Utility model content
The purpose of this utility model is to provide a kind of clamping mechanism being applicable to the CD line process equipment of high-speed rotation, to solve problems of the prior art.
To achieve these goals, the utility model discloses a kind of clamping mechanism, comprise the positioning seat for being fixedly connected on frame and be connected to the pull bar of described positioning seat rotationally; Be provided with for the folder cylinder of holding workpiece and the folder jacket casing for locking described folder cylinder on the upside of described pull bar; The external wall cross-section of described folder cylinder is rounded, and the outer wall of described folder cylinder increases downwards gradually; Described folder jacket casing is sheathed on described folder drum outer wall, and described pull bar is connected to described folder jacket casing and makes described folder jacket casing perseverance have the action trend of the described folder cylinder of clamping downwards.
The clamping mechanism that the utility model provides, the outer wall of folder cylinder in the conical surface shape increased gradually downwards, the folder jacket casing being sheathed on folder drum outer wall for locking clamp cylinder conical outer wall, when pressing from both sides jacket casing and being downward locking clamp cylinder, when press from both sides jacket casing upwards time release the lock folder cylinder; Pull bar is connected to folder jacket casing, and the gravity of pull bar self can be relied on to make to press from both sides the action trend that jacket casing perseverance has clamping folder cylinder downwards.Compared with prior art, the clamping mechanism that the utility model provides, do not adopt the mode holding workpiece of vacuum suction, but the mode of employing folder cylinder holding workpiece, folder jacket casing locking clamp cylinder realizes Workpiece fixing, avoid the hypodynamic problem of vacuum suction in prior art, and adopt the folder cylinder with conical outer wall and the folder jacket casing holding workpiece be sheathed on outside folder cylinder, and adopt and rely on the gravity of pull bar self to make to press from both sides the action trend that jacket casing perseverance has clamping folder cylinder downwards, this structure at High Rotation Speed to the stability that also can not affect Workpiece fixing.
Preferably, described clamping mechanism also comprises elastic component, and described elastic component is sheathed on described pull bar and makes described pull bar perseverance have the action trend moved down; The elastic force of elastic component, make pull bar perseverance have the action trend moved down, thus it is more reliable to the locking of pressing from both sides cylinder to make to press from both sides jacket casing.
Particularly, described pull bar comprises pull rod shaft and is sheathed on the pull bar axle sleeve outside described pull rod shaft; Described pull bar is plugged in described positioning seat, and described pull bar axle sleeve is fixedly connected on described folder cylinder, described pull bar is fixedly connected on described folder jacket casing; Described pull bar axle sleeve is stretched out in the lower end of described pull rod shaft, and the lower end of described pull rod shaft is fixedly installed positioning piece; Described elastic component is socketed on described pull rod shaft, and described elastic component is arranged between described pull bar axle sleeve and described keeper.
Particularly, the upper end of described pull rod shaft is positioned at inside described folder cylinder; Described folder cylinder sidewall offers escape groove, is fixedly connected with described folder jacket casing for described pull rod shaft.
Preferably, described folder cylinder comprises the gripper jaw of some opening upwards, and described folder jacket casing is sheathed on some described gripper jaw outer walls, and makes some described gripper jaw perseverances have action trend close to each other.
Particularly, be provided with the driving seat being connected to described pull bar below described positioning seat, described driving seat is used for connecting power device and rotates to drive described pull bar.
Preferably, described clamping mechanism also comprises ejector, and described ejector is arranged at below described pull bar, moves up for pull bar described in ejection, to realize pressing from both sides cylinder described in described folder jacket casing release the lock.
Particularly, described ejector is ejection cylinder.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
As shown in Figure 1, the clamping mechanism 200 that the utility model provides, comprises for being fixedly connected on the positioning seat 240 of frame 100 and being connected to the pull bar 230 of positioning seat 240 rotationally; The folder cylinder 210 for holding workpiece and the folder jacket casing 220 for locking clamp cylinder 210 is provided with on the upside of pull bar 230; The external wall cross-section of folder cylinder 210 is rounded, and the outer wall of folder cylinder 210 increases downwards gradually; Folder jacket casing 220 is sheathed on folder cylinder 210 outer wall, and pull bar 230 is connected to folder jacket casing 220 and makes to press from both sides the action trend that jacket casing 220 perseverance has clamping folder cylinder 210 downwards.Shown in composition graphs 2-Fig. 3, more specifically:
CD line process equipment is used for carrying out the processing of CD line to workpiece, and power set 300 and the driving of the clamping mechanism 200 that it comprises frame 100, the utility model provides, driving clamping mechanism 200 high-speed rotation carry out the cutter shaft mechanism 400 of CD line processing to the workpiece that clamping mechanism 200 clamps.Wherein, clamping mechanism 200 is connected to frame 100 rotationally, and power set 300 are fixedly connected on frame 100, and the output of power set 300 drives clamping mechanism 200 to rotate relative to frame 100; Cutter shaft mechanism 400 is arranged at the side of clamping mechanism 200, for carrying out the processing of CD line to the workpiece of clamping mechanism 200 clamping.
