CN108825940B - Shock-proof device for electric control cabinet of wire drawing machine - Google Patents
Shock-proof device for electric control cabinet of wire drawing machine Download PDFInfo
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- CN108825940B CN108825940B CN201810965368.XA CN201810965368A CN108825940B CN 108825940 B CN108825940 B CN 108825940B CN 201810965368 A CN201810965368 A CN 201810965368A CN 108825940 B CN108825940 B CN 108825940B
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- 238000005491 wire drawing Methods 0.000 title claims abstract description 42
- 230000035939 shock Effects 0.000 claims abstract description 40
- 239000006096 absorbing agent Substances 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims description 34
- 238000007789 sealing Methods 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 description 34
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an electric control cabinet vibration-proof device of a wire drawing machine, which belongs to the field of vibration-proof devices and comprises a first vibration-proof support and a second vibration-proof support, wherein the first vibration-proof support and the second vibration-proof support are used for isolating an electric control cabinet and a main body, the first vibration-proof support comprises a first cross rod and first vertical rods fixed at two ends of the first cross rod, the second vibration-proof support comprises a second cross rod and second vertical rods fixed at two ends of the second cross rod, a plurality of shock absorbers are fixed at the tops of the first cross rod and the second cross rod, the electric control cabinet is fixed on the shock absorbers, and vibration-proof cylinders are connected at the bottom ends of the first vertical rods and the second vertical rods. The vibration-proof device for the electric control cabinet of the wire drawing machine can effectively prevent the vibration of the electric control cabinet caused by the working of a main body of the wire drawing machine, can resist the vibration transmitted through the ground and the external force born by the electric control cabinet, has strong vibration resistance, can greatly reduce the failure rate of the wire drawing machine, and effectively prevents core control components in the electric control cabinet such as a frequency converter, a programmable controller and the like from loosening, damaging and even scrapping.
Description
Technical Field
The invention relates to the field of vibration-proof devices, in particular to a vibration-proof device of an electric control cabinet of a wire drawing machine.
Background
The wire drawing machine is also called a wire drawing machine and a wire drawing machine, is widely used in industrial application, is widely applied to industries such as machine manufacturing, hardware processing, petrochemical industry, plastics, bamboo and wood products, wires and cables and the like, and particularly in the nonferrous metal and alloy processing industry, the nonferrous metal and alloy wires or bars thereof are usually required to be drawn by using the metal wire drawing machine, so that the diameter, roundness, internal metallographic structure, surface finish and straightening degree of the wires or bars all meet the raw material processing requirements required by the production of metal products such as standard components and the like, and the pretreatment quality of the wires or bars by the wire drawing machine is directly related to the product quality of metal product production enterprises such as standard components and the like.
At present, nonferrous metal processing enterprises usually adopt large-scale production, have a lot of small drawing machines, and the number of simultaneously put into operation is many, and small drawing machines usually include wire drawing machine main body that carries out wire drawing work and wire drawing machine automatically controlled cabinet that is used for controlling main body operation, and at present domestic wire drawing machine mostly adopts automatic control mode, and its core control part includes converter, programmable controller, touch-sensitive screen etc. all is located wire drawing machine automatically controlled cabinet, and its value is not unusual. The wire drawing machine can often produce vibrations of different frequencies when working, especially wire drawing machine is in the life-span of operation to reach middle and late stage, and the equipment degradation trend can inevitably appear, and the body vibrations are often great when the operation. The existing small drawing machine is fixedly connected with the electric control cabinet on the main machine body, when the main machine body of the drawing machine vibrates, the electric control cabinet can be caused to vibrate frequently, and an enterprise works simultaneously with a plurality of drawing machines in large-scale production, irregular vibration of the frequency can be transmitted to the electric control cabinet through the ground, so that faults of the electric control cabinet are frequently generated, core electric control components such as a frequency converter, a programmable controller and a touch screen are easy to loose, damage and discard, potential safety hazards are large, maintenance cost is high, production work of the drawing machines is seriously affected, and the enterprise suffers from large economic loss.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the vibration-proof device for the electric control cabinet of the wire drawing machine, which can effectively prevent the electric control cabinet from vibrating when the main body of the wire drawing machine works, effectively isolate the electric control cabinet and the main body of the wire drawing machine, resist vibration transmitted through the ground and external force born by the electric control cabinet, has strong vibration-proof capability and can greatly reduce the failure rate of the wire drawing machine.
