CN111515477B - Tapping equipment for threaded hole of metal connecting piece - Google Patents
Tapping equipment for threaded hole of metal connecting piece Download PDFInfo
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- CN111515477B CN111515477B CN202010354993.8A CN202010354993A CN111515477B CN 111515477 B CN111515477 B CN 111515477B CN 202010354993 A CN202010354993 A CN 202010354993A CN 111515477 B CN111515477 B CN 111515477B
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- Prior art keywords
- tapping
- locking
- plate
- block
- sliding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/28—Electric drives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention relates to tapping equipment for threaded holes of metal connecting pieces, which comprises a workbench, a moving device, a fixing device and a tapping device, wherein the moving device is installed at the upper end of the workbench, and the fixing device is installed in the middle of the upper end of the workbench in a sliding fit mode. The invention provides tapping equipment for threaded holes of metal connecting pieces, which can solve the problems that when manual tapping is carried out, a flange plate is clamped and fixed firstly, then a screw tap is used manually to tap through holes in the circumferential position of the flange plate, the manual tapping is time-consuming and labor-consuming, and the process of replacing the flange plate is complex, and when the conventional tapping equipment for flange plates is used for tapping, the flange plate is firstly locked and fixed, then the through holes in the circumferential position of the flange plate are tapped through a tapping device, and because the through holes in the circumferential position of the flange plate are more, only one through hole can be tapped at a time, and only one flange plate can be processed at a time by the conventional tapping equipment for flange plates.
Description
Technical Field
The invention relates to the technical field of metal connecting piece manufacturing, in particular to tapping equipment for a threaded hole of a metal connecting piece.
Background
A flange, also known as a flange collar or flange. The flange is a part for connecting pipes and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange is connected with a screw thread connecting flange, a welding flange and a clamping flange through threads. The flanges are used in pairs, the low-pressure pipeline can be connected with the flanges through threads, and the flanges are welded under the pressure of more than four kilograms. And a sealing gasket is added between the two flange plates and then is fastened by bolts, and the thickness of the flanges with different pressures is different, and the bolts used by the flanges are also different. The through holes arranged at the circumferential positions of the flange plate need to be tapped in the manufacturing process of the flange plate.
In actual production and manufacturing, the existing tapping equipment for the threaded holes of the metal connecting pieces has the following problems in the actual tapping operation of the metal connecting pieces:
(1) when the flange plate is tapped by adopting a manual tapping mode, the flange plate is clamped and fixed by using a clamp, and then the through holes in the circumferential position of the flange plate are tapped by manually using a screw tap, so that the tapping efficiency of the flange plate is low due to the time and labor consumed by manual tapping and the complex process of manually replacing the flange plate after the tapping is finished;
(2) when carrying out the tapping to the ring flange, current ring flange tapping equipment is usually earlier fixed with ring flange locking, and rethread chasing bar carries out the tapping to the through-hole of ring flange circumference position, and because ring flange circumference position through-hole is more, the single can only carry out the tapping to a through-hole, and current ring flange tapping equipment can only process a ring flange once to reduce ring flange tapping efficiency.
In order to make up the defects of the prior art, the invention provides tapping equipment for threaded holes of metal connecting pieces.
Disclosure of Invention
The technical scheme adopted by the invention to solve the technical problem is as follows: a tapping device for a threaded hole of a metal connecting piece comprises a workbench, a moving device, a fixing device and a tapping device, wherein the moving device is installed at the upper end of the workbench, the fixing device is installed in the middle of the upper end of the workbench in a sliding fit mode, and the tapping device is located above the fixing device; wherein:
the moving device comprises a U-shaped mounting plate, an air pump, a lifting air cylinder and a moving air cylinder, the U-shaped mounting plate is arranged on the left side of the upper end of the workbench in a welding mode, the air pump is arranged on the left side of the upper end of the workbench in a threaded connection mode, the lifting air cylinder is arranged on the upper end of the inner side of the U-shaped mounting plate in a threaded connection mode, the moving air cylinder is arranged in the middle of the inner side of the workbench, the extending end of the moving air cylinder is connected with the fixing, manually placing the flange plate to be tapped on the fixing device to clamp and fix the flange plate by the fixing device, after the flange plate is clamped and fixed, the air pump drives the extension end of the movable air cylinder to move left and right, so that the movable air cylinder drives the flange plate to move to the lower part of the tapping device, the air pump drives the lifting cylinder to stretch out the end to descend, so that the lifting cylinder drives the tapping device to descend, and the tapping device taps the flange plate.
