CN116834241A - Cutlery box forming die - Google Patents

Abstract

The application discloses a cutlery box forming die, which belongs to the technical field of cutlery box production equipment and comprises a cooling table and a supporting piece arranged at the top of the cooling table, wherein a stripping module is embedded at the top of the cooling table, a middle through pipe is arranged in the middle of one side of the cooling table along the side length direction of the cooling table, a hydraulic cylinder is arranged at the bottom of the inner wall of the middle through pipe, the cooling table comprises a box body and partition plates symmetrically arranged at the top of the inner wall of the box body, and the bottom of each partition plate is fixedly connected with the top of the middle through pipe. According to the application, through the design that the cooling cavity wraps the lower die, the contact area between the lower die and cooling water is greatly increased, so that a large amount of heat can be carried away in the cooling cavity, and the temperature in the cooling cavity can be kept in a lower temperature state in the tableware shaping process, so that a large cutlery box can be rapidly cooled and shaped after injection molding, the injection molding rate of the tableware is improved, and the overall production efficiency of the tableware is improved.

Description

Cutlery box forming die

Technical Field

The application relates to the technical field of cutlery box production equipment, in particular to a cutlery box forming die.

Background

Cutlery boxes are one of the daily necessities which are very widely used and have a great number in the life process of human beings. Cutlery boxes are classified into disposable cutlery boxes and recyclable cutlery boxes according to the number of times of use, and the former cutlery boxes are generally classified into plastic cutlery boxes and paper cutlery boxes. The plastic lunch box has the characteristics of higher melting point, strong plasticity, simple and convenient production, lower relative cost and the like, thereby being the main stream material of the disposable snack box.

Current patent application number: 202210725267.1 discloses a heat-seal quality-keeping fresh-keeping cutlery box forming die, and the device can cool off and the drawing of patterns to the injection molding in the mould by the way after the completion of moulding plastics, avoids the injection molding to adhere on the grinding apparatus inner wall because of the temperature reason to replace artifical drawing of patterns operation, only need the workman to collect the finished product after the drawing of patterns. In the prior art, when the device is used for injection molding of large meal boxes, the mold only realizes heat exchange through linear contact with the wall of the cooling pipe, the cooling effect and the cooling efficiency are relatively low, and the product is difficult to synchronously demould when the upper mold and the lower mold are separated, so that the demoulding efficiency is relatively low.

Disclosure of Invention

The application aims to provide a cutlery box forming die to solve the problems in the prior art.

In order to achieve the above purpose, the application adopts the following technical scheme:

the application provides a cutlery box forming die which comprises a cooling table and a supporting piece arranged at the top of the cooling table, wherein a stripping module is embedded at the top of the cooling table, a middle through pipe is arranged at the middle of one side of the cooling table along the side length direction of the cooling table, and a hydraulic cylinder is arranged at the bottom of the inner wall of the middle through pipe.

The cooling platform comprises a box body and partition plates symmetrically arranged at the top of the inner wall of the box body, wherein the bottom of the partition plates are fixedly connected to the top of a middle through pipe, two opposite faces of the partition plates and the top of the middle through pipe are surrounded by the top of the inner wall of the box body to form a cooling cavity, two radiators are arranged on two sides of the bottom of the inner wall of the box body, the inside of the box body is divided into a pump water cavity and two transition cavities by the radiators, a vertical pipe is arranged in the middle of the inside of each transition cavity, the top end of each vertical pipe sequentially penetrates through the bottoms of the middle through pipe and the inner wall of the cooling cavity from bottom to top and extends to the inside of each cooling cavity, one side of the inside of each pump water cavity is provided with a driving part, the top of the inner wall of each middle through pipe is provided with a drain pipe, and the inside of each cooling cavity is communicated with the inside of one transition cavity through the drain pipe.