The technical scheme adopted by the invention is as follows:
the invention provides an electric control cabinet vibration-proof device of a wire drawing machine, which comprises a first vibration-proof support and a second vibration-proof support, wherein the first vibration-proof support and the second vibration-proof support are used for isolating an electric control cabinet and a main machine body, the first vibration-proof support is positioned on one side of the second vibration-proof support, the main machine body is positioned on the inner sides of the first vibration-proof support and the second vibration-proof support, the electric control cabinet is positioned on the outer tops of the first vibration-proof support and the second vibration-proof support, the first vibration-proof support comprises a first cross rod and a first vertical rod fixed at two ends of the first cross rod, the second vibration-proof support comprises a second cross rod and a second vertical rod fixed at two ends of the second cross rod, a plurality of shock absorbers are fixed at the tops of the first cross rod and the second cross rod, and vibration-proof cylinders are connected at the bottoms of the first vertical rod and the second vertical rod.
As a further improvement of the scheme, the shockproof cylinder comprises a shockproof cylinder body, a push rod and a piston, wherein the push rod and the piston are arranged in the shockproof cylinder body, the piston is fixed on the push rod, the piston is in sliding connection with the inner wall of the shockproof cylinder body, the piston is used for dividing the shockproof cylinder body into an upper shockproof cavity and a lower shockproof cavity, the upper part of the push rod penetrates through the upper shockproof cavity and extends to the outer side of the shockproof cylinder body, the lower part of the push rod is positioned in the lower shockproof cavity, a reset spring is arranged in the lower shockproof cavity, one end of the reset spring is connected with the bottom end of the piston, the other end of the reset spring is connected with the bottom of the lower shockproof cavity, an oil unloading cylinder body is sleeved on the outer wall of the lower portion of the shockproof cylinder body, an oil unloading cavity is formed by the inner wall of the oil unloading cylinder body, and a plurality of oil unloading through holes are formed in the cylinder wall of the lower portion of the shockproof cylinder body, and the oil unloading cavity is communicated with the lower shockproof cavity through a plurality of oil unloading through holes.
As the further improvement of this scheme, be provided with the current-limiting piece that is used for blockking up the oil discharge through-hole in the chamber that takes precautions against earthquakes down, the current-limiting piece includes connecting portion, locates the current-limiting part at connecting portion both ends, connecting portion with current-limiting part is integrated into one piece, connecting portion are fixed the bottom of push rod, current-limiting part with the inner wall sliding connection of taking precautions against earthquakes the barrel, connecting portion with the inner wall of taking precautions against earthquakes the barrel forms logical oil groove, reset spring runs through logical oil groove, the position of current-limiting part with the position looks adaptation of oil discharge through-hole.
As a further improvement of the scheme, the top end of the oil discharge cylinder body and the shockproof cylinder body are integrally formed, a flange is arranged at the edge of the bottom end of the oil discharge cylinder body, the flange and the oil discharge cylinder body are integrally formed, a sealing plate is arranged at the bottom of the shockproof cylinder body, the flange is in sealing connection with the sealing plate through bolts, and a rubber cushion layer is arranged between the flange and the sealing plate.
As a further improvement of the scheme, a cylinder cover is fixed at the top end of the shockproof cylinder body, the upper part of the push rod penetrates through the cylinder cover, a connecting block is fixed at the top end of the push rod and positioned at the outer side of the shockproof cylinder body, the bottom end of the first vertical rod is fixedly connected with the connecting block of the shockproof cylinder and positioned below the first vertical rod, the bottom end of the second vertical rod is fixedly connected with the connecting block of the shockproof cylinder and positioned below the second vertical rod, a first shockproof spring is sleeved on the push rod and positioned at the outer side of the shockproof cylinder body, one end of the first shockproof spring is connected with the cylinder cover, and the other end of the first shockproof spring is connected with the connecting block.
As a further improvement of the scheme, a second shockproof spring is arranged in the upper shockproof cavity and sleeved on the push rod, one end of the second shockproof spring is connected with the piston, and the other end of the second shockproof spring is connected with the cylinder cover.
As the further improvement of this scheme, the bumper shock absorber includes the shock attenuation barrel, is located shock absorber pillar in the shock absorber barrel, the upper portion bilateral symmetry of shock absorber pillar is provided with the stopper, be fixed with the limiting plate on the inner wall of shock absorber barrel, the spacing hole has been seted up at the middle part of limiting plate, the shock absorber pillar with the outer shape of edge that the stopper formed with the shape looks adaptation of spacing hole, the top of shock absorber barrel is fixed with the upper junction plate, the stopper is located the upper junction plate with between the limiting plate, the bottom mounting of shock absorber pillar has the lower junction plate, the cover is equipped with damping spring on the shock absorber pillar, damping spring is located down the junction plate with between the limiting plate.
As a further improvement of the scheme, the top end of the shock absorption post is provided with a rubber block, the shape of the rubber block is matched with that of the shock absorption post, the lower connecting plate is provided with a rubber gasket, and the shape of the rubber gasket is matched with that of the bottom end of the shock absorption barrel.
As a further improvement of the scheme, a connecting hole is formed in the upper connecting plate, the upper connecting plate is connected with the electric control cabinet through a bolt in the connecting hole, a countersink is formed in the lower connecting plate, and the lower connecting plate is connected with the first cross rod or the second cross rod through a bolt in the countersink.
