CN117840774B - Automobile steering gear nut machining equipment and machining method - Google Patents
Automobile steering gear nut machining equipment and machining method Download PDFInfo
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- CN117840774B CN117840774B CN202410266333.2A CN202410266333A CN117840774B CN 117840774 B CN117840774 B CN 117840774B CN 202410266333 A CN202410266333 A CN 202410266333A CN 117840774 B CN117840774 B CN 117840774B
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- 238000003754 machining Methods 0.000 title claims description 11
- 238000003801 milling Methods 0.000 claims abstract description 82
- 238000005553 drilling Methods 0.000 claims abstract description 45
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 238000003672 processing method Methods 0.000 claims abstract description 7
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Abstract
The invention discloses an automobile steering gear nut processing device and a processing method, wherein the automobile steering gear nut processing device comprises a mounting frame, a clamping structure and an adjusting structure, a horizontal turntable rotating along the center is connected to the mounting frame, a feeding manipulator, a gear milling machine, a milling internal screw machine, a drilling machine and a discharging manipulator are sequentially arranged on the mounting frame around the horizontal turntable according to the processing procedure, a connecting seat is fixedly arranged on the circumference of the outer side of the horizontal turntable, a mounting seat for mounting a steering gear nut is rotationally arranged in the connecting seat, the clamping structure is positioned in the mounting seat and used for clamping and fixing the steering gear nut, and the adjusting structure is positioned in the mounting seat and used for adjusting the angle of the steering gear nut on the mounting seat.
Description
Technical Field
The invention relates to the technical field of automobile part production, in particular to an automobile steering gear nut processing device and an automobile steering gear nut processing method.
Background
The automobile steering gear nut is not only a driven piece of the first-stage transmission pair, but also a driving piece of the second-stage transmission pair, and in order to reduce friction and abrasion between the steering screw and the steering nut, threads of the steering screw and the steering nut are not in direct contact, the steering screw and the steering nut are made into inner and outer raceways, and a plurality of steel balls are arranged between the raceways so as to realize rolling friction.
The processing process of the steering gear nut is completed through the following three procedures in sequence: 1. milling teeth; 2. milling an inner spiral rollaway nest; 3. the drilling processing is carried out, three processing procedures at present are that workers sequentially carry out the processing of the next procedure through manual transfer to the next procedure after the previous procedure is finished, the processing efficiency is relatively low, the intelligent degree is low, and certain potential safety hazards exist when the three procedures are manually clamped, so that the automobile steering gear nut processing equipment and the processing method are provided.
Disclosure of Invention
The invention aims to provide an automobile steering gear nut processing device and an automobile steering gear nut processing method, which are used for solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The invention relates to automobile steering gear nut processing equipment, which comprises a mounting frame, a clamping structure and an adjusting structure, wherein a horizontal turntable rotating along the center is rotationally connected on the mounting frame, a feeding manipulator, a gear milling machine, a milling internal screw machine, a drilling machine and a discharging manipulator are sequentially arranged on the mounting frame around the horizontal turntable according to processing procedures, a connecting seat is fixedly arranged on the circumference of the outer side of the horizontal turntable, a mounting seat for mounting steering gear nuts is rotationally arranged in the connecting seat, the clamping structure is positioned in the mounting seat and used for clamping and fixing the steering gear nuts, and the adjusting structure is positioned in the mounting seat and used for adjusting the angle of the steering gear nuts on the mounting seat.
Preferably, the clamping structure is including the splint that are used for centre gripping steering gear nut, the mount pad top is fixed with the mounting box, mounting box top symmetry is equipped with the opening, splint are equipped with two, be located two openings respectively, splint and the inside sliding connection of opening, the rotation is equipped with the pivot in the mounting box, the pivot top is fixed with first conical gear, the rotation is equipped with positive and negative lead screw in the mounting box, positive and negative lead screw and pivot perpendicular distribution, positive and negative lead screw middle part is fixed with the second conical gear with first conical gear meshing, positive and negative lead screw both ends respectively with two splint downside threaded connection, the pivot bottom runs through mounting box bottom, the pivot is connected with the inside rotation of mount pad, be fixed with first gear in the pivot, the inside circular opening internal fixation of mounting bracket has first external tooth, first gear is connected with first external tooth meshing, first external tooth is located between feeding manipulator and the gear milling machine, utilize the rotation of horizontal revolving stage to drive splint to carry out centre gripping to steering gear nut fixedly, need not artifical centre gripping, reduce the potential safety hazard.
