CN112276482B

CN112276482B - Connecting screw machining equipment and machining method

Info

Publication number: CN112276482B
Application number: CN202011033358.6A
Authority: CN
Inventors: 李元州
Original assignee: Yuyao Zhenzhou Industry Trade Co ltd
Current assignee: Yuyao Zhenzhou Industry Trade Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2022-11-15
Anticipated expiration: 2040-09-27
Also published as: CN112276482A

Abstract

The utility model relates to a connecting screw processing equipment and processing method, relate to the field of machining, the problem of obtaining the work piece through cutting equipment cutting unloading earlier, remove the work piece manual work to the artifical material loading drilling processing of drilling station department again, shift the work piece and wasted time, lead to the machining efficiency of connecting screw to be low is solved, which comprises a frame, slide and connect the first drilling mechanism in the frame, still including locating the unloading mechanism in the frame, order about the blank and remove to the feed mechanism of unloading mechanism and remove the work piece from the unloading mechanism to the transfer mechanism of first drilling mechanism. This application has the effect that has improved connecting screw's machining efficiency.

Description

Connecting screw machining equipment and method

Technical Field

The application relates to the field of machining, in particular to connecting screw machining equipment and a connecting screw machining method.

Background

As shown in fig. 1 and 2, a connecting screw comprises a nail plate 11, a first nail post 12 integrally arranged at one end of the nail plate 11 and a second nail post 13 integrally arranged at one end of the first nail post 12 far away from the nail plate 11, wherein the nail plate is concentrically arranged with the first nail post 12 and the second nail post 13, two ring grooves 121 are formed in the outer side wall of the first nail post 12, and four through holes 122 uniformly arranged along the circumferential direction are formed in the bottom of the ring groove 121.

When the connecting screw is processed, firstly, cutting and blanking are carried out through cutting equipment to obtain a blank, then, the blank is moved to a drilling station for manual blanking to process a thimble hole, then, the blank is moved to a turning station for manual loading and cutting, and finally, the blank is moved to a drilling station for manual loading to process a through hole.

In view of the above related technologies, the inventor thinks that a workpiece is obtained by cutting and blanking through cutting equipment, and then the workpiece is manually moved to a drilling station for manual feeding and drilling, which wastes time for transferring the workpiece, resulting in low machining efficiency of the connecting screw, and there is still room for improvement.

Disclosure of Invention

In order to improve the machining efficiency of the connecting screw, the application provides a connecting screw machining device and a connecting screw machining method.

First aspect, this application provides a connecting screw processing equipment, adopts following technical scheme:

the utility model provides a connecting screw processing equipment, includes the frame, slides and connects the first drilling mechanism in the frame, still including locating the unloading mechanism in the frame, order about the blank and remove the feed mechanism to unloading mechanism and remove the transfer mechanism to first drilling mechanism with the work piece from unloading mechanism.

By adopting the technical scheme, the workpiece can be directly moved to the drilling mechanism for drilling machining through the transfer mechanism after being discharged, the workpiece and the manual feeding are not needed to be moved manually, the time waste in the workpiece machining process is reduced, the machining efficiency of the connecting screw is improved, and the labor intensity of discharging the connecting screw to the drilling process is reduced.

Optionally, the feeding mechanism includes a first clamping cylinder arranged on the upper side of the frame for clamping the blank and a feeding cylinder fixed on the frame for driving the blank clamped by the first clamping cylinder to move to the blanking mechanism.

By adopting the technical scheme, automatic feeding of the blank is realized, manual feeding is not needed, the automation of blank feeding is improved, and the labor intensity during blank feeding is reduced.

Optionally, the blanking mechanism includes a supporting plate fixed on the frame, a blanking frame fixed on one side of the supporting plate, a cutting disc rotatably connected to the blanking frame, a blanking motor fixed on the blanking frame and used for driving the cutting disc to rotate, and a linear motor fixed on one side of the supporting plate and used for driving the blanking frame to lift, and a penetrating hole for the blank to penetrate is formed in the supporting plate.

By adopting the technical scheme, the linear motor drives the blanking frame to descend, and the blanking motor drives the cutting to rotate so as to cut and blank passing through the through holes, thereby realizing the automatic blanking of the blank.

Optionally, the transfer mechanism comprises an index plate rotatably connected to the frame and at least one transfer cylinder disposed at a position close to the edge of the index plate to clamp the workpiece.

By adopting the technical scheme, the workpiece is directly moved to the first drilling mechanism for drilling after blanking without manually moving the workpiece and manually feeding, so that the time waste in the workpiece machining process is reduced, and the machining efficiency of the connecting screw is improved.

