CN110918855B

CN110918855B - Screw heading machine system

Info

Publication number: CN110918855B
Application number: CN201911195423.2A
Authority: CN
Inventors: 欧国源
Original assignee: Foshan Xingyuan Standard Parts Co ltd
Current assignee: Foshan Xingyuan Standard Parts Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2021-05-07
Anticipated expiration: 2039-11-28
Also published as: CN110918855A

Abstract

The invention relates to the technical field of screw processing equipment, in particular to a screw heading machine system, which comprises: a frame; a worktable arranged on the frame; the mounting seat is arranged on the frame and positioned above the workbench and can move up and down; the stamping part is arranged on the mounting seat and used for stamping and forming the screw; the positioning mechanism is arranged on the workbench and used for conveying the screw to the position below the positioning piece; the feeding mechanism is arranged on the frame and positioned on one side of the positioning mechanism and used for feeding the screws into the positioning mechanism; the discharging mechanism is arranged on the other side, opposite to the side where the positioning mechanism is located, of the frame and used for sending the machined screws out of the positioning mechanism; the first driving piece is arranged on the rack and used for driving the stamping piece to move up and down. The automatic screw machining device disclosed by the invention can be used for automatically machining screws, and has the effects of improving the speed of screw machining and improving the quality of screw machining production.

Description

Screw heading machine system

Technical Field

The invention relates to the technical field of screw machining equipment, in particular to a screw heading machine system.

Background

Screws are widely used in daily life.

In the process of manufacturing the screw, in order to adapt to different use conditions, the head of the screw is made into different shapes, referring to the screw shown in fig. 1, the screw comprises a column body and a head connected to the column body, the head of the screw is a circular plate, a half-moon-shaped notch is formed by cutting one side of the head of the screw, and in actual production, the screw is generally manually processed by a hammer.

The above prior art solutions have the following drawbacks: the manual processing is very time-consuming, and the screw produced by the manual processing is easy to generate errors, so that the screw is not beneficial to batch production.

Disclosure of Invention

The invention aims to provide a screw heading machine system which has the effects of automatically processing screws, improving the speed of screw processing and improving the quality of screw processing production.

The purpose of the invention is realized by the following technical scheme:

a screw heading machine system comprising: a frame; a worktable arranged on the frame; the mounting seat is arranged on the rack and positioned above the workbench and can move up and down; the stamping part is arranged on the mounting seat and used for stamping and forming the screw; the positioning mechanism is arranged on the workbench and used for conveying the screw to the position below the positioning piece; the feeding mechanism is arranged on the rack and positioned on one side of the positioning mechanism and used for feeding screws into the positioning mechanism; the discharging mechanism is arranged on the other side, opposite to the side where the feeding mechanism is located, of the positioning mechanism on the rack and used for sending out the machined screws from the positioning mechanism; the first driving piece is arranged on the rack and used for driving the stamping piece to move up and down.

Through adopting above-mentioned technical scheme, make the screw get into positioning mechanism through feed mechanism, then the third drive assembly drive stamping workpiece reciprocates, carries out stamping process to the screw, then sees off the screw that the processing was accomplished through discharge mechanism, has and carries out automated processing to the screw, when improving the speed of screw processing, also improves the effect of the quality of screw processing production.

The present invention in a preferred example may be further configured to: the feed mechanism includes: the material guide device comprises a support frame arranged on one side of a rack, a connecting ring frame arranged on the support frame, a material rotating disc which is rotatably arranged on the support frame and is abutted against the inner side wall of the connecting ring frame, a material guide plate arranged on one side of the connecting ring frame, and a material guide plate arranged on one side of the material guide plate far away from the connecting ring frame; the side wall of the connecting ring frame corresponding to the material guide plate is provided with a notch, the end surface of the material guide plate is provided with a material guide channel through which only the bolt column body passes, and the material guide plate is downwards inclined from one side close to the connecting ring frame to one side close to the material guide plate; the end face of the guide plate provided with the guide channel is perpendicular to the horizontal plane, the side face of the guide plate provided with the guide channel is gradually turned over by 90 degrees from the joint with the connecting ring frame to the end close to the guide plate to the side far away from the connecting ring frame, the guide plate is provided with the guide channel which is communicated with the guide channel and only allows a screw column body to pass through, and the guide plate is arranged downwards in an inclined manner from the side connected with the guide plate to the side where the workbench is located; and a second driving piece for driving the material rotating disc to rotate is arranged on the supporting frame.

By adopting the technical scheme, the screws are driven by the material rotating disc to rotate, so that the column bodies of the screws are inserted into the material guide channels, then move along the material guide channels, turn over under the guidance of the material guide plate, turn over the screws from the approximately horizontal position to the approximately vertical state, slide into the material guide channels, are limited and orderly arranged by the material guide channels, and then are fed by the material guide channels, and the screw feeding device has the effect of orderly arranging and feeding the screws.

The present invention in a preferred example may be further configured to: the positioning mechanism includes: the screw positioning device comprises a cylindrical positioning chuck, a clamping groove, an arc-shaped limiting seat and a limiting plate, wherein the cylindrical positioning chuck is rotatably arranged on a workbench, the clamping groove is formed in the outer side wall of the positioning chuck and is matched with a screw column body, the arc-shaped limiting seat is arranged on one side of the positioning chuck in a surrounding mode and is bent towards the side far away from the positioning chuck, and the limiting plate is arranged above the limiting seat and has a distance with the limiting seat, so that the head; the stamping part is positioned between one side, close to the positioning chuck, of the limiting seat and the clamping groove, the horizontal position of the side face, far away from the workbench, of the limiting seat is higher than the side face, far away from the workbench, of the positioning chuck, the shape of the limiting plate is the same as that of the limiting seat, the upper end face of the material guiding plate is smoothly connected with the upper end face of the limiting seat, and the radian of the side face, close to the positioning chuck, of the material guiding plate is consistent with that of the outer side wall, close to the positioning chuck, of the limiting seat; and a third driving piece for driving the positioning chuck to intermittently rotate is arranged on the workbench.

