CN109632430B - Dumbbell sample preparation equipment for cable insulating layer - Google Patents
Dumbbell sample preparation equipment for cable insulating layer Download PDFInfo
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- CN109632430B CN109632430B CN201910096986.XA CN201910096986A CN109632430B CN 109632430 B CN109632430 B CN 109632430B CN 201910096986 A CN201910096986 A CN 201910096986A CN 109632430 B CN109632430 B CN 109632430B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 99
- 238000004080 punching Methods 0.000 claims description 26
- 238000009413 insulation Methods 0.000 claims description 18
- 238000005520 cutting process Methods 0.000 claims description 16
- 230000001360 synchronised effect Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000003993 interaction Effects 0.000 claims description 7
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
Abstract
The invention relates to the technical field of cable sample preparation equipment, in particular to cable insulating layer dumbbell sample preparation equipment which comprises a workbench, a frame, a first linear driving device, a clamping mechanism, a chipping mechanism, a second linear driving device, a stamping mechanism and a controller.
Description
Technical Field
The invention relates to the technical field of cable sample preparation equipment, in particular to cable insulating layer dumbbell sample preparation equipment.
Background
The performance detection of the insulating layer of the power cable is a comparison item for detecting the materials of the national power grid. The invention aims to design a sample preparation device for a cable insulating layer, which can rapidly and automatically prepare the dumbbell-shaped sample from the cable insulating layer.
At present, the dumbbell sample preparation equipment for the cable insulating layer in the market is manual, and the equipment is composed of two devices so as to realize two key procedures in the sample preparation process: one is an insulating layer chipping device and the other is a punching device. In the sample preparation process, the cable core is clamped on the chipping device, and the chipping process is realized on the cable insulating layer so as to expose the insulating layer in the middle of the cable; and then, punching the insulating layer into a certain shape by adopting a punching device, and chipping to realize the falling of a punched sample, thereby finally obtaining the dumbbell-shaped sample meeting the test requirement.
The prior art adopts full manual preparation, needs to carry out processes such as chipping, tailorring, and is consuming time, laborious to chipper on the market causes the uneven shortcoming of section thickness easily, influences sample precision, and current sample preparation equipment different processes need different equipment to accomplish moreover, and equipment and accessory are more, are unfavorable for equipment management.
Chinese patent CN106079208A discloses a dumbbell device is prepared fast to cable insulation, including the punch press body, the punch press body includes frame and drive division, is equipped with the base of fixed cable insulation in the frame, is connected with the punching press head on the drive division, and the punching press head forms the sample board on cable insulation, and the sample board is dumbbell-shaped setting.
According to the device disclosed by the patent, the stamping of the cable insulation material is realized through the stamping head connected with the driving part of the punch body, the rapid stamping of the cable insulation material is realized by utilizing the impact force generated by the punch, so that the cable insulation material is stamped to form the sample plate with the dumbbell-shaped cross section, the operation performance is reliable and safe, the production is automatic, the labor is saved, the efficiency is high, and the stamped sample plate has stable precision; the fixing of the cable insulating material is realized through the base, so that the stability of the cable insulating material caused by stamping is effectively ensured, the sliding of the cable insulating material is prevented, and the stamping efficiency is improved; however, the cut dumbbell-shaped sample can be used only by further cutting into slices, and has low efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the dumbbell sample preparation equipment for the cable insulating layer, which has high sample preparation efficiency, reduces the labor intensity of detection personnel and improves the quality level of samples.
The invention discloses a dumbbell sample preparation device for a cable insulating layer, which comprises a workbench, a frame, a first linear driving device, a clamping mechanism, a chipping mechanism, a second linear driving device, a punching mechanism and a controller, wherein the frame is slidably arranged on the workbench, the clamping mechanism is fixedly arranged above the workbench, the first linear driving device is fixedly arranged below the workbench, the output direction of the first linear driving device is horizontally arranged towards the clamping mechanism, the frame is fixedly connected with the working end of the first linear driving device, the second linear driving device is fixedly arranged on one side of the frame towards the clamping mechanism, the output direction of the second linear driving device is vertically arranged, the chipping mechanism is fixedly arranged at the working end of the second linear driving device and faces the clamping mechanism, the punching mechanism is fixedly arranged at the top end of the frame, and the first linear driving device, the second linear driving device and the punching mechanism are electrically connected with the controller.