Optionally, the transfer mechanism further comprises a turning mechanism which is arranged on the rack and is arranged at the outer edge of the dividing plate, the first rotary cylinders which are connected to the dividing plate in a sliding mode and are in one-to-one correspondence with the transfer cylinders to drive the transfer cylinders to rotate, and the drive cylinders which are fixed on the dividing plate and are in one-to-one correspondence with the transfer cylinders to drive the transfer cylinders to move in the direction far away from the circle center of the dividing plate.

Through adopting above-mentioned technical scheme, the graduated disk rotates and carries the work piece to turning mechanism corresponding position department, and first revolving cylinder is rotatory 90, makes the axis of work piece and the axis of two thimbles of turning mechanism be parallel to each other, orders about the cylinder and orders about the work piece and removes to between two thimbles of turning mechanism to make things convenient for turning mechanism to carry out lathe work to the work piece, and need not manual intervention, reduced the intensity of labour that the work piece was processed man-hour, realized the automation of work piece processing, improved the efficiency of work piece processing.

Optionally, still including locating second drilling mechanism and the grinding mechanism in the frame, the graduated disk orders about the shift cylinder when rotating and passes through unloading mechanism, first drilling mechanism, turning mechanism, second drilling mechanism and grinding mechanism in proper order, still be equipped with the tilting mechanism that corresponds with second drilling mechanism in the frame, tilting mechanism orders about the second revolving cylinder that the work piece rotation is vertical setting including locating the second centre gripping cylinder of the work piece on the frame upside with centre gripping shift cylinder and being fixed in the frame.

Through adopting above-mentioned technical scheme, the work piece on the second centre gripping cylinder can the centre gripping shift cylinder, and later the second revolving cylinder can order about second centre gripping cylinder and work piece rotation 90, makes the work piece be vertical setting to make things convenient for second drilling mechanism to process the through-hole on the work piece, and need not artifical pole, reduced the intensity of labour that the work piece was processed man-hour, realized the automation of work piece processing, improved the efficiency of work piece processing.

Optionally, still including locating the discharge mechanism in the frame, the graduated disk orders about the shift cylinder when rotating and passes through unloading mechanism, first drilling mechanism, turning mechanism, second drilling mechanism, grinding mechanism and discharge mechanism in proper order, discharge mechanism is including locating the collecting box in the frame, be fixed in the frame and locate the collecting box and keep away from the fixed plate of graduated disk one side, be fixed in on the fixed plate and the piston rod towards the discharge cylinder of graduated disk setting and be fixed in on the piston rod of discharge cylinder with the sucking disc that adsorbs the work piece on the shift cylinder.

By adopting the technical scheme, automatic blanking after the workpiece is processed is realized, manual intervention is not needed, and the labor intensity during processing of the connecting screw is reduced.

In a second aspect, the present application provides a method for processing a connection screw, which adopts the following technical scheme:

a connecting screw machining method comprises the following steps:

s1, feeding, wherein a first clamping cylinder clamps a blank, and a piston rod of a feeding cylinder extends out to convey the blank to pass through a through hole of a supporting plate;

s2, blanking, wherein the transfer cylinder clamps the blank extending out of the support plate towards the dividing plate, the linear motor drives the blanking frame to descend, and the blanking motor drives the cutting plate to rotate to cut and blank;

s3, drilling and machining the thimble holes, conveying the transfer cylinder to a first drilling mechanism by rotating the dividing plate, and drilling and machining the thimble holes at two ends of the workpiece by the first drilling mechanism;

s4, turning the workpiece, wherein the transfer cylinder is conveyed to a turning mechanism by the rotation of the dividing plate, and the turning mechanism turns the workpiece to machine a nail plate, a first nail column, a second nail column and an annular groove;

s5, drilling a through hole, conveying the transfer cylinder to a second drilling mechanism by rotating the dividing plate, and drilling the through hole on the workpiece by the second drilling mechanism;

s6, grinding the workpiece, wherein the index plate rotates to convey the transfer cylinder to a grinding mechanism, and the grinding mechanism finely grinds the surface of the workpiece;

s7, discharging the workpiece, wherein the indexing disc rotates to convey the transfer cylinder to a discharging mechanism, and the discharging mechanism drives the workpiece to discharge and collect.

By adopting the technical scheme, after the workpiece is discharged, the workpiece can be directly and sequentially moved to the first drilling and cutting mechanism, the turning mechanism, the second drilling and cutting mechanism and the grinding mechanism through the transfer mechanism for processing, and the workpiece does not need to be manually moved and manually fed, so that the time waste in the workpiece processing process is reduced, and the processing efficiency of the connecting screw is improved; and automatic blanking of the workpiece is realized, and the labor intensity of processing the connecting screw is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the waste of time in the process of processing the workpiece is reduced, and the processing efficiency of the connecting screw is improved;

2. automatic blanking after the workpiece is machined is achieved, manual intervention is not needed, and labor intensity during machining of the connecting screw is reduced.