As a further improvement of the scheme, a plurality of first reinforcing rods are connected between the first transverse rod and the second transverse rod, and a plurality of second reinforcing rods are connected between the first vertical rods and the second vertical rods.
Compared with the prior art, the invention has the beneficial effects that:
according to the vibration-proof device of the electric control cabinet of the wire drawing machine, the first vibration-proof support comprising the first cross rod and the first vertical rod and the second vibration-proof support comprising the second cross rod and the second vertical rod are arranged, the first cross rod and the second cross rod support the electric control cabinet, the first vertical rod and the second vertical rod can protect the main machine body, the electric control cabinet and the main machine body can be completely separated, vibration of the electric control cabinet can not be caused when the main machine body operates, stable operation of core control components such as a frequency converter, a programmable controller and a touch screen in the electric control cabinet can be ensured, the disassembly and the improvement are convenient, the device can be reused, and the maintenance cost is low;
the bottom ends of the first vertical rod and the second vertical rod are respectively connected with the shockproof cylinder, when the shock is transmitted through the ground, the shockproof cylinders are firstly shocked, the push rod in the shockproof cylinder vibrates to drive the piston to slide up and down in the shockproof cylinder, or when the electric control cabinet is impacted by external force, the electric control cabinet transmits force to the push rod through the first shockproof support and the second shockproof support, when the push rod is stressed by pressure, the piston is driven to slide downwards, shockproof oil in the lower shockproof cavity can be pressed into the oil unloading cavity through the oil unloading through hole, the damping force generated in the process can eliminate part of pressure, meanwhile, the return spring in the shockproof oil is stressed to generate rebound force to further offset part of pressure, so that the piston slowly moves downwards, the combination of the return spring and the piston is positioned in the shockproof oil, the elastic supporting force of the spring can be enhanced, the bearing and damping capacity of the shockproof cylinder can be improved, and the damping effect of the shockproof cylinder can be enhanced, the return spring returns to enable the piston to slide upwards, so that the shockproof oil in the oil discharging cavity flows back into the lower shockproof cavity from the oil discharging through hole, the damping force generated in the process can enable the piston and the push rod to move upwards slowly, the first shockproof support and the second shockproof support are prevented from jolting severely, the damping force generated by the flow of the shockproof oil between the lower shockproof cavity and the oil discharging cavity and the compression and return action of the return spring are generated, so that the force generated by vibration transmitted through the ground is eliminated, the vibration is prevented from being transmitted to the electric control cabinet, the vibration and the impact force are prevented from being concentrated on the electric control cabinet when the electric control cabinet is subjected to external force such as impact, the damage to components in the electric control cabinet is prevented, the operation of the electric control cabinet is kept high in stability, the wire drawing machine can operate normally and stably, the failure rate caused by the electric control cabinet is greatly reduced, the production efficiency of the wire drawing machine and the economic benefit of enterprises are ensured;
the electric control cabinet is fixed on the shock absorbers through fixing the plurality of shock absorbers on the tops of the first cross rod and the second cross rod, and when the electric control cabinet is impacted or receives the force transmitted by the first shock-proof support and the second shock-proof support, part of the force can be eliminated through the shock absorbers, so that the damage of internal components caused by concentrated stress of the electric control cabinet is prevented; through the combination of shockproof jar and bumper shock absorber, carry out multiple shock attenuation to automatically controlled cabinet, can the furthest eliminate the external force that produces because of vibrations and because of striking etc. and take precautions against earthquakes the ability extremely strong, can prolong the life of automatically controlled cabinet internal part greatly.
Drawings
Fig. 1 is a schematic diagram of a front view structure of an electric control cabinet vibration damper of a wire drawing machine in working according to an embodiment of the invention;
fig. 2 is a schematic diagram of a rear view structure of an electric control cabinet vibration damper of a wire drawing machine in working according to the embodiment of the invention;
fig. 3 is a schematic diagram of a left-view structure of an electric control cabinet vibration damper of a wire drawing machine in working according to the embodiment of the invention;
FIG. 4 is a schematic view of a construction of a vibration-proof cylinder according to an embodiment of the present invention;
FIG. 5 is a schematic view of the cross-sectional structure in the direction A-A of FIG. 4 provided in an embodiment of the present invention;
FIG. 6 is a schematic view of a shock absorber provided in an embodiment of the present invention;
fig. 7 is a schematic view of a cross-sectional structure in the direction B-B of fig. 6 provided in an embodiment of the present invention.
