CN112605316A

CN112605316A - Wire rod cutting device that communication engineering used

Info

Publication number: CN112605316A
Application number: CN202011570174.3A
Authority: CN
Inventors: 高磊; 王辉; 高扬; 李一民
Original assignee: Shandong Lunan Big Data Industry Development Co ltd
Current assignee: Shandong Lunan Big Data Industry Development Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-04-06

Abstract

The invention relates to the technical field of wire cutting devices and discloses a wire cutting device for communication engineering. According to the wire cutting device for the communication engineering, the wire is clamped in the clamping groove of the limiting plate in the front-back horizontal direction, the rotating rod rotates to simultaneously drive the two groups of rotating plates A and B to perform circular motion, and the two groups of extrusion blocks close to each other drive the respective blades to cut the wire on the limiting plate, so that the wire in the clamping groove is extruded and cut once when the rotating plates and the linkage blocks rotate for a circle, the fixed-length cutting of the wire for the communication engineering is realized, the labor intensity for cutting the wire is reduced, and the cutting efficiency of the wire is improved.

Description

Wire rod cutting device that communication engineering used

Technical Field

The invention relates to the technical field of wire cutting devices, in particular to a wire cutting device for communication engineering.

Background

In addition, the lengths of a batch of wires for communication engineering are different, so that the lengths of the wires in several stages are required, the length of the wires needs to be changed and measured during the fixed-length cutting process, and further the labor intensity of workers for the fixed-length cutting of the wires is reduced, and the cutting efficiency and the engineering efficiency are reduced. Therefore, in order to solve the above problems, it is desirable to provide a wire cutting device for communication engineering.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a wire cutting device for communication engineering.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a wire cutting device for communication engineering comprises a workbench which is a rectangular table body, supporting legs are fixedly arranged at the bottom of the workbench, a servo motor is fixedly arranged at the right side of the top of the workbench, a through groove is formed in the middle of the workbench, a rotating rod is fixedly connected to an output end on the right side of the servo motor, supporting shaft sleeves are fixedly arranged on the left side wall surface and the right side wall surface of the top of the workbench, the rotating rod sequentially and movably penetrates through the two supporting shaft sleeves from left to right, fixed shaft sleeves are arranged above the left side wall surface and the right side wall surface of the top of the workbench, the two fixed shaft sleeves are respectively positioned at the left side and the right side of the through groove and are bilaterally symmetrical, a connecting rod is fixedly arranged at the bottom of each fixed shaft sleeve, the bottom end of the connecting rod is fixedly arranged on the top wall surface of the workbench, the outer walls of the two threaded columns are in threaded connection with threaded sleeves, rubber rings are fixedly mounted on the outer walls of the two threaded sleeves, two groups of rotating plates and one group of limiting plates are arranged in the middle of the outer wall of the rotating rod, the limiting plates are located between the two rotating plates, the bottom ends of the two rotating plates and the limiting plates are located in a through groove cavity, the rotating plates are arc-shaped, rotating plates A are arranged in the cavities of the rotating plates, bearing rods A distributed in an annular array are fixedly mounted on the outer walls of the rotating plates A, the other ends of the bearing rods A are fixedly mounted on the inner walls of the rotating plates, the rotating rods are longitudinally fixed at circular positions penetrating through the rotating plates A, arc-shaped linkage blocks are arranged at annular hollowed parts of the rotating plates, the linkage blocks and the rotating plates are located in the same circle center, rectangular swing grooves are formed in the arc-shaped outer walls of the linkage blocks, extrusion blocks are arranged at the bottoms of the swing grooves and are L-, the outer wall of the L-shaped extending end of each extrusion block is an inclined plane which extends and expands outwards from bottom to top, the bottom end of each extrusion block is provided with a positioning rod, the positioning rods movably penetrate through the bottom wall surface of each extrusion block, the bottom ends of the positioning rods are movably arranged in the bottom wall surface of the swinging groove, blades are fixedly arranged at the tops of the L-shaped extending ends of the two extrusion blocks, the two blades face the outer walls of the left side and the right side of each limiting plate, a reset spring is fixedly arranged between one side wall surface of each two adjacent extrusion blocks, the limiting plates are arc-shaped, the limiting plates are four groups in number, the four groups of limiting plates are distributed in an annular array state, rotating plates B are arranged in cavities of the four groups of limiting plates, second telescopic rods are fixedly arranged between the outer walls of the rotating plates B and the inner walls of the four groups of limiting plates, the, the dwang is the fixed centre of a circle position department that runs through rotor plate B of horizontal direction, the draw-in groove has all been seted up at the arc outer wall middle part of four group's limiting plate, and wherein the equal fixed mounting of the left and right sides outer wall of a set of limiting plate has two sets of gangbars, the other end of the two sets of gangbars of the left and right sides respectively fixed mounting on the linkage piece bottom wall of the left and right sides, fixed mounting has first telescopic link between linkage piece inner wall and the rotor plate A outer wall, and first telescopic link outer wall has cup jointed first extrusion spring, all be provided with the regulation pole between the both sides lateral wall face of linkage piece and the fret.

