CN210940182U

CN210940182U - Nut pre-embedding mechanism of in-mold taking and placing device

Info

Publication number: CN210940182U
Application number: CN201921791943.5U
Authority: CN
Inventors: 谢宝琳
Original assignee: Shenzhen Huahaida Technology Co ltd
Current assignee: Shenzhen Huahaida Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-07
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a get nut pre-buried mechanism of putting device in mould belongs to the automation equipment field, and its technical scheme main points are: including the rack that is used for placing the nut and with arm fixed connection's base, the base is kept away from a plurality of holding pipes that are used for holding the nut of the one end fixedly connected with of arm, it is connected with the stop gear who prescribes a limit to the nut position to hold the pipe, the bottom plate is worn to be equipped with a plurality of with the nut from holding intraductal ejecting pole, ejecting pole passes the base and inserts and hold intraductal the slip, rack level is placed and its upper end fixedly connected with a plurality of the poles of placing that cup joint the nut, it inserts respectively to hold intraductal to place the pole upper end. The utility model discloses a rational in infrastructure, through place the nut manual work on the bracing piece, later utilize hold the pipe and the base wholly buries the nut in the mould, reduced this moment because of the artifical down time of burying the mould that the bolt caused in to the mould to the injection-moulded efficiency of mould has been increased.

Description

Nut pre-embedding mechanism of in-mold taking and placing device

Technical Field

The utility model belongs to automation equipment, more specifically say, it relates to a get nut pre-buried mechanism of putting device in mould.

Background

In the production process of injection-molded parts, a nut is required to be implanted into a part of the injection-molded part in the production process, and the implanted nut is generally a round nut. When the nut is implanted, the nut is usually pre-embedded in the space of an injection mold, then molten plastic enters the mold to wrap the pre-embedded nut, and the nut is connected with the mold after cooling.

The outer wall of the nut which is embedded in the mold is usually provided with a plurality of anti-slip ridges along the circumferential direction, and is coaxially provided with an annular groove, so that the connection strength of the nut and an injection molding piece is improved.

When present nut buries the mould, rely on artifical the completion usually, when the quantity of the nut that needs to bury is more, the process that the nut was buried in to the manual work needs to spend a large amount of time to influence the efficiency of production.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a get nut embedded mechanism of putting device in mould reduces the manual work and buries the nut underground and lead to the mould down time long, influences mould production efficiency's problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a get nut pre-buried mechanism of putting device in mould, including the rack that is used for placing the nut and with arm fixed connection's base, the one end fixedly connected with a plurality of holding pipes that are used for holding the nut that the arm was kept away from to the base, holding union coupling has the stop gear who inject the nut position, the base is worn to be equipped with a plurality of ejecting poles of nut follow holding pipe, ejecting pole passes the base and inserts and hold intraductal the slip, the rack level is placed and its upper end fixedly connected with a plurality of placing poles that cup joint the nut, it inserts respectively and holds intraductally to place the pole upper end.

Through adopting above-mentioned technical scheme, when pre-burying the nut, manual work is placed the nut on placing the pole in advance, later the arm removes the base to rack upper end and downstream, it is intraductal to make to place the pole and insert to hold, it is intraductal to utilize stop gear to make the nut be fixed in to hold, it removes to mould department to hold the pipe this moment, thereby in pushing away the pole and making the nut get into the mould towards mould direction, thereby the time that the manual work leads to mould stop work of burying the nut has been reduced this moment, thereby the efficiency of moulding plastics has been increased.

The utility model discloses further set up to: the limiting mechanism comprises an elastic sleeve sleeved outside the containing pipe and a plurality of limiting parts for limiting the position of the nut, a plurality of limiting holes communicated with the inner cavity of the containing pipe are formed in the circumferential direction of the outer wall of the containing pipe in a penetrating mode, the limiting parts penetrate through the limiting holes and abut against the nut, and one end, far away from the nut, of the limiting parts abuts against the inner wall of the elastic sleeve.