Preferably, the adjusting structure comprises a fixed ring, the inside of the fixed ring is fixed with the outside of the mounting seat, annular teeth are fixed on the outside of the fixed ring, an annular groove is arranged in an inner circular opening of the mounting frame, the outside of the fixed ring is embedded in the annular groove, second external teeth are arranged in the annular groove and are connected with the annular teeth on the outside of the fixed ring in a meshed mode, the second external teeth are divided into two sections, one section is located between the gear milling machine and the milling internal screw machine, the other section is located between the milling internal screw machine and the drilling machine, the direction of a steering gear nut is adjusted after the gear milling, and the operation of milling internal screw threads is facilitated in the next step.
Preferably, the length of the second external teeth between the internal thread milling machine and the drilling machine is three times the length of the second external teeth between the tooth milling machine and the internal thread milling machine, after which the mounting seat can be turned back to the initial position for the next drilling operation.
Preferably, the rotary auxiliary shaft is rotationally connected with the bottom end of the rotary shaft, the second gear is fixed on the auxiliary shaft, the third external teeth are fixed in the circular port inside the mounting frame, the third external teeth are positioned on the lower side of the first external teeth, the second gear is in meshed connection with the third external teeth, the third external teeth are positioned between the drilling machine and the discharging manipulator, the length of the third external teeth is equal to that of the first external teeth, the third conical gear is fixed at the bottom end of the rotary shaft, the fourth conical gear is fixed at the top end of the auxiliary shaft, the connecting shaft is rotationally arranged in the rotary shaft, a fifth conical gear is fixed at one end, close to the rotary shaft, of the connecting shaft and meshed with the third conical gear and the fourth conical gear, the fifth conical gear is positioned between the third conical gear and the fourth conical gear, and can loosen a steering gear nut after all machining procedures are finished, and is convenient to take down by the discharging manipulator.
Preferably, the four mounting seats are arranged and are fixed on the outer side of the horizontal rotary table, so that three processing procedures can work simultaneously, and the processing efficiency is improved.
Preferably, the axle center of pivot is located the outside of solid fixed ring axle center, and gu both sides all are equipped with annular spacing groove about the solid fixed ring, and the inside spacing axle that is equipped with of connecting seat, spacing axle are equipped with two sets of, and every group is equipped with two, and respectively with the inside slip gomphosis of annular spacing groove of gu both sides about the solid fixed ring, the mount pad bottom is equipped with the arc wall, and the inside circular opening bottom of mounting bracket is fixed with the arc piece, arc wall and the slip gomphosis of arc piece, and the arc piece is located first external tooth and third external tooth below, drives solid fixed ring and the whole rotation of mount pad when avoiding the pivot to rotate.
Preferably, the clamping plate is provided with a window for drilling work of the drilling machine, so that drilling operation is facilitated.
Preferably, a stop block is fixed on one side of the clamping plate, which is close to the center of the horizontal rotary table, and can shield the outer side of the steering gear nut, so that the force application of the milling internal screw machine is facilitated.
