CN214820268U - Injection molding equipment is used in production of circuit breaker shell - Google Patents

Abstract

The utility model relates to an injection moulding device is used in production of circuit breaker shell, it includes the fuselage and sets up front mould and the back mould in the fuselage, the die cavity has all been seted up in front mould and the back mould, be provided with a supporting bench on the fuselage, be provided with the mounting bracket on the supporting bench, be provided with the arm on the mounting bracket and be used for driving the elevating system that the arm goes up and down, be provided with the feeding agencies who is arranged in moulding the piece in the die cavity and takes out on the arm, the one end that the arm is close to the fuselage is provided with except that the material brush, when the arm stretches into between front mould and the back mould, except that on the chamber wall of two die cavities of both ends difference butt of material brush. This application has the clout of getting rid of on the die cavity wall, promotes the effect of moulding the quality.

Description

Injection molding equipment is used in production of circuit breaker shell

Technical Field

The application relates to the field of injection molding equipment, in particular to injection molding equipment for producing a shell of a circuit breaker.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for molding thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold. The injection molding machine is divided into a vertical type, a horizontal type and an all-electric type, and can heat plastics and apply high pressure to the molten plastics so as to enable the molten plastics to be injected to fill a mold cavity.

In the related art, chinese patent publication No. CN109514793A discloses an injection molding machine, which includes a mold part, an injection part, a melt part, and an ejection part; the mold part and the injection part are arranged on the front side and the rear side of the same fixed plate, the injection part is arranged on the base, and the melt part is arranged on the top of the injection part; the mold part, the injection part and the melt part are communicated with each other through a set of nozzle device so as to convey the molten plastic in the melt pipe to the storage cylinder and inject the molten plastic in the storage cylinder into the mold part; the mold cavity depth of the fixed mold is larger than that of the movable mold, so that a product after mold opening is kept on the fixed mold, and the ejection part is arranged at the rear end of the fixed plate and used for pushing the product kept in the fixed mold forwards from the rear.

With respect to the related art among the above, the inventors consider that the following technical drawbacks exist: after one-time injection molding is finished, excess materials are easily remained on the cavity wall of the mold cavity of the injection molding machine, and the excess materials can influence the quality of a plastic part during the next injection molding and need to be improved.

SUMMERY OF THE UTILITY MODEL

In order to get rid of clout on the die cavity wall, promote and mould a quality, this application provides a circuit breaker shell production is with equipment of moulding plastics.

The application provides a pair of injection moulding device for circuit breaker shell production adopts following technical scheme:

the utility model provides a circuit breaker shell production is with injection moulding equipment, includes the fuselage and sets up front mould and the back mould in the fuselage, the die cavity has all been seted up in front mould and the back mould, be provided with a supporting bench on the fuselage, be provided with the mounting bracket on the supporting bench, be provided with the arm on the mounting bracket and be used for driving the elevating system that the arm goes up and down, be provided with on the arm and be used for the feeding agencies who takes out the piece of moulding in the die cavity, the one end that the arm is close to the fuselage is provided with except that the material brush, when the arm stretches into between front mould and the back mould, remove on the chamber wall of two die cavities of both ends difference butt of material brush.

Through adopting above-mentioned technical scheme, behind one shot moulding, elevating system drive arm stretches into between front mould and the back mould, takes out through extracting mechanism earlier and moulds the piece, rethread elevating system drive arm reciprocal lift many times between front mould and back mould with the chamber wall of sweeping two die cavities to get rid of the clout on the die cavity wall, promoted next shot moulding's a quality of moulding.

Optionally, the mounting bracket includes a first mounting platform, elevating system is including setting up elevator motor on first mounting platform, fixing at the elevating gear of elevator motor output shaft and fixing the elevator in first mounting platform one end, set up the lift groove that extends along vertical direction on the elevator, the lift groove switches on with the terminal surface that the elevator is close to elevating gear, the arm slides and sets up in the lift groove, one side that the arm is close to elevating gear is provided with the lifting rack with elevating gear intermeshing.

