Gear turning boring device with high-precision positioning function
Technical Field
The invention relates to the field of gear turning and boring, in particular to a turning and boring device capable of positioning a gear with high precision.
Background
Gears are an important part widely used in mechanical transmission, and the main function of gears is to transmit power from one shaft to the other shaft through mutually meshed teeth, so as to realize the change of rotating speed and torque and the conversion of movement direction.
In the production and processing of gears, turning or boring is generally required, wherein the small-diameter gears are generally turned, and the turning can accurately control the dimensional accuracy and form and position tolerance of the outer circle, the inner hole, the end face and other parts of the gears. For a small-diameter gear, the dimensional accuracy requirement is relatively high, turning can be controlled through an accurate cutter path and the high-accuracy motion of a machine tool, so that various parameters of the gear are ensured to meet the design requirement, good surface roughness is obtained, and the machining efficiency is higher;
The large-diameter gear adopts boring processing, and the inner hole of the large-diameter gear has larger size and high requirements on shape and position accuracy. The boring processing can effectively ensure the cylindricity, roundness, coaxiality and other form and position tolerances of the inner hole and other surfaces of the gear by precisely controlling the feeding and moving track of the boring cutter, meet the matching precision requirement of the gear and the shaft, and ensure the stability and reliability of the gear in the transmission process.
But current gear turning boring device is to all realizing carrying out the centre gripping to big and small diameter gear blank through the jack catch, and its centre gripping precision is lower, especially minor diameter gear, because its diameter size is less, carries out its centre gripping through the jack catch, then the centre gripping precision is low, inconvenient stable location of going on, when processing minor diameter gear at present, all is with minor diameter gear blank card in the draw-in groove that corresponds, and draw-in groove size is the fixed dimension of customization generally, and the commonality is relatively poor. Meanwhile, at present, no equipment capable of carrying out general processing on a small-diameter gear and a large-diameter gear exists, so that the equipment is single in use. Therefore, the gear turning boring device with high-precision positioning is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the gear turning boring device with high-precision positioning, which can conveniently conduct high-precision stable clamping on a small-diameter gear during turning boring, greatly enhances the universality, simultaneously can be compatible with the production and processing of a large-diameter gear, and improves the compatibility and the production efficiency of equipment.
In order to solve the technical problems, the basic technical scheme provided by the invention is as follows:
The gear turning boring device with the high-precision positioning comprises turning boring equipment, a base is rotatably arranged on one side of the turning boring equipment, a support and a bracket are connected to the base, two sides of the support are symmetrically and slidably connected with sliding frames, semicircular grooves for clamping pinion blanks are formed in the positions, close to one side, of the sliding frames, metal clamping pieces are connected to the inner walls of the two sides of the semicircular grooves, a frame body is arranged in the sliding frames, a sliding rod is connected to the frame body, a top plate for abutting against the metal clamping pieces is sleeved on the sliding rod in a sliding mode, and a first driving assembly is arranged in the sliding frame and used for driving the frame body to slide in the sliding frame;
The support is connected with a disc, a plurality of clamping seats for clamping the inner diameter of the large gear blank are connected to the disc in a sliding manner along a radial array, a sliding plate is connected to one side surface of the disc, which is close to the sliding frame, a second rotating rod is connected between the sliding plate and each clamping seat in a rotating manner, a second driving assembly is further arranged on the sliding frame, and the second driving assembly is used for driving the sliding frames on two sides to be close to each other or driving the sliding plate to slide towards the disc.
Preferably, the support is connected with a guide rail, a guide block connected with the bottom of the sliding frame is arranged in the guide rail in a sliding sleeve mode, the support is connected with a first guide rod, the guide block is arranged on the outer side face of the first guide rod in a sliding sleeve mode, and a first spring sleeved on the outer side of the first guide rod is connected between the guide block and the support.
Preferably, openings are symmetrically formed in two sides of the semicircular groove, two metal clamping pieces in each semicircular groove are close to each other, one ends of the two metal clamping pieces are connected to the openings in the two sides and are close to each other, and the metal clamping pieces are arc-shaped.