A processing method of automobile steering gear nut processing equipment comprises the following steps:
s1, feeding, namely placing a steering gear nut between two clamping plates by using a feeding manipulator, wherein one side to be drilled is required to be far away from the center of a horizontal turntable;
S2, clamping, namely, driving the whole mounting seat to rotate in a circular opening of the mounting frame by utilizing the rotation of the horizontal turntable, enabling the first gear to mesh and roll on the first external teeth to drive the rotating shaft to rotate, driving the positive and negative screw rod to rotate by meshing of the first conical gear and the second conical gear, and further driving the two clamping plates to move in opposite directions by utilizing the positive and negative screw rod to clamp the steering gear nut;
S3, milling teeth, continuously rotating the horizontal turntable, rotating the rotator nut to a gear milling machine, and performing gear milling operation by using the gear milling machine;
s4, steering, wherein the horizontal turntable continuously rotates, and the second external teeth between the gear milling machine and the internal thread milling machine are meshed with the annular teeth on the outer side of the fixed ring to drive the fixed ring and the mounting seat to integrally rotate by 90 degrees, so that the internal thread milling end faces to one side far away from the horizontal turntable;
s5, milling internal threads, continuously rotating the horizontal rotary table, and rotating the rotator nut to a milling internal thread machine for internal thread processing;
S6, steering, wherein the horizontal turntable continuously rotates, the second external teeth between the milling internal screw machine and the drilling machine are meshed with the annular teeth on the outer side of the fixed ring to drive the fixed ring and the mounting seat to integrally rotate 270 degrees, the mounting seat is rotated back to the initial position, and the part to be drilled faces to one side far away from the horizontal turntable;
s7, drilling, wherein the horizontal turntable continuously rotates, and the rotator nut is rotated to a drilling machine for drilling operation;
s8, loosening the steering gear nut, continuously rotating the horizontal turntable, driving the auxiliary shaft to rotate by utilizing the meshing of the second gear and the third external teeth, and then driving the rotating shaft to reversely rotate by the mutual cooperation of the fourth conical gear, the fifth conical gear and the third conical gear, so as to drive the positive and negative screw rod to reversely rotate, further driving the two clamping plates to reversely move, and loosening the steering gear nut;
S9, discharging, continuously rotating the horizontal turntable, and taking down the steering gear nut by using a discharging manipulator;
And S10, continuing to rotate the horizontal turntable, and repeating the operations from S1 to S9.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the gear milling machine, the milling internal screw machine and the drilling machine are sequentially arranged on the mounting frame, the feeding mechanical arm is used for feeding, the discharging mechanical arm is used for discharging, four mounting seats for mounting the steering gear nut are arranged, three machining procedures can be simultaneously carried out, the machining efficiency is improved, meanwhile, the mounting seats are driven to integrally rotate in the round opening of the mounting frame by rotation of the horizontal turntable, the two clamping plates are driven to move in opposite directions by the cooperation of the first gear, the first external tooth, the rotating shaft, the first conical gear, the second conical gear and the positive and negative screw rod, the steering gear nut is clamped and fixed, finally, the rotating shaft is driven to rotate in reverse direction by the second gear on the third external tooth, and finally, the two clamping plates are driven to move in a reverse direction, so that the steering gear nut is released, manual clamping and disassembly of the steering gear nut are not needed, and personnel injury is avoided;
2. After milling teeth, the second external teeth between the gear milling machine and the internal thread milling machine are meshed with the annular teeth on the outer side of the fixed ring to drive the fixed ring and the mounting seat to integrally rotate by 90 degrees; after milling the internal threads, the second external teeth between the milling internal thread machine and the drilling machine are meshed with the annular teeth on the outer side of the fixed ring to drive the fixed ring and the mounting seat to integrally rotate for 270 degrees; through twice rotation adjustment, the mounting seat can be rotated for a circle and returned to the initial position, so that subsequent drilling operation is convenient, the degree of mechanization is high, and the machining efficiency is high;
3. The axle center of the rotating shaft is arranged at the outer side of the axle center of the fixed ring, and two groups of limiting shafts are embedded in the annular limiting groove; and an arc block at the bottom of the circular opening inside the mounting frame is arranged below the first external teeth and the third external teeth, and an arc groove which is in sliding fit with the arc block is arranged at the bottom of the mounting seat, so that the mounting seat can be prevented from rotating to drive the fixing ring and the mounting seat to integrally rotate when passing through the first external teeth and the second external teeth.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the overall structure of the present invention;
FIG. 3 is a schematic cross-sectional view of an annular groove portion of the present invention;
FIG. 4 is a schematic view of a third external tooth portion according to the present invention;
FIG. 5 is a schematic view of a mounting base portion of the present invention;
FIG. 6 is a schematic view of another view of the mounting base of the present invention;
FIG. 7 is a schematic view of the structure of the mounting box part of the present invention;
FIG. 8 is a schematic partial cross-sectional view of a mounting box portion of the present invention.