Through adopting above-mentioned technical scheme, start elevator motor and rotate in order to drive lifting gear, through the lifting rack with lifting gear intermeshing for lifting arm moves along the extending direction in lift groove when lifting gear rotates. The lifting motor is positively and negatively rotated to change the rotation direction of the gear, so that the lifting arm is lifted or lowered along the vertical direction.

Optionally, the mounting bracket further comprises a second mounting platform connected with the first mounting platform in a sliding manner, a first guide groove is formed in the second mounting platform, the first guide groove extends along the die sinking direction, a first guide block is arranged on one side, close to the body, of the first mounting platform, the first guide block is arranged in the first guide groove in a sliding manner, and a first driving mechanism used for driving the first mounting platform to move along the extending direction of the first guide groove is arranged on the second mounting platform.

Through adopting above-mentioned technical scheme, first guide block slides and sets up and play the guide effect to first mounting platform in first guide way for first mounting platform moves along the die sinking direction under first actuating mechanism's drive, thereby drives the elevator and slides the arm that sets up in the elevator groove and move along the die sinking direction.

Optionally, a supporting block is fixed on the end face, far away from the body, of the second mounting platform, a limiting block is fixed on the end face, far away from the second mounting platform, of the supporting block, and the limiting block is close to the end face of the body and is abutted against the end face, far away from the body, of the first mounting platform.

Through adopting above-mentioned technical scheme, the terminal surface that the stopper is close to the fuselage and the terminal surface looks butt that the fuselage was kept away from to first mounting platform restrict first mounting platform and rotate under the effect of gravity for first mounting platform is difficult to overturn from the second mounting platform, has promoted stability and security when injection moulding device moves.

Optionally, the first driving mechanism includes a first driving motor arranged on the second mounting platform and a driving wheel fixed on an output shaft of the first driving motor, a rubber driving strip is arranged on one side of the first mounting platform close to the driving wheel, and a side wall of the driving wheel abuts against a side wall of the rubber driving strip.

Through adopting above-mentioned technical scheme, when first mounting platform removed, start first driving motor for the drive wheel rotates, and the drive wheel passes through the motion of rubber drive strip drive first mounting platform. The first driving motor is positively and negatively rotated to change the rotating direction of the driving wheel, so that the moving direction of the first mounting platform is changed.

Optionally, a second guide groove extending along the horizontal direction is formed in the end face, far away from the machine body, of the support table, the extending direction of the second guide groove is perpendicular to the extending direction of the first guide groove, a second guide block is arranged on one side, close to the support table, of the second mounting platform, the second guide block is arranged in the second guide groove in a sliding manner, a second driving mechanism for driving the second mounting platform to move along the extending direction of the second guide groove is arranged on the support table, the second driving mechanism comprises a second driving motor and a driving screw fixed on an output shaft of the second driving motor, the length direction of the driving screw is parallel to the extending direction of the second guide groove, a rotating block is fixed on the support table, one end, far away from the second driving motor, of the driving screw is rotatably connected into the rotating block, and a driving block is fixed on the second mounting platform, the driving screw is in threaded connection with the driving block.

Through adopting above-mentioned technical scheme, start driving motor for drive screw rotates, and the second guide block slides and sets up and still restricted the relative drive screw rotation of second mounting platform when playing the guide effect to second mounting platform in the second guide way, makes second mounting platform move along the extending direction of second guide way. The second driving motor is positively and reversely rotated to change the rotation direction of the driving screw rod, so that the movement direction of the second mounting platform is changed.

Optionally, the mechanical arm includes a lifting arm and a mounting plate, and the material taking mechanism includes a suction cup arranged on the mounting plate, an exhaust tube connected to the suction cup, and an air pump connected to one end of the exhaust tube far away from the suction cup.

