CN112607383A

CN112607383A - Sword type hairpin chamfering equipment with screening and feeding functions

Info

Publication number: CN112607383A
Application number: CN202011436310.XA
Authority: CN
Inventors: 王燕; 张创振
Original assignee: Chongqing De Sennuo Technology Co ltd
Current assignee: Chongqing De Sennuo Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-04-06

Abstract

The invention discloses a chamfering device for a knife hair pin with screening and feeding functions, which relates to the technical field of ornament processing, in particular to a feeding end, a material reversing screening mechanism, a directional feeding mechanism, a synchronous chamfering mechanism and a cam divider, wherein one side of the feeding end is provided with a lifting track, the chamfering device for the knife hair pin with screening and feeding functions is provided with the material reversing screening mechanism, the track interval of the lifting track is known to only allow vertically oriented wool to pass, the setting of the material reversing screening mechanism only needs to identify and screen the large-diameter direction or the small-diameter direction when the wool passes, the production cost of an enterprise is greatly increased undoubtedly by using equipment such as visual detection or manual screening in the traditional manufacturing process, and the production of workpieces with low cost is not suitable for large-batch production of workpieces, so the identification and screening of the knife hair pin reverse materials realized by using a simple mechanical structure and a physical principle has low cost, the device has the advantages of accuracy, high efficiency, simple and convenient maintenance and the like without alternatives.

Description

Sword type hairpin chamfering equipment with screening and feeding functions

Technical Field

The invention relates to the technical field of ornament processing, in particular to a knife-shaped hairpin chamfering device with screening and feeding functions.

Background

The ornaments are used for decoration, and are generally used for beautifying the appearance of individuals, decorating living rooms, beautifying the public environment and decorating automobiles; the ornaments can be divided into the following categories according to the purposes: home ornaments, apparel ornaments, automobile ornaments, etc.; the hairpin is used as an ornament for beautifying the appearance of a person, is used for fixing and decorating hair, and can be always dressed by the exquisite effect of the hairpin, and the knife-type hairpin is used as one of the huge types of hairpins, has simple shape without losing the exquisite property, and is more and more pursued by young people due to the characteristic that the hairpin is easily matched with different types of clothes.

The current hairpin ornaments processing equipment, common problem has: hairpin is sent out with the wool material form output after via panel pre-compaction shaping to the sword type, later need carry out the chamfer operation to the wool material, it is comfortable to wear when making the finished product more pleasing to the eye, but send out hairpin with the discharged sword type of wool material form and put the position irregular usually, need comb the put position of wool material through the manual work among the traditional manufacturing process, the sharp corner of wool material is very easily endangered producer operation safety when the waste artificial of inefficiency, so the urgent need one kind has the automatic chamfer equipment who screens directional feed and chamfer function in batches concurrently, replace the manual work with high automation production assembly line, and the production efficiency is improved.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a knife-type hairpin chamfering device with the screening and feeding functions, which solves the problems in the prior art.

In order to achieve the above purposes, the invention realizes a knife-type hairpin chamfering device with screening and feeding functions by the following technical scheme, which comprises a feeding end, a material reversing screening mechanism, a directional feeding mechanism, a synchronous chamfering mechanism and a cam divider, wherein one side of the feeding end is provided with a lifting track, two sides of the lifting track are provided with side plates, the tail end of the lifting track is provided with the material reversing screening mechanism, one side of the material reversing screening mechanism is provided with a mounting plate, one side of the mounting plate is fixed with a back plate, the top end of the back plate is provided with an end pin, the bottom end of the end pin is connected with a crank, the bottom end of the crank is connected with a connecting rod, one side of the connecting rod is provided with an arc clamp arm, one end of the connecting rod, far away from the crank, is provided with a shifting fork, one side of the bottom end of the shifting fork is provided with a positioning, a blanking groove is arranged on one side of the descending track, a directional feeding mechanism is arranged at the tail end of the descending track, a conveyor belt is arranged at the bottom end of the directional feeding mechanism, a turnover vertical plate is fixed on one side of the conveyor belt, an inclined material channel is connected to the top end of the conveyor belt, baffles are arranged on two sides of the inclined material channel, a screening groove is formed in the middle end of the inclined material channel, a synchronous chamfering mechanism is arranged at the tail end of the conveyor belt, a base is arranged at the bottom end of the synchronous chamfering mechanism, a sliding rail is arranged at the surface end of the base, a telescopic rod is arranged at the bottom end of the base, a connecting pin is connected to one side of the telescopic rod, a sliding seat is fixed at the top end of the connecting pin, adjusting rods are arranged on two sides of the sliding seat, a corner wheel is arranged at, and the escapement drum is provided with a workpiece groove at the meter end, a connecting shaft is arranged at the middle end of the escapement drum, and a cam divider is arranged at one end, far away from the escapement drum, of the connecting shaft.

