CN111044283A - Torsion fixing machine for driven disc - Google Patents
Torsion fixing machine for driven disc Download PDFInfo
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- CN111044283A CN111044283A CN202010006086.4A CN202010006086A CN111044283A CN 111044283 A CN111044283 A CN 111044283A CN 202010006086 A CN202010006086 A CN 202010006086A CN 111044283 A CN111044283 A CN 111044283A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/022—Power-transmitting couplings or clutches
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
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Abstract
The invention discloses a driven disc torque fixing machine which comprises a rack, wherein a mounting seat is arranged on the rack; the mounting seat is provided with a mandrel which can vertically rotate through a mandrel mounting structure, the front end of the mandrel is used for being inserted into a mounting hole formed in a disc hub on the driven disc assembly and is in transmission connection with the disc hub, the rack is also provided with a mandrel driving mechanism, and the driving end of the mandrel driving mechanism is in transmission connection with the rear end of the mandrel and can drive the mandrel and the disc hub arranged at the front end of the mandrel to vertically rotate; the torsion shaft is further arranged on the mounting seat, the front end of the torsion shaft is used for being in transmission connection with the friction plate of the driven plate assembly, a vertical rotation control mechanism of the torsion shaft is arranged on the mounting seat and corresponds to the rear end of the torsion shaft, the vertical rotation control mechanism of the torsion shaft is provided with a working end in transmission connection with the rear end of the torsion shaft, and the vertical rotation control mechanism of the torsion shaft can drive the torsion shaft and the friction plate to vertically rotate and control the vertical rotation angle of the friction plate. The invention has the advantages of simple structure, better torsional fatigue measurement and more accurate torsional fatigue measurement.
Description
Technical Field
The invention belongs to the technical field of driven discs, and particularly relates to a driven disc torsion fixing machine.
Background
The driven plate is one of the key components of the clutch, which is a transmission that relies on friction to perform its driving function. In the production and manufacturing of the driven disc and experimental tests, the torsion fatigue measurement of the driven disc is very important.
The driven disc (as shown in fig. 1) includes an outer annular friction plate and a hub located in the middle of the friction plate, and the hub is provided with a mounting hole in an internal spline structure in the middle. In the existing process of measuring the torsional fatigue of the driven disc, due to the factors such as the limitation of the existing equipment, the conditions that the torque attenuation cannot be automatically compensated, the zero point adjustment of the positive torque and the negative torque of the torsional characteristic is inconvenient and the test is influenced often occur. Conventionally, only the eccentric amount of the eccentric disc on the device after the stop and the deflection angle of the torque sensor are manually adjusted. However, there are two major disadvantages to this approach. 1, the requirement on operators is high, the adjustment is laborious, and multiple times of adjustment are needed in one-time test. The 2-stop adjustment influences the accuracy and continuity of the torsional fatigue measurement.
Therefore, it is a technical problem to be solved by those skilled in the art to provide a driven disc torque setter which has a simple structure, can perform a torque fatigue measurement more favorably, can perform a torque fatigue measurement more accurately, and is more convenient to use.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a simple structure, can be better twist reverse fatigue survey, twist reverse fatigue survey more accurate, the driven plate of more convenient to use decides the machine of turning round.
In order to solve the technical problems, the invention adopts the following technical scheme:
a driven disc torsion fixing machine comprises a rack, wherein a mounting seat is arranged on the rack; the device is characterized in that a mandrel is vertically and rotatably mounted on a mounting seat through a mandrel mounting structure, the front end of the mandrel is used for being inserted into a mounting hole formed in a disc hub on a driven disc assembly and is in transmission connection with the disc hub, a mandrel driving mechanism is further arranged on a rack, and the driving end of the mandrel driving mechanism is in transmission connection with the rear end of the mandrel and can drive the mandrel and the disc hub mounted at the front end of the mandrel to vertically rotate; the torsion shaft is further arranged on the mounting seat, the front end of the torsion shaft is used for being in transmission connection with the friction plate of the driven plate assembly, a vertical rotation control mechanism of the torsion shaft is arranged on the mounting seat and corresponds to the rear end of the torsion shaft, the vertical rotation control mechanism of the torsion shaft is provided with a working end in transmission connection with the rear end of the torsion shaft, and the vertical rotation control mechanism of the torsion shaft can drive the torsion shaft and the friction plate to vertically rotate and control the vertical rotation angle of the friction plate.