Through adopting above-mentioned technical scheme, the screw is arranged neatly under the guide of drawing the flitch, then slides into the joint inslot, because spacing seat with draw the up end smooth connection of flitch, so the screw is along positioning chuck's rotation in the joint inslot, makes the up end of screw and the up end butt of spacing seat, and the screw rotates to the below of stamping workpiece, has the effect of sending the screw to the stamping workpiece below.

The present invention in a preferred example may be further configured to: the discharge mechanism comprises: the discharging plate is arranged on the other side, opposite to the side where the guide plate is located, of the workbench, the collecting box is arranged on one side, far away from the workbench, of the discharging plate, and the buffering baffle is rotatably arranged above the collecting box; the discharging plate is downwards inclined towards the other side from one side close to the workbench, striker plates are arranged on the discharging plate and on two sides of the side opposite to the workbench, the discharging side of the discharging plate is located above the buffering baffle plate, and the buffering baffle plate is an arc plate which is bent towards the side far away from the discharging plate.

Through adopting above-mentioned technical scheme, the screw by the positioning chuck roll-off drops on the play flitch, drops on the buffering baffle along a play flitch, and the screw through buffering baffle buffering falls into the collecting box along with buffering baffle rotation in, has the effect of the collection screw of being convenient for.

The present invention in a preferred example may be further configured to: the position that corresponds the joint groove on the mount pad is provided with buffering subassembly, buffering subassembly includes: the buffer column is connected with the mounting seat through an elastic piece and is arranged in the connecting cylinder in a sliding and penetrating manner; one side of the rack is provided with a controller used for controlling the opening and closing of the first driving piece, the second driving piece and the third driving piece, the pressure sensor is connected with the controller through a circuit, and when the elastic piece is in a natural state, a space is reserved between the pressure sensor and the buffer column.

Through adopting above-mentioned technical scheme, when the mount pad moves down, the head of screw is received to the buffering post butt, the effect of buffering is played to the decline of mount pad to the elastic component, and the buffering post presses down the screw at the screw, flatten the head of screw under the cooperation of spacing seat and limiting plate, prevent that the head of screw from taking place the skew, and when the buffering post pressed the screwhead portion, the buffering post is received and is retracted in the connecting cylinder and support and press pressure sensor, the sensor passes to the controller with the signal, through the first driving piece of controller control, the second driving piece, thereby the effect that prevents the idle running of heading machine system is opened and close to the third driving piece.

The present invention in a preferred example may be further configured to: the spacing guide plate is arranged above the material guiding plate and is obliquely arranged relative to the material guiding plate, the distance between the spacing guide plate and the material guiding plate, which is close to one side of the positioning chuck, is the smallest, and the side surface, which is close to the material guiding plate, of the spacing guide plate is an arc-shaped surface.

Through adopting above-mentioned technical scheme, the screw slides into the guide plate by the stock guide, and the screw is difficult for the upset removal under the spacing of spacing baffle, and spacing baffle makes when the screw slides neatly coincide under the guide of guide plate, is difficult for the upset, when utensil guide screw spacing slides in the guide way, prevents that the screw from taking place the skew upset, and makes the screw neatly coincide effect under the guide of guide plate.

The present invention in a preferred example may be further configured to: there is the interval between the lateral wall of fuse material board and location chuck, one side that spacing baffle is close to location chuck is provided with the guide plate that is located location chuck top and level setting, the guide plate is located the one side that the fuse material says and keeps away from location chuck rotation direction.

By adopting the technical scheme, the guide plate keeps the side surface of the screw above the positioning chuck in a horizontal position before the screw slides into the limiting seat and the limiting plate, so that the screw can rotate along the positioning chuck to enter the space between the limiting seat and the limiting plate, and the guide plate also has the effect of guiding the screw to slide into the clamping groove.

The present invention in a preferred example may be further configured to: a butting plate which is inclined relative to the material guide plate is arranged above the material guide plate corresponding to the material guide channel through a connecting assembly, a minimum distance for the head of the screw to pass through is formed between the butting plate and the material guide plate, and the butting plate is inclined downwards relative to the material guide plate from one side close to the connecting ring frame to one side close to the material guide plate;

the connecting assembly comprises a first connecting plate arranged on the material guide plate; a second connecting plate provided on the abutment plate; and the connecting bolt penetrates between the first connecting plate and the second connecting plate and is connected with the side wall of the connecting ring frame.

Through adopting above-mentioned technical scheme, when the screw slided into the guide and says, say along the guide and rotate, then under the spacing effect of butt joint board, make one of screw arrange the removal in the guide says, it rotates along with the stock guide to have the screw of being convenient for, prevent that the screw from piling up, influencing the effect of feeding, and the screw is after the butt joint board is spacing in addition, the screw is better aims at spacing baffle and the interval between the leader, the screw of being convenient for slides the effect of leader by the stock guide.

The present invention in a preferred example may be further configured to: one side that the guide plate kept away from the connecting ring frame is close to the lateral wall that the guide said and is connected with first deflector, first deflector by the one side of being connected with the guide plate down slope towards the opposite side, just the one end that the guide plate was kept away from to first deflector is turned over to be similar perpendicular with the horizontal plane towards the direction of being close to the connecting ring frame gradually, the position that the connecting ring frame corresponds the breach is provided with and is located the arc second deflector in the guide plate for the connecting ring frame outside, the second deflector is perpendicular with the horizontal plane, just there is the bolt shaft that can supply between first deflector, the second deflector and passes the interval.