The fixing device comprises a sliding plate, a connecting plate, side plates, an upper cover, a rotating mechanism, a supporting mechanism, a locking mechanism and a limiting mechanism, wherein the connecting plate is welded at the lower end of the sliding plate, the side plates are welded at the upper end of the sliding plate, the upper cover is installed at the upper end of the side plates in a welding mode, the rotating mechanism is installed between the upper cover and the sliding plate, the supporting mechanism is evenly installed at the rear end of the rotating mechanism from left to right, the locking mechanism is arranged at the lower end of the supporting mechanism, the limiting mechanism is evenly installed at the front side of the upper end of the upper cover from left to right, when the fixing device works, a flange plate is manually placed on the upper cover, the supporting mechanism is sleeved in the middle of the flange plate, the flange plate is manually pressed downwards, the locking mechanism is extruded at the lower end of, after the ring flange is fixed, it is rotatory to drive locking mechanism and supporting mechanism through rotary mechanism to it is rotatory to drive the ring flange, makes stop gear adjust the through-hole of ring flange circumferential position to the tapping position, and drives through the air pump and remove the cylinder and stretch out the end and remove about, makes the cylinder drive sliding plate and remove to the chasing bar lower extreme, and then makes the chasing bar carry out the tapping to the through-hole of ring flange circumferential position.
The supporting mechanism comprises an installation shaft, supporting rods, arc-shaped supporting blocks, a reset spring, a connecting rod and a pull rod, wherein the lower end of the installation shaft is arranged at the upper end of the sliding plate through a bearing, the supporting rods are uniformly arranged on the installation shaft along the circumferential direction of the installation shaft, the supporting rods are arranged on the installation shaft through hinges, the arc-shaped supporting blocks are arranged outside the supporting rods through hinges, the upper ends of the supporting rods at the uppermost ends are connected with the upper end of the installation shaft through the reset spring, the reset spring plays roles of buffering, damping and reset protection, the upper supporting rods and the lower supporting rods are connected through the connecting rod, the pull rod is arranged at the lower end of the supporting rod at the lowermost end through a hinge, during specific work, during feeding, the flange is pressed downwards manually to enable the flange to extrude the locking, and then make the arc-shaped supporting shoe support the ring flange inner wall fixedly, during the unloading, the manual work upwards extracts the ring flange for reset spring drives the bracing piece and resets.
The tapping device comprises a clip frame, a working motor, a driving gear, four driven gears and four screw taps, wherein the clip frame is arranged at the extending end of a lifting cylinder in a welding mode, the working motor is arranged at the upper end of the inner side of the clip frame through a motor mounting plate, the driving gear is arranged at the output end of the working motor in a welding mode, the driving gear is uniformly meshed with the driven gears along the circumferential direction of the driving gear, the screw taps are arranged at the lower end of the driven gears, the upper end of each screw tap is arranged at the lower end of the clip frame through a bearing, when the tapping device works, after a flange plate is adjusted to a tapping position, the extending end of the lifting cylinder is driven by an air pump to descend, the lifting cylinder drives the clip frame to descend, the driving gear is driven by the working motor to rotate, the screw taps are driven by, make the screw tap in proper order cover the fixed ring flange of back and carry out the tapping, and the tapping in-process, through the positive and negative circumstances of revolving repeatedly of work motor to avoid the screw tap tapping in-process to take place cracked condition.
As a preferred technical scheme of the present invention, a soft rubber layer is disposed on an outer side of the arc-shaped supporting block, an anti-slip pattern is disposed on an outer side of the soft rubber layer, the soft rubber layer prevents an inner wall of the flange plate from being scratched when the arc-shaped supporting block supports and fixes the inner wall of the flange plate, and the anti-slip pattern disposed on the outer side of the soft rubber layer prevents the flange plate from slipping during tapping when the arc-shaped supporting block supports and fixes the inner wall of the flange plate.
According to a preferred technical scheme, the rotating mechanism comprises a rotating motor, a driving belt wheel, a friction wheel, a driven belt wheel and a belt, the rotating motor is mounted at the right end of the sliding plate through a motor mounting plate, the driving belt wheel is mounted at the output end of the rotating motor, the friction wheel is mounted on the front side of the lower end of the upper cover through a bearing, the driven belt wheel is mounted at the lower end of the friction wheel, and the driven belt wheel is connected with the driving belt wheel through the belt.
