CN223369987U - A press rear cover injection molding equipment - Google Patents

Abstract

The utility model discloses a press rear cover injection molding device, including a workbench, and relates to the technical field of injection molding devices. The press rear cover injection molding device can knock the bottom surface of the mold box to facilitate demoulding by means of a cam block and a cam head. When in use, starting the driving motor can drive the shaft to rotate the cam block, and then the cam block will drive the cam head to rotate and knock the bottom surface of the mold box to generate vibration to facilitate demoulding. At the same time, when the cam head hits the bottom surface of the mold box, it will enter the slot to avoid excessive impact on the mold box. When the cam head leaves the mold box, the elastic force of the spring will drive the cam head to reset, and then the DC motor is started to drive the screw to rotate through the slider to move the connecting frame horizontally, and the bottom surface of the mold box is knocked comprehensively and evenly, thereby avoiding affecting the life of the mold, improving the quality of the product and the stability of production, and having good practicality.

Description

Injection molding equipment for rear cover of press

Technical Field

The utility model relates to the technical field of injection molding equipment, in particular to injection molding equipment for a rear cover of a press.

Background

Injection molding, also called injection molding, is a molding method of injection and molding, in which a polymer composite material in a molten state after being heated is quickly injected into a closed mold cavity under a certain pressure, and then is cooled, solidified and shaped to obtain a molded product.

The utility model overcomes the defects of the prior art by arranging a motor, eccentric wheels and a transverse plate, wherein the motor runs to drive a plurality of groups of eccentric wheels to rotate through a rotating shaft, the eccentric wheels continuously strike the bottom of the transverse plate in the rotating process, and vibration is generated and transmitted to a molded plastic product by the transverse plate, so that the plastic product is helped to be separated from a die more easily, and the convenience of demolding is improved.

However, when the device is applied to the rear cover of the press, the bottom of the transverse plate is struck by a plurality of eccentric wheels to facilitate demoulding, while most of the prior devices adopt continuous beating at the same position of the mould to generate vibration, the same position is subjected to continuous impact force in the same way, the transverse plate of the mould is easy to be excessively impacted and worn, the continuous impact force can greatly reduce the service life of the mould along with the time, thereby influencing the quality of products and the stability of production, and the practicability is general.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a press rear cover injection molding device, which solves the problems that the existing injection molding device is easy to suffer excessive impact and abrasion in the mode of knocking the same position of a die, the continuous impact force can cause the service life of the die to be greatly reduced, thereby influencing the quality of products and the stability of production and having general practicability.

The utility model is realized by the following technical scheme that the injection molding equipment for the rear cover of the press comprises a workbench, wherein a controller for controlling the operation of a device is fixedly arranged on the left side of the top surface of the workbench, and the injection molding equipment further comprises:

The molding assembly is arranged on the top surface of the workbench and is used for injection molding of thermoplastic materials to form a press back cover, and the molding assembly comprises a die box fixedly arranged on the top surface of the workbench and is used for containing heat-releasing plastic materials;

the cooling assembly is arranged at the outer side of the workbench and used for cooling and forming the thermoplastic materials in the die box;

The vibration component is arranged in the workbench and used for beating the bottom surface of the die box to generate a vibration effect, so that the die box can be conveniently demoulded, and the bottom surface of the die box can be comprehensively and uniformly beaten and the die box can be prevented from being damaged.

Preferably, the vibration subassembly includes the frid of fixed mounting in workstation inner chamber top surface left and right sides, the inside slidable mounting of frid has the slider, the bottom surface fixed mounting of slider has the link, the inside movable mounting of frid has the screw rod, the front side fixed mounting of frid has direct current motor to drive the screw rod rotatory, the left side fixed mounting of link has driving motor, the inside movable mounting of link has the axostylus axostyle, the outside fixed mounting of axostylus axostyle has a plurality of cam pieces that strike the die box bottom surface, a plurality of the notch has all been seted up to the bottom surface of cam piece, the inside movable mounting of notch has the cam head to be used for avoiding causing the damage to the die box, the top surface fixed mounting of cam head has the spring to be used for driving the cam head and resets, the bottom surface of die box runs through the top surface of workstation and extends to the inside convenient vibration subassembly of workstation and strikes the bottom surface of die box.