Through adopting above-mentioned technical scheme, first deflector plays the bearing and guides its pivoted effect with the screw that comes out of leading the way by the guide, under the cooperation of first deflector and second deflector, it is spacing to slide into the screw in the guide way, make the screw rotate along first deflector, rotate to approximate vertically position gradually under the guide of guide plate, be convenient for guide the screw to required position, and make the screw correspond the position of leading the way, make the screw slide into in the guide way, the effect that has the guide screw and rotate to required position has.

The present invention in a preferred example may be further configured to: be provided with supplementary discharge mechanism in the frame, supplementary discharge mechanism includes: the setting is at the discharge bar on the play flitch, set up the ejection of compact baffle on the lateral wall that spacing seat is close to spacing mouthful one side, one side that the discharge bar was kept away from the discharge bar is located the top of location chuck, and the interval between discharge bar and the location chuck is less than the thickness of screw head, ejection of compact baffle is located the one side that the stamping workpiece is close to the discharge plate, the side that the ejection of compact baffle is close to the location chuck with spacing seat is close to the side of location chuck and flushes.

Through adopting above-mentioned technical scheme, by the screw that rolls out between positioning chuck and the spacing seat under the guide of discharge arm, the landing has the effect of guide screw ejection of compact on the stock guide, when the stamping workpiece carries out stamping process to the screw, the waste material of production can not slide in the discharge plate under stopping of ejection of compact baffle, and removes to the direction of keeping away from positioning chuck by the interval between spacing seat and the limiting plate, has the effect that prevents the waste material and slide in the collecting box.

In conclusion, the beneficial technical effects of the invention are as follows:

the automatic screw machining device is provided with a rack, a stamping part driven by a first driving part is arranged on the rack, a position, corresponding to the stamping part, on a workbench is provided with a positioning mechanism for positioning and clamping a screw, one side of the rack is provided with a feeding mechanism for conveying the screw into the positioning mechanism, and one side of the rack is provided with a discharging mechanism for conveying the machined screw out.

Drawings

Fig. 1 is a schematic structural view of a related art screw.

Fig. 2 is a schematic view of the overall structure of a screw heading machine system according to the embodiment.

Fig. 3 is an exploded view of the support frame, the material rotating disc and the connecting ring frame.

Fig. 4 is an enlarged schematic view of a in fig. 2.

Fig. 5 is a schematic view of the overall structure of another aspect of the screw heading machine system according to the embodiment.

Fig. 6 is an enlarged schematic view of B in fig. 5.

Fig. 7 is a mechanism diagram of the positioning mechanism.

FIG. 8 is a cross-sectional schematic view of a cushioning assembly.

FIG. 9 is a schematic view of the connection structure of the frame and the discharging rod.

In the figure, 1, a frame; 11. a work table; 12. a mounting seat; 13. a first driving member; 14. a second driving member; 15. a third driving member; 16. stamping parts; 2. positioning the chuck; 21. a clamping groove; 22. a limiting seat; 23. a limiting plate; 24. a limiting port; 3. a support frame; 31. connecting the ring frames; 32. a material rotating disc; 33. a material guide plate; 34. a fuse plate; 35. a notch; 36. a material guide channel; 37. a feeding channel; 4. a discharge plate; 41. a collection box; 42. a buffer baffle; 43. a striker plate; 5. a first guide plate; 51. a second guide plate; 52. a controller; 6. a connecting cylinder; 61. a buffer column; 62. a pressure sensor; 63. an elastic member; 7. a discharge rod; 71. a discharging guide plate; 8. a limiting guide plate; 81. a guide plate; 9. a butt joint plate; 91. a first connecting plate; 92. a second connecting plate; 93. a connecting bolt; 10. a support plate; 101. connecting blocks; 102. a connecting rod; 103. a limit ring plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, the screw heading machine system disclosed in this embodiment includes a frame 1, a feeding mechanism disposed on one side of the frame 1, a positioning mechanism disposed on the frame 1 and connected to the feeding mechanism, and a discharging mechanism disposed on one side of the frame 1 and connected to the positioning mechanism. The frame 1 is a rectangular frame body, a working cavity with three sides communicated with the outer side is formed in the middle of the frame, and a working platform 11 is arranged at the bottom of the working cavity.

The side of keeping away from workstation 11 at the working chamber is provided with can follow the mount pad 12 that the perpendicular to workstation 11 direction reciprocated, and mount pad 12 is the rectangle plate, and there is the first driving piece 13 that the drive mount pad 12 reciprocated through bolted connection in the up end of frame 1 working chamber, and in this embodiment, first driving piece 13 is the cylinder, and the telescopic shaft of cylinder passes through bolted connection with the side that workstation 11 was kept away from to mount pad 12.

The side of the mounting base 12 close to the working table 11 is connected with a stamping part 16 through a through bolt, and in the embodiment, the stamping part 16 is a rectangular cylinder in order to adapt to the shape of the head of the machined bolt.

Referring to fig. 2 and 3, a feeding mechanism is arranged on one side of the frame 1 located on the stamping part 16, and the feeding mechanism includes a support frame 3 placed on one side of the frame 1, a connecting ring frame 31 connected to the support frame 3, and a material rotating disc 32 rotatably arranged on the support frame 3.

The support frame 3 includes the linking frame and connects four supporting legss in the linking frame bottom, and the linking ring frame 31 is the annular frame, and its one end is connected with one side that the supporting legs was kept away from to the linking frame, and has annular backup pad 10 in the welding of the position that the linking ring frame 31 inside wall is close to the linking frame.

The material rotating disc 32 is a cylindrical hollow cylinder, one end of which is a material inlet, and the end surface of the other end is an arc surface which is bent towards the direction.