Preferably, the both ends of adjusting the pole are fixed mounting respectively has the rolling ball, and the both sides inner wall of fretwork department of rotor plate has all been seted up and has been kept away from the ascending adjustment tank in centre of a circle position direction, and equal fixed mounting has the threaded rod that is vertical state in two adjustment tanks, and the one end of adjusting the pole is passed through rolling ball movable mounting on the lateral wall of linkage piece, and the one end setting of adjusting the pole is on the threaded rod.

The threaded rod is close to one side wall of adjusting the pole and sets up the indent down with the mutual block of rolling ball, adjusts the rolling ball activity block on the pole other end and at indent intracavity under, and the equal threaded connection of outer wall of two threaded rods has the nut, and the nut is located the top of indent intracavity rolling ball down.

The expansion plate is the arc, and the equal fixed mounting in arc both ends of four groups of expansion plates has the baffle, all sets up the flexible groove with the mutual block of baffle on the both sides lateral wall of four groups of limiting plates, and the expansion plate is located between the lateral wall of two adjacent limiting plates, and the equal fixed mounting in flexible groove intracavity has adjusting spring.

Preferably, the inner walls of the clamping grooves of the four groups of limiting plates are respectively provided with a fastening mechanism which is uniformly distributed, each fastening mechanism comprises an extrusion plate and a hydraulic pipe, the top end of each extrusion plate is in an inwards concave arc shape, each extrusion plate is arranged at the bottom in the cavity of the corresponding clamping groove, the bottom of each extrusion plate is fixedly provided with a buffer plate, each cavity of each clamping groove is provided with a buffer groove which is mutually clamped with the corresponding buffer plate, the top end of each extrusion plate extends into the cavity of the corresponding clamping groove, each hydraulic pipe is in a chevron shape, one side, close to each other, of each vertical extending end of each hydraulic pipe on the left side and the right side is provided with an extending bulge, each hydraulic pipe is fixedly arranged in the wall surface of each limiting plate, the middle bulge end of each hydraulic pipe is positioned in the corresponding buffer groove cavity, the bottom of each buffer plate is fixedly provided with a push rod A, a piston plate A is, and the bottom end of the push rod A is fixedly arranged at the top of the piston plate A,

preferably, the outer wall of the pushing rod A is sleeved with a buffer spring, and the buffer spring is located between the buffer plate and the outer wall of the middle protruding end of the hydraulic pipe.

Preferably, both ends all are provided with the locating plate about draw-in groove upside inner wall, and the locating plate is the arc of indent, and one side fixed mounting that the locating plate is close to the draw-in groove inner wall has the locating lever, and the constant head tank that corresponds each other with the locating lever position is all seted up at both ends about draw-in groove upside inner wall, and the locating lever is kept away from the one end of locating plate and is stretched into at the constant head tank intracavity, and the one end fixed mounting that the locating lever is located the constant head tank intracavity has the catch bar B with the mutual block of constant head tank, and the equal fixed mounting in a side wall that.

Preferably, the protruding end of the vertical extension end in hydraulic pressure pipe left and right sides all stretches into in the constant head tank intracavity, and the equal activity block of the inner wall of the protruding end of the vertical extension end in hydraulic pressure pipe left and right sides has piston plate B, and the one end activity that the locating lever was kept away from to catch bar B runs through the protruding end wall of extension of hydraulic pressure pipe, and this end fixed connection of catch bar B is on piston plate B's wall, and supporting spring is located catch bar wall and hydraulic pressure pipe and extends between the bellied wall.

(III) advantageous effects

Compared with the prior art, the invention provides a wire cutting device for communication engineering, which has the following beneficial effects:

1. the wire cutting device for the communication engineering is characterized in that wires are clamped in clamping grooves of limiting plates in the front-back horizontal direction, a rotating rod rotates to simultaneously drive two groups of rotating plates A and two groups of rotating plates B to do circular motion, the rotating plates A drive the rotating plates and linkage blocks to rotate, the rotating plates B drive four groups of limiting plates to rotate, when extrusion blocks on two groups of linkage blocks move to extrude and swing with rubber rings on the corresponding side, two groups of extrusion blocks close to each other drive respective blades to cut the wires on the limiting plates, the rotating plates and the linkage blocks rotate for a circle to extrude and cut the wires in the clamping grooves once, and the fixed-length cutting of the wires for the communication engineering is realized. The cutting efficiency of the wire rod is improved, and the wire rod cutting machine has strong practicability and creativity.