Preferably, the rear end screw thread of screw rod runs through the front side of slider and movable mounting in the rear side of frid inner chamber, the front end of screw rod activity runs through the inside of frid and fixed mounting is used for driving the screw rod rotation and makes the slider back and forth movement at direct current motor's output, driving motor's output activity runs through the left side of link and fixed mounting just can drive the axostylus axostyle rotation at the left end of axostylus axostyle, the top fixed mounting of spring is at the top surface of notch inner chamber.

Preferably, the forming assembly further comprises a mounting frame fixedly mounted on the rear side of the top surface of the workbench, the top surface of the mounting frame is fixedly mounted on the air cylinder, an upper die plate is fixedly mounted at the output end of the air cylinder and used for extruding thermoplastic materials for forming, a feeding pipe is fixedly mounted on the right side of the top surface of the upper die plate and used for conveniently filling thermoplastic materials, and the output end of the air cylinder movably penetrates through the top surface of the mounting frame and is fixedly mounted on the top surface of the upper die plate and used for driving the upper die plate to lift.

Preferably, the cooling assembly comprises a liquid storage tank fixedly mounted on the right side of the workbench, a liquid adding pipe is fixedly mounted on the front side of the top surface of the liquid storage tank to facilitate adding cooling liquid into the liquid storage tank, a heat exchange pipe is fixedly mounted in the mold box and used for taking away heat of thermoplastic materials to improve forming speed, and a water pump is fixedly mounted on the top surface of the liquid storage tank and used for controlling the communication state of the heat exchange pipe and the liquid storage tank.

Preferably, one end of the heat exchange tube penetrates through the inside of the die box and is communicated with the output end of the water pump, the other end of the heat exchange tube penetrates through the inside of the die box and is communicated with the liquid storage box, and the input end of the water pump is communicated with the liquid storage box through a connecting pipe.

The utility model provides injection molding equipment for a rear cover of a press. Compared with the prior art, the method has the following beneficial effects:

(1) This press back shroud injection moulding equipment, can strike the bottom surface of mould box through the cam piece that sets up and cam head and conveniently demold, start driving motor can drive the axostylus axostyle when using and make the cam piece rotatory, the cam piece can drive the cam head and rotate the bottom surface that beats the mould box and produce the vibration and conveniently demold then, can get into in the notch when the bottom surface of cam head striking mould box simultaneously and avoid causing excessive striking to mould box, can drive the cam head through the elasticity of spring and reset when the cam head leaves the mould box, then start direct current motor and drive the screw rod rotation and make link lateral shifting through the slider, carry out comprehensive even to the bottom surface of mould box and strike, avoid causing the influence to the life-span of mould, the quality of goods and the stability of production have been improved, the practicality is good.

(2) This press back cover injection moulding equipment can improve the shaping speed of press back cover through the heat exchange tube that sets up and deposit the liquid case, fills the inside of depositing the liquid case with the coolant liquid through the liquid feeding pipe during the use, starts the inside that the coolant liquid in with depositing the liquid case draw in the heat exchange tube afterwards, and at this moment the coolant liquid just can take away the heat of the thermoplastic material in the mould box and improve shaping speed, takes away the inside that the thermal coolant liquid will be poured into the liquid case and pass through the follow-up cooling afterwards, convenient and fast has improved shaping efficiency.

Drawings

FIG. 1 is a schematic view of the three-dimensional appearance of the present utility model;

FIG. 2 is a schematic view of a front view in cross section and in perspective;

FIG. 3 is a schematic perspective view of a molding assembly according to the present utility model;

FIG. 4 is a schematic perspective view of a vibration assembly according to the present utility model;

fig. 5 is a schematic view showing a cross-sectional perspective view of a vibration module according to the present utility model.