The stripper comprises a lower die embedded at the top of a box body, wherein the bottom of the lower die is sleeved in a cooling cavity, hydraulic ejector rods are respectively arranged at the middle and edge of the bottom of the lower die along the circumferential equidistance of the lower die, the top ends of the hydraulic ejector rods penetrate through the top of the inner wall of the lower die and extend to the inside of the lower die, a supporting plate is sleeved at the bottom of the inner part of the lower die, the top ends of the hydraulic ejector rods are fixedly arranged at the bottom of the supporting plate, a liquid storage tank is arranged at the top of the inner wall of the middle through pipe, the bottom ends of the inner parts of the hydraulic ejector rods are communicated with the inside of the liquid storage tank, an oil conveying pipe is arranged at one side of the inside of the liquid storage tank, and one end of the oil conveying pipe is arranged at one oil conveying end of the hydraulic cylinder.

The driving part comprises a motor box arranged in the water pumping cavity and a double-headed motor sleeved in the motor box, wherein the output end of the double-headed motor penetrates through two sides of the motor box and extends to the inside of the water pumping cavity, and a water pumping piece and a hydraulic control piece are respectively arranged on two sides of the inside of the water pumping cavity.

Further, the support piece is including installing the support column at box top four corners department and installing the supporting platform at the support column top, hydraulic telescoping rod is installed to the bilateral symmetry of supporting platform bottom, hydraulic telescoping rod's bottom fixed mounting has well saddle, the mould is installed to well saddle's bottom, the middle department at well saddle top installs the case of moulding plastics.

Further, a through groove is formed in the middle of the top of the supporting platform, and the size and the shape of the through groove are matched with those of the top of the injection molding box.

Further, a material injection port is formed in the middle of the bottom of the upper die, and the inside of the injection molding box is communicated with the inside of the material injection port through a guide pipe.

Further, the three-way pipe is installed at the top end of the hydraulic telescopic rod, and the remaining two ends of the three-way pipe are respectively installed at the top end of the other hydraulic telescopic rod and the remaining one oil delivery end of the hydraulic cylinder.

Further, the pumping piece is including installing the first driver plate and the pump water pipe of perpendicular installation on the standpipe outer wall at one of them output of double-end motor, the edge of first driver plate one side articulates there is first rocking arm, the inside cover of pump water pipe is equipped with the piston, the one end of first rocking arm articulates the one side of keeping away from the standpipe at the outer wall of piston, the one end that the inner wall of pump water pipe is close to the standpipe is inlayed and is had one-way water intaking valve, the inside of pump water pipe is through one-way outlet valve and the inside intercommunication of standpipe.

Further, the diameter of the first dial is smaller than the length of the pumping pipe, and the length of the first rocker arm is between the diameter of the first dial and the length of the pumping pipe.

Further, the hydraulic control piece includes guiding tube and travel switch body of fixed mounting in radiator one side, the spacer is installed along its circumference equidistance to the inner wall of guiding tube, the inside middle department cover of guiding tube is equipped with the slider, one side fixedly connected with push rod that the outer wall of slider is close to the travel switch body, one side that the outer wall of motor case kept away from pumping water spare rotates and is connected with the pivot, the backup pad is installed to the bottom of pumping water cavity inner wall, the top in backup pad one side is connected in the one end rotation of pivot, the second driver plate is installed to one end that the outer wall of pivot kept away from the motor case, the edge of second driver plate one side articulates there is the second rocking arm, one end of second rocking arm articulates one side at the slider, one end rotation of pivot is connected with the ratchet, electric actuator is installed to the middle department of pivot, one side that the outer wall of ratchet is close to electric actuator has seted up the ratchet along its circumference equidistance, one side symmetry that the outer wall of electric actuator is close to the ratchet rotates and installs spacing inserted bar, another output fixedly connected with drive gear of double-end motor, tooth face and tooth face of tooth face meshing of tooth and ratchet mutually.

Further, the guide tube is connected with the opposite surface of the travel switch body, and one end of the push rod is inserted into one side of the travel switch body.

Further, the opposite surfaces of the limiting inserted bar and the ratchet groove are inclined surfaces, and one end, close to the ratchet, of the outer wall of the limiting inserted bar is inserted into the ratchet groove.