Thus, when the driven disc torque fixing machine works, the driven disc is arranged at the front end of the mandrel, and the front end of the mandrel is inserted into a mounting hole in a disc hub on the driven disc assembly and is in transmission connection with the disc hub (usually, the front end of the mandrel is of an external spline structure, the mounting hole in the disc hub is of an internal spline structure, and the two are matched to realize transmission connection); and then the front end of the torsion shaft is in transmission connection with a friction plate of the driven plate assembly. The mandrel can drive the hub to perform forward and reverse torsion relative to the friction plate, and when the forward and reverse torsion of the mandrel is required to be found to be asymmetric, the torsion shaft can drive the friction plate to vertically rotate by a certain angle for compensation so that the forward and reverse torsion of the mandrel tends to be symmetric and detection operation is completed. When the mandrel positive and negative rotation torsion is asymmetric so as to be closer to the actual working condition, the adjustment can be performed through the vertical rotation control mechanism of the torsion shaft, so that the torsion shaft drives the friction plate to vertically rotate for a certain angle, the mandrel positive and negative rotation torsion is asymmetric, and the magnitude deviation of the positive and negative rotation torsion can be conveniently adjusted. When the zero point of the forward and reverse torque needs to be adjusted, the adjustment can also be performed through the vertical rotation control mechanism of the torsion shaft. Foretell driven plate decides machine of twisting can adjust better so that the convenience carries out the torsional fatigue survey according to actual test needs according to the better, can facilitate the use more. And after once clamping, the test under various user states can be carried out, the test continuity is stronger, and the test efficiency is higher.
Preferably, a torsion sensor is arranged at the rear end of the torsion shaft in a transmission manner, and the far end of the torsion sensor is in transmission connection with the working end of the torsion shaft vertical rotation control mechanism.
Therefore, the torque sensor is arranged at the rear end of the torsion shaft, so that the torque required when the torsion shaft and the mandrel drive the friction plate and the hub to rotate relatively can be better detected. The position of the torsion sensor can also be arranged on the mandrel, and the torsion shaft is relatively fixed relative to the torsion shaft, so that the torsion sensor is more reasonable to arrange on the torsion shaft, and the detection precision can be improved.
As optimization, a section of horizontal mounting cylinder is arranged on the mounting seat, the torsion shaft is mounted in the mounting cylinder, and deep groove ball bearings are axially arranged between the mounting cylinder and the torsion shaft in pairs; the mandrel mounting structure comprises a torsion shaft in a hollow shaft structure, the mandrel is mounted inside the torsion shaft, and the torsion sensor is provided with a central hole for the rear end of the mandrel to pass through; and a plurality of deep groove ball bearings are arranged between the mandrel and the torsion shaft in parallel along the axial direction.
Therefore, the horizontal installation barrel is formed on the installation seat, the torsion shaft is installed in the installation seat, the deep groove ball bearing is arranged between the installation seat and the torsion shaft, on one hand, the whole installation structure of the torsion shaft is simpler, on the other hand, the resistance to the rotation of the torsion shaft is smaller, and the design is more reasonable. In addition, the torsion shaft is arranged into a hollow shaft structure, and the mandrel is arranged in the torsion shaft structure, so that the torsion shaft forms a mandrel installation structure, and on one hand, an additional component required for installing the mandrel can be omitted, and the advantage of convenient layout is achieved; on the other hand, the whole structure is more compact, so that the size of the whole structure is smaller; and when driving friction disc and hub relative rotation, make the axiality of both higher, can improve the accuracy of detecting.
Furthermore, the whole inner hole of the torsion shaft is of a stepped hole structure with a large diameter at the front end and a small diameter at the rear end; the front end of the mandrel is connected with a connecting shaft through a coupler in a transmission manner, the coupler is correspondingly positioned in the inner position of the front end of the torsion shaft, and the front end of the connecting shaft is of an external spline structure and is used for being in transmission fit with the hub mounting hole. Like this, through set up the connecting axle at the dabber front end, the connecting axle front end sets up to external splines structure and is used for being connected with the transmission of dish hub mounting hole, and the design is more reasonable. Furthermore, the rear end of the mandrel exceeds the end face of the rear end of the torsion shaft, and the rear end of the mandrel and the mounting seat are mounted through a deep groove ball bearing. The design is more reasonable.
