CN115780853B - Perforating machine for machining mechanical parts - Google Patents

Abstract

The invention discloses a perforating machine for machining mechanical accessories, which comprises a base plate, a machining table mechanism, a machine head assembly, a plane moving assembly and an angle adjusting mechanism, wherein the machining table mechanism is arranged on the base plate, the machine head assembly is arranged on the base plate close to one side of the side wall of the machining table mechanism, the plane moving assembly penetrates through the base plate under the machining table mechanism Fang Sheyu, and the angle adjusting mechanism is arranged on the plane moving assembly. The invention belongs to the field of machining and punching, and particularly relates to a puncher for machining mechanical parts.

Description

Perforating machine for machining mechanical parts

Technical Field

The invention belongs to the field of machining and punching, and particularly relates to a puncher for machining mechanical parts.

Background

Punching holes in mechanical parts is a more conventional processing requirement, with the development of the mechanical industry, iterative upgrading of products is more and more rapid, customized products are more and more, and small-batch and special-shaped differential part processing orders are more and more, so that the problem of positioning when punching holes in special-shaped parts is more and more remarkable.

The numerical control machine tool generally processes a large number of stable products, the numerical control machine tool is processed according to the working procedure after programming, the relative cost is low, if a small number of special-shaped pieces are punched by the numerical control machine tool, the numerical control machine tool is required to be additionally customized and programmed, the numerical control machine tool is required to be frequently replaced, and the processing cost is high, so that manufacturers mostly adopt a scribing method after receiving the orders, and then process the special-shaped pieces through bench drills or rocker drills.

However, the scribing method has certain error due to the thickness of the scribing, and the precision required by the scribing is generally in the range of 0.25-0.50 mm, so that the scribing method cannot be directly processed by scribing alone, and the dimension of the part can still be determined by measuring during processing to meet the requirement of the pattern. If the dimensional relation of the space relative position exists, such as the requirement of space angle dimension and the like, the scribing method not only generates errors due to the thickness of the scribing, but also is quite inconvenient in the conversion positioning of the space reference, the positioning errors are larger due to the inaccuracy of the reference, and meanwhile, the scribing method is greatly influenced by personnel difference factors.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides equipment capable of meeting the requirements of space dimension positioning and machining precision of small batches of special-shaped pieces, the self-adaptive positioning and fixing of the special-shaped pieces are realized through the clamping head assemblies which are arranged in an array and can float up and down, the rotation problem of the special-shaped pieces on the space position is solved through the angle adjusting mechanism, then the positioning problem of the space linear distance of a workpiece is solved through the longitudinal guide rail and the transverse guide rail which are matched with the linear scale on the plane moving assembly, finally the special-shaped pieces are fixed through the machining table mechanism, then the drilling is performed by using a drill bit, a special die is not required to be formulated, the machining cost of the special-shaped pieces is reduced, and the requirements of the machining precision are met.

The technical scheme adopted by the invention is as follows: the invention provides a puncher for machining mechanical accessories, which comprises a base plate, a machining table mechanism, a machine head assembly, a plane moving assembly and an angle adjusting mechanism, wherein the machining table mechanism is arranged on the base plate, the machine head assembly is arranged on the base plate close to one side of the side wall of the machining table mechanism, the plane moving assembly penetrates through the base plate under the machining table mechanism Fang Sheyu, and the angle adjusting mechanism is arranged on the plane moving assembly.

The machine head assembly comprises a frame, a drill bit, a lifting handle, a power motor and a transmission disc, wherein the frame is vertically arranged on the base disc, the transmission disc is arranged at the upper end of the frame and used for transmitting power, the power motor is arranged below one side of the transmission disc away from the processing table mechanism, the drill bit is arranged below one side of the transmission disc, which is close to the processing table mechanism, and the lifting handle is arranged on the side wall of the transmission disc and used for adjusting the height of the drill bit.

Further, in order to enable the position that the machined part waited to punch to coincide with the drill bit on the plane, the plane removes the subassembly and includes longitudinal rail, transverse rail, longitudinal slider, flange one and transverse slider, the longitudinal rail symmetry is located on the base plate, longitudinal slider is located on the longitudinal rail, flange one is located on the longitudinal slider, transverse rail locates on the flange one in pairs, transverse slider locates on the transverse rail, the lateral wall of longitudinal slider and transverse slider all is equipped with the slider guide rail clamp who is used for fixing and locking slider position, all be equipped with the straight line scale that is used for the calibration position on transverse rail and the longitudinal rail.

Further, the processing bench mechanism comprises a workbench, a push plate screw, a longitudinal push plate, a first sealing plate, a clamping head assembly, an oil pipe and a taper plug, wherein the workbench is arranged on the base plate, a first liquid storage bin is arranged in the middle of the workbench, a first guide hole penetrating through the upper wall and communicated with the first liquid storage bin is formed in the upper wall of the workbench, a longitudinal push hole communicated with the first liquid storage bin is formed in the side wall of the workbench, the first oil pipe is used for adjusting the volume of oil in the first liquid storage bin, the first oil pipe penetrates through the side wall parallel to the longitudinal push hole and is arranged on the workbench, the push plate screw is in threaded fit with the longitudinal push hole, the longitudinal push plate is arranged on one side, close to the push plate screw, of the first liquid storage bin, the first sealing plate is arranged in the first liquid storage bin, a plurality of groups of arrays of clamping head assemblies are slidably arranged in the first guide hole, a plurality of taper plug arrays are arranged on the upper surface of the sealing plate, the taper plug is in one-to-one taper fit with the first guide hole, one side, close to the first side of the longitudinal push plate is provided with a slope, and the second slope is arranged on one side, which is close to the first side of the sealing plate, and the second slope is identical to the slope.

Further, the clamping head assembly comprises a clamping rod body, a piston, an O-shaped ring I and a fixed clamping head, wherein the clamping rod body is slidably arranged in the first guide hole and used for supporting a workpiece and preventing the clamping rod body from completely immersing in the first guide hole, the fixed clamping head is arranged at the upper end of the clamping rod body, the piston is arranged at the middle lower part of the clamping rod body, and the O-shaped ring I is arranged on the piston and used for sealing the first guide hole to prevent oil leakage in the first liquid storage bin.