As a preferred technical scheme of the invention, the locking mechanism comprises a rotating block, four clamping blocks, four clamping springs, a sliding block, four locking blocks, four locking rods and four locking springs, the rotating block is arranged in the middle of the upper cover in a rotationally matched manner, the clamping blocks are uniformly arranged in the rotating block along the circumferential direction in a sliding matched manner, the inner sides of the clamping blocks are connected with the rotating block through the clamping springs, the sliding block is arranged at the lower end of the mounting shaft in a sliding matched manner, the locking blocks are uniformly arranged at the outer side of the sliding block along the circumferential direction in a sliding matched manner, the locking rods are arranged at the inner sides of the locking blocks in a sliding matched manner, the locking springs are sleeved at the outer sides of the locking rods, when the locking mechanism works, the flange plate is manually pressed downwards, so that the lower end of the flange plate extrudes the sliding block downwards to enable, thereby support fixedly to the ring flange inner wall, the ring flange inner wall supports fixed back, and the manual work continues to press down the flange dish for the ring flange lower extreme extrusion presss from both sides tight piece and latch segment inwards, thereby makes to press from both sides tight piece and latch segment and press from both sides the ring flange lower extreme and press from both sides tight fixedly, and the latch segment slides the in-process to the inboard, extrudes the check lock lever through the latch segment and moves to the inboard along the sliding block, makes the check lock lever insert the installation epaxial, thereby it is fixed to lock the bracing piece support.
As a preferred technical scheme of the invention, the rear end of the friction wheel is attached to the front end of the rotating block, and the friction wheel rotates to drive the rotating block to rotate due to friction force, so that the through hole at the circumferential position of the flange plate is adjusted to the tapping position by the limiting mechanism, and after the limiting mechanism is inserted into the through hole on the flange plate, the friction wheel cannot drive the rotating block to rotate due to small friction force, so that the tapping position of the through hole at the circumferential position of the flange plate is fixed.
As a preferable technical scheme of the invention, the rotating block and the upper cover are both provided with annular grooves, balls are uniformly arranged in the annular grooves in a sliding fit mode, and the balls reduce friction between the rotating block and the upper cover, so that accurate transmission is ensured.
As a preferred technical scheme of the invention, the lower end of the mounting shaft is uniformly provided with clamping holes along the circumferential direction, the inner side of the locking rod is clamped in the clamping holes in a sliding fit manner, and the locking rod is clamped in the clamping holes, so that the supporting position of the supporting rod is locked and fixed by the locking block.
As a preferred technical scheme of the invention, the limiting mechanism comprises a fixing sleeve, a sliding rod, a compression spring, a limiting inserted rod and a pressing plate, the fixing sleeve is arranged on the front side of the upper end of the upper cover in a welding mode, the sliding rod is arranged in the middle of the fixing sleeve in a sliding fit mode, the lower end of the sliding rod is connected with the fixing sleeve through the compression spring, the limiting inserted rod is arranged on the rear side of the upper end of the sliding rod in a welding mode, the pressing plate is arranged on the upper end of the sliding rod in a welding mode, when the flange plate works, after the flange plate is locked and fixed, the friction wheel is driven to rotate through a rotating motor, so that the friction wheel drives the flange plate to rotate, the through hole in the circumferential position of the flange plate is inserted through the limiting inserted rod in the rotating process of the flange plate, so that the through hole in, make the slide bar extrusion compression spring down to guarantee that the tapping normally goes on, and the tapping is accomplished the back, press the clamp plate through the manual work, make spacing inserted bar break away from the ring flange, thereby take off the ring flange after accomplishing the tapping and collect.