Through adopting above-mentioned technical scheme, when taking off and mould the piece, stretch into between front mould and the back mould with the arm through elevating system, the first mounting platform of rethread first actuating mechanism drive is to the direction motion that is close to the back mould to the sucking disc butt on moulding the piece, then starts the aspiration pump and makes the sucking disc inhale tightly mould the piece, drives the motion of first mounting platform to keeping away from the back mould through first actuating mechanism after that to drive the sucking disc and will mould the piece and take out from the die cavity. Get the material through feeding agencies and promoted injection moulding device's automation level, saved the human cost.

Optionally, a fixed block is fixed on the side wall of the lifting arm, a cylinder groove is formed in the fixed block, a rotating cylinder is hinged to the wall of the cylinder groove, a piston rod of the rotating cylinder is hinged to one end of the mounting plate, the mounting plate is hinged to the lifting arm, and a plastic part box for storing plastic parts is arranged outside the machine body.

By adopting the technical scheme, after the plastic part is taken out, the mechanical arm is lifted to a position between the front mold and the rear mold through the lifting mechanism, and then the second mounting platform is driven by the second driving mechanism to drive the mechanical arm to move towards the direction close to the plastic part box. After the mechanical arm moves to the upper side of the plastic part box, the rotary cylinder is started to enable the piston rod to completely extend out, so that the mounting plate rotates to the sucker, the plastic part box faces to the sucker, then the sucker is closed to enable the plastic part to fall into the plastic part box, and stacking of the plastic parts is facilitated. When the plastic part is taken down, the rotating cylinder is started, and the piston rod is retracted into the cylinder, so that the mounting plate rotates the sucker to face the rear mold.

Optionally, a pipe bundling frame is arranged on the side wall of the lifting arm, and a pipe bundling hole for the exhaust pipe to penetrate through is formed in the pipe bundling frame.

Through adopting above-mentioned technical scheme, wear to establish in the beam tube hole with the exhaust tube of connecting between aspiration pump and sucking disc, restriction beam tube hole removes at the in-process of arm motion for the part in the injection moulding equipment is hooked to the exhaust tube when the arm motion, has promoted the security when injection moulding equipment moves.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the plastic part is taken out, the mechanical arm is driven to reciprocate through the lifting mechanism so as to drive the material removing brush to sweep the cavity walls of the two cavities, so that the excess materials in the two cavities are swept down, and the quality of the plastic part formed by next injection molding is improved;

2. after the excess materials are cleaned, the mechanical arm is driven to ascend through the lifting mechanism, the second mounting platform is driven by the second driving mechanism to drive the mechanical arm to move towards the direction close to the plastic part box, and then the mechanical arm is driven to move to the upper part of the plastic part box through the first driving mechanism;

3. when the plastic part is taken out, the piston rod is taken in the rotary cylinder to enable the mounting plate to face the rear mold, and the air suction pump is started to enable the suction disc to suck the plastic part tightly; when the plastic part is put down, the rotary air cylinder is started firstly, so that the piston rod is completely extended out, the mounting plate is rotated until the suction disc faces the plastic part box, and then the air suction pump is closed, so that the plastic part falls into the plastic part box; get the piece through above-mentioned mode, be convenient for mould a pile up.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a partial structural schematic view highlighting a second mounting platform according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a prominent lifting mechanism according to an embodiment of the present application.

FIG. 4 is a schematic view of a robot arm according to an embodiment of the present disclosure.

Description of reference numerals: 1. a body; 11. a front mold; 111. a mold cavity; 12. a rear mold; 13. a support table; 131. a second guide groove; 132. rotating the block; 2. a mounting frame; 21. a first mounting platform; 211. a first guide block; 212. a rubber drive strip; 22. a second mounting platform; 221. a second guide block; 222. a drive block; 223. a first guide groove; 224. a motor slot; 225. a support block; 226. a limiting block; 3. a second drive mechanism; 31. a drive screw; 32. a second drive motor; 4. a first drive mechanism; 41. a first drive motor; 42. a drive wheel; 5. a lifting mechanism; 51. a lifting block; 511. a lifting groove; 52. a lifting motor; 53. a lifting gear; 54. a stabilizing block; 6. a mechanical arm; 61. a lifting arm; 611. a lifting rack; 62. mounting a plate; 63. a fixed block; 631. a cylinder groove; 632. rotating the cylinder; 64. a bundling frame; 641. a bundle tube hole; 65. a cable cavity; 7. a material taking mechanism; 71. a suction cup; 72. an air exhaust pipe; 73. an air pump; 8. a plastic box; 9. a material removing brush; 91. a brush body; 92. a brush head.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses circuit breaker shell production is with equipment of moulding plastics. Referring to fig. 1, the injection molding equipment for producing the circuit breaker shell comprises a machine body 1, a front mold 11 and a rear mold 12 which are installed in the machine body 1, wherein mold cavities 111 are formed in the opposite end surfaces of the front mold 11 and the rear mold 12.

