CN217454728U

CN217454728U - PIN needle plastic cover assembly die

Info

Publication number: CN217454728U
Application number: CN202220702765.XU
Authority: CN
Inventors: 尹昶良
Original assignee: Dongguan City Jingxinyuan Intelligent Technology Co ltd
Current assignee: Dongguan City Jingxinyuan Intelligent Technology Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-09-20
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a PIN needle plastic cover assembly mould, which comprises a shell, wherein the outer surface of the top end of the shell is provided with a hydraulic cylinder, a male mould and a female mould, one end of the hydraulic cylinder close to the male die is provided with a hydraulic rod, the interior of the female die is provided with a first cavity, a right-angle ejector rod is arranged in the first cavity, a rack plate is arranged at the bottom end of the right-angle ejector rod, four supporting rods are uniformly arranged at the bottom end of the inner wall of the shell, gears and semicircular gears are arranged at the top ends of the supporting rods, a rotating motor is arranged in the middle of the bottom end of the inner wall of the shell, a worm is arranged at the top end of the rotating motor, the female die is connected with the shell through a modified bolt, a second cavity is arranged inside the modified bolt, and a compression spring is installed at the bottom end of the side wall of the second cavity, and a clamping block is installed at the top end of the compression spring. The utility model discloses make the mould be convenient for the drawing of patterns, and easily change the injection mold on the workstation.

Description

PIN needle plastic cover assembly die

Technical Field

The utility model relates to an injection mold technical field specifically is a PIN needle plastics lid assembly mould.

Background

With the rapid development of social economy, the field of injection molds is more and more important. The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother". The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like.

However, the existing mold for the PIN plastic cover assembly is inconvenient for separation of the mold after molding and disassembly and installation of the mold; therefore, the existing requirements are not met, and an injection mold which is convenient to demould and easy to replace is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PIN needle plastics lid assembly mould to solve the separation of the shaping back mould of not being convenient for of the current injection mold that proposes in the above-mentioned background art, and the dismantlement and the installation scheduling problem of the bed die of not being convenient for.

In order to achieve the above purpose, the utility model provides a following technical scheme: a PIN needle plastic cover assembly die comprises a shell, wherein a hydraulic cylinder, a male die and a female die are mounted on the outer surface of the top end of the shell, a hydraulic rod is mounted at one end, close to the male die, of the hydraulic cylinder, a first cavity is formed in the female die, a right-angle ejector rod is arranged in the first cavity, a rack plate is mounted at the bottom end of the right-angle ejector rod, four supporting rods are uniformly mounted at the bottom end of the inner wall of the shell, a gear and a semicircular gear are mounted at the top end of each supporting rod, a rotating motor is mounted at the middle position of the bottom end of the inner wall of the shell, a worm is mounted at the top end of the rotating motor, the female die is connected with the shell through a modification bolt, a second cavity is formed in the modification bolt, a compression spring is mounted at the bottom end of the side wall of the second cavity, a clamping block is mounted at the top end of the compression spring, and a bolt is mounted at the top end of the clamping block, and one end of the clamping block is provided with a clamping groove positioned in the shell.

Preferably, the outer surfaces of the side plates at the two ends of the shell are both provided with through holes.

Preferably, the male die and the hydraulic cylinder are connected into a whole through a hydraulic rod.

Preferably, a strip-shaped groove located at the top end of the shell is formed in the contact position of the shell and the female die.

Preferably, the outer surface of the worm is provided with a thread formation which snaps into the teeth of both of the gears.

Preferably, the support rod is respectively connected with the gear and the semicircular gear through rotating shafts, and the gear and the semicircular gear are connected through a synchronous belt.

Preferably, the contact surface of the bolt and the fixture block is an arc surface.