Compared with the prior art, the invention has the following advantages:
1. according to the tapping equipment for the threaded holes of the metal connecting pieces, the flange plates are sequentially tapped by feeding and fixing the plurality of flange plates, so that the complex process of single-time repeated feeding is avoided, the tapping positions of the circumferential through holes of the plurality of flange plates are rotationally adjusted at one time, the complex process of manual adjustment is avoided, and the tapping efficiency of the flange plates is improved;
2. according to the tapping equipment for the threaded hole of the metal connecting piece, the arc-shaped supporting block is driven by the supporting rod to rotatably support the inner wall of the flange plate, so that the condition that the flange plate slides during tapping is avoided, the soft rubber layer arranged on the outer side of the arc-shaped supporting block prevents the inner wall of the flange plate from being scratched when the arc-shaped supporting block supports and fixes the inner wall of the flange plate, and the anti-skidding patterns arranged on the outer side of the soft rubber layer enable the anti-skidding effect to be better;
3. according to the tapping equipment for the threaded hole of the metal connecting piece, the plurality of rotating blocks are driven to rotate by the plurality of friction wheels, so that the limiting inserted rod is arranged to rotate and adjust the tapping positions of the circumferential through holes of the plurality of flange plates, the manual labor is reduced, the through holes in the circumferential positions of the flange plates are conveniently and quickly adjusted to the tapping positions, and the tapping time of the flange plates is shortened;
4. according to the tapping equipment for the threaded hole of the metal connecting piece, provided by the invention, the through holes in the circumferential position of the flange plate are simultaneously tapped through the plurality of screw taps, the tapping period is shortened, and the screw taps are prevented from being broken through forward and reverse rotation tapping.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention in its working state;
FIG. 2 is a cross-sectional view of the working state of the present invention;
FIG. 3 is a schematic perspective view of the fixing device of the present invention in an operating state;
FIG. 4 is a cross-sectional view (from right to left) of the working state of the fixing device of the present invention;
FIG. 5 is a cross-sectional view (from front to back) of the slide plate, upper cover and rotary mechanism of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 2 according to the present invention;
fig. 7 is an enlarged view of a portion of the invention from the direction of M of fig. 4.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 7.
A tapping device for a threaded hole of a metal connecting piece comprises a workbench 1, a moving device 2, a fixing device 3 and a tapping device 4, wherein the moving device 2 is installed at the upper end of the workbench 1, the fixing device 3 is installed in the middle of the upper end of the workbench 1 in a sliding fit mode, and the tapping device 4 is located above the fixing device 3; wherein:
the moving device 2 comprises a U-shaped mounting plate 21, an air pump 22, a lifting cylinder 23 and a moving cylinder 24, the U-shaped mounting plate 21 is installed on the left side of the upper end of the workbench 1 in a welding mode, the air pump 22 is installed on the left side of the upper end of the workbench 1 in a threaded connection mode, the lifting cylinder 23 is installed on the upper end of the inner side of the U-shaped mounting plate 21 in a threaded connection mode, the moving cylinder 24 is installed in the middle of the inner side of the workbench 1, the extending end of the moving cylinder 24 is connected with the fixing device 3, in the specific working process, a flange plate to be tapped is placed on the fixing device 3 manually, the fixing device 3 clamps and fixes the flange plate, after the flange plate is clamped and fixed, the extending end of the moving cylinder 24 is driven to move leftwards and rightwards through the air pump 22, the moving cylinder 24 drives the flange plate to move to the lower side of the tapping device, so that the tapping unit 4 taps the flange.
The fixing device 3 comprises a sliding plate 31, a connecting plate 32, a side plate 33, an upper cover 34, a rotating mechanism 35, a supporting mechanism 36, a locking mechanism 37 and a limiting mechanism 38, the connecting plate 32 is welded at the lower end of the sliding plate 31, the side plate 33 is welded at the upper end of the sliding plate 31, the upper cover 34 is installed at the upper end of the side plate 33 in a welding mode, the rotating mechanism 35 is installed between the upper cover 34 and the sliding plate 31, the supporting mechanism 36 is evenly installed at the rear end of the rotating mechanism 35 from left to right, the locking mechanism 37 is arranged at the lower end of the supporting mechanism 36, the limiting mechanism 38 is evenly installed at the front side of the upper end of the upper cover 34 from left to right, during specific work, a flange plate is manually placed on the upper cover 34, the supporting mechanism 36 is sleeved at the middle part of the flange plate, and, in the descending process of the locking mechanism 37, the supporting mechanism 36 is driven to descend, so that the supporting mechanism 36 supports and fixes the inner part of the flange plate, after the flange plate is fixed, the rotating mechanism 35 drives the locking mechanism 37 and the supporting mechanism 36 to rotate, so that the flange plate is driven to rotate, the limiting mechanism 38 adjusts the through hole in the circumferential position of the flange plate to the tapping position, the air pump 22 drives the movable cylinder 24 to extend out to move left and right, the movable cylinder 24 drives the sliding plate 31 to move to the lower end of the tapping device 4, and the tapping device 4 taps the through hole in the circumferential position of the flange plate.