Preferably, the first driving component comprises a first servo motor and a first screw rod, the first servo motor is arranged on two sides of the inner wall of the sliding frame, the first screw rod is connected to the output end of the first servo motor, and two ends of the frame body are sleeved with the first screw rods on two sides in a threaded mode.
Preferably, the second servo motor is further installed on two sides of the sliding frame, the second servo motor is connected with the second screw rod, a sliding frame is sleeved on the outer side of the second screw rod through threads, the top plates are arranged in a group of two pairs, the sliding frame is connected with a hinge seat between every two groups of top plates, and a rotating plate I is symmetrically connected between the hinge seat and the top plates on two sides.
Preferably, the disc is embedded with a chute frame along the radial direction, a sliding seat is connected in the chute frame in a sliding way, the sliding seat extends on the outer side surface of the disc, the clamping seat is connected with the sliding seat, one end of the second rotating rod is rotationally connected to the sliding plate, and the other end of the second rotating rod is rotationally connected with the sliding seat.
Preferably, one side of the disc, which is close to the sliding frame, is connected with a second guide rod, the sliding plate is sleeved on the outer side surface of the second guide rod in a sliding manner, and a second spring sleeved on the outer side of the second guide rod is connected between the sliding plate and the disc.
Preferably, the drive assembly is bidirectional, the ejector pin, the sloping block, bidirectional, the both sides at the support are installed to bidirectional, the both sides output at bidirectional, the ejector pin is connected to the climbing block symmetry, the connection of sloping block is on the slipframe of both sides, the ejector pin is contradicted sliding connection with the inclined plane laminating of sloping block, the ejector pin is still contradicted with the slide cooperation.
Preferably, one side of the sliding plate, which is close to the sliding frame, is connected with a top seat, and the top rod is matched and abutted with the top seat.
Preferably, one side of the turning boring equipment is connected with an annular sliding rail, the lower side of the base is connected with an arc-shaped seat sliding in the annular sliding rail, a motor is mounted on the annular sliding rail, and the output end of the motor is connected with the base.
The beneficial effects of the invention are as follows:
1. According to the technical scheme, the first driving component can be used for adjusting the frame body to slide in the sliding frame, so that the top plate is driven to abut against the metal clamping piece, the metal clamping piece can be bent into different arcs, and various small-diameter gear blanks with different diameters and sizes can be clamped in a universal mode;
2. According to the technical scheme, the second driving component can drive the sliding frames on two sides to be close to each other, so that high-precision positioning and clamping of the small-diameter gear blank are realized through the metal clamping piece;
3. According to the technical scheme, the second driving component can drive the sliding plate to approach the disc, and drive each clamping seat to clamp the inner diameter of the large-diameter gear blank, so that the device can be used for turning and boring the small-diameter gear blank and turning and boring the large-diameter gear blank, and the compatibility and the production efficiency of the device are greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a side view of the present invention a cross-sectional view of the structure;
FIG. 3 is a schematic view of the turning-free boring apparatus of the present invention;
FIG. 4 is a schematic view of the related structure on the base of the present invention;
FIG. 5 is a schematic view of the related structure on the support of the present invention;
FIG. 6 is a schematic diagram of a second driving assembly according to the present invention;
FIG. 7 is a schematic view of the related structure between the support and the slide frame of the present invention;
FIG. 8 is a schematic diagram of a first driving assembly according to the present invention;
fig. 9 is a schematic view of the relevant structure on the bracket of the present invention.
Reference numerals illustrate:
1. Turning boring equipment, 2, an annular sliding rail, 3, a base, 4, a support, 5, a support, 6, a guide rail, 7, a guide block, 8, a guide rod I, 9, a spring I, 10, a sliding frame, 11, a semicircular groove, 12, an opening, 13, a metal clamping piece, 14, a servo motor I, 15, a screw I, 16, a frame body, 17, a sliding rod, 18, a top plate, 19, a servo motor II, 20, a screw II, 21, a sliding frame, 22, a hinging seat, 23, a rotating plate I, 24, a bidirectional telescopic piece, 25, a top rod, 26, an oblique block, 27, a disc, 28, a sliding groove frame, 29, a sliding seat, 30, a clamping seat, 31, a guide rod II, 32, a sliding plate, 33, a spring II, 34, a rotating rod II, 35, a top seat, 36, a motor, 37 and an arc-shaped seat.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 9, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.