When the material rotating disc 32 is placed in the connecting ring frame 31, the outer side wall of the material rotating disc 32 is abutted to the inner side wall of the connecting ring frame 31, the bottom of the material rotating disc 32 is abutted to the support plate 10, and the horizontal position of the side face, close to the feed inlet, of the material rotating disc 32 is lower than the horizontal position of the upper end face of the connecting ring frame 31.

The supporting frame 3 is provided with a second driving member 14 for driving the material rotating disc 32 to rotate, in this embodiment, the second driving member 14 is a motor, the bottom of the outer side of the material rotating disc 32 is connected with a circular connecting plate which is parallel to the horizontal plane and is concentrically arranged with the material rotating disc 32, the axis of the output shaft of the second driving member 14 is collinear with the circle center of the connecting plate, the output shaft of the second driving member 14 is connected with the connecting plate through a bolt, the material rotating disc 32 rotates around the circle center through the second driving member 14, the supporting plate 10 has the effect of supporting the material rotating disc 32, and the pressure of the supporting plate on the output shaft of the second driving member 14 is reduced.

All be connected with the connecting rod on the supporting leg, four connecting rods on four supporting legs interconnect and are the cross frame, and second driving piece 14 is installed in the cross connection department of cross frame.

The side wall of the connecting ring frame 31 above the rotating disc 32 is provided with a notch 35, and the notch 35 is close to the side of the rack 1.

Referring to fig. 4 and 6, the feeding mechanism further includes a material guide plate 33 connected to the connection ring frame 31 at a position of the gap 35 by bolts, and a material guide plate 34 connected to an end of the material guide plate 33 remote from the connection ring frame 31.

The material guiding plate 33 is a rectangular plate, and the surface of the largest area of the connection part of the material guiding plate 33 and the connecting ring frame 31 is perpendicular to the horizontal plane.

The guide plate 33 is inclined downward from the side close to the link ring frame 31 toward the side of the table 11.

Referring to fig. 3 and 4, a material guide channel 36 penetrating through the material guide plate 33 is formed on a side surface of the material guide plate 33 connected to the connection ring frame 31, the material guide channel 36 corresponds to a position of an upper end surface of the material rotating disc 32 and is communicated with the inside of the connection ring frame 31 in a pulling manner, a width of the material guide channel 36 is slightly larger than a maximum diameter of a column body of the screw to be processed and produced in the embodiment but smaller than a diameter of a screw head, when the second driving member 14 drives the material rotating disc 32 to rotate, the screw mounted in the material rotating disc 32 performs centrifugal motion and moves towards a side wall of the connection ring frame 31, so that when the column body of the screw corresponds to the material guide channel 36, the screw slides out of the material rotating disc 32 and moves along the material guide plate 33, and thus, an effect of automatic feeding of the screw.

One side of the end surface of the material guide plate 33, which is provided with the material guide channel 36, close to the connection ring frame 31 is overturned from one side of the upper end surface towards the direction far away from the connection ring frame 31, the radian of the overturn is gradually increased to one side of the material guide plate 33 far away from the connection ring frame 31, the relative overturning angle of two sides of the material guide plate 33 is 90 degrees, when the screw enters the material guide plate 33, the column body of the screw is approximately horizontally arranged, the screw moves along the material guide plate 33, the screw is rotated to an approximately vertical position from the approximately horizontal position, and the head of the screw is always positioned on one side of the material guide plate 33 far away from the ground after being overturned from the.

The side surface of the material guide plate 33 far away from the inner side of the connecting ring frame 31 is located below the material guide channel 36, a first guide plate 5 is welded on the side surface of the material guide plate 33, which is close to the ground, and the side surface of the material guide plate 5, which is far away from the inner side of the connecting ring frame 31, is downward inclined from the side connected with the material guide plate 33 to the side far away from the connecting ring frame 31, and the first guide plate 5 is downward inclined from the radian of the material guide plate 33 to the end close to the workbench 11, and the first guide plate 5 is turned over along the material guide plate 33 to be approximately vertical from the approximately horizontal position at the side close to the connecting ring frame 31 to the side close to the workbench 11 to be turned over by adapting screws, when the screws are turned out from the material guide channel 36, the first guide plate 5 has the effects of supporting and guiding the screws, so that the screws are abutted to the first guide plate 5 and are turned downward along the.

The outer side of the material guide plate 33 on the connecting ring frame 31 is connected with an annular second guide plate 51 through a bolt, the second guide plate 51 is bent towards one side close to the connecting ring frame 31, the lower end face of the second guide plate 51 is matched with the radian of the upper end face of the first guide plate 5, the distance between the lower end face of the first guide plate 5 and the upper end face of the first guide plate 5 is slightly larger than the maximum diameter of a screw column, through the limit matching of the first guide plate 5 and the second guide plate 51, a screw which slides out from the material guide channel 36 is in butt fit with the first guide plate 5 under the limit of the second guide plate 51, the screw can be quickly matched with the radian of the material guide plate 33 and rotates along the material guide plate 33 to an approximately vertical state, and the second guide plate 51 also has the effect of preventing the screw on the inner side of the material rotation disc 32 from sliding out.

Referring to fig. 2 and 4, the abutting plate 9 is disposed above the material guiding plate 33 through the connecting assembly, the abutting plate 9 and the material guiding plate 33 form an elongated plate with the same shape as the end surface of the material guiding channel 36, the abutting plate 9 is inclined downward from the end close to the connecting ring frame 31 to the end close to the workbench 11 relative to the side surface of the material guiding plate 33 where the material guiding channel 36 is disposed, and the distance between the end of the abutting plate 9 close to the workbench 11 and the material guiding plate 33 is slightly larger than the thickness of the screw head processed in this embodiment.