In the figure:
1. an electric control cabinet; 2. a main body; 3. a first shock mount; 31. a first cross bar; 32. a first vertical rod; 4. the second shockproof bracket; 41. a second cross bar; 42. a second vertical rod; 5. a damper; 51. a damping cylinder; 52. a shock strut; 521. a limiting block; 53. a limiting plate; 531. a limiting hole; 54. an upper connecting plate; 55. a lower connecting plate; 56. a rubber block; 57. a rubber gasket; 58. a connection hole; 59. a countersunk hole; 6. a shockproof cylinder; 7. a shockproof cylinder; 701. an upper shockproof cavity; 702. a lower shockproof cavity; 71. a push rod; 72. a piston; 73. a return spring; 74. an oil discharge through hole; 75. oil through grooves; 76. a cylinder cover; 77. a connecting block; 8. an oil discharge cylinder; 81. a flange; 9. an oil discharging cavity; 10. a flow-limiting block; 101. a connection part; 102. a flow restrictor; 11. a sealing plate; 12. a rubber cushion layer; 13. a first shock-proof spring; 14. a second shockproof spring; 15. a damping spring; 341. a first reinforcing rod; 342. and a second reinforcing rod.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and the technical solutions that are needed in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the vibration-proof device of the electric control cabinet of the wire drawing machine provided by the embodiment comprises a first vibration-proof support 3 and a second vibration-proof support 4 for isolating the electric control cabinet 1 and a main machine body 2, wherein the first vibration-proof support 3 is arranged on one side of the second vibration-proof support 4, the first vibration-proof support 3 is parallel to the second vibration-proof support 4, the main machine body 2 is positioned on the inner sides of the first vibration-proof support 3 and the second vibration-proof support 4, the electric control cabinet 1 is positioned on the outer tops of the first vibration-proof support 3 and the second vibration-proof support 4, the first vibration-proof support 3 comprises a first cross rod 31 and a first vertical rod 32 fixed on two ends of the first cross rod 31, the second vibration-proof support 4 comprises a second cross rod 41 and a second vertical rod 42 fixed on two ends of the second cross rod 41, the first vertical rod 32 and the second vertical rod 42 are respectively positioned on two sides of the main machine body 2, and the first cross rod 31 and the second cross rod 41 are not contacted with the main machine body 2, so that the main machine body and the electric control cabinet 2 are completely isolated, and the electric control cabinet 2 is prevented from being caused to cause stable operation of a frequency converter, an electric control controller and a touch screen in the electric control cabinet when the electric control cabinet is in a work and a control cabinet;
as shown in fig. 3 to 5, the bottom ends of the first vertical rod 32 and the second vertical rod 42 are connected with a shockproof cylinder 6, the shockproof cylinder 6 comprises a shockproof cylinder 7, a push rod 71 and a piston 72 which are arranged in the shockproof cylinder 7, the piston 72 is fixed on the push rod 71, the piston 72 is in sliding connection with the inner wall of the shockproof cylinder 7, the shockproof cylinder 7 is divided into an upper shockproof cavity 701 and a lower shockproof cavity 702 by the piston 72, the upper part of the push rod 71 penetrates through the upper shockproof cavity 701 and extends to the outer side of the shockproof cylinder 7, the lower part of the push rod 71 is positioned in the lower shockproof cavity 702, shockproof oil is filled in the lower shockproof cavity 702, a reset spring 73 is arranged in the lower shockproof cavity 702, one end of the reset spring 73 is connected with the bottom end of the piston 72, the other end of the reset spring 73 is connected with the bottom of the lower shockproof cavity 702, the top end of the push rod 71 positioned at the outer side of the shockproof cylinder 7 is fixedly connected with a connecting block 77, the bottom end of the first vertical rod 32 is fixedly connected with the connecting block 77 of the shockproof cylinder 6 positioned below the first vertical rod 32, and the bottom end of the shockproof cylinder 6 positioned below the second vertical rod 42 is fixedly connected with the connecting block 77 of the shockproof cylinder 6, so that the first support 3 and the second support 4 are fixedly connected with the shockproof support 71 through the connecting block 77; the oil discharging cylinder body 8 is sleeved on the outer wall of the lower part of the shockproof cylinder body 7, an oil discharging cavity 9 is formed by the inner wall of the oil discharging cylinder body 8 and the outer wall of the shockproof cylinder body 7, a plurality of oil discharging through holes 74 are formed in the cylinder wall of the lower part of the shockproof cylinder body 7, the oil discharging cavity 9 is communicated with the lower shockproof cavity 702 through the plurality of oil discharging through holes 74, the top end of the oil discharging cylinder body 8 and the cylinder wall of the shockproof cylinder body 7 are integrally molded, the oil discharging cylinder body 8 and the shockproof cylinder body 7 are integrally molded, the flange 81 is integrally molded with the oil discharging cylinder body 8, a sealing plate 11 is arranged at the bottom of the shockproof cylinder body 7, the flange 81 is in sealing connection with the sealing plate 11 through bolts, a rubber cushion layer 12 is arranged between the flange 81 and the sealing plate 11, sealing of the bottom of the oil discharging cylinder body 8 and the shockproof cylinder body 7 is guaranteed, and when the bottom of the shockproof cylinder body 7 is in contact with the rubber cushion layer 12 through the lower sliding of the shockproof push rod 71, the downward pressure generated by the push rod 71 can be buffered. When the ground is vibrated, vibration is firstly transferred to the sealing plate 11, the vibration is transferred to the oil discharging cylinder 8 and the shockproof cylinder 7 through the sealing plate 11, and the vibration is transferred to the push rod 71 through the oil discharging cylinder 8, so that the push rod 71 is subjected to vibration generating force and drives the piston 72 to slide up