CN115194703A - Automatic equipment of screwing up of shock absorber dust cover - Google Patents
Automatic equipment of screwing up of shock absorber dust cover Download PDFInfo
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- CN115194703A CN115194703A CN202110395043.4A CN202110395043A CN115194703A CN 115194703 A CN115194703 A CN 115194703A CN 202110395043 A CN202110395043 A CN 202110395043A CN 115194703 A CN115194703 A CN 115194703A
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- dust cover
- shock absorber
- plate
- supporting seat
- lower supporting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to automatic tightening equipment for a dust cover of a shock absorber, which comprises a base, wherein one end of the base is provided with a shock absorber clamping mechanism, the other end of the base is fixedly provided with a driving motor, a rotating shaft of the driving motor is connected with a friction type torque limiter, one end, far away from the driving motor, of the friction type torque limiter is connected with a rotating speed torque sensor, one end, far away from the friction type torque limiter, of the rotating speed torque sensor is connected with a tightening head, and one end, far away from the rotating speed torque sensor, of the tightening head is provided with a rectangular groove for clamping a hanging ring on the dust cover of the shock absorber; when the rotating speed torque sensor detects that the tightening torque meets the assembling process requirement of the dust cover and the dust cover, the input end and the output end of the friction type torque limiter are disconnected, and the driving motor keeps idling, so that the tightening torque requirement of the dust cover and the dust cover is met.
Description
Technical Field
The invention relates to the technical field of shock absorbers, in particular to automatic tightening equipment for a dust cover of a shock absorber.
Background
The shock absorber is a key part of the high-speed train, and the damping characteristic of the shock absorber plays a key role in the running stability of the high-speed train. The dust shield plays a vital role throughout the operation of the shock absorber. The dust cover is dust-proof as the name implies, but is by no means so simple that in addition to dust-proof, the shock absorber dust cover also serves as a protection, protecting the shock absorber from dust and ensuring that the shock absorber maintains an optimal working condition. Most consider the shock absorber dust cover not so important in whole shock absorber spare part, and in fact just the contrary, the use of not paying attention to the shock absorber dust cover at first can lead to whole shock absorber to damage, and shock absorber effect of keeping away will be not obvious etc..
The tightening process of the dust cover and the dust cover of the shock absorber is to meet the set range of the assembling process of the tightening torque of the dust cover and the dust cover in practice. The dust-proof cover cap can fall off when the shock absorber works due to over looseness; too tight can also have a number of negative effects on the operation of the damper. Therefore, the problem that the tightening torque of the dustproof cover meets the set requirements of the process is urgently solved; meanwhile, the assembly efficiency is solved, the labor intensity is reduced, and the assembly automation is realized.
At present, no special equipment is available in the process of screwing the dust cover and the dust cover cap in China, manual screwing is adopted in production, and the screwing torque cannot meet the process requirements, or is too tight or too loose. The production efficiency is extremely low, and the production capacity is seriously influenced.
Disclosure of Invention
The invention aims to solve the technical problem of providing automatic tightening equipment for a dust cover of a shock absorber, which adopts a combination of a rotating speed torque sensor and a friction type torque limiter to well control the tightening torque of the dust cover and simultaneously realize the automatic tightening of the dust cover so as to solve the problems in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides an automatic equipment of screwing up of shock absorber dust cover, includes the base, the one end of base is equipped with bumper shock absorber clamping mechanism, the other end fixed mounting of base has driving motor, be connected with friction formula torque limiter in driving motor's the axis of rotation, friction formula torque limiter keeps away from driving motor's one end is connected with rotational speed torque sensor, rotational speed torque sensor keeps away from friction formula torque limiter's one end is connected with screws up the head, it keeps away from to screw up the head rotational speed torque sensor's one end is equipped with the rectangular channel that rings card on the dust cover lid that is used for supplying the bumper shock absorber goes into.
According to the preferable technical scheme, the shock absorber clamping mechanism comprises a lower supporting seat, a vertical plate is fixedly mounted on one side of the lower supporting seat, a top plate is fixedly mounted at the top of the vertical plate, a cylinder extending downwards is fixedly mounted on the top plate, an upper pressing seat is fixedly mounted on a telescopic rod of the cylinder, and arc-shaped grooves used for clamping the shock absorber are respectively formed in the top of the lower supporting seat and the bottom of the upper pressing seat.