Through adopting above-mentioned technical scheme, utilize elastic component joint in the ring channel of nut to hold the in-process nut that the pipe removed and be difficult for following and hold intraductal the breaking away from.

The utility model discloses further set up to: the limiting piece is spherical.

Through adopting above-mentioned technical scheme, the nut when contacting with the elastic component, the nut can apply perpendicular to contact surface between them and keep away from the power that holds the pipe axis to the elastic component, makes the elastic component orientation keep away from the power that holds the pipe axis, no longer needs the manual work to remove the elastic component this moment, makes the nut bury the mould and put into the process of holding the groove with the nut more convenient.

The utility model discloses further set up to: the maximum diameter of the limiting hole is smaller than the diameter of the limiting piece.

Through adopting above-mentioned technical scheme, spacing hole and ring channel joint can be passed to the one end of elastic component, nevertheless can not pass spacing hole and fall into and hold the inside pipe cavity to can not exert an influence to stop gear's use.

The utility model discloses further set up to: the rack (upper end fixedly connected with a plurality of guide bars (, the base lower extreme runs through there are a plurality of guiding holes, the guide bar is inserted in the guiding hole, the length of guide bar is greater than the length that holds the pipe.

Through adopting above-mentioned technical scheme, utilize the guide bar to guide the relative position between mounting panel and the rack to when placing the pole and inserting the holding tube the axis of both keeps the coincidence, make and can not produce the collision and warp between the two.

The utility model discloses further set up to: the edge of the inner wall of the accommodating pipe, which is far away from the base, is provided with an accommodating wedge-shaped surface.

Through adopting above-mentioned technical scheme, utilize and hold the wedge and lead to the removal of nut in the face of, make the nut get into hold intraductal difficult and hold the terminal surface butt that the mounting panel was kept away from to the pipe to it is more convenient to make the nut put into the process that holds the pipe.

The utility model discloses further set up to: the end face, far away from the containing pipe, of the base is fixedly connected with a plurality of ejection cylinders for pushing the ejection rods to move, and piston rods of the ejection cylinders are fixed to one ends, far away from the containing pipe, of the ejection rods respectively.

Through adopting above-mentioned technical scheme, utilize ejecting cylinder to promote the ejector pin and move towards the direction of keeping away from the fixed plate to ejecting from holding intraductally with the nut, the removal of ejector pin no longer need the manual work to go on this moment, thereby it is more convenient to make the nut bury the process in the mould.

The utility model discloses further set up to: the positioning rod is fixedly connected with the positioning nut coaxially at the upper end of the placing rod, and the outer wall of the positioning rod is attached to the inner wall of the nut.

Through adopting above-mentioned technical scheme, utilize the locating lever to inject the position of nut, make the nut can not change by its position when the mistake touches to make the nut difficult for receiving the influence at the in-process that gets into and hold the pipe.

The utility model discloses further set up to: and a positioning wedge-shaped surface is arranged at the upper end edge of the positioning rod.

Through adopting above-mentioned technical scheme, utilize the location wedge to lead to the process on the locating lever is located to the nut cover, make the nut change and cup joint in the locating lever.

To sum up, the utility model discloses following beneficial effect has:

1. the nut is manually placed on the supporting rod, and then the accommodating tube and the base are utilized to embed the nut into the mold integrally, so that the downtime of the mold caused by manually embedding the bolt into the mold is reduced, and the injection molding processing efficiency of the mold is improved;

2. utilize stop gear to fix the relative position between nut and the holding pipe, make the nut difficult to break away from holding intraductally at the material loading in-process to the process that makes the nut bury the mould is more stable.

Drawings

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a schematic view illustrating a structure of a limiting mechanism according to the present embodiment;

fig. 3 is an enlarged view of a portion a of fig. 1.

