CN117387472B - Large herringbone tooth assembly detection method - Google Patents
Large herringbone tooth assembly detection method Download PDFInfo
- Publication number
- CN117387472B CN117387472B CN202311689225.8A CN202311689225A CN117387472B CN 117387472 B CN117387472 B CN 117387472B CN 202311689225 A CN202311689225 A CN 202311689225A CN 117387472 B CN117387472 B CN 117387472B
- Authority
- CN
- China
- Prior art keywords
- gear
- handed
- handed gear
- roller
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 20
- 230000007704 transition Effects 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000009191 jumping Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims 7
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
Abstract
A large herringbone gear assembly detection method is provided, wherein a left-handed gear and a right-handed gear are respectively assembled on two sides of a roller flange, and the method comprises the following steps: s1, erecting a roller; s2, assembling a left-handed gear and a right-handed gear; s3, coaxiality adjustment is carried out to ensure that the runout of the left-handed gear and the right-handed gear is smaller than 0.1mm; s4, alignment detection, namely placing the V-shaped ruler in tooth grooves corresponding to the left-handed gear and the right-handed gear, respectively detecting gaps between the V-shaped ruler body and the left-handed gear and between the V-shaped ruler body and the right-handed gear through a feeler gauge, and enabling the gaps between the V-shaped ruler body and the left-handed gear and between the V-shaped ruler body and the right-handed gear to be consistent through rotating the left-handed gear or the right-handed gear; s5, fastening connection, wherein the left-handed gear and the right-handed gear are fastened and connected with the flange through bolts; the assembly and detection method is simple, and meanwhile, the assembly precision of the large herringbone teeth can be effectively ensured.
Description
Technical Field
The invention relates to the technical field of crane reels, in particular to a large herringbone tooth assembly detection method.
Background
As known, the winding drum is an important part on a crane product, a single winding drum of a certain large crane weighs 32000 kg, the outer diameter of a rope groove of the winding drum is 2800mm, the diameter of a gear to be assembled is about 3700mm, the modulus is 25, and the precision grade is 7; belongs to large equipment; the rotation precision of the ultra-large tonnage winding drum is a key factor for stable lifting of the crane, and the meshing precision of gears on the winding drum is one of key control points of the whole equipment; in order to ensure the stability, reliability and higher bearing capacity of the hoisting, the transmission of the ultra-large tonnage winding drum is that a left-handed helical gear and a right-handed helical gear are respectively arranged on the left side and the right side of a flange at one end of the winding drum to form an open herringbone tooth structure; herringbone teeth have the following advantages: 1. the herringbone gear has high contact ratio, and at least 2 teeth are meshed at any moment; 2. the frontal engagement process between the herringbone teeth is an excessive process, and the stress on the gear teeth is gradually reduced from small to large and then from large to small; the human gear has high bearing capacity and stable work; 3. the herringbone teeth have no or very small axial force due to the opposite directions of the helical angles of the teeth in the symmetrical directions;
however, the large-sized winding drum is heavy in weight, large in size and inconvenient to hoist and transport, the existing assembly process lacks a special detection device for detecting the alignment of the herringbone gear and the dextrorotation gear, and the assembly process completely depends on the eye force and personal experience of an operator to judge, so that the herringbone gear and the dextrorotation gear often have larger axial dislocation deviation after the assembly; in addition, as the large herringbone teeth belong to thin-wall workpieces, how to protect the workpieces in the hoisting process prevents the workpieces from out of round deformation, and avoids accidental collision with other objects in the hoisting process, which is also an industry problem;
chinese patent (bulletin number: CN 113695686A) discloses a processing method of a split-type split-processed heavy-duty herringbone gear ring and a correction tool thereof; the internal bevel gears of the two gear rings are processed separately, the internal gear dimensional accuracy is improved through finish grinding, so that the internal gear high-accuracy symmetry of the left-hand gear ring and the right-hand gear ring is ensured, the central plane is centered, then the left-hand gear ring and the right-hand gear ring are spliced and calibrated on a correction tool, the two gear rings are sleeved on the same correction piece, the two gear rings are ensured to be coaxial, the two top balls are respectively propped against the two side walls of the internal gear grooves of the two gear rings through screwing in the two correction probe rods, and the phase angles of the two gear rings are ensured to be consistent; the device is only suitable for assembling small open herringbone teeth, and cannot be applied to assembling and calibrating large herringbone teeth.
Disclosure of Invention
In order to overcome the defects in the background technology, the invention discloses a large herringbone tooth assembly detection method.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
a large herringbone gear assembly detection method is provided, wherein a left-handed gear and a right-handed gear are respectively assembled on two sides of a roller flange, and the method comprises the following steps:
s1, erecting a roller, horizontally supporting the roller through two roller supporting seats arranged at intervals, and arranging a bearing support capable of supporting the end of the roller at one end of the roller provided with a flange;
s2, assembling, namely, when the right-handed gear is assembled, the two roller supporting seats and the bearing support the roller in turn, and the right-handed gear is sleeved on the roller body of the roller by using a hoisting tool, so that the right-handed gear is in pre-tightening connection with the inner side of the flange; when the left-handed gear is assembled, the roller is supported by the two roller supporting seats, the bearing support is removed, and the left-handed gear is sleeved on the roller body at the outer side of the flange by the hoisting tool, so that the left-handed gear is in pre-tightening connection with the outer side of the flange;
s3, coaxiality adjustment, namely assembling the roller on a crane trolley frame to enable the roller to rotate, arranging two magnetic seat dial indicators on one side of the roller, wherein the two magnetic seat dial indicators are used for respectively detecting the left-hand gear and the right-hand gear, and detecting the jumping amounts of the left-hand gear and the right-hand gear through the two magnetic seat dial indicators; at least 3 radial adjusting devices for adjusting coaxiality among the left-handed gear, the right-handed gear and the flange are fixedly connected at intervals along the circumferential direction on the inner side and the outer side of the flange, and the runout of the left-handed gear and the right-handed gear is adjusted by the radial adjusting devices under the assistance of a magnetic seat dial gauge, so that the runout of the left-handed gear and the right-handed gear is smaller than 0.1mm;
s4, alignment detection, namely placing the V-shaped ruler in tooth grooves corresponding to the left-handed gear and the right-handed gear, and enabling two ruler bodies of the V-shaped ruler to be respectively positioned at reference circles of the left-handed gear and the right-handed gear; selecting a left-handed gear or a right-handed gear as a reference, enabling the V-shaped ruler to be attached to one side of the reference tooth, respectively detecting gaps between the V-shaped ruler body and the left-handed gear and between the V-shaped ruler body and the right-handed gear through a feeler gauge, and enabling the gaps between the V-shaped ruler body and the left-handed gear and between the V-shaped ruler body and the right-handed gear to be consistent through rotating the left-handed gear or the right-handed gear;
s5, fastening connection, wherein the left-handed gear and the right-handed gear are fastened and connected with the flange through bolts.