The rotating mechanism 35 comprises a rotating motor 351, a driving pulley 352, a friction wheel 353, a driven pulley 354 and a belt 355, wherein the rotating motor 351 is installed at the right end of the sliding plate 31 through a motor installation plate, the driving pulley 352 is installed at the output end of the rotating motor 351, the friction wheel 353 is installed at the front side of the lower end of the upper cover 34 through a bearing, the driven pulley 354 is installed at the lower end of the friction wheel 353, the driven pulley 354 is connected with the driving pulley 352 through the belt 355, when the rotating mechanism works, after a flange plate is locked and fixed, the driving pulley 352 is rotated by the rotating motor 351, so that the driven pulley 354 rotates the friction wheel 353, so that the friction wheel 353 drives the locking mechanism 37 to rotate, the limiting mechanism 38 is inserted into the through hole at the circumferential position of the flange plate, thereby, the through holes in the circumferential position of the flange are adjusted to the tapping position, so that the tap 45 taps the through holes in the circumferential position of the flange.
The laminating of friction wheel 353 rear end is in rotatory piece 371 front end, and it is rotatory through friction wheel 353 for friction wheel 353 drives rotatory piece 371 rotatoryly because frictional force, thereby makes stop gear 38 adjust the through-hole of ring flange circumference position to the tapping position, and behind the through-hole on stop gear 38 inserted the ring flange, friction wheel 353 can not drive rotatory piece 371 rotatoryly because frictional force is little, thereby makes the tapping rigidity of ring flange circumference position through-hole.
The supporting mechanism 36 includes a mounting shaft 361, a supporting rod 362, arc-shaped supporting blocks 363, a return spring 364, a connecting rod 365 and a pull rod 366, the lower end of the mounting shaft 361 is mounted at the upper end of the sliding plate 31 through a bearing, the mounting shaft 361 is uniformly provided with the supporting rods 362 along the circumferential direction thereof, the supporting rods 362 are mounted on the mounting shaft 361 through hinges, the arc-shaped supporting blocks 363 are mounted at the outer sides of the supporting rods 362 through hinges, the upper end of the supporting rod 362 at the uppermost end is connected with the upper end of the mounting shaft 361 through the return spring 364, the return spring 364 plays roles of buffering, damping and return protection, the upper and lower supporting rods 362 are connected through the connecting rod 365, the lower end of the supporting rod 362 at the lowermost end is provided with the pull rod 366 through a hinge, during specific work, during feeding, the flange is pressed downwards to enable the locking mechanism 37, thereby make bracing piece 362 drive arc-shaped support piece 363 rotate downwards around installation axle 361, and then make arc-shaped support piece 363 support the ring flange inner wall fixedly, during the unloading, the manual work upwards extracts the ring flange for reset spring 364 drives bracing piece 362 and resets.
The outer side of the arc-shaped supporting block 363 is provided with a soft rubber layer, the outer side of the soft rubber layer is provided with anti-skidding lines, the soft rubber layer prevents the inner wall of the flange plate from being scratched when the arc-shaped supporting block 363 supports the inner wall of the fixed flange plate, and the anti-skidding lines arranged on the outer side of the soft rubber layer prevent the arc-shaped supporting block 363 from sliding during the tapping process of the flange plate when the inner wall of the fixed flange plate is.