Further, angle adjustment mechanism includes motor cabinet, elevator motor, shaft coupling, elevator lead screw, flange two, link plate, horizontal adjustment motor, gear one, gear two, chain, two-way lead screw, left arm support, right arm support, flexible centre gripping angle adjustment subassembly, oil pipe two, angle adjustment helping hand subassembly and spacing subassembly, on the horizontal slider was located to the motor cabinet, elevator motor symmetry was located on the motor cabinet, elevator motor's output is located to the shaft coupling, elevator lead screw is located on the shaft coupling, flange two threaded connection is located on the elevator lead screw, link plate is located on the link plate two, horizontal adjustment motor locates the link plate lateral wall, gear one locates horizontal adjustment motor's output, left arm support slides and locates link plate lateral wall below of keeping away from left arm support one side, two-way lead screw runs through and symmetrically locates on left arm support and the right arm support, gear two-way arm support is located at the middle part of two-way lead screw, on gear one and the gear two-way, oil pipe symmetry locates on left and the right arm support respectively, flexible angle adjustment subassembly locates on the lateral wall of link plate lateral wall is located on the arm support and the side wall of the arm support is located to the left arm support and is kept away from on the centre gripping angle adjustment subassembly.

Further, angle modulation helping hand subassembly includes steering wheel, belt, helping hand motor, electrical unit and torque sensor, flexible centre gripping angle modulation subassembly lateral wall center is located to the steering wheel, torque sensor cup joints the outer lane of locating the axle of steering wheel, helping hand motor locates on the left arm support lateral wall, helping hand motor below is located to the electrical unit, on helping hand motor's the output was located to the belt, the epaxial of steering wheel is located to the one end that helping hand motor was kept away from to the belt, torque sensor passes through the pencil and is connected with electrical unit and gives electrical unit with real-time transmission of steering wheel torsion signal.

Further, flexible centre gripping angle adjustment subassembly includes flexible centre gripping chassis and scale positioning disk, on the lateral wall of left arm support and right arm support was located to the scale positioning disk symmetry respectively, flexible centre gripping chassis runs through the middle part of locating the scale positioning disk, scale positioning disk middle part is equipped with the rotatory groove of being convenient for flexible centre gripping chassis pivoted that runs through, rotatory groove middle part is equipped with boss spacing groove, boss spacing groove middle part is equipped with the oil guide groove that is used for circulating hydraulic oil, be equipped with the oilhole second that runs through on the oil guide groove, the scale positioning disk is equipped with square scale all around, and when only annotating space distance in the drawing did not annotate the angle, horizontal scale and the vertical scale conversion of usable square scale were space angle and are rotated the location, be equipped with round angle scale all around and be used for locating the angle relation of annotating in the drawing.

Further, the flexible clamping chassis comprises a barrel, a core block and a round rail boss, the round rail boss is arranged in a boss limiting groove, a cylindrical surface on the outer side of the barrel is arranged in a rotary groove, an opening end face of the barrel is arranged below the round rail boss, an inner cavity of the barrel is hollow, the core block is arranged in the barrel, the upper end of the core block is arranged on the round rail boss, a liquid storage bin II is arranged between the core block and the barrel and the round rail boss, an oil hole I penetrating through the side wall of the round rail boss is arranged, the oil hole I is communicated with the liquid storage bin II, one end of the oil hole I, far from the liquid storage bin II, is communicated with an oil guide groove, penetrating fastening pushing holes are symmetrically arranged at the bottom end of the barrel, an indication scale is arranged at the circumferential array at the bottom end of the barrel, the indication scale is used for displaying the rotating angle number, a guide hole II penetrating through is arranged at the middle array of the core block, a limiting flange limiting piston stroke is arranged above the guide hole II, an O-shaped ring II is arranged at the middle part of the limiting flange, and an external gear is arranged at the upper end array of the core block side wall.

Further, the second guide hole is internally provided with a plurality of groups of clamping head assemblies which are the same as those in the processing table mechanism in a sliding manner, the bottom of the second liquid storage bin is provided with a second sealing plate, the second sealing plate is provided with taper plugs which are the same as those in the processing table mechanism, the taper plugs are in one-to-one correspondence with the second guide hole and in taper sealing fit, and the fastening pushing hole is internally provided with a fastening screw for pushing the second sealing plate to perform up-down lifting movement.

Further, the guide Kong Erna at the center of the core block is also provided with a center positioning chuck for positioning the reference rotation axis, and the top end of the center positioning chuck is provided with a right angle positioning groove.

Further, the middle part of the left arm support is provided with a waist hole penetrating through the side wall and used for enabling the limiting assembly to move back and forth, one end of the waist hole, far away from the right arm support, is symmetrically provided with a positioning key groove used for positioning the limiting assembly, the inside of the left arm support is provided with an oil duct used for enabling the flexible clamping angle adjusting assembly to enter and exit oil, the right arm support is provided with an oil duct identical to the left arm support, the second oil duct is communicated with one end, far away from the flexible clamping angle adjusting assembly, of the oil duct, and one end, close to the flexible clamping angle adjusting assembly, of the oil duct is communicated with the second oil hole.

Further, spacing subassembly includes positioning tooth, fastening nut, keyway ring, draws the handle, takes key axle and guiding axle, the guiding axle is located in the waist downthehole, the one end that the guiding axle is close to the chain is located to the positioning tooth, take the key axle to locate the one end that the guiding axle kept away from the chain, the keyway ring cup joints and locates on the key axle, the keyway ring is connected with take key axle key, draw the handle to locate on the keyway ring, fastening nut screw thread fit locates on the key axle, draw the handle and can embed in the location keyway and fix a position.