As shown in Figure 3, the clamping mechanism 200 that the utility model provides comprises folder cylinder 210, folder jacket casing 220, pull bar 230, positioning seat 240, drives seat 250 and elastic component 260.Wherein, positioning seat 240 is fixedly connected on frame 100, and positioning seat 240 has the sleeve joint hole 241 vertically run through; Pull bar 230 is plugged in sleeve joint hole 241, and by the bearing part 242 be fixedly installed in sleeve joint hole 241, pull bar 230 can be rotated by relative positioning seat 240; Folder cylinder 210 is positioned at the top of positioning seat 240, and the external wall cross-section of folder cylinder 210 is rounded, and the outer wall of folder cylinder 210 increases downwards gradually; Folder jacket casing 220 is sheathed on folder cylinder 210 outer wall, pull bar 230 upper end is stretched out the sleeve joint hole 241 of positioning seat 240 and is connected to folder jacket casing 220, and the gravity of pull bar 230 makes pull bar 230 and folder jacket casing 220 perseverance that is attached thereto have the action trend moved down, thus it is more reliable to make to press from both sides the locking of jacket casing 220 to folder cylinder 210; Be provided with the driving seat 250 being connected to pull bar 230 below positioning seat 240, drive seat 250 to rotate to drive pull bar 230 for connecting power device 300.
Refer to shown in Fig. 3-Fig. 4 again, the pull bar axle sleeve 232 that pull bar 230 comprises pull rod shaft 231 and is sheathed on outside pull rod shaft 231; Pull bar 230 is plugged in positioning seat 240, and pull bar axle sleeve 232 is fixedly connected on folder cylinder 210, pull bar 230 is fixedly connected on folder jacket casing 220; Pull bar axle sleeve 232 is stretched out in the lower end of pull rod shaft 231, and the lower end of pull rod shaft 231 is fixedly installed positioning piece 233; Elastic component 260 is socketed on pull rod shaft 231, and elastic component 260 is arranged between pull bar axle sleeve 232 and keeper 233.Particularly: pull bar axle sleeve 232 is in hollow cylindrical shape, and pull bar axle sleeve 232 is plugged in the sleeve joint hole 241 of positioning seat 240, and realize being rotatably connected of pull bar axle sleeve 232 and positioning seat 240 by the bearing part 242 be arranged in positioning seat 240; The upper end of pull bar axle sleeve 232 is fixedly connected on folder cylinder 210, with to pull bar axle sleeve 232 in vertical axes to positioning; Pull rod shaft 231 is plugged in pull bar axle sleeve 232, and the upper end of pull rod shaft 231 is stretched out pull bar axle sleeve 232 and is fixedly connected on folder jacket casing 220, and pull bar axle sleeve 232 is also stretched out in the lower end of pull rod shaft 231, a nut and the lower end of pull rod shaft 231 is threaded; Elastic component 260 is socketed in pull rod shaft 231, and between elastic component 260 lower end that is arranged in pull bar axle sleeve 232 and nut, the action trend that the elastic force of elastic component 260 makes pull rod shaft 231 and folder jacket casing 220 perseverance be fixedly connected with it have relative pull bar axle sleeve 232, positioning seat 240 and folder cylinder 210 to move down, perseverance has the folder jacket casing 220 of the action trend moved down can locking clamp cylinder 210, very reliable to guarantee the location of the workpiece pressed from both sides clamped by cylinder 210.
Further, the upper end of pull rod shaft 231 is positioned at inside folder cylinder 210; Folder cylinder 210 sidewall offers escape groove 211, is fixedly connected with folder jacket casing 220 for pull rod shaft 231.Particularly, consult shown in Fig. 1 and Fig. 2, folder cylinder 210 comprises the gripper jaw 212 of some opening upwards, and the outer wall that some described gripper jaws 212 enclose is a taper surface, and the inner side of some described gripper jaws 212 also surrounds in an inner chamber 210a; The upper end of pull rod shaft 231 is positioned at inside folder cylinder 210, that is, the upper end of pull rod shaft 231 is stretched out pull bar axle sleeve 232 and stretched among inner chamber 210a that some gripper jaws 212 surround; Gripper jaw 212 offering communication with cavity and extraneous escape groove 211, passing with the connector 234 being positioned at the folder jacket casing 220 pressed from both sides outside cylinder 210 for for connecting the pull rod shaft 231 be positioned at inside folder cylinder 210.