The locking mechanism 37 comprises a rotating block 371, four clamping blocks 372, four clamping springs 373, a sliding block 374, four locking blocks 375, four locking rods 376 and four locking springs 377, the rotating block 371 is mounted in the middle of the upper cover 34 in a rotating fit mode, the clamping blocks 372 are uniformly mounted in the rotating block 371 in the circumferential direction in a sliding fit mode, the inner sides of the clamping blocks 372 are connected with the rotating block 371 through the clamping springs 373, the sliding block 374 is mounted at the lower end of the mounting shaft 361 in a sliding fit mode, the locking blocks 375 are uniformly mounted on the outer side of the sliding block 374 in the circumferential direction in a sliding fit mode, the locking rods 376 are mounted on the inner sides of the locking blocks 375 in a sliding fit mode, the locking rods 376 are mounted in the sliding block 374 in a sliding fit mode, the locking springs 377 are sleeved on the outer sides of the locking rods 376, when the locking mechanism works, the flange, make sliding block 374 drive bracing piece 362 rotation downwards, thereby it is fixed to support the ring flange inner wall, the ring flange inner wall supports fixed back, the manual work continues to press down the flange dish, it is inwards to make the ring flange lower extreme extrusion press from both sides tight piece 372 and latch segment 375, thereby it is fixed to make to press from both sides tight piece 372 and latch segment 375 to press from both sides the ring flange lower extreme clamp, and latch segment 375 to the inboard slip in-process, extrude the latch rod 376 through latch segment 375 and move to the inboard along sliding block 374, make the latch rod 376 insert in the installation axle 361, thereby it is fixed to lock bracing piece 362 holding position.
All be provided with the ring channel on rotatory piece 371 and the upper cover 34, evenly be provided with the ball through sliding fit's mode in the ring channel, the ball reduces the friction between rotatory piece 371 and the upper cover 34 to guarantee that the transmission is accurate goes on.
The installation axle 361 lower extreme evenly is provided with the card hole along its circumference, and the locking lever 376 inboard is in the card hole through sliding fit's mode joint, and the locking lever 376 joint is in the card hole to it is fixed with bracing piece 362 support position locking to make latch segment 375.
The limiting mechanism 38 comprises a fixing sleeve 381, a sliding rod 382, a compression spring 383, a limiting insertion rod 384 and a pressing plate 385, the fixing sleeve 381 is installed on the front side of the upper end of the upper cover 34 in a welding mode, the sliding rod 382 is installed in the middle of the fixing sleeve 381 in a sliding fit mode, the lower end of the sliding rod 382 is connected with the fixing sleeve 381 through the compression spring 383, the limiting insertion rod 384 is installed on the rear side of the upper end of the sliding rod 382 in a welding mode, the pressing plate 385 is installed on the upper end of the sliding rod 382 in a welding mode, in the specific work process, after the flange plate is locked and fixed, the friction wheel 353 is driven by the rotating motor 351 to rotate, so that the friction wheel 353 drives the flange plate to rotate, in the rotating process of the flange plate, the limiting insertion rod 384 is inserted into a through hole in the circumferential position of the flange, extrude the slide bar 382 through the screw tap 45 for the slide bar 382 extrudees compression spring 383 downwards, thereby guarantees that the tapping normally goes on, and after the tapping is accomplished, presses down the clamp plate 385 through the manual work, makes spacing inserted bar 384 break away from the ring flange, thereby takes off the ring flange after accomplishing the tapping and collects.
The tapping device 4 comprises a square frame 41, a working motor 42, a driving gear 43, four driven gears 44 and four screw taps 45, the square frame 41 is arranged at the extending end of the lifting cylinder 23 in a welding mode, the working motor 42 is arranged at the upper end of the inner side of the square frame 41 through a motor mounting plate, the driving gear 43 is arranged at the output end of the working motor 42 in a welding mode, the driven gears 44 are uniformly meshed with the driving gear 43 along the circumferential direction of the driving gear 43, the screw taps 45 are arranged at the lower end of the driven gear 44, the upper end of the screw taps 45 is arranged at the lower end of the square frame 41 through a bearing, in the specific working process, after the flange plate is adjusted to a tapping position, the extending end of the lifting cylinder 23 is driven to descend by the air pump 22, so that the lifting cylinder 23 drives the square frame 41 to descend, the driving gear 43 is driven by the working motor 42, and the air pump 22 drives the movable air cylinder 24 to extend to the left and right sides, so that the tap 45 taps the fixed flange plate on the upper cover 34 in sequence, and in the tapping process, the working motor 42 repeatedly rotates forwards and backwards, and the situation that the tap 45 is broken in the tapping process is avoided.