Description of the drawings: 1. placing a rack; 11. placing a rod; 12. a guide hole; 13. positioning a rod; 131. positioning a wedge-shaped surface; 13. an elastic block; 14. a fixed mount; 15. placing a cylinder; 16. a buffer block; 2. a base; 21. a fixing plate; 22. fixing a column; 23. mounting a plate; 24. accommodating the tube; 241. a limiting hole; 242. accommodating the wedge-shaped surface; 25. ejecting the rod; 26. a guide bar; 27. ejecting out the cylinder; 3. a limiting mechanism; 31. a limiting member; 32. an elastic sleeve.

Detailed Description

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

A nut pre-embedding mechanism of an in-mold picking and placing device is shown in figure 1 and comprises a placing frame 1 for placing nuts and a base 2 fixed with a mechanical arm through bolts. The base 2 comprises a fixing plate 21 connected with the mechanical arm, four fixing columns 22 fixed on the fixing plate 21 through bolts and far away from the end face of the mechanical arm, and a mounting plate 23 fixed on one ends of the fixing columns 22 through bolts and far away from the fixing plate 21. The end face, far away from the fixed column 22, of the mounting plate 23 is connected with a plurality of accommodating pipes 24 used for accommodating nuts through bolts, the nuts are arranged in the inner cavities of the accommodating pipes 24, and the outer walls of the nuts are abutted to the inner walls of the accommodating pipes 24. As shown in fig. 2, the accommodating tube 24 is connected to a limiting mechanism 3 for limiting the position of the nut, the limiting mechanism 3 includes an elastic sleeve 32 sleeved outside the accommodating tube 24 and a plurality of limiting members 31 for limiting the position of the nut, the elastic sleeve 32 is made of rubber, the limiting members 31 are spherical, and at this time, the limiting members 31 do not need to be moved manually when the limiting members 31 are used for limiting the position of the nut. The outer wall of the accommodating tube 24 is circumferentially provided with a plurality of limiting holes 241 which are connected with the inner cavity of the accommodating tube, the limiting piece 31 penetrates through the limiting holes 241 to slide, one end of the limiting piece, which is close to the axis of the accommodating tube 24, is clamped with the annular groove of the nut, and one end, which is far away from the axis of the accommodating tube 24, of the limiting piece 31 is abutted against the inner wall of the elastic sleeve 32. The mounting plate 23 is provided with a plurality of ejector rods 25 for ejecting the nuts from the accommodating tube 24, and one end of the ejector rod 25 away from the fixing plate 21 is inserted into the accommodating tube 24 to slide. The lower extreme of rack 1 is connected with places in subaerial mount, and rack 1 is arranged the mount upper end in and is slided, and 14 upper ends of mount use bolted connection have the cylinder 15 of placing of drive rack 1 removal, place 15 slip table cylinders of cylinder, and the piston rod of placing cylinder 15 uses bolted connection with rack 1 lower extreme. The placing rack 1 is horizontally arranged, the upper end face of the placing rack is connected with a plurality of placing rods 11 for placing nuts through bolts, and the upper ends of the placing rods 11 can be respectively inserted into the accommodating pipes 24. When pre-burying the nut, place the nut on placing pole 11 in advance artifically, later the arm removes base 2 to rack 1 upper end and downstream, make place pole 11 and insert in holding pipe 24, utilize stop gear 3 to make the nut be fixed in and hold in pipe 24, will hold pipe 24 this moment and remove to mould department, thereby will knock out pole 25 and promote towards the mould direction and make the nut get into the mould in, thereby reduced the manual work and buried the time that the nut leads to mould stop work this moment, thereby the efficiency of moulding plastics has been increased.

As shown in fig. 2, in order to prevent the limiting member 31 from passing through the limiting hole 241 and falling into the accommodating tube 24, the maximum diameter of the limiting hole 241 is smaller than the diameter of the limiting member 31, and at this time, one end of the limiting member 31 can pass through the limiting hole 241 and be clamped with the annular groove, but cannot pass through the limiting hole 241 and fall into the inner cavity of the accommodating tube 24, so that the use of the limiting mechanism 3 is not affected.

