CN214239212U

CN214239212U - Rod piece ejection device

Info

Publication number: CN214239212U
Application number: CN202022470134.3U
Authority: CN
Inventors: 杨果; 贾小勇; 李春山; 王玲波
Original assignee: Chongqing Kangshi Deyuan Technology Industrial Co ltd
Current assignee: Chongqing Kangshi Deyuan Technology Industrial Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-09-21
Anticipated expiration: 2030-10-30

Abstract

A rod piece ejection device comprises a power device, a connecting block, a thimble and a supporting seat with a placing table, which are sequentially arranged from top to bottom; the thimble passes through the connecting block to be fixed at power device's output, places the bench and sets up the pole hole that supplies the metal rod to pass, and the pole hole corresponds with the thimble. The utility model discloses have following advantage: it can avoid damaging the metal pole portion that exposes outside the plastic part when taking out the metal pole in the plastic part high-efficiently.

Description

Rod piece ejection device

Technical Field

The utility model relates to a mechanical device field, concretely relates to member ejecting device.

Background

As shown in fig. 1, the head of the automotive shift cable generally comprises a plastic part 26 and a metal rod 22 with an inverted buckle 23, the plastic part 26 wraps the inverted buckle 23, and a plastic hole 24 is formed in the plastic part 26; the processing and manufacturing method is that the metal rod 22 is usually placed in an injection mould cavity, then the back-off part is filled with the plastic resin material for wrapping, and after cooling, the holding pull-off destructive power of the plastic resin and the metal rod 22 needs more than 3000N.

Because some products plastic is bad when the injection moulding appears easily in the processing manufacturing process, namely the unqualified condition of plastic part 26, and metal pole 22 cost accounts for about 80% in the head of automobile shift cable, so need take out metal pole 22 from plastic part 26 and be used for the post forming, otherwise the head of automobile shift cable will be because of the unqualified direct scrap of plastic part 26, cause the member extravagant.

The prior art method of removing the metal rod 22 from the plastic part 26 is usually to knock out the metal rod 22 by using a brass hammer, and the above method of removing the metal rod 22 from the plastic part 26 has the following disadvantages: 1. the efficiency is low; 2. the part of the metal rod 22 exposed outside the plastic part 26 is easily damaged, and the head performance of the automobile gear shifting cable formed after the damaged metal rod 22 is subjected to secondary forming is unqualified.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a member ejecting device, when it can follow the plastic part and take out the metal pole high-efficiently, avoid damaging the metal pole portion that exposes outside the plastic part.

The utility model aims to realize that a rod piece ejection device comprises a power device, a connecting block, an ejector pin and a supporting seat with a placing platform which are arranged from top to bottom in sequence; the thimble passes through the connecting block to be fixed at power device's output, places the bench and sets up the pole hole that supplies the metal rod to pass, and the pole hole corresponds with the thimble.

The utility model discloses in, the theory of operation lies in: the plastic part with poor plastic is placed on the placing table, the metal rod penetrates through the rod hole, the ejector pin is located in the plastic hole of the plastic part, and the power device works to drive the ejector pin to move downwards, so that the ejector pin ejects the metal rod out of the plastic part.

Furthermore, the placing table comprises a horizontal part and a vertical part which are integrally arranged, and the rod hole is formed in the horizontal part; the vertical part or the supporting seat is provided with a sliding groove, and the connecting block is movably arranged in the sliding groove.

Furthermore, a positioning piece is fixed on the vertical part.

Furthermore, the device also comprises a platform with a through hole I, wherein the through hole I corresponds to the rod hole, and the supporting seat is fixed on the platform; the platform is also fixed with a power device seat, and the power device is fixed on the power device seat.

Furthermore, a connecting plate is fixed at the lower end of the supporting seat, a through hole II corresponding to the rod hole is formed in the connecting plate, and the connecting plate is fixed on the platform through a fastener.

The power device further comprises a guide rod and a fixed block fixed at the lower end of the guide rod, wherein the fixed block is fixed between the output end of the power device and the connecting block; the power device is also fixed with a guide block, and the guide rod is arranged in the guide block in an up-and-down moving mode through a linear bearing.

Further, the power device is a cylinder, and the cylinder is connected with a pedal type air valve through an air pipe.

Owing to adopted above-mentioned scheme, consequently the utility model has the following advantage: it can avoid damaging the metal pole portion that exposes outside the plastic part when taking out the metal pole in the plastic part high-efficiently.

Drawings

The drawings of the utility model are as follows:

fig. 1 is a schematic view of the head of the gear shift cable of the present invention.

