CN219968636U

CN219968636U - Insert row plastic housing device of moulding plastics

Info

Publication number: CN219968636U
Application number: CN202321175852.5U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Quzhou Zhengbang Electrical Accessories Co ltd
Current assignee: Quzhou Zhengbang Electrical Accessories Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-11-07
Anticipated expiration: 2033-05-16

Abstract

The utility model provides an injection molding device for a power strip plastic shell, which relates to the technical field of power strip production and comprises the following components: a fixed base; the bottom end of the fixed base is in a rectangular array shape and is fixedly connected with four supporting seats; the four supporting seats are of T-shaped block structures; the top end surface of the fixed base is fixedly connected with an injection molding box in the middle; a mounting groove is fixedly formed in the middle of the injection molding box; the right part of the front end surface of the injection molding box is hinged with an operation door; an auxiliary groove is formed in the right portion of the bottom end face of the injection molding box in a penetrating mode. In the demolding process, the two cutting blades can simultaneously move inwards in the injection molding box through the matched control screw rods of the first driving belt wheel and the second driving belt wheel to cut off the redundant tail parts on the injection molding-completed power strip plastic shell, and the problem that the injection molding materials remained in injection molding holes after the power strip plastic shell is cooled and molded can form redundant tail parts and then the subsequent operation of manually cutting off the redundant tail parts by workers is complex is solved.

Description

Insert row plastic housing device of moulding plastics

Technical Field

The utility model relates to the technical field of power strip production, in particular to a power strip plastic housing injection molding device.

Background

In order to facilitate the row of inserting and protect the in-process of row of inserting production, can install row of inserting plastics shell on inserting in row of inserting generally, the staff can use injection molding device in order to facilitate production to row of inserting plastics shell, current injection molding device is usually by unable adjustment base, injection molding case and production template are constituteed, support the case of moulding plastics through unable adjustment base in the in-process of using, will produce template group closure and form the chamber of moulding plastics and will mould plastics the material injection moulding plastics intracavity later, wait to mould plastics the material cooling shaping of moulding plastics in the intracavity and can accomplish the production of row of inserting plastics shell.

For example: the utility model of application number CN202221566283.2 discloses an injection molding machine for producing and processing a row of inserts plastic shell, which comprises a machine body, wherein a processing assembly is arranged at the top end of the machine body, the processing assembly comprises a frame body, a first template, a forming groove, a first electric telescopic rod and a material guide pipe, the frame body is fixedly arranged at the top end of the machine body, one side of the inside of the frame body is fixedly provided with the first template, one side of the first template is provided with the forming groove, and the other side of the first template is provided with the material guide port, and the beneficial effects of the utility model are that: the first template and the convex second template are matched to enable materials to be subjected to injection molding, molten plastics are led in through the material guide pipe, the telescopic end of the first electric telescopic rod is used for driving the extrusion rod and the auxiliary plate to move, the extrusion rod is used for avoiding the deflection of the auxiliary plate, and the four penetrating rods are used for fixing the second template and limiting the matched frame body, so that the deflection is further avoided to influence the processing and the use.

However, regarding the traditional injection molding device at present, there is part injection molding material to remain in the hole of moulding plastics when injecting into the intracavity of moulding plastics with moulding plastics, and the injection molding material of remaining in the hole of moulding plastics can form unnecessary afterbody after row's of inserting plastics shell cooling shaping, and follow-up needs the staff manual work to excision unnecessary afterbody, and the operation is comparatively complicated, makes staff's intensity of labour great.

Disclosure of Invention

In view of the above, the utility model provides an injection molding device for a power strip plastic housing, which is provided with a cutting blade for automatically cutting off redundant tail parts in the demolding process, when the injection molding is completed and the mold opening is performed, a control inserted bar can reversely slide in an auxiliary slot along with the reverse movement of an upper die holder, a sliding frame at the moment loses the extrusion of the control inserted bar and resets along with the rebound of a supporting spring, a demolding push plate resets to push out the power strip plastic housing molded in a lower die holder, a first driving belt wheel drives a second driving belt wheel to rotate in the rotating process of a fixed rotating shaft, the second driving belt wheel rotates to drive a control screw to rotate through the rotation of the second driving belt wheel, two cutting blades simultaneously move inwards in an injection molding box in the rotating process of the control screw, and the redundant tail parts on the power strip plastic housing after the injection molding is completed are cut off through the movement of the cutting blade, so that no extra operation is required for workers, the operation is more convenient and rapid, the labor intensity of workers is effectively reduced, and the convenience of the injection molding device is improved.