2. This wire rod cutting device that communication engineering used, through setting up fastening device, through the pressing effect of wire rod bottom to the stripper plate, make catch bar A press the promotion through piston plate A to the hydraulic oil of hydraulic pressure lumen, then the hydraulic oil of the vertical both ends intracavity of hydraulic pressure pipe then carries out synchronous extrusion a promotion through piston plate B to catch bar B, catch bar and locating lever, then finally realized that two sets of locating plates carry out firm spacing to the wire rod outer wall of draw-in groove intracavity, then improved the block effect to the wire rod of draw-in groove, then improved the efficiency and the precision of wire rod cutting.

3. The wire cutting device for the communication engineering is characterized in that the length of a cutting wire can be changed by adjusting the position relation between a linkage block and a rotating plate by arranging a first telescopic rod, a first extrusion spring and an adjusting rod, when the cutting length of the wire is increased, a nut is rotated upwards on the outer wall of a threaded rod, the linkage block moves towards one side far away from the rotating rod under the elastic action of the first telescopic rod and the first extrusion spring, the adjusting rod is pushed downwards in a lower pressure groove cavity through a rotating ball in an extrusion manner, the nut has positioning and limiting effects on the adjusting rod, the effect of positioning the linkage block is realized, when the diameter of the linkage block is increased to a certain degree, the linkage block drives a limiting plate on one side corresponding to the linkage block to correspondingly expand outwards through the linkage rod, and the increase of the circumferential diameters of four groups of limiting plates distributed in an annular array is realized, the circumference of the wire rod moving for one circle is correspondingly increased, the length of the cut wire rod is finally improved, and the practicability and the creativity of the invention are improved.

4. This wire rod cutting device that communication engineering used, through setting up the expansion plate, the expansion plate sets up between two adjacent limiting plates, when one of them group of limiting plate passes through the gangbar and is driven by the linkage piece to increase the circumference diameter, then two adjacent limiting plates carry out corresponding extension motion through the expansion plate, then four group of limiting plates have realized carrying out corresponding synchronous outward expansion, the expansion plate has not only realized connecting fixedly four group of limiting plates, improve the stability that four group of limiting plate are connected, but also realized carrying out corresponding expansion regulation to four group of limiting plates, improve the efficiency of adjusting wire rod cutting length, then improved the availability factor of the invention.

5. This wire rod cutting device that communication engineering used, through setting up the locating plate, the locating lever, catch plate and supporting spring, when wire rod outer wall block is in the draw-in groove, the outer wall of wire rod is through the extrusion to the locating plate, realize locating plate and locating lever to supporting spring's extrusion, then under supporting spring elasticity extrusion, then realized through the extrusion block of locating plate to the wire rod outer wall, block and spacing effect to the wire rod in the improvement draw-in groove, then further then improved the efficiency and the precision of wire rod cutting.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the invention at B of FIG. 2;

FIG. 4 is an enlarged view of the invention at C of FIG. 3;

FIG. 5 is an enlarged view taken at D of FIG. 3 in accordance with the present invention;

FIG. 6 is a side cross-sectional view of a rotating plate of the present invention;

FIG. 7 is an enlarged view of the invention at E of FIG. 6;

fig. 8 is a side cross-sectional view of a limiting plate of the present invention.