In the figure: 1-mounting rack; 2-a horizontal turntable; 3-a feeding manipulator; 4-gear milling machine; 5-milling an internal screw machine; 6-drilling machine; 7-a discharging manipulator; 8-connecting seats; 9-mounting seats; 10-clamping the structure; 11-an adjustment structure; 12-clamping plates; 13-mounting a box; 14-opening; 15-rotating shaft; 16-a first conical gear wheel; 17-a positive and negative screw rod; 18-a second conical gear; 19-a first gear; 20-first external teeth; 21-a fixing ring; 22-ring teeth; 23-an annular groove; 24-second external teeth; 25-auxiliary shaft; 26-a second gear; 27-third external teeth; 28-a third conical gear; 29-fourth bevel gear; 30-connecting shaft; 31-a fifth bevel gear; 32-an annular limiting groove; 33-limiting shafts; 34-an arc-shaped groove; 35-arc blocks; 36-stop.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
referring to fig. 1-8, in the drawings, an automobile steering gear nut processing device comprises a mounting frame 1, a clamping structure 10 and an adjusting structure 11, wherein a horizontal turntable 2 rotating along the center is rotatably connected to the mounting frame 1, a feeding manipulator 3, a gear milling machine 4, a milling internal screw machine 5, a drilling machine 6 and a discharging manipulator 7 are sequentially arranged around the horizontal turntable 2 on the mounting frame 1 according to processing procedures, a connecting seat 8 is fixedly arranged on the outer circumference of the horizontal turntable 2, an installing seat 9 for installing the steering gear nut is rotationally arranged in the connecting seat 8, the clamping structure 10 is positioned in the installing seat 9 and used for clamping and fixing the steering gear nut, and the adjusting structure 11 is positioned in the installing seat 9 and used for adjusting the angle of the steering gear nut on the installing seat 9.
Some embodiments of the application are described in detail below with reference to the attached drawing figures:
Referring to fig. 1 to 8, in the present embodiment: through set gradually milling tooth machine 4, milling processing internal screw machine 5, drilling machine 6 on mounting bracket 1, utilize feeding manipulator 3 feeding, utilize the ejection of compact manipulator 7 ejection of compact, then utilize clamping structure 10 to carry out the centre gripping to steering gear nut fixedly, need not artifical centre gripping, avoid personnel to hurt.
The clamping structure 10 comprises clamping plates 12 used for clamping nuts of a steering gear, an installation box 13 is fixed to the top of an installation seat 9, openings 14 are symmetrically formed in the top of the installation box 13, two clamping plates 12 are arranged and located in the two openings 14 respectively, the clamping plates 12 are connected with the inside of the openings 14 in a sliding mode, a window used for drilling work of a drilling machine 6 is formed in the clamping plates 12, drilling operation is facilitated, rotating shafts 15 are arranged in the installation box 13 in an rotating mode, first conical gears 16 are fixed to the top of the rotating shafts 15, forward and reverse screw rods 17 are vertically distributed with the rotating shafts 15, second conical gears 18 meshed with the first conical gears 16 are fixed to the middle of the forward and reverse screw rods 17, two ends of the forward and reverse screw rods 17 are in threaded connection with the lower sides of the two clamping plates 12 respectively, the bottom end of the rotating shafts 15 penetrates through the bottom of the installation box 13, the rotating shafts 15 are connected with the inner portions of the installation seat 9 in a rotating mode, first outer teeth 20 are fixed to the rotating shafts 15, first outer teeth 20 are fixed to the inner round openings of the installation frame 1, the first outer teeth 20 are connected with the first outer teeth 20 in a meshed mode, the first outer teeth 20 are located between a feeding manipulator 3 and the milling machine 4, the horizontal rotary table 2 is utilized to rotate to drive the clamping plates 12 to rotate, and the clamping plates are not needed to clamp the nuts to be fixed, and hidden danger of the clamping nuts are reduced.