The utility model provides an injection molding device for a power strip plastic shell, which specifically comprises the following components: a fixed base; the bottom end of the fixed base is in a rectangular array shape and is fixedly connected with four supporting seats; the four supporting seats are of T-shaped block structures; the top end surface of the fixed base is fixedly connected with an injection molding box in the middle; a mounting groove is fixedly formed in the middle of the injection molding box; the right part of the front end surface of the injection molding box is hinged with an operation door; an auxiliary groove is formed in the right part of the bottom end surface of the injection molding box in a penetrating manner; a fixed baffle is fixedly connected with the bottom end surface of the mounting groove in the middle; a material injection hole is formed in the middle of the right end face of the injection molding box in a penetrating manner; the right end face of the mounting groove is fixedly connected with a lower die holder in the middle.

Optionally, two driving cylinders are symmetrically connected with the left end face of the mounting groove through bolts in a fastening mode; the right parts of the two driving cylinders are fixedly connected with an auxiliary push plate; two guide slide bars are symmetrically and fixedly connected with the right end face of the auxiliary push plate; the two guide slide bars are both connected in the fixed baffle in a sliding way; the right end surfaces of the two guide slide bars are fixedly connected with an upper die holder; a forming block is fixedly connected with the right end face of the upper die holder in the middle; the forming block is aligned with the position of the lower die holder.

Optionally, two control inserting rods are symmetrically and fixedly connected to the right end face of the upper die holder; two auxiliary slots are symmetrically formed in the left end face of the lower die holder; the two control inserted bars are aligned with the positions of the two control inserted bars respectively; the right end surfaces of the two auxiliary slots are provided with a guide chute; a sliding frame is connected in the two guide sliding grooves in a sliding way; the tail ends of the two sliding frames are fixedly connected with a demoulding push plate; the two demoulding push plates are both connected with the lower die base in a sliding way; a group of supporting springs are fixedly connected to the outer sides of the two sliding frames; the tail ends of the two groups of supporting springs are respectively and fixedly connected in the two guide sliding grooves.

Optionally, the outer sides of the two sliding frames are fixedly connected with a transmission rack; the two transmission racks are both connected in the injection molding box in a sliding way; two fixed rotating shafts are symmetrically and rotationally connected in the right part of the injection molding box; the inner sides of the two fixed rotating shafts are fixedly connected with a transmission gear; the two transmission gears are respectively meshed with the two transmission racks.

Optionally, the outer sides of the two fixed rotating shafts are fixedly connected with a first driving belt wheel; two control screws are symmetrically and rotationally connected in the right part of the injection molding box in a centering way; the two control screws are aligned with the positions of the two fixed rotating shafts respectively; the outer sides of the two control screws are fixedly connected with a second driving belt wheel; the two second driving belt wheels on the same side are connected with the two first driving belt wheels through driving; the outer inner sides of the two control screws are respectively connected with two cutting blades in a threaded manner; the two cutting blades are both connected in the injection molding box in a sliding way; both cutting blades are aligned with the position of the injection hole.

Optionally, a blanking groove is formed in the middle of the bottom end surface of the fixed base; the right upper part of the discharging groove is fixedly connected with a group of buffer springs; a blanking baffle is fixedly connected to the top end surface of the buffer spring; the blanking baffle is aligned with the auxiliary groove; the blanking baffle is arranged in an inclined mode.

Advantageous effects

According to the utility model, in the using process, the redundant tail parts on the molded power strip plastic shell can be automatically cut off, no additional operation is needed for workers, the operation is more convenient and quick, the labor intensity of the workers is effectively reduced, the working efficiency of the workers is improved, the convenience of an injection molding device is improved, the molded power strip plastic shell can be automatically demolded, the operation is simple and quick, the use is more convenient, and the practicability of the injection molding device is effectively increased.

In addition, when the injection molding is completed and the die is opened, the control inserted bar can be reversely slid in the auxiliary slot along with the reverse movement of the upper die holder, the sliding frame at the moment loses the extrusion of the control inserted bar and can reset along with the rebound of the supporting spring, and the demolding push plate is reset to push out the power strip plastic shell formed in the lower die holder, so that the power strip plastic shell is conveniently and automatically demolded, the operation is simple and quick, the use is more convenient, and the practicability of the injection molding device is effectively increased.