Referring to fig. 1 and 2, a support platform 13 is fixed on the body 1, an installation frame 2 is arranged on the support platform 13, and the installation frame 2 includes a first installation platform 21 and a second installation platform 22. Two second guide grooves 131 which are parallel to each other are formed in the end face, away from the machine body 1, of the support table 13 along the horizontal direction, and the extending direction of the second guide grooves 131 is perpendicular to the mold opening direction of the front mold 11 and the rear mold 12. Two second guide blocks 221 are fixed on one side of the second mounting platform 22 close to the support platform 13, and the second guide blocks 221 are respectively slidably arranged in the corresponding second guide grooves 131.

Referring to fig. 2, the support base 13 is provided with a second driving mechanism 3 for driving the second mounting platform 22 to move, the second driving mechanism 3 includes a driving screw 31 and a second driving motor 32 fixed to the support base 13, and the second driving motor 32 is a servo motor capable of rotating in the forward direction and the reverse direction. A rotating block 132 is fixed on the support platform 13, and the rotating block 132 is fixed on the side of the second mounting platform 22 far away from the second driving motor 32. One end of the driving screw 31 is fixed to an output shaft of the second driving motor 32, and the other end of the driving screw 31 is rotatably coupled to the rotating block 132, and the length direction of the driving screw 31 is parallel to the extending direction of the second guide groove 131. A driving block 222 is fixed on the second mounting platform 22, and the driving screw 31 is screwed in the driving block 222.

Referring to fig. 2, the second driving motor 32 is activated to rotate the driving screw 31, and the second guide block 221 is slidably disposed in the second guide groove 131 to restrict the second mounting platform 22 from rotating, so that the second mounting platform 22 moves in the extending direction of the second guide groove 131.

Referring to fig. 3, two first guide grooves 223 parallel to each other are formed on the end surface of the second mounting platform 22 away from the support platform 13, and the first guide grooves 223 extend along the mold opening direction. Two first guide blocks 211 are fixed on the end surface of the first mounting platform 21 close to the second mounting platform 22, and the first guide blocks 211 are respectively arranged in the corresponding first guide grooves 223 in a sliding manner.

Referring to fig. 2 and 3, the second mounting platform 22 is provided with a first driving mechanism 4 for driving the first mounting platform 21 to move, the first driving mechanism 4 includes a first driving motor 41 and a driving wheel 42, and the first driving motor 41 is a servo motor capable of rotating in the forward direction and the reverse direction. The end face, away from the support platform 13, of the second mounting platform 22 is provided with a motor groove 224, the first driving motor 41 is fixed in the motor groove 224, the output shaft of the first driving motor 41 exceeds the motor groove 224, and the driving wheel 42 is fixed on the output shaft of the first driving motor 41. The rubber driving strip 212 is fixed on the end surface of the first mounting platform 21 close to the driving wheel 42, and the rubber driving strip 212 is made of rubber, and the surface of the rubber driving strip is rough, so that the friction force is increased. The rubber driving strip 212 has the same length direction as the extending direction of the first guide groove 223, and the side wall of the rubber driving strip 212 abuts against the side wall of the driving wheel 42.

