CN111531800A

CN111531800A - Precision mold of electric vehicle storage battery injection molding piece

Info

Publication number: CN111531800A
Application number: CN202010214484.5A
Authority: CN
Inventors: 梁叶青
Original assignee: Xinchang Shengjinqi Machinery Co ltd
Current assignee: Xinchang Shengjinqi Machinery Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-08-14

Abstract

The invention discloses a precision mold of an electric vehicle storage battery injection molding part, which belongs to the technical field of molds and comprises a base, wherein a fixed mold is arranged in the center of the top of the base, a matched movable mold is movably arranged above the fixed mold, two groups of grooves form an injection molding cavity after the fixed mold and the movable mold are assembled, two groups of flowing assembly block mechanisms with the same structure are respectively arranged on the inner walls of the left side and the right side of the top of the movable mold and the left side and the right side of the top of the movable plate, and a cooling and heating mechanism connected with the fixed mold is arranged in the center of the top plate. Different injection molds do not need to be replaced, and the use cost is reduced.

Description

Precision mold of electric vehicle storage battery injection molding piece

Technical Field

The invention relates to the technical field of molds, in particular to a precise mold for an electric vehicle storage battery injection molding piece.

Background

Can adopt injection mold when processing electric motor car battery injection molding, there is certain defect in current precision mould of moulding plastics when using: generally, only one fixed mold cavity is provided, if the size needs to be changed, different injection molds are needed, the production cost is increased, meanwhile, some plastic materials need higher mold temperature due to high crystallization temperature and low crystallization speed, and some plastic materials need higher temperature or lower temperature due to size and deformation control or demolding requirements.

Disclosure of Invention

The invention aims to provide a precise mould for an electric vehicle storage battery injection molding part, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an accurate mould of an electric vehicle storage battery injection molding piece comprises a base, wherein the left side and the right side of the top of the base are respectively and fixedly provided with a bracket, the top of two groups of brackets are respectively and fixedly provided with a top plate, the center of the top of the base is provided with a fixed mould which is positioned between the two groups of brackets, a movable mould matched with the fixed mould is movably arranged above the fixed mould, the left side and the right side of the top plate are respectively and fixedly provided with a first hydraulic cylinder, the output ends of the first hydraulic cylinders of the two groups of hydraulic cylinders are respectively provided with a push rod, the bottoms of the two groups of push rods respectively penetrate through the top plate and are fixedly connected with the top of the movable mould, the left side and the right side of the bottom of the movable mould are respectively provided with a guide blind hole matched with the guide rod, the bottom end of the guide rod extends into the, the recess internalization on the cover half is provided with assorted fly leaf, base bottom inner wall central authorities are fixed to be provided with pneumatic cylinder two, two outputs of pneumatic cylinder are provided with the push rod, and the push rod bottom run through base top and cover half bottom and with fly leaf bottom fixed connection, the recess on the movable mould is controlled the side inner wall and is all provided with the same assembly piece mechanism that flows of two sets of structures with fly leaf top left and right sides, seted up on the fly leaf and flow assembly piece mechanism complex through-hole, roof top central authorities are provided with the cooling mechanism of heating of being connected with the cover half.

Further, the flowing assembly block mechanism comprises a water cooling block main body, a flowing cavity is arranged in the water cooling block main body, a first circulation hole communicated with the flowing cavity is formed in the top and the bottom of the water cooling block main body, a second circulation hole communicated with the flowing cavity is formed in the middle of the left side and the right side of the water cooling block main body, circular grooves communicated with the first circulation hole are formed in the top and the bottom of the water cooling block main body, matched threaded through pipes are inserted in the hole openings of the two circulation holes on the left side and the right side in a threaded manner, a circular block attached to the outer wall of the water cooling block main body is fixedly arranged at one end, far away from the second circulation hole, of each threaded through pipe, the circular blocks are matched with the circular grooves, sealing rings are sleeved on the outer walls of the circular blocks, extending grooves are formed in the inner walls of the two sides of the circular grooves, connecting blocks are movably arranged, the fixed fixture block that is provided with of one end that the spring was kept away from to the connecting block, and the draw-in groove that matches with the fixture block has all been seted up to circular piece both sides outer wall.

Further, the cooling mechanism of heating is including fixing the water tank at the roof top, the fixed heating shell that is provided with in water tank top, the water tank front side is provided with the pump body, pump body input is provided with the drinking-water pipe, and the drinking-water pipe other end runs through water tank front side outer wall top and extends to water tank inner chamber bottom, heating shell inner chamber bottom is provided with the electric heating net, heating shell (front side outer wall is provided with the air-blower, the air-blower input passes through exhaust column and heating shell front side outer wall bottom intercommunication, and the exhaust column is located the electric heating net below, air-blower and pump body output all have the shunt tubes through the pipeline intercommunication, the shunt tubes bottom is provided with the coupling hose that is linked together, the coupling hose bottom runs through the roof and is connected with movable mould top left side, be provided with.

Furthermore, a connecting water channel communicated with the connecting hose is arranged on the left side of the inner top of the movable mold, an annular water channel communicated with the connecting water channel is arranged in the middle of the inner side of the movable mold, and water outlet channels communicated with the grooves in the movable mold are symmetrically arranged on the left side and the right side of the bottom of the annular water channel.

Further, the inner wall of the second circulation hole is provided with internal threads, and the outer wall of the threaded through pipe is provided with external threads matched with the internal threads.

Furthermore, two groups of flow assembly block mechanisms with the same structure, which are arranged on the left side and the right side of the top of the movable plate, are fixed on the top of the movable plate through screws.

Furthermore, through-holes are evenly formed in the top of the heating shell, and dust screens are connected in the through-holes through strong glue.

Furthermore, thermometers are arranged on the right sides of the outer walls of the front sides of the fixed die and the movable die.

Furthermore, the top of the movable die is in threaded connection with an injection molding plug matched with the injection molding opening.

Compared with the prior art, the invention has the beneficial effects that:

1) the height of an injection molding cavity formed after the fixed die and the movable die are assembled can be adjusted by the hydraulic cylinder II, the push rod and the movable plate, the movable assembling block mechanisms with different numbers are installed in the grooves on the fixed die and the movable die, the whole width of the injection molding cavity formed after the fixed die and the movable die are assembled is adjusted, the movable assembling block mechanisms are connected and communicated with the circular groove in the circulation hole I through the matching of the circular block, the threaded through pipe and the clamping groove in the circulation hole II, the spring and the clamping block, the installation and the disassembly are rapid and convenient, products with corresponding specifications can be conveniently injection molded through the adjusted injection molding cavity, different injection molds do not need to be replaced, and the use cost is reduced;

2) when the invention needs higher temperature, the heated air enters the flowing assembly block mechanism through the blower, the electric heating net, the shunt pipe, the connecting hose, the connecting water channel, the annular water channel and the water outlet channel, the heated air flows in the flowing cavity in the water cooling block main body, thereby leading the flowing assembly block mechanisms in the fixed die and the movable die to be uniformly heated and transferring the heat to the material in the injection molding cavity to heat the material, the condensed water in the water tank is injected into the flow dividing pipe, the connecting hose, the connecting water channel, the annular water channel and the water outlet channel through the pump body, so that the condensed water flows in the flowing cavity of the flowing assembly block mechanism in the fixed die and the movable die, the heat of the water cooling block main body and the heat of materials in the injection molding cavity are taken away, cooling is realized, the temperature is conveniently adjusted by matching with a thermometer, the heating and cooling uniformity is high, and the product quality of injection molding is greatly improved.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a sectional view of the main structure of the water-cooling block of the present invention;

FIG. 3 is an enlarged view of structure A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure B of FIG. 2 according to the present invention;

FIG. 5 is a schematic structural view of a cooling and heating mechanism according to the present invention;

FIG. 6 is a sectional view of the movable mold structure of the present invention.

In the figure: 1. a base; 2. a support; 3. a top plate; 4. a first hydraulic cylinder; 5. fixing a mold; 6. moving the mold; 61. a connecting water channel; 62. an annular water channel; 63. a water outlet channel; 7. a guide bar; 8. an injection molding cavity; 9. an injection molding port; 10. a second hydraulic cylinder; 11. a movable plate; 12. a thermometer; 13. a flow assembly block mechanism; 131. a water-cooling block main body; 132. a flow chamber; 133. a first circulation hole; 134. a circular groove; 135. a second circulation hole; 136. a spring; 137. a clamping block; 138. a circular block; 139. a threaded through pipe; 1381. a seal ring; 14. a cooling and heating mechanism; 141. a water tank; 142. heating the housing; 143. a pump body; 144. a blower; 145. a shunt tube; 146. a connecting hose; 147. a flow valve; 148. an electric heating net.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a precise mould for an electric vehicle storage battery injection molding piece is disclosed, please refer to fig. 1, and comprises a base 1, wherein supports 2 are fixedly arranged on the left side and the right side of the top of the base 1, top plates 3 are fixedly arranged on the tops of two groups of supports 2, the base 1, the supports 2 and the top plates 3 play a role of supporting and installing structures, and electrical elements in the precision mould are connected with an external power supply through wires;

referring to fig. 1, a fixed mold 5 is arranged in the center of the top of a base 1, the fixed mold 5 is located between two sets of brackets 2, a movable mold 6 matched with the fixed mold 5 is movably arranged above the fixed mold 5, and the fixed mold 5 and the movable mold 6 are widely applied in the field, belong to the conventional structure of a precision mold, and are not further described herein;

referring to fig. 1, hydraulic cylinders one 4 are fixedly arranged on the left side and the right side of the top of a top plate 3, push rods are arranged at output ends of two groups of hydraulic cylinders one 4, bottoms of the two groups of push rods penetrate through the top plate 3 and are fixedly connected with the top of a movable mold 6, and the movable mold 6 is driven to lift by the hydraulic cylinders one 4 through the push rods;

referring to fig. 1, guide rods 7 are arranged on the left side and the right side of the bottom of the movable mold 6, guide blind holes matched with the guide rods 7 are arranged on the left side and the right side of the top of the fixed mold 5, the bottom ends of the guide rods 7 extend into the guide blind holes, and the guide rods 7 are matched with the guide blind holes to ensure that the movable mold 6 is accurately positioned and matched with the fixed mold 5;

referring to fig. 1, grooves are formed in opposite sides of a fixed mold 5 and a movable mold 6, after the fixed mold 5 and the movable mold 6 are assembled, two groups of grooves form an injection molding cavity 8, an injection molding port 9 communicated with the groove in the movable mold 6 is formed in the center of the top of the movable mold 6, and the injection molding port 9 facilitates injection of materials into the injection molding cavity 8 and molding of the materials in the injection molding cavity 8;

referring to fig. 1, a movable plate 11 is movably arranged in a groove on the fixed mold 5, the movable plate 11 is matched with the groove on the fixed mold 5, a second hydraulic cylinder 10 is fixedly arranged at the center of the inner wall of the bottom of the base 1, a push rod is arranged at the output end of the second hydraulic cylinder 10, the bottom end of the push rod penetrates through the top of the base 1 and the bottom of the fixed mold 5 and is fixedly connected with the bottom of the movable plate 11, and the second hydraulic cylinder 10 can drive the movable plate 11 to lift through the push rod so as to adjust the height;

referring to fig. 1, two sets of flow assembly block mechanisms 13 with the same structure are respectively arranged on the left and right inner walls of the groove on the movable mold 6 and the left and right sides of the top of the movable mold 11, the flow assembly block mechanisms 13 on the left and right sides of the top of the movable mold 11 are attached to the side walls of the groove on the fixed mold 5, the number of the flow assembly block mechanisms 13 is increased or decreased according to the specification of the injection molding cavity 8 to be required, the bottom of the flow assembly block mechanism 13 on the movable mold 6 and the bottom of the movable mold 6 are located on the same plane, the top of the flow assembly block mechanism 13 on the top of the movable mold 11 and the top of the fixed mold 5 are located on the same plane;

referring to fig. 1, a through hole (not shown) matched with the flow assembly block mechanism 13 is formed in the movable plate 11, the through hole is communicated with a second circulation hole 135 at the bottom of the water cooling block main body 131 in the flow assembly block mechanism 13 installed in the groove on the fixed mold 5, so that liquid and gas flowing inside the flow assembly block mechanism 13 can be discharged to a position between the bottom of the movable plate 11 and the bottom of the groove on the fixed mold 5 through the through hole, and meanwhile, in order to discharge the liquid and the gas, a discharge pipe communicated with the groove on the fixed mold 5 is fixedly inserted at the front side of the fixed mold 5;

referring to fig. 1, a cooling and heating mechanism 14 connected to the fixed mold 5 is disposed in the center of the top plate 3, and the cooling and heating mechanism 14 realizes temperature control of heating and cooling.

As shown in fig. 2-4: the flow assembly block mechanism 13 comprises a water cooling block main body 131, the water cooling block main body 131 is made of copper or aluminum, when heat circulates in a flow cavity 132, the water cooling block main body 131 can absorb the heat in the flow cavity 132 and conduct the heat to materials in an injection molding cavity 8, so as to uniformly heat the materials in the injection molding cavity 8, when condensed water flows in the flow cavity 132, the water cooling block main body 131 can absorb the heat of the materials and conduct the heat to the condensed water, so as to realize heat exchange and cooling of the materials in the injection molding cavity 8, a flow cavity 132 is arranged in the water cooling block main body 131, the flow cavity 132 facilitates the flow of heated gas and the condensed water, flow holes 133 communicated with the flow cavity 132 are respectively formed in the centers of the top and the bottom of the water cooling block main body 131, the flow holes 133 convenient for the heated gas and the condensed water to flow into or out of the flow cavity 132 are respectively formed in the middle, the second circulation hole 135 facilitates heated gas and condensate to flow into or out of the flow cavity 132, circular grooves 134 communicated with the first circulation hole 133 are formed in the centers of the top and the bottom of the water-cooling block main body 131, the circular grooves 134 are used for being matched with the circular blocks 138, when the fixed die 5 and the movable die 6 are convenient to close the membranes, the flow assembly block mechanism 13 on the fixed die 5 is communicated with the flow assembly block mechanism 13 on the movable die 6, the hole openings of the second left and right side flow through holes 135 are in threaded connection with matched threaded through pipes 139, the threaded through pipes 139 are communicated with the second circulation hole 135 and the circular blocks 138, one end, far away from the second circulation hole 135, of the threaded through pipe 139 is fixedly provided with the circular blocks 138 attached to the outer wall of the water-cooling block main body 131, the circular blocks 138 are matched with the circular grooves 134, sealing rings 1381 are sleeved on the outer walls of the circular blocks 138 and are positioned on the inner sides of clamping grooves, and, after the two sets of flowing assembly block mechanisms 13 enter the circular groove 134 through the circular block 138, the outer wall of the sealing ring 1381 is attached to the inner wall of the circular groove 134, the sealing ring 1381 can be made of rubber sealing rings, the inner walls of the two sides of the circular groove 134 are both provided with extending grooves, the installation structure is convenient, connecting blocks are movably arranged in the extending grooves, the connecting blocks can move in the extending grooves, the two sides of each connecting block are both provided with sliding blocks (not shown in the figures), the inner walls of the two sides of each extending groove are both provided with sliding grooves (not shown in the figures) matched with the sliding blocks, the connecting blocks are prevented from being separated from the extending grooves while the stable movement of the connecting blocks is ensured, one side of each connecting block close to the extending grooves is connected with the bottom of the extending grooves through the spring 136, the spring 136 enables the fixture block 137 to be, the clamping groove is an arc-shaped clamping groove, so that the circular block 138 can be conveniently separated from the circular groove 134;

as shown in fig. 1: the cooling and warming mechanism 14 comprises a water tank 141 fixed on the top of the top plate 3, the water tank 141 is used for storing condensed water, a water filling port (not shown in the figure) is arranged on the water tank 141, a heating shell 142 is fixedly arranged on the top of the water tank 141, the heating shell 142 is used for mounting and supporting a structure, a pump body 143 is arranged on the front side of the water tank 141, a water pumping pipe is arranged at the input end of the pump body 143, the other end of the water pumping pipe penetrates through the top of the outer wall of the front side of the water tank 141 and extends to the bottom of the inner cavity of the water tank 141, the pump body 143 is used for pumping out the condensed water in the water tank 141, an electric heating net 148 is arranged at the bottom of the inner cavity of the heating shell 142, the electric heating net 148 is used for heating the inlet air, a blower 144 is arranged on the outer wall of the front side of the heating, the output ends of the blower 144 and the pump body 143 are communicated with a shunt tube 145 through a pipeline, electromagnetic valves are arranged in the pipeline arranged at the output ends of the blower 144 and the pump body 143 to control the opening and closing of liquid or gas conveniently, a connecting hose 146 communicated with the bottom of the shunt tube 145 is arranged at the bottom of the connecting hose 146 to be matched with the lifting of the movable die 6 conveniently, the bottom of the connecting hose 146 penetrates through the top plate 3 and is connected with the left side of the top of the movable die 6, a flow valve 147 is arranged in the connecting hose 146, the flow valve 147 is convenient to control the supply amount of gas and liquid, the application of the flow valve 147 is wide in the field, the structure;

as shown in fig. 1: the left side of the inner top of the movable mold 6 is provided with a connecting water channel 61 communicated with the connecting hose 146, the connecting hose 146 and the connecting water channel 61 can be connected by adopting a pipeline connecting piece in the prior art, or can adopt a fixing mode such as a screw or a bolt, so that gas and liquid coming out from the connecting hose 146 can enter the connecting water channel 61, the middle part in the movable mold 6 is provided with an annular water channel 62 communicated with the connecting water channel 61, the arrangement of the annular water channel 62 does not influence the flowing of the gas and the liquid and avoids interfering the injection molding opening 9, the left side and the right side of the bottom of the annular water channel 62 are symmetrically provided with water outlet channels 63 communicated with grooves on the movable mold 6, the vertical section of the water outlet channel 63 is L-shaped, one end of the water outlet channel 63 far away from the annular water channel 62 penetrates through the middle part of the side wall of the grooves on the movable mold 6, the water outlet channel 63 is convenient for, the flowing assembly block mechanism 13 is fixed on the side wall of the groove on the movable die 6;

as shown in fig. 2 and 3: the inner wall of the second circulation hole 135 is provided with internal threads, the outer wall of the threaded through pipe 139 is provided with external threads matched with the internal threads, the threaded through pipe 139 and the circular block 138 can be screwed off conveniently by adopting a connection mode of the internal threads and the external threads when connection is not needed, and the second circulation hole 135 is blocked by adopting a sealing plug matched with the outside, so that gas and liquid can not be discharged from the second circulation hole 135;

as shown in fig. 1 and 2: two groups of flow assembling block mechanisms 13 with the same structure, which are arranged on the left side and the right side of the top of the movable plate 11, are fixed on the top of the movable plate 11 through screws, threaded blind holes matched with the screws are formed in the bottom of a water cooling block main body 131 in each flow assembling block mechanism 13, so that the flow assembling block mechanisms 13 with different specifications can be conveniently disassembled and installed, and meanwhile, when the movable mold 6 is upwards moved, the flow assembling block mechanisms 13 on the movable mold 6 cannot drive the flow assembling block mechanisms 13 on the fixed mold 5 to move;

as shown in fig. 1 and 5: through holes are uniformly formed in the top of the heating shell 142, external air can conveniently enter the through holes, a dustproof net is bonded in the through holes through strong glue, and the dustproof net prevents dust in the air from polluting the inside or blocking a pipeline and the like;

as shown in fig. 1: the thermometers 12 are arranged on the right sides of the outer walls of the front sides of the fixed die 5 and the movable die 6, the thermometers 12 are widely applied in the field, detailed description is omitted, the thermometers 12 can acquire the temperature condition of the precise die in real time, the optimal die drawing time is determined, time waste is avoided, and the production efficiency of the die is improved;

as shown in fig. 1: the top of the movable mold 6 is in threaded connection with an injection molding plug matched with the injection molding port 9, the injection molding port 9 is blocked after the materials are injected, the outer wall of the injection molding plug is provided with an external thread, and the inner wall of the injection molding port 9 is provided with an internal thread matched with the external thread.

A use method of a precision mold of an electric vehicle storage battery injection molding piece comprises the following steps:

s1, driving the hydraulic cylinder I4 to drive the movable mold 6 to move upwards to a specified position through the push rod, and adjusting the specification of the injection molding cavity 8 according to the specification of the electric vehicle storage battery injection molding piece to be prepared;

s2, increasing or decreasing the flow assembly block mechanism 13 in the grooves on the movable mold 6 and the fixed mold 5 according to the specification of the injection molding cavity 8, firstly controlling the second hydraulic cylinder 10, driving the movable plate 11 to move upwards to a specified position through the second hydraulic cylinder 10 by a push rod, installing the water cooling block main bodies 131 on the left and right sides of the top of the movable plate 11 by screws, attaching the side walls of the installation water cooling block main bodies 131 to the inner walls of the grooves on the fixed mold 5, assuming that the installed installation water cooling block main bodies 131 are A, firstly screwing off the threaded through pipes 139 and the circular blocks 138 on the A, which are close to the inner walls of the grooves on the fixed mold 5, screwing the external matched plug bodies into the flow through holes 135 to seal, then installing the plug bodies on the top of the movable plate 11, needing to further increase the flow assembly block mechanism 13, assuming that when B is increased, the circular blocks 138 on one side of the B enter the circular grooves 134 on, the fixture block 137 enters the clamping groove to realize connection and fixation of the A and the B, the A is communicated with the B, when the A is not required to be increased, the circular groove 134 on the A is blocked by adopting an external matched plug body, and after the A is installed, the second hydraulic cylinder 10 is driven to drive the movable plate 11 to downwards reach a designated position through the push rod;

s3, correspondingly increasing the flow assembly block mechanisms 13 in the grooves on the movable mold 6 according to the flow assembly block mechanisms 13 additionally arranged in the fixed mold 5, inserting circular blocks 138 in a group of flow assembly block mechanisms 13 close to the inner walls of the grooves on the movable mold 6 into the water outlet channel 63, plugging the circulation holes I133 and II 135 which are not required to be connected through external plugs, and further forming the required specification of the injection molding cavity 8 by the grooves on the movable mold 6, the grooves on the fixed mold 5, the flow assembly block mechanisms 13 in the grooves and the movable plate 11;

s4, driving the first driving hydraulic cylinder 4 to drive the movable mold 6 to move downwards through the push rod so as to enable the movable mold 6 and the fixed mold 5 to close the film, removing the injection molding plug, injecting materials into the injection molding cavity through the injection molding opening 9, and plugging the injection molding opening 9 by screwing the injection molding plug after injection molding;

s5, when the injection molding cavity needs temperature, the blower 144 starts the electric heating net 148 and the blower 144 to make the outside heat enter the heating shell 142, and after being heated by the electric heating net 148, the outside heat enters the connecting hose 146 through the shunt pipe 145, then enters the connecting water channel 61, the annular water channel 62 and the water outlet channel 63, and then enters the flowing cavity 132 through the second circulating hole 135 of the water cooling block main body 131 in the groove on the movable mold 6, because the movable mold 6 is downwards matched with the fixed mold 5, the circular block 138 at the bottom of the flowing assembly block mechanism 13 on the movable mold 6 is clamped and communicated with the circular groove 134 at the top of the flowing assembly block mechanism 13 on the fixed mold 5, and the heated air flows to the flowing assembly block mechanism 13 in the fixed mold 5 at the flowing assembly block mechanism 13 in the movable mold 6 and then is downwards discharged from the through hole on the movable plate 11, so that the flowing assembly block mechanisms 13 in the fixed mold 5 and the movable mold 6 are heated, so that the material in the injection molding cavity 8 is uniformly heated;

s6, when the injection molding cavity needs to be cooled or cooled, a proper amount of condensed water is added into the water tank 141, the pump body 143 is driven to enable the condensed water to enter the connecting hose 146 through the shunt pipe 145, then enter the connecting water channel 61, the annular water channel 62 and the water outlet channel 63, and then respectively enter the flowing cavity 132 through the second flow holes 135 at the water cooling block main body 131 in the groove in the movable mold 6, so that the condensed water flows in the flowing assembly block mechanisms 13 in the fixed mold 5 and the movable mold 6, the heat of the flowing assembly block mechanisms 13 and the heat of materials in the injection molding cavity 8 are taken away, and finally the condensed water is discharged downwards from the through holes in the movable plate 11, and meanwhile, a user can discharge the condensed water below the movable plate 11 through the;

and S7, observing the thermometer 12, wherein the thermometer 12 can acquire the temperature conditions of the fixed mold 5 and the movable mold 6 in real time, determine the optimal mold drawing time, avoid time waste, drive the hydraulic cylinder I4 to drive the movable mold 6 to move upwards to a specified position through the push rod during demolding, drive the movable plate 11 to move upwards through starting the hydraulic cylinder II 10 and the push rod, and drive the molded electric vehicle storage battery injection molding part to discharge through the movable plate 11 and the flowing assembly block mechanism 13 arranged at the top of the movable plate.

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

Claims

1. The utility model provides a precision mold of electric motor car battery injection molding, includes base (1), its characterized in that: the guide device is characterized in that supports (2) are fixedly arranged on the left and right sides of the top of the base (1), a top plate (3) is fixedly arranged on the tops of two groups of supports (2), a fixed die (5) is arranged in the center of the top of the base (1), the fixed die (5) is positioned between the two groups of supports (2), a movable die (6) matched with the fixed die is movably arranged above the fixed die (5), a first hydraulic cylinder (4) is fixedly arranged on the left and right sides of the top plate (3), push rods are arranged at the output ends of the first two groups of hydraulic cylinders (4), the bottoms of the two groups of push rods penetrate through the top plate (3) and are fixedly connected with the top of the movable die (6), guide rods (7) are arranged on the left and right sides of the bottom of the movable die (6), guide blind holes matched with the guide rods (7) are arranged on the left and right sides of the top, two groups of grooves form an injection molding cavity (8) after the fixed die (5) and the movable die (6) are assembled, the center of the top of the movable mold (6) is provided with an injection molding opening (9) communicated with the groove on the movable mold (6), a movable plate (11) matched with the groove on the fixed die (5) is movably arranged in the groove, a second hydraulic cylinder (10) is fixedly arranged in the center of the inner wall of the bottom of the base (1), a push rod is arranged at the output end of the second hydraulic cylinder (10), the bottom end of the push rod penetrates through the top of the base (1) and the bottom of the fixed die (5) and is fixedly connected with the bottom of the movable plate (11), the left and right inner walls of the groove on the movable mold (6) and the left and right sides of the top of the movable plate (11) are respectively provided with two groups of flow assembling block mechanisms (13) with the same structure, the movable plate (11) is provided with a through hole matched with the flowing assembly block mechanism (13), and a cooling and heating mechanism (14) connected with the fixed die (5) is arranged in the center of the top plate (3).