The beneficial effects obtained by the invention by adopting the structure are as follows:

1. the flexible clamping angle adjusting assembly of the device can be suitable for clamping and fixing various special-shaped pieces, when special-shaped workpieces are placed at the heads of the clamping head assemblies arranged in an array, the clamping head assemblies press the clamping head assemblies to move downwards, the clamping head assemblies are self-adaptively attached to the appearance of the special-shaped workpieces, oil in the second guide holes and the second liquid storage bin is discharged, at the moment, the taper plugs on the second sealing plate are sealed and blocked by screwing the fixing screws, liquid in the second guide holes is prevented from flowing out, the clamping head assemblies are prevented from moving downwards, clamping and fixing of the special-shaped pieces are completed, and the clamping head assemblies arranged on the processing table mechanism are clamped and fixed by adopting a method of the same principle;

2. the square graduated scale and the circular angle ruler on the graduated positioning disk can be used for positioning the rotation angle of the flexible clamping chassis, the roundness angle ruler can be used for positioning the direct marking angle size, the square graduated scale can be used for positioning the direct marking space linear coordinate size without the direct marking angle through the proportional conversion of the space distance size, and the square graduated scale and the circular angle ruler can be used for positioning the angle of the special-shaped piece, so that the influence of personnel difference can be reduced compared with the scribing positioning;

3. The operation intensity of personnel can be reduced through the angle adjustment power-assisted assembly, when the personnel controls the steering wheel to rotate, the torque sensor senses corresponding actions and transmits the corresponding actions to the electric control unit, the electric control unit drives the power-assisted motor to work, and the steering wheel is driven to rotate through the belt, so that the personnel can operate more conveniently;

4. clamping of special-shaped pieces with different length sizes can be achieved through the bidirectional screw rod and the horizontal adjusting motor, and the special-shaped pieces can be adjusted to a proper height to be rotationally positioned through the lifting motor and the lifting screw rod, so that workpieces cannot interfere with a machining table mechanism during rotation;

5. after the angle of the flexible clamping angle adjusting assembly is adjusted, the position of the machining hole still needs to be linearly adjusted to be just right below the drill bit, at the moment, the plane moving assembly with the linear graduated scale moves in the plane two-dimensional direction, and the workpiece is fixed at the required position through the slide block guide rail clamp.

Drawings

Fig. 1 is a schematic structural view of a hole puncher for machining mechanical parts according to the present invention;

FIG. 2 is a schematic view of a planar moving assembly;

FIG. 3 is a partial cross-sectional view of a processing table mechanism;

FIG. 4 is an enlarged view of section I of FIG. 3;

FIG. 5 is a schematic view of an angle adjustment mechanism;

FIG. 6 is a state diagram of the angle adjustment mechanism;

FIG. 7 is a schematic structural view of a clamp head assembly;

FIG. 8 is a schematic view of the angle adjustment assist assembly on the left boom;

FIG. 9 is an exploded view of the spacing assembly;

FIG. 10 is a cross-sectional view of the left boom;

FIG. 11 is an exploded view of the flexible clip angle adjustment assembly;

FIG. 12 is a cross-sectional view of the flexible clip angle adjustment assembly;

FIG. 13 is a partial cross-sectional view of a flexible gripping chassis;

FIG. 14 is a schematic view of the structure of a scale positioning plate;

FIG. 15 is a cross-sectional view of the scale positioning plate;

FIG. 16 is a schematic view of the structure of the centering collet;

fig. 17 is a schematic diagram of parameters related to a punching position and a reference position of a workpiece to be processed.

Wherein 1, a base plate, 2, a processing table mechanism, 3, a head assembly, 4, a plane moving assembly, 5, an angle adjusting mechanism, 6, a frame, 7, a drill bit, 8, a lifting handle, 9, a power motor, 10, a transmission plate, 11, a longitudinal guide rail, 12, a transverse guide rail, 13, a longitudinal slide block, 14, a connecting flange I, 15, a transverse slide block, 16, a slide block guide rail clamp, 17, a linear scale, 18, a workbench, 19, a push plate screw, 20, a longitudinal push plate, 21, a sealing plate I, 22, a clamping head assembly, 23, a longitudinal push hole, 24, a liquid storage bin I, 25, a guide hole I, 26, an oil pipe I, 27, a slope I, 28, a slope II, 29, a taper plug, 30, a motor seat, 31, a lifting motor, 32, a coupling, 33, a lifting lead screw, 34, a connecting flange II, 35, a hanging plate, 36, a horizontal adjusting motor, 37, a gear I, 38, gear two, 39, chain, 40, bi-directional screw, 41, left arm support, 42, right arm support, 43, flexible clamping angle adjusting component, 44, oil pipe two, 45, angle adjusting power assisting component, 46, tooth, 47, clamping rod body, 48, piston, 49, O-ring two, 50, fixed clamping head, 51, steering wheel, 52, belt, 53, power assisting motor, 54, electric control unit, 55, fastening nut, 56, key slot ring, 57, drawing handle, 58, keyed shaft, 59, guiding shaft, 60, waist hole, 61, positioning key slot, 62, oil duct two, 63, fastening screw, 64, sealing plate two, 65, flexible clamping chassis, 66, graduated disc two, 67, circular rail boss, 68, oil hole two, 69, clamping rod body two, 70, reservoir two, 71, fastening push hole, 72, spacing flange, 73, indicating graduated scale, 74, square graduated scale, 75. the circular angle ruler 76, the second oil hole 77, the oil guiding groove 78, the boss limiting groove 79, the rotary groove 80, the cylinder 81, the core block 82, the external gear 83, the second O-shaped ring 84, the torque sensor 85, the limiting component 86, the center positioning chuck 87 and the right angle positioning groove.

In fig. 17, a is a reference positioning point, a is a space coordinate of (X1, Y1, Z1), B is a punching position, B is a space coordinate of (X2, Y2, Z2), M is a horizontal distance between a and B, i.e., m=x2-X1, H is a height distance between a and B, i.e., h=z2-Z1, L is a longitudinal distance between a and B, i.e., l=y2-Y1, C is a reference plane, D is a rotation reference axis, D is an edge of the reference plane C, a is a point on the reference plane C, P is a vertical distance from a to D, a punching direction of B is perpendicular to the rotation reference axis D, α is an angle between a punching direction of B and the reference plane C, and θ is a space angle relationship between the punching position B and the reference positioning point a with respect to the rotation reference axis D, i.e., tan θ=m/P.