As a further improvement, a sliding groove extending transversely is formed in the base, the lower supporting seat is slidably mounted in the sliding groove, and the lower supporting seat slides along the sliding groove to enable the hanging ring on the dust cover cap to be clamped into or separated from the rectangular groove.
As a further improvement, a support plate is fixedly mounted on the base, the support plate is positioned on one side, away from the tightening head, of the lower support seat, a hydraulic cylinder is arranged between the support plate and the lower support seat, a cylinder body of the hydraulic cylinder is fixedly mounted on the support plate, and a support spring is connected between a telescopic rod of the hydraulic cylinder and the lower support seat.
As a further improvement, a rack extending along the length direction of the sliding chute is fixedly installed at the bottom of the sliding chute, an avoidance groove for the rack to pass through is formed in the position, corresponding to the rack, of the lower supporting seat, a cross shaft is rotatably installed in the avoidance groove, and a gear matched with the rack is coaxially and fixedly installed on the cross shaft; the tightening head is characterized in that a mounting cavity is formed in the lower supporting seat, one end of the transverse shaft extends into the mounting cavity and is coaxially and fixedly provided with a ratchet wheel, a pawl matched with the ratchet wheel is arranged in the mounting cavity, one end of the pawl is rotatably mounted in the mounting cavity through a small shaft, the pawl is meshed with the ratchet wheel to limit the lower supporting seat to slide towards one side far away from the tightening head, and a linkage mechanism used for driving the pawl to be meshed with or separated from the ratchet wheel is arranged in the lower supporting seat.
As a preferred technical scheme, the linkage mechanism comprises a swing plate fixedly mounted at one end of the pawl close to the small shaft, the swing plate and the pawl are located in the same plane, an auxiliary cavity is arranged in the lower support seat and provided with a through hole which extends downwards and is communicated with the mounting cavity, a movable column is movably mounted in the through hole, a long strip-shaped hole for the movable column to pass through is formed in the swing plate, a first baffle plate located in the mounting cavity is fixedly mounted at the lower end of the movable column, a first spring located between the swing plate and the first baffle plate is sleeved on the movable column, the swing plate is pushed by the first spring to rotate upwards to enable the pawl to be meshed with the ratchet wheel, a metal block located in the auxiliary cavity is fixedly mounted at the upper end of the movable column, and an electromagnet for adsorbing the metal block is fixedly mounted at the top of the auxiliary cavity; a limiting plate is fixedly mounted in the auxiliary cavity through a supporting rod, an avoidance hole for the movable column to pass through is formed in the limiting plate, a second baffle located in the auxiliary cavity is fixedly mounted on the movable column, the second baffle is located below the limiting plate, and a second spring located between the limiting plate and the second baffle is sleeved on the movable column; and a third baffle plate positioned in the mounting cavity is fixedly mounted on the movable column, the third baffle plate is positioned above the swinging plate, and the swinging plate is pushed to rotate downwards through the third baffle plate so that the pawl is separated from the ratchet wheel.
As a further improvement, a rubber pad is arranged in the arc-shaped groove.
As a further improvement, a sleeve is fixedly arranged on one side, away from the tightening head, of the lower supporting seat, and a telescopic rod of the hydraulic cylinder is movably arranged in the sleeve.