In the figure: 1. a work table; 11. a servo motor; 12. rotating the rod; 13. a through groove; 14. a support sleeve; 15. fixing the shaft sleeve; 16. a threaded post; 17. a threaded sleeve; 18. a rubber ring; 19. a connecting rod; 2. a rotating plate; 21. a limiting plate; 22. a swing groove; 23. extruding the block; 24. a blade; 25. positioning a rod; 27. a return spring; 28. a linkage rod; 29. a card slot; 3. a fastening mechanism; 31. a pressing plate; 32. a buffer plate; 33. a buffer tank; 34. a push rod A; 35. a buffer spring; 36. a hydraulic tube; 37. a piston plate A; 38. positioning a plate; 39. positioning a rod; 4. positioning a groove; 41. a push plate; 42. a piston plate B; 43. a push rod B; 44. a support spring; 5. rotating the plate A; 51. a carrier bar A; 52. a first telescopic rod; 53. a first pressing spring; 54. a linkage block; 55. an adjustment groove; 56. a threaded rod; 57. a nut; 58. adjusting a rod; 59. rotating the ball; 6. a pressing groove; 7. a rotating plate B; 71. a second telescopic rod; 72. a second pressing spring; 73. a retractable plate; 74. a baffle plate; 75. a telescopic groove; 76. the spring is adjusted.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution: a wire cutting device for communication engineering comprises a workbench 1, wherein the workbench 1 is a rectangular table body, supporting legs are fixedly arranged at the bottom of the workbench 1, a servo motor 11 is fixedly arranged at the right side of the top of the workbench 1, a through groove 13 is formed in the middle of the workbench 1, a rotating rod 12 is fixedly connected with an output end at the right side of the servo motor 11, supporting shaft sleeves 14 are fixedly arranged on the left side wall surface and the right side wall surface of the top of the workbench 1, the rotating rod 12 sequentially and movably penetrates through the two supporting shaft sleeves 14 from left to right, fixed shaft sleeves 15 are respectively arranged above the left side wall surface and the right side wall surface of the top of the workbench 1, the two fixed shaft sleeves 15 are respectively positioned at the left side and the right side of the through groove 13 and are bilaterally symmetrical, a connecting rod 19 is fixedly arranged at the bottom of the fixed shaft sleeve 15, the bottom end of the connecting rod, the top ends of the two fixed shaft sleeves 15 are fixedly provided with threaded columns 16, the outer walls of the two threaded columns 16 are in threaded connection with threaded sleeves 17, the outer walls of the two threaded sleeves 17 are fixedly provided with rubber rings 18, the middle part of the outer wall of the rotating rod 12 is provided with two groups of rotating plates 2 and one group of limiting plates 21, the limiting plates 21 are positioned between the two rotating plates 2, the bottom ends of the two rotating plates 2 and the limiting plates 21 are positioned in the cavity of the through groove 13, the rotating plates 2 are arc-shaped, a rotating plate A5 is arranged in the cavity of the rotating plate 2, the outer wall of the rotating plate A5 is fixedly provided with bearing rods A51 distributed in an annular array, the other ends of the bearing rods A51 are fixedly arranged on the inner wall of the rotating plate 2, the rotating rod 12 is longitudinally fixed at a circular position penetrating through the rotating plate A5, the annular hollow part of the rotating plate 2 is provided with an arc-, the specific shapes of the rotating plate 2 and the linkage block 54 are shown in fig. 6, the arc-shaped outer wall of the linkage block 54 is provided with a rectangular swing groove 22, the bottom of the swing groove 22 is provided with an extrusion block 23, the extrusion block 23 is in an L shape, the L-shaped extension end of the extrusion block 23 faces to one side far away from the limit plate 21, the outer wall of the L-shaped extension end of the extrusion block 23 is an inclined plane extending and expanding from bottom to top, the bottom end of the extrusion block 23 is provided with a positioning rod 25, the positioning rod 25 movably penetrates through the bottom wall surface of the extrusion block 23, the bottom end of the positioning rod 25 is movably arranged in the bottom wall surface of the swing groove 22, the tops of the L-shaped extension ends of the two extrusion blocks 23 are fixedly provided with blades 24, the two blades 24 face to the outer walls on the left side and the right side of the limit plate 21, a return spring 27 is fixedly arranged between the, the four groups of limit plates 21 are distributed in a ring array state, a rotating plate B7 is arranged in the cavity of each group of limit plates 21, a second telescopic rod 71 is fixedly arranged between the outer wall of the rotating plate B7 and the inner wall of each group of limit plates 21, a second extrusion spring 72 is sleeved on the outer wall of each second telescopic rod 71, a telescopic plate 73 is arranged between each two adjacent limit plates 21, the rotating rod 12 horizontally