Preferably, the radial adjusting device comprises a connecting seat and an adjusting bolt, the connecting seat is of a right-angle bending structure, one right-angle side of the connecting seat corresponds to the flange and is fixedly connected, the other right-angle side of the connecting seat is provided with a threaded hole, the threaded hole is internally and in threaded connection with the adjusting bolt which can correspondingly collide with the inner ring surface of the corresponding left-handed gear or the right-handed gear, and the axis of the adjusting bolt passes through the center of the flange.
Preferably, the inner side and the outer side of the flange of the winding drum are uniformly distributed along the circumferential direction and are fixedly connected with 5 or 8 radial adjusting devices at intervals.
Preferably, in step S4, the drum is rotated for one circle, and the jumping condition of the dial indicator of the magnetic seat is observed; the radial regulating device for regulating the position with large runout deviation has the regulating quantity of 2/3 of the runout deviation value, and the circumferential runout quantity of the left-handed gear and the right-handed gear is measured for multiple times by the same method, and finally, the circumferential runout quantity is ensured to be smaller than 0.1mm.
Preferably, after the coaxiality of the left-handed gear and the right-handed gear is adjusted in place in the step S3, detecting the axial dislocation amount between corresponding gear teeth of the left-handed gear and the right-handed gear through a combined measuring device; the combined measuring device comprises two symmetrically arranged measuring components, wherein each measuring component comprises a sliding top plate, a tooth-shaped groove plate and a baffle plate; the sliding top plates of the two measuring assemblies can be correspondingly spliced into a V-shaped structure consistent with the herringbone tooth profile structure; two tooth-shaped groove plates are arranged at the bottom of the sliding top plate at intervals, and tooth-shaped grooves which can be correspondingly clamped with corresponding gear teeth of the herringbone teeth are formed in the surface of each tooth-shaped groove plate.
Preferably, one end of the sliding top plate corresponding to the end face of the herringbone tooth is provided with a baffle which can be correspondingly attached to the corresponding end face of the herringbone tooth, and the inner side of the baffle is provided with a magnet which can be correspondingly and magnetically attracted and connected with the herringbone tooth; the inner side of the baffle is movably connected with a transition connecting plate, the magnet is correspondingly and fixedly connected with the transition connecting plate, and two guide posts which movably penetrate through the baffle are arranged on the surface of the transition connecting plate at intervals; the surface of the transition connecting plate is rotationally connected with a stud penetrating through the baffle, and the stud is in threaded connection with the baffle.
Preferably, the opposite ends of the sliding top plates of the two measuring assemblies are of step structures which can be correspondingly spliced.
Preferably, the hoisting tool comprises a connecting disc, a horizontal hoisting ring and a vertical hoisting assembly; the connecting disc is of a circular ring structure, and the inner diameter and the outer diameter of the connecting disc are respectively larger than those of the herringbone teeth; the disc surface on one side of the connecting disc is provided with horizontal hanging rings for horizontally hanging the connecting disc and connecting bolts which can be correspondingly connected with corresponding connecting process holes of the left-handed gear or the right-handed gear in a threaded manner at intervals along the circumferential direction; a vertical hoisting assembly for vertically hoisting the connecting disc is arranged on one side of the connecting disc; the vertical hoisting assembly comprises a connecting body with a groove-shaped structure, the groove wall at one side of a notch of the connecting body is fixedly connected with the connecting disc, and two vertical hanging rings are arranged at the top of the connecting body at intervals.
Preferably, a plurality of detection holes for detecting the assembly state of the left-handed gear or the right-handed gear are distributed on the disc surface at intervals along the circumferential direction.