and down on the inner wall of the shockproof cylinder 7, or when the electric control cabinet 1 is subjected to external force such as impact, the electric control cabinet 1 transfers force to the first cross rod 31 and the second cross rod 41, the first cross rod 31 and the second cross rod 41 transfer force to the first vertical rod 32 and the second vertical rod 42, the first vertical rod 32 and the second vertical rod 42 transfer force to the push rod 71 through the connecting block 77, the push rod 71 drives the piston 72 to slide up and down on the inner wall of the shockproof cylinder 7, the piston 72 is driven to move down when the push rod 71 is subjected to downward force, the piston 72 compresses the lower shockproof cavity 702, and shockproof oil in the lower shockproof cavity 702 is pressed into the shock-proof cavity 9 through the oil discharging through hole 74, when the piston 72 moves downwards, the return spring 73 is pressed to generate rebound force to eliminate partial pressure, the piston 72 can move downwards slowly, when the downward pressure of the piston 72 is smaller than the rebound force of the return spring 73 and the damping force generated by the vibration-proof oil, the return spring 73 rebounds to reset, the piston 72 slides upwards, the vibration-proof oil in the oil discharging cavity 9 flows back into the lower vibration-proof cavity 702 from the oil discharging through hole 74, the damping force generated by the vibration-proof oil in the process can lead the piston 72 and the push rod 71 to move upwards slowly, when the piston 72 slides upwards to a certain distance, the return spring 73 is pulled to restrain the push rod 71 to move upwards, the piston 72 and the push rod 71 move upwards and downwards slowly in a certain range, and the first vibration-proof bracket 3 and the second vibration-proof bracket 4 connected with the push rod 71 are prevented from jolting violently, the operation of the electric control cabinet 1 at the top of the first shockproof support 3 and the second shockproof support 4 is more stable, damping force is generated through the flow of shockproof oil between the lower shockproof cavity 702 and the oil unloading cavity 9, and the compression, stretching and resetting actions of the reset spring 72 are carried out, so that the force generated by vibration transmitted through the ground is eliminated, the vibration is prevented from being transmitted to the electric control cabinet 1, the vibration and the impact force can be prevented from being concentrated on the electric control cabinet 1 when the electric control cabinet 1 is subjected to external force such as impact, the damage to components in the electric control cabinet 1 is prevented, the operation of the electric control cabinet 1 is kept high, the normal and stable operation of a wire drawing machine is realized, the failure rate caused by the electric control cabinet 1 is greatly reduced, the maintenance cost is greatly reduced, and the production efficiency of the wire drawing machine and the economic benefit of enterprises are ensured;
as shown in fig. 1 to 3 and fig. 6 to 7, the top parts of the first cross rod 31 and the second cross rod 41 are respectively fixed with a plurality of dampers 5, the electric cabinet 1 is fixed on the plurality of dampers 5, each damper 5 comprises a damper cylinder body 51 and damper struts 52 positioned in the damper cylinder body 51, limiting blocks 521 are symmetrically arranged on two sides of the upper part of each damper strut 52, limiting plates 53 are fixed on the inner walls of the damper cylinder bodies 51, limiting holes 531 are formed in the middle parts of the limiting plates 53, the outer edge shapes formed by the damper struts 52 and the limiting blocks 521 are matched with the shapes of the limiting holes 531, an upper connecting plate 54 is fixed on the top end of each damper cylinder body 51, the limiting blocks 521 are positioned between the upper connecting plate 54 and the limiting plates 53, a lower connecting plate 55 is fixed on the bottom end of each damper strut 52, damper springs 15 are sleeved on the damper struts 52 and positioned between the lower connecting plate 55 and the limiting plates 53. When the damper 5 is assembled, firstly, the damper spring 15 is sleeved on the damper strut 52, then the damper cylinder 51 is sleeved above the damper strut 52, and the damper cylinder 51 is rotated, so that when the positions of the limit holes 531 on the limit plate 53 correspond to the positions of the damper strut 52 and the limit block 521, the upper end of the damper strut 52 and the limit block 521 are clamped between the upper connecting plate 54 and the limit plate 53, and then the damper cylinder 51 is rotated by 90 degrees, so that the limit block 521 is blocked by the limit plate 53, and the assembly of the damper 5 can be completed. The upper connecting plate 54 is provided with a connecting hole 58, the upper connecting plate 54 is connected with the electric control cabinet 1 through bolts in the connecting hole 58, the lower connecting plate 55 is provided with a countersunk hole 59, and the lower connecting plate 55 is connected with the first cross rod 31 or the second cross rod 41 through bolts in the countersunk hole 59. When the electric control cabinet 1 receives external forces such as impact force, the electric control cabinet 1 transmits the pressure to the damping cylinder body 51 through the upper connecting plate 54, the damping cylinder body 51 transmits the pressure to the damping spring 15 through the limiting plate 53, the damping spring 15 is compressed by force to generate resilience force so as to offset part of the pressure, or when the electric control cabinet 1 receives the force transmitted by the first damping bracket 3 and the second damping bracket 4, the damping spring 15 is compressed between the lower connecting plate 55 and the limiting plate 53 to offset the force, and the combination of the damping cylinder 6 and the damper 5 is used for carrying out multiple damping on the electric control cabinet 1, so that the external forces such as the force generated by vibration and the impact force can be eliminated to the greatest extent, the damping capacity is extremely strong, and the service life of internal parts of the electric control cabinet can be greatly prolonged.