fixedly penetrates through the position of the circle center of the rotating plate B7, clamping grooves 29 are formed in the middles of the arc-shaped outer walls of the four groups of limit plates 21, two groups of linkage rods 28 are fixedly arranged on the outer walls of the left side and the right side of one group of limit plates 21, the other ends of the two groups of linkage rods 28 on the left side and the right side are fixedly arranged on the bottom wall surfaces of the linkage blocks 54 on the left side and the right side respectively, a first telescopic rod 52 is fixedly arranged between the, adjusting rods 58 are respectively arranged between two side wall surfaces of the linkage block 54 and two side inner walls of the hollowed-out part of the rotating plate 2, two ends of each adjusting rod 58 are respectively and fixedly provided with a rotating ball 59, two side inner walls of the hollowed-out part of the rotating plate 2 are respectively provided with an adjusting groove 55 far away from the center position direction, a vertical threaded rod 56 is respectively and fixedly arranged in each adjusting groove 55, one end of each adjusting rod 58 is movably arranged on the side wall of the linkage block 54 through the rotating ball 59, one side wall surface, close to the adjusting rod 58, of each threaded rod 56 is provided with a lower pressing groove 6 which is mutually clamped with the corresponding rotating ball 59, the rotating ball 59 on the other end of each adjusting rod 58 is movably clamped in the corresponding lower pressing groove 6, the outer walls of the two threaded rods 56 are respectively in threaded connection with nuts 57, the nuts 57 are positioned above the rotating balls 59 in the cavities of the lower pressing grooves, the side walls of the two sides of the four groups of limit plates 21 are respectively provided with a telescopic groove 75 which is mutually clamped with the baffle 74, the telescopic plates 73 are positioned between the side walls of the two adjacent limit plates 21, the cavities of the telescopic grooves 75 are respectively and fixedly provided with an adjusting spring 76, the inner walls of the clamping grooves 29 of the four groups of limit plates 21 are respectively provided with a fastening mechanism 3 which is uniformly distributed, each fastening mechanism 3 comprises an extrusion plate 31 and a hydraulic pipe 36, the top end of the extrusion plate 31 is in an inwards concave arc shape, the extrusion plate 31 is arranged at the bottom in the cavity of the clamping groove 29, the bottom of the extrusion plate 31 is fixedly provided with a buffer plate 32, the cavity of the clamping groove 29 is internally provided with a buffer groove 33 which is mutually clamped with the buffer plate 32, the top end of the extrusion plate 31 extends into the cavity of the clamping groove 29, the hydraulic pipe 36 is in a chevron shape, one side, close to each other, the middle protruding end of the hydraulic tube 36 is positioned in the cavity of the buffer groove 33, the bottom of the buffer plate 32 is fixedly provided with a push rod A34, the middle protruding end cavity of the hydraulic tube 36 is movably clamped with a piston plate A37, the bottom end of the push rod A34 movably penetrates through the wall surface of the middle protruding end of the hydraulic tube 36, the bottom end of the push rod A34 is fixedly arranged at the top of the piston plate A37, the outer wall of the push rod A34 is sleeved with a buffer spring 35, the buffer spring 35 is positioned between the buffer plate 32 and the outer wall of the middle protruding end of the hydraulic tube 36, the left end and the right end of the upper inner wall of the clamping groove 29 are both provided with positioning plates 38, the positioning plates 38 are in an inward concave arc shape, one side of the positioning plate 38 close to the inner wall of the clamping groove 29 is fixedly provided with a positioning rod 39, the left end and the right end of the upper inner wall of the clamping, and the locating lever 39 is located the one end fixed mounting of locating lever 4 intracavity has the catch bar 41 with the mutual block of locating lever 4, two catch bars 41 keep away from the equal fixed mounting of a lateral wall face of locating lever 39 has catch bar B43, catch bar B43's outer wall has cup jointed supporting spring 44, the protruding end of the vertical extension end in hydraulic pressure pipe 36 left and right sides all stretches into in locating lever 4 intracavity, the equal activity block of inner wall of the protruding end of the vertical extension end in hydraulic pressure pipe 36 left and right sides has piston plate B42, the one end activity that catch bar B43 kept away from locating lever 39 runs through the protruding end wall face of extension of hydraulic pressure pipe 36, and this end fixed connection of catch bar B43 is on piston plate B42's wall, supporting spring 44 is located catch bar 41 wall face and hydraulic pressure pipe 36 and extends between the bellied wall face.