Preferably, at least 3 coaxiality adjusting devices are distributed on one side disc surface of the connecting disc corresponding to the horizontal hanging ring at intervals along the circumferential direction, each coaxiality adjusting device comprises an ear plate fixedly connected with the connecting disc, and the ear plate surface is in threaded connection with an adjusting jackscrew of which the axis passes through the center of the connecting disc.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
according to the large herringbone gear assembly detection method disclosed by the invention, the left-handed gear and the right-handed gear are hoisted through the hoisting tool, the left-handed gear or the right-handed gear is hoisted horizontally, so that the left-handed gear or the right-handed gear is turned over to be in a vertical state in the air, then the left-handed gear or the right-handed gear is hoisted vertically through the vertical hoisting assembly for assembly, the deformation amount in the assembly process of the left-handed gear or the right-handed gear is reduced, and the purpose of protecting the left-handed gear and the right-handed gear is achieved; after the left-handed gear and the right-handed gear are assembled, the radial offset of the left-handed gear and the right-handed gear is adjusted through a radial adjusting device; ensuring that the circumferential runout of the left-handed gear and the right-handed gear is less than 0.1mm; the axial dislocation between corresponding gear teeth of the left-handed gear and the right-handed gear is detected through the combined measuring device and the V-shaped ruler, and the assembly precision of the left-handed gear and the right-handed gear is effectively guaranteed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of a bearing support;
FIG. 3 is a schematic view of the structure of the V-shaped ruler;
FIG. 4 is a schematic structural view of a radial adjustment device;
FIG. 5 is a schematic diagram of a combined measuring device;
FIG. 6 is a side view of the combination measuring device;
FIG. 7 is a schematic view showing a state in which two sliding top plates are just spliced;
FIG. 8 is a schematic view of a state in which there is misalignment of two slipping top plates;
FIG. 9 is a schematic structural view of a hoisting tool
FIG. 10 is a side view of a connection pad
FIG. 11 is a schematic structural view of a vertical lifting assembly
Fig. 12 is a schematic structural view of the detection hole.
In the figure: 1. a left-hand gear; 2. a right-handed gear; 3. a roller support base; 4. a bearing support; 5. hoisting the tool; 5-1, connecting disc; 5-2, horizontal hanging rings; 5-3, connecting bolts; 5-4, a connector; 5-5, detecting holes; 5-6, ear plates; 5-7, adjusting jackscrews; 5-8, vertical hanging rings; 6. radial adjusting device; 6-1, a connecting seat; 6-2, adjusting bolts; 7. a V-shaped ruler; 8. a combination measuring device; 8-1, sliding a top plate; 8-2, tooth-shaped groove plates; 8-3, baffle plates; 8-4, a magnet; 8-5, a transition connecting plate; 8-6, a guide post; 8-7, a stud.
Detailed Description
The present invention will be explained in detail by the following examples, and the purpose of the present invention is to protect all technical improvements within the scope of the present invention, and in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., only correspond to the drawings of the present application, and in order to facilitate description of the present invention, it is not necessary to indicate or imply that the apparatus or element referred to has a specific orientation.
Embodiment 1, with reference to fig. 1 to 3, is a large herringbone gear assembly detection method, wherein a left-handed gear 1 and a right-handed gear 2 are respectively assembled on two sides of a roller flange, and the method comprises the following steps:
s1, erecting a roller, horizontally supporting the roller through two roller supporting seats 3 arranged at intervals, and arranging a bearing support 4 capable of supporting the end of the roller at one end of the roller provided with a flange;
s2, assembling, namely, when the right-handed gear 2 is assembled, the two roller supporting seats 3 and the bearing support 4 are used for supporting the roller in turn, and the right-handed gear 2 is sleeved on the roller body by using the hoisting tool 5, so that the right-handed gear 2 is in pre-tightening connection with the inner side of the flange; when the left-handed gear 1 is assembled, a roller is supported by the two roller supporting seats 3, the bearing support 4 is removed, the left-handed gear 1 is sleeved on the roller barrel body outside the flange by the hoisting tool 5, and the left-handed gear 1 is in pre-tightening connection with the outer side of the flange;
namely, when the right-handed gear 2 is assembled, firstly, removing the roller support seat 3 far away from the bearing support 4, and sleeving the right-handed gear 2 on the roller body through the hoisting tool 5; the roller support seat 3 far away from the bearing support 4 is used for supporting the roller again, the roller support seat 3 close to the bearing support 4 is removed, and the right-handed gear 2 is in pre-tightening connection with the inner side of the flange;
s3, coaxiality adjustment, namely assembling a roller on a crane trolley frame to enable the roller to rotate, arranging two magnetic seat dial indicators on one side of the roller, wherein the two magnetic seat dial indicators are used for respectively detecting the left-hand gear 1 and the right-hand gear 2, and detecting the jumping amounts of the left-hand gear 1 and the right-hand gear 2 through the two magnetic seat dial indicators; at least 3 radial adjusting devices 6 for adjusting coaxiality between the left-handed gear 1, the right-handed gear 2 and the flange are fixedly connected at intervals along the circumferential direction on the inner side and the outer side of the flange, and the runout of the left-handed gear 1 and the right-handed gear 2 is adjusted through the radial adjusting devices 6 under the assistance of a magnetic seat dial gauge, so that the runout of the left-handed gear 1 and the right-handed gear 2 is smaller than 0.1mm;
s4, alignment detection, namely placing the V-shaped ruler 7 in tooth grooves corresponding to the left-hand gear 1 and the right-hand gear 2, and enabling two ruler bodies of the V-shaped ruler 7 to be respectively positioned at the reference circles of the left-hand gear 1 and the right-hand gear 2; selecting a left-hand gear 1 or a right-hand gear 2 as a reference, enabling a V-shaped ruler 7 to be attached to one side of a reference tooth, respectively detecting gaps between the ruler body of the V-shaped ruler 7 and the left-hand gear 1 and the right-hand gear 2 through a feeler gauge, enabling the gaps between the ruler body of the V-shaped ruler 7 and the left-hand gear 1 and the right-hand gear 2 to be consistent through rotating the left-hand gear 1 or the right-hand gear 2, and enabling corresponding gear teeth of the left-hand gear 1 and the right-hand gear 2 to be axially aligned, namely enabling intersection points of extension lines of corresponding gear teeth of the left-hand gear 1 and the right-hand gear 2 to be positioned at a herringbone tooth center seam;
s5, fastening connection, wherein the left-handed gear 1 and the right-handed gear 2 are fastened and connected with the flange through bolts.