As optimization, the front end of the torsion shaft is connected with a vertically arranged transmission disc which is of an annular structure integrally, the outer side surface of the transmission disc is used for being attached to the friction plate, and the transmission disc is in transmission connection with the friction plate through a transmission connection structure.
Thus, by providing the drive disk at the front end of the torsion shaft, the diameter of the inner bore of the drive disk is greater than the diameter of the hub to avoid contact of the drive disk with the end face of the hub. The transmission disc that sets up can make things convenient for the transmission between friction disc and the transmission disc to be connected more.
Furthermore, the transmission connecting structure comprises a connecting disc which is attached to the outer side surface of the friction plate, and a plurality of bolts are uniformly arranged on the edges of the connecting disc and the transmission disc along the circumferential direction to clamp and transmit the friction plate between the connecting disc and the transmission disc. Like this, press from both sides the friction disc through driving disc and connection pad and press from both sides tightly in order to realize the transmission and be connected, whole structure is simpler, and the design is more reasonable.
Preferably, a protective box is arranged at the front end of the torsion shaft, and the front end of the torsion shaft is positioned in the protective box.
Like this, the design is more reasonable, can be better play the guard action for the during operation is safer.
Preferably, the vertical rotation control mechanism of the torsion shaft comprises a torsion plate which is connected to the far end of the torsion sensor and is vertically arranged, a horizontal push-pull mechanism is arranged on the mounting seat corresponding to the upper end of the torsion plate, the push-pull mechanism is provided with a push-pull working end connected with the upper end of the torsion plate and can drive the torsion plate to vertically rotate by taking the central line of the torsion shaft as a rotation center and drive the torsion shaft and a friction plate at the front end of the torsion shaft to vertically rotate.
Therefore, the far end of the torque sensor is connected with the vertical torque plate, and the push-pull mechanism arranged at the upper end of the torque plate drives the upper end of the torque plate to rotate by taking the central line of the torque shaft as a rotation center, so as to drive the torque shaft and the friction plate at the front end of the torque shaft to rotate, and the whole structure is simpler. And the torque plate is split as a rotating force, and the force end is arranged at the upper end of the torque plate, so that the torque plate can be driven more conveniently. Furthermore, the torsion plate is attached to the rear end of the torsion sensor, and a through hole for the core shaft to pass through is formed in the torsion plate. The design is more reasonable.
Preferably, the push-pull mechanism comprises a sliding frame which is horizontally and slidably arranged at the upper end of the mounting seat and is of a rectangular frame structure as a whole, a connecting plate is hinged to one side inside the sliding frame, and the far end of the connecting plate is hinged to the upper end of the torsion plate; and a linear motor is arranged on the outer side of one end of the sliding frame above the mounting seat, and an output shaft of the linear motor is connected with the sliding frame so as to drive the sliding frame to horizontally slide on the upper end of the mounting seat and drive the torsion plate to rotate.
Like this, whole push-and-pull mechanism is simpler to can be better fix a position behind the vertical rotation of torsion plate, and fix a position more reliably. Furthermore, the lower surface of the sliding frame is connected with the upper end surface of the mounting seat in a horizontal sliding mode through a guide rail and a guide groove.
Preferably, the mandrel driving mechanism comprises a driving motor arranged on the rack and a driving disc which is vertically rotatable and is arranged on the rack and positioned below the rear end of the mandrel, and the driving disc is in transmission connection with the driving motor through a transmission structure; the rear end of the mandrel is in transmission connection with a torsion arm, and the whole torsion arm is vertical to the mandrel; a connecting block is arranged on the torsion arm through a guide structure and can slide along the length direction of the torsion arm, a driving rod is connected to the edge position of one side of the driving disk in a vertical rotating manner, and the upper end of the driving rod is connected to the connecting block in a vertical rotating manner; a mounting seat longitudinal movement control structure is arranged between the mounting seat and the upper end of the frame body; and after the mounting seat longitudinal movement control structure controls the mounting seat to move longitudinally along the rack, the connecting block can move along the length direction of the torsion force arm so as to adjust the distance between the upper end of the driving rod and the mandrel.
