of 402 has for treating that the breach 4061 that screw rod 202 enters cooperation passage 4015 paid by lock.Breach 4061 with coordinate passage 4015 connection, the size of breach 4061 with treat lock pay a screw rod 202 match, this breach 4061 is along being perpendicular to guide-track groove 4014 bottom surface Direction projection of shape on the bottom surface of guide-track groove 4014 be U-shaped.So, by arranging the first and second thickness adjusting plates 406 can make the adaptive different size model of pedestal 401 treat that a nut 203 paid by lock.

A method paid by the automatically lock that the present embodiment provides, and uses and above-mentioned automatically wears screw machine 300, and the method includes following step Rapid:

Choosing one after a coordinate points (coordinate points is as the criterion with the center in hole 12, location) paid by lock, making lock pay device 303 simultaneously X-direction and Y direction move to treating that coordinate points position paid by lock, then paid the driver bit 30331 of device 303 by lock Align with the hole, location 12 corresponding to this coordinate points；

Unclamping and treat that workpiece 200 paid by lock, the driver bit 30331 controlling lock pair device 303 moves down and passes treating of correspondence Lock inserts after paying position, hole 201 in the hole, location 12 of correspondence, makes to treat that workpiece 200 paid by lock under the effect of driver bit 30331 Raw mobile, so that treating that lock pays position, hole 201 and the center superposition in hole 12, location, then use locking device 20 will treat that workpiece paid by lock 200 lockings；

Make lock pay device 303 and return initial point, treat to this with mobile after lock pair nut 203 until lock pair screw rod 202 picking up A coordinate points paid by lock, and will treat that lock is paid screw rod 202 and treats that lock is paid nut 203 lock and paid to treat that what lock paid workpiece 200 treats that a position, hole 201 paid by lock In, paying after a screw rod 202 is displaced downwardly to desired depth until lock, making lock pay device 303 and move and treat that a coordinate points paid by lock to next.

The method of lock pair automatically of 8 and 9 pairs of this utility model offers elaborates below in conjunction with the accompanying drawings, concrete operation step Rapid as follows:

A) by treating that lock is paid workpiece 200 and is placed in the clamping groove 11 of workbench 10, regulate and treat that lock is paid workpiece 200 and is positioned at clamping The center of groove 11；

B) start, lock is paid device 303 and is started to correct first lock pair coordinate points；

Drive lock pay device 303 when do not carry treat lock pay screw rod 202 and treat lock when paying nut 203 in X-direction Moving with in Y direction, make lock pay device 303 and be positioned at first coordinate points, lock is paid device 303 and is controlled driver bit 30331 Decline is goed deep into first and is treated that a position, hole 201 paid by lock, and as treated, lock pair position, hole 201 and driver bit 30331 not with one heart, then treat that a work paid by lock Part 200 slightly moves under the effect of driver bit 30331, and after position adjustment is good, locking device 20 is locked and treated that workpiece paid by lock 200, lock pair device 303 returns to return first coordinate points after initial point takes bolt and nut and carries out lock pair.

C) lock is paid after designated depth, and the calibration that device 303 carries out second coordinate points position paid by lock；Lock is driven to pay device 303 move in X-direction and Y direction when not carrying and treating lock pair screw rod 202 and treat lock pair nut 203, make lock Paying device 303 and reach second coordinate points position, locking device 20 unclamps simultaneously, and lock is paid device 303 and controlled driver bit 30331 declines are goed deep into second and are treated that a position, hole 201 paid by lock, as position, hole and driver bit 30331 are concentric, then treat lock pair workpiece 200 slightly move under the effect of driver bit 30331, and after position adjustment is good, locking device 20 is locked and treated that workpiece paid by lock 200, lock pair device 303 returns to return the 3rd coordinate points after initial point takes bolt and nut and carries out lock pair.

D) porose position is carried out according to above-mentioned steps, successively circulation go down to last position, hole complete lock pay.

Embodiment two

Below in conjunction with the most just elaborating with difference in previous embodiment.