In the figure, the device comprises a 1-workbench, a 21-forming assembly, a 211-cylinder, a 212-mounting frame, a 213-upper template, a 214-feeding pipe, a 215-die box, a 22-cooling assembly, a 221-heat exchange pipe, a 222-water pump, a 223-liquid storage box, a 224-liquid feeding pipe, a 23-vibration assembly, a 231-driving motor, a 232-connecting frame, a 233-shaft rod, a 234-cam block, a 235-cam head, a 236-groove plate, a 237-sliding block, a 238-screw rod, a 239-direct current motor, a 2310-groove opening, a 2311-spring and a 3-controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides two technical solutions:

According to a first embodiment, the injection molding equipment for the press rear cover comprises a workbench 1, wherein a controller 3 for controlling the operation of a device is fixedly arranged on the left side of the top surface of the workbench 1, and the injection molding equipment further comprises:

The molding assembly 21 is arranged on the top surface of the workbench 1 and is used for injection molding thermoplastic materials to form a press rear cover by extrusion molding, and the molding assembly 21 comprises a die box 215 fixedly arranged on the top surface of the workbench 1 and is used for containing heat-releasing plastic materials;

a cooling assembly 22 arranged outside the workbench 1 for cooling and molding the thermoplastic material in the die box 215;

The vibration component 23 is arranged in the workbench 1 and used for beating the bottom surface of the die box 215 to generate a vibration effect, so that the die box 215 can be conveniently and evenly beaten, the die box 215 can be prevented from being damaged, the vibration component 23 comprises a groove plate 236 fixedly arranged at the left side and the right side of the top surface of the inner cavity of the workbench 1, a sliding block 237 is slidably arranged in the groove plate 236, a connecting frame 232 is fixedly arranged at the bottom surface of the sliding block 237, a screw 238 is movably arranged in the groove plate 236, a direct current motor 239 is fixedly arranged at the front side of the groove plate 236 to drive the screw 238 to rotate, a driving motor 231 is fixedly arranged at the left side of the connecting frame 232, a shaft lever 233 is movably arranged in the connecting frame 232, a plurality of cam blocks 234 for beating the bottom surface of the die box 215 are fixedly arranged at the outer side of the shaft lever 233, the cam blocks 234 are linearly and evenly distributed at the outer side of the shaft lever 233, the bottom surfaces of the cam blocks 234 are provided with notches 2310, cam heads 235 are movably arranged in the notches 2310 and used for avoiding damage to the die box 215, springs 2311 are fixedly arranged on the top surfaces of the cam heads 235 and used for driving the cam heads 235 to reset, the bottom surfaces of the die box 215 penetrate through the top surface of the workbench 1 and extend to the inside of the workbench 1 to facilitate the vibration assembly 23 to knock the bottom surfaces of the die box 215, rear end threads of screws 238 penetrate through the front sides of the sliders 237 and are movably arranged at the rear sides of inner cavities of the groove plates 236, the front ends of the screws 238 penetrate through the inside of the groove plates 236 movably and are fixedly arranged at the output ends of direct current motors 239 and used for driving the screws 238 to rotate so as to enable the sliders 237 to move forwards and backwards, and the direct current motors 239 are started to drive the screws 238 to rotate so as to enable the sliders 237 to move transversely, and the plurality of cam blocks 234 are prevented from knocking the same place, the output end of the driving motor 231 movably penetrates through the left side of the connecting frame 232 and is fixedly arranged at the left end of the shaft lever 233 and can drive the shaft lever 233 to rotate, the top end of the spring 2311 is fixedly arranged on the top surface of the inner cavity of the notch 2310, and the cam head 235 can be driven to reset through the elastic force of the notch 2310.

The bottom surface through cam piece 234 and the cam head 235 that set up can strike the convenient drawing of patterns of die box 215, start driving motor 231 can drive axostylus axostyle 233 when using and make cam piece 234 rotatory, cam piece 234 can drive cam head 235 and rotate the bottom surface of beating die box 215 and produce vibration convenient drawing of patterns, can get into notch 2310 simultaneously and avoid causing excessive striking to die box 215 when cam head 235 strikes the bottom surface of die box 215, can drive cam head 235 through the elasticity of spring 2311 and reset when cam head 235 leaves die box 215, then start direct current motor 239 and drive screw 238 rotatory through slider 237 makes link 232 lateral shifting, carry out comprehensive even striking to the bottom surface of die box 215, avoid causing the influence to the life-span of mould, the quality of goods and the stability of production have been improved, the practicality is good.