Like this, through setting up driving motor, driving motor drives the vertical rotation of driving-disc, then drives the torsion arm of force through the actuating lever that sets up between driving-disc and the torsion arm of force and uses the dabber to carry out vertical reciprocating rotation as the rotation center to the drive dabber reciprocating rotation is in order to drive the hub rotation of dabber front end. And after the mounting seat is controlled to move longitudinally along the rack by the mounting seat longitudinal movement control structure, the connecting block can move along the length direction of the torsion force arm so as to adjust the distance between the upper end of the driving rod and the mandrel, and the actual working length of the torsion force arm is adjusted. For the purpose of adjusting the torsional torque. The whole adjusting structure is simpler and more reliable, and is convenient to adjust.
As optimization, the mounting seat longitudinal movement control structure comprises a mounting seat guide rail arranged at the upper end of the frame body along the longitudinal direction of the frame body, and a mounting seat guide groove is formed in the lower end of the mounting seat corresponding to the mounting seat guide rail in a matched manner; and a linear motor is also arranged on one side of the mounting seat on the frame body, and the working end of the linear motor is connected with the mounting seat and can drive the mounting seat to longitudinally move at the upper end of the frame body.
Like this, mount pad longitudinal movement control structure is simpler, can make things convenient for more to carry out the adjustment and the location of longitudinal position to the mount pad for the connecting block can be better along the interval of torsion arm of force length direction removal in order to adjust between actuating lever upper end and the dabber.
As optimization, a connecting guide rail is arranged on the lower side of the torsion arm along the length direction of the torsion arm, and a connecting guide groove is arranged on the connecting block corresponding to the connecting guide rail in a matching manner; and the connecting guide rail is slidably mounted in the connecting guide groove.
Therefore, the connecting block is matched with the torsion force arm through the connecting guide rail and the connecting guide groove, and the connecting device has the advantage of simple structure.
Preferably, the torsion force arm comprises a force arm vertical section and a force arm horizontal section, so that the torsion force arm is integrally in an L-shaped structure, the lower end of the force arm vertical section is fixedly sleeved at the rear end of the mandrel, and the connecting guide rail is arranged on the force arm horizontal section.
Thus, the design of the torsion moment arm is more reasonable.
As optimization, the transmission structure comprises a driving gear which is sleeved and fixed on an output shaft of the driving motor, a driven gear is arranged on the rack through a transmission shaft, and the transmission shaft is also provided with the driving disc; the driving gear is connected with the driven gear through a transmission toothed belt.
Therefore, the whole transmission structure is simpler, and the design is more reasonable.
Drawings
FIG. 1 is a schematic isometric view of an embodiment of the present invention.
Fig. 2 is a schematic view of fig. 1 rotated by an angle.
Fig. 3 is a front view of fig. 1.
Fig. 4 is a rear view of fig. 1.
Fig. 5 is a left side view of fig. 1.
Fig. 6 is a schematic cross-sectional view of the mount portion of fig. 1.
Fig. 7 is a schematic structural view of the driven disk assembly.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
see fig. 1-7 for: a torsion fixing machine for a driven disc comprises a frame 1, wherein a mounting seat 2 is arranged on the frame; the mounting seat is provided with a mandrel 3 which can vertically rotate through a mandrel mounting structure, the front end of the mandrel is used for being inserted into a mounting hole formed in a disc hub on a driven disc assembly 4 and is in transmission connection with the disc hub 5, the rack is also provided with a mandrel driving mechanism, and the driving end of the mandrel driving mechanism is in transmission connection with the rear end of the mandrel and can drive the mandrel and the disc hub arranged at the front end of the mandrel to vertically rotate; the torsion shaft 6 is further arranged on the mounting seat, the front end of the torsion shaft is used for being in transmission connection with a friction plate 7 of the driven plate assembly, a torsion shaft vertical rotation control mechanism is arranged on the mounting seat and corresponds to the rear end of the torsion shaft, the torsion shaft vertical rotation control mechanism is provided with a working end in transmission connection with the rear end of the torsion shaft, and can drive the torsion shaft and the friction plate to vertically rotate and control the vertical rotation angle of the friction plate.