Fig. 2 is a schematic perspective view of a rod ejecting device according to the present invention.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic view of the head of fig. 2 without the shift cable of the vehicle placed at a.

Fig. 5 is a schematic side view of a rod ejecting device according to the present invention.

In the figure: 1. a power plant; 2. connecting blocks; 3. a thimble; 4. a placing table; 5. a supporting seat; 6. a rod hole; 7. a horizontal portion; 8. a vertical portion; 9. a chute; 10. a positioning member; 11. a platform; 12. a power plant base; 13. a connecting plate; 14. a through hole II; 15. a fastener; 16. briquetting; 17. a base; 18. a guide bar; 19. a guide block; 20. a linear bearing; 21. a pedal type air valve; 22. a metal rod; 23. reversing; 24. plastic holes; 25. a fixed block; 26. a plastic component.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1 to 5, a rod ejection device comprises a power device 1, a connecting block 2, an ejector pin 3 and a supporting seat 5 with a placing table 4, which are arranged in sequence from top to bottom; the thimble 3 is fixed at the output end of the power device 1 through the connecting block 2, a rod hole 6 for the metal rod 22 to pass through is arranged on the placing table 4, and the rod hole 6 corresponds to the thimble 3.

The utility model discloses in, the theory of operation lies in: a plastic part 26 poor in plastic is placed on the placing table 4, and the metal rod 22 is passed through the rod hole 6 so that the thimble 3 is located in the plastic hole 24 of the plastic part 26. Then the power device 1 works to drive the thimble 3 to move downwards, so that the thimble 3 ejects the metal rod 22 out of the plastic part 26.

In the present embodiment, the rod hole 6 is a U-shaped groove, and the rod hole 6 corresponds to the thimble 3, which means that the thimble 3 and the rod hole 6 are on the same vertical line. In another embodiment, the rod bore 6 may also be another bore or slot.

Further, the placement table 4 includes a horizontal portion 7 and a vertical portion 8 which are integrally provided, and the rod hole 6 is opened on the horizontal portion 7; vertical portion 8 is fixed on supporting seat 5 and is higher than supporting seat 5, has seted up spout 9 on the vertical portion 8 that is higher than supporting seat 5, and connecting block 2 removes the setting in spout 9. The horizontal portion 7 is used for conveniently placing the plastic part 26, and the sliding groove 9 is used for guiding the connecting block 2, so that the thimble 3 can accurately eject the metal rod 22 from the plastic part 26. In the present embodiment, the vertical portion 8 is fixed on the support base 5 and is higher than the support base 5, and a sliding groove 9 is opened on the vertical portion 8 higher than the support base 5. In another embodiment, the slide 9 is directly provided on the support base 5. In other embodiments, the placement table 4 may be only the horizontal portion 7 or the like in which the rod hole 6 is opened.

Further, a positioning member 10 is fixed to the vertical portion 8. The positioning member 10 is used for cooperating with the horizontal portion 7 to stably place the plastic part 26 on the placing table 4, so as to prevent the plastic part 26 from falling off the horizontal table 11. In the present embodiment, the positioning member 10 is a rod welded, bonded or integrally disposed on the vertical portion 8; the number of the rod bodies is one, two or more than 3. In other embodiments, the positioning member 10 is a screw, block, pin, etc. that fits the horizontal portion 7 to firmly place the plastic member 26 on the placing table 4.

Furthermore, the device also comprises a platform 11 with a through hole I, wherein the through hole I corresponds to the rod hole 6, and the supporting seat 5 is fixed on the platform 11; a power device base 12 is fixed on the platform 11, and the power device 1 is fixed on the power device base 12. The power device base 12 is used for fixing the power device 1, and after the metal rod 22 is ejected out by the ejector pin 3, the metal rod 22 finally falls out of the through hole I; the platform 11 is used for fixing the power device 1 and the supporting seat 5 with the placing platform 4 on one platform 11 in a centralized manner, so that unified carrying, installation, maintenance and the like are realized conveniently. The platform 11 may be a table, a base, etc. In other embodiments, the power unit 1 may also be fixed in other positions.

The utility model discloses in, "fixed" can be welded fastening, cohere fixed, integration setting, fastener 15 fixed etc..

Furthermore, a connecting plate 13 is fixed at the lower end of the supporting seat 5, a through hole II 14 corresponding to the rod hole 6 is formed in the connecting plate 13, and the connecting plate 13 is fixed on the platform 11 through a fastener 15. The connecting plate 13 is fixed on the platform 11 through the fastener 15, so that the supporting seat 5 can be conveniently detached and installed, and the connecting block 2 and the ejector pin 3 on the cylinder can be conveniently detached and replaced. In this embodiment, in order to facilitate the detachment of the support seat 5 and ensure the stability of the support seat 5 during the use process, a pressing block 16 and a base 17 are further respectively arranged above and below the connecting plate 13, and the pressing block 16, the connecting plate 13, the base 17 and the platform 11 are fixed by fasteners 15. The fasteners 15 may be bolts, screws, or the like.