Preferably, the outer surface of the bottom end of the shell is provided with the base, the outer surface of the rear end of the shell is provided with the right-angle fixing rod, and the top end of the right-angle fixing rod is provided with the injection molding nozzle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model presses the bolt to extrude the arc surface at the bottom end of the bolt to open the fixture block, so that the fixture block moves towards the direction of the compression spring to shrink, and the fixture block exits from the clamping groove, and then the modified bolt is pulled out to complete the disassembly of the female die; when the female die is installed, the modified bolt is inserted into the groove, and the clamping block is clamped into the clamping groove due to the elasticity of the compression spring and the fact that one end of the clamping block is an arc surface, so that the modified bolt can be fixed, and installation of the female die is completed;

2. the utility model drives the hydraulic rod to move by starting the hydraulic cylinder, and further drives the male die to keep away from the female die; it has the general toothless of tooth to have through half of the semicircular gear, there is the partial meshing rack board of tooth, the semicircular gear at both ends has tooth part opposite position about, the rotating electrical machines circular telegram work drives the worm and rotates and then drive gear rotates, thereby it rotates to drive the hold-in range, pivoted hold-in range drives the side hold-in range and follows the rotation, thereby drive the semicircular gear and rotate, the gear at both ends turns to reversely about the worm drives, when left end semicircular gear has just separated with the rack board, right-hand member semicircular gear has tooth part and rack board meshing, thereby it controls to drive the reciprocal left and right sides of rack board, because rack board and right angle ejector pin pass through welded fastening, and the contact department of casing and female mould is equipped with the bar groove that is located the casing top, make the right angle ejector pin under the drive of rack board, at bar inslot round trip movement, the finished product that the realization is with in the female mould is ejecting.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a top view of the whole of the present invention;

fig. 3 is the local structural schematic diagram of the modified bolt of the present invention.

In the figure: 1. a housing; 2. a through hole; 3. a hydraulic cylinder; 4. a hydraulic lever; 5. a male mold; 6. a female mold; 7. a first cavity; 8. a right-angle ejector rod; 9. a rack plate; 10. a rotating electric machine; 11. a worm; 12. A gear; 13. a rotating shaft; 14. a semi-circular gear; 15. a synchronous belt; 16. a strip-shaped groove; 17. a support bar; 18. modifying the bolt; 19. a second cavity; 20. a card slot; 21. a clamping block; 22. a compression spring; 23. A bolt; 24. a right-angle fixing rod; 25. injection molding a spray head; 26. a base.

Detailed Description

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

Referring to fig. 1 to 3, the present invention provides an embodiment of: a PIN needle plastic cover assembly die comprises a shell 1, a hydraulic cylinder 3, a male die 5 and a female die 6 are mounted on the outer surface of the top end of the shell 1, a hydraulic rod 4 is mounted at one end, close to the male die 5, of the hydraulic cylinder 3, a first cavity 7 is arranged inside the female die 6, a right-angle ejector rod 8 is arranged inside the first cavity 7, a rack plate 9 is mounted at the bottom end of the right-angle ejector rod 8, four support rods 17 are uniformly mounted at the bottom end of the inner wall of the shell 1, a gear 12 and a semicircular gear 14 are mounted at the top end of each support rod 17, a rotating motor 10 is mounted in the middle of the bottom end of the inner wall of the shell 1, a worm 11 is mounted at the top end of the rotating motor 10, the female die 6 is connected with the shell 1 through a modified bolt 18, a second cavity 19 is arranged inside the modified bolt 18, a compression spring 22 is mounted at the bottom end of the side wall of the second cavity 19, and a fixture block 21 is mounted at the top end of the compression spring 22, the top end of the fixture block 21 is provided with a plug 23, and one end of the fixture block 21 is provided with a clamping groove 20 positioned in the housing 1.

Further, the outer surfaces of the side plates at the two ends of the shell 1 are provided with through holes 2.

Further, the male mold 5 and the hydraulic cylinder 3 are connected into a whole through a hydraulic rod 4.

Further, a strip-shaped groove 16 located at the top end of the shell 1 is arranged at the contact position of the shell 1 and the female die 6.

Further, the outer surface of the worm 11 is provided with a thread structure, which snaps into the teeth of the two gears 12.

Further, the support rod 17 is respectively connected with the gear 12 and the semicircular gear 14 through the rotating shaft 13, and the gear 12 and the semicircular gear 14 are connected through the synchronous belt 15.

Further, the contact surface of the plug 23 and the fixture block 21 is a cambered surface.

Further, a base 26 is installed on the outer surface of the bottom end of the casing 1, a right-angle fixing rod 24 is installed on the outer surface of the rear end of the casing 1, and an injection nozzle 25 is installed at the top end of the right-angle fixing rod 24.

