CN218139550U

CN218139550U - Injection molding machine is used in switch shell production

Info

Publication number: CN218139550U
Application number: CN202221835551.6U
Authority: CN
Inventors: 王豪
Original assignee: Henan Haojing Technology Co ltd
Current assignee: Henan Haojing Technology Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-12-27
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses an injection molding machine for producing a switch shell, which comprises a bottom plate and a demoulding mechanism; a bottom plate: a bottom die frame is arranged in the middle of the upper surface of the bottom die frame, an inner die cover is arranged on the bottom surface of the bottom die frame, a lifting disc is placed in an opening in the middle of the upper surface of the inner die cover, bilaterally symmetrical vertical rods are arranged on the top wall of the inner die cover, the lower ends of the two vertical rods are fixedly connected with a frame plate, L-shaped plates are arranged on the bottom surfaces of the lifting disc, the vertical sliding holes in the transverse plate bodies of the L-shaped plates are in sliding connection with the vertical rods on the same side, supporting columns are symmetrically arranged at four corners of the upper surface of the bottom plate, and the upper ends of the supporting columns are fixedly connected with a top plate; this injection moulding machine is used in switch shell production can make switch shell one shot forming, need not personnel and carries out subsequent drilling work to switch shell again, very big promotion switch shell's production efficiency, and can make its automatic drawing of patterns after the switch shell shaping to the personnel work of unloading fast.

Description

Injection molding machine is used in switch shell production

Technical Field

The utility model relates to an electronic component accessory processing technology field specifically is an injection moulding machine is used in switch shell production.

Background

The words switch are to be interpreted as open and closed. It also refers to an electronic component that can open a circuit, interrupt a current, or cause it to flow to other circuits. The most common switches are electromechanical devices operated by a person, in which there are one or several electrical contacts. The "closing" of a contact means that the electrical contact is conductive, allowing current to flow; an "open" of the switch indicates that the electrical contact is non-conductive, creating an open circuit, not allowing current to flow.

In order to ensure the safety of the switch during use, an insulating shell made of plastic is usually added outside the switch, so that internal components of the switch are protected from being interfered by external factors, meanwhile, personnel are prevented from being injured due to electric shock during operation, and the conventional switch shell is usually processed in an injection molding mode.

In the existing injection molding machine for producing the switch shell, through holes for mounting and combining need to be drilled at two ends of the switch shell after injection molding is finished, so that the switch shell cannot be molded at one time, and the production efficiency of the switch shell is influenced greatly.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an injection moulding machine is used in switch shell production, can make switch shell one shot forming, need not personnel and carry out subsequent drilling work to switch shell again, very big promotion switch shell's production efficiency, and can make its automatic drawing of patterns behind the switch shell shaping to the personnel work of unloading fast can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: an injection molding machine for producing a switch shell comprises a bottom plate and a demolding mechanism;

a bottom plate: a bottom die frame is arranged in the middle of the upper surface of the bottom die frame, an inner die cover is arranged on the bottom surface inside the bottom die frame, a lifting disc is placed in an opening in the middle of the upper surface of the inner die cover, bilaterally symmetrical vertical rods are arranged on the inner top wall of the inner die cover, the lower ends of the two vertical rods are fixedly connected with a frame plate, L-shaped plates which are bilaterally symmetrical are arranged on the bottom surface of the lifting disc, vertical slide holes in the transverse plate body of the L-shaped plates are in sliding connection with the vertical rods on the same side, supporting columns are symmetrically arranged at four corners of the upper surface of the bottom plate, the upper ends of the supporting columns are fixedly connected with a top plate, electric push rods are arranged in mounting holes in the middle of the top plate, upper die covers are arranged at the lower ends of telescopic ends of the electric push rods, and injection molding pipes are arranged at the injection ports in the front side surfaces of the upper die covers;

a demoulding mechanism: is arranged inside the inner mould cover;

wherein: the upper surface of bottom plate is equipped with control switch group, and external power source is connected to control switch group's input electricity, and electric putter's input electricity connection control switch group's output can make switch shell one shot forming, need not personnel and carry out subsequent drilling work to switch shell again, very big promotion switch shell's production efficiency, and can make its automatic drawing of patterns after the switch shell shaping to the personnel work of unloading fast.

Further, demoulding mechanism includes movable plate and preformed hole die column, movable plate bilateral symmetry sliding connection is between the horizontal spout that inner wall set up around the interior mold guard, and the lateral surface that keeps away from of two movable plates all is equipped with the preformed hole die column of longitudinal symmetry, and the preformed hole die column corresponds the through hole activity of seting up with interior mold guard left and right sides and pegs graft, can make switch housing one shot forming, need not personnel and carry out subsequent drilling work to the switch housing again, very big promotion switch housing's production efficiency.