Coupling assembling includes second connecting plate 92 of fixed connection in butt plate 9 top, the setting is kept away from the first connecting plate 91 of connecting ring frame 31 one side at stock guide 33, wear to establish connecting bolt 93 between first connecting plate 91 and the second connecting plate 92, connecting bolt 93's one end and connecting ring frame 31 are close to the lateral wall fixed connection of breach 35, thereby fix butt plate 9 on stock guide 33, and the one end of butt plate 9 is close to connecting ring frame 31, butt plate 9 plays spacing effect to the screw that is guided out by stock guide 33, it piles up the overlapping to reduce the screw in guide way 36, and the condition that makes the screw at rear take place by stock guide 33 roll-off, and butt plate 9 makes screw one and one arrange, the feeding of being convenient for.

Referring to fig. 6, the material guiding plate 34 is a rectangular cylinder, one side of the material guiding plate 34 close to the workbench 11 is connected with the workbench 11 through a concave connecting block 101, the material guiding plate 34 is placed in a groove of the connecting block 101, and the connecting block 101 is located at two sides of the material guiding plate 34 and connected with the material guiding plate 34 through screws.

Referring to fig. 4 and 6, the length of the side of the guide plate 34 close to the guide plate 33 is greater than the length of the screw, a guide channel 37 for the screw to pass through is formed on the guide plate 34, the width of the guide channel 37 is the same as the width of the guide channel 36, the depth of the guide channel 37 is greater than the length of the screw shaft, and the guide channel 37 is communicated with the guide channel 36.

The angles of inclination of the guide plate 34 and the guide plate 33 relative to the horizontal plane are consistent, the guide plate 34 is smoothly connected with the guide plate 33, so that screws enter the guide plate 34 under the guidance of the guide plate 33, and the screws are limited and cannot move left and right when moving in the guide channel 37 because the depth of the guide channel 37 is greater than the length of a screw column, and the screws are convenient to position when feeding.

The upper end face of the material guiding plate 34 is provided with a limiting guide plate 8, the limiting guide plate 8 is obliquely arranged relative to the material guiding plate 34, the distance between one end, close to the workbench 11, of the limiting guide plate 8 and the material guiding plate 34 is twice the thickness of the head of the screw, the distance between one end, far away from the workbench 11, of the limiting guide plate 8 and the material guiding plate 34 is larger than twice the thickness of the head of the screw, the side face, close to one side of the material guiding plate 33, of the limiting guide plate 8 is an arc face, the width and the arc face of one side, close to the material guiding plate 33, of the limiting guide plate 8 enable screws flowing in from the material guiding plate 33 to better flow into the material guiding channel 37, the limiting guide plate 8 prevents the heads of the screws from being stacked downwards under the action of oblique force to influence the discharging of the material guiding plate 34, the limiting guide plate 8 further plays a.

The connecting rods 102 are welded on the limiting guide plate 8 opposite to the two sides of the material guiding plate 34, and the limiting guide plate 8 is connected with the material guiding plate 34 through bolts penetrating through the connecting rods 102.

A guiding plate 81 located above the positioning chuck 2 extends from one side of the guiding plate 34 close to the positioning chuck 2 (refer to fig. 2) and one side of the guiding channel 37 away from the limiting seat 22, the guiding plate 81 is horizontally arranged, the guiding plate 81 is flush with the upper end surface of the limiting seat 22, and the guiding plate 81 is used for keeping the side surface of the screw above the positioning chuck 2 in an approximately horizontal position before the screw slides into the limiting seat 22 and the limiting plate 23.

Referring to fig. 2 and 6, a positioning mechanism for clamping the screw is arranged on the workbench 11 below the stamping part 16, in the embodiment, the workbench 11 is obliquely arranged, and the workbench 11 is obliquely inclined from the other side opposite to the connecting side of the material guiding plate 34, so that the first driving part 13 is obliquely arranged.

Referring to fig. 5 and 7, the positioning mechanism includes a cylindrical positioning chuck 2 rotatably connected to the worktable 11, a clamping groove 21 formed in an outer side wall of the positioning chuck 2, a limiting seat 22 disposed on the worktable 11 and located on a side of the positioning chuck 2 close to the stamping part 16, and a limiting plate 23 disposed above the limiting seat 22.

The location chuck 2 is located the position that workstation 11 is close to stamping workpiece 16, lower terminal surface that is close to workstation 11 at location chuck 2 is provided with the concentric spacing ring board 103 of location chuck 2, workstation 11 inboard is provided with drive location chuck 2 pivoted third driving piece 15, in this embodiment, third driving piece 15 is the motor, the output shaft of third driving piece 15 is connected with the centre of a circle that location chuck 2 is located spacing ring board 103, spacing ring board 103 has the interval with the up end of workstation 11, spacing ring board 103 plays the effect that prevents that location chuck 2 from taking place the skew when the pivoted.

The clamping grooves 21 are uniformly arranged on the positioning chuck 2 at intervals, the shape of the clamping grooves 21 is consistent with that of the screw column body, the depth of the clamping grooves 21 is smaller than half of the maximum diameter of the screw column body, when the positioning chuck 2 is driven by the third driving piece 15 to do intermittent motion, the clamping grooves 21 intermittently correspond to the positions of the material guiding channels 37 (refer to fig. 6), the material guiding channels 37 guide screws to the clamping grooves 21, and the clamping grooves 21 clamp the screws so that the screws rotate along with the positioning chuck 2.

The limiting seat 22 is an annular plate seat, the radian of the limiting seat is consistent with that of the outer side wall of the positioning chuck 2, the distance between the side surface of the limiting seat 22 close to one side of the positioning chuck 2 and the groove bottom of the clamping groove 21 is equal to the maximum diameter of the screw column, the upper end surface of the limiting seat 22 is smoothly connected with the upper end surface of the material guiding plate 34 (refer to fig. 6), the upper end surface of the limiting seat 22 is parallel to and spaced from the upper end surface of the positioning chuck 2, the limiting seat 22 is higher than the positioning chuck 2, and the interval between spacing seat 22 and the positioning chuck 2 equals the thickness of screw head, and the position that stamping workpiece 16 punched downwards corresponds between spacing seat 22 and the bottom of joint groove 21 groove near one side of positioning chuck 2, and when the screw card was in joint groove 21, the head butt of screw was in the up end of spacing seat 22, and the screw is under the spacing cooperation of spacing seat 22 and joint groove 21, along with the rotation of positioning chuck 2.