1-8, The invention discloses a gear turning boring device with high-precision positioning, which comprises turning boring equipment 1, wherein one side of the turning boring equipment 1 is rotatably provided with a base 3, the base 3 is connected with a support 4 and a bracket 5, two sides of the support 4 are symmetrically and slidingly connected with a sliding frame 10, two sides of the sliding frame 10 are provided with semicircular grooves 11 for clamping pinion blanks near one side of each other, two side inner walls of the semicircular grooves 11 are connected with metal clamping pieces 13, a frame 16 is arranged in the sliding frame 10, the frame 16 is connected with a sliding rod 17, a top plate 18 for abutting against the metal clamping pieces 13 is sleeved on the sliding rod 17 in a sliding manner, a driving component I is arranged in the sliding frame 10, and the driving component I is used for driving the frame 16 to slide in the sliding frame 10, wherein the turning boring equipment 1 is the existing turning boring equipment;
The support 5 is connected with a disc 27, a plurality of clamping seats 30 for clamping the inner diameter of the large gear blank are connected to the disc 27 in a sliding manner along a radial array, a sliding plate 32 is connected to one side surface of the disc 27, which is close to the sliding frame 10, a second rotating rod 34 is connected between the sliding plate 32 and each clamping seat 30 in a rotating manner, a second driving assembly is further arranged on the sliding frame 10, and the second driving assembly is used for driving the sliding frames 10 on two sides to be close to each other or driving the sliding plate 32 to slide towards the disc 27.
The guide rail 6 is connected to the support 4, the guide block 7 connected with the bottom of the sliding frame 10 is arranged in the guide rail 6 in a sliding sleeve mode, the guide rod 8 is connected to the support 4, the guide block 7 is arranged on the outer side face of the guide rod 8 in a sliding sleeve mode, the spring 9 sleeved on the outer side of the guide rod 8 is connected between the guide block 7 and the support 4, the guide block 7 slides in the guide rail 6 as shown in fig. 7, sliding of the sliding frame 10 can be stabilized, the guide rod 8 and the spring 9 are arranged, the sliding frames 10 on two sides can be mutually separated and slide under the action of the spring 9 under the action of no external force until the sliding frames are stopped when the sliding frames are in interference with the guide rail 6 to limit.
The opening 12 has been seted up to the bilateral symmetry of semicircle groove 11, two metal clamping pieces 13 in every semicircle groove 11 are close to one end each other and connect the opening 12 in both sides and are close to each other, metal clamping piece 13 is the arc profile for every metal clamping piece 13 only has one side to be connected with the inner wall of opening 12, like this metal clamping piece 13 just can take place deformation under the exogenic action, and buckle into different radians, with carry out the centre gripping to the minor diameter gear blank of different diameter sizes, the commonality of device has been improved, carry out the face centre gripping to the minor diameter gear blank through metal clamping piece 13 simultaneously, also effectively improved the precision to minor diameter gear blank centre gripping location.
The slide groove frame 28 is embedded on the disc 27 along the radial direction, the slide seat 29 is connected in a sliding way in the slide groove frame 28, the slide seat 29 extends on the outer side surface of the disc 27, the clamping seat 30 is connected with the slide seat 29, one end of the second rotating rod 34 is rotatably connected on the slide plate 32, and the other end of the second rotating rod 34 is rotatably connected with the slide seat 29, so that the clamping seat 30 can stably slide on the disc 27.
The side of disc 27 near slide frame 10 is connected with guide bar two 31, and slide 32 slip cap establishes the lateral surface at guide bar two 31, connects between slide 32 and the disc 27 and establishes the spring two 33 in the cover outside guide bar two 31 for slide 32 can be through guide bar two 31 stable slip on disc 27, and the setting of spring two 33 can make under the effect that does not have the external force, slide 32 will be in the side of keeping away from disc 27 under the effect of spring two 33.