In the embodiment 2, referring to fig. 1 to 4, a large herringbone gear assembly detection method is different from embodiment 1 in that, on the basis of embodiment 1, the radial adjusting device 6 includes a connecting seat 6-1 and an adjusting bolt 6-2, the connecting seat 6-1 is in a right-angle bending structure, one right-angle side of the connecting seat 6-1 is correspondingly and fixedly connected with a flange, the other right-angle side of the connecting seat 6-1 is provided with a threaded hole, the threaded hole is internally and threadedly connected with the adjusting bolt 6-2 which can correspondingly collide with the inner ring of the corresponding left-handed gear 1 or right-handed gear 2, and the axis of the adjusting bolt 6-2 passes through the center of the flange, namely, 5 or 8 radial adjusting devices 6 can be fixedly connected at the inner side and the outer side of the flange along the circumferential direction at equal intervals, and the radial offset of the left-handed gear 1 or the right-handed gear 2 can be adjusted by screwing the corresponding adjusting bolt 6-2;
when in adjustment, the winding drum is rotated for a circle, and the jumping condition of the dial indicator of the magnetic seat is observed; and adjusting the adjusting bolt 6-2 at the position with large runout deviation, wherein the adjusting quantity is 2/3 of the runout deviation value, the circumferential runout quantity of the left-handed gear 1 and the right-handed gear 2 is measured for a plurality of times by the same method, and finally, the circumferential runout quantity is ensured to be smaller than 0.1mm.
In the embodiment 3, with reference to fig. 1 to 8, in the method for detecting assembly of large herringbone teeth, on the basis of embodiment 1 or 2, after coaxiality of the left-handed gear 1 and the right-handed gear 2 in step S3 is adjusted in place, axial misalignment between corresponding gear teeth of the left-handed gear 1 and the right-handed gear 2 is detected by a combined measuring device 8, so that the axial misalignment between corresponding gear teeth of the left-handed gear 1 and the right-handed gear 2 is reduced, and alignment detection in the subsequent step S4 is facilitated;
the combined measuring device 8 comprises two symmetrically arranged measuring components, wherein the measuring components comprise a sliding top plate 8-1, a tooth-shaped groove plate 8-2 and a baffle plate 8-3; the sliding top plates 8-1 of the two measuring assemblies can be correspondingly spliced into a V-shaped structure consistent with the herringbone tooth profile structure, namely one end of the two sliding top plates 8-1 opposite to each other can be correspondingly leveled with the center joint or the tip of the herringbone tooth; the bottom of the sliding top plate 8-1 is provided with two tooth-shaped groove plates 8-2 at intervals, the surface of the tooth-shaped groove plates 8-2 is provided with tooth-shaped grooves which can be correspondingly clamped with corresponding gear teeth of herringbone gears, namely, the sliding top plate 8-1 can be positioned after the tooth-shaped groove plates 8-2 are correspondingly clamped with the corresponding gear teeth of herringbone gears, meanwhile, the sliding top plate 8-1 can slide along the gear teeth, so that the two sliding top plates 8-1 can move close to each other, when the left-hand gear 1 and the right-hand gear 2 are in an aligned state, the two sliding top plates 8-1 can be aligned after being spliced at opposite ends, if the left-hand gear 1 and the right-hand gear 2 are axially staggered, the two sliding top plates 8-1 are staggered, namely, the dislocation amount of the left-hand gear 1 and the right-hand gear 2 is the dislocation amount of the left-hand gear 1, an operator can take the left-hand gear or the right-hand gear of the herringbone gear as a basis, the basic gear is ensured to be fixed, the other gear is rotated until the opposite ends of the two sliding top plates 8-1 are aligned, and the purpose of aligning the left-hand gear 1 and the right-hand gear 2 can be assembled conveniently;
one end of the sliding top plate 8-1 corresponding to the end face of the herringbone tooth is provided with a baffle plate 8-3 which can be correspondingly attached to the corresponding end face of the herringbone tooth, and the inner side of the baffle plate 8-3 is provided with a magnet 8-4 which can be correspondingly and magnetically attracted and connected with the herringbone tooth, namely when the left-handed gear 1 and the right-handed gear 2 are in dislocation need to be adjusted, the baffle plate 8-3 can be fixed through the magnet 8-4, and then the sliding top plate 8-1 is fixed, so that the dislocation amount can be observed at any time when the left-handed gear or the right-handed gear is rotated, and a special person is not required to hold the sliding top plate 8-1; the inner side of the baffle plate 8-3 is movably connected with a transition connecting plate 8-5, the magnet 8-4 is correspondingly and fixedly connected with the transition connecting plate 8-5, two guide posts 8-6 which movably penetrate through the baffle plate 8-3 are arranged on the surface of the transition connecting plate 8-5 at intervals, namely, the position of the transition connecting plate 8-5 can be axially adjusted along the guide posts 8-6, thereby being capable of adapting to herringbone teeth with different tooth surface widths and improving the universality; the surface of the transition connecting plate 8-5 is rotationally connected with a stud 8-7 penetrating through the baffle plate 8-3, the stud 8-7 is in threaded connection with the baffle plate 8-3, namely, the position of the transition connecting plate 8-5 can be adjusted by screwing the stud 8-7, the adjustment is more accurate, and meanwhile, the position of the transition connecting plate 8-5 can be positioned;
the opposite ends of the sliding top plates 8-1 of the two measuring assemblies are of step structures which can be correspondingly spliced, namely when the step structures at the opposite ends of the two sliding top plates 8-1 are just spliced, namely the left-hand gear 1 and the right-hand gear 2 are aligned, if the left-hand gear 1 and the right-hand gear 2 are misplaced, the gap between the step surfaces of the two step structures can be measured to determine the misplacement quantity of the left-hand gear 1 and the right-hand gear 2, and the measuring device is convenient and quick; the opposite ends of the sliding top plates 8-1 of the two measuring assemblies are provided with scale marks, so that the dislocation quantity existing between the left-handed gear 1 and the right-handed gear 2 can be further conveniently measured.