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; 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.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1, the hole puncher for machining mechanical parts provided by the invention comprises a base plate 1, a machining table mechanism 2, a machine head assembly 3, a plane moving assembly 4 and an angle adjusting mechanism 5, wherein the machining table mechanism 2 is arranged on the base plate 1, the machine head assembly 3 is arranged on the base plate 1 close to one side of the side wall of the machining table mechanism 2, the plane moving assembly 4 penetrates through the base plate 1 below the machining table mechanism 2 and is arranged on the Fang Sheyu, and the angle adjusting mechanism 5 is arranged on the plane moving assembly 4.

As shown in fig. 1, the head assembly 3 includes a frame 6, a drill bit 7, a lifting handle 8, a power motor 9 and a driving disc 10, wherein the frame 6 is vertically arranged on the base disc 1, the driving disc 10 for transmitting power is arranged at the upper end of the frame 6, the power motor 9 is arranged below one side of the driving disc 10 away from the processing table mechanism 2, the drill bit 7 is arranged below one side of the driving disc 10 close to the processing table mechanism 2, and the lifting handle 8 is arranged on the side wall of the driving disc 10 for adjusting the height of the drill bit 7.

As shown in fig. 2, in order to make the position of the workpiece to be punched coincide with the drill 7 on the plane, the plane moving assembly 4 comprises a longitudinal guide rail 11, a transverse guide rail 12, a longitudinal slide block 13, a connecting flange one 14 and a transverse slide block 15, wherein the longitudinal guide rail 11 is symmetrically arranged on the base plate 1, the longitudinal slide block 13 is arranged on the longitudinal guide rail 11, the connecting flange one 14 is arranged on the longitudinal slide block 13, the transverse guide rails 12 are arranged on the connecting flange one 14 in pairs, the transverse slide block 15 is arranged on the transverse guide rail 12, the side walls of the longitudinal slide block 13 and the transverse slide block 15 are respectively provided with a slide block guide rail clamp 16 for fixing and locking the slide block position, and the transverse guide rail 12 and the longitudinal guide rail 11 are respectively provided with a linear scale 17 for calibrating the position.

As shown in fig. 1, 3 and 4, the processing table mechanism 2 comprises a workbench 18, a push plate screw 19, a longitudinal push plate 20, a first sealing plate 21, a clamping head assembly 22, an oil pipe 26 and a taper plug 29, wherein the workbench 18 is arranged on the base plate 1, a first liquid storage bin 24 is arranged in the middle of the workbench 18, a guide hole 25 penetrating through the upper wall and communicated with the first liquid storage bin 24 is arranged on the upper wall of the workbench 18, a longitudinal push hole 23 communicated with the first liquid storage bin 24 is arranged on the side wall of the workbench 18, the oil pipe 26 for adjusting the oil volume in the first liquid storage bin 24 penetrates through the side wall parallel to the longitudinal push hole 23, the push plate screw 19 is in threaded fit with the longitudinal push plate 23, the longitudinal push plate 20 is arranged on one side of the first liquid storage bin 24 close to the push plate screw 19, the first sealing plate 21 is arranged in the first liquid storage bin 24, multiple groups of the clamping head assemblies 22 are in the guide hole 25 in a sliding mode, multiple groups of the plugs 29 are arranged on the upper surface of the first sealing plate 21 in a one-to-one correspondence taper fit manner, a slope 27 is arranged on one side of the first sealing plate 21 close to the longitudinal push plate 20, and a slope 28 is arranged on one side of the first longitudinal push plate 20 close to the sealing plate 20, and a slope 28 is the same as the slope 28 is arranged on one side of the second slope 28.

As shown in fig. 7, the clamping head assembly 22 includes a clamping rod 47, a piston 48, an O-ring one 49 and a fixed clamping head 50, the clamping rod 47 is slidably disposed in the first guide hole 25, the fixed clamping head 50 for supporting the workpiece and preventing the clamping rod 47 from completely immersing into the first guide hole 25 is disposed at the upper end of the clamping rod 47, the piston 48 is disposed at the middle lower part of the clamping rod 47, and the O-ring one 49 is disposed on the piston 48 for sealing the first guide hole 25 to prevent oil in the first reservoir 24 from leaking.

As shown in fig. 5, 6 and 8, the angle adjusting mechanism 5 comprises a motor base 30, a lifting motor 31, a coupling 32, a lifting screw 33, a second connecting flange 34, a hanging plate 35, a horizontal adjusting motor 36, a first gear 37, a second gear 38, a chain 39, a bidirectional screw 40, a left arm support 41, a right arm support 42, a flexible clamping angle adjusting component 43, a second oil pipe 44, an angle adjusting power assisting component 45 and a limiting component 85, wherein the motor base 30 is arranged on a transverse sliding block 15, the lifting motor 31 is symmetrically arranged on the motor base 30, the coupling 32 is arranged at the output end of the lifting motor 31, the lifting screw 33 is arranged on the coupling 32, the second connecting flange 34 is in threaded connection with the lifting screw 33, the hanging plate 35 is arranged on the second connecting flange 34, the horizontal adjusting motor 36 is arranged on the side wall of the hanging plate 35, the gear I37 is arranged at the output end of the horizontal adjusting motor 36, the left arm support 41 is arranged below the side wall of the hanging plate 35 in a sliding mode, the right arm support 42 is arranged below the side wall of the hanging plate 35 far away from one side of the left arm support 41 in a sliding mode, the bidirectional screw 40 penetrates through and is symmetrically arranged on the left arm support 41 and the right arm support 42, the gear II 38 is arranged in the middle of the bidirectional screw 40, the chain 39 is arranged on the gear I37 and the gear II 38, the oil pipe II 44 is symmetrically arranged on the left arm support 41 and the right arm support 42, the flexible clamping angle adjusting assembly 43 is symmetrically arranged on the side wall of the left arm support 41 and the right arm support 42 far away from the hanging plate 35, the angle adjusting power assisting assembly 45 is arranged on the side wall of the left arm support 41, and the limiting assembly 85 penetrates through the middle of the side wall of the left arm support 41.

