Line cutting multifunctional magnetic-force anchor clamps
Technical field
The utility model relates to the employed clamping device of a kind of wire cutting machine tool, especially the workpiece of some volumes not too big (as the mould of plastics core) is added the multifunctional magnetic-force anchor clamps in man-hour.
Background technology
At present, the employed anchor clamps of wire cutting machine tool all are that screw, pressing plate and pincer-like fixture etc. utilize mechanical force to come workpiece is carried out the device of clamping mostly, this device that comes clamping by mechanical force, very inconvenience is more time-consuming to the clamping of some workpiece, require workpiece that the clamping amount will be arranged during to some clamping workpiece, even workpiece has no idea to process (as the die cavity push rod in the pen pen core mould when some workpiece carried out clamping, requiring push rod with a 3 to be processed into two thick radiuses of 1.1mm is the semicircle push rod of R1.5, push rod end face requirement conformal.The thick part of 0.8mm is a waste material in the middle of 3 push rods.Cause short circuit owing to can produce distortion, have no idea to process when carrying out clamping) with device by mechanical force with 3 push rod work in-processes.
Summary of the invention
The purpose of this utility model is to avoid coming by mechanical force the deficiency of clamping device, and provide a kind of dependence magnetic force that workpiece is carried out clamping, the die cavity push rod in the pen pen core mould can not only be processed, but also the line cutting multifunctional magnetic-force anchor clamps that satisfy multiple difformity workpiece clamping needs when processing can be and changed by the different combination of anchor clamps accessory
To achieve these goals, the utility model is by the following technical solutions:
A kind of line cutting multifunctional magnetic-force anchor clamps mainly are made up of magnetic force clamping part and anchor clamps standing part; Wherein:
Magnetic force clamping part mainly is by the magnetic force chuck, last location-plate, following location-plate, locating piece, parts such as brass sheet and Connection Block are formed, the screw hole of 8 M5 and the screw hole of 1 M4 are arranged on the end face of magnetic force chuck, wherein the screw hole of Nei Ce 4 M5 is used for fixing on the anchor clamps, following location-plate, the screw hole of 4 M5 in the outside is the locating piece that is used for fixing anchor clamps, the screw hole of 1 middle M4 partly is fixed on the anchor clamps clamping on the anchor clamps holder by jackscrew to be used, the keyway that also has a 3 * 3mm in the middle part of magnetic force chuck end face, its effect is to following location-plate guiding, can make down the gulde edge of location-plate keep substantially parallel, help faster with the workpiece centering with anchor clamps; Also have a dovetail groove on the magnetic force chuck, it is used for being connected with holder; In the side of magnetic force chuck a knob is arranged,, can make magnetic force chuck generation magnetic force or eliminate magnetic force by rotating it; A brass sheet is arranged between magnetic force chuck and Connection Block, and its effect is used for intercepting the magnetic line of force, and the magnetic line of force that can make the magnetic force chuck can be because of the Connection Block conducting, thereby the magnetic force of magnetic force chuck is weakened, and influences the clamping of anchor clamps to workpiece; When Connection Block being fixed on the magnetic force chuck, be with non-magnetic stainless screw and pin; Two orthogonal dovetail grooves are arranged on Connection Block, be used for being connected with holder, they can make anchor clamps magnetic force clamping partly vertically revolve and turn 90 degrees; Anchor clamps magnetic force clamping comprises also that partly upper and lower location-plate and locating piece, locating piece are used for making to the workpiece location, can select different wedge angles to come also different shapes can be arranged according to different workpiece to the workpiece location according to different workpiece; There is the slotted hole of two the band back of the body platforms inboard of location-plate on the anchor clamps, be used for last location-plate is fixed on the magnetic force chuck and use, two slotted holes in the outside are to the screw of the stationary positioned piece usefulness of stepping down, the lower limb of last location-plate has a brass rod, be to be used for preventing that the magnetic line of force from directly weaken the magnetic force of magnetic force chuck by upper and lower location-plate conducting, thereby influence is to the clamping of workpiece, the main effect of last location-plate is to be used for protecting the magnetic force