Compared with the prior art, the above technical scheme has the following beneficial effects:

1. according to the application, through the design that the cooling cavity wraps the lower die, the contact area between the lower die and cooling water is greatly increased, the heat exchange efficiency is increased, and the cooling cavity is matched with the higher frequency of the cooling water, so that a large amount of heat can be carried away in the cooling cavity, and the temperature in the cooling cavity can be kept in a lower temperature state in the tableware shaping process, so that large-sized cutlery boxes can be rapidly cooled and shaped after injection molding, and the injection molding rate of the tableware is improved;

2. according to the application, through the parallel connection design of the hydraulic telescopic rod and the oil way of the hydraulic ejector rod, the synchronous control of the upper travel switch is matched, so that the lifting cooperation of the middle supporting table and the supporting plate is realized, the tableware can be timely demoulded after being shaped, the synchronous actions of the two can not be mutually interfered, and the overall production efficiency of the tableware can be improved;

3. according to the application, the double-headed motor, the water pumping piece and the hydraulic control piece are matched for use, the power generated by the double-headed motor can be divided into two power transmission paths, one power path drives the cooling water to circularly flow, the cooling efficiency of tableware shaping is improved, and the other power path is matched with the ratchet wheel for use through the electric actuator, so that the lifting cooperation of the middle supporting platform and the supporting plate is conveniently controlled, and the automation degree of injection molding of the cutlery box is improved.

Drawings

FIG. 1 is a schematic diagram of a cooling stage according to the present application;

FIG. 2 is a schematic view of the internal structure of the cooling stage according to the present application;

FIG. 3 is a front cross-sectional view of the present application;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a right side half cross-sectional view of the present application;

FIG. 6 is a schematic diagram of a front view of a driving member according to the present application;

FIG. 7 is a schematic rear view of the driving member of the present application;

fig. 8 is a schematic view showing a half-sectional structure of a lower die in the present application.

In the figure: 1. a cooling table; 11. a partition plate; 12. a cooling chamber; 13. a heat sink; 14. a transition chamber; 15. a pumping chamber; 16. a standpipe; 17. a case; 18. a one-way drain valve; 2. a support; 21. a support column; 22. a support platform; 23. a hydraulic telescopic rod; 24. a middle support; 25. an injection molding box; 26. an upper die; 27. a through groove; 28. a material injection port; 3. stripping the module; 31. a lower die; 32. a limit ring groove; 33. a supporting plate; 34. a hydraulic ejector rod; 35. a liquid storage tank; 4. a hydraulic cylinder; 5. a middle through pipe; 6. a three-way pipe; 7. a drain pipe; 8. a driving part; 81. a motor case; 82. a double-ended motor; 83. a water pumping member; 831. a first dial; 832. a first rocker arm; 833. a water pumping pipe; 834. a piston; 835. one-way water inlet valve; 836. one-way water outlet valve; 84. a hydraulic control; 8401. a guide tube; 8402. a travel switch body; 8403. a limit bar; 8404. a slide block; 8405. a push rod; 8406. a transmission gear; 8407. a rotating shaft; 8408. a second dial; 8409. a second rocker arm; 8410. a ratchet wheel; 8411. ratchet tooth slot; 8412. an electric actuator; 8413. a limit inserted link; 8414. and a support plate.

Detailed Description

In order to enable those skilled in the art to better understand the present application, the following description will make clear and complete descriptions of the technical solutions according to the embodiments of the present application with reference to the accompanying drawings.

As shown in fig. 1 to 8, a cutlery box forming die, including cooling platform 1 and install support piece 2 at cooling platform 1 top, the top of cooling platform 1 is inlayed and is had the de-molding piece 3, and the mid-pipe 5 is installed along its side length direction to the centre department of cooling platform 1 one side, and the internally mounted of mid-pipe 5 has the power, and pneumatic cylinder 4 is installed to the bottom of mid-pipe 5 inner wall, and a lateral wall of pneumatic cylinder 4 is provided with the controller, and one of them wiring end of controller has the power through wire electric connection.