In order to improve the vibration-proof effect of the vibration-proof cylinder 6 when receiving larger vibration and pressure, further, a flow-limiting block 10 for blocking the oil discharge through hole 74 is arranged in the lower vibration-proof cavity 702, the flow-limiting block 10 comprises a connecting part 101 and flow-limiting parts 102 arranged at two ends of the connecting part 101, the connecting part 101 and the flow-limiting parts 102 are integrally formed, the connecting part 101 is fixed at the bottom end of the push rod 71, the flow-limiting parts 102 are slidably connected with the inner wall of the vibration-proof cylinder 7, the connecting part 101 and the inner wall of the vibration-proof cylinder 7 form an oil through groove 75, the return spring 73 penetrates through the oil through groove 75, and the vibration-proof oil can pass through the oil through groove 75, and the position of the flow-limiting parts 102 is matched with the position of the oil discharge through hole 74. When the push rod 71 drives the piston 72 to move downwards, the flow limiting block 10 at the bottom end of the push rod 71 moves downwards, when the pressure borne by the push rod 71 is larger, the sliding distance of the piston 72 is longer, the sliding distance of the flow limiting block 10 is longer, when the flow limiting part 102 on the flow limiting block 10 slides downwards to the position of the oil discharging through hole 9, the flow limiting part 102 blocks part of the oil discharging through hole 9, so that the flow speed of the anti-vibration oil in the lower anti-vibration cavity 702 flowing into the oil discharging cavity 9 is reduced, the damping force is increased to resist larger pressure, and when the sliding distance of the flow limiting block 10 is longer, the blocking oil discharging through hole 9 is larger, the generated damping force is larger, and the anti-vibration effect can be enhanced.
In order to enhance the shock-proof bearing capacity of the shock cylinder 6, further, a cylinder cover 76 is fixed at the top end of the shock-proof cylinder 7, the upper part of the push rod 71 penetrates through the cylinder cover 76 and extends to the outer side of the shock-proof cylinder 7, a first shock-proof spring 13 is sleeved on the push rod 71 positioned at the outer side of the shock-proof cylinder 7, one end of the first shock-proof spring 13 is connected with the cylinder cover 76, the other end of the first shock-proof spring 13 is connected with the connecting block 77, further, a second shock-proof spring 14 is arranged in the upper shock-proof cavity 701, the second shock-proof spring 14 is sleeved on the push rod 71, one end of the second shock-proof spring 14 is connected with the piston 72, the other end of the second shock-proof spring 14 is connected with the cylinder cover 76, when the shock-proof cylinder 6 is vibrated or the push rod 71 is moved upwards by the force transmitted by the electric cabinet 1, the first shock-proof spring 13 is tensioned, the second shock-proof spring 14 is compressed, and when the push rod 71 is moved downwards, the first spring 13 is compressed, the second shock-proof spring 14 is tensioned, the large bearing capacity of the push rod 71 can be further enhanced by the cooperation of the first shock-proof spring 13 and the second shock-proof spring 14.