Drawings

Fig. 1 is a side view of a coupling screw in the related art.

Fig. 2 isbase:Sub>A sectional view taken along the linebase:Sub>A-base:Sub>A in fig. 1.

Fig. 3 is a schematic structural diagram of a connection screw processing apparatus according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a feeding mechanism according to an embodiment of the present application.

Fig. 5 is an exploded view of the first clamping cylinder and the first clamping jaw according to the embodiment of the present application.

Fig. 6 is an exploded view of two first clamping jaws according to an embodiment of the application.

Fig. 7 is a schematic structural diagram of the blanking mechanism and the transfer mechanism according to the embodiment of the present application.

Fig. 8 is a schematic structural diagram of a transfer mechanism according to an embodiment of the present application.

Fig. 9 is a schematic structural diagram of a turnover mechanism according to an embodiment of the present application.

Fig. 10 is a schematic structural diagram of a discharging mechanism according to an embodiment of the present application.

Description of reference numerals: 11. a nail plate; 12. a first nail post; 13. a second stud; 121. a ring groove; 122. a through hole; 21. a frame; 211. a fixed mount; 212. a vertical plate; 22. a first drilling mechanism; 23. a blanking mechanism; 231. a support plate; 2311. perforating holes; 232. a blanking frame; 233. cutting the disc; 234. a blanking motor; 235. a linear motor; 24. a feeding mechanism; 241. a first clamping cylinder; 242. a feeding cylinder; 243. a first gripper jaw; 2431. a clamping plate; 2432. a clamping groove; 2433. a guide surface; 25. a transfer mechanism; 251. an index plate; 2511. a substrate; 252. a transfer cylinder; 253. a first rotary cylinder; 254. driving the cylinder; 255. a second gripper jaw; 256. a slider; 257. a slide rail; 26. a turning mechanism; 27. a second drilling mechanism; 28. a grinding mechanism; 29. a turnover mechanism; 291. a second clamping cylinder; 292. a second rotary cylinder; 30. a discharging mechanism; 301. a material collecting box; 302. a fixing plate; 303. a discharging cylinder; 304. a suction cup; 305. a vertical plate.

Detailed Description

The present application is described in further detail below with reference to figures 3-10.

The embodiment of the application discloses a connecting screw processing device. Referring to fig. 3, the connecting screw processing device includes a frame 21, a blanking mechanism 23, a feeding mechanism 24, a transferring mechanism 25, a first drilling mechanism 22, a turning mechanism 26, a second drilling mechanism 27, a grinding mechanism 28, and a discharging mechanism 30; the feeding mechanism 24 is arranged on the frame 21, and the feeding mechanism 24 is used for driving the blank to move towards the direction close to the blanking mechanism 23 for feeding; the blanking mechanism 23 is arranged on the frame 21, the blanking mechanism 23 is used for cutting blanks for blanking, the transfer mechanism 25 is arranged on the frame 21, and the transfer mechanism 25 is used for driving workpieces obtained by blanking to sequentially pass through the first drilling mechanism 22, the turning mechanism 26, the second drilling mechanism 27, the grinding mechanism 28 and the discharging mechanism 30 for processing.

The first drilling mechanism 22 and the second drilling mechanism 27 are both drilling machines, the turning mechanism 26 is a lathe, the grinding mechanism 28 is a grinding machine, and the first drilling mechanism 22, the turning mechanism 26, the second drilling mechanism 27 and the grinding mechanism 28 are all common knowledge in the art and are not described herein again.

Referring to fig. 3 and 4, the feeding mechanism 24 includes a first clamping cylinder 241 and a feeding cylinder 242; a fixing frame 211 is fixed on the frame 21, the fixing frame 211 is arranged on one side of the blanking mechanism 23 far away from the transfer mechanism 25, the feeding cylinder 242 is fixed on the fixing frame 211, a piston rod of the feeding cylinder 242 penetrates through the fixing frame 211 and is arranged towards the blanking mechanism 23, a first clamping cylinder 241 is fixed on the piston rod of the feeding cylinder 242, and the first clamping cylinder 241 is a pneumatic finger.

Referring to fig. 4 and 5, the feeding mechanism 24 further includes two first clamping claws 243, and the two first clamping claws 243 are fixed to the two clamping jaws of the first clamping cylinder 241 in a one-to-one correspondence manner.