chuck, because the magnetic force chuck does not quench, the surface scratches easily; The slotted holes that two band back of the body platforms are also arranged on the location-plate under the anchor clamps are used for location-plate down is fixed on and use on the magnetic force chuck, and its pitch-row equates with the pitch-row that inboard two bands of last location-plate are carried on the back the slotted hole of platforms, helps the exchange of upper and lower location-plate position like this; On the location-plate two gulde edges are being arranged down, be used for supporting workpiece and to workpiece location usefulness, the groove that a 3 * 2mm is arranged behind at following location-plate, be used for fixing feather key, the keyway of 3 * 3mm by feather key and the magnetic force chuck end face middle part incompatible location-plate guiding down of giving that matches, make down the gulde edge of location-plate keep substantially parallel with anchor clamps, help faster with the workpiece centering; The size of convex width will equate on the thin and thick size of last location-plate and the following location-plate, perpendicularity in the time of could guaranteeing clamping workpiece like this, the height dimension of following location-plate convex is less than 1.5mm, if the size of following location-plate convex height is bigger, can influence the stability of anchor clamps to clamping workpiece, the main effect of following location-plate is used for supporting workpiece and locate to workpiece; Upper and lower location-plate can have different patterns according to different workpiece, also different combinations can be arranged according to different workpiece; Because the fixing hole of upper and lower location-plate is a slotted hole, so can open or closure according to the needs of clamping workpiece between the upper and lower location-plate, following location-plate can also have different shapes according to different workpiece.These anchor clamps can also match with some auxiliary clamps, thereby can finish more processing tasks.
The anchor clamps standing part is the holder of anchor clamps, and the circular hole of the two sides band back of the body platform of 1 8.5 is arranged on holder, is to be used for anchor clamps are fixed on the lathe, and can comes the depth of parallelism of anchor clamps is regulated by 4 jackscrews; The upper and lower surfaces of holder can be used for fixing clamping when datum level, at the front end of holder a dovetail are arranged, and it is used for partly being connected with the anchor clamps clamping.The use that can match with the 3R anchor clamps of this holder also can directly be fixed on the platen.
Owing to adopt technique scheme, the utlity model has following advantage and effect:
The utility model anchor clamps adopt the magnetic force clamping, only need rotation one lower knob, just can finish clamping to workpiece, convenient and swift, therefore the speed of clamping is very fast, especially concerning a plurality of identical workpiece (as the mold cores of multi-cavity), except carrying out the centering to unit one, other workpiece directly clamping is processed, the clamping time of each workpiece generally only needed just can finish for tens seconds, the workpiece quantity that machining shape is identical is many more, and these characteristics of these anchor clamps timesaving are just outstanding more.Because anchor clamps are to adopt the magnetic force clamping, workpiece needn't specially stay the clamping amount before processing, so saving material than the anchor clamps that come clamping by mechanical force in some cases.Because the location datum level of anchor clamps has magnetic force, it is attractive to workpiece therefore to locate datum level, makes workpiece and to locate contacting of datum level more real, and positioning accuracy is than coming the anchor clamps of clamping high relatively by mechanical force.These anchor clamps can also satisfy different workpieces and add the clamping needs in man-hour by the various combination and the variation of upper and lower location-plate and other anchor clamps accessory.
Description of drawings
Fig. 1 is the installation diagram of the utility model when matching with 3R anchor clamps crossbeam, and Fig. 1 a is a front view, and Fig. 1 b is a left view, and Fig. 1 c is a vertical view.
Fig. 2 is the magnetic force clamping part schematic diagram after the utility model removes upper and lower location-plate and locating piece, and Fig. 2 a is a front view, and Fig. 2 b is a left view, and Fig. 2 c is a vertical view, and Fig. 2 d is a right view.
Fig. 3 a is the location-plate schematic diagram of going up of the present utility model.
Fig. 3 b is a location-plate schematic diagram down of the present utility model.
Fig. 4 a and Fig. 4 b are the difform location-plate schematic diagram of going up of the utility model.