When in work:
s1, feeding: the supporting mechanism 36 is sleeved in the middle of the flange plate to be tapped manually, the flange plate is pressed downwards manually, the lower end of the flange plate extrudes the locking mechanism 37, so that the locking mechanism 37 locks and fixes the lower end of the flange plate, and the flange plate is continuously pressed downwards manually, so that the supporting rod 362 rotates to downwards support and fix the inner wall of the flange plate;
s2, adjusting the position of the through hole: after the feeding is finished, the rotating motor 351 drives the friction wheel 353 to rotate, so that the friction wheel 353 drives the flange plate to rotate, and in the rotating process of the flange plate, the limiting insertion rod 384 is inserted into the through hole in the circumferential position of the flange plate, so that the through hole in the circumferential position of the flange plate is adjusted to a tapping position;
s3, tapping: after the through hole position is adjusted, the air pump 22 drives the square frame 41 to descend, the working motor 42 drives the screw tap 45 to rotate, so that the screw tap 45 taps the through hole in the circumferential position of the flange plate, the air pump 22 drives the extending end of the moving cylinder 24 to move left and right, and the screw tap 45 taps the flange plate fixed on the upper cover 34 in sequence;
s4, blanking: after the tapping of the flange plate is completed, the flange plate is upwards pulled out through manual work, so that the flange plate after the tapping is completed is subjected to blanking collection.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a metal connecting piece screw hole tapping equipment, includes workstation (1), mobile device (2), fixing device (3) and chasing bar (4), its characterized in that: the tapping device is characterized in that a moving device (2) is installed at the upper end of the workbench (1), a fixing device (3) is installed in the middle of the upper end of the workbench (1) in a sliding fit mode, and the tapping device (4) is located above the fixing device (3); wherein:
the moving device (2) comprises a U-shaped mounting plate (21), an air pump (22), a lifting air cylinder (23) and a moving air cylinder (24), the U-shaped mounting plate (21) is mounted on the left side of the upper end of the workbench (1) in a welding mode, the air pump (22) is mounted on the left side of the upper end of the workbench (1) in a threaded connection mode, the lifting air cylinder (23) is mounted on the upper end of the inner side of the U-shaped mounting plate (21) in a threaded connection mode, the moving air cylinder (24) is mounted in the middle of the inner side of the workbench (1), and the extending end of the moving air cylinder (24) is;
the fixing device (3) comprises a sliding plate (31), a connecting plate (32), side plates (33), an upper cover (34), a rotating mechanism (35), a supporting mechanism (36), a locking mechanism (37) and a limiting mechanism (38), wherein the connecting plate (32) is welded at the lower end of the sliding plate (31), the side plates (33) are welded at the upper end of the sliding plate (31), the upper cover (34) is installed at the upper end of the side plates (33) in a welding mode, the rotating mechanism (35) is installed between the upper cover (34) and the sliding plate (31), the supporting mechanism (36) is evenly installed at the rear end of the rotating mechanism (35) from left to right, the locking mechanism (37) is arranged at the lower end of the supporting mechanism (36), and the limiting mechanism (38) is;
the rotating mechanism (35) comprises a rotating motor (351), a driving belt wheel (352), a friction wheel (353), a driven belt wheel (354) and a belt (355), the rotating motor (351) is installed at the right end of the sliding plate (31) through a motor installation plate, the driving belt wheel (352) is installed at the output end of the rotating motor (351), the friction wheel (353) is installed on the front side of the lower end of the upper cover (34) through a bearing, the driven belt wheel (354) is installed at the lower end of the friction wheel (353), and the driven belt wheel (354) is connected with the driving belt wheel (352) through the belt (355);
the supporting mechanism (36) comprises a mounting shaft (361), a supporting rod (362), an arc-shaped supporting block (363), a return spring (364), a connecting rod (365) and a pull rod (366), the lower end of the mounting shaft (361) is mounted at the upper end of the sliding plate (31) through a bearing, the mounting shaft (361) is uniformly provided with the supporting rod (362) along the circumferential direction of the mounting shaft, the supporting rod (362) is mounted on the mounting shaft (361) through a hinge, the arc-shaped supporting block (363) is mounted on the outer side of the supporting rod (362) through a hinge, the upper end of the supporting rod (362) at the uppermost end is connected with the upper end of the mounting shaft (361) through the return spring (364), the upper supporting rod (362) and the lower supporting rod (362); a sliding block (374) of the locking mechanism (37) pulls a pull rod (366) to support and lock the flange;
the locking mechanism (37) comprises a rotating block (371), four clamping blocks (372), four clamping springs (373), a sliding block (374), four locking blocks (375), four locking rods (376) and four locking springs (377), the rotating block (371) is mounted in the middle of the upper cover (34) in a rotating fit mode, the clamping block (372) is uniformly mounted in the rotating block (371) in a sliding fit mode along the circumferential direction of the rotating block, the inner side of the clamping block (372) is connected with the rotating block (371) through a clamping spring (373), the sliding block (374) is mounted at the lower end of the mounting shaft (361) in a sliding fit mode, the locking block (375) is uniformly mounted on the outer side of the sliding block (374) in a sliding fit mode along the circumferential direction of the sliding block, the locking rod (376) is mounted on the inner side of the locking block (375), and the locking rod (376) is mounted in the sliding block (374); a locking spring (377) is sleeved on the outer side of the locking rod (376);
the tapping device (4) comprises a clip frame (41), a working motor (42), a driving gear (43), four driven gears (44) and four screw taps (45), the clip frame (41) is installed at the extending end of the lifting cylinder (23) in a welding mode, the working motor (42) is installed at the upper end of the inner side of the clip frame (41) through a motor installation plate, the driving gear (43) is installed at the output end of the working motor (42) in a welding mode, the driven gears (44) are evenly meshed with the driving gear (43) along the circumferential direction of the driving gear (43), the screw taps (45) are installed at the lower end of the driven gear (44), and the upper end of the screw taps (45) is installed at the lower end;
the rear end of the friction wheel (353) is attached to the front end of the rotating block (371).