Preferably, the frame comprises a pair of transverse plates and a pair of vertical plates, the pair of vertical plates are vertically arranged and parallel to each other, the pair of transverse plates are respectively arranged at the top end and the bottom end of the vertical plates, two ends of the transverse plates are fixedly connected with the vertical plates, and the second linear driving device and the stamping mechanism are fixedly connected with the transverse plates positioned at the top ends of the vertical plates.
Preferably, the vertical plate vertically penetrates through the workbench, a slot which is in clearance fit with the vertical plate and is parallel to the output direction of the first linear driving device is formed in the workbench, a sliding rail which is arranged in parallel with the slot is arranged at the bottom end of the workbench, the rack further comprises sliding blocks, the sliding blocks are fixedly arranged at two sides of the transverse plate positioned at the bottom end of the vertical plate, and the sliding blocks are in sliding connection with the sliding rail;
the first linear driving device comprises a first servo motor and a first ball screw sliding table, wherein the first servo motor and the first ball screw sliding table are fixedly arranged at the bottom end of the workbench, the output direction of the first ball screw sliding table is parallel to the slotting, a transverse plate positioned at the bottom end of the vertical plate is fixedly connected with the working end of the first ball screw sliding table, and the output shaft of the first servo motor is in transmission connection with a screw rotating shaft of the first ball screw sliding table through a synchronous belt.
Preferably, the clamping mechanism comprises a dovetail groove vice, a driving wheel and a rotary driving device, wherein the dovetail groove vice is fixedly arranged above the workbench, the clamping direction of the dovetail groove vice is perpendicular to the output direction of the first linear driving device, the driving wheel is fixedly arranged on a screw rod of the dovetail groove vice, the rotary driving device is fixedly arranged at the bottom end of the workbench, and an output shaft of the rotary driving device is in transmission connection with the driving wheel through a synchronous belt.
Preferably, the chipping mechanism comprises a chipping tool rest and a chipping blade, wherein the chipping tool rest is fixedly arranged at the working end of the second linear driving device, the chipping blade is horizontally arranged and detachably arranged on the chipping tool rest, the suspension end of the chipping blade is provided with a cutting edge, and the acute angle of the cutting edge is upwards arranged.
Preferably, the chipping mechanism further comprises a laser ranging sensor, the laser ranging sensor is fixedly arranged on the chipping tool rest, the laser ranging sensor is arranged beside the chipping blade, the working end of the laser ranging sensor is horizontally arranged towards the clamping mechanism, and the laser ranging sensor is electrically connected with the controller.
Preferably, the second linear driving device comprises a second servo motor and a second ball screw sliding table, the second servo motor is fixedly arranged at the top end of the frame, the second ball screw sliding table is fixedly arranged at one side of the frame facing the clamping mechanism, the output direction of the second ball screw sliding table is vertically arranged, the output shaft of the second servo motor is in transmission connection with a screw rod rotating shaft of the second ball screw sliding table through a synchronous belt, and the chipping mechanism is fixedly arranged at the working end of the second ball screw sliding table.
Preferably, the stamping mechanism comprises a third linear driving device, a blanking cutter and a guiding mechanism, wherein the third linear driving device is fixedly arranged at the top end of the frame, the working end of the third linear driving device is vertically downwards arranged and penetrates through the top plate of the frame, the blanking cutter is fixedly arranged at the working end of the third linear driving device, the fixed end of the guiding mechanism is fixedly arranged at the top end of the frame, and the movable end of the guiding mechanism is vertically arranged and fixedly connected with the blanking cutter.
Preferably, the blanking cutter comprises a blanking cutter frame, blanking blades and a proximity sensor, wherein the blanking cutter frame is fixedly arranged at the working end of the third linear driving device, the blanking blades are detachably arranged at the bottom end of the blanking cutter frame, the proximity sensor is embedded between the blanking blades, and the third linear driving device and the proximity sensor are electrically connected with the controller.
Preferably, the system further comprises a man-machine interaction interface, wherein the man-machine interaction interface is electrically connected with the controller.