In order to enhance the damping effect of the damper 5, further, the top end of the damping strut 52 is provided with a rubber block 56, the shape of the rubber block 56 is matched with the shape of the damping strut 52, the lower connecting plate 55 is provided with a rubber gasket 57, the shape of the rubber gasket 57 is matched with the shape of the bottom end of the damping cylinder 51, the distance from the rubber block 56 to the bottom of the upper connecting plate 54 is equal to the distance from the rubber gasket 57 to the bottom end of the damping cylinder 51, when the damping cylinder 51 moves to the limit under a larger force, the bottom of the upper connecting plate 54 is abutted against the rubber block 56, the bottom end of the damping cylinder 51 is abutted against the rubber gasket 57, the rubber block 56 and the rubber gasket 57 are simultaneously extruded to buffer larger pressure, so that noise caused by direct collision between the upper connecting plate 54 and the damping strut 52 and damage of the damper 5 are prevented, noise caused by direct collision between the damping cylinder 51 and the lower connecting plate 55 and damage of the damper 5 are prevented, the stability and damping effect of the damper 5 in operation can be enhanced, and the service life of the damper 5 is prolonged.
In order to enhance the stability of the vibration-proof device of the electric control cabinet of the wire drawing machine, further, a plurality of first reinforcing rods 341 are connected between the first cross rod 31 and the second cross rod 41, a plurality of second reinforcing rods 342 are connected between the first vertical rods 32 and the second vertical rods 42, one end of each first reinforcing rod 341 is fixedly connected with the first cross rod 31, the other end of each first reinforcing rod 341 is fixedly connected with the second cross rod 41, one end of each second reinforcing rod 342 is fixedly connected with the first vertical rod 32, the other end of each second reinforcing rod 342 is fixedly connected with the second vertical rod 42, the first vibration-proof support 3 and the second vibration-proof support 4 are connected more tightly, so that the stability of the first vibration-proof support 3 and the second vibration-proof support 4 under stress is improved, and the vibration-proof effect of the vibration-proof device of the electric control cabinet of the wire drawing machine is further ensured.
The foregoing is merely illustrative of specific embodiments of the present invention, and the scope of the invention is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (7)
1. An automatically controlled cabinet shock mounting of wire drawing machine, its characterized in that:
the anti-vibration device comprises a first anti-vibration support (3) and a second anti-vibration support (4) which are used for isolating an electric control cabinet (1) and a main machine body (2), wherein the first anti-vibration support (3) is arranged on one side of the second anti-vibration support (4), the main machine body (2) is positioned on the inner sides of the first anti-vibration support (3) and the second anti-vibration support (4), and the electric control cabinet (1) is positioned on the top of the outer sides of the first anti-vibration support (3) and the second anti-vibration support (4);
the first shockproof support (3) comprises a first cross rod (31) and first vertical rods (32) fixed at two ends of the first cross rod (31);
the second shockproof support (4) comprises a second cross rod (41) and second vertical rods (42) fixed at two ends of the second cross rod (41);
the tops of the first cross rod (31) and the second cross rod (41) are respectively fixed with a plurality of shock absorbers (5), and the electric control cabinet (1) is fixed on the shock absorbers (5);
the bottom ends of the first vertical rod (32) and the second vertical rod (42) are connected with a shockproof cylinder (6);
the anti-vibration cylinder (6) comprises an anti-vibration cylinder body (7), a push rod (71) and a piston (72), wherein the push rod (71) and the piston (72) are arranged in the anti-vibration cylinder body (7), the piston (72) is fixed on the push rod (71), and the piston (72) is in sliding connection with the inner wall of the anti-vibration cylinder body (7);
the piston (72) divides the shockproof barrel (7) into an upper shockproof cavity (701) and a lower shockproof cavity (702), the upper part of the push rod (71) penetrates through the upper shockproof cavity (701) and extends to the outer side of the shockproof barrel (7), and the lower part of the push rod (71) is positioned in the lower shockproof cavity (702);
a reset spring (73) is arranged in the lower shockproof cavity (702), one end of the reset spring (73) is connected with the bottom end of the piston (72), and the other end of the reset spring (73) is connected with the bottom of the lower shockproof cavity (702);
an oil discharging cylinder body (8) is sleeved on the outer wall of the lower part of the shockproof cylinder body (7), an oil discharging cavity (9) is formed by the inner wall of the oil discharging cylinder body (8) and the outer wall of the shockproof cylinder body (7), a plurality of oil discharging through holes (74) are formed in the cylinder wall of the lower part of the shockproof cylinder body (7), and the oil discharging cavity (9) is communicated with the lower shockproof cavity (702) through the plurality of oil discharging through holes (74);
a flow limiting block (10) for blocking the oil discharging through hole (74) is arranged in the lower shockproof cavity (702);
the flow limiting block (10) comprises a connecting part (101) and flow limiting parts (102) arranged at two ends of the connecting part (101), and the connecting part (101) and the flow limiting parts (102) are integrally formed;
the connecting part (101) is fixed at the bottom end of the push rod (71), and the flow limiting part (102) is in sliding connection with the inner wall of the shockproof barrel body (7);
an oil through groove (75) is formed in the connecting part (101) and the inner wall of the shockproof cylinder body (7), and the return spring (73) penetrates through the oil through groove (75);
the position of the flow limiting part (102) is matched with the position of the oil discharging through hole (74);
the top end of the oil discharging cylinder body (8) and the shockproof cylinder body (7) are integrally formed, a flange (81) is arranged at the edge of the bottom end of the oil discharging cylinder body (8), and the flange (81) and the oil discharging cylinder body (8) are integrally formed;
a sealing plate (11) is arranged at the bottom of the shockproof cylinder body (7);
the flange (81) is connected with the sealing plate (11) in a sealing way through bolts;
a rubber cushion layer (12) is arranged between the flange (81) and the sealing plate (11).