Further, demoulding mechanism still includes lead screw and biaxial motor, the lead screw passes through bearing symmetry and rotates to be connected in inner mould cover's inner wall about, the movable plate middle part screw threaded connection of lead screw and homonymy, and biaxial motor sets up in the inside bottom surface of die block frame, the output shaft of the biaxial motor left and right sides respectively with the lead screw fixed connection of homonymy, the output of biaxial motor's input electricity connection control switch group can drive the movable plate and take place the displacement.

Further, demoulding mechanism still includes a awl ring gear, an internal thread section of thick bamboo, bevel gear and screw thread fore-set, the right side output shaft middle part of biax motor is located to awl ring gear fixed cover, and an internal thread section of thick bamboo passes through the bearing and rotates to be connected in the bottom surface center department of frame plate, and the bottom of an internal thread section of thick bamboo is equipped with bevel gear, and bevel gear and awl ring gear meshing are connected, and the vertical spout that screw thread fore-set extrados bilateral symmetry set up corresponds the vertical draw runner sliding connection who sets up in with the through-hole in the middle part of the frame plate, and an internal thread section of thick bamboo and screw thread fore-set threaded connection can accomplish switch shell's drawing of patterns work automatically.

Further, inner wall all is equipped with the insert hole of front and back symmetry about the end diaphragm casing, and the insert hole corresponds with preformed hole die post position, and the inside roof center department of going up the mould lid is equipped with the embedded groove, and the embedded groove corresponds with the preformed hole boss position that sets up in the middle part of the lifting disk upper surface, can ensure that the reservation breach part of switch shell is normally opened up.

Furthermore, the left side and the right side of the upper die cover are respectively provided with a guide plate, the through holes at the front end and the rear end of each guide plate are respectively in sliding connection with the vertically corresponding support columns, a further guiding and supporting effect can be provided for the upper die cover, and the stability of the upper die cover is ensured.

Furthermore, the upper surface of die block frame is equipped with the sealing strip, and the bottom surface of upper die cover is equipped with the seal groove, and the sealing strip corresponds with the seal groove position, can further promote the leakproofness between upper die cover and the die block frame. .

Compared with the prior art, the beneficial effects of the utility model are that: this injection moulding machine is used in switch shell production has following benefit:

1. through the regulation and control of control switch group, electric putter extends downwards and promotes the upper mold cover and moves down and the contact of die block frame realizes the mould work of closing, the deflector can provide further direction supporting role for the upper mold cover, ensure the stability of upper mold cover, the inside that the sealing strip can get into the seal groove at this moment further promotes the leakproofness between upper mold cover and the die block frame, biax motor operation drives two lead screw synchronous rotations afterwards, influenced by the threaded connection relation of lead screw and movable plate, two movable plates can keep away from dorsad and make preformed hole die post extend to the outside of interior mold cover and get into the inside of embedding hole, this in-process receives the meshing connection relation of bevel gear and awl tooth ring and influences the internal thread section of thick bamboo and can take place the rotation, because internal thread section of thick bamboo and screw top post threaded connection again, can make and move down between the screw top post and get into the inside of internal thread section of thick bamboo, personnel can accomplish the work of moulding plastics fast with the outside raw materials of moulding plastics through injection molding pipe injection afterwards.

2. After the switch shell is formed, through the regulation and control of the control switch group, the electric push rod contracts upwards to drive the upper die cover to move upwards and separate from the switch shell, then the double-shaft motor rotates reversely to enable the two moving plates to approach towards each other, so that the preformed hole die column is separated from the switch shell, at the moment, the threaded top column gradually moves towards the upper end of the internal thread cylinder, when the preformed hole die column completely enters the inner die cover, the top end of the threaded top column can be in contact with the bottom surface of the lifting disc, then the double-shaft motor continuously rotates reversely to enable the lifting disc to ascend gradually along the vertical rod under the pushing action of the threaded top column, so that the switch shell is ejected out of the bottom die frame by the lifting disc and separated from the inner die cover, so that a person can unload the switch shell quickly, the switch shell can be formed at one time, the person is not required to perform subsequent drilling work on the switch shell, and the production efficiency of the switch shell is greatly improved.

Drawings

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

FIG. 2 is a schematic view of the inner cross-section structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is an enlarged schematic structural diagram of the utility model at the B position.