As shown in fig. 8, the angle adjusting booster assembly 45 includes a steering wheel 51, a belt 52, a booster motor 53, an electric control unit 54 and a torque sensor 84, the steering wheel 51 is arranged at the center of the side wall of the flexible clamping angle adjusting assembly 43, the torque sensor 84 is sleeved on the outer ring of the shaft of the steering wheel 51, the booster motor 53 is arranged on the side wall of the left arm rest 41, the electric control unit 54 is arranged below the booster motor 53, the belt 52 is arranged at the output end of the booster motor 53, one end of the belt 52 away from the booster motor 53 is arranged on the shaft of the steering wheel 51, and the torque sensor 84 is connected with the electric control unit 54 through a wire harness and transmits torsion signals of the steering wheel 51 to the electric control unit 54 in real time.

As shown in fig. 11-15, the flexible clamping angle adjusting assembly 43 includes a flexible clamping chassis 65 and a scale positioning disk 66, where the scale positioning disk 66 is symmetrically disposed on the side walls of the left arm support 41 and the right arm support 42, the flexible clamping chassis 65 is penetrated through the middle of the scale positioning disk 66, the middle of the scale positioning disk 66 is provided with a through rotating groove 79 facilitating rotation of the flexible clamping chassis 65, the middle of the rotating groove 79 is provided with a boss limiting groove 78, the middle of the boss limiting groove 78 is provided with an oil guiding groove 77 for circulating hydraulic oil, the oil guiding groove 77 is provided with an oil hole 76 penetrating, the scale positioning disk 66 is provided with square scales 74 around, when only the space distance is not marked with an angle in the drawing, the transverse scales and the longitudinal scales of the square scales 74 can be utilized to be converted into space angles for rotation positioning, and the circumference of the rotating groove 79 is provided with a circular angle scale 75 for positioning the angle relationship marked in the drawing.

As shown in fig. 11-15, the flexible clamping chassis 65 includes a cylinder 80, a core block 81 and a circular rail boss 67, the circular rail boss 67 is disposed in the boss limiting groove 78, a cylindrical surface on the outer side of the cylinder 80 is disposed in the rotating groove 79, an opening end face of the cylinder 80 is disposed below the circular rail boss 67, an inner cavity of the cylinder 80 is hollow, the core block 81 is disposed in the cylinder 80, an upper end of the core block 81 is disposed on the circular rail boss 67, a second liquid storage bin 70 is disposed between the core block 81 and the cylinder 80, a first through oil hole 68 is disposed on a side wall of the circular rail boss 67, the first oil hole 68 is communicated with the second liquid storage bin 70, one end of the first oil hole 68 far from the second liquid storage bin 70 is communicated with the oil guiding groove 77, through fastening pushing holes 71 are symmetrically disposed at the bottom end of the cylinder 80, an indicating scale 73 is disposed at the circumferential array at the bottom end of the cylinder 80, the indicating scale 73 is used for displaying the rotating angle number, a second through guide hole 69 is disposed at the middle array of the core block 81, a limiting flange 72 limiting the piston 48 is disposed above the guide hole 69, a second O-shaped ring 83 is disposed at the middle of the limiting flange 72, and an external gear is disposed at the upper end of the side wall of the core block 81.

As shown in fig. 11 and 12, the second guide hole 69 is slidably provided with the same clamping head assembly 22 as that in the processing table mechanism 2, the bottom of the second liquid storage bin 70 is provided with the second sealing plate 64, the second sealing plate 64 is provided with the same taper plugs 29 as that in the processing table mechanism 2, the taper plugs 29 are in one-to-one correspondence with the second guide hole 69 and in taper sealing fit, and the fastening push hole 71 is internally provided with a fastening screw 63 for pushing the second sealing plate 64 to perform up-down lifting movement.

As shown in fig. 11, 12 and 16, a second guide hole 69 at the center of the core block 81 is further provided with a center positioning chuck 86 for positioning the reference rotation axis, and a right angle positioning groove 87 is provided at the top end of the center positioning chuck 86.

As shown in fig. 6, 9 and 10, a waist hole 60 penetrating through the side wall and used for the limiting assembly 85 to move back and forth is formed in the middle of the left arm support 41, positioning key grooves 61 used for positioning the limiting assembly 85 are symmetrically formed in one end, away from the right arm support 42, of the waist hole 60, an oil duct 62 used for enabling the flexible clamping angle adjusting assembly 43 to enter and exit oil is formed in the left arm support 41, an oil duct 62 identical to the left arm support 41 is formed in the right arm support 42, the oil duct two 44 is communicated with one end, away from the flexible clamping angle adjusting assembly 43, of the oil duct 62, and one end, close to the flexible clamping angle adjusting assembly 43, of the oil duct 62 is communicated with the oil hole two 76.

As shown in fig. 8 and 9, the limiting component 85 includes a positioning tooth 46, a fastening nut 55, a key slot ring 56, a pulling handle 57, a keyed shaft 58 and a guiding shaft 59, the guiding shaft 59 is disposed in the waist hole 60, the positioning tooth 46 is disposed at one end of the guiding shaft 59 close to the chain 39, the keyed shaft 58 is disposed at one end of the guiding shaft 59 far away from the chain 39, the key slot ring 56 is sleeved on the keyed shaft 58, the key slot ring 56 is in key connection with the keyed shaft 58, the pulling handle 57 is disposed on the key slot ring 56, the fastening nut 55 is in threaded fit on the keyed shaft 58, and the pulling handle 57 can be embedded into the positioning key slot 61 for positioning.