Referring to fig. 2 and 3, the first guide blocks 211 are slidably disposed in the corresponding first guide grooves 223, respectively, so as to guide the first mounting platform 21, so that the first mounting platform 21 moves along the mold opening direction. The first driving motor 41 is started to rotate the driving wheel 42, and the first mounting platform 21 is driven to move along the mold opening direction by the friction between the driving wheel 42 and the rubber driving strip 212.

Referring to fig. 1 and 3, a supporting block 225 is fixed on an end surface of the second mounting platform 22 away from the supporting platform 13, and the supporting block 225 is located at an end of the second mounting platform 22 away from the second driving motor 32. The supporting block 225 is fixed with the limiting block 226 on the end face far away from the second mounting platform 22, and the limiting block 226 is close to the end face of the second supporting platform and is abutted to the end face far away from the machine body 1 of the first mounting platform 21, so that the first mounting platform 21 is limited to be turned over from the second mounting platform 22 under the action of gravity, and the stability of the injection molding equipment during operation is improved.

Referring to fig. 1 and 3, the first mounting platform 21 is provided with a lifting mechanism 5, and the lifting mechanism 5 includes a lifting block 51, a lifting motor 52, and a lifting gear 53. The lifting motor 52 is fixed on one side of the first mounting platform 21 far away from the machine body 1, and the lifting gear 53 is fixed on the output shaft of the lifting motor 52. The lifting block 51 is fixed at one end of the first mounting platform 21, a lifting groove 511 extending in the vertical direction is formed in the lifting block 51, and the lifting groove 511 is communicated with the end face, close to the lifting gear 53, of the lifting block 51. A stabilizing block 54 is fixed on one side of the lifting block 51 close to the lifting gear 53, and the output shaft of the lifting motor 52 penetrates through the stabilizing block 54, so that the stability of the output shaft of the lifting motor 52 is high when the output shaft rotates.

Referring to fig. 3 and 4, the first mounting platform 21 is provided with a mechanical arm 6, the mechanical arm 6 includes a lifting arm 61 and a mounting plate 62 hinged on the lifting arm 61, the lifting arm 61 is slidably disposed in the lifting slot 511, a lifting rack 611 is fixed on one side of the lifting arm 61 close to the lifting gear 53, the lifting rack 611 is engaged with the lifting gear 53, and a side wall of the lifting arm 61 far from the lifting gear 53 abuts on a slot wall of the lifting slot 511 far from the lifting gear 53. The lifting motor 52 is started to drive the lifting gear 53 to rotate, thereby driving the lifting arm 61 to move in the vertical direction.

Referring to fig. 3 and 4, a fixing block 63 is fixed on a side wall of the lifting arm 61, an air cylinder groove 631 is formed in an end surface of the fixing block 63 away from the lifting arm 61, a rotating air cylinder 632 is hinged to a groove wall of the air cylinder groove 631, and a piston rod of the rotating air cylinder 632 is hinged to one end of the mounting plate 62.

Referring to fig. 1 and 4, a material taking mechanism 7 is arranged on the mounting plate 62, the material taking mechanism 7 includes a suction cup 71, a suction pipe 72 and a suction pump 73, the suction cup 71 is fixed on the end surface of the mounting plate 62 far away from the lifting arm 61, and the suction pump 73 is fixed on the first mounting platform 21. The side wall of the lifting arm 61 is fixed with a bundle pipe frame 64, a bundle pipe hole 641 is opened on the bundle pipe frame 64, and the suction pipe 72 is inserted in the bundle pipe hole 641. The lifting arm 61 is provided with a cable cavity 65 with openings at two sides, one side of the cable cavity 65 is provided with an opening at the end surface of the lifting arm 61 far away from the mounting plate 62, and the other side of the cable cavity 65 is provided with an opening at the end surface of the lifting arm 61 close to the tube bundling frame 64. One end of the suction tube 72 is connected to the suction cup 71, and the other end of the suction tube 72 is inserted into the cable chamber 65 through the bundle hole 641 to be close to the opening of the bundle hole 641, then is passed out of the cable chamber 65 through the opening far from the mounting plate 62, and finally is connected to the suction pump 73. A plastic box 8 is arranged outside the machine body 1, and the plastic box 8 is used for storing the taken-down plastic parts.