Meanwhile, an auxiliary shaft 25 is rotationally arranged in the mounting seat 9, the auxiliary shaft 25 is rotationally connected with the bottom end of the rotating shaft 15, a second gear 26 is fixed on the auxiliary shaft 25, a third external tooth 27 is fixed in an inner circular opening of the mounting frame 1, the third external tooth 27 is positioned at the lower side of the first external tooth 20, the second gear 26 is meshed with the third external tooth 27, the third external tooth 27 is positioned between the drilling machine 6 and the discharging manipulator 7, the length of the third external tooth 27 is equal to that of the first external tooth 20, a third conical gear 28 is fixed at the bottom end of the rotating shaft 15, a fourth conical gear 29 is fixed at the top end of the auxiliary shaft 25, a connecting shaft 30 is rotationally arranged in the mounting seat 9, a fifth conical gear 31 is fixed at one end, close to the rotating shaft 15, of the connecting shaft 31 is meshed with the third conical gear 28 and the fourth conical gear 29, the fifth conical gear 31 is positioned between the third conical gear 28 and the fourth conical gear 29, and after all the processing procedures are completed, the steering gear nut can be loosened to be conveniently removed by the discharging manipulator 7.
The axle center of pivot 15 is located the outside of solid fixed ring 21 axle center, gu fixed ring 21 upper and lower both sides all are equipped with annular spacing groove 32, the inside spacing axle 33 that is equipped with of connecting seat 8, spacing axle 33 is equipped with two sets of, every group is equipped with two, and respectively with the inside slip gomphosis of annular spacing groove 32 of gu fixed ring 21 upper and lower both sides, mount pad 9 bottom is equipped with arc wall 34, the inside round mouth bottom of mounting bracket 1 is fixed with arc wall 35, arc wall 34 and arc wall 35 slip gomphosis, arc wall 35 is located first external tooth 20 and third external tooth 27 below, drive solid fixed ring 21 and mount pad 9 whole and rotate when avoiding pivot 15 to rotate.
A processing method of automobile steering gear nut processing equipment comprises the following steps:
S1, feeding, namely placing a steering gear nut between two clamping plates 12 by using a feeding manipulator 3, wherein one side to be drilled is required to be far away from the center of a horizontal turntable 2;
S2, clamping, wherein the installation seat 9 is driven to integrally rotate in a circular opening of the installation frame 1 by using the rotation of the horizontal turntable 2, the first gear 19 is meshed and rolled on the first external teeth 20 to drive the rotating shaft 15 to rotate, so that the positive and negative screw rod 17 is driven to rotate by the meshing of the first conical gear 16 and the second conical gear 18, and the two clamping plates 12 are driven to move in opposite directions by using the positive and negative screw rod 17 to clamp a steering gear nut;
s3, milling teeth, the horizontal turntable 2 continues to rotate, the rotator nut is rotated to the position of the gear milling machine 4, and the gear milling machine 4 is used for milling teeth;
S4, steering, wherein the horizontal turntable 2 continues to rotate, and the second external teeth 24 between the gear milling machine 4 and the internal thread milling machine 5 are meshed with the annular teeth 22 on the outer side of the fixed ring 21 to drive the fixed ring 21 and the mounting seat 9 to integrally rotate by 90 degrees, so that the internal thread milling end faces to one side far from the horizontal turntable 2;
S5, milling internal threads, continuously rotating the horizontal turntable 2, and rotating the rotator nut to a milling internal thread machine 5 for internal thread processing;
S6, steering, wherein the horizontal turntable 2 continues to rotate, the second external teeth 24 between the milling internal screw machine 5 and the drilling machine 6 are meshed with the annular teeth 22 on the outer side of the fixed ring 21 to drive the fixed ring 21 and the mounting seat 9 to integrally rotate 270 degrees, the mounting seat 9 is rotated back to the initial position, and the part to be drilled faces to one side far away from the horizontal turntable 2;
S7, drilling, wherein the horizontal turntable 2 continues to rotate, and the rotator nut is rotated to the drilling machine 6 for drilling operation;
S8, loosening the steering gear nut, continuously rotating the horizontal turntable 2, driving the auxiliary shaft 25 to rotate by utilizing the engagement of the second gear 26 and the third external gear 27, and then driving the rotating shaft 15 to reversely rotate by the mutual cooperation of the fourth conical gear 29, the fifth conical gear 31 and the third conical gear 28, so as to drive the positive and negative screw rod 17 to reversely rotate, and further drive the two clamping plates 12 to reversely move, so that the steering gear nut is loosened;
S9, discharging, wherein the horizontal turntable 2 continues to rotate, and the steering gear nut is taken down by using the discharging manipulator 7;
S10, the horizontal turntable 2 continues to rotate, and the operations of S1 to S9 are repeated.