Optionally, the material reversing screening mechanism is connected with the feeding end through a lifting track, the lifting track inclines upwards, the lifting track two sides are provided with side plates, and the lifting track width only allows the vertical orientation of putting of sword type hairpin material to pass through.

Optionally, the material reversing screening mechanism is fixed to one side of the top end of the side plate through the mounting plate, the mounting plate and the back plate are of an integrated structure, the end pin and the back plate are of a movable connection structure, and the connecting rod is connected with the end pin through the crank, so that a rotatable structure is formed.

Optionally, the connecting rod passes the arc tong arm clearance and is connected with pulling out the fork, and the arc tong arm comprises first half straight section and latter half lifting end two parts, pull out fork bottom one side and be fixed with parallel arrangement's two sets of locating levers, and the locating lever interval is identical with sword type hairpin microcephaly preset department diameter, it keeps away from locating lever one side and is fixed with the deflector to pull out the fork bottom, and the deflector longitudinal section is trapezoidal.

Optionally, the tail end portion of the lifting track coincides with the descending track, a material chute leading to the material inlet end is formed at the joint of the descending track, the descending track is connected with the directional feeding mechanism through an inclined track, and the inclined track inclines downwards.

Optionally, the inclined rail both sides are provided with the baffle, and inclined rail decline direction left side baffle has seted up breach department, the corresponding inclined rail of baffle breach department has seted up the screening groove, and the screening groove sets up the position right-hand member face and is located sword type hairpin geometric center, inclined rail end is connected with the conveyer belt, and the conveyer belt is located baffle breach department one side and is fixed with the upset riser.

Optionally, the tail end of the conveying belt is provided with a synchronous chamfering mechanism, the surface end of the base is provided with a sliding rail, a movable connecting structure is formed between the sliding seat and the sliding rail, and the telescopic rod is connected with the sliding seat through a connecting pin to form a transmission structure.

Optionally, an adjusting rod is arranged in a groove formed in two sides of the sliding seat, a transmission structure is formed between the adjusting rod and a corner wheel on the top end of the adjusting rod, the sliding seat is connected with the rotation center through an L-shaped crank, and the rotation center is connected with the base through a bearing to form a rotatable structure.

Optionally, a connecting shaft is arranged in a through groove formed in the middle end of the rotation center, the cam divider is connected with the escapement drum wheel through the connecting shaft to form an intermittent transmission structure, the meter end of the escapement drum wheel is provided with workpiece grooves corresponding to the number of the sliding seats, and the shape of the workpiece groove formed in the surface of the escapement drum wheel is matched with the shape of the material of the knife-type hairpin.

The invention provides a knife-type hairpin chamfering device with screening and feeding functions, which has the following beneficial effects:

1. the chamfering device of the knife-type hairpin with the screening and feeding functions is provided with a material-returning screening mechanism, according to the background technology, the first step of combing the hair of the knife-type hairpin with irregular placing position is to screen the return materials, the track pitch of the lifting track is known to allow only the hair in vertical direction to pass through, the arrangement of the material reversing screening mechanism only aims at identifying and screening the direction of the major diameter or the minor diameter when the wool passes through, and the production cost of an enterprise is undoubtedly greatly increased by using equipment such as visual detection or manual screening in the traditional manufacturing process, and the method is not suitable for workpiece production with low batch cost, so that the tool setting type hairpin material reversing identification screening realized by using a simple mechanical structure and a physical principle has the advantages of low cost, high accuracy, high efficiency, simple and convenient maintenance and the like, and has no alternatives.

2. The working principle of the screening mechanism of the cutter type hairpin chamfering device with the screening and feeding functions is that when and only when the wool passes through the forward placing position, the locating rods on two sides of the shifting fork can clamp the preset position of the small diameter part of the cutter type hairpin, the small diameter top end smoothly guides the wool to a descending track through the guide plate with the trapezoidal longitudinal section to be continuously conveyed, when the wool passes through the shifting fork at the reverse placing position, the wool is extruded and shifted through the locating rods, so that the shifting fork is lifted to the descending track from the arc clamping arm with the straight section as the front half section to the rear half section to form a lifting trend, and further backward reaction force is generated on the wool, the reaction force is smaller than the extrusion force among materials in design, and the reverse wool extruded by subsequent workpieces falls into the descending track, receive to pull out under the effort of fork backswing and return to the feed end through the charging chute, know the mechanism by last and simply lack accurate high-efficient, the suitability is very strong to the screening mechanism of sword type hairpin material reaction.

3. The cutter type hairpin chamfering device with the screening and feeding functions is provided with the directional feeding mechanism, the situation that the placing positions of the hair materials are required to be unified before the cutter type hairpin materials are fed into the chamfering process after being subjected to material returning screening according to the background technology, namely, the directions of the blade faces are required to be consistent, and the subsequent processes are favorably positioned and processed, aiming at the purpose of realizing the purpose, the invention designs a mechanism for carrying out directional screening by utilizing the special property that the gravity center of the materials is not positioned at the geometric center of the materials aiming at the structural characteristics of the cutter type hairpin materials, when the gravity center of the hair materials is deviated to the right of the geometric center, the hair materials can be directly conveyed to a conveying belt through an inclined material channel, otherwise, the hair materials fall down through a screening groove corresponding to a baffle gap and fall onto the conveying belt after being overturned through an overturning vertical plate, the screening mechanism is simple, high-efficiency and accurate, and can realize, the applicability is very strong.

4. According to the knife-type hairpin chamfering device with the screening and feeding functions, due to the fact that the synchronous chamfering mechanism is arranged, the problem that the chamfering device in the traditional manufacturing process is low in machining efficiency generally exists, and the chamfering device cannot adapt to large-batch rapid machining of workpieces.

5. According to the cutter type hairpin chamfering device with the screening and feeding functions, due to the fact that the escapement drum wheel is arranged, synchronous chamfering operation can be conducted on multiple groups of workpieces according to requirements of batch processing producers of low-cost products, however, the existing chamfering device is low in efficiency due to few stations.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic view of a finished product of the hairpin ornament of the invention;

FIG. 3 is a schematic front view of the reverse screening mechanism of the present invention;

FIG. 4 is a schematic top view of the material reversing and screening mechanism of the present invention;

FIG. 5 is a side view of the fork of the present invention;

FIG. 6 is a schematic top view of the directional feeding mechanism of the present invention;

FIG. 7 is a schematic front view of the synchronous chamfering mechanism according to the present invention;

FIG. 8 is a schematic top view of the synchronous chamfering mechanism according to the present invention.

In the figure: 1. a feeding end; 2. lifting the track; 3. a side plate; 4. a material returning screening mechanism; 5. mounting a plate; 6. a back plate; 7. an end pin; 8. a crank throw; 9. a connecting rod; 10. an arc-shaped tong arm; 11. shifting a fork; 12. positioning a rod; 13. a guide plate; 14. a descending track; 15. a charging chute; 16. a directional feeding mechanism; 17. a conveyor belt; 18. turning over the vertical plate; 19. inclining the material channel; 20. a baffle plate; 21. a screening tank; 22. a synchronous chamfering mechanism; 23. a base; 24. a slide rail; 25. a telescopic rod; 26. a connecting pin; 27. a sliding seat; 28. adjusting a rod; 29. a horn ring; 30. an L-shaped crank; 31. a center of rotation; 32. an escapement drum; 33. a workpiece groove; 34. a connecting shaft; 35. a cam divider.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

Referring to fig. 1 to 8, the present invention provides a technical solution: a cutter type hairpin chamfering device with screening and feeding functions comprises a feeding end 1, a reverse material screening mechanism 4, a directional feeding mechanism 16, a synchronous chamfering mechanism 22 and a cam divider 35, wherein a lifting track 2 is arranged on one side of the feeding end 1, side plates 3 are arranged on two sides of the lifting track 2, the reverse material screening mechanism 4 is connected with the feeding end 1 through the lifting track 2, the lifting track 2 is inclined upwards, the side plates 3 are arranged on two sides of the lifting track 2, the width of the lifting track 2 only allows materials of the cutter type hairpin to pass through vertically, the inclined upwards structure of the lifting track 2 is designed to reserve enough descending distance for an inclined material channel 19 in the directional feeding mechanism 16, the directional screening is completed by using the principle that the gravity center deviates from the geometric center, the structure setting that the width of the lifting track 2 only allows the materials of the cutter type hairpin to pass through vertically is designed to realize the primary screening of the hairiness of the cutter type hairpin, the method has the advantages that the wool is prevented from entering the lifting track 2 in the horizontal direction to increase the screening variable of the knife-type hairpin, the screening process is reduced, the production efficiency is improved, the material reversing screening mechanism 4 is arranged at the tail end of the lifting track 2, the mounting plate 5 is arranged on one side of the material reversing screening mechanism 4, the back plate 6 is fixed on one side of the mounting plate 5, the end pin 7 is arranged at the top end of the back plate 6, the crank 8 is connected to the bottom end of the end pin 7, the connecting rod 9 is connected to the bottom end of the crank 8, the material reversing screening mechanism 4 is fixed on one side of the top end of the side plate 3 through the mounting plate 5, the mounting plate 5 and the back plate 6 are of an integrated structure, the end pin 7 and the back plate 6 are of a movable connecting structure, the connecting rod 9 is connected with the end pin 7 through the crank 8 to form a rotatable structure, the material reversing screening mechanism 4 is fixed on one side of the top end of, the movable connecting structure between the end pin 7 and the back plate 6 enables the material reversing screening mechanism 4 to adapt to screening of workpieces with different lengths, so that a producer can conveniently adjust the material reversing screening mechanism according to the specifications of the workpieces to be screened, the applicability is strong, the connecting rod is connected with the end pin through the crank and forms a rotatable structure, so that the material reversing screening mechanism is convenient for screening the workpieces of material reversing of the shifting fork 11, the shifting fork 11 is forced to obliquely and upwards displace along the arc-shaped clamp arm 10 through the connecting rod 9 while the material reversing workpieces generate extrusion force on the positioning rod 12 at the bottom end of the shifting fork 11, the material reversing workpieces are forced to fall into the blanking groove 15 arranged at one side of the descending track 14 through the connecting rod 9 under the action of gravity and return to the feeding end 1 for secondary screening, the arc-shaped clamp arm 10 is arranged at one side of the connecting rod 9, the shifting fork 11 is arranged at one end far away from the crank 8, the positioning rod 12, the connecting rod 9 passes through the gap of the arc-shaped tong arm 10 to be connected with the shifting fork 11, the arc-shaped tong arm 10 consists of a front half part straight section and a rear half part lifting end, two groups of positioning rods 12 which are arranged in parallel are fixed on one side of the bottom end of the shifting fork 11, the distance between the positioning rods 12 is matched with the diameter of a small head preset part of the knife-type hairpin, a guide plate 13 is fixed on one side of the bottom end of the shifting fork 11, which is far away from the positioning rods 12, the longitudinal section of the guide plate 13 is trapezoidal, the lifting end of the rear half part of the arc-shaped tong arm 10 is arranged to screen a reaction workpiece, the front half part straight section is arranged to assist and guide the forward material, the two groups of positioning rods 12 which are arranged in parallel on the bottom end of the shifting fork 11 are arranged to clamp and guide the small-diameter preset position of the knife-type hairpin workpiece, the structure that the longitudinal section of the guide plate 13 is trapezoidal is arranged, the positive materials are driven to fall into a descending rail 14, one end, far away from a lifting rail 2, of a material reversing screening mechanism 4 is connected with the descending rail 14, a blanking groove 15 is arranged on one side of the descending rail 14, the tail end portion of the lifting rail 2 is overlapped with the descending rail 14, the blanking groove 15 leading to a feeding end 1 is formed in the joint of the descending rail 14, the descending rail 14 is connected with a directional feeding mechanism 16 through an inclined rail 19, the inclined rail 19 inclines downwards, the blanking groove 15 formed in one side of the descending rail 14 has the effect that when the materials are driven to be located on an arc-shaped clamp arm 10 through a positioning rod 12 to be displaced, the reverse acting force generated by a shifting fork 11 is smaller than the extrusion force of a knife-shaped hairpin wool part, the workpieces of the materials are forced to be separated from the lifting rail 2, at the moment, the materials are pushed into the blanking groove 15 to finally return to the feeding end 1 under the, ensuring that all workpieces are oriented consistently, namely, the workpieces pass through the material reversing screening mechanism 4 at the small-diameter and super-large placing positions, the descending rail 14 is provided with a downward inclined structure which is beneficial to providing enough acceleration distance for the hair of the knife-type hairpin, and is beneficial to carrying out directional screening in subsequent processes, the tail end of the descending rail 14 is provided with the directional feeding mechanism 16, the bottom end of the directional feeding mechanism 16 is provided with the conveyor belt 17, one side of the conveyor belt 17 is fixed with the turnover vertical plate 18, the top end of the conveyor belt 17 is connected with the inclined material channel 19, two sides of the inclined material channel 19 are provided with the baffles 20, the middle end of the inclined material channel 19 is provided with the screening groove 21, two sides of the inclined rail 19 are provided with the baffles 20, the left baffle 20 in the descending direction of the inclined rail 19 is provided with a notch, the notch of the baffle 20 is provided with the screening groove 21 corresponding to the inclined rail 19, and the conveyor belt 17 is fixed with the turnover vertical plate 18 at one side of the gap of the baffle 20, the arrangement principle of the directional feeding mechanism 16 is that a mechanism for directional screening by utilizing the special property that the gravity center of the material is not at the geometric center is designed according to the structural characteristics of the knife-type hairpin material, if and only if the gravity center of the wool deviates to the right of the geometric center, the wool can be directly conveyed to the conveyor belt 17 through the inclined material channel 19, otherwise the wool falls down through the screening groove 21 corresponding to the gap of the baffle 20, falls down through the turnover vertical plate 18 and falls onto the conveyor belt 17 after being turned over, the screening mechanism is simple, efficient and accurate, the rapid and large-batch centralized screening of workpieces can be realized, the applicability is strong, the tail end of the conveyor belt 17 is provided with the synchronous chamfering mechanism 22, the bottom end of the synchronous chamfering mechanism 22 is provided with the base 23, the surface end of the base 23 is provided with the slide rail, a sliding seat 27 is fixed at the top end of the connecting pin 26, a synchronous chamfering mechanism 22 is arranged at the tail end of the conveyor belt 17, a sliding rail 24 is arranged at the surface end of the base 23, a movable connecting structure is formed between the sliding seat 27 and the sliding rail 24, the telescopic rod 25 is connected with the sliding seat 27 through the connecting pin 26 to form a transmission structure, the telescopic rod 25 forms the transmission structure between the connecting pin 26 and the sliding seat 27, the structure aims to complete the synchronous motion of the sliding seats 27 at four positions only through the transmission of a group of piston cylinders through the telescopic rod 25, the arrangement of the sliding rail 26 is favorable for the smooth displacement of the sliding seat 27 at the top end of the base 23, the arrangement number of the sliding rail 26 corresponds to the arrangement number of the sliding seats 27 and also corresponds to the number of the subsequent workpiece grooves 33 arranged at the surface end of the drum 32, adjusting rods 28 are arranged at two sides of the sliding seat 27, the end of the L-shaped crank 30 far away from the sliding seat 27 is connected with a rotating center 31, the grooves arranged at the two sides of the sliding seat 27 are internally provided with adjusting rods 28, a transmission structure is formed between the adjusting rods 28 and the horn pulleys 29 at the top end of the adjusting rods 28, the sliding seat 27 is connected with the rotating center 31 through the L-shaped crank 30, the rotating center 31 is connected with the base 23 through a bearing to form a rotatable structure, the power transmission of the telescopic rod 25 between the sliding seats 27 is realized through the transmission of the L-shaped crank 30 and the synchronous rotation of the rotating center 31, the rotating center 31 is connected with the base 23 through the bearing to form a rotatable structure, the power of the L-shaped crank 30 connected with one side of the sliding seat 27 connected with the telescopic rod 25 is favorably transmitted through the rotation, the power is transmitted to the L-shaped cranks at the other three positions through the rotation, and the adjusting rods 28 arranged in the grooves, the synchronous chamfering device can adapt to synchronous chamfering operation of products with different specifications and structures, the production efficiency is obviously improved, the middle end of a rotating center 31 is provided with an escapement drum wheel 32, the surface end of the escapement drum wheel 32 is provided with a workpiece groove 33, the middle end of the escapement drum wheel 32 is provided with a connecting shaft 34, one end of the connecting shaft 34, which is far away from the escapement drum wheel 32, is provided with a cam divider 35, the through groove arranged at the middle end of the rotating center 31 is internally provided with the connecting shaft 34, the cam divider 35 is connected with the escapement drum wheel 32 through the connecting shaft 34 to form an intermittent transmission structure, the surface end of the escapement drum wheel 32 is provided with the workpiece grooves 33 with the number corresponding to that of sliding seats 27, the shape of the workpiece grooves 33 arranged on the surface of the escapement drum wheel 32 is matched with the shape of a knife type hairpin material, the arrangement of the escapement drum wheel 32 changes the problem, the number of the workpiece grooves 33 is not limited to four groups shown in the attached drawings, the workpiece grooves 33 are structurally matched with the shape of the knife-type hairpin workpiece, stable workpiece clamping is guaranteed, the escapement drum 32 is connected with the cam divider 35 through the connecting shaft 34, an intermittent transmission structure is achieved, feeding of the knife-type hairpin workpiece can be rapidly achieved, and efficiency is remarkably improved.

In conclusion, when the hair pin lifting device is used, a power supply is switched on, the hair material of the knife hair pin subjected to pre-pressing forming is sent into a lifting track 2 through a feeding end 1, the lifting track 2 inclines upwards until a material reversing screening mechanism 4 returns to be straight, the purpose is to enable the horizontal plane of the material reversing screening mechanism 4 to be higher than a directional feeding mechanism 16, side plates 3 are arranged on two sides of the lifting track 2, a mounting plate 5 is welded on one side of the tail end of each side plate 3, the mounting plate 5 and a back plate 6 are of an integrated structure, an end pin 7 is movably connected with a slide rail at the top end of the back plate 6 and can be used for fixing the position of the end pin 7 corresponding to the back plate 6 through a buckle, the end pin 7 is connected with a connecting rod 9 through a crank 8 to form a rotatable mechanism, the connecting rod 9 penetrates through an arc-shaped clamp arm 10 to be connected with a shifting fork 11, the arc-shaped clamp, the other side of the bottom end of the shift fork 11 is fixed with a guide plate 13 with a height lower than the positioning rod 12, and the longitudinal section of the guide plate 13 is trapezoidal, according to the fourth claim, the working principle of the material-reversing screening mechanism 4 for screening the hair material of the knife-type hairpin is that when and only when the hair material passes through the positioning rods 12 at the two sides of the shift fork 11 in the forward placing position, the small diameter position of the knife-type hairpin is clamped, the top end of the small diameter smoothly guides the hair material to the descending track 14 through the guide plate 13 with a trapezoidal longitudinal section, and when the hair material passes through the shift fork 11 in the reverse placing position, the major diameter width of the hair material is larger than the distance between the positioning rods 12 at the two sides, the hair material extrudes the shift fork 11 through the positioning rods 12, so that the shift fork 11 is lifted from the arc-shaped tong arm 10 with the front half section as the flat section to the rear half section to be in a lifting trend, and further generate a backward reactive force on the hair material, and the reactive force is smaller, the reverse wool extruded by the subsequent workpiece falls into the descending rail 14, returns to the feeding end 1 through the blanking groove 15 under the action of the swinging force of the shifting fork 11, the descending rail 14 inclines downwards and is connected with the inclined material channel 19 at the top end of the directional chamfering mechanism 16, the tail end of the inclined material channel 19 is connected with the conveyor belt 17, the two sides of the inclined material channel 19 are provided with the baffle plates 20, the baffle plates 20 are positioned at the left side of the falling direction of the inclined material channel and are provided with notches, the inclined material channel 19 corresponding to the notches of the baffle plates 20 is provided with the screening groove 21, the right end face of the screening groove 21 is positioned at the geometric center of the knife-shaped hairpin, the conveyor belt 17 corresponding to the notches of the baffle plates 20 is fixed with the overturning vertical plate 18 at one side, if the gravity center of the wool deviates to the right of the geometric center, the wool can be directly conveyed to the conveyor belt 17 through the inclined material channel 19, otherwise, the wool falls through the screening groove 21 corresponding, the screening mechanism is simple, efficient and accurate, all the hair materials of the knife type hairpin are fed into the synchronous chamfering mechanism 22 through the conveyor belt 17 at a uniform placing position, the hair materials are fed into the workpiece grooves 33 formed in the surface of the escapement drum 32 matched with the structural shape of the hair materials, the cam divider 35 is started to drive the escapement drum 32 to intermittently rotate until all the workpiece grooves 33 at the surface end of the escapement drum 32 are filled with the hair materials, the telescopic rod 25 at one side of the bottom end of the base 23 is started, the telescopic rod 25 is connected with the sliding seat 27 through the connecting pin 26 to form a transmission structure, the sliding rail 24 arranged at the top end of the base 23 of the sliding seat 27 is driven to move towards the circle center, the adjusting rods 28 are arranged in the grooves at two sides of the sliding seat 27 and can adjust the processing angles of the corner wheels 29 at two sides, the bottom end of the sliding seat 27 is connected with the rotating center 31 through the L-shaped crank 30, the rotating, the L-shaped cranks 30 connected to the other three edges of the rotating center 31 drive the other three sliding seats 27 to realize synchronous clamping, so that the corner wheels 29 at the two ends of the sliding seats 27 are in contact with the hair of the hairpin with the knife shape in the corresponding workpiece groove 33 to complete the chamfering process.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a sword type hairpin chamfer equipment that possesses screening feed function, includes feed end (1), material reversing screening mechanism (4), directional feed mechanism (16), synchronous chamfer mechanism (22) and cam wheel splitter (35), its characterized in that: a lifting track (2) is arranged on one side of the feeding end (1), side plates (3) are arranged on two sides of the lifting track (2), a material reversing screening mechanism (4) is arranged at the tail end of the lifting track (2), a mounting plate (5) is arranged on one side of the material reversing screening mechanism (4), a back plate (6) is fixed on one side of the mounting plate (5), an end pin (7) is arranged at the top end of the back plate (6), a crank (8) is connected to the bottom end of the end pin (7), a connecting rod (9) is connected to the bottom end of the crank (8), an arc-shaped tong arm (10) is arranged on one side of the connecting rod (9), a pulling fork (11) is arranged at one end, away from the crank (8), of the connecting rod (9), a positioning rod (12) is arranged on one side of the bottom end of the pulling fork (11), a guide plate (13) is arranged on the other side of the bottom end of the, a blanking groove (15) is arranged on one side of the descending track (14), a directional feeding mechanism (16) is arranged at the tail end of the descending track (14), a conveying belt (17) is arranged at the bottom end of the directional feeding mechanism (16), a turnover vertical plate (18) is fixed on one side of the conveying belt (17), an inclined material channel (19) is connected to the top end of the conveying belt (17), baffles (20) are arranged on two sides of the inclined material channel (19), a screening groove (21) is formed in the middle end of the inclined material channel (19), a synchronous chamfering mechanism (22) is arranged at the tail end of the conveying belt (17), a base (23) is arranged at the bottom end of the synchronous chamfering mechanism (22), a sliding rail (24) is formed at the surface end of the base (23), an expansion link (25) is arranged at the bottom end of the base (23), a connecting pin (26) is connected to one side, the adjustable escape wheel is characterized in that adjusting rods (28) are arranged on two sides of the sliding seat (27), an angle wheel (29) is arranged at the top end of each adjusting rod (28), an L-shaped crank (30) is connected to the bottom end of each sliding seat (27), one end, far away from the sliding seat (27), of each L-shaped crank (30) is connected with a rotating center (31), an escape drum wheel (32) is arranged at the middle end of each rotating center (31), a workpiece groove (33) is formed in the meter end of the escape drum wheel (32), a connecting shaft (34) is arranged at the middle end of the escape drum wheel (32), and a cam divider (35) is arranged at one end, far.

2. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: anti-material screening mechanism (4) are connected with feed end (1) through lifting track (2), and lifting track (2) slope upwards, lifting track (2) both sides are provided with curb plate (3), and lifting track (2) track width only allow the vertical orientation of putting of sword type hairpin material to pass through.

3. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: the material reversing screening mechanism (4) is fixed on one side of the top end of the side plate (3) through the mounting plate (5), the mounting plate (5) and the back plate (6) are of an integrated structure, the end pin (7) and the back plate (6) are of a movable connection structure, and the connecting rod (9) is connected with the end pin (7) through the crank (8) to form a rotatable structure.

4. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: connecting rod (9) pass arc tong arm (10) clearance and are connected with shifting fork (11), and arc tong arm (10) comprise first half straight section and latter half lifting end two parts, shift fork (11) bottom one side is fixed with two sets of locating levers (12) of parallel arrangement, and locating lever (12) interval and sword type hairpin microcephaly preset the department diameter identical, it is fixed with deflector (13) to keep away from locating lever (12) one side in fork (11) bottom, and deflector (13) longitudinal section is trapezoidal.

5. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: the tail end part of the lifting track (2) is overlapped with the descending track (14), a blanking groove (15) leading to the feeding end (1) is formed in the joint of the descending track (14), the descending track (14) is connected with the directional feeding mechanism (16) through an inclined track (19), and the inclined track (19) inclines downwards.

6. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: inclined rail (19) both sides are provided with baffle (20), and inclined rail (19) decline direction left side baffle (20) seted up breach department, baffle (20) breach department corresponds inclined rail (19) and has seted up screening groove (21), and screens groove (21) and set up the position right-hand member face and be located sword type hairpin geometric center, inclined rail (19) end is connected with conveyer belt (17), and conveyer belt (17) are located baffle (20) breach department one side and are fixed with upset riser (18).

7. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: the end of the conveyor belt (17) is provided with a synchronous chamfering mechanism (22), the surface end of the base (23) is provided with a sliding rail (24), a movable connecting structure is formed between the sliding seat (27) and the sliding rail (24), and the telescopic rod (25) is connected with the sliding seat (27) through a connecting pin (26) to form a transmission structure.

8. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: the adjustable sliding seat is characterized in that adjusting rods (28) are arranged in grooves formed in two sides of the sliding seat (27), a transmission structure is formed between each adjusting rod (28) and a corner wheel (29) at the top end of the adjusting rod, the sliding seat (27) is connected with a rotating center (31) through an L-shaped crank (30), and the rotating center (31) is connected with the base (23) through a bearing to form a rotatable structure.

9. The hairpin chamfering device with the screening and feeding functions as claimed in claim 1, wherein: a connecting shaft (34) is arranged in a through groove formed in the middle end of the rotating center (31), the cam divider (35) is connected with the escapement drum wheel (32) through the connecting shaft (34) to form an intermittent transmission structure, the number of workpiece grooves (33) corresponding to the number of sliding seats (27) is formed in the surface of the escapement drum wheel (32), and the shape of each workpiece groove (33) formed in the surface of the escapement drum wheel (32) is matched with the shape of the material of the knife-type hairpin.