Referring to fig. 5 and 6, at least one clamping plate 2431 is integrally formed on opposite sidewalls of the two first clamping jaws 243, where preferably two clamping plates 2431 are formed on one first clamping jaw 243, and the clamping plates 2431 on the two first clamping jaws 243 are arranged in a staggered manner so as to facilitate the two first clamping jaws 243 to cooperate with each other to clamp the blank; the clamping plate 2431 has a clamping groove 2432 with an opening facing the side away from the first clamping jaw 243, and the opening of the clamping groove 2432 has a guiding surface 2433 to guide the first clamping jaw 243 to clamp on the blank.

Referring to fig. 3 and 7, the blanking mechanism 23 includes a support plate 231, a blanking frame 232, a cutting disc 233, a blanking motor 234, and a linear motor 235; the supporting plate 231 is fixed on the frame 21, the supporting plate 231 is located near the dividing plate 251, a through hole 2311 is formed in the supporting plate 231, the through hole 2311 is used for a blank to penetrate, the linear motor 235 is fixed on one side, away from the feeding mechanism 24, of the supporting plate 231, the linear motor 235 is located right above the through hole 2311, the blanking frame 232 is fixed on the output end of the linear motor 235, the linear motor 235 is used for driving the blanking frame 232 to ascend and descend, the blanking motor 234 is fixed on one side, away from the supporting plate 231, of the blanking frame 232, the output shaft of the blanking motor 234 penetrates through the blanking frame 232 and is arranged towards the supporting plate 231, the cutting disc 233 is arranged on one side, close to the supporting plate 231, of the blanking frame 232, the cutting disc 233 is fixed on the output shaft of the blanking motor 234, and the cutting disc 233 rotates under the driving of the blanking motor 234 to cut and blank penetrating through the through hole 2311.

In one embodiment, the blanking mechanism 23 may also be a laser cutter.

The transfer mechanism 25 includes an index plate 251, a transfer cylinder 252, a first rotary cylinder 253, and an actuating cylinder 254; the dividing plate 251 is rotatably connected to the frame 21, the transfer cylinders 252, the first rotary cylinders 253 and the actuating cylinders 254 are in one-to-one correspondence, and the number of the transfer cylinders 252, the number of the first rotary cylinders 253 and the number of the actuating cylinders 254 are at least one, the transfer cylinders 252, the first rotary cylinders 253 and the actuating cylinders 254 are all six, the transfer cylinders 252, the first rotary cylinders 253 and the actuating cylinders 254 are all uniformly distributed along the circumferential direction of the dividing plate 251, the first rotary cylinders 253 are connected to the dividing plate 251 in a sliding manner along the radial direction of the dividing plate 251, the first rotary cylinders 253 are arranged at the outer edge of the dividing plate 251, base plates 2511 are fixed on the dividing plate 251, the base plates 2511 are located on one sides of the first rotary cylinders 253 close to the axis of the dividing plate 251, the actuating cylinders 254 are fixed on one sides of the base plates 2511 away from the first rotary cylinders 253, piston rods of the actuating cylinders 254 penetrate through the base plates 2511 and are arranged towards the first rotary cylinders 253, and piston rods of the actuating cylinders 254 are fixedly connected with the first rotary cylinders 253 so as to actuate the first rotary cylinders 253 to enable the first rotary cylinders 253 to be close to or away from the axis of the dividing plate 251 along the radial direction of the dividing plate 251; the transfer cylinder 252 is fixed on a piston rod of the first rotary cylinder 253, the transfer cylinder 252 is a pneumatic finger, two clamping jaws of the transfer cylinder 252 are turned over towards two sides when being opened, two second clamping jaws 255 are fixed on the two clamping jaws of the transfer cylinder 252, the structure of the second clamping jaws 255 is the same as that of the first clamping jaw 243, and clamping grooves 2432 of the second clamping jaws 255 are concentrically arranged with the through holes 2311.

Referring to fig. 3 and 8, a slide rail 257 is fixed on the upper side of the indexing disk 251, and a slide block 256 is fixed on the lower side of the first rotary cylinder 253, and the slide block 256 is slidably connected to the slide rail 257 to guide the first rotary cylinder 253 to slide in the radial direction of the indexing disk 251.

The blanking mechanism 23, the first drilling mechanism 22, the turning mechanism 26, the second drilling mechanism 27, the grinding mechanism 28 and the discharging mechanism 30 are uniformly distributed along the circumferential direction of the dividing plate 251; the drilling sword of first drilling mechanism 22 radially sets up along graduated disk 251, first drilling mechanism 22 is used for giving work piece drilling centre hole, graduated disk 251 rotates and removes the position that first drilling mechanism 22 corresponds with the work piece, the drilling sword of first drilling mechanism 22 this moment is concentric setting with the work piece, first drilling mechanism 22 is earlier to the one end processing centre hole of work piece, first revolving cylinder 253 is rotatory 180, then first drilling mechanism 22 is again to the other end processing centre hole of work piece.