In addition, can make first driving pulley drive the second driving pulley and rotate at fixed pivot pivoted in-process, rotate through the rotation drive control screw of second driving pulley, can make two cutting blade inwards remove simultaneously in the case of moulding plastics at control screw pivoted in-process, remove unnecessary afterbody on the row's of inserting plastic housing of accomplishing of moulding plastics through cutting blade's removal, do not need the staff to carry out extra operation, the operation is more convenient and fast, the effectual intensity of labour who reduces the staff, improve staff's work efficiency, the convenience of injection molding device has been improved.

In addition, after the fashioned row of inserting plastic housing is released, can fall into the auxiliary tank and fall into the unloading inslot by the auxiliary tank, can contact with the unloading baffle earlier in the fashioned row of inserting plastic housing falls into the unloading inslot, the setting that can prevent the fashioned row of inserting plastic housing takes place to damage because of the collision through buffer spring, because the unloading baffle is the slope form setting, can slide into the unloading inslot along the unloading baffle after the fashioned row of inserting plastic housing falls on the unloading baffle, and discharge the fashioned row of inserting plastic housing by the unloading inslot, make things convenient for the staff to concentrate to collect the fashioned row of inserting plastic housing, make things convenient for the staff to arrange the fashioned row of inserting plastic housing in order.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.

In the drawings:

FIG. 1 is a schematic diagram of an axial structure of the present utility model.

Fig. 2 is a schematic cross-sectional view of the fixing base of the present utility model.

FIG. 3 is a schematic cross-sectional view of the injection molding box of the present utility model.

FIG. 4 is a schematic cross-sectional isometric view of an injection molding box of the present utility model.

FIG. 5 is a schematic illustration of an isometric construction of a cutting blade of the present utility model.

List of reference numerals

1. A fixed base; 101. a support base; 102. an injection molding box; 103. an operation door; 104. a material injection hole; 105. discharging groove; 106. a blanking baffle; 107. a buffer spring; 108. a mounting groove; 109. a fixed baffle; 110. a driving cylinder; 111. an auxiliary push plate; 112. a guide slide bar; 113. an upper die holder; 114. molding blocks; 115. controlling the inserted link; 116. an auxiliary groove; 117. a lower die holder; 118. an auxiliary slot; 119. a guide chute; 120. a carriage; 121. a support spring; 122. demoulding pushing plate; 123. a drive rack; 124. fixing the rotating shaft; 125. a first drive pulley; 126. a transmission gear; 127. a control screw; 128. a second transmission pulley; 129. a cutting blade.

Detailed Description

In order to make the objects, aspects and advantages of the technical solution of the present utility model more clear, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present utility model. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.

Examples: please refer to fig. 1 to 5:

the utility model provides an injection molding device for a power strip plastic shell, which comprises the following components: a fixed base 1;

the bottom end of the fixed base 1 is in a rectangular array shape and is fixedly connected with four supporting seats 101; the four supporting seats 101 are of T-shaped block structures; the top end surface of the fixed base 1 is fixedly connected with an injection molding box 102 in the middle; a mounting groove 108 is fixedly formed in the middle of the injection molding box 102; the right part of the front end surface of the injection molding box 102 is hinged with an operation door 103; an auxiliary groove 116 is formed in the right part of the bottom end surface of the injection molding box 102 in a penetrating manner; a fixed baffle 109 is fixedly connected with the bottom end surface of the mounting groove 108 in the middle; a material injection hole 104 is formed in the middle of the right end surface of the injection molding box 102 in a penetrating manner; a lower die holder 117 is fixedly connected to the right end face of the mounting groove 108 in the middle.

Further, according to the embodiment of the present utility model, as shown in fig. 1 and 3, two driving cylinders 110 are symmetrically bolt-fastened to the left end surface of the mounting groove 108; an auxiliary push plate 111 is fixedly connected to the right parts of the two driving cylinders 110; two guide slide bars 112 are symmetrically and fixedly connected to the right end surface of the auxiliary push plate 111; the two guide slide bars 112 are both slidably connected in the fixed baffle 109; the right end surfaces of the two guide slide bars 112 are fixedly connected with an upper die holder 113; a forming block 114 is fixedly connected with the right end face of the upper die seat 113 in the middle; the shaping piece 114 aligns with the position of die holder 117 to make supplementary push pedal 111 promote the upper die holder 113 through starting drive cylinder 110 and remove, can make the direction slide bar 112 slide in fixed stop 109 and provide the direction for upper die holder 113 in supplementary push pedal 111 moving process, prevent that upper die holder 113 from taking place the skew in the moving process, make upper die holder 113 can be better carry out the compound die with die holder 117, when upper die holder 113 and die holder 117 are complete the compound die, form the shaping groove of row's of inserting plastics shell through the cooperation of shaping piece 114 and die holder 117, the convenience is followed to row's of inserting plastics shell's moulding plastics.