When the device is specifically used, a reference surface C of a special-shaped workpiece is firstly determined, one edge on the reference surface C is used as a rotation reference axis D, one point on the edge, far away from the rotation reference axis D, on the reference surface C is used as a reference positioning point A, a space reference angle theta (which can be converted into a corresponding distance relation if the angle cannot be converted into a corresponding included angle) between a punching position B and the reference positioning point A relative to the rotation reference axis D is determined through a drawing, namely a horizontal distance M between the two points and a vertical distance P between the reference positioning point A and the rotation reference axis D are converted into a corresponding distance relation, a longitudinal vertical distance L between the punching position B and the reference positioning point A is determined, finally, the punching direction, namely an included angle alpha between a hole and the reference surface C is confirmed, and meanwhile, a drawing handle 57 of a limiting assembly 85 is ensured to be embedded into a positioning key groove 61 far away from one end of a flexible clamping angle adjusting assembly 43 so as to ensure that positioning teeth 46 and 82 are separated, and the flexible clamping angle adjusting assembly 43 can rotate freely;

the positions of the angle adjusting mechanisms 5 are adjusted through the transverse guide rail 12 and the longitudinal guide rail 11 of the plane moving assembly 4, so that the flexible clamping angle adjusting assemblies 43 of the angle adjusting mechanisms 5 at two sides are symmetrically positioned in the lower area of the drill bit 7;

The direction of a workpiece is adjusted, a selected rotation reference axis D is perpendicular to a flexible clamping angle adjusting component 43, the workpiece is placed between the flexible clamping angle adjusting component 43 at the end of a left arm support 41 and the flexible clamping angle adjusting component 43 at the end of a right arm support 42, a horizontal adjusting motor 36 is started to forward drive the workpiece, the horizontal adjusting motor 36 drives a first gear 37 to rotate, the first gear 37 drives a second gear 38 to rotate through a chain 39, the second gear 38 drives a bidirectional screw 40 to rotate, the bidirectional screw 40 enables the left arm support 41 and the right arm support 42 to move in opposite directions, and the left arm support 41 and the right arm support 42 drive the flexible clamping angle adjusting components 43 at two sides to be close to each other;

when the workpiece is close to the clamping head assembly 22 on the flexible clamping angle adjusting assembly 43, the angle of the workpiece is adjusted, the vertexes of two sides of the selected rotation reference shaft D are respectively propped in the right-angle positioning grooves 87 of the center positioning chucks 86 of the two sides of the flexible clamping angle adjusting assembly 43, the flexible clamping angle adjusting assembly 43 continues to approach the workpiece, at the moment, the clamping head assembly 22 is pressed by the contour of the workpiece to shrink inwards, hydraulic oil in the second guide hole 69 and the second liquid storage bin 70 is pressed to be discharged outwards along the first oil hole 68, and oil enters the oil guide groove 77 and then is discharged into the oil duct 62 from the second oil hole 76 and then is discharged through the second oil pipe 44;

When the clamping head assemblies 22 of the multiple groups of arrays are attached to the periphery of a workpiece and can fix the workpiece, the fastening screws 63 are screwed inwards, the fastening screws 63 push the second sealing plate 64 to move towards the second guide hole 69, the second sealing plate 64 drives the taper plug 29 to move towards the second guide hole 69, the taper plug 29 is in taper fit with the second guide hole 69, the second guide hole 69 is sealed, hydraulic oil in the second guide hole 69 is prevented from continuously flowing outwards, the clamping head assemblies 22 are fixed and do not sink any more, at the moment, the workpiece and the flexible clamping angle adjusting assembly 43 do not slide relatively, and clamping and positioning of the workpiece are completed;

rotating the flexible clamping angle adjusting assembly 43, wherein the workpiece is fixed with the flexible clamping angle adjusting assembly 43 at the moment, the flexible clamping chassis 65 generates additional friction force under the influence of the gravity of the workpiece when rotating relative to the scale positioning disk 66, when the dead weight of the workpiece is large, the friction force is increased, the force of an operator when rotating to adjust the angle of the workpiece can be increased, and the operator can be assisted to rotate in the direction through the angle adjusting assistance assembly 45;

the operator rotates the steering wheel 51, after a torque sensor 84 on the steering wheel 51 senses the change of torque, a signal is transmitted to the electric control unit 54, the electric control unit 54 outputs a working signal to the booster motor 53, the booster motor 53 rotates and outputs power to the belt 52, the belt 52 drives the steering wheel 51 to rotate, the steering wheel 51 drives the flexible clamping chassis 65 to overcome the friction force to rotate, and the labor intensity of the operator when adjusting the angle of the flexible clamping chassis 65 is reduced;

At the same time of adjusting the angle, starting the lifting motor 31 to adjust the height of the workpiece, moving the motor seat 30 through the longitudinal guide rail 11 and the transverse guide rail 12 to enable the reference positioning point A to be positioned right below the center of the drill bit 7, then screwing the fastening nut 55 outwards, withdrawing the drawing handle 57 outwards to enable the key slot ring 56 to be separated from the keyed shaft 58, pushing the guide shaft 59 to one side of the flexible clamping angle adjusting assembly 43 to enable the positioning teeth 46 to be meshed and fixed with the external gear 82, fixedly matching the key slot ring 56 with the keyed shaft 58, screwing the fastening nut 55 to enable the limiting assembly 85 to fix the flexible clamping angle adjusting assembly 43, avoiding the rotation of the flexible clamping angle adjusting assembly 43, determining whether the reference positioning point A is positioned right below the center of the drill bit 7 at the moment again, if offset needs to be adjusted again, and if no offset exists, remembers the scale position of the indicating scale 73 at the moment;

then, starting the lifting motor 31 to downwards adjust the height of the workpiece, preventing interference with the drill bit 7 when the workpiece rotates in the next step, separating the limiting assembly 85 from the external gear 82 after the workpiece is adjusted to a proper height, and assisting an operator to rotate in the direction through the angle adjusting power assisting assembly 45;

if the space reference angle theta between the punching position B and the reference positioning point A relative to the rotation reference axis D is a definite value, the steering wheel 51 is rotated, the indication graduated scale 73 is rotated relative to the circular angle ruler 75 by a corresponding angle theta, the punching position B can be positioned in the same plane with the center of the drill bit 7, if the space angle theta cannot be obtained, the horizontal distance M between the punching position B and the reference positioning point A and the vertical distance P between the reference positioning point A and the rotation reference axis D are converted and calculated, the ratio of tan theta is obtained by utilizing the ratio relation between M and P, the rotated position is obtained by converting the transverse scale value and the vertical scale value on the square graduated scale 74, and then the rotation is carried out;