When the index plate 251 rotates to move the workpiece to a position corresponding to the turning mechanism 26, the first rotary cylinder 253 rotates by 90 degrees, at this time, the axis of the workpiece is parallel to the axes of the two ejector pins of the turning mechanism 26, the piston rod of the actuating cylinder 254 extends out to convey the workpiece to a position between the two ejector pins of the turning mechanism 26, the two ejector pins of the turning mechanism 26 are clamped and fixed to the workpiece, the clamping jaw of the transfer cylinder 252 is turned over and opened towards two sides, the piston rod of the actuating cylinder 254 is contracted to actuate the first rotary cylinder 253 and the transfer cylinder 252 to reset, the turning mechanism 26 cuts and processes the workpiece, and the nail plate 11, the first nail column 12, the second nail column 13 and the two annular grooves 121 are processed.

Referring to fig. 3 and 9, the second drilling mechanism 27 is used for processing a through hole 122 of a workpiece, the frame 21 is provided with a turnover mechanism 29, the turnover mechanism 29 is disposed adjacent to the second drilling mechanism 27, and the turnover mechanism 29 includes a second clamping cylinder 291 and a second rotating cylinder 292; a vertical plate 212 is fixed on the frame 21, a second rotary cylinder 292 is fixed on one side of the vertical plate 212 close to the transfer cylinder 252, a second clamping cylinder 291 is fixed on a piston rod of the second rotary cylinder 292, the second clamping cylinder 291 is a pneumatic finger, the second clamping cylinder 291 is used for clamping a workpiece on the transfer cylinder 252, and the second rotary cylinder 292 is used for driving the second clamping cylinder 291 to overturn 90 degrees together with the workpiece, so that the workpiece is vertically arranged, and the second drilling mechanism 27 can conveniently process the through hole 122; when the index plate 251 rotates to move the workpiece to a position corresponding to the second drilling mechanism 27, the second clamping cylinder 291 is located on the upper side of the transfer cylinder 252, the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees, so that the two clamping jaws of the second clamping cylinder 291 are located on two sides of the workpiece respectively, the two clamping jaws of the second clamping cylinder 291 are close to each other to clamp the workpiece, the two clamping jaws of the transfer cylinder 252 are turned over and opened towards two sides, the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees for resetting, at this time, the workpiece is vertically arranged, and the second drilling mechanism 27 processes the through hole 122.

When the index plate 251 rotates to move the workpiece to a position corresponding to the grinding mechanism 28, the first rotary air cylinder 253 rotates by 90 degrees, at the moment, the axis of the workpiece is parallel to the axes of the two ejector pins of the grinding mechanism 28, the piston rod of the actuating air cylinder 254 extends out to convey the workpiece to a position between the two ejector pins of the grinding mechanism 28, the two ejector pins of the grinding mechanism 28 are clamped and fixed relative to the workpiece, the clamping jaw of the transfer air cylinder 252 is turned over and opened towards two sides, the piston rod of the actuating air cylinder 254 is contracted to actuate the first rotary air cylinder 253 and the transfer air cylinder 252 to reset, and the grinding mechanism 28 grinds the workpiece.

Referring to fig. 3 and 10, the discharging mechanism 30 includes a material collecting box 301, a fixing plate 302, a discharging cylinder 303 and a suction cup 304; the material collecting box 301 is placed near the dividing disc 251 on the rack 21, the fixing plate 302 is fixed on the rack 21, the fixing plate 302 is positioned on one side, away from the dividing disc 251, of the material collecting box 301, the fixing plate 302 is vertically arranged, the discharging cylinder 303 is fixed on one side, away from the material collecting box 301, of the fixing plate 302, a piston rod of the discharging cylinder 303 penetrates through the fixing plate 302, a piston rod of the discharging cylinder 303 is arranged in the radial direction of the dividing disc 251 and is arranged towards the axis of the dividing disc 251, a vertical plate 305 is fixed on the piston rod of the discharging cylinder 303, a sucking disc 304 is fixed on the vertical plate 305, and the sucking disc 304 and a workpiece are positioned at the same horizontal height; when the index plate 251 rotates to move the workpiece to the position corresponding to the discharging mechanism 30, the piston rod of the discharging cylinder 303 extends out to drive the sucking disc 304 to abut against the workpiece, the sucking disc 304 adsorbs the workpiece, the clamping of the transferring cylinder 252 is opened to two sides, the piston rod of the discharging cylinder 303 contracts to move the workpiece to the position right above the aggregate box 301, the sucking disc 304 loosens the workpiece, and the workpiece drops into the aggregate box 301 for aggregation.