As shown in figure 13, the resetting means 30 that the present embodiment provides, it includes mounting seat 324, jump ring 325 and pressing plate 326. Specifically, mounting seat 324 end face offers the mounting groove 327 running through this mounting seat 324 two ends end face, and this mounting groove 327 has The longitudinal wall of relative and parallel to each other first 3271 and second longitudinal wall 3272.Jump ring 325 includes that lies in a mounting groove 327 Supporting section on bottom surface 3251, one from the upwardly extending stretch section of supporting section 3,251 3252, from stretch section 3252 to For contact one, two longitudinal wall 3272 bandy segmental arcs of camber 3253 and one treat that lock is paid workpiece 200 and locks waiting Pay and when workpiece 200 moves, make stretch section 3252 along treating that (the side away from second longitudinal wall 3272, direction that workpiece 200 moves paid by lock To) elastically-deformable contact-segment 3254, this contact-segment 3254 downwardly extends from segmental arc 3253, and the bottom shape of contact-segment 3254 Become free end.Pressing plate 326 is pressed on supporting section 3251 so that jump ring 325 is fixed on mounting seat 324, and pressing plate 326 is by fastening Part 328 is fixedly connected in mounting groove 327, and securing member 328 is but is not limited to screw.Supporting section 3251 and contact-segment 3254 points Not Wei straightway, and both are substantially parallel, it is to be understood that the centrage of the centrage of supporting section 3251 and contact-segment 3254 The plane constituted is preferably perpendicular with first longitudinal wall 3271 and second longitudinal wall 3272.

As optimizing further, the side of mounting seat 324 is provided with a stop screw rod 329, the one of stop screw rod 329 Holding in being inserted mounting groove 327 by first longitudinal wall 3271 and be resisted against stretch section 3252, this stop screw rod 329 is with threaded Mode is arranged in mounting seat 324, in order to adjust the jump ring 325 position in mounting groove 327.

As optimizing further, the side of mounting seat 324 is provided with an adjusting screw rod 320, the one of adjusting screw rod 320 Holding in being stretched into mounting groove 327 by second longitudinal wall 3272 and be resisted against contact-segment 3254, this adjusting screw rod 320 is with threaded Mode is arranged in mounting seat 324, in order to adjusts the original state of contact-segment 3254, and then adjusts the reset force of jump ring 325 Size.

As shown in figure 14, in the present embodiment, workbench 10 has for placing the clamping groove 11 treating that workpiece 200 paid by lock, The end face of workbench 10 offers the fitting recess 16 passing for jump ring 325 and connecting with clamping groove 11.The quantity of resetting means 30 For but be not limited to eight, eight resetting means 30 are arranged on every side of clamping groove 11 in mode in pairs, and reset dress Put in 30 fitting recess 16 being separately mounted to correspondence.Each fitting recess 16 is respectively provided with when stretch section 3252 deforms and this stretch section The 3252 cooperation inclined-plane (not shown) abutted, owing to being provided with resetting means 30 in the every side treating lock pair workpiece 200, are treating When lock pair workpiece 200 is not pressed down, the resetting means 30 of surrounding abuts against with each periphery treating lock pair workpiece 200 simultaneously, is treating After workpiece 200 position correction paid by lock, corresponding stretch section 3252 produces miniature deformation, and bullet after paying workpiece 200 pressure until lock Property section 3252 there is bigger deformation, so, corresponding downforce eliminate after, the stretch section 3252 of deformation forms reset force, Promote and treat that lock is paid workpiece 200 and resetted on the side and the most between two parties.

Embodiment three

Below in conjunction with the most just elaborating with difference in previous embodiment.

As shown in figure 15, the resetting means 30 that the present embodiment provides, it is used for making workpiece (not shown) upwards reset, it includes Fixed support 330, connecting shaft 331, rotatable parts 332 and spring 333.One end of connecting shaft 331 is fixed on fixed support 330 On, rotatable parts 332 include interconnective articulated section 3321 and contact site 3322.Articulated section 3321 is with can be around connecting shaft 331 The mode rotated is set in connecting shaft 331, and contact site 3322 stretches out the outside of this fixed support 330, for abutting workpiece Bottom side.Spring 333 is connected with fixed support 330 and rotatable parts 332 respectively, to pull the contact site 3322 of rotatable parts 332 It is rotated up around articulated section 3321, and then drives workpiece upwards reset movement.

In this embodiment, it is substantially square for fixed support 330, and fixed support 330 includes the rotation prevention portion being positioned at its top 3301 and be positioned at the regulation portion 3302 on the right side of its underpart, connecting shaft 331 is arranged on the middle part of fixed support 330.