Therefore, when the driven disc torque-fixing machine works, the driven disc is arranged at the front end of the mandrel, the front end of the mandrel is inserted into a mounting hole in a disc hub on the driven disc assembly and is in transmission connection with the disc hub, usually, the front end of the mandrel is of an external spline structure, the mounting hole in the disc hub is of an internal spline structure, and the driven disc and the disc hub are matched to realize transmission connection; and then the front end of the torsion shaft is in transmission connection with a friction plate of the driven plate assembly. The mandrel can drive the hub to perform forward and reverse torsion relative to the friction plate, and when the forward and reverse torsion of the mandrel is required to be found to be asymmetric, the torsion shaft can drive the friction plate to vertically rotate by a certain angle for compensation so that the forward and reverse torsion of the mandrel tends to be symmetric and detection operation is completed. When the mandrel positive and negative rotation torsion is asymmetric so as to be closer to the actual working condition, the adjustment can be performed through the vertical rotation control mechanism of the torsion shaft, so that the torsion shaft drives the friction plate to vertically rotate for a certain angle, the mandrel positive and negative rotation torsion is asymmetric, and the magnitude deviation of the positive and negative rotation torsion can be conveniently adjusted. When the zero point of the forward and reverse torque needs to be adjusted, the adjustment can also be performed through the vertical rotation control mechanism of the torsion shaft. Foretell driven plate decides machine of twisting can adjust better so that the convenience carries out the torsional fatigue survey according to actual test needs according to the better, can facilitate the use more. And after once clamping, the test under various user states can be carried out, the test continuity is stronger, and the test efficiency is higher.
In the present embodiment, a torsion sensor 8 is disposed at the rear end of the torsion shaft in a transmission manner, and the distal end of the torsion sensor is in transmission connection with the working end of the torsion shaft vertical rotation control mechanism.
Therefore, the torque sensor is arranged at the rear end of the torsion shaft, so that the torque required when the torsion shaft and the mandrel drive the friction plate and the hub to rotate relatively can be better detected. The position of the torsion sensor can also be arranged on the mandrel, and the torsion shaft is relatively fixed relative to the torsion shaft, so that the torsion sensor is more reasonable to arrange on the torsion shaft, and the detection precision can be improved.
In the specific embodiment, a section of horizontal mounting cylinder 9 is arranged on the mounting seat 2, the torsion shaft 6 is mounted in the mounting cylinder, and deep groove ball bearings are axially arranged between the mounting cylinder and the torsion shaft in pairs; the mandrel installation structure comprises the torsion shaft in a hollow shaft structure, the mandrel 3 is installed inside the torsion shaft, and the torsion sensor 8 is provided with a central hole for the rear end of the mandrel to pass through; and a plurality of deep groove ball bearings are arranged between the mandrel and the torsion shaft in parallel along the axial direction.
Therefore, the horizontal installation barrel is formed on the installation seat, the torsion shaft is installed in the installation seat, the deep groove ball bearing is arranged between the installation seat and the torsion shaft, on one hand, the whole installation structure of the torsion shaft is simpler, on the other hand, the resistance to the rotation of the torsion shaft is smaller, and the design is more reasonable. In addition, the torsion shaft is arranged into a hollow shaft structure, and the mandrel is arranged in the torsion shaft structure, so that the torsion shaft forms a mandrel installation structure, and on one hand, an additional component required for installing the mandrel can be omitted, and the advantage of convenient layout is achieved; on the other hand, the whole structure is more compact, so that the size of the whole structure is smaller; and when driving friction disc and hub relative rotation, make the axiality of both higher, can improve the accuracy of detecting.
Specifically, the whole inner hole of the torsion shaft is of a stepped hole structure with a large front end diameter and a small rear end diameter; the front end of the mandrel is connected with a connecting shaft through a coupler in a transmission manner, the coupler is correspondingly positioned in the inner position of the front end of the torsion shaft, and the front end of the connecting shaft is of an external spline structure and is used for being in transmission fit with the hub mounting hole. Like this, through set up the connecting axle at the dabber front end, the connecting axle front end sets up to external splines structure and is used for being connected with the transmission of dish hub mounting hole, and the design is more reasonable. Furthermore, the rear end of the mandrel exceeds the end face of the rear end of the torsion shaft, and the rear end of the mandrel and the mounting seat are mounted through a deep groove ball bearing. The design is more reasonable.
In the embodiment, the front end of the torsion shaft is connected with a vertically arranged transmission disc 10 which is of an annular structure integrally, the outer side surface of the transmission disc is used for being attached to the friction plate, and the transmission disc is in transmission connection with the friction plate through a transmission connection structure.