In addition, according to the embodiment of the present utility model, as shown in fig. 4 and 5, two control pins 115 are symmetrically and fixedly connected to the right end surface of the upper die holder 113; two auxiliary slots 118 are symmetrically formed in the left end face of the lower die holder 117; the two control plungers 115 are aligned with the positions of the two control plungers 115, respectively; a guide chute 119 is formed on the right end surfaces of the two auxiliary slots 118; a sliding frame 120 is slidably connected in each of the two guide sliding grooves 119; the tail ends of the two sliding frames 120 are fixedly connected with a demoulding push plate 122; both stripper push plates 122 are slidably connected to the lower die holder 117; a group of supporting springs 121 are fixedly connected to the outer sides of the two sliding frames 120; the ends of the two groups of support springs 121 are respectively and fixedly connected in the two guide sliding grooves 119, so that in the process of closing the mold, the control inserting rod 115 moves along with the movement of the upper mold base 113 and is inserted into the auxiliary slot 118, after the control inserting rod 115 is inserted into the auxiliary slot 118, the control inserting rod 115 can push the sliding frame 120 to slide in the guide sliding grooves 119 and extrude the support springs 121 along with the continued movement of the control inserting rod 115, the demolding push plate 122 slides in the lower mold base 117 along with the movement of the sliding frame 120 to store the demolding push plate 122 into the injection molding box 102, the demolding push plate 122 is prevented from affecting the molding groove of the injection molding device, when the injection molding is completed and the mold opening is completed, the control inserting rod 115 can slide reversely in the auxiliary slot 118 along with the reverse movement of the upper mold base 113, the extrusion of the sliding frame 120 at the moment can reset along with the rebound of the support springs 121, the push plate 122 can reset to push out the molded row-of the lower mold base 117, the row-of plastic housing can be conveniently and automatically demolded, the row of the row-of plastic housing is convenient to operate, the operation is more convenient, and the practicability of the injection molding device is effectively increased.

In addition, according to the embodiment of the present utility model, as shown in fig. 4 and 5, one transmission rack 123 is fixedly connected to the outer sides of both the sliding frames 120; the two transmission racks 123 are both slidably connected in the injection molding box 102; two fixed rotating shafts 124 are symmetrically and rotatably connected in the right part of the injection molding box 102; a transmission gear 126 is fixedly connected to the inner sides of the two fixed rotating shafts 124; the two transmission gears 126 are respectively meshed with the two transmission racks 123, so that the transmission racks 123 slide in the injection molding box 102 along with the movement of the sliding frame 120 in the mold opening process, the transmission gears 126 meshed with the transmission racks 123 are driven to rotate along with the sliding of the transmission racks 123, and the fixed rotating shaft 124 is driven to rotate through the rotation of the transmission gears 126.

In addition, according to the embodiment of the present utility model, as shown in fig. 4 and 5, one first driving pulley 125 is fixedly connected to the outer sides of both the fixed rotating shafts 124; two control screws 127 are symmetrically and rotationally connected in the right part of the injection molding box 102 in the middle; the two control screws 127 are aligned with the positions of the two fixed rotating shafts 124, respectively; a second driving belt wheel 128 is fixedly connected to the outer sides of the two control screws 127; the two second driving pulleys 128 on the same side are connected with the two first driving pulleys 125 through driving; the outer inner sides of the two control screws 127 are respectively connected with two cutting blades 129 in a threaded manner; both cutting blades 129 are slidably connected within the injection molding box 102; the two cutting blades 129 are aligned with the position of the material injection hole 104, so that the first driving belt pulley 125 can drive the second driving belt pulley 128 to rotate in the process of rotating the fixed rotating shaft 124, the control screw 127 is driven to rotate through the rotation of the second driving belt pulley 128, the two cutting blades 129 can simultaneously and inwards move in the injection molding box 102 in the process of rotating the control screw 127, redundant tail parts on the injection molding finished socket plastic shell are cut through the movement of the cutting blades 129, no additional operation is needed by workers, the operation is more convenient and quick, the labor intensity of the workers is effectively reduced, the working efficiency of the workers is improved, and the convenience of the injection molding device is improved.