The beneficial effects are that:
the cable is placed on the dovetail groove bench clamp by a worker, the rotary driving device works to drive the driving wheel to rotate through the synchronous belt, and the driving wheel drives the screw rod of the dovetail groove bench clamp to synchronously rotate, so that the dovetail groove bench clamp clamps and clamps the cable;
then the second servo motor works and drives a screw rod of a second ball screw sliding table to rotate through a synchronous belt, the working end of the second ball screw sliding table drives a chipping tool rest to descend, a distance between a chipping blade and a cable is measured through a laser ranging sensor, then the chipping blade is controlled to descend to a proper position through a controller, then a first linear driving device drives a rack to advance towards a clamping mechanism, and the chipping blade peels off the surface of the cable, so that an insulating layer of the cable is exposed;
then the first linear driving device drives the rack to move so that the stamping mechanism moves right above the cable, the third linear driving device drives the blanking cutter to descend, the distance between the blanking blade and the cable is measured through the proximity sensor, the third linear driving device is controlled to descend to a proper height, the blanking blade can be used for blanking the dumbbell-shaped opening of the insulating layer of the cable, meanwhile, the blanking cutter cannot contact with the conductor part of the cable, and the blanked sample is not separated from the parent body of the insulating layer of the cable;
and then the chipping mechanism cuts the blanked cable insulation layer, so that the dumbbell-shaped insulation layer sheet is obtained.
1. The sample preparation efficiency is high;
2. the labor intensity of detection personnel is reduced;
3. improving the quality level of the sample.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a left side view of an embodiment;
FIG. 2 is a right side view of the embodiment;
FIG. 3 is a perspective view of a clamping mechanism of an embodiment;
FIG. 4 is a front view of an embodiment;
FIG. 5 is a perspective view of an embodiment;
reference numerals illustrate:
the cutting machine comprises a workbench 1, a slot 1a, a sliding rail 1b, a frame 2, a transverse plate 2a, a vertical plate 2b, a sliding block 2c, a first linear driving device 3, a first servo motor 3a, a first ball screw sliding table 3b, a clamping mechanism 4, a dovetail groove bench clamp 4a, a driving wheel 4b, a rotary driving device 4c, a cutting mechanism 5, a cutting tool rest 5a, a cutting blade 5b, a laser ranging sensor 5c, a second linear driving device 6, a second servo motor 6a, a second ball screw sliding table 6b, a punching mechanism 7, a third linear driving device 7a, a punching tool 7b, a punching tool rest 7b1, a punching blade 7b2, a proximity sensor 7b3 and a guiding mechanism 7c.
Detailed Description
Various embodiments of the invention are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the invention. That is, in some embodiments of the invention, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Referring to fig. 1 to 5, a sample preparation device for dumbbell sample with cable insulation layer includes a workbench 1, a frame 2, a first linear driving device 3, a clamping mechanism 4, a chipping mechanism 5, a second linear driving device 6, a punching mechanism 7 and a controller, wherein the frame 2 is slidably installed on the workbench 1, the clamping mechanism 4 is fixedly installed above the workbench 1, the first linear driving device 3 is fixedly installed below the workbench 1, the output direction of the first linear driving device 3 is horizontally arranged towards the clamping mechanism 4, the frame 2 is fixedly connected with the working end of the first linear driving device 3, the second linear driving device 6 is fixedly installed on one side of the frame 2 facing the clamping mechanism 4, the output direction of the second linear driving device 6 is vertically arranged, the chipping mechanism 5 is fixedly installed at the working end of the second linear driving device 6 and the chipping mechanism 5 is arranged towards the clamping mechanism 4, the punching mechanism 7 is fixedly installed at the top end of the frame 2, and the first linear driving device 3, the second linear driving device 6 and the punching mechanism 7 are electrically connected with the controller.
The cable is placed on the clamping mechanism 4 by a worker, the cable is clamped and clamped through the clamping mechanism 4, then the frame 2 is driven by the first linear driving device 3 to move towards the clamping mechanism 4, the cutting mechanism 5 is driven by the second linear driving device 6 to move downwards to the upper side of the cable, then the frame 2 is driven by the first linear driving device 3 to reciprocate linearly, so that the surface of the cable can be cut by the cutting mechanism 5, the insulating layer of the cable is exposed by the cutting mechanism 5 which is driven by the second linear driving device 6 to descend gradually, then the insulating layer of the cable can be cut by the cutting mechanism 5, the frame 2 is driven by the first linear driving device 3 to move forwards, the stamping mechanism 7 is driven by the stamping mechanism 7 to punch a dumbbell-shaped knife edge of the insulating layer of the cable, and then the dumbbell-shaped insulating layer of the cable is cut by the cutting mechanism 5, so that a dumbbell-shaped insulating layer sheet is obtained;
the controller comprises a CPU component, a DIO component and an AIO component, wherein the CPU component is a platform DVP12SA211T, the DIO component is a platform DVP16SP11T, the AIO component is a platform DVP06XA-S, and the work of the first linear driving device 3, the second linear driving device 6 and the punching mechanism 7 is controlled by the controller.