Thus, by providing the drive disk at the front end of the torsion shaft, the diameter of the inner bore of the drive disk is greater than the diameter of the hub to avoid contact of the drive disk with the end face of the hub. The transmission disc that sets up can make things convenient for the transmission between friction disc and the transmission disc to be connected more.
Specifically, the transmission connecting structure comprises a connecting disc which is attached to the outer side surface of the friction plate, and a plurality of bolts are uniformly arranged on the edges of the connecting disc and the transmission disc along the circumferential direction so as to clamp and transmit the friction plate between the connecting disc and the transmission disc. Like this, press from both sides the friction disc through driving disc and connection pad and press from both sides tightly in order to realize the transmission and be connected, whole structure is simpler, and the design is more reasonable.
In the present embodiment, a protective box 11 is provided at the front end of the torsion shaft, and the front end of the torsion shaft is located inside the protective box.
Like this, the design is more reasonable, can be better play the guard action for the during operation is safer.
In this embodiment, the vertical rotation control mechanism of the torsion shaft includes a torsion plate 12 connected to the distal end of the torsion sensor and vertically disposed, and a horizontal push-pull mechanism is disposed on the mounting seat corresponding to the upper end of the torsion plate, and the push-pull mechanism has a push-pull working end connected to the upper end of the torsion plate and can drive the torsion plate to vertically rotate with the torsion shaft center line as the rotation center, and drive the torsion shaft and the friction plate at the front end of the torsion shaft to vertically rotate.
Therefore, the far end of the torque sensor is connected with the vertical torque plate, and the push-pull mechanism arranged at the upper end of the torque plate drives the upper end of the torque plate to rotate by taking the central line of the torque shaft as a rotation center, so as to drive the torque shaft and the friction plate at the front end of the torque shaft to rotate, and the whole structure is simpler. And the torque plate is split as a rotating force, and the force end is arranged at the upper end of the torque plate, so that the torque plate can be driven more conveniently. Specifically, the torsion plate is attached to the rear end of the torsion sensor, and a through hole for the core shaft to pass through is formed in the torsion plate. The design is more reasonable.
In the specific embodiment, the push-pull mechanism comprises a sliding frame 13 which is horizontally arranged at the upper end of the mounting seat in a sliding manner and is of a rectangular frame structure as a whole, a connecting plate 14 is hinged to one side inside the sliding frame, and the far end of the connecting plate is hinged to the upper end of a torsion plate; and a linear motor is arranged on the outer side of one end of the sliding frame above the mounting seat, and an output shaft of the linear motor is connected with the sliding frame so as to drive the sliding frame to horizontally slide on the upper end of the mounting seat and drive the torsion plate to rotate.
Like this, whole push-and-pull mechanism is simpler to can be better fix a position behind the vertical rotation of torsion plate, and fix a position more reliably. Specifically, the lower surface of the sliding frame is in horizontal sliding connection with the upper end surface of the mounting seat through a guide rail and a guide groove.
In this specific embodiment, the mandrel driving mechanism includes a driving motor 15 disposed on the frame, and further includes a driving disk 16 which is vertically rotatable and mounted on the frame and located below the rear end of the mandrel, and the driving disk is in transmission connection with the driving motor through a transmission structure; the rear end of the mandrel is in transmission connection with a torsion arm 17, and the whole torsion arm is arranged vertically to the mandrel; a connecting block 18 is arranged on the torsion arm through a guide structure and can slide along the length direction of the torsion arm, a driving rod 19 is connected to the edge of one side of the driving disk in a vertical rotating manner, and the upper end of the driving rod is connected to the connecting block in a vertical rotating manner; a mounting seat longitudinal movement control structure is arranged between the mounting seat and the upper end of the frame body; and after the mounting seat longitudinal movement control structure controls the mounting seat to move longitudinally along the rack, the connecting block 18 can move along the length direction of the torsion force arm to adjust the distance between the upper end of the driving rod and the mandrel.
Like this, through setting up driving motor, driving motor drives the vertical rotation of driving-disc, then drives the torsion arm of force through the actuating lever that sets up between driving-disc and the torsion arm of force and uses the dabber to carry out vertical reciprocating rotation as the rotation center to the drive dabber reciprocating rotation is in order to drive the hub rotation of dabber front end. And after the mounting seat is controlled to move longitudinally along the rack by the mounting seat longitudinal movement control structure, the connecting block can move along the length direction of the torsion force arm so as to adjust the distance between the upper end of the driving rod and the mandrel, and the actual working length of the torsion force arm is adjusted. For the purpose of adjusting the torsional torque. The whole adjusting structure is simpler and more reliable, and is convenient to adjust.