In the figure: the device comprises a base plate 1, a bottom die frame 2, an inner die cover 3, a lifting disc 4, a vertical rod 5, a frame plate 6, a 7L-shaped plate, a demoulding mechanism 8, a moving plate 81, a die column with a reserved hole 82, a screw rod 83, a double-shaft motor 84, a bevel gear ring 85, an internal thread cylinder 86, a bevel gear 87, a thread top column 88, a control switch group 9, a support column 10, a top plate 11, an electric push rod 12, an upper die cover 13, an injection molding pipe 14, an embedding hole 15, an embedding groove 16, a guide plate 17, a sealing strip 18 and a sealing groove 19.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an injection molding machine for producing a switch shell comprises a bottom plate 1 and a demoulding mechanism 8;

bottom plate 1: a bottom mold frame 2 is arranged in the middle of the upper surface of the bottom mold frame 2, an inner mold cover 3 is arranged on the bottom surface inside the bottom mold frame 2, a lifting disc 4 is placed in an opening in the middle of the upper surface of the inner mold cover 3, upright rods 5 which are bilaterally symmetrical are arranged on the top wall inside the inner mold cover 3, the lower ends of the two upright rods 5 are fixedly connected with a frame plate 6, an L-shaped plate 7 which is bilaterally symmetrical is arranged on the bottom surface of the lifting disc 4, a vertical sliding hole in the transverse plate body of the L-shaped plate 7 is in sliding connection with the upright rods 5 on the same side, supporting columns 10 are symmetrically arranged at four corners of the upper surface of a bottom plate 1, the upper ends of the supporting columns 10 are fixedly connected with a top plate 11, an electric push rod 12 is arranged in an installation opening in the middle of the top plate 11, an upper mold cover 13 is arranged at the lower end of a telescopic end of the electric push rod 12, an injection molding pipe 14 is arranged at the injection port on the front side surface of the upper mold cover 13, and the electric push rod 12 extends downwards to push the upper mold cover 13 to move downwards to be contacted with the bottom mold frame 2 to realize mold closing work through the regulation and control of a control switch group 9;

the demolding mechanism 8: the demoulding mechanism 8 comprises a moving plate 81 and preformed hole mould columns 82, the moving plate 81 is connected between horizontal sliding grooves arranged on the front and rear inner walls of the inner mould cover 3 in a bilateral symmetry sliding mode, the preformed hole mould columns 82 which are symmetrical front and rear are arranged on the opposite outer side surfaces of the two moving plates 81, the preformed hole mould columns 82 are movably inserted into through holes correspondingly formed in the left and right side surfaces of the inner mould cover 3, the demoulding mechanism 8 further comprises a screw rod 83 and a double-shaft motor 84, the screw rod 83 is connected to the left and right inner walls of the inner mould cover 3 in a symmetric rotating mode through a bearing, the screw rod 83 is in threaded connection with a screw hole in the middle of the moving plate 81 at the same side, the double-shaft motor 84 is arranged on the inner bottom surface of the bottom mould frame 2, output shafts on the left and right sides of the double-shaft motor 84 are fixedly connected with the screw rod 83 at the same side respectively, the input end of the double-shaft motor 84 is electrically connected with the output end of the control switch group 9, the demoulding mechanism 8 further comprises a conical tooth ring 85, an internal thread cylinder 86, a bevel gear 87 and a thread top column 88, a bevel gear ring 85 is fixedly sleeved in the middle of the right output shaft of the double-shaft motor 84, an internal thread cylinder 86 is rotatably connected to the center of the bottom surface of the frame plate 6 through a bearing, a bevel gear 87 is arranged at the bottom end of the internal thread cylinder 86, the bevel gear 87 is meshed with the bevel gear ring 85, vertical sliding grooves which are symmetrically arranged on the left and right of the outer cambered surface of a thread support column 88 are in sliding connection with vertical sliding strips which are correspondingly arranged in a through hole in the middle of the frame plate 6, the internal thread cylinder 86 is in threaded connection with the thread support column 88, then the double-shaft motor 84 operates to drive two screw rods 83 to synchronously rotate under the influence of the threaded connection relationship between the screw rods 83 and the moving plates 81, the two moving plates 81 are far away from each other to enable the reserved hole mold columns 82 to extend to the outside of the inner mold cover 3 and enter the inside of the embedding holes 15, and the internal thread cylinder 86 rotates under the influence of the meshed connection relationship between the bevel gear 87 and the bevel gear ring 85 in the process, because the internal thread cylinder 86 is in threaded connection with the thread support pillar 88, the thread support pillar 88 can move downwards to enter the internal thread cylinder 86, and then, a person injects external injection molding raw materials through the injection pipe 14 to quickly complete injection molding work, after the switch shell is molded, the electric push rod 12 contracts upwards to drive the upper die cover 13 to move upwards to be separated from the switch shell by controlling the regulation and control of the switch group 9, and then the double-shaft motor 84 rotates reversely to enable the two moving plates 81 to approach towards each other, so that the preformed hole die pillar 82 is separated from the switch shell, at the moment, the thread support pillar 88 gradually moves towards the upper end of the internal thread cylinder 86, when the preformed hole die pillar 82 completely enters the internal die cover 3, the top end of the thread support pillar 88 is contacted with the bottom surface of the lifting disc 4, then the double-shaft motor 84 continuously rotates reversely to enable the lifting disc 4 to be pushed by the thread support pillar 88 to gradually ascend along the upright rod 5, so that the switch shell is pushed out of the lifting disc 4 and separated from the bottom die frame 2 and separated from the internal die cover 3, so that the person can quickly unload the switch shell, and can be molded at one-time, and the switch shell can be produced without needing to further drill a subsequent switch shell;