The working principle is as follows: when the die is used, the arc surface at the bottom end of the bolt 23 pushes the fixture block 21 open by pressing the bolt 23, so that the fixture block 21 moves towards the direction of contraction of the compression spring 22, the fixture block 21 is further withdrawn from the clamping groove 20, then the modified bolt 18 is pulled out, and the female die 6 is disassembled; when the female die 6 is installed, the modified bolt 18 is inserted into the groove, and the clamping block 21 is clamped into the clamping groove 20 due to the elastic force of the compression spring 22 and the cambered surface at one end of the clamping block 21, so that the modified bolt 18 is fixed, and the female die 6 is installed; starting the hydraulic cylinder 3 to drive the hydraulic rod 4 to move, and further driving the male die 5 to be far away from the female die 6; half of the semicircular gear 14 is generally toothless and has teeth, the toothed part is meshed with the rack plate 9, the positions of the toothed parts of the semicircular gear 14 at the left end and the right end are opposite, the rotating motor 10 is electrified to work to drive the worm 11 to rotate so as to drive the gear 12 to rotate, so as to drive the synchronous belt 15 to rotate, the rotary synchronous belt 15 drives the side end synchronous belt 15 to rotate along with the rotation, so as to drive the semicircular gear 14 to rotate, the worm 11 drives the gears 12 at the left end and the right end to rotate oppositely, when the toothed part of the left end semicircular gear 14 is just separated from the rack plate 9, the toothed part of the right end semicircular gear 14 is meshed with the rack plate 9, so as to drive the rack plate 9 to move left and right in a reciprocating manner, as the rack plate 9 and the right angle mandril 8 are fixed by welding, and the contact part of the shell 1 and the female die 6 is provided with the strip-shaped groove 16 at the top end of the shell 1, so that the right angle mandril 8 can move back and forth in the strip-shaped groove 16 under the driving of the rack plate 9, the ejection of the finished product in the female die 6 is realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PIN needle plastics lid assembly mould, includes casing (1), its characterized in that: the outer surface of the top end of the shell (1) is provided with a hydraulic cylinder (3), a male die (5) and a female die (6), one end of the hydraulic cylinder (3) close to the male die (5) is provided with a hydraulic rod (4), the inside of the female die (6) is provided with a first cavity (7), the inside of the first cavity (7) is provided with a right-angle ejector rod (8), the bottom end of the right-angle ejector rod (8) is provided with a rack plate (9), the bottom end of the inner wall of the shell (1) is uniformly provided with four support rods (17), the top end of each support rod (17) is provided with a gear (12) and a semicircular gear (14), the middle position of the bottom end of the inner wall of the shell (1) is provided with a rotating motor (10), the top end of the rotating motor (10) is provided with a worm (11), and the female die (6) is connected with the shell (1) through a modification bolt (18), the inside of repacking bolt (18) is equipped with second cavity (19), compression spring (22) are installed to the bottom of the lateral wall of second cavity (19), fixture block (21) are installed on the top of compression spring (22), bolt (23) are installed on the top of fixture block (21), the one end of fixture block (21) is equipped with and is located inside draw-in groove (20) of casing (1).

2. The PIN plastic cover assembly mold of claim 1, wherein: the outer surfaces of the side plates at the two ends of the shell (1) are provided with through holes (2).

3. The PIN plastic cover assembly mold of claim 1, wherein: the male die (5) and the hydraulic cylinder (3) are connected into a whole through a hydraulic rod (4).

4. The PIN plastic cover assembly mold of claim 1, wherein: a strip-shaped groove (16) located at the top end of the shell (1) is formed in the contact position of the shell (1) and the female die (6).

5. The PIN plastic cover assembly mold of claim 1, wherein: the outer surface of the worm (11) is provided with a thread structure which is just clamped into the teeth of the two gears (12).

6. The PIN plastic cover assembly mold of claim 1, wherein: the supporting rod (17) is connected with the gear (12) and the semicircular gear (14) through the rotating shaft (13) respectively, and the gear (12) is connected with the semicircular gear (14) through the synchronous belt (15).

7. The PIN plastic cover assembly mold of claim 1, wherein: the contact surface of the bolt (23) and the fixture block (21) is an arc surface.

8. The PIN plastic cover assembly mold of claim 1, wherein: the surface mounting of casing (1) bottom has base (26), the surface mounting of casing (1) rear end has right angle fixed pole (24), shower nozzle (25) of moulding plastics are installed on the top of right angle fixed pole (24).