The second embodiment differs from the first embodiment mainly in that: the molding assembly 21 further comprises a mounting frame 212 fixedly mounted at the rear side of the top surface of the workbench 1, the top surface of the mounting frame 212 is fixedly mounted on the cylinder 211, an upper template 213 is fixedly mounted at the output end of the cylinder 211 and used for extruding thermoplastic materials for molding, a feeding pipe 214 is fixedly mounted at the right side of the top surface of the upper template 213 and is convenient for filling thermoplastic materials, the output end of the cylinder 211 movably penetrates through the top surface of the mounting frame 212 and is fixedly mounted at the top surface of the upper template 213 and is used for driving the upper template 213 to lift, and the starting cylinder 211 can drive the upper template 213 to descend into the die box 215 to conveniently extrude and mold the thermoplastic materials, the cooling assembly 22 comprises a liquid storage box 223 fixedly mounted at the right side of the workbench 1, refrigerating equipment is arranged in the heat storage box 223 and used for refrigerating cooling water, the refrigerating equipment is a conventional radiator fan, and is a detailed description in the prior art, a cooling liquid is fixedly mounted at the front side of the top surface of the liquid storage box 223 and is convenient for adding cooling liquid to the inside of the heat storage box 223, a heat exchange tube 221 is fixedly mounted in the inside the die box 215 and is used for taking away the thermoplastic materials to lift, the heat exchange tube 221 is distributed in an S shape inside the die box 215, the heat exchange tube 221 is arranged at the inside the die box 215 and is communicated with the other end of the water pump 223 through the water pump 223 and is connected with the other end of the heat exchange tube 223 which is fixedly mounted at the inner end of the die box 223, and the water pump 222 is started to pump the cooling liquid in the liquid storage tank 223 into the heat exchange tube 221 to take away the heat of the thermoplastic material in the die box 215, so that the forming speed is improved, and the cooling liquid is filled into the liquid storage tank 223.

The forming speed of the rear cover of the press can be improved through the heat exchange tube 221 and the liquid storage box 223, during use, the cooling liquid is filled into the liquid storage box 223 through the liquid filling tube 224, then the water pump 222 is started to pump the cooling liquid in the liquid storage box 223 into the heat exchange tube 221, at the moment, the cooling liquid can take away the heat of the thermoplastic material in the die box 215 to improve the forming speed, and then the cooling liquid taking away the heat can be filled into the liquid storage box 223 to be cooled later, so that the forming efficiency is improved.

Meanwhile, the contents which are not described in detail in the specification belong to the prior art known to the person skilled in the art, and model parameters of each electric appliance are not particularly limited and conventional equipment can be used.

When the mold box 215 is used, a user starts the air cylinder 211 to drive the upper mold plate 213 to descend into the mold box 215, thermoplastic materials are filled between the upper mold plate 213 and the mold box 215 through the feeding pipe 214, then cooling liquid is filled into the inner part of the liquid storage box 223 through the liquid filling pipe 224, then the water pump 222 is started to pump the cooling liquid in the liquid storage box 223 into the heat exchange pipe 221, at the moment, the cooling liquid can take away the heat of the thermoplastic materials in the mold box 215 to improve the molding speed, then the cooling liquid taking away the heat can be filled into the inner part of the liquid storage box 223 to be cooled later, the air cylinder 211 is started to drive the upper mold plate 213 to reset after molding, then the driving motor 231 is started to drive the shaft lever 233 to enable the cam block 234 to rotate, then the cam block 234 can drive the cam head 235 to rotate to beat the bottom surface of the mold box 215 to generate vibration to facilitate demolding, meanwhile, the excessive impact on the mold box 215 can be prevented from being caused in the notch 2310 when the cam head 235 leaves the bottom surface of the mold box 215, the elastic force of the spring 2311 can drive the cam head 235 to reset, then the direct current motor 239 is started to drive the slide block 238 to move through the slide block 237 to enable the bottom surface 232 to move to be taken out of the mold box 215 to be uniformly and the whole surface to knock the inner part 215 after the mold box 215.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The injection molding equipment for the rear cover of the press comprises a workbench (1) and is characterized in that a controller (3) for controlling the operation of a device is fixedly arranged on the left side of the top surface of the workbench (1), and the injection molding equipment also comprises:

The molding assembly (21) is arranged on the top surface of the workbench (1) and is used for injection molding of thermoplastic materials to form a press back cover, and the molding assembly (21) comprises a die box (215) fixedly arranged on the top surface of the workbench (1) and is used for containing heat-releasing plastic materials;

The cooling assembly (22) is arranged at the outer side of the workbench (1) and used for cooling and forming the thermoplastic materials in the die box (215);

Vibration subassembly (23), set up in the inside of workstation (1) be used for beating the bottom surface of diaphragm capsule (215) and produce vibration effect and conveniently take off the mould, and can strike the bottom surface of diaphragm capsule (215) comprehensively and evenly and can avoid causing the damage to diaphragm capsule (215).