As shown in FIG. 1, since the axes of the rod 11 and the accommodating tube 24 need to be coincident during the insertion process, the two are likely to collide and deform. Therefore, the upper end of the placing frame 1 is connected with four guide rods 26 through bolts, the guide rods 26 are located at four corners of the placing frame 1, and the length of each guide rod 26 is larger than that of the accommodating pipe 24. The end face of the mounting plate 23 far away from the fixing plate 21 is penetrated with four guide holes 12, one end of the guide rod 26 far away from the placing frame 1 is inserted into the guide holes 12, and the outer wall of the guide rod 26 is attached to the inner wall of the guide holes 12. The upper end of the placing frame 1 is adhered with two buffer blocks 16, the buffer blocks 16 are made of rubber materials, the axes of the buffer blocks coincide with the axes of one guide hole 12 respectively, the guide rods 26 penetrate through the buffer, and when the limiting part 31 is clamped in the annular groove of the nut, the end face of the buffer block 16, far away from the placing frame 1, is abutted to the end face of the mounting plate 23, far away from the fixing plate 21. The relative position between the mounting plate 23 and the placing frame 1 is guided by the guide bar 26 so that the axes of the placing bar 11 and the mounting plate are kept in alignment when the two are inserted into the accommodating tube 24, and the two are not deformed by collision.

As shown in fig. 2, since the outer wall of the nut is attached to the inner wall of the accommodating tube 24, if the axes of the nut and the accommodating tube are not overlapped when the nut is placed on the placing rod 11, the nut will abut against the end surface of the accommodating tube 24 far from the mounting plate 23, and the nut cannot be placed in the accommodating tube 24. Therefore, the edge of one end of the inner wall of the accommodating pipe 24, which is far away from the mounting plate 23, is provided with an accommodating wedge-shaped surface 242, and one end of the accommodating wedge-shaped surface 242, which is far away from the axis of the accommodating groove, inclines towards the mounting plate 23. The movement of the nut is guided by the accommodating wedge-shaped surface 242, so that the nut is not easy to abut against the end surface of the accommodating pipe 24 far away from the mounting plate 23 when entering the accommodating pipe 24, and the process of putting the nut into the accommodating pipe 24 is more convenient.

As shown in fig. 1, when the nut needs to be ejected from the housing pipe 24, the ejector rod 25 still needs to be manually moved, which is troublesome. Therefore, the end face of the mounting plate 23 away from the accommodating tube 24 is connected with a plurality of ejection cylinders 27 for pushing the ejection rods 25 to move by using bolts, and piston rods of the ejection cylinders 27 are fixed with the ends of the ejection rods 25 away from the accommodating tube 24 by using bolts respectively. The ejector rod 25 is pushed by the ejector cylinder 27 to move towards the direction away from the fixed plate 21, so that the nut is ejected out of the accommodating pipe 24, and at the moment, the movement of the ejector rod 25 does not need to be carried out manually, so that the process of embedding the nut into the mold is more convenient.

As shown in fig. 3, since the nut is only placed on the upper end surface of the placing rod 11, the nut on the upper end of the placing rod 11 may be accidentally touched and dropped. Therefore, the positioning rod 13 coaxially arranged with the placing rod 11 is integrally formed at the upper end of the placing rod, the nut is sleeved on the positioning rod 13, and the side wall of the positioning rod 13 is attached to the inner wall of the nut. The position of the nut is limited by the positioning rod 13, so that the position of the nut cannot be changed when the nut is touched by mistake, and the nut is not easily influenced in the process of entering the accommodating pipe 24.

As shown in fig. 3, in order to make the process of the nut being sleeved on the positioning rod 13 more convenient, the edge of the upper end face of the nut is provided with a positioning wedge-shaped surface 131, and one end of the positioning wedge-shaped surface 131, which is far away from the axis of the positioning rod 13, is inclined downwards. The positioning wedge-shaped surface 131 is used for guiding the process that the nut is sleeved on the positioning rod 13, so that the nut is more easily sleeved on the positioning rod 13.