In this specific embodiment, the mounting seat longitudinal movement control structure includes a mounting seat guide rail arranged along the frame body longitudinal direction at the upper end of the frame body, and a mounting seat guide groove is arranged at the lower end of the mounting seat corresponding to the mounting seat guide rail in a matching manner; and a linear motor is also arranged on one side of the mounting seat on the frame body, and the working end of the linear motor is connected with the mounting seat and can drive the mounting seat to longitudinally move at the upper end of the frame body.
Like this, mount pad longitudinal movement control structure is simpler, can make things convenient for more to carry out the adjustment and the location of longitudinal position to the mount pad for the connecting block can be better along the interval of torsion arm of force length direction removal in order to adjust between actuating lever upper end and the dabber.
In the present embodiment, a connecting guide rail 20 is provided along the length direction of the torsion arm 17 at the lower side thereof, and a connecting guide groove is provided on the connecting block 18 corresponding to the connecting guide rail; and the connecting guide rail is slidably mounted in the connecting guide groove.
Therefore, the connecting block is matched with the torsion force arm through the connecting guide rail and the connecting guide groove, and the connecting device has the advantage of simple structure.
In this embodiment, the torsion arm 17 includes a vertical section of the arm of force and a horizontal section of the arm of force so that the whole torsion arm of force is in an L-shaped structure, the lower end of the vertical section of the arm of force is sleeved and fixed at the rear end of the mandrel, and the connecting guide rail is arranged on the horizontal section of the arm of force.
Thus, the design of the torsion moment arm is more reasonable.
In this specific embodiment, the transmission structure includes a driving gear 21 fixed on an output shaft of the driving motor in a sleeved manner, a driven gear 22 is mounted on the rack through a transmission shaft, and the transmission shaft is further provided with the driving disk; the driving gear is connected with the driven gear through a transmission toothed belt 23.
Therefore, the whole transmission structure is simpler, and the design is more reasonable.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A driven disc torsion fixing machine comprises a rack (1), wherein a mounting seat (2) is arranged on the rack; the device is characterized in that a mandrel (3) is vertically and rotatably mounted on a mounting seat through a mandrel mounting structure, the front end of the mandrel is used for being inserted into a mounting hole formed in a disc hub on a driven disc assembly (4) and is in transmission connection with the disc hub (5), a mandrel driving mechanism is further arranged on a rack, and the driving end of the mandrel driving mechanism is in transmission connection with the rear end of the mandrel and can drive the mandrel and the disc hub mounted at the front end of the mandrel to vertically rotate; the torsion shaft is further arranged on the mounting seat, the front end of the torsion shaft is used for being in transmission connection with a friction plate (7) of the driven plate assembly, a torsion shaft vertical rotation control mechanism is arranged on the mounting seat and corresponds to the rear end of the torsion shaft, the torsion shaft vertical rotation control mechanism is provided with a working end in transmission connection with the rear end of the torsion shaft, and the torsion shaft and the friction plate can be driven to vertically rotate and control the vertical rotation angle of the friction plate.
2. A driven disc torque setter as set forth in claim 1, wherein: a torsion sensor (8) is arranged at the rear end of the torsion shaft in a transmission way, and the far end of the torsion sensor is connected with the working end of the vertical rotation control mechanism of the torsion shaft in a transmission way.
3. A driven disc torque setter as set forth in claim 2, wherein: a section of horizontal mounting cylinder (9) is arranged on the mounting seat (2), the torsion shaft (6) is mounted in the mounting cylinder, and deep groove ball bearings are axially arranged between the mounting cylinder and the torsion shaft in pairs; the mandrel mounting structure comprises a torsion shaft in a hollow shaft structure, the mandrel (3) is mounted inside the torsion shaft, and a central hole for the rear end of the mandrel to pass through is formed in the torsion sensor (8); and a plurality of deep groove ball bearings are arranged between the mandrel and the torsion shaft in parallel along the axial direction.