Due to the adoption of the technical scheme, the automatic tightening equipment for the dust cover of the shock absorber comprises a base, wherein one end of the base is provided with a shock absorber clamping mechanism, the other end of the base is fixedly provided with a driving motor, a rotating shaft of the driving motor is connected with a friction type torque limiter, one end, far away from the driving motor, of the friction type torque limiter is connected with a rotating speed torque sensor, one end, far away from the friction type torque limiter, of the rotating speed torque sensor is connected with a tightening head, and one end, far away from the rotating speed torque sensor, of the tightening head is provided with a rectangular groove for clamping a hanging ring on a dust cover of the shock absorber;
according to the invention, when the rotating speed torque sensor detects that the tightening torque reaches the assembling process requirement of the dust cover and the dust cover, the input end and the output end of the friction type torque limiter are disconnected, and the driving motor keeps idling, so that the tightening torque requirement of the dust cover and the dust cover is met, the automation of tightening the dust cover is realized, the tightening torque of the dust cover is accurately controlled, the qualification of the tightening torque of the dust cover is ensured, and the product quality is improved;
when the angles of the hanging ring on the dust cover and the rectangular groove are not consistent, the hydraulic cylinder pushes the hanging ring on the dust cover to abut against the left end of the rectangular groove through the supporting spring and cannot enter the rectangular groove, and when the driving motor drives the tightening head to rotate until the angle of the rectangular groove is consistent with the angle of the hanging ring on the dust cover, the elastic force of the supporting spring enables the hanging ring on the dust cover to be automatically clamped into the rectangular groove, so that the angle between the hanging ring on the dust cover and the rectangular groove is not required to be kept consistent when the shock absorber is clamped, the assembly steps are simplified, the labor intensity is reduced, and the working efficiency is improved;
according to the invention, the driving motor drives the tightening head to tighten the dust cover and the dust cover cap, and simultaneously, the electromagnet is electrified to enable the pawl to be meshed with the ratchet wheel, so that the lower support seat is limited to move towards the side far away from the tightening head in the left direction, a hanging ring on the dust cover cap is prevented from being separated from the rectangular groove in the tightening process, and the stability of the assembling process is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a shock absorber
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a schematic view of the embodiment of the present invention showing a hanging ring abutted against the left end of the rectangular groove and unable to enter;
fig. 4 is a schematic structural view of a tightening head of the embodiment of the present invention;
FIG. 5 is a schematic structural view of a damper clamping mechanism according to an embodiment of the present invention;
FIG. 6 isbase:Sub>A schematic sectional view A-A of FIG. 5;
FIG. 7 is a schematic view of a pawl engaged with a ratchet gear in accordance with an embodiment of the present invention.
In the figure: 1-a base; 2-driving the motor; 3-a friction torque limiter; 4-rotational speed torque sensor; 5, screwing a head; 6-rectangular groove; 7-lower support seat; 8-standing the plate; 9-a top plate; 10-cylinder; 11-upper pressing seat; 12-an arc-shaped slot; 13-a chute; 14-a support plate; 15-hydraulic cylinders; 16-a support spring; 17-a rack; 18-avoidance slots; 19-horizontal axis; 20-a gear; 21-mounting a cavity; 22-ratchet wheel; 23-a pawl; 24-small axis; 25-a swing plate; 26-an auxiliary chamber; 27-a through hole; 28-a movable column; 29-a first baffle; 30-a first spring; 31-a metal block; 32-an electromagnet; 33-a limiting plate; 34-a second baffle; 35-a second spring; 36-a third baffle; 37-rubber pad; 38-a cannula; 39-elongated holes; 40-a shock absorber; 401-a cylinder part; 402-oil storage cylinder base; 403-a dust cover; 404-dust cover; 405-a lifting ring.
Detailed Description
As shown in fig. 1 to 7, an automatic equipment of screwing up of shock absorber dust cover, includes base 1, the one end of base 1 is equipped with bumper shock absorber clamping mechanism, the other end fixed mounting of base 1 has driving motor 2, be connected with friction formula torque limiter 3 in driving motor 2's the axis of rotation, friction formula torque limiter 3 keeps away from driving motor 2's one end is connected with rotational speed torque sensor 4, rotational speed torque sensor 4 keeps away from friction formula torque limiter 3's one end is connected with tightening head 5, tightening head 5 keeps away from rotational speed torque sensor 4's one end is equipped with the rectangular channel 6 that rings 405 on the dust cover 404 that is used for supplying bumper shock absorber 40 go into.
As shown in fig. 1, the shock absorber 40 includes a cylinder member 401, a cylinder base 402, a dust cover 403, and a dust cover 404, and the cylinder base 402 and the dust cover 404 are provided with suspension rings 405, respectively.