In addition, according to the embodiment of the present utility model, as shown in fig. 1 and 2, a lower trough 105 is centrally provided at the bottom end surface of the fixed base 1; a group of buffer springs 107 are fixedly connected to the right upper part of the blanking groove 105; a blanking baffle 106 is fixedly connected to the top end surface of the buffer spring 107; the blanking baffle 106 is aligned with the position of the auxiliary groove 116; the blanking baffle 106 is the slope form setting to after the fashioned row of inserting plastic housing is released, can fall into auxiliary tank 116 and fall into in the unloading inslot 105 by auxiliary tank 116, can contact with blanking baffle 106 earlier in the fashioned row of inserting plastic housing falls into in the unloading inslot 105, can prevent that fashioned row of inserting plastic housing from breaking because of the collision in-process that falls through the setting of buffer spring 107, because blanking baffle 106 is the slope form setting, can slide into in the unloading inslot 105 along blanking baffle 106 after fashioned row of inserting plastic housing falls on blanking baffle 106, and discharge fashioned row of inserting plastic housing by unloading inslot 105, make things convenient for the staff to collect in a concentrated way the fashioned row of inserting plastic housing, make things convenient for the staff to arrange the fashioned row of inserting plastic housing in order.

Specific use and action of the embodiment:

in the using process of the utility model, the auxiliary push plate 111 is started to push the upper die holder 113 to move by starting the driving air cylinder 110, the guide slide bar 112 slides in the fixed baffle 109 to provide guide for the upper die holder 113 in the moving process of the auxiliary push plate 111, the upper die holder 113 is prevented from shifting in the moving process, the upper die holder 113 can be better matched with the lower die holder 117 to mold the upper die holder 113, when the upper die holder 113 and the lower die holder 117 are completely matched, the forming block 114 and the lower die holder 117 form a forming groove of the power strip plastic shell, the subsequent injection molding of the power strip plastic shell is convenient, the control insert bar 115 moves along with the movement of the upper die holder 113 and is inserted into the auxiliary slot 118 in the mold matching process, the control insert bar 115 pushes the slide frame 120 to slide in the guide slide groove 119 along with the continuous movement of the control insert bar 115 after the control insert bar 115 is inserted into the auxiliary slot 118 and extrudes the supporting spring 121, the demoulding push plate 122 slides in the lower die holder 117 along with the movement of the sliding frame 120 to store the demoulding push plate 122 in the injection molding box 102, the demoulding push plate 122 is prevented from influencing the molding groove of the injection molding device, when the injection molding is completed and the mold opening is carried out, the control inserting rod 115 can slide reversely in the auxiliary slot 118 along with the reverse movement of the upper die holder 113, the sliding frame 120 loses the extrusion of the control inserting rod 115 and resets along with the rebound of the supporting spring 121 and the demoulding push plate 122 resets to push out the plug strip plastic shell molded in the lower die holder 117, the plug strip plastic shell is conveniently and automatically demoulded, the operation is simple and quick, the use is more convenient, the practicability of the injection molding device is effectively improved, the transmission rack 123 can slide in the injection molding box 102 along with the movement of the sliding frame 120 in the mold opening process, with the drive gear 126 that drives and mesh with it rotates of the slip of drive rack 123, the rotation through drive gear 126 drives fixed pivot 124 and rotates, can make first drive pulley 125 drive second drive pulley 128 and rotate at fixed pivot 124 pivoted in-process, the rotation through second drive pulley 128 drives control screw 127 and rotates, can make two cutting blade 129 inwards remove simultaneously in injection molding case 102 at control screw 127 pivoted in-process, remove the unnecessary afterbody on the row's of inserting plastic housing that will injection mold accomplished through cutting blade 129 removal, do not need the staff to carry out extra operation, the operation is more convenient and fast, the effectual intensity of labour who reduces the staff improves staff's work efficiency, the convenience of injection molding device has been improved, after the row's of inserting plastic housing of shaping is released, can fall into auxiliary tank 116 and fall into 105 by auxiliary tank 116, can earlier with blanking baffle 106 contact in the row's of shaped plastic housing falls into 105, setting up through buffer spring 107 can prevent that fashioned row's of inserting plastic housing from taking place the damage in the process of falling down, the row's of inserting plastic housing is convenient for arranging the setting up at the blanking baffle 106 and the blanking baffle is convenient for the personnel to carry out the shaping personnel because of arranging the blanking baffle 106, the blanking device is convenient for setting up the personnel to carry out the blanking device and take place at the blanking device.