The limiting plate 23 is an annular plate with the same shape as the limiting seat 22, the distance between the projection of the limiting plate 23 on the workbench 11 and the positioning chuck 2 is greater than the distance between the projection of the limiting seat 22 on the workbench 11 and the positioning chuck 2, a limiting opening 24 for downward stamping of the stamping part 16 is arranged at the position of the limiting plate 23 corresponding to the downward stamping of the stamping part 16, the lower end surface of the limiting plate 23 is obliquely arranged, the distance between the limiting plate 23 and the limiting seat 22 and close to one side of the positioning chuck 2 is slightly greater than the thickness of the screw head, the distance between the limiting plate 23 and the side far away from the positioning chuck 2 is greater than the thickness of the screw head, so that the screw on the guide plate 34 can conveniently slide into the space between the limiting seat 22 and the limiting plate 23, under the matching of the limiting plate 23 and the limiting seat 22, the effect of preventing the screw from shaking in the rotating process is achieved, facilitating the stamping of the rear stamping 16.

When the screw is machined, the positioning chuck 2 intermittently moves to enable the clamping groove 21 to intermittently align with the position of the guiding channel 37 (refer to fig. 6), the column body of the screw enters the position of the clamping groove 21 along the guiding channel 37, the head of the screw is clamped between the limiting seat 22 and the limiting plate 23, the screw rotates along the positioning chuck 2 to the lower part of the stamping part 16, the stamping part 16 is driven by the first driving part 13 to downwards stamp so that the part, abutted against the limiting seat 22, of the screw head is broken, and the screw head is machined into a required shape.

The side of the mounting block 12 adjacent the feed side of the ram 16 is provided with a cushioning assembly.

Referring to fig. 7 and 8, the damping assembly includes a hollow connecting cylinder 6 fixedly connected to the mounting seat 12, a damping post 61 connected in the connecting cylinder 6 by an elastic member 63, and a pressure sensor 62 disposed in the connecting cylinder 6, in this embodiment, the elastic member 63 is a spring.

Under the action of the elastic member 63, the buffer column 61 is connected in the connecting cylinder 6, and the pressure sensor 62 is located on the side of the buffer column 61 away from the workbench 11 and spaced from the buffer column 61.

When one of the engaging grooves 21 is rotated to the lower side of the pressing member 16, the buffer post 61 is spaced above the other engaging groove 21 of the engaging groove 21 located below the pressing member 16.

Referring to fig. 2 and 7, in the present embodiment, a controller 52 for controlling the opening and closing of the first driving element 13, the second driving element 14, and the third driving element 15 (refer to fig. 6) is disposed on the frame 1, the controller 52 includes a plurality of control elements, the pressure sensor 62 is electrically connected to the controller 52, and a PLC control board for controlling the intermittent opening and closing of the third driving element 15 is disposed in the controller 52.

When the mounting seat 12 moves towards the side close to the workbench 11, before the stamping part 16 presses against the screw head, the buffer column 61 presses against the screw head to be machined, the buffer column presses against the screw head, the buffer column 61 compresses the elastic part 63, the effect of buffering the stamping part 16 is achieved, the stamping part 16 is prevented from being too fast, the buffer column 61 presses against the pressure sensor 62, the pressure sensor 62 transmits a signal to the controller 52, the controller 52 receives signals with equal time intervals, the situation that a workpiece exists in a station for subsequent machining is shown, the controller 52 controls the first driving part 13, the second driving part 14 and the third driving part 15 to normally operate, when no screw exists in the clamping groove 21 below the buffer column 61, the positioning column moves downwards, the positioning column does not press against the screw head, the controller 52 does not receive an interval signal, the situation that no workpiece exists in the subsequent station is shown, the controller 52 stops the rotation of the first driving member 13, the second driving member 14, and the third driving member 15, thereby preventing the idle rotation of the heading machine system.

And the buffer column 61 is abutted against the head of the screw, so that the head of the screw is flattened, and the effect of influencing subsequent processing due to the unevenness of the head of the screw is prevented.

A discharging mechanism connected with the positioning chuck 2 is arranged on one side of the workbench 11.

Referring to fig. 5 and 7, the discharging mechanism includes a discharging plate 4 disposed on one side of the worktable 11 away from the guiding plate 34, the discharging plate 4 is close to the positioning chuck 2 and the limiting seat 22 (refer to fig. 6), and the discharging plate 4 is inclined downwards from one side close to the positioning chuck 2 to the opposite side, in this embodiment, one side of the discharging plate 4 extends out of the frame 1.

The discharging mechanism further comprises a collecting box 41 arranged below one end, located on the outer side of the rack 1, of the discharging plate 4 and a buffer baffle 42 rotatably arranged in the collecting box 41, and baffle plates 43 are arranged on the discharging plate 4 and on two sides of the discharging plate relative to the positioning chuck 2, so that screws are prevented from sliding out of the discharging plate 4.

The buffer baffle 42 is connected with connecting screw rods for the two sides of the rack 1, the side wall of the collecting box 41 is provided with screw holes for the connecting screw rods to pass through, the connecting screw rods on the rod body outside the collecting box 41 are connected with limiting bolts for limiting the buffer baffle 42 in a threaded manner, the sum of the lengths of the buffer baffle 42 and the connecting screw rods on one side is smaller than the distance between the two side faces of the collecting box 41 with the screw holes, the sum of the lengths of the buffer baffle 42 and the connecting screw rods on the two sides is larger than the distance between the two side faces of the collecting box 41 with the screw holes, and the.