wherein: the upper surface of the bottom plate 1 is provided with a control switch group 9, the input end of the control switch group 9 is electrically connected with an external power supply, and the input end of the electric push rod 12 is electrically connected with the output end of the control switch group 9.

Wherein: inner wall all is equipped with the embedding hole 15 of front and back symmetry about end die frame 2, and embedding hole 15 corresponds with preformed hole post 82 position, and the inside roof center department of going up mold cover 13 is equipped with embedded groove 16, and embedded groove 16 corresponds with the preformed hole boss position that sets up in the middle part of the upper surface of lifting disk 4, can ensure that switch housing's reservation breach part is normally put through.

Wherein: the left side and the right side of the upper die cover 13 are respectively provided with a guide plate 17, through holes at the front end and the rear end of each guide plate 17 are respectively in sliding connection with the vertically corresponding support columns 10, a further guiding and supporting effect can be provided for the upper die cover 13, and the stability of the upper die cover 13 is ensured.

Wherein: the upper surface of the bottom die frame 2 is provided with a sealing strip 18, the bottom surface of the upper die cover 13 is provided with a sealing groove 19, the sealing strip 18 corresponds to the sealing groove 19, and the sealing strip 18 can enter the sealing groove 19 to further improve the sealing property between the upper die cover 13 and the bottom die frame 2.

The utility model provides a pair of injection moulding machine is used in switch shell production's theory of operation as follows: by controlling the switch group 9, the electric push rod 12 extends downwards to push the upper mold cover 13 to move downwards to contact with the bottom mold frame 2 to achieve mold closing, the guide plate 17 can provide further guiding support function for the upper mold cover 13 to ensure the stability of the upper mold cover 13, at this time, the sealing strip 18 can enter the inside of the sealing groove 19 to further improve the sealing property between the upper mold cover 13 and the bottom mold frame 2, then the double-shaft motor 84 operates to drive the two lead screws 83 to rotate synchronously, under the influence of the threaded connection relationship between the lead screws 83 and the moving plate 81, the two moving plates 81 can move away from each other in a back manner to enable the reserved hole mold column 82 to extend to the outside of the inner mold cover 3 and enter the inside of the embedding hole 15, in the process, the inner thread cylinder 86 can rotate under the influence of the meshing connection relationship between the bevel gear 87 and the bevel gear ring 85, because the inner thread cylinder 86 is in threaded connection with the thread top column 88, the top column 88 can move downwards between the top column 88 and enter the inner thread cylinder 86, then, after the switch group 9 is opened, the outer mold is closed, the top column 82 is gradually retracted to the inner thread of the inner mold column 4, and the inner mold column 4 are pushed upwards, so that the top column of the inner mold cover 4 can be pushed out by the lifting switch 4, and the inner mold column 4, and the inner mold cover 4, and the top mold shell can be pushed out gradually, and the top mold column, and the inner mold shell 4, and the top mold column can be pushed out, and the inner mold shell 4, and the top mold shell can be pushed out, and the top mold shell 4, and the inner mold shell can be pushed back and the top mold shell 4, and the top mold shell 4 can be pushed out, so that personnel unload work fast, and can make switch shell one shot forming, need not personnel and carry out subsequent drilling work to switch shell again, very big promotion switch shell's production efficiency.