Embodiment 4, with reference to fig. 1 to 12, is a large herringbone tooth assembly detection method, and on the basis of any one of embodiments 1 to 3, the hoisting tool 5 includes a connecting disc 5-1, a horizontal hoisting ring 5-2 and a vertical hoisting assembly; the connecting disc 5-1 is in a circular ring structure, and the inner diameter and the outer diameter of the connecting disc are respectively larger than those of the herringbone teeth; the horizontal hanging rings 5-2 used for horizontally hanging the connecting disc 5-1 and the connecting bolts 5-3 which can be correspondingly connected with corresponding connecting process holes of the left-handed gear 1 or the right-handed gear 2 are arranged on one disc surface of the connecting disc 5-1 at intervals along the circumferential direction, namely the connecting disc 5-1 can be horizontally hung through the horizontal hanging rings 5-2, so that the connecting disc 5-1 can be correspondingly attached to the tops of the horizontally placed herringbone teeth, namely the connecting disc 5-1 can be fixedly connected with the left-handed gear 1 or the right-handed gear 2 through the connecting bolts 5-3, and then the left-handed gear 1 or the right-handed gear 2 can be horizontally hung by hanging the connecting disc 5-1;
the vertical hoisting assembly for vertically hoisting the connecting disc 5-1 is arranged on one side of the connecting disc 5-1, after the herringbone gear is hoisted horizontally, the herringbone gear can be turned to be in a vertical state by adjusting the length of a hoisting rope connected with the horizontal hoisting ring 5-2, namely, the left-hand gear 1 or the right-hand gear 2 can be vertically hoisted through the vertical hoisting assembly for assembly, the deformation amount in the assembly process of the left-hand gear 1 or the right-hand gear 2 is reduced, the purpose of protecting the left-hand gear 1 or the right-hand gear 2 is achieved, meanwhile, the outer diameter of the connecting disc 5-1 is larger than the outer diameters of the left-hand gear 1 and the right-hand gear 2, the phenomenon that the left-hand gear 1 and the right-hand gear 2 are accidentally knocked in the hoisting process can be avoided, and the inner diameter of the connecting disc 5-1 is larger than the inner diameters of the left-hand gear 1 and the right-hand gear 2, and interference influence on the assembly of the left-hand gear 1 or the right-hand gear 2 can be avoided;
the vertical hoisting assembly comprises a connecting body 5-4 in a groove-shaped structure, the groove wall at one side of the notch of the connecting body 5-4 is fixedly connected with the connecting disc 5-1, and two vertical hanging rings 5-8 are arranged at the top of the connecting body 5-4 at intervals, so that the structure is simple; a step structure correspondingly matched with the corresponding end face of the left-hand gear 1 or the right-hand gear 2 is arranged on one disc face of the connecting disc 5-1, which is away from the horizontal hanging ring 5-2, and the step structure can be in transition fit with the corresponding end face annular groove of the left-hand gear 1 or the right-hand gear 2, so that the fit degree between the connecting disc 5-1 and the left-hand gear 1 or the right-hand gear 2 is improved, the structural strength of the left-hand gear 1 or the right-hand gear 2 is enhanced, and deformation of the left-hand gear 1 or the right-hand gear 2 in the lifting process is further prevented;
a plurality of detection holes 5-5 for detecting the assembly state of the left-hand gear 1 or the right-hand gear 2 are distributed on the disc surface of the connecting disc 5-1 at intervals along the circumferential direction, namely when the left-hand gear 1 or the right-hand gear 2 is hoisted to a proper position, the left-hand gear 1 or the right-hand gear 2 can be connected and fixed with a reel flange, the detection holes 5-5 are positioned at the connection position of the inner ring of the left-hand gear 1 or the right-hand gear 2 and the reel flange, a clearance gauge can penetrate through the detection holes 5-5 to detect the clearance between the connection position of the inner ring of the left-hand gear 1 or the right-hand gear 2 and the reel flange, and coaxiality between the left-hand gear 1 or the right-hand gear 2 and the reel flange can be judged through comparison of the plurality of clearances so as to facilitate coaxiality adjustment;
in addition, at least 3 coaxiality adjusting devices are arranged on one side disc surface of the connecting disc 5-1 corresponding to the horizontal hanging ring 5-2 along the circumferential direction at intervals, each coaxiality adjusting device comprises an ear plate 5-6 which is fixedly connected with the connecting disc 5-1, adjusting jackscrews 5-7 with axes passing through the circle center of the connecting disc 5-1 are connected to the surface of each ear plate 5-6 in a threaded mode, namely, the coaxiality between the connecting disc 5-1 and a winding drum can be adjusted by enabling the adjusting jackscrews 5-7 to be in interference with the drum body of the winding drum, further, coaxiality between the left-hand gear 1 or the right-hand gear 2 and the winding drum flange can be adjusted, subsequent assembly detection operation can be facilitated, after the left-hand gear 1 or the right-hand gear 2 is adjusted in place, the left-hand gear 1 or the right-hand gear 2 can be in pretightening connection with the winding drum flange, and then the connecting bolts 5-3 can be detached, and the connecting disc 5-1 is separated from the left-hand gear 1 or the right-hand gear 2.
The invention has not been described in detail in the prior art, and it is apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and all changes coming within the meaning and range of equivalency are intended to be embraced therein.