Claims

1. The utility model provides a row of inserting plastics shell injection molding device which characterized in that includes: a fixed base (1); the bottom end of the fixed base (1) is in a rectangular array shape and is fixedly connected with four supporting seats (101); the four supporting seats (101) are of T-shaped block structures; an injection molding box (102) is fixedly connected with the top end surface of the fixed base (1) in the middle; a mounting groove (108) is fixedly formed in the middle of the injection molding box (102); an operation door (103) is hinged to the right part of the front end surface of the injection molding box (102); an auxiliary groove (116) is formed in the right part of the bottom end surface of the injection molding box (102) in a penetrating manner; a fixed baffle (109) is fixedly connected with the bottom end surface of the mounting groove (108) in the middle; a material injection hole (104) is formed in the middle of the right end face of the injection molding box (102) in a penetrating manner; the right end face of the mounting groove (108) is fixedly connected with a lower die holder (117) in the middle.

2. The power strip plastic housing injection molding apparatus of claim 1, wherein: two driving cylinders (110) are symmetrically connected with the left end face of the mounting groove (108) through bolts in a fastening mode; the right parts of the two driving cylinders (110) are fixedly connected with an auxiliary push plate (111); two guide slide bars (112) are symmetrically and fixedly connected to the right end surface of the auxiliary push plate (111); the two guide slide bars (112) are both connected in the fixed baffle (109) in a sliding way; the right end surfaces of the two guide slide bars (112) are fixedly connected with an upper die holder (113); a forming block (114) is fixedly connected with the right end face of the upper die holder (113) in the middle; the molding block (114) is aligned with the lower die holder (117).

3. A power strip plastic housing injection molding apparatus as claimed in claim 2, wherein: two control inserting rods (115) are symmetrically and fixedly connected to the right end face of the upper die holder (113); two auxiliary slots (118) are symmetrically formed in the left end face of the lower die holder (117); the two control inserting rods (115) are aligned with the positions of the two control inserting rods (115) respectively; a guide chute (119) is arranged on the right end surfaces of the two auxiliary slots (118); a sliding frame (120) is connected in the two guide sliding grooves (119) in a sliding way; the tail ends of the two sliding frames (120) are fixedly connected with a demoulding push plate (122); the two demoulding push plates (122) are both connected with the lower die holder (117) in a sliding way; a group of supporting springs (121) are fixedly connected to the outer sides of the two sliding frames (120); the tail ends of the two groups of supporting springs (121) are respectively and fixedly connected in the two guide sliding grooves (119).

4. A power strip plastic housing injection molding apparatus as claimed in claim 3, wherein: the outer sides of the two sliding frames (120) are fixedly connected with a transmission rack (123); the two transmission racks (123) are both connected in the injection molding box (102) in a sliding way; two fixed rotating shafts (124) are symmetrically and rotatably connected in the right part of the injection molding box (102); the inner sides of the two fixed rotating shafts (124) are fixedly connected with a transmission gear (126); the two transmission gears (126) are respectively meshed with the two transmission racks (123).

5. The power strip plastic housing injection molding apparatus of claim 4, wherein: the outer sides of the two fixed rotating shafts (124) are fixedly connected with a first driving belt wheel (125); two control screws (127) are symmetrically and rotationally connected in the right part of the injection molding box (102) in the middle; the two control screws (127) are aligned with the positions of the two fixed rotating shafts (124) respectively; the outer sides of the two control screws (127) are fixedly connected with a second driving belt wheel (128); the two second driving belt wheels (128) on the same side are connected with the two first driving belt wheels (125) through driving; the outer inner sides of the two control screws (127) are respectively connected with two cutting blades (129) in a threaded manner; both cutting blades (129) are slidably connected in the injection molding box (102); both cutting blades (129) are aligned with the position of the injection orifice (104).

6. The power strip plastic housing injection molding apparatus of claim 1, wherein: a blanking groove (105) is formed in the middle of the bottom end surface of the fixed base (1); the right upper part of the discharging groove (105) is fixedly connected with a group of buffer springs (107); a blanking baffle (106) is fixedly connected with the top end surface of the buffer spring (107); the blanking baffle (106) is aligned with the auxiliary groove (116); the blanking baffle (106) is obliquely arranged.