In this embodiment, the buffering baffle 42 is an arc-shaped plate, and is bent in a direction away from the discharging plate 4, and the buffering baffle 42 is made of rubber. When the screw is moved away from the lower part of the stamping part 16 under the driving of the positioning chuck 2 and slides out between the limiting seat 22 and the positioning chuck 2, the screw slides out of the discharging plate 4 because the workbench 11 is obliquely arranged, then slides out of the discharging plate 4 and falls onto the buffering baffle plate 42 along the discharging plate 4, and the falling speed of the screw is slowed down through the buffering of the buffering baffle plate 42, so that the damage of the screw is reduced.

An auxiliary discharging mechanism is arranged on the workbench 11.

Referring to fig. 7 and 9, the auxiliary discharging device includes a discharging rod 7 and a discharging guide plate 71.

One end of the discharging rod 7 is connected to one side of the discharging plate 4 (refer to fig. 5) far away from the limiting seat 22 through a bolt, one end of the discharging rod 7 is bent, one side of the discharging rod, far away from the discharging plate 4, is located above the edge, provided with the clamping groove 21, of the positioning chuck 2 and is close to the position of the stamping part 16, and the distance between one end, located above the positioning chuck 2, of the discharging rod 7 and the positioning chuck 2 is smaller than the thickness of the head of the screw.

The screw turned out from between the positioning chuck 2 and the limiting seat 22 slides on the discharging plate 4 (refer to fig. 5) under the guidance of the discharging rod 7, and the effect of guiding the screw to discharge is achieved.

Referring to fig. 6 and 7, the discharge guide plate 71 is located on one side of the limiting seat 22, which is far away from the guiding plate 34 and located outside the limiting plate 23, the discharge guide plate 71 is close to the limiting opening 24, and the side of the discharge guide plate 71, which is close to the positioning chuck 2, is flush with the side of the limiting seat 22, which is close to the positioning chuck 2, when the stamping part 16 performs stamping on the screw, the generated waste material cannot slide into the discharge plate 4 under the blocking of the discharge guide plate 71, and the waste material is prevented from sliding into the collection box 41 by moving towards the direction far away from the positioning chuck 2 from the space between the limiting seat 22 and the limiting plate 23.

The implementation principle of the embodiment is as follows: when the screw is machined, the screw to be machined is clamped into the material guide channel 36 when rotating, moves along the material guide plate 33, turns over to be in an approximately vertical state, then slides into the material guide channel 37, is regularly arranged under the matching of the material guide plate 34 and the limiting guide plate 8, then slides into the clamping groove 21 through the material guide channel 37, the head of the screw is clamped between the limiting seat 22 and the limiting plate 23, before entering the lower part of the stamping part 16, is flattened through the buffering column 61, after rotating to the lower part of the stamping part 16, the head of the screw is stamped and separated into two parts by the stamping part 16, the waste materials are outside the guiding lower sliding limiting seat 22 of the discharging guide plate 71, the screw rotated out of the limiting seat 22 is poked onto the discharging plate 4 through the discharging rod 7, is guided onto the buffering baffle plate 42 through the discharging plate 4, and falls into the collecting box 41 through the buffering of the buffering baffle plate 42.

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

Claims

1. A screw heading machine system, comprising: a frame (1);

a workbench (11) arranged on the frame (1);

a mounting seat (12) which is arranged on the frame (1) and is positioned above the workbench (11) and can move up and down;

a stamping part (16) which is arranged on the mounting seat (12) and is used for stamping and forming a screw;

the positioning mechanism is arranged on the workbench (11) and used for sending screws to the lower part of the stamping part (16);

the feeding mechanism is arranged on the rack (1) and positioned on one side of the positioning mechanism and used for feeding screws into the positioning mechanism;

the discharging mechanism is arranged on the other side, opposite to the side where the feeding mechanism is arranged, of the positioning mechanism on the rack (1) and used for sending out the machined screws from the positioning mechanism;

the first driving piece (13) is arranged on the rack (1) and used for driving the stamping piece (16) to move up and down;

the feed mechanism includes: the device comprises a support frame (3) arranged on one side of a rack (1), a connecting ring frame (31) arranged on the support frame (3), a material rotating disc (32) which is rotatably arranged on the support frame and is abutted against the inner side wall of the connecting ring frame (31), a material guide plate (33) arranged on one side of the connecting ring frame (31), and a material guiding plate (34) arranged on one side of the material guide plate (33) far away from the connecting ring frame (31);

a gap (35) is formed in the side wall, corresponding to the material guide plate (33), of the connecting ring frame (31), a material guide channel (36) through which only a screw column body passes is formed in the end face of the material guide plate (33), and the material guide plate (33) is inclined downwards from one side close to the connecting ring frame (31) to one side close to the material guide plate (34);

the end face, provided with the guide channel (36), of the guide plate (33) is perpendicular to the horizontal plane, the side face, provided with the guide channel (36), of the guide plate (33) is gradually turned over by 90 degrees from the connecting part of the guide plate (33) and the connecting ring frame (31) to the end close to the guide plate (34) to the side far away from the connecting ring frame (31), the guide plate (34) is provided with a guide channel (37) which is communicated with the guide channel (36) and only allows a screw column body to pass through, and the guide plate (34) is arranged in a downward inclined mode from the connecting side of the guide plate (33) to the side where the workbench (11) is located;

and a second driving part (14) for driving the material rotating disc (32) to rotate is arranged on the supporting frame (3).