Claims (8)
1. A large herringbone gear assembly detection method is characterized in that herringbone gears comprise left-handed gears (1) and right-handed gears (2) which are respectively assembled on two sides of a roller flange: comprises the following steps:
s1, erecting a roller, horizontally supporting the roller through two roller supporting seats (3) arranged at intervals, and arranging a bearing support (4) capable of supporting the end of the roller at one end of the roller provided with a flange;
s2, when the right-handed gear (2) is assembled, firstly removing the roller support seat (3) far away from the bearing support (4), and sleeving the right-handed gear (2) on the roller body through the hoisting tool (5); the roller support seat (3) far away from the bearing support (4) is used for supporting the roller again, the roller support seat (3) close to the bearing support (4) is removed, and the right-handed gear (2) is in pre-tightening connection with the inner side of the flange; when the left-handed gear (1) is assembled, a roller is supported by the two roller supporting seats (3), the bearing support (4) is removed, and the left-handed gear (1) is sleeved on the roller body at the outer side of the flange through the hoisting tool (5), so that the left-handed gear (1) is in pre-tightening connection with the outer side of the flange;
s3, coaxiality adjustment, namely assembling a roller on a crane trolley frame to enable the roller to rotate, arranging two magnetic seat dial indicators on one side of the roller, wherein the two magnetic seat dial indicators are used for respectively detecting a left-hand gear (1) and a right-hand gear (2), and detecting the jumping quantity of the left-hand gear (1) and the right-hand gear (2) through the two magnetic seat dial indicators; at least 3 radial adjusting devices (6) for adjusting coaxiality between the left-handed gear (1), the right-handed gear (2) and the flange are fixedly connected at intervals along the circumferential direction on the inner side and the outer side of the flange, and the runout of the left-handed gear (1) and the right-handed gear (2) is adjusted through the radial adjusting devices (6) under the assistance of a magnetic seat dial indicator, so that the runout of the left-handed gear (1) and the right-handed gear (2) is smaller than 0.1mm;
the radial adjusting device (6) comprises a connecting seat (6-1) and an adjusting bolt (6-2), the connecting seat (6-1) is in a right-angle bending structure, one right-angle side of the connecting seat (6-1) is correspondingly and fixedly connected with the flange, the other right-angle side of the connecting seat (6-1) is provided with a threaded hole, the threaded hole is internally and in threaded connection with the adjusting bolt (6-2) which can correspondingly collide with the inner ring of the corresponding left-handed gear (1) or right-handed gear (2), and the axis of the adjusting bolt (6-2) passes through the center of the flange;
after coaxiality of the left-handed gear (1) and the right-handed gear (2) is adjusted in place, detecting axial dislocation quantity between corresponding gear teeth of the left-handed gear (1) and the right-handed gear (2) through a combined measuring device (8); the combined measuring device (8) comprises two symmetrically arranged measuring components, wherein the measuring components comprise a sliding top plate (8-1), a tooth-shaped groove plate (8-2) and a baffle plate (8-3); the sliding top plates (8-1) of the two measuring assemblies can be correspondingly spliced into a V-shaped structure consistent with the herringbone tooth profile structure; two toothed groove plates (8-2) are arranged at the bottom of the sliding top plate (8-1) at intervals, and toothed grooves which can be correspondingly clamped with corresponding gear teeth of the herringbone teeth are formed in the surface of each toothed groove plate (8-2); an operator can take a left-handed gear or a right-handed gear of the herringbone gear as a basis, so that the basis gear is fixed, and the other gear is rotated until opposite ends of the two sliding top plates (8-1) are just aligned, and the left-handed gear (1) and the right-handed gear (2) are aligned;
s4, alignment detection, namely placing the V-shaped ruler (7) in tooth grooves corresponding to the left-hand gear (1) and the right-hand gear (2), and enabling two ruler bodies of the V-shaped ruler (7) to be respectively positioned at the reference circles of the left-hand gear (1) and the right-hand gear (2); selecting a left-hand gear (1) or a right-hand gear (2) as a reference, attaching a V-shaped ruler (7) to one side of the reference teeth, respectively detecting gaps between the ruler body of the V-shaped ruler (7) and the left-hand gear (1) and the right-hand gear (2) through a feeler gauge, and enabling the gaps between the ruler body of the V-shaped ruler (7) and the left-hand gear (1) and the right-hand gear (2) to be consistent by rotating the left-hand gear (1) or the right-hand gear (2);
s5, fastening connection, wherein the left-handed gear (1) and the right-handed gear (2) are fastened and connected with the flange through bolts.
2. The large herringbone tooth assembly test method of claim 1, wherein the steps of: the inner side and the outer side of the flange are uniformly distributed along the circumferential direction and are fixedly connected with 5 or 8 radial adjusting devices (6) at intervals.
3. The large herringbone tooth assembly test method of claim 1, wherein the steps of: in the step S3, the winding drum is rotated for a circle, and the jumping condition of the dial indicator of the magnetic seat is observed; and the radial adjusting device (6) is used for adjusting the position with large runout deviation, the adjusting quantity is 2/3 of the runout deviation value, the circumferential runout quantity of the left-handed gear (1) and the right-handed gear (2) is measured for a plurality of times by the same method, and finally, the circumferential runout quantity is ensured to be smaller than 0.1mm.
4. The large herringbone tooth assembly test method of claim 1, wherein the steps of: one end of the sliding top plate (8-1) corresponding to the end face of the herringbone tooth is provided with a baffle plate (8-3) which can be correspondingly attached to the corresponding end face of the herringbone tooth, and the inner side of the baffle plate (8-3) is provided with a magnet (8-4) which can be correspondingly and magnetically attracted and connected with the herringbone tooth; the inner side of the baffle plate (8-3) is movably connected with a transition connecting plate (8-5), the magnet (8-4) is correspondingly and fixedly connected with the transition connecting plate (8-5), and two guide posts (8-6) which movably penetrate through the baffle plate (8-3) are arranged on the surface of the transition connecting plate (8-5) at intervals; the surface of the transition connecting plate (8-5) is rotationally connected with a stud (8-7) penetrating through the baffle plate (8-3), and the stud (8-7) is in threaded connection with the baffle plate (8-3).