Then the plane moving assembly 4 is pushed, the distance L is moved along the direction of the longitudinal guide rail 11 according to the linear scale 17 on the longitudinal guide rail 11, the slide block guide rail clamp 16 is screwed, the longitudinal slide block 13 is fixed and does not move any more, and the punching position B horizontally moves to the position below the center of the drill bit 7;

starting a power motor 9, driving a drill bit 7 to rotate by the power motor 9 through a transmission disc 10, rotating a lifting handle 8 to adjust the height of the drill bit 7, and slightly drilling on the surface of a workpiece to mark when the drill bit 7 descends to contact the surface of the workpiece, wherein the marked drilling point is the starting position of a punching position B;

the included angle alpha between the punching position B and the reference plane C is obtained according to a drawing, because the punching direction of the punching position B is perpendicular to the rotating reference axis D, the angle of the workpiece can be adjusted by the same method, after the angle is adjusted, the position of the punching position B is shifted, but the drilling point is marked on the surface of the workpiece in advance in the last step, and at the moment, the drilling point can be positioned below the drill bit 7 by horizontally or longitudinally adjusting the plane moving component 4, and at the moment, the drilling hole is coaxial with the drill bit 7;

then, the lifting motor 31 is started to adjust the height of the workpiece, the workpiece is placed on the processing table mechanism 2, the clamping head assembly 22 arranged on the processing table mechanism 2 moves downwards under the pressure of the workpiece, oil in the first guide hole 25 and the first liquid storage bin 24 is discharged from the first oil pipe 26, when the clamping head assembly 22 arranged on the processing table mechanism 2 surrounds and is attached to the lower contour surface of the workpiece and can fix the workpiece, the push plate screw 19 is screwed inwards, the push plate screw 19 pushes the longitudinal push plate 20 to move inwards, the slope second 28 of the longitudinal push plate 20 applies an oblique upward thrust to the slope first 27, the first sealing plate 21 is forced to move upwards, the taper plug 29 on the first sealing plate 21 is in taper fit with the first guide hole 25, so that the oil in the first guide hole 25 is not leaked, the clamping head assembly 22 is not sinking, the workpiece is positioned and fixed completely, and the drill bit 7 is pressed down, and punching can be completed.

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.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims (10)

1. The utility model provides a machine parts processing is with puncher which characterized in that: the device comprises a base plate (1), a processing table mechanism (2), a machine head assembly (3), a plane moving assembly (4) and an angle adjusting mechanism (5), wherein the processing table mechanism (2) is arranged on the base plate (1), the machine head assembly (3) is arranged on the base plate (1) close to one side of the side wall of the processing table mechanism (2), the plane moving assembly (4) penetrates through the lower Fang Sheyu base plate (1) of the processing table mechanism (2), and the angle adjusting mechanism (5) is arranged above the plane moving assembly (4); the angle adjusting mechanism (5) comprises a motor base (30), a lifting motor (31), a coupler (32), a lifting screw (33), a connecting flange II (34), a hanging plate (35), a horizontal adjusting motor (36), a first gear (37), a second gear (38), a chain (39), a bidirectional screw (40), a left arm support (41), a right arm support (42), a flexible clamping angle adjusting assembly (43), an oil pipe II (44), an angle adjusting power assisting assembly (45) and a limiting assembly (85), wherein the motor base (30) is arranged on a plane moving assembly (4), the lifting motor (31) is symmetrically arranged on the motor base (30), the coupler (32) is arranged at the output end of the lifting motor (31), the lifting screw (33) is arranged on the coupler (32), the connecting flange II (34) is in threaded connection with the lifting screw (33), the hanging plate (35) is arranged on the connecting flange II (34), the horizontal adjusting motor (36) is arranged on the side wall of the hanging plate (35), the first gear (37) is arranged at the output end of the horizontal adjusting motor (36) and the side wall (41) is arranged below the hanging plate (41), the left arm support (41) and right arm support (42) are arranged below the side wall of the hanging plate (35) far away from one side of the left arm support (41) in a sliding mode, the bidirectional screw rod (40) penetrates through and is symmetrically arranged on the left arm support (41) and the right arm support (42), the gear II (38) is arranged in the middle of the bidirectional screw rod (40), the chain (39) is arranged on the gear I (37) and the gear II (38), the oil pipe II (44) is symmetrically arranged on the left arm support (41) and the right arm support (42) respectively, the flexible clamping angle adjusting assembly (43) is symmetrically arranged on the side wall, far away from the hanging plate (35), of the left arm support (41) and the right arm support (42) respectively, the angle adjusting assisting assembly (45) is arranged on the side wall of the left arm support (41), and the limiting assembly (85) penetrates through the middle of the side wall of the left arm support (41).

2. The machine tool according to claim 1, wherein: the angle adjustment power assisting component (45) comprises a steering wheel (51), a belt (52), a power assisting motor (53), an electric control unit (54) and a torque sensor (84), wherein the steering wheel (51) is arranged at the center of the side wall of the flexible clamping angle adjustment component (43), the torque sensor (84) is sleeved on the outer ring of the shaft of the steering wheel (51), the power assisting motor (53) is arranged on the side wall of the left arm support (41), the electric control unit (54) is arranged below the power assisting motor (53), the belt (52) is arranged at the output end of the power assisting motor (53), one end, far away from the power assisting motor (53), of the belt (52) is arranged on the shaft of the steering wheel (51), and the torque sensor (84) is connected with the electric control unit (54) through a wire harness.

3. The machine tool accessory machining punch of claim 2, wherein: the flexible clamping angle adjusting assembly (43) comprises a flexible clamping chassis (65) and a scale positioning disc (66), wherein the scale positioning disc (66) is symmetrically arranged on the side walls of the left arm support (41) and the right arm support (42) respectively, the flexible clamping chassis (65) penetrates through the middle of the scale positioning disc (66), a penetrating rotary groove (79) is formed in the middle of the scale positioning disc (66), a boss limiting groove (78) is formed in the middle of the rotary groove (79), an oil guiding groove (77) is formed in the middle of the boss limiting groove (78), two penetrating oil holes (76) are formed in the oil guiding groove (77), square scales (74) are arranged around the scale positioning disc (66), and round angle scales (75) are arranged around the rotary groove (79).