The frame 2 comprises a pair of transverse plates 2a and a pair of vertical plates 2b, the vertical plates 2b are vertically arranged and parallel to each other, the transverse plates 2a are respectively arranged at the top end and the bottom end of the vertical plates 2b, two ends of the transverse plates 2a are fixedly connected with the vertical plates 2b, and the second linear driving device 6 and the stamping mechanism 7 are fixedly connected with the transverse plates 2a positioned at the top ends of the vertical plates 2 b.
The frame 2 is combined into a rectangular frame by the transverse plate 2a and the vertical plate 2b, and is used for supporting the weight of the second linear driving device 6 and the stamping mechanism 7, and when the first linear driving device 3 drives the frame 2 to move, the chipping mechanism 5, the second linear driving device 6 and the stamping mechanism 7 also move.
The vertical plate 2b vertically penetrates through the workbench 1, a slot 1a which is in clearance fit with the vertical plate 2b and is parallel to the output direction of the first linear driving device 3 is arranged on the workbench 1, a sliding rail 1b which is arranged in parallel with the slot 1a is arranged at the bottom end of the workbench 1, the rack 2 further comprises a sliding block 2c, the sliding block 2c is fixedly arranged at two sides of the transverse plate 2a positioned at the bottom end of the vertical plate 2b, and the sliding block 2c is in sliding connection with the sliding rail 1 b;
the first linear driving device 3 comprises a first servo motor 3a and a first ball screw sliding table 3b, wherein the first servo motor 3a and the first ball screw sliding table 3b are fixedly arranged at the bottom end of the workbench 1, the output direction of the first ball screw sliding table 3b is parallel to the slot 1a, a transverse plate 2a positioned at the bottom end of the vertical plate 2b is fixedly connected with the working end of the first ball screw sliding table 3b, and the output shaft of the first servo motor 3a is in transmission connection with a screw rotating shaft of the first ball screw sliding table 3b through a synchronous belt.
The frame 2 can slide on the workbench 1 towards the clamping mechanism 4 through the sliding of the sliding block 2c on the sliding rail 1b and the clearance fit between the slot 1a and the vertical plate 2 b; the first servo motor 3a works to drive the screw rod of the first ball screw sliding table 3b to rotate, so that the sliding block of the first ball screw sliding table 3b can drive the transverse plate 2a to move, and the rack 2 is driven to slide along the sliding rail 1 b.
The clamping mechanism 4 comprises a dovetail groove vice 4a, a driving wheel 4b and a rotary driving device 4c, wherein the dovetail groove vice 4a is fixedly arranged above the workbench 1, the clamping direction of the dovetail groove vice 4a is perpendicular to the output direction of the first linear driving device 3, the driving wheel 4b is fixedly arranged on a screw rod of the dovetail groove vice 4a, the rotary driving device 4c is fixedly arranged at the bottom end of the workbench 1, and an output shaft of the rotary driving device 4c is in transmission connection with the driving wheel 4b through a synchronous belt.
The dovetail groove bench clamp 4a clamps the cable longitudinally, so that the cable is axially arranged towards the chipping mechanism 5 and the stamping mechanism 7, the rotary driving device 4c works to drive the driving wheel 4b to rotate, and the driving wheel 4b drives the screw rod of the dovetail groove bench clamp 4a to rotate, so that the dovetail groove bench clamp 4a clamps and clamps the cable.
The chipping mechanism 5 comprises a chipping tool rest 5a and a chipping blade 5b, the chipping tool rest 5a is fixedly arranged at the working end of the second linear driving device 6, the chipping blade 5b is horizontally arranged and detachably arranged on the chipping tool rest 5a, the suspension end of the chipping blade 5b is provided with a cutting edge, and the acute angle of the cutting edge is upward.
The shaving mechanism 5 cuts the surface of the cable through the shaving blade 5b and the insulating layer is shaved into slices, and the shaving blade 5b can be detached so that workers can replace blades with different specifications according to the thickness of the cable.