5. The large herringbone tooth assembly test method of claim 1, wherein the steps of: the opposite ends of the sliding top plates (8-1) of the two measuring assemblies are of step structures which can be correspondingly spliced.
6. The large herringbone tooth assembly test method of claim 1, wherein the steps of: the hoisting tool (5) comprises a connecting disc (5-1), a horizontal hoisting ring (5-2) and a vertical hoisting assembly; the connecting disc (5-1) is in a circular structure, and the inner diameter and the outer diameter of the connecting disc are respectively larger than those of the herringbone teeth; a horizontal hanging ring (5-2) for horizontally hanging the connecting disc (5-1) and a connecting bolt (5-3) which can be correspondingly in threaded connection with a corresponding connecting process hole of the left-handed gear (1) or the right-handed gear (2) are arranged on one disc surface of the connecting disc (5-1) at intervals along the circumferential direction; one side of the connecting disc (5-1) is provided with a vertical hoisting component for vertically hoisting the connecting disc (5-1); the vertical hoisting assembly comprises a connecting body (5-4) with a groove-shaped structure, the groove wall at one side of the notch of the connecting body (5-4) is fixedly connected with the connecting disc (5-1), and two vertical hanging rings (5-8) are arranged at the top of the connecting body (5-4) at intervals.
7. The large herringbone tooth assembly test method of claim 6, wherein the steps of: a plurality of detection holes (5-5) for detecting the assembly state of the left-handed gear (1) or the right-handed gear (2) are distributed on the disc surface of the connecting disc (5-1) at intervals along the circumferential direction.
8. The large herringbone tooth assembly test method of claim 6, wherein the steps of: at least 3 coaxiality adjusting devices are arranged on one side disc surface of the connecting disc (5-1) corresponding to the horizontal hanging ring (5-2) at intervals along the circumferential direction, each coaxiality adjusting device comprises an ear plate (5-6) which is fixedly connected with the connecting disc (5-1), and an adjusting jackscrew (5-7) of which the axis passes through the center of the connecting disc (5-1) is connected with the surface of the ear plate (5-6) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311689225.8A CN117387472B (en) | 2023-12-11 | 2023-12-11 | Large herringbone tooth assembly detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311689225.8A CN117387472B (en) | 2023-12-11 | 2023-12-11 | Large herringbone tooth assembly detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117387472A CN117387472A (en) | 2024-01-12 |
| CN117387472B true CN117387472B (en) | 2024-04-05 |
Family
ID=89467029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311689225.8A Active CN117387472B (en) | 2023-12-11 | 2023-12-11 | Large herringbone tooth assembly detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117387472B (en) |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB162457A (en) * | 1920-02-21 | 1921-05-05 | Holberry Mensforth | Improved device for examining or measuring the accuracy of the teeth of a hob used for gear cutting |
| GB234131A (en) * | 1924-05-16 | 1926-06-24 | Klingelnberg Soehne Ferd | Improvements in the method of, and apparatus for, nobbing herringbone bevel gears |
| GB774654A (en) * | 1954-09-20 | 1957-05-15 | Projection Gages Inc | Gear analyzing apparatus |
| CN103418857A (en) * | 2013-09-02 | 2013-12-04 | 太原重工股份有限公司 | Herringbone gear tooth aligning device and assembling method |
| CN203887335U (en) * | 2013-12-24 | 2014-10-22 | 上海振华重工集团(南通)传动机械有限公司 | Gear grinding fixture for large double-helical gear shaft |
| JP2017032127A (en) * | 2015-08-06 | 2017-02-09 | トヨタ自動車株式会社 | Double-helical gear |
| CN107234288A (en) * | 2017-08-09 | 2017-10-10 | 山东金辰机械股份有限公司 | Herringbone bear inner hole key slot symmetrical machining frock and processing method |
| WO2018049711A1 (en) * | 2016-09-14 | 2018-03-22 | 大连理工大学 | Combination herringbone planetary transmission device having adjustable backlash |
| EP3411610A1 (en) * | 2016-02-03 | 2018-12-12 | Sikorsky Aircraft Corporation | Advanced herringbone gear design |
| CN111468884A (en) * | 2020-04-01 | 2020-07-31 | 陕西柴油机重工有限公司 | Herringbone gear assembly positioning method, herringbone gear assembly positioning device, herringbone gear assembly method and high-power diesel engine |
| CN112461099A (en) * | 2020-10-28 | 2021-03-09 | 太原重工股份有限公司 | Herringbone tooth centering detection device and method |
| CN213984989U (en) * | 2020-12-25 | 2021-08-17 | 一重集团天津重工有限公司 | Herringbone gear centering measuring tool |
| CN113916088A (en) * | 2021-10-18 | 2022-01-11 | 大连理工大学 | Method for detecting centering error of herringbone gear |
| CN114485534A (en) * | 2022-01-29 | 2022-05-13 | 西安工业大学 | Method for rapidly measuring symmetry error of herringbone gear by section method |
| CN114700563A (en) * | 2022-05-06 | 2022-07-05 | 重庆齿轮箱有限责任公司 | Herringbone tooth centering measuring tool and herringbone tooth machining method |
| CN115182986A (en) * | 2022-06-24 | 2022-10-14 | 杭州临江前进齿轮箱有限公司 | Mounting method of herringbone-tooth gear ring |
| CN217786037U (en) * | 2022-07-18 | 2022-11-11 | 兰州兰石石油装备工程股份有限公司 | Herringbone gear equal-height detection device |