2. The injection molding equipment for the press rear cover of the press machine, as set forth in claim 1, wherein the vibration assembly (23) comprises a trough plate (236) fixedly installed on the left side and the right side of the top surface of the inner cavity of the working table (1), a sliding block (237) is installed inside the trough plate (236) in a sliding manner, a connecting frame (232) is fixedly installed on the bottom surface of the sliding block (237), a screw (238) is movably installed inside the trough plate (236), a direct current motor (239) is fixedly installed on the front side of the trough plate (236) to drive the screw (238) to rotate, a driving motor (231) is fixedly installed on the left side of the connecting frame (232), a shaft lever (233) is movably installed inside the connecting frame (232), a plurality of cam blocks (234) for knocking the bottom surface of the die box (215) are fixedly installed on the outer side of the shaft lever (233), notches (2310) are formed in the bottom surfaces of the cam blocks (234), cam heads (235) are movably installed inside the notches (2310) to avoid damage to the die box (215), the cam heads (235) are fixedly installed on the top surface (235) to drive the cam heads (1), the bottom surface of the die box (215) penetrates through the top surface of the workbench (1) and extends to the inside of the workbench (1) to facilitate the vibration assembly (23) to knock the bottom surface of the die box (215).

3. The injection molding device for the press rear cover of claim 2, wherein the rear end thread of the screw rod (238) penetrates through the front side of the sliding block (237) and is movably mounted on the rear side of the inner cavity of the groove plate (236), the front end of the screw rod (238) movably penetrates through the inside of the groove plate (236) and is fixedly mounted at the output end of the direct current motor (239) for driving the screw rod (238) to rotate so as to enable the sliding block (237) to move forwards and backwards, the output end of the driving motor (231) movably penetrates through the left side of the connecting frame (232) and is fixedly mounted at the left end of the shaft lever (233) and can drive the shaft lever (233) to rotate, and the top end of the spring (2311) is fixedly mounted on the top surface of the inner cavity of the notch (2310).

4. The injection molding equipment for the press rear cover according to claim 1, wherein the molding assembly (21) further comprises a mounting frame (212) fixedly mounted on the rear side of the top surface of the workbench (1), the top surface of the mounting frame (212) is fixedly mounted on the air cylinder (211), an upper template (213) is fixedly mounted at the output end of the air cylinder (211) and is used for extruding thermoplastic materials for molding, a feeding pipe (214) is fixedly mounted on the right side of the top surface of the upper template (213) and is convenient for filling thermoplastic materials, and the output end of the air cylinder (211) movably penetrates through the top surface of the mounting frame (212) and is fixedly mounted on the top surface of the upper template (213) and is used for driving the upper template (213) to lift.

5. The injection molding equipment for the press rear cover according to claim 1, wherein the cooling assembly (22) comprises a liquid storage tank (223) fixedly arranged on the right side of the workbench (1), a liquid adding pipe (224) is fixedly arranged on the front side of the top surface of the liquid storage tank (223) so as to facilitate adding cooling liquid into the liquid storage tank (223), a heat exchange pipe (221) is fixedly arranged in the mold box (215) so as to take away heat of thermoplastic materials and improve molding speed, and a water pump (222) is fixedly arranged on the top surface of the liquid storage tank (223) so as to control the communication state of the heat exchange pipe (221) and the liquid storage tank (223).

6. The injection molding apparatus for a press back cover according to claim 5, wherein one end of the heat exchanging pipe (221) penetrates through the inside of the mold case (215) and is communicated with the output end of the water pump (222), the other end of the heat exchanging pipe (221) penetrates through the inside of the mold case (215) and is communicated with the liquid storage tank (223), and the input end of the water pump (222) is communicated with the liquid storage tank (223) through a connecting pipe.