When the cutting device is used, a wire to be cut penetrates between the two rotating plates 2 in the front-back direction and is clamped in the clamping grooves 29 of the four groups of limiting plates 21, a working switch of the servo motor 11 is started, the servo motor 11 works to drive the rotating rod 12 to rotate, the rotating rod 12 rotates through the rotating plate A5 when rotating, the rotating plate A5 rotates to drive the rotating plates 2 and the linkage blocks 54 to rotate through the bearing rod A51, meanwhile, the rotating rod 12 rotates to drive the rotating plate B7 to rotate, the rotating plate B7 rotates to drive the four groups of limiting plates 21 in the annular array through the second telescopic rods 71 and the second extrusion springs 72, the wire is clamped in the clamping grooves 29 of the limiting plates 21, so that the wire is driven to horizontally move in the front-back direction by the rotation of the limiting plates 21, when the linkage blocks 54 rotate synchronously along with the rotating plates 2, the linkage blocks 54 drive the extrusion blocks 23 to rotate, when the extrusion block 23 performs a circular motion, when the inclined end of the extrusion block 23 rotates to a position right above the rotating plate 2, the inclined end of the extrusion block 23 extrudes the outer wall of the rubber ring 18, so that the extrusion block 23 extrudes and approaches to one side close to the wire rod through the positioning rod 25, the return spring 27 between the two extrusion blocks 23 is extruded, and after the inclined end of the extrusion block 23 is extruded, the extrusion block 23 drives the blade 24 to approach to one side close to the wire rod in the slot 29, finally the two blades 24 which are close to each other extrude and cut the wire rod in the slot 29, the wire rod is cut once by rotating the rotating plate 2 and the four groups of limiting plates 21 for one circle, and the wire rod is cut for a certain length, the wire rod is clamped in the slot 29 of the limiting plate 21 in a front-back horizontal direction, the rotating rod 12 rotates to simultaneously drive the two groups of rotating plates A5 and the rotating plates B7 to do circular motion, the rotating plate A5 drives the rotating plate 2 and the linkage block 54 to rotate, the rotating plate B7 drives the four groups of limiting plates 21 to rotate, when the extrusion blocks 23 on the two groups of linkage blocks 54 move to extrude and swing with the rubber ring 18 on the corresponding side, the two groups of extrusion blocks 23 which are close to each other drive respective blades 24 to cut wires on the limiting plates 21, so that the rotating plate 2 and the linkage block 54 rotate for a circle to extrude and cut the wires in the clamping grooves 29 once, and the wires for communication engineering are cut at fixed length, compared with the prior art, the wire cutting device reduces the labor intensity of wire cutting, improves the wire cutting efficiency, has stronger practicability and creativity, when the wires are clamped in the clamping grooves 29, the wire rod extrudes the extrusion plate 31 under the action of gravity, so that the extrusion plate 31 downwards presses the push rod A34 through the buffer plate 32, the buffer spring 35 is compressed, the piston plate A37 is pressed after the push rod A34 is pressed downwards, hydraulic pressure is filled in the cavity of the hydraulic tube 36, hydraulic oil in the cavity of the hydraulic tube 36 is enabled to move upwards, hydraulic oil in vertical cavities at two sides of the hydraulic tube 36 is enabled to extrude the piston plate B42, the piston plate B42 extrudes and pushes the push rod B43, the push rod B43 extrudes and pushes the push plate 41, the push plate 41 extrudes and pushes the positioning rod 39, the positioning rod 39 extrudes and pushes the positioning plate 38 into the cavity of the clamping groove 29, at the moment, the outer wall of the wire rod is positioned in the cavity of the clamping groove 29, the outer wall of the wire rod is simultaneously extruded and pushed through the two positioning plates 38, and the wire rod improves the stabilizing effect in the clamping groove 29, when the limiting plate 21 rotates, the stability of the movement of the wire in the clamping groove 29 is improved, and meanwhile, when the limiting plate 21 continues to rotate, the bottom of the wire slowly extrudes the extrusion plate 31 to cancel and separate, then the positioning plate 38 cancels the fastening effect on the outer wall of the wire, and the wire and the inner wall of the clamping groove 29 are extruded and separated.