2. The vibration damper of an electric cabinet of a wire drawing machine according to claim 1, wherein:
a cylinder cover (76) is fixed at the top end of the shockproof cylinder body (7), and the upper part of the push rod (71) penetrates through the cylinder cover (76);
a connecting block (77) is fixed at the top end of the push rod (71) positioned at the outer side of the shockproof cylinder body (7);
the bottom end of the first vertical rod (32) is fixedly connected with the connecting block (77) of the shockproof cylinder (6) below the first vertical rod (32); the bottom end of the second vertical rod (42) is fixedly connected with the connecting block (77) of the shockproof cylinder (6) positioned below the second vertical rod (42);
the push rod (71) positioned on the outer side of the shockproof barrel body (7) is sleeved with a first shockproof spring (13), one end of the first shockproof spring (13) is connected with the barrel cover (76), and the other end of the first shockproof spring (13) is connected with the connecting block (77).
3. The vibration damper of an electric cabinet of a wire drawing machine according to claim 2, wherein:
a second shockproof spring (14) is arranged in the upper shockproof cavity (701), and the second shockproof spring (14) is sleeved on the push rod (71);
one end of the second shockproof spring (14) is connected with the piston (72), and the other end of the second shockproof spring (14) is connected with the cylinder cover (76).
4. The vibration damper of an electric cabinet of a wire drawing machine according to claim 1, wherein:
the shock absorber (5) comprises a shock absorption cylinder body (51) and a shock absorption support column (52) positioned in the shock absorption cylinder body (51);
limiting blocks (521) are symmetrically arranged on two sides of the upper part of the shock absorption support column (52);
a limiting plate (53) is fixed on the inner wall of the shock absorption cylinder body (51), and a limiting hole (531) is formed in the middle of the limiting plate (53);
the shape of the outer edge formed by the shock absorption support column (52) and the limiting block (521) is matched with the shape of the limiting hole (531);
an upper connecting plate (54) is fixed at the top end of the shock absorption cylinder body (51), and the limiting block (521) is positioned between the upper connecting plate (54) and the limiting plate (53);
the bottom end of the shock-absorbing support column (52) is fixedly provided with a lower connecting plate (55), the shock-absorbing support column (52) is sleeved with a shock-absorbing spring (15), and the shock-absorbing spring (15) is located between the lower connecting plate (55) and the limiting plate (53).
5. The vibration damper of electric control cabinet of wire drawing machine according to claim 4, wherein:
the top end of the shock absorption support (52) is provided with a rubber block (56), and the shape of the rubber block (56) is matched with the shape of the shock absorption support (52);
the lower connecting plate (55) is provided with a rubber gasket (57), and the shape of the rubber gasket (57) is matched with the shape of the bottom end of the shock absorption cylinder body (51).
6. The vibration damper of electric control cabinet of wire drawing machine according to claim 4, wherein:
a connecting hole (58) is formed in the upper connecting plate (54), and the upper connecting plate (54) is connected with the electric control cabinet (1) through a bolt in the connecting hole (58);
the lower connecting plate (55) is provided with a countersunk hole (59), and the lower connecting plate (55) is connected with the first cross rod (31) or the second cross rod (41) through bolts in the countersunk hole (59).
7. The vibration damper of an electric cabinet of a wire drawing machine according to claim 1, wherein:
a plurality of first reinforcing rods (341) are connected between the first cross rod (31) and the second cross rod (41);
a plurality of second reinforcing rods (342) are connected between the first vertical rod (32) and the second vertical rod (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810965368.XA CN108825940B (en) | 2018-08-23 | 2018-08-23 | Shock-proof device for electric control cabinet of wire drawing machine |
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| CN201810965368.XA CN108825940B (en) | 2018-08-23 | 2018-08-23 | Shock-proof device for electric control cabinet of wire drawing machine |
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| CN108825940B true CN108825940B (en) | 2023-09-08 |
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| CN205689663U (en) * | 2016-06-20 | 2016-11-16 | 谭发杨 | A kind of ratio of damping is at the uniform velocity pressed into and meets the strongest antivibrator |
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| CN2537856Y (en) * | 2002-05-29 | 2003-02-26 | 陈新基 | Anti-oil leakage damper |
| CN203335717U (en) * | 2013-07-16 | 2013-12-11 | 龙祥波 | Hydraulic double damping spring shock absorber |
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