The chipping mechanism 5 further comprises a laser ranging sensor 5c, the laser ranging sensor 5c is fixedly arranged on the chipping tool rest 5a, the laser ranging sensor 5c is arranged beside the chipping blade 5b, the working end of the laser ranging sensor 5c is horizontally arranged towards the clamping mechanism 4, and the laser ranging sensor 5c is electrically connected with the controller.
The laser ranging sensor 5C is a loose HG-C1030 laser ranging sensor, the laser ranging sensor 5C detects the distance from the cable and then sends a signal to the controller, and the controller sends a signal to the second linear driving device 6, so that the second linear driving device 6 drives the chipper blade holder 5a to descend to a proper height.
The second linear driving device 6 comprises a second servo motor 6a and a second ball screw sliding table 6b, the second servo motor 6a is fixedly arranged at the top end of the frame 2, the second ball screw sliding table 6b is fixedly arranged at one side of the frame 2 facing the clamping mechanism 4, the output direction of the second ball screw sliding table 6b is vertically arranged, the output shaft of the second servo motor 6a is in transmission connection with a screw rotating shaft of the second ball screw sliding table 6b through a synchronous belt, and the chipping mechanism 5 is fixedly arranged at the working end of the second ball screw sliding table 6 b.
The second servo motor 6a works to drive the screw of the second ball screw sliding table 6b to rotate, so that the chipping tool rest 5a mounted on the sliding block of the second ball screw sliding table 6b can vertically reciprocate.
The punching mechanism 7 comprises a third linear driving device 7a, a blanking cutter 7b and a guiding mechanism 7c, wherein the third linear driving device 7a is fixedly arranged at the top end of the frame 2, the working end of the third linear driving device 7a is vertically downwards arranged and penetrates through the top plate of the frame 2, the blanking cutter 7b is fixedly arranged at the working end of the third linear driving device 7a, the fixed end of the guiding mechanism 7c is fixedly arranged at the top end of the frame 2, and the movable end of the guiding mechanism 7c is vertically arranged and fixedly connected with the blanking cutter 7 b.
The third linear driving device 7a is an electric push rod, the guiding mechanism 7c comprises a guide pillar and a guide sleeve, the guide sleeve is fixedly arranged at the top end of the frame 2, the guide pillar is fixedly connected with the top end of the blanking cutter 7b, and the guiding mechanism 7c is used for limiting the moving direction of the blanking cutter 7b, so that the blanking cutter 7b can vertically reciprocate under the driving of the third linear driving device 7 a.
The blanking cutter 7b comprises a blanking cutter rest 7b1, blanking blades 7b2 and a proximity sensor 7b3, the blanking cutter rest 7b1 is fixedly arranged at the working end of the third linear driving device 7a, the blanking blades 7b2 are detachably arranged at the bottom end of the blanking cutter rest 7b1, the proximity sensor 7b3 is arranged between the blanking blades 7b2 in an embedded mode, and the third linear driving device 7a and the proximity sensor 7b3 are electrically connected with the controller.
The blanking blade 7b2 is a dumbbell-shaped blanking blade, the insulation layer of the cable can be cut into a dumbbell-shaped opening at one time, the blanking blade 7b2 can be detached, so that workers can replace blades of different types according to needs, the proximity sensor 7b3 is a proximity sensor of the Shenzhen machine M12x4, the proximity sensor 7b3 is used for detecting the distance between the blade and the insulation layer of the cable, the proximity sensor 7b3 sends a signal to the controller, the controller sends a signal to the third linear driving device 7a again, the descending height of the blanking cutter 7b is driven by the third linear driving device 7a, the blanking cutter 7b is guaranteed not to be in contact with a cable conductor part, and a blanked sample is not separated from a cable insulation layer matrix.
The system also comprises a man-machine interaction interface, wherein the man-machine interaction interface is electrically connected with the controller.
The staff operates the equipment through the man-machine interaction interface.