Fig. 4 c, Fig. 4 d, Fig. 4 e and Fig. 4 f are location-plate schematic diagram under the difformity of the present utility model.
Fig. 5 is a holder schematic diagram of the present utility model, and Fig. 5 a is a front view, and Fig. 5 b is a vertical view.
Fig. 6 is auxiliary clamp 1 view of the present utility model, and Fig. 6 a is a front view, and Fig. 6 b is a left view.
Fig. 7 is auxiliary clamp of the present utility model 2 installation diagram when matching with these anchor clamps, and Fig. 7 a is a front view, and Fig. 7 b is a left view, and Fig. 7 c is a vertical view.
Fig. 8 is a processing and implementation example of the present utility model, and Fig. 8 a is a front view, and Fig. 8 b is a vertical view.
Figure 9 shows that a line cutting drawing of wanting the processed mould core, Fig. 9 a is a front view, and Fig. 9 b is a left view, and Fig. 9 c is a vertical view.
Figure 10 is for coming the curve shape clamping method of Fig. 9 a front view in the clamping workpiece processing line cutting drawing with these anchor clamps.
The second kind processing method of Figure 11 for coming the curve shape of Fig. 9 a front view in the clamping workpiece processing line cutting drawing with these anchor clamps.
Figure 12 the third processing method for coming the curve shape of Fig. 9 a front view in the clamping workpiece processing line cutting drawing with these anchor clamps.
Figure 13 is for coming the workpiece shape schematic diagram of Fig. 9 b left view in the clamping workpiece processing line cutting drawing with these anchor clamps.
Figure 14 is the installation way of being taked in the time of will adding two square jogger hole A holes and B hole on workpiece,
Clamping method when Figure 15 shows that with the utility model processing round piece.
Among the figure: location-plate, 7-magnetic force chuck, the last location-plate of 8-, 9-M4 jackscrew, 10-M 8 jackscrews, 11-locating piece, 12-3R anchor clamps crossbeam, 13-holder under 1-feather key, 2-M5 flat head screw, 3-knob, 4-brass sheet, 5-Connection Block, the 6-.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
A kind of line cutting multifunctional magnetic-force anchor clamps mainly are made up of magnetic force clamping part and anchor clamps standing part; Wherein:
Magnetic force clamping part mainly is by magnetic force chuck 7, last location-plate 8, following location-plate 6, locating piece 11, parts such as brass sheet 4 and Connection Block 5 are formed, the screw hole of 8 M5 and the screw hole of 1 M4 are arranged on the end face of magnetic force chuck 7, wherein the screw hole of Nei Ce 4 M5 is used for fixing on the anchor clamps, following location-plate 8,6, the screw hole of 4 M5 in the outside is the locating piece 11 that is used for fixing anchor clamps, the screw hole of 1 middle M4 partly is fixed on the anchor clamps clamping on the anchor clamps holder 13 by jackscrew 9 to be used, the keyway that also has a 3 * 3mm in the middle part of magnetic force chuck 7 end faces, its effect is to following location-plate 6 guiding, can make down the gulde edge of location-plate 6 keep substantially parallel, help faster with the workpiece centering with anchor clamps; Also have a dovetail groove on magnetic force chuck 7, it is used for being connected with holder 13; In the side of magnetic force chuck 7 knob 3 is arranged,, can make magnetic force chuck 7 produce magnetic force or eliminate magnetic force by rotating it; A brass sheet 4 is arranged between magnetic force chuck 7 and Connection Block 5, and its effect is used for intercepting the magnetic line of force, and the magnetic line of force that can make magnetic force chuck 7 can be because of Connection Block 5 conductings, thereby the magnetic force of magnetic force chuck 7 is weakened, and influence the clamping of anchor clamps to workpiece; When being fixed on Connection Block 5 on the magnetic force chuck 7, be with non-magnetic stainless screw and pin; Two orthogonal dovetail grooves are arranged on Connection Block 5, be used for being connected with holder 13, they can make anchor clamps magnetic force clamping partly vertically revolve and turn 90 degrees; Anchor clamps magnetic force clamping comprises also that partly upper and lower location-plate 8,6 and locating piece 11, locating piece 11 are used for making to the workpiece location, can select different wedge