It should be noted that the electric putter 12 disclosed in the above embodiment is selected as the 38STG-200 electric putter, the biaxial motor 84 is selected as the 86HS65B type biaxial motor, and the control switch group 9 is provided with switch buttons corresponding to the electric putter 12 and the biaxial motor 84 one by one for controlling the on/off operation thereof.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims

1. The utility model provides a switch shell production is with injection moulding machine which characterized in that: comprises a bottom plate (1) and a demoulding mechanism (8);

base plate (1): a bottom die frame (2) is arranged in the middle of the upper surface of the bottom die frame, an inner die cover (3) is arranged on the inner bottom surface of the bottom die frame (2), a lifting disc (4) is placed in an opening in the middle of the upper surface of the inner die cover (3), bilaterally symmetrical vertical rods (5) are arranged on the inner top wall of the inner die cover (3), the lower ends of the two vertical rods (5) are fixedly connected with a frame plate (6), bilaterally symmetrical L-shaped plates (7) are arranged on the bottom surface of the lifting disc (4), vertical sliding holes in the transverse plate bodies of the L-shaped plates (7) are in sliding connection with the vertical rods (5) on the same side, supporting columns (10) are symmetrically arranged at four corners of the upper surface of a bottom plate (1), the upper ends of the supporting columns (10) are fixedly connected with a top plate (11), electric push rods (12) are arranged in mounting holes in the middle of the top plate (11), an upper die cover (13) is arranged at the lower end of the telescopic end of the electric push rods (12), and injection molding pipes (14) are arranged at the injection port in the front side surface of the upper die cover (13);

a mold-releasing mechanism (8): is arranged inside the inner mould cover (3);

wherein: the upper surface of bottom plate (1) is equipped with control switch group (9), and external power source is connected to the input electricity of control switch group (9), and the output of control switch group (9) is connected to the input electricity of electric putter (12).

2. The injection molding machine for producing a switch case according to claim 1, wherein: demoulding mechanism (8) are including movable plate (81) and preformed hole post (82), movable plate (81) bilateral symmetry sliding connection is between the horizontal spout that inner wall set up around interior mold housing (3), and the lateral surface that keeps away from mutually of two movable plates (81) all is equipped with preformed hole post (82) of longitudinal symmetry, and the through hole activity that the side corresponds and offers about preformed hole post (82) and interior mold housing (3) is pegged graft.

3. The injection molding machine for producing a switch case according to claim 2, wherein: demoulding mechanism (8) still include lead screw (83) and double-shaft motor (84), inner wall about connecting in interior mold cover (3) is rotated through the bearing symmetry in lead screw (83), and lead screw (83) and movable plate (81) middle part screw threaded connection of homonymy, double-shaft motor (84) set up in the inside bottom surface of end mold frame (2), the output shaft of double-shaft motor (84) the left and right sides respectively with lead screw (83) fixed connection of homonymy, the output of double-shaft motor (84) input electricity connection control switch group (9).

4. The injection molding machine for producing a switch case according to claim 3, wherein: the demolding mechanism (8) further comprises a conical gear ring (85), an internal thread cylinder (86), a bevel gear (87) and a thread support pillar (88), the conical gear ring (85) is fixedly sleeved in the middle of a right-side output shaft of the double-shaft motor (84), the internal thread cylinder (86) is rotatably connected to the center of the bottom surface of the frame plate (6) through a bearing, the bevel gear (87) is arranged at the bottom end of the internal thread cylinder (86), the bevel gear (87) is meshed with the conical gear ring (85), vertical sliding grooves which are symmetrically formed in the left and right positions of the outer arc surface of the thread support pillar (88) are in sliding connection with vertical sliding strips which are correspondingly arranged in a through hole in the middle of the frame plate (6), and the internal thread cylinder (86) is in threaded connection with the thread support pillar (88).

5. The injection molding machine for producing a switch case according to claim 2, wherein: inner wall all is equipped with insert hole (15) of symmetry around about end framed (2), and insert hole (15) correspond with preformed hole die post (82) position, and the inside roof center department of going up mold cover (13) is equipped with embedded groove (16), and embedded groove (16) correspond with the preformed hole boss position that sets up in the middle part of lifting disk (4) upper surface.

6. The injection molding machine for producing a switch case according to claim 1, wherein: the left side surface and the right side surface of the upper die cover (13) are respectively provided with a guide plate (17), and through holes at the front end and the rear end of each guide plate (17) are respectively in sliding connection with the vertically corresponding support columns (10).

7. The injection molding machine for producing a switch case according to claim 1, wherein: the upper surface of end mold frame (2) is equipped with sealing strip (18), goes up the bottom surface of mold cover (13) and is equipped with seal groove (19), and sealing strip (18) correspond with seal groove (19) position.