Working principle for solving problem that potential safety hazard possibly occurs when manual clamping steering gear nut: the gear milling machine 4, the milling internal screw machine 5 and the drilling machine 6 are sequentially arranged on the mounting frame 1, the feeding mechanical arm 3 is used for feeding, the discharging mechanical arm 7 is used for discharging, four mounting seats 9 for mounting steering gear nuts are arranged, three processing procedures can be simultaneously processed, the processing efficiency is improved, the mounting seats 9 are driven to integrally rotate in a round opening of the mounting frame 1 by rotation of the horizontal turntable 2, and two clamping plates 12 are driven to move in opposite directions by matching of the first gear 19, the first external teeth 20, the rotating shaft 15, the first conical gear 16, the second conical gear 18 and the positive and negative screw 17 to clamp and fix the steering gear nuts; after the machining is finished, the second gear 26 rolls on the third external gear 27 to drive the auxiliary shaft 25 to rotate, the auxiliary shaft 25 drives the rotating shaft 15 to reversely rotate through the cooperation of the fourth conical gear 29, the fifth conical gear 31 and the third conical gear 28, so that the positive and negative screw rod 17 is driven to reversely rotate, the two clamping plates 12 are driven to reversely move, the steering gear nut is loosened, and finally the machined steering gear nut is taken down through the discharging manipulator 7, so that manual clamping and disassembly of the steering gear nut are not needed, and personnel injury is avoided.
It is worth noting that the side to be drilled needs to be far away from the center of the horizontal turntable 2 during feeding, so that subsequent drilling operation is facilitated.
Referring to fig. 2,3, 5 and 7, in the present embodiment: the adjusting structure 11 comprises a fixed ring 21, the inside of the fixed ring 21 is fixed with the outer side of a mounting seat 9, annular teeth 22 are fixed on the outer side of the fixed ring 21, an annular groove 23 is arranged in an inner circular opening of the mounting frame 1, the outer side of the fixed ring 21 is embedded in the annular groove 23, second external teeth 24 are arranged in the annular groove 23, the second external teeth 24 are meshed and connected with the annular teeth 22 on the outer side of the fixed ring 21, the second external teeth 24 are divided into two sections, one section is positioned between the gear milling machine 4 and the inner thread milling machine 5, the other section is positioned between the inner thread milling machine 5 and the drilling machine 6, after clamping a steering gear nut by a clamping plate 12, the gear milling machine 4 performs gear milling operation, after the gear milling is completed, the second external teeth 24 between the gear milling machine 4 and the inner thread milling machine 5 are meshed with the annular teeth 22 on the outer side of the fixed ring 21 to drive the fixed ring 21 to integrally rotate 90 DEG, the inner thread milling end faces to one side far away from the horizontal rotary table 2, the inner thread milling machine 2 is further rotated by the horizontal rotary table 2, the second external teeth 24 between the gear milling machine 4 and the annular teeth 22 are meshed with the annular teeth 22 on the outer side of the fixed ring 21 to the rotary table 2, and the rotary table is driven to rotate around the rotary table 2 to rotate around the whole with the rotary table to the rotary table 2, and the rotary table is driven to rotate around the rotary table to the outer side of the rotary table 2, along with the rotary table is driven by the rotary table to rotate around the rotary table 2; four mounting seats 9 are arranged and are fixed on the outer side of the horizontal rotary table 2, three steering gear nuts can be simultaneously machined in one working procedure, and efficiency is higher.
As shown in fig. 7, the clamping plate 12 is provided with a window for drilling by the drilling machine 6, so that drilling operation is facilitated.