| CN115837563A (en) * | 2022-11-18 | 2023-03-24 | 常州天山重工机械有限公司 | Machining method for improving centering precision of two tooth parts of herringbone gear shaft |
| CN115846774A (en) * | 2022-11-17 | 2023-03-28 | 常州天山重工机械有限公司 | Machining method for accurately measuring herringbone tooth centering based on three coordinates |
-
2023
- 2023-12-11 CN CN202311689225.8A patent/CN117387472B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB162457A (en) * | 1920-02-21 | 1921-05-05 | Holberry Mensforth | Improved device for examining or measuring the accuracy of the teeth of a hob used for gear cutting |
| GB234131A (en) * | 1924-05-16 | 1926-06-24 | Klingelnberg Soehne Ferd | Improvements in the method of, and apparatus for, nobbing herringbone bevel gears |
| GB774654A (en) * | 1954-09-20 | 1957-05-15 | Projection Gages Inc | Gear analyzing apparatus |
| CN103418857A (en) * | 2013-09-02 | 2013-12-04 | 太原重工股份有限公司 | Herringbone gear tooth aligning device and assembling method |
| CN203887335U (en) * | 2013-12-24 | 2014-10-22 | 上海振华重工集团(南通)传动机械有限公司 | Gear grinding fixture for large double-helical gear shaft |
| JP2017032127A (en) * | 2015-08-06 | 2017-02-09 | トヨタ自動車株式会社 | Double-helical gear |
| EP3411610A1 (en) * | 2016-02-03 | 2018-12-12 | Sikorsky Aircraft Corporation | Advanced herringbone gear design |
| WO2018049711A1 (en) * | 2016-09-14 | 2018-03-22 | 大连理工大学 | Combination herringbone planetary transmission device having adjustable backlash |
| CN107234288A (en) * | 2017-08-09 | 2017-10-10 | 山东金辰机械股份有限公司 | Herringbone bear inner hole key slot symmetrical machining frock and processing method |
| CN111468884A (en) * | 2020-04-01 | 2020-07-31 | 陕西柴油机重工有限公司 | Herringbone gear assembly positioning method, herringbone gear assembly positioning device, herringbone gear assembly method and high-power diesel engine |
| CN112461099A (en) * | 2020-10-28 | 2021-03-09 | 太原重工股份有限公司 | Herringbone tooth centering detection device and method |
| CN213984989U (en) * | 2020-12-25 | 2021-08-17 | 一重集团天津重工有限公司 | Herringbone gear centering measuring tool |
| CN113916088A (en) * | 2021-10-18 | 2022-01-11 | 大连理工大学 | Method for detecting centering error of herringbone gear |
| CN114485534A (en) * | 2022-01-29 | 2022-05-13 | 西安工业大学 | Method for rapidly measuring symmetry error of herringbone gear by section method |
| CN114700563A (en) * | 2022-05-06 | 2022-07-05 | 重庆齿轮箱有限责任公司 | Herringbone tooth centering measuring tool and herringbone tooth machining method |
| CN115182986A (en) * | 2022-06-24 | 2022-10-14 | 杭州临江前进齿轮箱有限公司 | Mounting method of herringbone-tooth gear ring |
| CN217786037U (en) * | 2022-07-18 | 2022-11-11 | 兰州兰石石油装备工程股份有限公司 | Herringbone gear equal-height detection device |
| CN115846774A (en) * | 2022-11-17 | 2023-03-28 | 常州天山重工机械有限公司 | Machining method for accurately measuring herringbone tooth centering based on three coordinates |
| CN115837563A (en) * | 2022-11-18 | 2023-03-24 | 常州天山重工机械有限公司 | Machining method for improving centering precision of two tooth parts of herringbone gear shaft |
Non-Patent Citations (1)
| Title |
|---|
| 人字齿同步传动的装配工艺;唐余德;《机械制造》;19940731(第7期);第26-27页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117387472A (en) | 2024-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100507436C (en) | Meter for conic hole | |
| CN210741291U (en) | Radial circle of axle type part detection device that beats | |
| CN117387472B (en) | Large herringbone tooth assembly detection method | |
| CN106052536A (en) | Deep hole coaxiality measuring tool | |
| CN211178206U (en) | Efficient cylindrical gear beats and detects general device | |
| CN212806881U (en) | Auxiliary tool for measuring hole spacing | |
| CN210713862U (en) | Temporary supporting device of large-span truss | |
| CN105157508B (en) | The tooth runout detection means of bevel gear | |
| CN207189321U (en) | 4th axis center bulb height testing tool | |
| CN215261592U (en) | Concentricity gauge | |
| CN210774676U (en) | Self calibration equipment of automobile centering device in ADAS calibration | |
| CN110775809A (en) | Hoisting device of large-mass plug gauge and online adjusting method thereof | |
| CN219787378U (en) | High-precision adjusting device for machining long-shaft parts by vertical milling machine | |
| CN101628688B (en) | Horizontal precision adjusting method during hoist of prestressed forging hydraulic press beam and adjusting device | |
| JP7466962B1 (en) | Automatic level adjustment device and automatic level adjustment method | |
| CN114770058B (en) | Vertical machining tool and machining method for high-precision conical surface of large gear assembly | |
| CN110715624A (en) | Detection tool and detection method for pneumatically detecting taper angle | |
| CN111024341A (en) | Contact rigidity testing device and testing method | |
| CN212871004U (en) | Portable gear detector of beating | |
| CN218994214U (en) | Air classifier terminal surface gear shaft terminal surface detection device that beats | |
| CN220552394U (en) | Special gauge for detecting hole diameter of circular hole of upright post of fence | |
| JP2002267561A (en) | Uniformity and/or dynamic balance tester for tire | |
| CN219914355U (en) | Rim end diameter jump detection tool | |
| CN219910742U (en) | Pile foundation hole detects frock | |
| CN211283444U (en) | Hoisting accessory of big mass plug gauge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |