CN216097447U

CN216097447U - Automatic feeding mechanism for brush bristles of painting brush

Info

Publication number: CN216097447U
Application number: CN202122678531.4U
Authority: CN
Inventors: 许观良; 顾江华
Original assignee: Ningbo Kangda Art Painting Material Group Co ltd
Current assignee: Ningbo Kangda Art Painting Material Group Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-03-22
Anticipated expiration: 2031-11-03

Abstract

The utility model relates to an automatic feeding mechanism of painting brush bristles, which is used for conveying and transferring the bristles to a pen tube of a conveying mechanism and comprises a fourth base, a bristle receiver, a bristle taking block, a push rod and a second clamping jaw, wherein the fourth base is arranged beside the conveying mechanism and is provided with a horizontally arranged mounting platform, the bristle receiver is arranged on the mounting platform and is provided with a receiving groove for vertically receiving the bristles, one end of the receiving groove, facing the conveying mechanism, is opened to form a bristle taking opening, the bristle taking block is arranged on the mounting platform in a sliding manner back and forth and always seals the bristle taking opening, an open groove for pressing a certain amount of bristles into the bristle taking opening is formed in the side wall of the bristle taking block, the push rod is arranged on the fourth base in a movable manner along the length direction of the receiving groove, part of the push rod extends into the receiving groove and always pushes the bristles to move towards the bristle taking opening, the second clamping jaw can be arranged between the conveying mechanism and the wool-taking block in a turnover mode.

Description

Automatic feeding mechanism for brush bristles of painting brush

Technical Field

The utility model relates to the technical field of automatic production equipment, in particular to an automatic feeding mechanism for brush bristles.

Background

The oil painting brush plays a role in holding a great deal in the field of painting, and is a necessary tool for oil painting enthusiasts. The oil painting brush mainly comprises a penholder, a metal fixing ring and a pen point, wherein the penholder is a cylindrical object, and the pen point and the penholder are fixed by the metal fixing ring. The pen point is made by bundling animal hairs, and for the oil painting brush, the pen point is an important part of the oil painting brush and directly influences the painting effect, and a good oil painting brush is required to be matched with a good pen point.

At present, the degree of automation of oil painting brush production is very low, especially oil painting brush nib production, because oil painting brush nib mainly adopts materials such as animal hair, nylon hair, and the material of nib is soft, light and comparatively short, consequently oil painting brush nib production process is realized by the manual mode completely.

The production mode of traditional oil painting brush nib is: the method comprises the steps of sequentially bundling the wool, cutting the wool (to a required length), gluing and curing the single surface, cutting and dividing the wool (to a required quantity according to the quantity of the wool required by the pen tube), inserting the wool into the pen tube, jacking the pen tube to a required position by using a thimble, flattening the pen tube and injecting glue into the pen tube for curing. The whole process of the traditional production process is manually finished, the production quality is controlled by the experience of an operator, the production efficiency is low, the product quality stability is poor, and the pressure of the production cost of the oil painting brush is increased along with the continuous improvement of the labor cost, so that the enterprise development is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art, and provides an automatic feeding mechanism of painting brush bristles, which can automatically feed the bristles in the automatic production process so as to improve the production efficiency and the stability of product quality and reduce the production cost.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides an automatic feeding mechanism of painting brush pen hair for carry and transfer the pen hair to transport mechanism's pen tube on, be provided with the pen tube positioning mechanism who is used for holding the pen tube on the transport mechanism, include fourth base, a hair storage device, get hair piece, push rod and second clamping jaw, transport mechanism's side and have horizontal arrangement's mounting platform are located to the fourth base, a hair storage device locates on the mounting platform and has the groove of accomodating that is used for vertical storage pen hair, should accomodate the groove orientation transport mechanism's one end is opened and is formed and is got the burr, it can slide around to locate on the mounting platform and will get the burr all the time and seal to get the burr, it has the open slot that supplies quantitative pen hair to impress wherein to get to open on the lateral wall that the burr was arranged to get the burr orientation, the push rod can be located on the fourth base along the length direction removal of accomodating the groove, just the part of push rod stretches into and accomodates in the groove, Promote the pen hair all the time and be the trend to getting the removal of writing brush mouth direction, the second clamping jaw can be located transport mechanism with overturning and get between the writing brush piece, the second clamping jaw is flipped to the level and is arranged and is used for pressing from both sides the pen hair of getting in the open slot under getting writing brush piece top state, the second clamping jaw is flipped to the level and is arranged and is used for inserting the pen hair that it got under transport mechanism top state in the pen tube on the pen tube positioning mechanism.

Preferably, the writing brush hair receiver comprises a bottom plate, a first side plate and a second side plate, wherein the bottom plate is horizontally arranged on the mounting platform, the first side plate and the second side plate are arranged at intervals and extend perpendicular to the transmission direction of the transmission mechanism, and guide long openings for the push rods to be inserted into the guide long openings and move along the length direction of the first side plate and the length direction of the second side plate are formed in the first side plate and the second side plate.

Preferably, a fifth driving member for driving the pushing rod to reciprocate along the feeding direction of the writing brush is arranged beside the writing brush accommodating device, and the fifth driving member is connected with the pushing rod.

Preferably, the fifth driving member is an air cylinder, a piston rod of the air cylinder abuts against the outer end of the writing brush hair receiver, and a third guide rail which extends along the writing brush hair conveying direction and is matched with the fifth driving member in a guiding manner is arranged on the mounting platform.

Preferably, a first assembling block is arranged on the outer side of the accommodating groove, a notch with gradually increasing depth from the outside to the accommodating groove is formed in the front side wall of the first assembling block, and in the state that the hair taking of the hair taking block is completed, the outer edge of the open groove is aligned with the outer edge of the notch, and the notch is communicated with the open groove to form a quantitative temporary storage area for brush hair.

Preferably, the side wall of the burr taking block facing the burr taking opening is formed into a third inclined surface which is gradually inclined from top to bottom into the burr taking opening, and correspondingly, an inclined opening groove which can be matched with the third inclined surface is formed at the end part of the first side plate and/or the second side plate.

Preferably, a guide arm which is arranged close to the bristle taking opening and used for guiding the pen bristles to the temporary storage area of the pen bristles is arranged in the accommodating groove, and the guide arm extends obliquely from the inner side wall, far away from the first assembling block, in the accommodating groove to the bristle taking block. The front end of the guide arm is provided with a yielding groove into which the third inclined surface is inserted.

The fourth base is provided with a fourth guide rail extending along the sliding direction of the wool-taking block, the wool-taking block is connected to the fourth guide rail through a sliding block in a sliding mode, a connecting plate extending outwards is arranged on the side wall of the wool-taking block, a sixth driving piece used for driving the wool-taking block to slide is arranged on the fourth base, and the output end of the sixth driving piece is connected with the connecting plate.

Preferably, a seventh driving member for driving the second clamping jaw to turn over is arranged at the edge of the fourth base, an output shaft of the seventh driving member is arranged in parallel to the transmission direction of the transmission mechanism, a turning plate capable of rotating along with the output shaft of the seventh driving member is connected to the output shaft of the seventh driving member, and the second clamping jaw is arranged on the turning plate.

Preferably, the second clamping jaw comprises an eighth driving piece arranged on the turning plate and two second clamping arms connected to the outer end of the eighth driving piece, and the eighth driving piece is used for driving the two second clamping arms to move relatively, so that the second clamping jaw is opened or the writing brush is clamped.

Preferably, the fourth base is provided with two groups of pen hair containers and a push rod structure which are arranged side by side, the bottom of the fourth base is provided with a first driving mechanism which can drive the fourth base to move back and forth along the sliding direction of the hair taking block, and the first driving mechanism is realized through the matching of an air cylinder and a guide rail.

Compared with the prior art, the utility model has the advantages that: the utility model provides a local structure of production equipment capable of automatically assembling pen points, which is used for automatically feeding pen bristles and transferring the pen bristles into a pen tube of a pen tube positioning mechanism on a conveying mechanism, so that the pen tube and the pen bristles are conveniently conveyed to corresponding stations through the conveying mechanism for further assembly, the feeding process is free from influence of human factors, the production efficiency and the product quality stability are effectively improved, the labor cost is saved, the production cost of the pen points is further reduced, and finally the manufactured product has market competitiveness.

Drawings

FIG. 1 is a schematic structural diagram of an automatic production apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a writing brush feeding mechanism according to an embodiment of the present disclosure;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a partial cross-sectional view of FIG. 3;

fig. 6 is a partially enlarged view of fig. 2.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The automatic feeding mechanism of painting brush hair of this embodiment is a part in the automatic production equipment of painting brush nib, as shown in fig. 1, automatic production equipment is used for carrying out automatic assembly with a pencil tube a and a hair b, including mount pad 100 and pencil tube positioning mechanism 1, transport mechanism 2, pencil tube feeding mechanism 3, the automatic feeding mechanism 4 of painting brush hair, clapping mechanism 5, blowing mechanism 6, clamp flat mechanism 7, glue dripping mechanism 8, nib unloading mechanism 9, mount pad 100 has top platform 100a, other mechanisms are all installed on top platform 100a of mount pad 100.

The conveying mechanism 2 circularly conveys the pen tubes along an annular track, and the pen tube positioning mechanism 1 is arranged on the conveying mechanism 2 and used for vertically clamping the pen tubes a. Because the pencil tube positioning mechanism 1 is used for driving the pencil tubes a to sequentially pass through a plurality of stations along the conveying mechanism 2 to assemble the pencil tubes a and the brush hair, in order to improve the assembly efficiency, the pencil tube positioning mechanism 1 is provided with a plurality of pencil tubes, the pencil tubes are arranged on the conveying mechanism 2 at intervals, and the pencil tubes positioning mechanisms 1 are circularly conveyed along with the conveying mechanism 2.

In this embodiment, an automatic feeding mechanism 4 for brush bristles is disposed downstream of the tube feeding mechanism 3, and is used for quantitatively gripping vertically placed bristles b and inserting the bristles into the tube a from the upper port of the tube a.

Specifically, as shown in fig. 2 to 6, the automatic feeding mechanism 4 for brush bristles of the present embodiment includes a fourth base 41, a bristle container 42, a bristle pickup block 43, a push rod 44 and a second clamping jaw 45, the fourth base 41 is disposed beside the conveying mechanism 2 and has a horizontally disposed mounting platform 411, the container 42 is disposed on the mounting platform 411 and has a storage groove 421 for vertically storing bristles, the storage groove 421 is open towards one end of the conveying mechanism 2 to form a bristle pickup opening, and the bristle pickup block 43 can be slidably disposed on the mounting platform 411 back and forth and always seals the bristle pickup opening. An open groove 431 for pressing quantitative writing brush hairs into is formed in the side wall, facing the hair taking opening, of the hair taking block 43, the push rod 44 is movably arranged on the fourth base 41 along the length direction of the accommodating groove 421, and part of the push rod 44 extends into the accommodating groove 421 and always pushes the writing brush hairs to move towards the hair taking opening. The second clamping jaw 45 is arranged between the conveying mechanism 2 and the hair taking block 43 in a turnover manner, the second clamping jaw 45 is turned to be horizontally arranged above the hair taking block 43 and used for clamping the hairs in the open groove 431, and the second clamping jaw 45 is turned to be horizontally arranged above the conveying mechanism 2 and used for inserting the hairs clamped by the second clamping jaw into the upper port of the pen tube a on the pen tube positioning mechanism 1.

By adopting the structure, when the hairs need to be taken, the initial position of the hair taking block 43 is the position where the open groove 431 corresponds to the hair taking opening, at this time, the hairs in the accommodating groove 421 enter the open groove 431 under the abutting pressure of the push rod 44, the hair taking block 43 is driven to slide forwards until the open groove 431 is positioned outside the accommodating groove 421, at this time, the second clamping jaw 45 is driven to turn over to be horizontally arranged above the hair taking block 43 and clamp the middle-lower part of the hairs, the upper ends of the hairs are relatively spread and the lower ends of the hairs are relatively furled under the state that the hairs are clamped at the middle-lower part, then, the second clamping jaw 45 is driven to turn over to be horizontally arranged above the conveying mechanism 2, at this time, the furled ends of the quantitative hairs clamped by the second clamping jaw 45 can be rightly downward and are inserted into the corresponding pen tube a. Therefore, the pen hair clamping device is convenient to operate, the quantitative hair taking is convenient, and the problem of failure in inserting partial pen hairs in the hair inserting process can be avoided by clamping the positions of the pen hairs.

The bristle holder 42 includes a bottom plate 422, a first side plate 423 and a second side plate 424, the bottom plate 422 is horizontally disposed on the mounting platform 411, the first side plate 423 and the second side plate 424 are disposed at intervals and extend perpendicular to the transmission direction of the transmission mechanism 2, and the first side plate 423 and the second side plate 424 are provided with guide slots 420 into which the push rod 44 is inserted and move along the length direction of the first side plate 423 and the second side plate 424. A fifth driving member 46 for driving the push rod 44 to reciprocate along the feeding direction of the brush (i.e., the length direction of the first and second side plates) is provided beside the brush holder 42, and the fifth driving member 46 is connected to the push rod 44. The fifth driving member 46 is an air cylinder, a piston rod of the air cylinder abuts against the outer end of the writing brush hair receiver 42, and a third guide rail 461 extending along the writing brush hair conveying direction and guiding and matching with the fifth driving member 46 is arranged on the mounting platform 411. The structure is beneficial to enabling the push rod 44 and the brush hair container 42 to be assembled compactly, and the fifth driving piece 46 is utilized to provide enough pressure for the compressing and conveying of the brush hair, so that the brush hair is prevented from being scattered, and the hair taking effect is improved.

The first assembling block 425 is disposed outside the receiving groove 421, a notch 4251 whose depth gradually increases from the outside to the receiving groove 421 is formed on the front side wall of the first assembling block 425, when the bristle-removing block 43 finishes removing bristles, the outer edge of the open groove 431 is aligned with the outer edge of the notch 4251, and the notch 4251 is communicated with the open groove 431 to form a temporary quantitative bristle storage area 400. After the quantitative hair taking of the hair taking block 43 is finished, the structure can play a role in restraining the hair in the open groove 431, and the hair is prevented from scattering.

The side wall of the burr taking block 43 facing the burr taking hole is formed into a third inclined surface 432 which is gradually inclined from top to bottom into the burr taking hole, correspondingly, an inclined groove 4231 which can be matched with the third inclined surface 432 is formed at the end part of the first side plate 423, and a straight groove 4241 which can be matched with the third inclined surface 432 is formed at the end part of the second side plate 424. The third inclined surface 432 is actually arranged to reduce the thickness of the hair taking block 43, so that the force of the hair taking block 43 during the rubbing of the pen hair is more concentrated, and the third inclined surface 432 is matched with the moving process of the hair taking block 43, so that the quantitative pen hair can be quickly and accurately clamped into the open groove 431.

The storage groove 421 is provided with a guide arm 426 disposed close to the bristle taking opening for guiding the bristles to the bristle temporary storage area 400, the guide arm 426 gradually gathers in the bristle temporary storage area 400 along with the conveying direction of the bristles, and the guide arm 426 extends obliquely from the inner side wall of the storage groove 421 away from the first assembling block 425 (i.e., the inner side wall of the storage groove 421 away from the first assembling block 425) to the bristle taking block 43. The guide arm 426 has a relief groove 4261 formed at a front end thereof into which the third inclined surface 432 is inserted. This structure can improve the assembly compactedness of getting between hair piece 43 and the groove 421 of accomodating on the one hand, avoids a hair to escape, and on the other hand, a hair gathers together to a hair scratch 400 direction gradually, is favorable to the increase to get the pressure that hair department applyed on a hair, makes the hair can be more smooth by the open slot 431 of impressing to the improvement gets a hair effect.

The fourth base 41 is provided with a fourth guide rail 412 extending along the sliding direction of the bristle-taking block 43, the bristle-taking block 43 is slidably connected to the fourth guide rail 412 through a slider, a connecting plate 433 extending outward is arranged on the side wall of the bristle-taking block 43, the fourth base 41 is provided with a sixth driving element 47 for driving the bristle-taking block 43 to slide, and the output end of the sixth driving element 47 is connected with the connecting plate 433. The sixth driving member 47 is a cylinder, and a piston rod of the cylinder is connected with the connecting plate 433, so that the driving wool taking block 43 can be driven to move to quantitatively take wool.

A seventh driving member 48 for driving the second clamping jaw 45 to turn is disposed at an edge of the fourth base 41, the seventh driving member 48 is a motor, an output shaft of the seventh driving member 48 is arranged parallel to the transmission direction of the transmission mechanism 2, an output shaft of the seventh driving member 48 is connected to a turning plate 481 capable of rotating with the output shaft, and the second clamping jaw 45 is disposed on the turning plate 481. Specifically, the second jaw 45 includes an eighth driving element 451 disposed on the turning plate 481 and two second clamping arms 452 connected to outer ends of the eighth driving element 451, and the eighth driving element 451 is used for driving the two second clamping arms 452 to move relatively, so as to open the second jaw 45 or clamp the hair (the opening or clamping principle of the two second clamping arms 452 is the same as that of the two first clamping arms 3382). With the above structure, the second jaw 45 can be driven to rotate by driving the turning plate 481 to rotate, so that the second jaw 45 can clamp pen hair or insert the pen hair into the pen tube a.

The fourth base 41 is provided with two sets of brush hair receivers 42 and corresponding push rods 44, which are arranged side by side, and the mounting seat 100 at the bottom of the fourth base 41 is provided with a first driving mechanism 49 capable of driving the fourth base 41 to move back and forth along the sliding direction of the hair-picking block 43, and the first driving mechanism 49 is realized by the cooperation of an air cylinder and a guide rail. Two sets of the brush hair container 42 and the push rod 44 are provided, wherein one set is in a standby state, and the two sets are alternately used (i.e. the positions of the two sets of the brush hair container 42 and the push rod 44 are changed by moving the fourth base 41), so that continuous production is realized, the shutdown caused by filling the brush hair into the container 421 is not needed, and the production efficiency is improved.

Directional terms such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the utility model, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

Claims

1. The utility model provides an automatic feeding mechanism of painting brush pen hair for on carrying the pen hair and transferring to transport mechanism's pencil, last being provided with of transport mechanism is used for the pencil positioning mechanism of holding pencil, its characterized in that: including fourth base (41), writing brush storage device (42), get hair piece (43), push rod (44) and second clamping jaw (45), fourth base (41) are located the side of transport mechanism (2) and are had mounting platform (411) that the level was arranged, writing brush storage device (42) are located on mounting platform and are had and are used for the vertical groove (421) of accomodating the writing brush, should accomodate groove (421) orientation the open formation in one end of transport mechanism (2) gets the burr, get hair piece (43) and can locate on mounting platform with sliding around and can seal the hair of getting always, it has open slot (431) that supply ration writing brush to impress wherein to get on the lateral wall that hair mouth was arranged to get hair piece (43) orientation, push rod (44) can be located on fourth base (41) along the length direction removal of accomodating groove (421), just the part of push rod (44) is stretched into, Promote the pen hair all the time and be the trend to getting the removal of writing brush mouth direction, second clamping jaw (45) can be overturned locate transport mechanism (2) and get between writing brush piece (43), second clamping jaw (45) turn to the level and arrange and be arranged getting the writing brush in writing brush piece (43) top state down and be arranged in pressing from both sides the pen hair of getting in open slot (431), second clamping jaw (45) turn to the level arrange under transport mechanism (2) top state be arranged in inserting the pen tube on pen tube positioning mechanism (1) with the writing brush that it got.

2. The automatic feeding mechanism of painting brush bristles according to claim 1, wherein: the brush hair receiver (42) comprises a bottom plate (422), a first side plate (423) and a second side plate (424), wherein the bottom plate (422) is horizontally arranged on the mounting platform, the first side plate (423) and the second side plate (424) are arranged at intervals and extend perpendicular to the transmission direction of the transmission mechanism (2), and guide long openings (420) for the push rod (44) to be inserted into the guide long openings and move along the length directions of the first side plate (423) and the second side plate (424) are formed in the first side plate (423) and the second side plate (424).

3. The automatic feeding mechanism of painting brush bristles according to claim 2, wherein: and a fifth driving piece (46) for driving the push rod (44) to reciprocate along the pen hair conveying direction is arranged beside the pen hair container (42), and the fifth driving piece (46) is connected with the push rod (44).

4. The automatic feeding mechanism of painting brush bristles according to claim 3, wherein: the fifth driving part (46) is an air cylinder, a piston rod of the air cylinder abuts against the outer end of the pen hair storage device (42), and a third guide rail (461) which extends along the pen hair conveying direction and is matched with the fifth driving part (46) in a guiding mode is arranged on the mounting platform (411).

5. The automatic feeding mechanism of brush bristles according to claim 1, 2 or 3, characterized in that: the outer side of the accommodating groove (421) is provided with a first assembling block (425), the front side wall of the first assembling block (425) is provided with a notch (4251) with the depth gradually increasing from the outside to the accommodating groove (421), and under the state that the hair of the hair taking block is completely taken, the outer side edge of the open groove is aligned with the outer edge of the notch (4251), and the notch (4251) is communicated with the open groove (431) to form a quantitative temporary storage area (400) for brush hair.

6. The automatic feeding mechanism of painting brush bristles, as recited in claim 5, further comprising: the side wall of the burr taking block facing the burr taking opening is formed into a third inclined surface (432) which gradually inclines towards the burr taking opening from top to bottom, and correspondingly, an inclined opening groove (4231) which can be matched with the third inclined surface (432) is formed at the end part of the first side plate (423) and/or the second side plate (424).

7. The automatic feeding mechanism of painting brush bristles of claim 6, wherein: the storage groove (421) is internally provided with a guide arm (426) which is arranged close to the hair taking opening and used for guiding the pen hair to the temporary storage area (400) of the pen hair, the guide arm (426) extends obliquely from the inner side wall, far away from the first assembling block (425), of the storage groove (421) to the hair taking block, and the front end of the guide arm (426) is provided with a yielding groove (4261) for inserting the third inclined surface (432) into the same.

8. The automatic feeding mechanism of brush bristles according to claim 1, 2 or 3, characterized in that: be provided with on fourth base (41) along getting fourth guide rail (412) that hair piece (43) sliding direction extended, get hair piece (43) through slider sliding connection on fourth guide rail (412), it is provided with outside extension connecting plate (433) on hair piece (43) lateral wall to get, be provided with on fourth base (41) and be used for the drive to get the gliding sixth driving piece of hair piece (43), the output of this sixth driving piece with connecting plate (433) are connected.

9. The automatic feeding mechanism of brush bristles according to claim 1, 2 or 3, characterized in that: a seventh driving piece (48) for driving the second clamping jaw (45) to turn over is arranged at the edge of the fourth base (41), an output shaft of the seventh driving piece (48) is arranged in parallel with the transmission direction of the transmission mechanism (2), a turning plate (481) capable of rotating along with the output shaft of the seventh driving piece (48) is connected onto the output shaft of the seventh driving piece (48), and the second clamping jaw (45) is arranged on the turning plate (481); the second clamping jaw (45) comprises an eighth driving piece (451) arranged on the turning plate (481) and two second clamping arms (452) connected to the outer ends of the eighth driving piece (451), and the eighth driving piece (451) is used for driving the two second clamping arms (452) to move relatively, so that the second clamping jaw (45) is opened or the pen hair is clamped.

10. The automatic feeding mechanism of brush bristles according to claim 1, 2 or 3, characterized in that: the novel pen hair taking device is characterized in that two groups of pen hair containers (42) and a push rod (44) which are arranged side by side are arranged on the fourth base (41), a first driving mechanism (49) capable of driving the fourth base (41) to move back and forth along the sliding direction of the hair taking block (43) is arranged at the bottom of the fourth base, and the first driving mechanism (49) is realized through the matching of an air cylinder and a guide rail.