As shown in figures 1 and 3, drive seat 250 to be arranged at the below of positioning seat 240, and drive seat 250 to be socketed on the outside of pull bar axle sleeve 232, and drive seat 250 relative with pull bar axle sleeve 232 fixing.Drive the setting of seat 250, rotate to drive pull bar axle sleeve 232 for connecting power device 300, the rotation of pull bar axle sleeve 232 drives the folder cylinder 210 be fixedly connected with it to rotate, folder cylinder 210 is also by driving folder jacket casing 220 and pull rod shaft 231 synchronous axial system through the connector 234 of escape groove 211, thus while not affecting clamping mechanism 200 clamping effect, realize the quick rotation of clamping mechanism 200.
Refer to shown in Fig. 1-Fig. 3 again, clamping mechanism 200 also comprises ejector 270, and ejector 270 is arranged at below pull bar 230, moves up for ejection tie-bar 230, to realize folder jacket casing 220 release the lock folder cylinder 210.Particularly: in the present embodiment, ejector 270 is an ejection cylinder, and ejection cylinder is fixedly connected on frame 100, and stretching out of ejection cylinder is rectified pull rod shaft 231; When ejection cylinder operation, external part protrude upward, external part can ejection pull rod shaft 231 on the other side move up, now elastic component 260 compresses, presss from both sides jacket casing 220 and synchronously move up under the drive of connector 234, thus release is to the clamping of folder cylinder 210, some gripper jaws 212 are made to be in the state of relatively opening, to pick and place workpiece.
Be to be understood that, the vertical direction height of escape groove 211 should be greater than connector 234 in the height of vertical direction, and when press from both sides cylinder 210 be in by folder jacket casing 220 lock state time, certain headroom is still had between on the upside of the upside of connector 234 and the inwall of escape groove 211, thus when pull rod shaft 231 moves up, connector 234 relatively can press from both sides cylinder 210 and move up in escape groove 211, with drive folder jacket casing 220 move up release the lock folder cylinder 210.
Shown in composition graphs 1-Fig. 5 b, the course of work of the clamping mechanism 200 that the utility model provides is described in detail:
When clamping mechanism 200 is in the duty of holding workpiece, as shown in Figure 5 a, the elastic force of elastic component 260 makes pull rod shaft 231 perseverance have downward action trend, folder jacket casing 220 is under the drive of connector 234, by the action trend with locking folder cylinder 210 downwards permanent under the force action of the elastic force of the gravity of pull rod shaft 231 and elastic component 260, some gripper jaws 212 are made to draw close locking workpiece.
When needs release the lock workpiece so that when picking and placeing material, as shown in Figure 5 b, the external part of ejection cylinder protrudes upward ejection pull rod shaft 231 on the other side and moves up, now elastic component 260 compresses, presss from both sides jacket casing 220 and synchronously move up under the drive of connector 234, thus release is to the clamping of folder cylinder 210, makes some gripper jaws 212 be in the state of relatively opening.
The clamping mechanism 200 that the utility model provides, the outer wall of folder cylinder 210 is in the conical surface shape increased gradually downwards, the folder jacket casing 220 being sheathed on folder cylinder 210 outer wall for locking clamp cylinder 210 conical outer wall, when press from both sides jacket casing 220 downwards time locking clamp cylinder 210, when press from both sides jacket casing 220 upwards time release the lock folder cylinder 210; Pull rod shaft 231 is connected to folder jacket casing 220, and the gravity of pull rod shaft 231 self and the elastic force of elastic component 260 can be relied on to make to press from both sides the action trend that jacket casing 220 perseverance has clamping folder cylinder 210 downwards.Compared with prior art, the clamping mechanism 200 that the utility model provides, do not adopt the mode holding workpiece of vacuum suction, but adopt folder cylinder 210 holding workpiece, the mode of folder jacket casing 220 locking clamp cylinder 210 realizes Workpiece fixing, avoid the hypodynamic problem of vacuum suction in prior art, and adopt the folder cylinder 210 with conical outer wall and folder jacket casing 220 holding workpiece be sheathed on outside folder cylinder 210, and adopt the dependence gravity of pull bar 230 self and the elastic force of elastic component 260 to make to press from both sides the action trend that jacket casing 220 perseverance has clamping folder cylinder 210 downwards, this structure at High Rotation Speed to the stability that also can not affect Workpiece fixing.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.