Referring to fig. 1 and 4, when material is required to be taken, the rotary cylinder 632 is started to take the piston rod into the rotary cylinder 632, so that the mounting plate 62 rotates to face the rear mold 12 with the suction cup 71, the suction pump 73 is started, and the suction cup 71 sucks the plastic part tightly. After the plastic part is taken down, the rotating cylinder 632 is started to fully extend the piston rod, so that the mounting plate rotates until the suction cup 71 faces the plastic part box 8, the air suction pump 73 is turned off, and the plastic part falls into the plastic part box 8 from the suction cup 71.

Referring to fig. 1 and 4, a material removing brush 9 is fixed at one end of the mounting plate 62, the material removing brush 9 includes a brush body 91 and brush heads 92 fixed at two ends of the brush body 91, and the brush heads 92 can deform. When the lifting arm 61 extends between the front mold 11 and the rear mold 12, the brush head 92 abuts against the cavity walls of the two mold cavities 111, respectively.

The implementation principle of the injection molding equipment for producing the shell of the circuit breaker is as follows: when the plastic part is taken down, a piston rod of the rotating cylinder 632 is firstly accommodated in the rotating cylinder 632, the lifting motor 52 is started, the lifting arm 61 extends into a position between the front mold 11 and the rear mold 12, then the first driving mechanism 4 is started to drive the first mounting platform 21 to move towards the direction close to the rear mold 12 until the suction cup 71 abuts against the plastic part, then the air suction pump 73 is started to enable the suction cup 71 to suck the plastic part tightly, and finally the first mounting platform 21 is driven to move towards the direction far away from the rear mold 12 through the first driving mechanism 4, so that the plastic part is sucked out from the rear mold 12.

When the excess materials are removed, the lifting motor 52 rotates forwards and reversely to drive the lifting gear 53 to rotate forwards and reversely, so that the lifting arm 61 drives the mounting plate 62 to lift in a reciprocating manner, the brush head 92 abutting against the wall of the two cavities 111 sweeps the wall of the two cavities 111, the excess materials are swept from the two cavities 111, and the quality of the next injection molding plastic part is improved.

When the plastic parts are stacked, the lifting motor 52 is started firstly to lift the lifting arm 61, then the second driving motor 32 is started to enable the second mounting platform 22 to drive the lifting arm 61 to move towards the direction close to the plastic part box 8, then the first driving motor 41 is started to enable the lifting arm 61 to move to the upper side of the plastic part box 8, then the rotating cylinder 632 is started to enable the mounting plate 62 to rotate to the sucker 71 to drive the plastic parts to move towards the plastic part box 8, finally the air suction pump 73 is closed, and the plastic parts fall into the plastic part box 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a circuit breaker shell production is with injection moulding equipment, includes fuselage (1) and front mould (11) and back mould (12) of setting in fuselage (1), all seted up die cavity (111) in front mould (11) and back mould (12), its characterized in that: be provided with brace table (13) on fuselage (1), be provided with mounting bracket (2) on brace table (13), be provided with arm (6) and be used for driving elevating system (5) that arm (6) go up and down on mounting bracket (2), be provided with on arm (6) and be arranged in getting material mechanism (7) of taking out the mould piece in die cavity (111), arm (6) are close to the one end of fuselage (1) and are provided with except that material brush (9), when arm (6) stretched into between front mould (11) and back mould (12), remove on the both ends difference butt two die cavity's of die cavity (111) of material brush (9).

2. The injection molding equipment for producing the shell of the circuit breaker as claimed in claim 1, wherein: mounting bracket (2) include first mounting platform (21), elevating system (5) including setting up elevator motor (52) on first mounting platform (21), fixing at elevator gear (53) on elevator motor (52) output shaft and fixing elevator (51) in first mounting platform (21) one end, offer lift groove (511) that extend along vertical direction on elevator (51), lift groove (511) and elevator (51) are close to the terminal surface of elevator gear (53) and are switched on, arm (6) slide and set up in lift groove (511), one side that arm (6) are close to elevator gear (53) is provided with lifting rack (611) with elevator gear (53) intermeshing.