The implementation principle of the connection screw processing equipment in the embodiment of the application is as follows: the first clamping cylinder 241 clamps a blank, a piston rod of the feeding cylinder 242 extends out to convey the blank to pass through a through hole 2311 of the supporting plate 231, the transfer cylinder 252 clamps the blank extending out of the through hole 2311 towards the dividing disc 251, the linear motor 235 drives the blanking frame 232 to descend, the blanking motor 234 drives the cutting disc 233 to rotate to cut and blank the blank to obtain a workpiece, the dividing disc 251 rotates 60 degrees to convey the transfer cylinder 252 and the workpiece to the first drilling mechanism 22, and the first drilling mechanism 22 drills out top pinhole holes at two ends of the workpiece; the index plate 251 rotates by 60 degrees again to move the workpiece from the first drilling mechanism 22 to the turning mechanism 26, the first rotary cylinder 253 rotates by 90 degrees, at this time, the axis of the workpiece is parallel to the axes of the two ejector pins of the turning mechanism 26, the piston rod of the cylinder 254 is driven to extend out to convey the workpiece to between the two ejector pins of the turning mechanism 26, the two ejector pins of the turning mechanism 26 are clamped against the workpiece, the clamping jaw of the transfer cylinder 252 is turned over and opened towards two sides, the piston rod of the cylinder 254 is driven to contract to drive the first rotary cylinder 253 and the transfer cylinder 252 to reset, the turning mechanism 26 cuts and processes the workpiece to machine the workpiece, the nail plate 11, the first nail column 12, the second nail column 13 and the two annular grooves 121, then the piston rod of the cylinder 254 is driven to extend out to drive the transfer cylinder 252 to move to the position right below the workpiece, the clamping jaw of the transfer cylinder 252 clamps the workpiece, the two ejector pins of the turning mechanism 26 loosen the workpiece, and the piston rod of the cylinder 254 is driven to contract to drive the transfer cylinder 252 and reset; the index plate 251 rotates 60 degrees again to move the workpiece from the turning mechanism 26 to a second mechanism, the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees, so that two clamping jaws of the second clamping cylinder 291 are respectively positioned at two sides of the workpiece, the two clamping jaws of the second clamping cylinder 291 are close to each other to clamp the workpiece, the two clamping jaws of the transfer cylinder 252 are turned over and opened towards two sides, the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees to reset, the workpiece is vertically arranged at the moment, the second drilling mechanism 27 is used for machining a through hole 122, then the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees to move the workpiece to the position right above the transfer cylinder 252, and the two clamping jaws of the transfer cylinder 252 clamp the workpiece; the index plate 251 rotates 60 degrees again, the workpiece is moved to the grinding mechanism 28 from the second drilling mechanism 27, the first rotary air cylinder 253 rotates 90 degrees, at the moment, the axis of the workpiece is parallel to the axes of the two ejector pins of the grinding mechanism 28, the piston rod of the actuating air cylinder 254 extends out to convey the workpiece to a position between the two ejector pins of the grinding mechanism 28, the two ejector pins of the grinding mechanism 28 are clamped and fixed relative to the workpiece, the clamping jaw of the transfer air cylinder 252 is turned over and opened towards two sides, the piston rod of the actuating air cylinder 254 is contracted to drive the first rotary air cylinder 253 and the transfer air cylinder 252 to reset, the grinding mechanism 28 carries out finish grinding on the workpiece, then the piston rod of the actuating air cylinder 254 extends out to drive the transfer air cylinder 252 to move to the position right below the workpiece, the clamping jaw of the transfer air cylinder 252 clamps the workpiece, the two ejector pins of the workpiece is loosened by the grinding mechanism 28, and the piston rod of the actuating air cylinder 254 is contracted to drive the transfer air cylinder 252 and reset relative to the workpiece; index plate 251 rotates 60 again, removes the work piece to discharge mechanism 30 from grinding mechanism 28, and discharge cylinder 303's piston rod stretches out, orders about sucking disc 304 and work piece butt, and sucking disc 304 adsorbs the work piece, and the centre gripping of transfer cylinder 252 is opened to both sides, and discharge cylinder 303's piston rod shrink moves the work piece to the collection box 301 directly over, and sucking disc 304 loosens the work piece, and the work piece drops in the collection box 301 and gathers materials.

The embodiment of the application further discloses a method for machining the connecting screw. The connecting screw machining method comprises the following steps:

s1, feeding, wherein the first clamping cylinder 241 clamps the blank, and the piston rod of the feeding cylinder 242 extends out to convey the blank to pass through the through hole 2311 of the supporting plate 231 to extend out.