4. A machine tooling punch as defined in claim 3, wherein: the flexible clamping chassis (65) comprises a cylinder body (80), a core block (81) and a circular rail boss (67), the circular rail boss (67) is arranged in a boss limiting groove (78), a cylindrical surface on the outer side of the cylinder body (80) is arranged in a rotating groove (79), an opening end face of the cylinder body (80) is arranged below the circular rail boss (67), an inner cavity of the cylinder body (80) is hollow, the core block (81) is arranged in the cylinder body (80), the upper end of the core block (81) is arranged on the circular rail boss (67), a liquid storage bin II (70) is arranged between the core block (81) and the cylinder body (80) and the circular rail boss (67), a first oil hole (68) penetrating through the side wall of the circular rail boss (67) is communicated with the liquid storage bin II (70), one end of the first oil hole (68) away from the liquid storage bin II (70) is communicated with a guide groove (77), a penetrating fastening push hole (71) is symmetrically arranged at the bottom end of the cylinder body (80), an indication ruler (80) is circumferentially arranged at the bottom end of the cylinder body (80), a guide flange (69) is arranged in the middle of the cylinder body (80), a second guide flange (69) is arranged at the middle of the cylinder body (69), a second guide flange (72) is arranged on the cylinder body (72), the utility model discloses a sealing device for the liquid storage bin, including core block (81), guiding hole two (69) are equipped with outer gear (82) in the array of core block (81) lateral wall upper end, the guiding hole two (69) are slided and are equipped with multiunit clamping head subassembly (22), liquid storage bin two (70) bottom is equipped with closing plate two (64), be equipped with tapering end cap (29) on closing plate two (64), tapering end cap (29) and guiding hole two (69) one-to-one and tapering sealing fit, be equipped with fastening screw (63) in fastening push hole (71) and be used for promoting closing plate two (64) and go up and down elevating movement.

5. The machine tool according to claim 4, wherein: the plane moving assembly (4) comprises a longitudinal guide rail (11), a transverse guide rail (12), a longitudinal sliding block (13), a connecting flange I (14) and a transverse sliding block (15), wherein the longitudinal guide rail (11) is symmetrically arranged on the base plate (1), the longitudinal sliding block (13) is arranged on the longitudinal guide rail (11), the connecting flange I (14) is arranged on the longitudinal sliding block (13), the transverse guide rail (12) is arranged on the connecting flange I (14) in pairs, the transverse sliding block (15) is arranged on the transverse guide rail (12), the transverse sliding block (15) is arranged under a motor base (30), sliding block guide rail clamp (16) are arranged on the side walls of the longitudinal sliding block (13) and the lateral sliding block (15), and linear graduated scales (17) are arranged on the transverse guide rail (12) and the longitudinal guide rail (11).

6. The machine tool accessory machining punch of claim 5, wherein: the processing bench mechanism (2) comprises a workbench (18), a push plate screw (19), a longitudinal push plate (20), a sealing plate I (21) and an oil pipe I (26), wherein the workbench (18) is arranged on a base plate (1), a liquid storage bin I (24) is arranged in the middle of the workbench (18), a guide hole I (25) penetrating through the upper wall and communicated with the liquid storage bin I (24) is arranged on the upper wall of the workbench (18), a longitudinal push hole (23) communicated with the liquid storage bin I (24) is arranged on the side wall of the workbench (18), the oil pipe I (26) penetrates through the side wall parallel to the longitudinal push plate (23) and is arranged in the longitudinal push plate screw (19) in a threaded mode, one side, close to the push plate screw (19), of the longitudinal push plate (20) is arranged in the liquid storage bin I (24), the sealing plate I (21) is arranged in the liquid storage bin I (24), a clamping head assembly (22) with multiple groups of arrays is arranged in a sliding mode in the guide hole I (25), the sealing plate I (21) is provided with a plurality of groups of taper arrays (29), one side, close to the sealing plate (20) is provided with one side, close to the sealing plate (27), one side of the longitudinal push plate (20) close to the first sealing plate (21) is provided with a second slope (28).

7. The machine tool according to claim 6, wherein: the clamping head assembly (22) comprises a clamping rod body (47), a piston (48), an O-shaped ring I (49) and a fixed clamping head (50), wherein the clamping rod body (47) is arranged in the first guide hole (25) in a sliding mode, the fixed clamping head (50) is arranged at the upper end of the clamping rod body (47), the piston (48) is arranged at the middle lower portion of the clamping rod body (47), and the O-shaped ring I (49) is arranged on the piston (48).

8. The machine tool according to claim 7, wherein: a center positioning chuck (86) is arranged in a second guide hole (69) at the center of the core block (81), and a right-angle positioning groove (87) is formed in the top end of the center positioning chuck (86).

9. The machine tool accessory machining punch of claim 8, wherein: the middle part of left cantilever crane (41) is equipped with waist hole (60) that runs through the lateral wall, waist hole (60) are kept away from the one end symmetry of right cantilever crane (42) and are equipped with location keyway (61), the inside oil duct (62) that is equipped with of left cantilever crane (41), be equipped with on right cantilever crane (42) with left cantilever crane (41) the same oil duct (62), oil pipe two (44) are kept away from the one end intercommunication of flexible centre gripping angle adjustment subassembly (43) with oil duct (62), oil duct (62) are close to the one end and oilhole two (76) intercommunication of flexible centre gripping angle adjustment subassembly (43).

10. The machine tool according to claim 9, wherein: spacing subassembly (85) include positioning tooth (46), fastening nut (55), keyway ring (56), draw handle (57), take key axle (58) and guiding axle (59), in waist hole (60) are located to guiding axle (59), positioning tooth (46) are located guiding axle (59) and are close to the one end of chain (39), take key axle (58) to locate guiding axle (59) and keep away from the one end of chain (39), keyway ring (56) cup joints and locates on taking key axle (58), draw handle (57) to locate on keyway ring (56), fastening nut (55) screw-thread fit locates on taking key axle (58).

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