angles to come also different shapes can be arranged according to different workpiece to the workpiece location according to different workpiece; There is the slotted hole of two the band back of the body platforms inboard of location-plate 8 on the anchor clamps, be used for last location-plate 8 is fixed on the magnetic force chuck 7 and use, two slotted holes in the outside are to the screw of stationary positioned piece 11 usefulness of stepping down, the lower limb of last location-plate 8 has a brass rod d, be to be used for preventing that the magnetic line of force from directly weaken the magnetic force of magnetic force chuck 7 by upper and lower location-plate 8,6 conductings, thereby influence is to the clamping of workpiece, the main effect of last location-plate 8 is to be used for protecting magnetic force chuck 7, because magnetic force chuck 7 does not quench, the surface scratches easily; The slotted hole that two band back of the body platforms are also arranged on the location-plate 6 under the anchor clamps, also be used for using on the magnetic force chuck 7 with descending location-plate 6 to be fixed on, its pitch-row equates with the pitch-row of the slotted hole of last location-plate 8 inboard two band back of the body platforms, helps the exchange of upper and lower location-plate 8,6 positions like this; On the location-plate 6 two gulde edge c are being arranged down, be used for supporting workpiece and to workpiece location usefulness, the groove that a 3 * 2mm is arranged behind at following location-plate 6, be used for fixing feather key 1,3 * 3mm keyway by feather key 1 and magnetic force chuck 7 end face middle parts matches incompatible to following location-plate 6 guiding, make down the gulde edge c of location-plate 6 keep substantially parallel with anchor clamps, help faster with the workpiece centering; The size a of convex width will equate on the thin and thick size a of last location-plate 8 and the following location-plate 6, perpendicularity in the time of could guaranteeing clamping workpiece like this, the height dimension b of following location-plate 6 convexes is less than 1.5mm, if the size of following location-plate 6 convex height is bigger, can influence the stability of anchor clamps to clamping workpiece, the main effect of following location-plate 6 is used for supporting workpiece and locate to workpiece; Upper and lower location-plate 8,6 can have different patterns according to different workpiece, also different combinations can be arranged according to different workpiece; Because the fixing hole of upper and lower location-plate 8,6 is slotted holes, so can open or closure according to the needs of clamping workpiece between the upper and lower location-plate 8,6, following location-plate 6 can also have different shapes according to different workpiece.These anchor clamps can also match with some auxiliary clamps, thereby can finish more processing tasks.
The anchor clamps standing part is the holder 13 of anchor clamps, and the circular hole of the two sides band back of the body platform of 1 8.5 is arranged on holder 13, is to be used for anchor clamps are fixed on the lathe, and can comes the depth of parallelism of anchor clamps is regulated by 4 jackscrews; The upper and lower surfaces of holder 13 can be used for fixing clamping when datum level, at the front end of holder 13 dovetail are arranged, and it is used for partly being connected with the anchor clamps clamping.The use that can match with 3R anchor clamps 12 of this holder also can directly be fixed on the platen.
Figure 6 shows that it is auxiliary clamp 1 of the present utility model, utilize this auxiliary clamp and this magnetic fixture to match to process to require the perpendicular square cross in adjacent both sides as mould side's push rod and so on.
Figure 7 shows that it is auxiliary clamp of the present utility model 2 installation diagram when matching with these anchor clamps, this auxiliary clamp is placed between the magnetic force clamping part and holder of these anchor clamps, the magnetic force clamping of anchor clamps is partly rotated a certain angle, thereby can process the workpiece shape portion of the not high inclination of some required precisions, as Angle Pin hole on the mold cores slide block etc.Among the figure: 1 '-mandrel 1,2 '-accessory 1,3 '-mandrel 2,4 '-accessory 2.