4. A driven disc torque setter as claimed in claim 3, wherein: the front end of the torsion shaft is connected with a vertically arranged transmission disc (10) which is integrally of a circular ring structure, the outer side surface of the transmission disc is used for being attached to a friction plate, and the transmission disc is in transmission connection with the friction plate through a transmission connection structure.
5. A driven disc torque setter as set forth in claim 1, wherein: the front end of the torsion shaft is provided with a protective box (11), and the front end of the torsion shaft is positioned in the protective box.
6. A driven disc torque setter as set forth in claim 2, wherein: the torsion shaft vertical rotation control mechanism comprises a torsion plate (12) which is connected to the far end of the torsion sensor and is vertically arranged, a horizontal push-pull mechanism is arranged on the mounting seat corresponding to the upper end of the torsion plate, the push-pull mechanism is provided with a push-pull working end connected with the upper end of the torsion plate and can drive the torsion plate to vertically rotate by taking the torsion shaft center line as a rotation center and drive the torsion shaft and a friction plate at the front end of the torsion shaft to vertically rotate.
7. A driven disc torque setter as claimed in claim 6, wherein: the push-pull mechanism comprises a sliding frame (13) which is horizontally arranged at the upper end of the mounting seat in a sliding way and is integrally in a rectangular frame body structure, one side inside the sliding frame is hinged with a connecting plate (14), and the far end of the connecting plate is hinged with the upper end of the torsion plate; and a linear motor is arranged on the outer side of one end of the sliding frame above the mounting seat, and an output shaft of the linear motor is connected with the sliding frame so as to drive the sliding frame to horizontally slide on the upper end of the mounting seat and drive the torsion plate to rotate.
8. A driven disc torque setter as set forth in claim 1, wherein: the mandrel driving mechanism comprises a driving motor (15) arranged on the rack and a driving disc (16) which is vertically arranged on the rack and is positioned below the rear end of the mandrel, and the driving disc is in transmission connection with the driving motor through a transmission structure; the rear end of the mandrel is in transmission connection with a torsion arm (17), and the whole torsion arm is vertical to the mandrel; a connecting block (18) is arranged on the torsion arm through a guide structure and can slide along the length direction of the torsion arm, a driving rod (19) is connected to the edge of one side of the driving disk in a vertical rotating manner, and the upper end of the driving rod is connected to the connecting block in a vertical rotating manner; a mounting seat longitudinal movement control structure is arranged between the mounting seat and the upper end of the frame body; and after the mounting seat longitudinal movement control structure controls the mounting seat to move longitudinally along the rack, the connecting block (18) can move along the length direction of the torsion force arm to adjust the distance between the upper end of the driving rod and the mandrel.
9. A driven disc torque setter as set forth in claim 8, wherein: the mounting seat longitudinal movement control structure comprises a mounting seat guide rail arranged at the upper end of the frame body along the longitudinal direction of the frame body, and a mounting seat guide groove is formed in the lower end of the mounting seat corresponding to the mounting seat guide rail in a matched manner; and a linear motor is also arranged on one side of the mounting seat on the frame body, and the working end of the linear motor is connected with the mounting seat and can drive the mounting seat to longitudinally move at the upper end of the frame body.
10. A driven disc torque setter as set forth in claim 8, wherein: a connecting guide rail (20) is arranged on the lower side of the torsion arm (17) along the length direction of the torsion arm, and a connecting guide groove is formed in the connecting block (18) corresponding to the connecting guide rail in a matching manner; the connecting guide rail is slidably arranged in the connecting guide groove;
the torsion force arm (17) comprises a force arm vertical section and a force arm horizontal section so that the torsion force arm is integrally in an L-shaped structure, the lower end of the force arm vertical section is fixedly sleeved at the rear end of the mandrel, and the connecting guide rail is arranged on the force arm horizontal section;
the transmission structure comprises a driving gear (21) which is sleeved and fixed on an output shaft of the driving motor, a driven gear (22) is arranged on the rack through a transmission shaft, and the transmission shaft is also provided with the driving disc; the driving gear is connected with the driven gear through a transmission toothed belt (23).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010006086.4A CN111044283B (en) | 2020-01-03 | 2020-01-03 | Torsion fixing machine for driven disc |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010006086.4A CN111044283B (en) | 2020-01-03 | 2020-01-03 | Torsion fixing machine for driven disc |
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| CN111044283B CN111044283B (en) | 2022-05-03 |
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| CN111044283B (en) | 2022-05-03 |
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