When the device is used, the dust cover 403 of the shock absorber 40 is clamped by the shock absorber clamping mechanism, the hanging ring 405 on the dust cover 404 is clamped into the rectangular groove 6 of the tightening head 5, as shown in fig. 2, the driving motor 2 is electrified and drives the friction type torque limiter 3 to rotate, the friction type torque limiter 3 transmits the rotating speed and the torque to the rotating speed torque sensor 4, the rotating speed torque sensor 4 drives the tightening head 5 to rotate, and the tightening head 5 drives the dust cover 404 to rotate relative to the dust cover 403 through the hanging ring 405 on the dust cover 404; when the rotating speed torque sensor 4 detects that the tightening torque reaches the assembling process requirement of the dust cover 403 and the dust cover 404, the input end and the output end of the friction type torque limiter 3 are disconnected, and the driving motor 2 keeps idling, so that the tightening torque requirement of the dust cover 403 and the dust cover 404 is met.
As shown in fig. 5, the damper clamping mechanism includes a lower support base 7, a vertical plate 8 is fixedly mounted on one side of the lower support base 7, a top plate 9 is fixedly mounted at the top of the vertical plate 8, a cylinder 10 extending downward is fixedly mounted on the top plate 9, an upper pressure seat 11 is fixedly mounted on a telescopic rod of the cylinder 10, and arc-shaped grooves 12 for clamping the damper 40 are respectively arranged at the top of the lower support base 7 and the bottom of the upper pressure seat 11.
The base 1 is provided with a sliding groove 13 extending transversely, the lower supporting seat 7 is slidably mounted in the sliding groove 13, and the lower supporting seat 7 slides along the sliding groove 13 to clamp or separate a hanging ring on the dust cover into or from the rectangular groove 6.
The base 1 is fixedly provided with a supporting plate 14, the supporting plate 14 is positioned on one side, away from the tightening head 5, of the lower supporting seat 7, a hydraulic cylinder 15 is arranged between the supporting plate 14 and the lower supporting seat 7, a cylinder body of the hydraulic cylinder 15 is fixedly arranged on the supporting plate 14, and a supporting spring 16 is connected between a telescopic rod of the hydraulic cylinder 15 and the lower supporting seat 7.
When the shock absorber 40 is clamped, the shock absorber 40 is placed in the arc-shaped groove 12 of the lower support base 7, the cylinder 10 is extended to drive the upper pressure base 11 to move downwards, so that the arc-shaped groove 12 at the bottom of the upper pressure base 11 is buckled above the shock absorber 40, as shown in fig. 2, and the dust cover 403 of the shock absorber 40 is clamped through the upper pressure base 11 and the lower support base 7.
Then, the hydraulic cylinder 15 is extended, and the hydraulic cylinder 15 pushes the lower support base 7 to move rightward to a side close to the tightening head 5 by the support spring 16. If the angle of the hanging ring 405 on the dust cover 404 is consistent with the angle of the rectangular groove 6 when the shock absorber 40 is clamped, the hydraulic cylinder 15 pushes the lower support base 7 to move to the right side near the tightening head 5 through the support spring 16, and the lower support base 7 directly drives the hanging ring 405 on the dust cover 404 to be clamped into the rectangular groove 6, as shown in fig. 2.
If the angle of the hanging ring 405 on the dust cover 404 is not consistent with the angle of the rectangular groove 6 when the shock absorber 40 is clamped, the hydraulic cylinder 15 pushes the lower support base 7 to move to the right side near the tightening head 5 through the support spring 16, the hanging ring 405 on the dust cover 404 is not accessible against the left end of the rectangular groove 6, and the lower support base 7 stops moving to the right side near the tightening head 5, so that the support spring 16 is compressed, as shown in fig. 3; then the driving motor 2 is energized to drive the tightening head 5 to rotate, when the tightening head 5 rotates to the angle of the rectangular groove 6 is consistent with the angle of the hanging ring 405 on the dust cover 404, the support spring 16 in the compressed state is expanded and continuously pushes the lower support base 7 to move towards the right side close to the tightening head 5, so that the hanging ring 405 on the dust cover 404 is automatically clamped into the rectangular groove 6.
A rack 17 extending along the length direction is fixedly installed at the bottom of the sliding chute 13, an avoiding groove 18 for the rack 17 to pass through is formed in the position of the lower supporting seat 7 corresponding to the position of the rack 17, a cross shaft 19 is rotatably installed in the avoiding groove 18, and a gear 20 matched with the rack 17 is coaxially and fixedly installed on the cross shaft 19; the lower support seat 7 is internally provided with a mounting cavity 21, one end of the transverse shaft 19 extends into the mounting cavity 21 and is coaxially and fixedly provided with a ratchet wheel 22, a pawl 23 matched with the ratchet wheel 22 is arranged in the mounting cavity 21, one end of the pawl 23 is rotatably arranged in the mounting cavity 21 through a small shaft 24, the pawl 23 is meshed with the ratchet wheel 22 to limit the lower support seat 7 to slide towards one side far away from the tightening head 5, and the lower support seat 7 is internally provided with a linkage mechanism for driving the pawl 23 to be meshed with or separated from the ratchet wheel 22.