Working principle:
the cable is placed on the dovetail groove bench clamp 4a by a worker, the rotation driving device 4c drives the driving wheel 4b to rotate through the synchronous belt, and the driving wheel 4b drives the screw rod of the dovetail groove bench clamp 4a to synchronously rotate, so that the dovetail groove bench clamp 4a clamps and clamps the cable;
then the second servo motor 6a works to drive the screw rod of the second ball screw sliding table 6b to rotate through the synchronous belt, the working end of the second ball screw sliding table 6b drives the chipping tool rest 5a to descend, the distance between the chipping blade 5b and the cable is measured through the laser ranging sensor 5c, then the chipping blade 5b is controlled to descend to a proper position through the controller, then the first linear driving device 3 drives the frame 2 to advance towards the clamping mechanism 4, the chipping blade 5b peels the surface of the cable, and the insulating layer of the cable is exposed;
then the first linear driving device 3 drives the frame 2 to move so that the stamping mechanism 7 moves right above the cable, the third linear driving device 7a drives the blanking cutter 7b to descend, the distance between the blanking blade 7b2 and the cable is measured through the proximity sensor 7b3, and the third linear driving device 7a is controlled to descend to a proper height, so that the blanking blade 7b2 can blank an insulation layer of the cable into a dumbbell-shaped opening, meanwhile, the blanking cutter 7b cannot contact with a cable conductor part, and a blanked sample is not separated from a cable insulation layer matrix;
then, the chipper mechanism 5 cuts the punched cable insulation layer, thereby obtaining a dumbbell-shaped insulation layer sheet.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present invention, should be included in the scope of the claims of the present invention.
Claims (6)
1. A cable insulating layer dumbbell sample system appearance equipment, its characterized in that: the automatic punching machine comprises a workbench (1), a frame (2), a first linear driving device (3), a clamping mechanism (4), a chipping mechanism (5), a second linear driving device (6), a punching mechanism (7) and a controller, wherein the frame (2) is slidably arranged on the workbench (1), the clamping mechanism (4) is fixedly arranged above the workbench (1), the first linear driving device (3) is fixedly arranged below the workbench (1), the output direction of the first linear driving device (3) is horizontally arranged towards the clamping mechanism (4), the frame (2) is fixedly connected with the working end of the first linear driving device (3), the second linear driving device (6) is fixedly arranged on one side of the frame (2) towards the clamping mechanism (4), the output direction of the second linear driving device (6) is vertically arranged, the chipping mechanism (5) is fixedly arranged at the working end of the second linear driving device (6) and is arranged towards the clamping mechanism (4), the punching mechanism (7) is fixedly arranged at the top end of the frame (2), and the first linear driving device (3), the second linear driving device (6) and the punching mechanism (7) are electrically connected with the punching mechanism (7);
the frame (2) comprises a pair of transverse plates (2 a) and a pair of vertical plates (2 b), the pair of vertical plates (2 b) are vertically arranged and are parallel to each other, the pair of transverse plates (2 a) are respectively arranged at the top end and the bottom end of the vertical plates (2 b), two ends of the transverse plates (2 a) are fixedly connected with the vertical plates (2 b), and the second linear driving device (6) and the stamping mechanism (7) are fixedly connected with the transverse plates (2 a) positioned at the top ends of the vertical plates (2 b);
the vertical plate (2 b) vertically penetrates through the workbench (1), a slot (1 a) which is in clearance fit with the vertical plate (2 b) and is parallel to the output direction of the first linear driving device (3) is formed in the workbench (1), a sliding rail (1 b) which is arranged in parallel with the slot (1 a) is arranged at the bottom end of the workbench (1), the rack (2) further comprises a sliding block (2 c), the sliding block (2 c) is fixedly arranged at two sides of the transverse plate (2 a) which is arranged at the bottom end of the vertical plate (2 b), and the sliding block (2 c) is in sliding connection with the sliding rail (1 b);
the first linear driving device (3) comprises a first servo motor (3 a) and a first ball screw sliding table (3 b), the first servo motor (3 a) and the first ball screw sliding table (3 b) are fixedly arranged at the bottom end of the workbench (1), the output direction of the first ball screw sliding table (3 b) is parallel to the slotting (1 a), a transverse plate (2 a) positioned at the bottom end of the vertical plate (2 b) is fixedly connected with the working end of the first ball screw sliding table (3 b), and the output shaft of the first servo motor (3 a) is in transmission connection with a screw rotating shaft of the first ball screw sliding table (3 b) through a synchronous belt;
the punching mechanism (7) comprises a third linear driving device (7 a), a punching cutter (7 b) and a guide mechanism (7 c), wherein the third linear driving device (7 a) is fixedly arranged at the top end of the frame (2), the working end of the third linear driving device (7 a) is vertically downwards arranged and penetrates through the top plate of the frame (2), the punching cutter (7 b) is fixedly arranged at the working end of the third linear driving device (7 a), the fixed end of the guide mechanism (7 c) is fixedly arranged at the top end of the frame (2), and the movable end of the guide mechanism (7 c) is vertically arranged and fixedly connected with the punching cutter (7 b);
the blanking cutter (7 b) comprises a blanking cutter rest (7 b 1), blanking blades (7 b 2) and a proximity sensor (7 b 3), the blanking cutter rest (7 b 1) is fixedly arranged at the working end of a third linear driving device (7 a), the blanking blades (7 b 2) are detachably arranged at the bottom end of the blanking cutter rest (7 b 1), the proximity sensor (7 b 3) is embedded between the blanking blades (7 b 2), and the third linear driving device (7 a) and the proximity sensor (7 b 3) are electrically connected with a controller.