One side of turning boring equipment 1 is connected with annular slide rail 2, and the downside of base 3 is connected with the arc seat 37 of sliding in annular slide rail 2, installs motor 36 on the annular slide rail 2, and motor 36's output is connected with base 3 for can drive base 3 through motor 36 and rotate, and support 5 and disc 27 are all installed to the both sides of base 3, when turning boring equipment 1 adds the major diameter gear blank that holds through cassette 30 on to one side disc 27 like this, rotates to the major diameter gear blank that the opposite side has been processed just can realize the unloading, and can also clamp new unprocessed major diameter gear blank again after the unloading, great improvement production efficiency.
In the second embodiment, as shown in fig. 1-8, the invention discloses a gear turning boring device with high-precision positioning.
The first driving component comprises a first servo motor 14 and a first screw rod 15, wherein the first servo motor 14 is arranged on two sides of the inner wall of the sliding frame 10, the first screw rod 15 is connected to the output end of the first servo motor 14, and two ends of the frame 16 are sleeved with the first screw rods 15 on two sides in a threaded manner, so that the frame 16 sleeved with the first screw rod 15 can be driven to slide in the sliding frame 10 through the operation of the first servo motor 14.
The servo motor II 19 is still installed to the both sides of sliding frame 10, servo motor II 19's output is connected with lead screw II 20, lead screw II 20's outside thread bush is equipped with balladeur train 21, roof 18 is the setting of a set of every two, be connected with the articulated seat 22 that is in between two a set of roof 18 on the balladeur train 21, the rotation of symmetry is connected with the revolving plate I23 between articulated seat 22 and the roof 18 of both sides, make still can move through servo motor II 19, adjust balladeur train 21 and carry out the relative slip on framework 16, and then the revolving plate I23 rotation of rotation connection on the articulated seat 22, and drive adjacent two a set of roof 18 and be close to each other or the regulation interval of keeping away from, in order to when framework 16 is driven and makes roof 18 and metal clip 13 conflict, the conflict position can be adjusted, be more nimble when making the adjustment of buckling of metal clip 13, the arc that can guarantee that metal clip 13 buckles is laminated the surface of minor diameter gear blank, in order to further improve the precision to minor diameter gear blank location centre gripping.
In the third embodiment, as shown in fig. 1-9, the invention discloses a gear turning boring device with high-precision positioning.
The driving assembly comprises bidirectional telescopic pieces 24, ejector rods 25 and inclined blocks 26, wherein the bidirectional telescopic pieces 24 are symmetrically arranged on two sides of a support 4, the ejector rods 25 are connected to output ends of two sides of the bidirectional telescopic pieces 24, the inclined blocks 26 are symmetrically connected to sliding frames 10 on two sides, the ejector rods 25 are in abutting and sliding connection with inclined surfaces of the inclined blocks 26, the ejector rods 25 are matched and abutted with sliding plates 32, when the bidirectional telescopic pieces 24 shrink, the ejector rods 25 on two sides of the bidirectional telescopic pieces are driven to be close to each other, the ejector rods 25 are abutted with the inclined surfaces of the inclined blocks 26, the inclined blocks 26 are pushed to slide, the sliding frames 10 on two sides are controlled to be close to each other to slide, and the first springs 9 are compressed, and when the bidirectional telescopic pieces 24 stretch, the sliding frames 10 on two sides are not in action, but the ejector rods 25 are abutted against the sliding plates 32, and push the clamping seats 30 to slide away from each other synchronously, so that the inner diameters of large-diameter gear blanks are clamped, and subsequent turning boring is facilitated.
The slide 32 is connected with footstock 35 near one side of sliding frame 10, ejector pin 25 and footstock 35 cooperation conflict, and the setting of footstock 35 for ejector pin 25 is to the promotion of slide 32 on footstock 35, and footstock 35 is in between each guide bar two 31, makes ejector pin 25 can be more stable promote slide 32 with footstock 35 cooperation, and when two-way expansion piece 24 shrink, slide 32 then can reset under the effect of spring two 33.
Variations and modifications to the above would be obvious to persons skilled in the art to which the invention pertains from the foregoing description and teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.