Specifically, when the hydraulic cylinder 15 is extended, the lower supporting seat 7 is pushed by the supporting spring 16 to move towards one side close to the tightening head 5 to the right, so that the gear 20 is driven by the rack 17 to rotate clockwise, and the transverse shaft 19 and the ratchet wheel 22 are driven by the gear 20 to rotate clockwise; or when the hydraulic cylinder 15 contracts, the lower supporting seat 7 is pulled by the supporting spring 16 to move towards the left side far away from the tightening head 5, so that the gear 20 is driven by the rack 17 to rotate anticlockwise, and the horizontal shaft 19 and the ratchet wheel 22 are driven by the gear 20 to rotate anticlockwise.
The linkage mechanism comprises a swinging plate 25 fixedly installed at one end, close to the small shaft 24, of the pawl 23, the swinging plate 25 and the pawl 23 are located in the same plane, an auxiliary cavity 26 is arranged in the lower supporting seat 7, the auxiliary cavity 26 is provided with a through hole 27 which extends downwards and is communicated with the mounting cavity 21, a movable column 28 is movably installed in the through hole 27, a long strip-shaped hole 39 for the movable column 28 to pass through is formed in the swinging plate 25, a first baffle 29 located in the mounting cavity 21 is fixedly installed at the lower end of the movable column 28, a first spring 30 located between the swinging plate 25 and the first baffle 29 is sleeved on the movable column 28, the swinging plate 25 is pushed by the first spring 30 to rotate upwards to enable the pawl 23 to be meshed with the ratchet wheel 22, a metal block 31 located in the auxiliary cavity 26 is fixedly installed at the upper end of the movable column 28, and an electromagnet 32 for adsorbing the metal block 31 is fixedly installed at the top of the auxiliary cavity 26; a limiting plate 33 is fixedly mounted in the auxiliary cavity 26 through a supporting rod, an avoidance hole for the movable column 28 to pass through is formed in the limiting plate 33, a second baffle 34 located in the auxiliary cavity 26 is fixedly mounted on the movable column 28, the second baffle 34 is located below the limiting plate 33, and a second spring 35 located between the limiting plate 33 and the second baffle 34 is sleeved on the movable column 28; a third baffle plate 36 positioned in the mounting cavity 21 is further fixedly mounted on the movable column 28, the third baffle plate 36 is positioned above the swinging plate 25, and the swinging plate 25 is pushed by the third baffle plate 36 to rotate downwards so that the pawl 23 is separated from the ratchet wheel 22.
In the initial state, as shown in fig. 6, the electromagnet 32 is in the power-off state, and at this time, the second spring 35 pushes the second baffle 24 to move down to the bottom of the auxiliary cavity 26, the second baffle 24 drives the movable post 28 to move down, the movable post 28 pushes the swinging plate 25 to rotate down through the third baffle 36, so that the pawl 23 is separated from the ratchet 22, and simultaneously, the movable post 28 drives the metal block 31 to move down to be separated from the electromagnet 32.
After the damper 40 is clamped, the hydraulic cylinder 15 is extended to drive the lower supporting seat 7 to move towards one side close to the tightening head 5 rightwards, so that the hanging ring 405 on the dust cover 404 is clamped in the rectangular groove 6, and the supporting seat 7 drives the gear 20, the transverse shaft 19 and the ratchet wheel 22 to rotate clockwise when moving towards one side close to the tightening head 5 rightwards; then the driving motor 2 is electrified to drive the tightening head 5 to rotate to tighten the dust cover 403 and the dust cover 404, the driving motor 2 is electrified to simultaneously electrify the electromagnet 32, as shown in fig. 7, the attraction metal block 31 moves upwards after the electromagnet 32 is electrified, the metal block 31 drives the movable post 28 to move upwards, the movable post 28 drives the second baffle plate 24 to move upwards to compress the second spring 35, the movable post 28 drives the third baffle plate 36 to move upwards to separate from the swinging plate 25, the movable post 28 drives the first baffle plate 29 to move upwards, the first baffle plate 29 pushes the swinging plate 25 to rotate upwards through the first spring 30 to enable the pawl 23 to be meshed with the ratchet wheel 22, the pawl 23 is meshed with the ratchet wheel 22 to limit the counterclockwise rotation of the ratchet wheel 22, the ratchet wheel 22 limits the counterclockwise rotation of the gear 20 through the transverse shaft 19, and further limits the lower support base 7 to move leftwards to the side far away from the tightening head 5, so that the hanging ring 405 on the dust cover 404 is prevented from being separated from the rectangular groove 6 in the tightening process.