2. The apparatus for preparing a dumbbell sample for a cable insulation layer according to claim 1, wherein: the clamping mechanism (4) comprises a dovetail groove bench clamp (4 a), a driving wheel (4 b) and a rotary driving device (4 c), wherein the dovetail groove bench clamp (4 a) is fixedly arranged above the workbench (1), the clamping direction of the dovetail groove bench clamp (4 a) is perpendicular to the output direction of the first linear driving device (3), the driving wheel (4 b) is fixedly arranged on a screw rod of the dovetail groove bench clamp (4 a), the rotary driving device (4 c) is fixedly arranged at the bottom end of the workbench (1), and an output shaft of the rotary driving device (4 c) is in transmission connection with the driving wheel (4 b) through a synchronous belt.
3. The apparatus for preparing a dumbbell sample for a cable insulation layer according to claim 1, wherein: the chipping mechanism (5) comprises a chipping tool rest (5 a) and a chipping blade (5 b), the chipping tool rest (5 a) is fixedly arranged at the working end of the second linear driving device (6), the chipping blade (5 b) is horizontally arranged and detachably arranged on the chipping tool rest (5 a), the suspension end of the chipping blade (5 b) is provided with a cutting edge, and the acute angle of the cutting edge is upwards arranged.
4. A cable insulation dumbbell sample preparation device according to claim 3, characterized in that: the chipping mechanism (5) further comprises a laser ranging sensor (5 c), the laser ranging sensor (5 c) is fixedly mounted on the chipping tool rest (5 a), the laser ranging sensor (5 c) is arranged beside the chipping blade (5 b), the working end of the laser ranging sensor (5 c) is horizontally arranged towards the clamping mechanism (4), and the laser ranging sensor (5 c) is electrically connected with the controller.
5. The apparatus for preparing a dumbbell sample for a cable insulation layer according to claim 1, wherein: the second linear driving device (6) comprises a second servo motor (6 a) and a second ball screw sliding table (6 b), the second servo motor (6 a) is fixedly arranged at the top end of the frame (2), the second ball screw sliding table (6 b) is fixedly arranged at one side of the frame (2) facing the clamping mechanism (4), the output direction of the second ball screw sliding table (6 b) is vertically arranged, the output shaft of the second servo motor (6 a) is connected with the screw rotating shaft of the second ball screw sliding table (6 b) through a synchronous belt, and the chipping mechanism (5) is fixedly arranged at the working end of the second ball screw sliding table (6 b).
6. The apparatus for preparing a dumbbell sample for a cable insulation layer according to claim 1, wherein: the system also comprises a man-machine interaction interface, wherein the man-machine interaction interface is electrically connected with the controller.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110274906B (en) * | 2019-07-09 | 2022-04-12 | 江苏安方电力科技有限公司 | Automatic cable sample preparation detection system and method |
| CN110274905B (en) * | 2019-07-09 | 2024-02-23 | 江苏安方电力科技有限公司 | Automatic sample preparation detecting system of cable |
| CN110926889B (en) * | 2019-09-20 | 2022-05-24 | 金华送变电工程有限公司 | Cable protection tube Vicat softening temperature test sample preparation device |
| CN111896344B (en) * | 2020-07-09 | 2023-03-24 | 杭州应敏科技有限公司 | Fully-enclosed cable insulation layer automatic sampling machine |
| CN113567210A (en) * | 2021-07-27 | 2021-10-29 | 广东电网有限责任公司 | Cable dumbbell sample preparation facilities |
| CN114152461B (en) * | 2021-10-14 | 2024-04-05 | 广州电缆厂有限公司 | Sampling device of cable sheath |
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