S2, blanking, wherein the transfer cylinder 252 clamps the blank extending out of the through hole 2311 towards the dividing plate 251, the linear motor 235 drives the blanking frame 232 to descend, and the blanking motor 234 drives the cutting plate 233 to rotate to cut and blank the blank to obtain a workpiece.

S3, drilling a top pinhole, conveying the transfer cylinder 252 and the workpiece to the first drilling mechanism 22 by rotating the dividing plate 251 for 60 degrees, drilling one end of the workpiece by the first drilling mechanism 22, driving the workpiece to rotate by 180 degrees by the rotating cylinder, and drilling the other end of the workpiece by the first drilling mechanism 22.

S4, turning the workpiece, rotating the index plate 251 by 60 degrees again to move the workpiece from the first drilling mechanism 22 to the turning mechanism 26, rotating the first rotary cylinder 253 by 90 degrees, wherein the axis of the workpiece is parallel to the axes of the two ejector pins of the turning mechanism 26 at the moment, driving the piston rod of the cylinder 254 to extend out to convey the workpiece to a position between the two ejector pins of the turning mechanism 26, clamping the two ejector pins of the turning mechanism 26 against the workpiece, turning the clamping jaw of the transfer cylinder 252 to open towards two sides, driving the piston rod of the cylinder 254 to contract to drive the first rotary cylinder 253 and the transfer cylinder 252 to reset, cutting the workpiece by the turning mechanism 26, machining the nail plate 11, the first nail column 12, the second nail column 13 and the two annular grooves 121, then driving the piston rod of the cylinder 254 to extend out of the transfer cylinder 252 to move to the position right below the workpiece, clamping jaw of the transfer cylinder 252 to clamp the workpiece, loosening the two ejector pins of the turning mechanism 26, and driving the piston rod of the cylinder 254 to contract to drive the transfer cylinder 252 and reset the workpiece.

S5, the through hole 122 is drilled and machined, the dividing plate 251 rotates 60 degrees again to move the workpiece to the second mechanism from the turning mechanism 26, the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees, two clamping jaws of the second clamping cylinder 291 are located on two sides of the workpiece respectively, the two clamping jaws of the second clamping cylinder 291 are close to each other to clamp the workpiece, the two clamping jaws of the transfer cylinder 252 are turned over and opened towards two sides, the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees to reset, the workpiece is vertically arranged at the moment, the through hole 122 is machined by the second drilling mechanism 27, then the second rotary cylinder 292 drives the second clamping cylinder 291 to rotate 90 degrees to move the workpiece to the position right above the transfer cylinder 252, and the two clamping jaws of the transfer cylinder 252 clamp the workpiece.

S6, grinding the workpiece, rotating the index plate 251 by 60 degrees again, moving the workpiece from the second drilling mechanism 27 to the grinding mechanism 28, rotating the first rotary cylinder 253 by 90 degrees, wherein the axis of the workpiece is parallel to the axes of the two ejector pins of the grinding mechanism 28, driving the piston rod of the cylinder 254 to extend out to convey the workpiece to a position between the two ejector pins of the grinding mechanism 28, clamping and fixing the two ejector pins of the grinding mechanism 28 to the workpiece, turning the clamping jaw of the transfer cylinder 252 to two sides and opening, driving the piston rod of the cylinder 254 to contract to drive the first rotary cylinder 253 and the transfer cylinder 252 to reset, finely grinding the workpiece by the grinding mechanism 28, then driving the piston rod of the cylinder 254 to extend out to drive the transfer cylinder 252 to move to the position under the workpiece, clamping jaw of the transfer cylinder 252 to clamp the workpiece, loosening the workpiece by the two ejector pins of the grinding mechanism 28, and driving the piston rod of the cylinder 254 to contract to drive the transfer cylinder 252 and the workpiece to reset.

S7, discharging the workpiece, rotating the dividing disc 251 for 60 degrees, moving the workpiece to the discharging mechanism 30 from the grinding mechanism 28, extending a piston rod of the discharging cylinder 303 to drive the suction disc 304 to abut against the workpiece, enabling the suction disc 304 to adsorb the workpiece, opening the clamping of the transfer cylinder 252 to two sides, enabling the piston rod of the discharging cylinder 303 to contract to move the workpiece to be right above the aggregate box 301, loosening the workpiece by the suction disc 304, and enabling the workpiece to fall into the aggregate box 301 for aggregation.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a connecting screw processing equipment, includes frame (21), slides and connects first drilling mechanism (22) on frame (21), its characterized in that: the drilling machine further comprises a blanking mechanism (23) arranged on the rack (21), a feeding mechanism (24) driving the blank to move to the blanking mechanism (23), and a transfer mechanism (25) moving the workpiece from the blanking mechanism (23) to the first drilling mechanism (22);