3. The injection molding equipment for producing the shell of the circuit breaker as claimed in claim 2, wherein: mounting bracket (2) still include with first mounting platform (21) sliding connection's second mounting platform (22), be provided with first guide way (223) on second mounting platform (22), first guide way (223) extend along the die sinking direction, one side that first mounting platform (21) are close to fuselage (1) is provided with first guide block (211), first guide block (211) slide to set up in first guide way (223), be provided with on second mounting platform (22) and be used for driving first mounting platform (21) along first guide way (223) extending direction first actuating mechanism (4) of motion.

4. The injection molding apparatus for producing the circuit breaker case as claimed in claim 3, wherein: the end face, far away from the fuselage (1), of the second mounting platform (22) is fixedly provided with a supporting block (225), the end face, far away from the second mounting platform (22), of the supporting block (225) is fixedly provided with a limiting block (226), and the limiting block (226) is close to the end face of the fuselage (1) and is abutted to the end face, far away from the fuselage (1), of the first mounting platform (21).

5. The injection molding apparatus for producing the circuit breaker case as claimed in claim 3, wherein: the first driving mechanism (4) comprises a first driving motor (41) arranged on the second mounting platform (22) and a driving wheel (42) fixed on an output shaft of the first driving motor (41), a rubber driving strip (212) is arranged on one side, close to the driving wheel (42), of the first mounting platform (21), and the side wall of the driving wheel (42) abuts against the side wall of the rubber driving strip (212).

6. The injection molding equipment for producing the shell of the circuit breaker as claimed in claim 5, wherein: a second guide groove (131) extending along the horizontal direction is formed in the end face, far away from the machine body (1), of the support platform (13), the extending direction of the second guide groove (131) is perpendicular to the extending direction of the first guide groove (223), a second guide block (221) is arranged on one side, close to the support platform (13), of the second installation platform (22), the second guide block (221) is arranged in the second guide groove (131) in a sliding mode, a second driving mechanism (3) used for driving the second installation platform (22) to move along the extending direction of the second guide groove (131) is arranged on the support platform (13), the second driving mechanism (3) comprises a second driving motor (32) and a driving screw rod (31) fixed on an output shaft of the second driving motor (32), and the length direction of the driving screw rod (31) is parallel to the extending direction of the second guide groove (131), a rotating block (132) is fixed on the supporting table (13), one end, far away from the second driving motor (32), of the driving screw rod (31) is rotatably connected into the rotating block (132), a driving block (222) is fixed on the second mounting platform (22), and the driving screw rod (31) is in threaded connection with the driving block (222).

7. The injection molding equipment for producing the shell of the circuit breaker as claimed in claim 6, wherein: arm (6) are including lifing arm (61) and mounting panel (62), extracting mechanism (7) are including setting up sucking disc (71) on mounting panel (62), connecting aspiration tube (72) on sucking disc (71) and connecting aspiration pump (73) of keeping away from sucking disc (71) one end in aspiration tube (72).

8. The injection molding apparatus for producing the circuit breaker case as claimed in claim 7, wherein: be fixed with fixed block (63) on the lateral wall of lifing arm (61), cylinder groove (631) have been seted up on fixed block (63), it has rotating cylinder (632) to articulate on the cell wall of cylinder groove (631), the piston rod of rotating cylinder (632) is articulated with the one end of mounting panel (62), mounting panel (62) are articulated with lifing arm (61), fuselage (1) is equipped with outward and is used for depositing a case (8) of moulding.

9. The injection molding apparatus for producing the circuit breaker case as claimed in claim 7, wherein: be provided with on the lateral wall of lifing arm (61) and restraint pipe support (64), it offers bundle tube hole (641) that supply aspiration tube (72) to wear to establish to restraint pipe support (64).

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