Rotatable parts 332, substantially in L-shaped, it includes articulated section 3321, is connected to the contact site of side, articulated section 3321 3322 and be connected to the connecting portion 3323 of articulated section 3321 opposite side.In the present embodiment, connecting portion 3323 is from articulated section 3321 Left side downwardly extend, be substantially vertical setting between connecting portion 3323 and articulated section 3321.Articulated section 3321 is set in connection On axle 331, and can rotate around the axis of connecting shaft 331, the right-hand end of fixed support 330 is stretched out in the outer end of contact site 3322 Face, the connecting portion 3323 of rotatable parts 332 is connected to the regulation portion 3302 of fixed support 330, this spring 333 by spring 333 For but be not limited to spring, specifically, this spring is extension spring, it is to be understood that when workpiece is depressed, artifact-driven contact Portion 3322 moves down, and rotatable parts 332 rotate around connecting shaft 331, and connecting portion 3323 is gradually distance from regulation portion 3302, thus will Certain elastic recovery force is opened and is made it have in extension spring stretching；After downforce eliminates, rotatable parts 332 promote workpiece to move up Reset.

Certainly, spring can also be connected between contact site 3322 and rotation prevention portion 3301.

Certainly, spring can also be stage clip, can be arranged between articulated section 3321 and rotation prevention portion 3301 by stage clip, or installs Between the left side of connecting portion 3323 and fixed support 330.

As further optimizing, rotation prevention portion 3301 being provided with retainer 334, the bottom of retainer 334 is used for and connects Contact portion 3322 abuts against, and moves up limiting contact site 3322.In the present embodiment, the cross section of retainer 334 is circular, It is formed with external screw thread (not shown) on the outer wall of retainer 334, rotation prevention portion 3301 offers adjustment hole (not shown), adjustment hole Inwall on be formed with female thread, the external screw thread of retainer 334 is screwed with the female thread of adjustment hole, say, that by twist Move and regulate retainer 334 and stretch out the volume of rotation prevention portion 3301 lower surface, and then the initial position of regulation contact site 3322 and height Degree.

As further optimizing, threaded on fixed support 330 have an adjusting screw rod 335, to adjust fixed support The reset force size to workpiece of 330, specifically, adjusting screw rod 335 is connected in regulation portion 3302, spiral shell on adjusting screw rod 335 Stricture of vagina connects has adjusting nut 336, adjusting nut 336 to be positioned at the right side in regulation portion 3302, one end of adjusting screw rod 335 and spring 333 connect, and by turning adjusting nut 336, make adjusting screw rod 335 move left and right, to adjust length and the reset bullet of spring 333 Power, to adapt to the workpiece of Different Weight.

These are only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality Any amendment, equivalent or the improvement etc. made within novel spirit and principle, should be included in guarantor of the present utility model Within the scope of protecting.

Claims (9)

1. in flat, a clamping device, treats that a workpiece paid by lock for supporting one, described in treat lock to pay on workpiece to offer for treating Lock is paid the multiple of screw rod assembling and is treated that position, hole paid by lock, it is characterised in that including:

Workbench, its end face has treats that the clamping groove of workpiece paid by lock described in placing, and the bottom surface of described clamping groove has and institute State to wait to lock and pay the hole, multiple location that position, hole is the most corresponding, stay between sidewall and the described periphery treating lock pair workpiece of described clamping groove There is predetermined correcting gap；

By described, locking device, for treating that the bottom surface that workpiece is pressed on downwards described clamping groove paid by lock；And

Resetting means, be used for making described in treat that a workpiece upwards reset movement paid by lock.

Clamping device the most according to claim 1, it is characterised in that described locking device includes at least one compacting machine Structure, described hold-down mechanism include being arranged on described workbench and when rotating down with upper and lower rotating manner press on described in treat Lock pays the compact heap of workpiece and the driving assembly making described compact heap rotate.

Clamping device the most according to claim 2, it is characterised in that the quantity of described hold-down mechanism is four, is respectively as follows:

Two the first hold-down mechanisms, each first hold-down mechanism all includes one first compact heap and hinged with described first compact heap One first drives assembly, two the first compact heaps be respectively used to compress described in treat that the opposite sides of workpiece paid by lock；

Second hold-down mechanism, it includes that the second compact heap and hinged with described second compact heap second drives assembly, described the Two compact heaps are arranged between two the first compact heaps；

3rd hold-down mechanism, it includes that the 3rd compact heap and the hinged with described 3rd compact heap the 3rd drives assembly, described the Three compact heaps treat that the opposite side relative with the side that described second compact heap compresses of workpiece paid by lock described in being pressed on.