2. The precision mold of the electric vehicle storage battery injection molding part according to claim 1, characterized in that: the flow assembly block mechanism (13) comprises a water cooling block main body (131), a flow cavity (132) is arranged in the water cooling block main body (131), a first circulation hole (133) communicated with the flow cavity (132) is formed in the center of the top and the bottom of the water cooling block main body (131), a second circulation hole (135) communicated with the flow cavity (132) is formed in the middle of the left side and the right side of the water cooling block main body (131), circular grooves (134) communicated with the first circulation hole (133) are formed in the center of the top and the bottom of the water cooling block main body (131), matched threaded through pipes (139) are inserted in the hole openings of the second circulation hole (135) in a threaded mode, a circular block (138) jointed with the outer wall of the water cooling block main body (131) is fixedly arranged at one end, far away from the second circulation hole (135), of each threaded through pipe (139), and the circular block (138) is matched with the circular grooves (, circular block (138) outer wall cover is equipped with sealing washer (1381), the extending groove has all been seted up to circular groove (134) both sides inner wall, and the activity of extending inslot is provided with the connecting block, and one side that the connecting block is close to the extending groove is passed through spring (136) and is connected with the extending groove tank bottom, and the fixed fixture block (137) that is provided with of one end that spring (136) were kept away from to the connecting block, and circular block (138) both sides outer wall all seted up the draw-in groove that matches with fixture block (137).

3. The precision mold of the electric vehicle storage battery injection molding part according to claim 1, characterized in that: the cooling and heating mechanism (14) comprises a water tank (141) fixed at the top of the top plate (3), a heating shell (142) is fixedly arranged at the top of the water tank (141), a pump body (143) is arranged on the front side of the water tank (141), a water pumping pipe is arranged at the input end of the pump body (143), the other end of the water pumping pipe penetrates through the top of the outer wall of the front side of the water tank (141) and extends to the bottom of the inner cavity of the water tank (141), an electric heating net (148) is arranged at the bottom of the inner cavity of the heating shell (142), a blower (144) is arranged on the outer wall of the front side of the heating shell (142), the input end of the blower (144) is communicated with the bottom of the outer wall of the front side of the heating shell (142) through a suction pipe, the suction pipe is positioned below the electric heating net (148), the output ends of the blower (144) and the, the bottom of the connecting hose (146) penetrates through the top plate (3) and is connected with the left side of the top of the movable die (6), and a flow valve (147) is arranged in the connecting hose (146).

4. The precision mold of the electric vehicle storage battery injection molding part according to claim 3, characterized in that: the water-saving device is characterized in that a connecting water channel (61) communicated with the connecting hose (146) is arranged on the left side of the inner top of the movable mold (6), an annular water channel (62) communicated with the connecting water channel (61) is arranged in the middle of the inner portion of the movable mold (6), and water outlet channels (63) communicated with grooves in the movable mold (6) are symmetrically arranged on the left side and the right side of the bottom of the annular water channel (62).

5. The precision mold of the electric vehicle storage battery injection molding part according to claim 2, characterized in that: the inner wall of the second circulation hole (135) is provided with internal threads, and the outer wall of the threaded through pipe (139) is provided with external threads matched with the internal threads.

6. The precision mold of the electric vehicle storage battery injection molding part according to claim 1, characterized in that: two groups of flow assembling block mechanisms (13) with the same structure, which are arranged on the left side and the right side of the top of the movable plate (11), are fixed on the top of the movable plate (11) through screws.

7. The precision mold of the electric vehicle storage battery injection molding part according to claim 3, characterized in that: through holes are uniformly formed in the top of the heating shell (142), and a dustproof net is bonded in the through holes through strong glue.

8. The precision mold of the electric vehicle storage battery injection molding part according to claim 1, characterized in that: the thermometer (12) is arranged on the right side of the outer wall of the front side of the fixed die (5) and the movable die (6).

9. The precision mold of the electric vehicle storage battery injection molding part according to claim 1, characterized in that: and the top of the movable mold (6) is in threaded connection with an injection molding plug matched with the injection molding port (9).