Through the pressing action of the bottom of the wire rod on the extrusion plate 31, the push rod A34 presses and pushes the hydraulic oil in the cavity of the hydraulic tube 36 through the piston plate A37, then the hydraulic oil in the cavities at the two vertical ends of the hydraulic tube 36 synchronously extrudes and pushes the push rod B43, the push plate 41 and the positioning rod 39 through the piston plate B42, finally, the wire outer wall in the cavity of the clamping groove 29 is firmly limited by the two groups of positioning plates 38, the clamping effect on the wire rod in the clamping groove 29 is improved, the efficiency and the accuracy of wire rod cutting are improved, through the arrangement of the first telescopic rod 52, the first extrusion spring 53 and the adjusting rod 58, the length of the cut wire rod can be changed by adjusting the position relation between the linkage block 54 and the rotating plate 2, when the cutting length of the wire rod is increased, the nut 57 is rotated upwards on the outer wall of the threaded rod 56, the linkage block 54 is moved towards the side far away from the 12 under the elastic action of the first telescopic rod 52 and the first rotating rod extrusion, the adjusting rod 58 is pushed and pushed downwards in the cavity of the lower pressing groove 6 by the rotating ball 59, the nut 57 has positioning and limiting effects on the adjusting rod 58, the effect of positioning the linkage block 54 is achieved, when the linkage block 54 increases the diameter of circular motion to a certain extent, the linkage block 54 drives the limiting plate 21 on the corresponding side to correspondingly expand outwards by the linkage rod 28, the circular diameter of four groups of limiting plates 21 distributed in an annular array is increased, the circumference of the wire rod to move for one circle is correspondingly increased, the length of the cut wire rod is finally increased, the practicability and the creativity of the invention are improved, by arranging the telescopic plates 73, the telescopic plates 73 are arranged between two adjacent limiting plates 21, when one group of limiting plates 21 is driven by the linkage block 54 to increase the circular diameter by the linkage rod 28, the two adjacent limiting plates 21 correspondingly extend through the telescopic plates 73, when the outer wall of the wire rod is clamped in the clamping groove 29, the outer wall of the wire rod is extruded through the positioning plate 38, the positioning plate 38 and the positioning rod 39 extrude the supporting spring 44, under the elastic extrusion action of the supporting spring 44, the outer wall of the wire rod is extruded and clamped through the positioning plate 38, and the clamping and limiting effects of the wire rod in the clamping groove 29 are improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wire rod cutting device that communication engineering used, includes workstation (1), workstation (1) is the rectangle stage body, and workstation (1) bottom fixed mounting has supporting leg, its characterized in that: the automatic bearing fixing device is characterized in that a servo motor (11) is fixedly mounted on the right side of the top of the workbench (1), a through groove (13) is formed in the middle of the workbench (1), a rotating rod (12) is fixedly connected to the output end of the right side of the servo motor (11), supporting shaft sleeves (14) are fixedly mounted on the left side and the right side of the top of the workbench (1), the rotating rod (12) sequentially penetrates through the two supporting shaft sleeves (14) in a moving mode from left to right, fixed shaft sleeves (15) are respectively arranged on the left side and the right side of the top of the workbench (1), the two fixed shaft sleeves (15) are respectively located on the left side and the right side of the through groove (13), the two fixed shaft sleeves (15) are bilaterally symmetrical, a connecting rod (19) is fixedly mounted at the bottom of each fixed shaft sleeve (15), the bottom of each connecting rod (19) is fixedly, the top ends of the two fixed shaft sleeves (15) are fixedly provided with threaded columns (16), the outer walls of the two threaded columns (16) are in threaded connection with threaded sleeves (17), the outer walls of the two threaded sleeves (17) are fixedly provided with rubber rings (18), the middle part of the outer wall of the rotating rod (12) is provided with two groups of rotating plates (2) and one group of limiting plates (21), the limiting plate (21) is positioned between the two rotating plates (2), the bottom ends of the two rotating plates (2) and the limiting plates (21) are positioned in the cavity of the through groove (13), the rotating plates (2) are arc-shaped, a rotating plate A (5) is arranged in the cavity of the rotating plate (2), the outer wall of the rotating plate A (5) is fixedly provided with bearing rods A (51) distributed in an annular array, the other ends of the bearing rods A (51) are fixedly arranged on the inner wall of the rotating plate (2), the rotating rod (12) is longitudinally fixed at a circular position penetrating, an arc-shaped linkage block (54) is arranged at the annular hollow part of the rotating plate (2), the linkage block (54) and the rotating plate (2) are positioned in the same circle center, a rectangular swing groove (22) is formed in the arc-shaped outer wall of the linkage block (54), an extrusion block (23) is arranged at the bottom of the swing groove (22), the extrusion block (23) is L-shaped, the L-shaped extension end of the extrusion block (23) faces one side away from the limiting plate (21), the outer wall of the L-shaped extension end of the extrusion block (23) is an inclined plane extending and expanding outwards from bottom to top, a positioning rod (25) is arranged at the bottom end of the extrusion block (23), the positioning rod (25) movably penetrates through the bottom wall surface of the extrusion block (23), the bottom end of the positioning rod (25) is movably installed in the bottom wall surface of the swing groove (22), blades (24) are fixedly installed at the tops of the L-shaped extension ends of the two extrusion blocks (23), and the two blades (24) face the left outer wall and, a return spring (27) is fixedly arranged between the side wall surfaces of the two extrusion blocks (23) which are close to each other;