Clamping device the most according to claim 3, it is characterised in that described first drive assembly include first connecting rod, the One connecting rod, the first adaptor and the first force piece；Described first adaptor includes that the first articulated element is first hinged with described Component connects and the second articulated element perpendicular to one another and be arranged on described first articulated element and described second articulated element First Z axis swingle of junction；One end of described first connecting rod is hinged with described first compact heap, the other end and described first Articulated element is hinged, and one end of described head rod is hinged with described first force piece, the other end and described second hinged structure Part is hinged.

Clamping device the most according to claim 3, it is characterised in that second drives assembly to include second connecting rod, the second company Extension bar, the second adaptor and the second force piece；

Described second adaptor include the 3rd articulated element be connected with described 3rd articulated element and be arranged side by side the 4th hinged Component and be arranged on described 3rd articulated element and the second Z axis swingle of described 4th articulated element junction；Described One end of two connecting rods is hinged with described second compact heap, and the other end is hinged with described 3rd articulated element, described second connecting rod One end hinged with described second force piece, the other end is hinged with described 4th articulated element.

Clamping device the most according to claim 3, it is characterised in that the described 3rd drives assembly to include third connecting rod and the Three force pieces, one end of described third connecting rod is hinged with described 3rd compact heap, and the other end is hinged with described 3rd force piece.

Clamping device the most according to any one of claim 1 to 6, it is characterised in that described resetting means includes having The housing of upwardly opening cavity, the reset thimble being slidedly arranged in described cavity and for making described reset thimble upwards reset The spring of movement；

Or, described resetting means includes that end face offers the mounting seat of mounting groove, jump ring and pressing plate, and jump ring includes a support Section, one from the upwardly extending stretch section of described supporting section, one from the described bandy segmental arc of stretch section camber with And for contact one, one treated that lock is paid workpiece and treats that lock is paid a workpiece and moved and make the elastically-deformable contact-segment of described stretch section described, Described contact-segment downwardly extends from described segmental arc, and the bottom of described contact-segment forms free end, and pressing plate is pressed on described Described jump ring is made to be fixed on described mounting seat in support section；

Or, described resetting means includes fixed support, the connecting shaft being installed on described fixed support, rotatable parts and bullet Spring；Described rotatable parts include being set in the articulated section in described connecting shaft and are connected with described articulated section and stretch out described fixing Stent outer is also used for abutting the contact site of workpiece bottom side；Described spring connects with described fixed support and described rotatable parts respectively Connect.

The most automatically wearing screw machine, including frame, described frame has an X-direction, a Y direction and a Z-direction, its feature Be, the lock also include the mounting bracket being slidably installed in described frame, being slidably installed in described mounting bracket pay device, be positioned at described Lock pay the clamping device according to any one of claim 1 to 6 below device, make described lock pair device along as described in X-axis side To the first driving means of movement and make the second driving means that described mounting bracket moves along described Y direction；

Described lock is paid device and is included main support, fixing be located on main support and treat that lock is paid screw rod and treats that lock pays nut also for placing Make the nut check mechanism of both deads in line, sliding is located on main support and is positioned at the screw rod above this nut check mechanism Turn mechanism and be installed on main support and can make screw rod to turn the elevating mechanism that mechanism moves up and down relative to main support；Screw rod Turn mechanism and there is the driver bit making to treat lock pair screw axis rotation, respectively position hole and respectively treat lock pair Kong Weijun and screwdriver cutter Head matches.

The most according to claim 8 automatically wear screw machine, it is characterised in that also include that being arranged on described lock pays device and institute Stating the pre-locking device of the bolt and nut between clamping device, the pre-locking device of described bolt and nut includes:

Pedestal, described pedestal includes that pre-lock section, the end face of described pre-lock section offer for treating on a vibrating disk that lock is paid nut and slipped into Guide-track groove, described guide-track groove runs through the two ends of described pre-lock section；

Location sensitive baffle plate, for controlling described vibrating disk quitting work with when nut touching paid by lock, described location sensitive Baffle plate is connected to one end of described pre-lock section and at least partly blocks described guide-track groove；And

Highly inductive switch, for treating that lock is paid screw rod and moved down described in stopping when screw rod touching paid by lock；

Described pre-lock section is provided with one between its bottom surface with the bottom surface of described guide-track groove and coordinates passage, described cooperation passage to be positioned at Connecting the one end having stated location sensitive baffle plate on described pre-lock section, described cooperation passage is formed on the bottom surface of described guide-track groove Have for treat lock pay screw rod bottom insert insert hole, described height inductive switch is at least partially disposed in described cooperation passage In.