When the tightening torque of the dust cover 403 and the dust cover 404 meets the requirement, the driving motor 2 is powered off, the tightening head 5 stops rotating, the electromagnet 32 is powered off, the elastic force of the second spring 35 separates the pawl 23 from the ratchet wheel 22, and therefore the pawl 23 is prevented from limiting the ratchet wheel 22, the cross shaft 19 and the gear 20 to rotate anticlockwise; then, the lower supporting seat 7 is retracted by the hydraulic cylinder 15 to move to the left side away from the tightening head 5, so that the hanging ring 405 on the dust cover 404 is separated from the rectangular groove 6, and finally, the air cylinder 10 is retracted to drive the upper pressing seat 11 to move upwards to release the shock absorber 40.
Similarly, if the hydraulic cylinder 15 is extended to drive the lower support base 7 to move towards the right side close to the tightening head 5, the hanging ring 405 on the dust cover 404 abuts against the left end of the rectangular groove 6 and cannot enter, after the driving motor 2 and the electromagnet 32 are powered on, the pawl 23 is meshed with the ratchet wheel 22, the pawl 23 cannot limit the clockwise rotation of the ratchet wheel 22, further, when the driving motor 2 drives the tightening head 5 to rotate to the rectangular groove 6 at the same angle as the hanging ring 405 on the dust cover 404, the support spring 16 in a compressed state is extended to continuously push the lower support base 7 to move towards the right side close to the tightening head 5, the hanging ring 405 on the dust cover 404 can still be automatically clamped into the rectangular groove 6, and the hanging ring 405 on the dust cover 404 can be prevented from being separated from the rectangular groove 6 in the tightening process.
A rubber pad 37 is arranged in the arc-shaped groove 12 and used for preventing the shock absorber 40 from being crushed by the upper pressure seat 11 and the lower support seat 7.
A sleeve 38 is fixedly installed on one side, away from the tightening head 5, of the lower support seat 7, a telescopic rod of the hydraulic cylinder 15 is movably installed in the sleeve 38, and the sleeve 38 is used for guiding the support spring 16 and preventing the support spring 16 from bending.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an automatic equipment of screwing up of shock absorber dust cover which characterized in that: the on-line screen storage device comprises a base, the one end of base is equipped with bumper shock absorber clamping mechanism, the other end fixed mounting of base has driving motor, be connected with friction formula torque limiter in driving motor's the axis of rotation, friction formula torque limiter keeps away from driving motor's one end is connected with rotational speed torque sensor, rotational speed torque sensor keeps away from friction formula torque limiter's one end is connected with the head of screwing up, it keeps away from to screw up the head rotational speed torque sensor's one end is equipped with the rectangular channel that rings card on the dust cover lid that is used for supplying the bumper shock absorber goes into.
2. An automatic tightening apparatus for a shock absorber dust cover as set forth in claim 1, wherein: the shock absorber clamping mechanism comprises a lower supporting seat, a vertical plate is fixedly mounted on one side of the lower supporting seat, a top plate is fixedly mounted at the top of the vertical plate, a cylinder extending downwards is fixedly mounted on the top plate, an upper pressing seat is fixedly mounted on a telescopic rod of the cylinder, and arc-shaped grooves used for clamping a shock absorber are respectively formed in the top of the lower supporting seat and the bottom of the upper pressing seat.