Meanwhile, as shown in fig. 7, a stop block 36 is fixed on one side of the clamping plate 12, which is close to the center of the horizontal turntable 2, so that the stop block 36 and the clamping block form an L shape, the outer side of the steering gear nut is shielded at multiple angles, and the internal screw machine 5 is convenient to mill and process for applying force.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An automotive steering gear nut machining apparatus, comprising:
The device comprises a mounting frame (1), wherein a horizontal turntable (2) rotating along the center is rotationally connected to the mounting frame (1), a feeding manipulator (3), a gear milling machine (4), a milling internal screw machine (5), a drilling machine (6) and a discharging manipulator (7) are sequentially arranged on the mounting frame (1) around the horizontal turntable (2) according to a machining procedure, a connecting seat (8) is fixedly arranged on the circumference of the outer side of the horizontal turntable (2), and a mounting seat (9) for mounting a steering gear nut is rotationally arranged in the connecting seat (8);
Clamping structure (10), clamping structure (10) are located mount pad (9) are used for carrying out the centre gripping to steering gear nut fixedly, clamping structure (10) are including splint (12) that are used for the centre gripping steering gear nut, mount pad (9) top is fixed with install bin (13), install bin (13) top symmetry is equipped with opening (14), splint (12) are equipped with two respectively and are located two opening (14), splint (12) with inside sliding connection of opening (14), install bin (13) rotation is equipped with pivot (15), pivot (15) top is fixed with first conical gear (16), install bin (13) rotation is equipped with positive and negative lead screw (17), positive and negative lead screw (17) with pivot (15) perpendicular distribution, install lead screw (17) middle part be fixed with second conical gear (18) of first conical gear (16) meshing, lead screw (17) both ends respectively with two splint (12) downside rotation is equipped with pivot (15), pivot (15) top is fixed with first conical gear (16) top, positive and negative lead screw (17) top is equipped with positive and negative lead screw (17) rotation, positive and negative lead screw (15) rotation (15) top is installed on the pivot (15) and is installed one and is connected with pivot (15), a first external tooth (20) is fixed in the circular opening in the mounting frame (1), the first gear (19) is meshed with the first external tooth (20), and the first external tooth (20) is positioned between the feeding manipulator (3) and the gear milling machine (4);
The adjusting structure (11), the adjusting structure (11) is located in the installation seat (9) and is used for adjusting the angle of a steering gear nut on the installation seat (9), the adjusting structure (11) comprises a fixed ring (21), the inside of the fixed ring (21) is fixed with the outside of the installation seat (9), annular teeth (22) are fixed on the outside of the fixed ring (21), an annular groove (23) is formed in an inner circular opening of the installation frame (1), the outside of the fixed ring (21) is embedded in the annular groove (23), second external teeth (24) are arranged in the annular groove (23), the second external teeth (24) are meshed with the annular teeth (22) on the outside of the fixed ring (21), the second external teeth (24) are divided into two sections, one section is located between the gear milling machine (4) and the milling internal screw machine (5), and the other section is located between the milling internal screw machine (5) and the drilling machine (6);
The rotary drilling machine is characterized in that an auxiliary shaft (25) is rotationally connected with the bottom end of the rotary shaft (15) in a rotating mode, a second gear (26) is fixed on the auxiliary shaft (25), a third external gear (27) is fixed in an inner circular opening of the mounting frame (1), the third external gear (27) is located at the lower side of the first external gear (20), the second gear (26) is meshed with the third external gear (27), the third external gear (27) is located between the drilling machine (6) and the discharging manipulator (7), the length of the third external gear (27) is equal to the length of the first external gear (20), a third conical gear (28) is fixed at the bottom end of the rotary shaft (15), a fourth conical gear (29) is fixed at the top end of the auxiliary shaft (25), a connecting shaft (30) is rotationally arranged at one end of the mounting frame (9), which is close to the rotary shaft (15), a fifth conical gear (31) is fixed on one end of the rotary shaft (15), and the fifth conical gear (31) is meshed with the fourth conical gear (29) simultaneously.
2. An automotive steering gear nut processing apparatus as defined in claim 1, wherein: the length of the second external teeth (24) between the milling internal screw machine (5) and the drilling machine (6) is three times the length of the second external teeth (24) between the milling internal screw machine (5) and the milling tooth machine (4).
3. An automotive steering gear nut processing apparatus as defined in claim 2, wherein: four mounting seats (9) are arranged and are all fixed on the outer side of the horizontal rotary table (2).