2. The metal connecting piece threaded hole tapping apparatus according to claim 1, wherein: and a soft rubber layer is arranged on the outer side of the arc-shaped supporting block (363), and anti-skid grains are arranged on the outer side of the soft rubber layer.
3. The metal connecting piece threaded hole tapping apparatus according to claim 1, wherein: the rotating block (371) and the upper cover (34) are both provided with annular grooves, and balls are uniformly arranged in the annular grooves in a sliding fit mode.
4. The metal connecting piece threaded hole tapping apparatus according to claim 1, wherein: the lower end of the mounting shaft (361) is uniformly provided with clamping holes along the circumferential direction, and the inner side of the locking rod (376) is clamped in the clamping holes in a sliding fit mode.
5. The metal connecting piece threaded hole tapping apparatus according to claim 1, wherein: stop gear (38) are including fixed cover (381), slide bar (382), compression spring (383), spacing inserted bar (384) and clamp plate (385), fixed cover (381) is installed at upper cover (34) upper end front side through the welded mode, slide bar (382) are installed through sliding fit mode in fixed cover (381) middle part, slide bar (382) lower extreme links to each other with fixed cover (381) through compression spring (383), spacing inserted bar (384) are installed through the welded mode to slide bar (382) upper end rear side, clamp plate (385) are installed through the welded mode in slide bar (382) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010354993.8A CN111515477B (en) | 2020-04-29 | 2020-04-29 | Tapping equipment for threaded hole of metal connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010354993.8A CN111515477B (en) | 2020-04-29 | 2020-04-29 | Tapping equipment for threaded hole of metal connecting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111515477A CN111515477A (en) | 2020-08-11 |
| CN111515477B true CN111515477B (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010354993.8A Expired - Fee Related CN111515477B (en) | 2020-04-29 | 2020-04-29 | Tapping equipment for threaded hole of metal connecting piece |
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| Country | Link |
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| CN (1) | CN111515477B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113953767B (en) * | 2021-11-05 | 2022-11-01 | 江苏浙瓯法兰有限公司 | Stainless steel flange suitable for low-temperature working condition and production process and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101204687B1 (en) * | 2010-02-01 | 2012-11-26 | 정종필 | Electric discharge machining apparatus for a nut |
| JP5741601B2 (en) * | 2013-01-28 | 2015-07-01 | 株式会社デンソー | Manufacturing method of screw fastening parts |
| CN207026648U (en) * | 2017-04-11 | 2018-02-23 | 青岛胜汇塑胶有限公司 | A kind of tapping unit for air-conditioning press supporting plate |
| CN209050137U (en) * | 2018-11-28 | 2019-07-02 | 株洲市紫金科技有限公司 | A kind of drilling machine with double drill bits |
| CN209140010U (en) * | 2018-12-13 | 2019-07-23 | 平湖市日炙机械制造有限公司 | A kind of tapping machine of hub plate |
| CN210172588U (en) * | 2019-06-12 | 2020-03-24 | 安徽裕成机电有限公司 | Automobile diaphragm spring machining tool |
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