the limiting plates (21) are arc-shaped, the number of the limiting plates (21) is four, the four groups of limiting plates (21) are distributed in a ring array state, rotating plates B (7) are arranged in cavities of the four groups of limiting plates (21), second telescopic rods (71) are fixedly arranged between the outer walls of the rotating plates B (7) and the inner walls of the four groups of limiting plates (21), second extrusion springs (72) are sleeved on the outer walls of the second telescopic rods (71), telescopic plates (73) are arranged between every two adjacent limiting plates (21), the rotating rod (12) horizontally fixedly penetrates through the circle center position of the rotating plate B (7), clamping grooves (29) are formed in the middles of the arc-shaped outer walls of the four groups of limiting plates (21), two groups of linkage rods (28) are fixedly arranged on the outer walls of the left side and the right side of one group of limiting plates (21), the other ends of the two groups of linkage rods (28) on the left side and the right side are respectively, a first telescopic rod (52) is fixedly installed between the inner wall of the linkage block (54) and the outer wall of the rotating plate A (5), a first extrusion spring (53) is sleeved on the outer wall of the first telescopic rod (52), and adjusting rods (58) are arranged between two side wall surfaces of the linkage block (54) and two side inner walls of the hollow-out position of the rotating plate (2).

2. The wire cutting device for communication engineering according to claim 1, characterized in that: the two ends of the adjusting rod (58) are respectively and fixedly provided with a rotating ball (59), the inner walls of the two sides of the hollowed-out part of the rotating plate (2) are respectively provided with an adjusting groove (55) far away from the center position in the direction, a threaded rod (56) in a vertical state is fixedly arranged in the two adjusting grooves (55), one end of the adjusting rod (58) is movably arranged on the side wall of the linkage block (54) through the rotating ball (59), and one end of the adjusting rod (58) is arranged on the threaded rod (56).

3. The wire cutting device for communication engineering according to claim 2, wherein: one side wall face of the threaded rod (56) close to the adjusting rod (58) is provided with a lower pressure groove (6) which is clamped with a rotating ball (59) mutually, the rotating ball (59) on the other end of the adjusting rod (58) is movably clamped in a cavity of the lower pressure groove (6), the outer walls of the two threaded rods (56) are in threaded connection with nuts (57), and the nuts (57) are located above the rotating ball (59) in the cavity of the lower pressure groove (6).

4. The wire cutting device for communication engineering according to claim 1, characterized in that: expansion plate (73) are the arc, and the equal fixed mounting in arc both ends of four groups expansion plate (73) has baffle (74), all sets up flexible groove (75) with the mutual block of baffle (74) on the both sides lateral wall of four groups limiting plate (21), and expansion plate (73) are located between the lateral wall of two adjacent limiting plate (21), and the equal fixed mounting in flexible groove (75) intracavity has adjusting spring (76).

5. The wire cutting device for communication engineering according to claim 1, characterized in that: the clamping device is characterized in that the inner walls of the clamping grooves (29) of the four groups of limiting plates (21) are provided with uniformly distributed fastening mechanisms (3), each fastening mechanism (3) comprises an extrusion plate (31) and a hydraulic pipe (36), the top ends of the extrusion plates (31) are in an inwards concave arc shape, the extrusion plates (31) are arranged at the bottoms of the cavities of the clamping grooves (29), the bottoms of the extrusion plates (31) are fixedly provided with buffer plates (32), the cavities of the clamping grooves (29) are internally provided with buffer grooves (33) which are mutually clamped with the buffer plates (32), the top ends of the extrusion plates (31) extend into the cavities of the clamping grooves (29), the hydraulic pipes (36) are in a shape like Chinese character 'shan', one sides of the vertical extending ends of the left side and the right side of each hydraulic pipe (36), which are mutually close to each other, the hydraulic pipes (36) are fixedly arranged in the wall surfaces of the limiting plates (21), and the middle protruding ends of, the bottom fixed mounting of buffer board (32) has catch bar A (34), and the protruding end intracavity activity block in middle part of hydraulic pressure pipe (36) has piston plate A (37), and the wall of the protruding end in middle part of hydraulic pressure pipe (36) is run through in the bottom activity of catch bar A (34), and the bottom fixed mounting of catch bar A (34) is at the top of piston plate A (37).

6. The wire cutting device for communication engineering according to claim 5, wherein: the outer wall of the push rod A (34) is sleeved with a buffer spring (35), and the buffer spring (35) is located between the buffer plate (32) and the outer wall of the middle protruding end of the hydraulic pipe (36).

7. The wire cutting device for communication engineering according to claims 1 and 5, wherein: both ends all are provided with locating plate (38) about draw-in groove (29) upside inner wall, locating plate (38) are the arc of indent, one side fixed mounting that locating plate (38) are close to draw-in groove (29) inner wall has locating lever (39), locating groove (4) that correspond each other with locating lever (39) position are all seted up at both ends about draw-in groove (29) upside inner wall, the one end that locating plate (38) were kept away from in locating lever (39) stretches into at locating groove (4) intracavity, and locating lever (39) are located the one end fixed mounting of locating groove (4) intracavity and have slurcam (41) with the mutual block of locating groove (4), the equal fixed mounting in one side wall that locating lever (39) were kept away from in two slurcam (41) has catch bar B (43), supporting spring (44) have been.

8. The wire cutting device for communication engineering according to claims 5 and 7, wherein: the protruding end of the vertical extension end of hydraulic pressure pipe (36) left and right sides all stretches into in constant head tank (4) intracavity, the equal activity block of inner wall of the protruding end of the vertical extension end of hydraulic pressure pipe (36) left and right sides has piston plate B (42), the protruding end wall face of extending of hydraulic pressure pipe (36) is run through in the one end activity that locating lever (39) were kept away from in catch bar B (43), and this end fixed connection of catch bar B (43) is on the wall of piston plate B (42), supporting spring (44) are located catch bar (41) wall and hydraulic pressure pipe (36) and extend between the bellied wall.