2. A screw heading machine system according to claim 1, wherein the positioning mechanism comprises: the screw positioning device comprises a cylindrical positioning chuck (2) rotatably arranged on a workbench (11), a clamping groove (21) which is formed in the outer side wall of the positioning chuck (2) and matched with a screw column body, an arc-shaped limiting seat (22) which is arranged at one side of the positioning chuck (2) in a surrounding mode and is bent towards one side far away from the positioning chuck (2), and a limiting plate (23) which is arranged above the limiting seat (22) and has a distance for a screw head to pass through between the limiting seat (22);

the stamping part is characterized in that the position of the stamping part (16) corresponds to the position between one side, close to the positioning chuck (2), of the limiting seat (22) and the clamping groove (21), the horizontal position of the side face, far away from the workbench (11), of the limiting seat (22) is higher than the side face, far away from the workbench (11), of the positioning chuck (2), the shape of the limiting plate (23) is the same as that of the limiting seat (22), the upper end face of the material guiding plate (34) is smoothly connected with the upper end face of the limiting seat (22), and the side face, close to the positioning chuck (2), of the material guiding plate (34) is consistent with the radian of the outer side wall, close to the positioning chuck (2), of the limiting seat (22);

and a third driving piece (15) for driving the positioning chuck (2) to rotate intermittently is arranged on the workbench (11).

3. A screw heading machine system according to claim 2, wherein the outfeed mechanism comprises: the discharging plate (4) is arranged on the other side, opposite to the side where the guide plate (34) is arranged, of the workbench (11), the collecting box (41) is arranged on one side, far away from the workbench (11), of the discharging plate (4), and the buffer baffle (42) is rotatably arranged above the collecting box (41);

go out flitch (4) by being close to one side of workstation (11) towards opposite side downward sloping, the both sides of being relative workstation (11) place side on going out flitch (4) are provided with striker plate (43), it is located the top of buffer stop (42) to go out flitch (4) ejection of compact side, buffer stop (42) are for keeping away from the arc of ejection of compact board (4) side bending.

4. A screw heading machine system according to claim 3, wherein a buffer assembly is provided on the mounting seat (12) at a position corresponding to the position of the clamping groove (21), and the buffer assembly comprises: the device comprises a hollow connecting cylinder (6) arranged on a mounting seat (12), a buffer column (61) which is connected with the mounting seat (12) through an elastic piece (63) and is arranged in the connecting cylinder (6) in a sliding and penetrating manner, and a pressure sensor (62) which is arranged on the mounting seat (12) and is positioned in the connecting cylinder (6);

one side of the rack (1) is provided with a controller (52) for controlling the opening and closing of the first driving piece (13), the second driving piece (14) and the third driving piece (15), the pressure sensor (62) is connected with the controller (52) through a circuit, and when the elastic piece (63) is in a natural state, a space is reserved between the pressure sensor (62) and the buffer column (61).

5. A screw heading machine system according to claim 4, wherein a limit guide plate (8) is arranged above the guide plate (34), the limit guide plate (8) is obliquely arranged relative to the guide plate (34), the spacing between the limit guide plate (8) and the guide plate (34) is the smallest on the side close to the positioning chuck (2), and the side of the limit guide plate (8) close to the guide plate (33) is an arc-shaped surface.

6. A screw heading machine system as claimed in claim 5, wherein the guide plate (34) is spaced from the outer side wall of the positioning chuck (2), a guide plate (81) is horizontally arranged above the positioning chuck (2) on the side of the limiting guide plate (8) close to the positioning chuck (2), and the guide plate (81) is arranged on the side of the guide channel (37) far away from the rotation direction of the positioning chuck (2).

7. A screw heading machine system as claimed in claim 6, wherein the guide plate (33) is provided with an abutment plate (9) above the guide plate (33) corresponding to the guide channel (36) by means of a connecting assembly, the abutment plate (9) is inclined relative to the guide plate (33) with a minimum distance between the guide plate (33) and the abutment plate (9) for the screw head to pass through, and the abutment plate (9) is inclined downwardly relative to the guide plate (33) from a side close to the connecting ring frame (31) to a side close to the guide plate (34);

the connecting assembly comprises a first connecting plate (91) arranged on the material guide plate (33); a second connecting plate (92) provided on the abutting plate (9); and the connecting bolt (93) penetrates between the first connecting plate (91) and the second connecting plate (92), and the connecting bolt (93) is connected with the side wall of the connecting ring frame (31).

8. A screw heading machine system according to claim 7, wherein a first guide plate (5) is connected to the side wall of the guide plate (33) which is close to the guide channel (36) and away from the connecting ring frame (31), the first guide plate (5) inclines downwards from one side connected with the material guide plate (33) to the other side, and one end of the first guide plate (5) far away from the material guide plate (33) is gradually turned over to be approximately vertical to the horizontal plane in the direction close to the connecting ring frame (31), an arc-shaped second guide plate (51) which is positioned on the guide plate (33) and is opposite to the outer side of the connecting ring frame (31) is arranged at the position of the connecting ring frame (31) corresponding to the notch (35), the second guide plate (51) is vertical to the horizontal plane, and a space for the screw column to pass through is arranged between the first guide plate (5) and the second guide plate (51).

9. A screw heading machine system according to claim 8, wherein an auxiliary discharge mechanism is provided on the frame (1), said auxiliary discharge mechanism comprising: the utility model provides a setting is at discharge bar (7) on ejection of compact board (4), discharge guide plate (71) on the lateral wall that spacing seat (22) are close to spacing mouth (24) one side, one side that discharge bar (7) were kept away from ejection of compact board (4) is located the top of location chuck (2), and the interval between discharge bar (7) and location chuck (2) is less than the thickness of screw head, discharge guide plate (71) are located one side that stamping workpiece (16) are close to ejection of compact board (4), discharge guide plate (71) be close to the side of location chuck (2) with spacing seat (22) are close to the side of location chuck (2) and flush.