Figure 8 shows that it is the semicircle push rod of R1.5 that push rod with a 3 is processed into two thick radiuses of 1.1mm, the push rod end face requires conformal.The thick part of 0.8mm is a waste material in the middle of 3 push rods.Add the semicircle push rod that processes earlier man-hour by the anchor clamps outside, then at the semicircle push rod that processes by the anchor clamps inboard.What location-plate adopted is to go up location-plate a and following location-plate d combination, and location-plate d locatees for 3 push rods with gulde edge down down.
Figure 9 shows that the line cutting drawing of mold cores, the first step of processing at first cuts out the workpiece shape of Fig. 9 c vertical view in the workpiece alignment cutting drawing on a square stock.
Figure 10 shows that second step of processing, come the curve shape of Fig. 9 a front view in the clamping workpiece processing line cutting drawing with these anchor clamps.The C that sets up an office behind the workpiece centering is (0,0) point, and wire electrode switches to a B from an A, and what location-plate adopted is to go up location-plate a and following location-plate f combination.This installation way is first kind of processing method.
Figure 11 shows that second step of processing, second kind of processing method of coming the curve shape of Fig. 9 a front view in the clamping workpiece processing line cutting drawing with these anchor clamps.The C that sets up an office behind the workpiece centering is (0,0) point, and wire electrode switches to a B from an A, and what location-plate adopted is to go up location-plate a and following location-plate c combination.
Figure 12 shows that second step of processing, the third processing method of coming the curve shape of Fig. 9 a front view in the clamping workpiece processing line cutting drawing with these anchor clamps.The C that sets up an office behind the workpiece centering is (0,0) point, and wire electrode switches to a B from an A, and what location-plate adopted is to go up location-plate b and following location-plate e combination, and one 90 degree of magnetic force chuck rotation is carried out clamping to workpiece.Select which kind of method to decide as the case may be, see which kind of method which kind of method clamping more just selects.
Figure 13 shows that the 3rd step of processing, with the workpiece shape that these anchor clamps come Fig. 9 b left view in the clamping workpiece processing line cutting drawing, the C that sets up an office behind the workpiece centering is (0,0) point, wire electrode switches to a B from an A, and what location-plate adopted is to go up location-plate a and following location-plate f combination.
Figure 14 shows that the installation way of being taked in the time of on workpiece, to add two square jogger hole A holes and B hole, the C that sets up an office behind the workpiece centering is (0,0) point, what location-plate adopted is to go up location-plate a and the combined installation way of following location-plate f, and following location-plate f locatees to workpiece with following gulde edge, draw back the gap between last location-plate and the following location-plate, so that give the back of the body platform slot milling of workpiece.So just two square jogger holes can have been processed directly.
Figure 15 shows that when running into round piece, can use location-plate a and following location-plate c combined, when location-plate c adopts the inclined-plane to come the positioning round workpiece instantly, shown in Figure 15 a, anchor clamps can the bigger round piece of clamping, when location-plate c adopts and to face the positioning round workpiece directly instantly, shown in Figure 15 b, these anchor clamps can by round-about way find out the cylindrical d2 of workpiece the center of circle (when the cylindrical d3 of workpiece back of the body platform do not carry out fine finishining or during with the cylindrical d2 decentraction of workpiece).
By top introduction, these anchor clamps are by the different combination of anchor clamps accessory with change multiple installation way can be arranged as can be seen, when workpiece being carried out clamping with these anchor clamps, note following some:
1) workpiece is essential can magnetic conduction.
2) location-plate 8 or when down location-plate 6 is fixed on the magnetic force chuck 7 will be gone up, brass on the magnetic force chuck end face can not be crossed every tape.
3) to make during clamping workpiece will go up the magnetic force line conduction of location-plate 8 and following location-plate 6.
4) the fixing flat head screw 2 of going up location-plate is not higher than the plane of location-plate 8, in order to avoid influence the depth of parallelism of workpiece and the stability of clamping.
5) distance of the application point of 8,6 pairs of power that workpiece applies of upper and lower two location-plates wants far away, can make the suffered moment of workpiece bigger like this, increases the stability of clamping workpiece.