3. An automatic tightening apparatus for a shock absorber dust cover as set forth in claim 2, wherein: the base is provided with a transversely extending sliding groove, the lower supporting seat is slidably mounted in the sliding groove, and the lower supporting seat slides along the sliding groove to enable the hanging ring on the dust cover cap to be clamped into or separated from the rectangular groove.
4. An automatic tightening apparatus for a dust cover of a shock absorber as set forth in claim 3, wherein: the base is fixedly provided with a supporting plate, the supporting plate is located on one side, away from the tightening head, of the lower supporting seat, a hydraulic cylinder is arranged between the supporting plate and the lower supporting seat, the cylinder body of the hydraulic cylinder is fixedly arranged on the supporting plate, and a supporting spring is connected between the telescopic rod of the hydraulic cylinder and the lower supporting seat.
5. An automatic tightening apparatus for a shock absorber dust cover as set forth in claim 4, wherein: a rack extending along the length direction of the sliding chute is fixedly installed at the bottom of the sliding chute, an avoidance groove for the rack to pass through is formed in the position, corresponding to the rack, of the lower supporting seat, a cross shaft is rotatably installed in the avoidance groove, and a gear matched with the rack is coaxially and fixedly installed on the cross shaft; the tightening head is characterized in that an installation cavity is formed in the lower supporting seat, one end of the transverse shaft extends into the installation cavity and is coaxially and fixedly provided with a ratchet wheel, a pawl matched with the ratchet wheel is arranged in the installation cavity, one end of the pawl is rotatably installed in the installation cavity through a small shaft and is meshed with the ratchet wheel to limit the lower supporting seat to slide towards one side far away from the tightening head, and a linkage mechanism used for driving the pawl to be meshed with or separated from the ratchet wheel is arranged in the lower supporting seat.
6. An automatic tightening apparatus for a shock absorber dust cover as set forth in claim 5, wherein: the linkage mechanism comprises a swinging plate fixedly installed at one end, close to the small shaft, of the pawl, the swinging plate and the pawl are located in the same plane, an auxiliary cavity is arranged in the lower support seat, the auxiliary cavity is provided with a through hole which extends downwards and is communicated with the installation cavity, a movable column is movably installed in the through hole, a long strip-shaped hole for the movable column to penetrate through is formed in the swinging plate, a first baffle plate located in the installation cavity is fixedly installed at the lower end of the movable column, a first spring located between the swinging plate and the first baffle plate is sleeved on the movable column, the swinging plate is pushed by the first spring to rotate upwards to enable the pawl to be meshed with the ratchet wheel, a metal block located in the auxiliary cavity is fixedly installed at the upper end of the movable column, and an electromagnet used for adsorbing the metal block is fixedly installed at the top of the auxiliary cavity; a limiting plate is fixedly arranged in the auxiliary cavity through a supporting rod, an avoiding hole for the movable column to pass through is formed in the limiting plate, a second baffle plate located in the auxiliary cavity is fixedly arranged on the movable column, the second baffle plate is located below the limiting plate, and a second spring located between the limiting plate and the second baffle plate is sleeved on the movable column; and a third baffle plate positioned in the mounting cavity is fixedly mounted on the movable column, the third baffle plate is positioned above the swinging plate, and the swinging plate is pushed to rotate downwards by the third baffle plate so that the pawl is separated from the ratchet wheel.
7. An automatic tightening apparatus for a dust cover of a shock absorber as set forth in claim 2, wherein: and a rubber pad is arranged in the arc-shaped groove.
8. An automatic tightening apparatus for a dust cover of a shock absorber as set forth in claim 4, wherein: one side of the lower supporting seat, which is far away from the tightening head, is fixedly provided with a sleeve, and a telescopic rod of the hydraulic cylinder is movably arranged in the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110395043.4A CN115194703A (en) | 2021-04-13 | 2021-04-13 | Automatic equipment of screwing up of shock absorber dust cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110395043.4A CN115194703A (en) | 2021-04-13 | 2021-04-13 | Automatic equipment of screwing up of shock absorber dust cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115194703A true CN115194703A (en) | 2022-10-18 |
Family
ID=83571002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110395043.4A Pending CN115194703A (en) | 2021-04-13 | 2021-04-13 | Automatic equipment of screwing up of shock absorber dust cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115194703A (en) |
-
2021
- 2021-04-13 CN CN202110395043.4A patent/CN115194703A/en active Pending
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