The working principle is as follows:

nuts are sleeved on a positioning rod 13 one by one manually, then a mechanical arm drives a base 2 to move to the upper end of a placing frame 1 and be in a horizontal state, a guide rod 26 is aligned with a guide hole 12, then the mechanical arm drives the base 2 to move downwards, the guide rod 26 is firstly inserted into the guide hole 12, then the positioning rod 13 is inserted into a containing pipe 24, the containing pipe 24 continuously moves downwards to enable the nut to push a limiting piece 31 to move towards an axis far away from the containing pipe 24, when the limiting piece 31 is in contact with an annular groove of the nut, the limiting piece 31 is inserted into the annular groove under the driving of an elastic sleeve 32, the nut is fastened in the containing pipe 24, then the mechanical arm drives the base 2 to move to a mold, the containing pipe 24 is aligned with the position of the mold for embedding the nut, a piston rod of an air cylinder extends, the nut is ejected out of the containing pipe 24 by using an ejection rod 25 and is, the nut is sleeved on the positioning rod 13 manually and continuously.

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. The utility model provides a get nut embedding mechanism of putting device in mould which characterized in that: including rack (1) that is used for placing the nut and base (2) with arm fixed connection, base (2) keep away from a plurality of holding pipes (24) that are used for holding the nut of the one end fixedly connected with of arm, holding pipe (24) are connected with stop gear (3) of injecing the nut position, base (2) are worn to be equipped with a plurality of liftout poles (25) ejecting from holding pipe (24) with the nut, liftout pole (25) pass base (2) and insert and hold pipe (24) and slide, rack (1) level is placed and its upper end fixedly connected with a plurality of the pole (11) of placing of cup jointing the nut, it inserts respectively and holds in pipe (24) to place pole (11) upper end.

2. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 1, wherein: limiting mechanism (3) including cup jointing in holding a plurality of locating parts (31) of outer elastic sleeve (32) of pipe (24) and restriction nut position, it has rather than a plurality of spacing holes (241) of inner chamber intercommunication to hold a plurality of spacing holes (241) of pipe (24) outer wall circumference through, locating part (31) pass spacing hole (241) and nut butt, the one end and elastic sleeve (32) inner wall butt of nut are kept away from in locating part (31).

3. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 2, wherein: the limiting piece (31) is spherical.

4. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 3, wherein: the maximum diameter of the limiting hole (241) is smaller than the diameter of the limiting piece (31).

5. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 1, wherein: the utility model discloses a rack, including rack (1), base (2), guide bar (26) and guide tube (24), rack (1) upper end fixedly connected with a plurality of guide bars (26), base (2) lower extreme runs through has a plurality of guiding holes (12), guide bar (26) are inserted and are arranged in guiding hole (12), the length of guide bar (26) is greater than the length of holding pipe (24).

6. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 1, wherein: an accommodating wedge-shaped surface (242) is arranged at the edge of the inner wall of the accommodating pipe (24) far away from the base (2).

7. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 1, wherein: the end face, far away from the accommodating pipe (24), of the base (2) is fixedly connected with a plurality of ejection cylinders (27) for pushing the ejection rods (25) to move, and piston rods of the ejection cylinders (27) are fixed to one ends, far away from the accommodating pipe (24), of the ejection rods (25) respectively.

8. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 7, wherein: the upper end of the placing rod (11) is coaxially and fixedly connected with a positioning rod (13) of a positioning nut, and the outer wall of the positioning rod (13) is attached to the inner wall of the nut.

9. The nut embedding mechanism of the in-mold pick-and-place device as claimed in claim 8, wherein: and a positioning wedge-shaped surface (131) is arranged at the edge of the upper end of the positioning rod (13).