Further, the power device also comprises a guide rod 18 and a fixed block 25 fixed at the lower end of the guide rod 18, wherein the fixed block 25 is fixed between the output end of the power device 1 and the connecting block 2; the power device 1 is also fixed with a guide block 19, and a guide rod 18 is vertically moved in the guide block 19 through a linear bearing 20. The guide rod 18 and the guide block 19 have the functions of guiding the connecting block 2, increasing the structural strength of the rod ejection device and improving the stability of the rod ejection device.

Further, in the present embodiment, the power device 1 is a cylinder, and the cylinder is connected to the foot-operated air valve 21 through an air pipe. The cylinder is connected with an air source, and the pedal type air valve 21 is used for conveniently and manually controlling the cylinder to work and manually controlling the ejector rod to move according to the actual situation of the field by an operator, so that the metal rod 22 is ejected out of the plastic part 26. In the present embodiment, the cylinder is an automatic reset cylinder of type SIJ 8080-30S. In other embodiments, the power unit 1 may also be a hydraulic cylinder or other types of cylinders, etc.

Claims

1. A rod piece ejection device is characterized in that: comprises a power device (1), a connecting block (2), a thimble (3) and a supporting seat (5) with a placing platform (4) which are arranged from top to bottom in sequence; the ejector pin (3) is fixed at the output end of the power device (1) through the connecting block (2), a rod hole (6) for the metal rod (22) to penetrate through is formed in the placing table (4), and the rod hole (6) corresponds to the ejector pin (3).

2. The rod ejection device according to claim 1, wherein: the placing table (4) comprises a horizontal part (7) and a vertical part (8) which are integrally arranged, and the rod hole (6) is formed in the horizontal part (7); a sliding groove (9) is formed in the vertical portion (8) or the supporting seat (5), and the connecting block (2) is movably arranged in the sliding groove (9).

3. The rod ejection device according to claim 2, wherein: a positioning piece (10) is fixed on the vertical part (8).

4. A rod ejection device according to claim 1, 2 or 3, wherein: the device also comprises a platform (11) with a through hole I, wherein the through hole I corresponds to the rod hole (6), and the supporting seat (5) is fixed on the platform (11); a power device seat (12) is also fixed on the platform (11), and the power device (1) is fixed on the power device seat (12).

5. A rod ejection device according to claim 1, 2 or 3, wherein: a connecting plate (13) is fixed at the lower end of the supporting seat (5), a through hole II (14) corresponding to the rod hole (6) is formed in the connecting plate (13), and the connecting plate (13) is fixed on the platform (11) through a fastener (15).

6. The rod ejection device according to claim 4, wherein: a connecting plate (13) is fixed at the lower end of the supporting seat (5), a through hole II (14) corresponding to the rod hole (6) is formed in the connecting plate (13), and the connecting plate (13) is fixed on the platform (11) through a fastener (15).

7. A rod ejection device according to claim 1, 2, 3 or 6, wherein: the power device also comprises a guide rod (18) and a fixed block fixed at the lower end of the guide rod (18), wherein the fixed block is fixed between the output end of the power device (1) and the connecting block (2); the power device (1) is also fixed with a guide block (19), and a guide rod (18) is arranged in the guide block (19) in a vertically moving mode through a linear bearing (20).

8. The rod ejection device according to claim 4, wherein: the power device also comprises a guide rod (18) and a fixed block fixed at the lower end of the guide rod (18), wherein the fixed block is fixed between the output end of the power device (1) and the connecting block (2); the power device (1) is also fixed with a guide block (19), and a guide rod (18) is arranged in the guide block (19) in a vertically moving mode through a linear bearing (20).

9. The rod ejection device according to claim 5, wherein: the power device also comprises a guide rod (18) and a fixed block fixed at the lower end of the guide rod (18), wherein the fixed block is fixed between the output end of the power device (1) and the connecting block (2); the power device (1) is also fixed with a guide block (19), and a guide rod (18) is arranged in the guide block (19) in a vertically moving mode through a linear bearing (20).

10. A rod ejection device according to claim 1, 2, 3, 6, 8 or 9, wherein: the power device (1) is a cylinder, and the cylinder is connected with a pedal type air valve (21) through an air pipe.