4. A car diverter nut tooling apparatus as defined in claim 3, wherein: the axle center of pivot (15) is located the outside of solid fixed ring (21) axle center, both sides all are equipped with annular spacing groove (32) about solid fixed ring (21), connecting seat (8) inside is equipped with spacing axle (33), spacing axle (33) are equipped with two sets of, and every group be equipped with two, and respectively with annular spacing groove (32) inside slip gomphosis of solid fixed ring (21) both sides about, mount pad (9) bottom is equipped with arc wall (34), inside circle mouth bottom of mounting bracket (1) is fixed with arc piece (35), arc wall (34) with arc piece (35) slip gomphosis, arc piece (35) are located first external tooth (20) with third external tooth (27) below.
5. An automotive steering gear nut processing apparatus as defined in claim 4, wherein: the clamping plate (12) is provided with a window for the drilling work of the drilling machine (6).
6. An automotive steering gear nut processing apparatus as defined in claim 5, wherein: a stop block (36) is fixed on one side of the clamping plate (12) close to the center of the horizontal turntable (2).
7. A processing method based on the automobile steering gear nut processing equipment according to claim 6, characterized in that: the method specifically comprises the following steps of;
S1, feeding, namely placing a steering gear nut between two clamping plates (12) by using the feeding mechanical arm (3), wherein one side to be drilled is required to be far away from the center of the horizontal turntable (2);
S2, clamping, wherein the installation seat (9) is driven to integrally rotate in a circular opening of the installation frame (1) by utilizing the rotation of the horizontal turntable (2), the first gear (19) is meshed and rolled on the first external teeth (20) to drive the rotating shaft (15) to rotate, so that the positive and negative screw rods (17) are driven to rotate by the meshing of the first conical gear (16) and the second conical gear (18), and the two clamping plates (12) are driven to oppositely move by utilizing the positive and negative screw rods (17) to clamp a steering gear nut;
s3, milling teeth, wherein the horizontal turntable (2) continues to rotate, a rotator nut is rotated to the position of the gear milling machine (4), and the gear milling machine (4) is used for milling teeth;
S4, steering, wherein the horizontal turntable (2) continues to rotate, and the engagement of the second external teeth (24) between the gear milling machine (4) and the milling internal screw machine (5) and the annular teeth (22) on the outer side of the fixed ring (21) is utilized to drive the fixed ring (21) and the mounting seat (9) to integrally rotate by 90 degrees, so that the milling internal screw end faces to one side far away from the horizontal turntable (2);
s5, milling internal threads, wherein the horizontal turntable (2) continues to rotate, and the rotator nut is rotated to the milling internal thread machine (5) for internal thread processing;
S6, steering, wherein the horizontal turntable (2) continues to rotate, the second external teeth (24) between the milling internal screw machine (5) and the drilling machine (6) are meshed with the annular teeth (22) on the outer side of the fixed ring (21) to drive the fixed ring (21) and the mounting seat (9) to integrally rotate 270 degrees, the mounting seat (9) is rotated back to the initial position, and the part to be drilled faces to one side far away from the horizontal turntable (2);
s7, drilling, wherein the horizontal turntable (2) continues to rotate, and the rotator nut is rotated to the drilling machine (6) for drilling operation;
S8, loosening a steering gear nut, wherein the horizontal turntable (2) continues to rotate, the second gear (26) is meshed with the third external teeth (27) to drive the auxiliary shaft (25) to rotate, and then the fourth conical gear (29), the fifth conical gear (31) and the third conical gear (28) are mutually matched to drive the rotating shaft (15) to reversely rotate, so that the positive and negative screw rod (17) is driven to reversely rotate, and the two clamping plates (12) are driven to reversely move, so that the steering gear nut is loosened;
s9, discharging, wherein the horizontal turntable (2) continues to rotate, and the steering gear nut is taken down by using the discharging manipulator (7);
S10, continuing to rotate the horizontal turntable (2), and repeating the operations of S1 to S9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410266333.2A CN117840774B (en) | 2024-03-08 | 2024-03-08 | Automobile steering gear nut machining equipment and machining method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410266333.2A CN117840774B (en) | 2024-03-08 | 2024-03-08 | Automobile steering gear nut machining equipment and machining method |
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| CN117840774B true CN117840774B (en) | 2024-05-14 |
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|---|---|
| CN117840774A (en) | 2024-04-09 |
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