the feeding mechanism (24) comprises a first clamping cylinder (241) which is arranged on the upper side of the rack (21) and used for clamping blanks and a feeding cylinder (242) which is fixed on the rack (21) and used for driving the blanks clamped by the first clamping cylinder (241) to move to the blanking mechanism (23);

the blanking mechanism (23) comprises a supporting plate (231) fixed on the frame (21), a blanking frame (232) fixed on one side of the supporting plate (231), a cutting disc (233) rotatably connected to the blanking frame (232), a blanking motor (234) fixed on the blanking frame (232) and driving the cutting disc (233) to rotate, and a linear motor (235) fixed on one side of the supporting plate (231) and driving the blanking frame (232) to lift, wherein a through hole (2311) for a blank to penetrate through is formed in the supporting plate (231);

the transfer mechanism (25) comprises an index plate (251) which is rotationally connected to the rack (21) and at least one transfer cylinder (252) which is arranged on the index plate (251) close to the edge to clamp the workpiece;

the transfer mechanism (25) further comprises a first rotating cylinder (253) which is connected to the dividing disc (251) in a sliding manner and corresponds to the transfer cylinder (252) one by one to drive the transfer cylinder (252) to rotate, and a driving cylinder (254) which is fixed on the dividing disc (251) and corresponds to the transfer cylinder (252) one by one to drive the transfer cylinder (252) to move in a direction far away from the circle center of the dividing disc (251);

still including locating second drilling mechanism (27) and grinding mechanism (28) on frame (21), transfer cylinder (252) is ordered about when graduated disk (251) rotates and is passed through unloading mechanism (23), first drilling mechanism (22), turning mechanism (26), second drilling mechanism (27) and grinding mechanism (28) in proper order, still be equipped with tilting mechanism (29) that correspond with second drilling mechanism (27) on frame (21), tilting mechanism (29) are ordered about on frame (21) upside with second centre gripping cylinder (291) of the work piece on centre gripping transfer cylinder (252) and be fixed in frame (21) and order about the work piece rotation and be vertical second revolving cylinder (292) that sets up.

2. The connecting screw processing apparatus according to claim 1, wherein: the automatic material collecting and conveying device is characterized by further comprising a discharging mechanism (30) arranged on the rack (21), wherein the indexing disc (251) drives the transfer cylinder (252) to sequentially pass through the discharging mechanism (23), the first drilling mechanism (22), the turning mechanism (26), the second drilling mechanism (27), the grinding mechanism (28) and the discharging mechanism (30) when rotating, and the discharging mechanism (30) comprises a material collecting box (301) arranged on the rack (21), a fixing plate (302) fixed on the rack (21) and arranged on one side, far away from the indexing disc (251), of the material collecting box (301), a discharging cylinder (303) fixed on the fixing plate (302) and provided with a piston rod facing the indexing disc (251) and a sucking disc (304) fixed on a piston rod of the discharging cylinder (303) and used for adsorbing a workpiece on the transfer cylinder (252).

3. A connecting screw processing method using a connecting screw processing apparatus according to claim 2, characterized by comprising the steps of:

s1, feeding, wherein a first clamping cylinder (241) clamps a blank, and a piston rod of a feeding cylinder (242) extends out to convey the blank through a through hole (2311) of a support plate (231);

s2, blanking, wherein a transfer cylinder (252) clamps the blank extending out of the supporting plate (231) towards the dividing disc (251), a linear motor (235) drives the blanking frame (232) to descend, and a blanking motor (234) drives the cutting disc (233) to rotate to cut and blank;

s3, drilling a top pinhole, conveying the transfer cylinder (252) to a first drilling mechanism (22) by rotating the dividing plate (251), and drilling the top pinhole at two ends of the workpiece by the first drilling mechanism (22);

s4, turning the workpiece, wherein the indexing disc (251) rotates to convey the transfer cylinder (252) to a turning mechanism (26), the turning mechanism (26) turns the workpiece, and the nail disc (11), the first nail column (12), the second nail column (13) and the annular groove (121) are machined;

s5, drilling a thimble hole, conveying the transfer cylinder (252) to a second drilling mechanism (27) by rotating the dividing disc (251), and drilling a through hole (122) on the workpiece by the second drilling mechanism (27);

s6, grinding the workpiece, wherein the index plate (251) rotates to convey the transfer cylinder (252) to the grinding mechanism (28), and the grinding mechanism (28) finely grinds the surface of the workpiece;

s7, discharging the workpieces, conveying the transfer cylinder (252) to the discharging mechanism (30) by rotating the dividing disc (251), and driving the workpieces to discharge and collect by the discharging mechanism (30).