The cooling table 1 comprises a box 17 and partition plates 11 symmetrically arranged at the top of the inner wall of the box 17, the bottoms of the partition plates 11 are fixedly connected at the top of a middle through pipe 5, opposite surfaces of the two partition plates 11 and the top of the middle through pipe 5 and the top of the inner wall of the box 17 are surrounded into a cooling cavity 12, radiators 13 are arranged at two sides of the bottom of the inner wall of the box 17, a water inlet is arranged at the top of each radiator 13, a water outlet is arranged at the bottom of one side of each radiator 13, the two radiators 13 divide the interior of the box 17 into a water pumping cavity 15 and two transition cavities 14, a vertical pipe 16 is arranged in the middle of the interior of each transition cavity 14, the top of the vertical pipe 16 sequentially penetrates through the bottoms of the middle through pipe 5 and the inner wall of the cooling cavity 12 from bottom to the interior of the cooling cavity 12, a one-way drain valve 18 is arranged on the opposite surfaces of the inner walls of the two transition cavities 14, the one-way drain valve 18 is communicated with the interior of the cooling cavity 12 and the transition cavity 15, when the cooling cavity 12 is filled, the cooling water can flow to the transition cavity 14 in one direction only through the one-way drain valve 18, then flows into the interior of the transition cavity 14 through the water inlet at the top of the radiator 13, the heat carried by the cooling water is dissipated through the heat dissipation and cooling effect of the radiator 13, the cooled cooling water flows back to the interior of the water pumping cavity 15 at the water outlet of the movable radiator 13, the driving part 8 is arranged at one side of the interior of the water pumping cavity 15, the drain pipe 7 is arranged at the top of the inner wall of the middle through pipe 5, the sealing valve is arranged in the middle of the drain pipe 7, the sealing valve can be opened after the meal box is shaped, part of the cooling water in the cooling cavity 12 is discharged to the interior of the transition cavity 14, the injection molding effect of liquid raw materials is prevented from being influenced by the cooling water, the sealing valve is closed after the injection molding of the liquid raw materials is finished, and the cooling shaping of the meal box is smoothly carried out, the interior of the cooling chamber 12 communicates with the interior of one of the transition chambers 14 via a drain pipe 7.

The demoulding piece 3 comprises a lower mould 31 embedded at the top of the box 17, the bottom of the lower mould 31 is sleeved in the cooling cavity 12, hydraulic ejector rods 34 are respectively arranged at the middle and edge of the bottom of the lower mould 31 along the circumferential direction at equal intervals, the top ends of the hydraulic ejector rods 34 penetrate through the top of the inner wall of the lower mould 31 and extend to the inside of the lower mould 31, a supporting plate 33 is sleeved at the bottom of the inner part of the lower mould 31, the top ends of the hydraulic ejector rods 34 are fixedly arranged at the bottom of the supporting plate 33, a liquid storage tank 35 is arranged at the top of the inner wall of the middle through pipe 5, the bottom ends of the inner parts of the hydraulic ejector rods 34 are communicated with the inside of the liquid storage tank 35, an oil conveying pipe 36 is arranged at one side of the inside of the liquid storage tank 35, and one end of the oil conveying pipe 36 is arranged at one oil conveying end of the hydraulic cylinder 4.

The driving part 8 comprises a motor box 81 arranged inside the pumping cavity 15 and a double-headed motor 82 sleeved inside the motor box 81, wherein the double-headed motor 82 is electrically connected with a power supply through a control switch and a wire, the output end of the double-headed motor 82 penetrates through two sides of the motor box 81 and extends to the inside of the pumping cavity 15, and pumping parts 83 and hydraulic control parts 84 are respectively arranged on two sides of the inside of the pumping cavity 15.

In this embodiment, support 2 includes the support column 21 of installing in box 17 top four corners department and installs the supporting platform 22 at the support column 21 top, hydraulic telescoping rod 23 is installed to the bilateral symmetry of supporting platform 22 bottom, hydraulic telescoping rod 23's bottom end fixed mounting has well saddle 24, the bottom of well saddle 24 installs the cope match-up die 26, the middle department at well saddle 24 top installs injection molding case 25, the inside of injection molding case 25 is provided with heater and pressurizer and flow sensor, be convenient for melt granular raw materials heating, then extrude the headspace between cope match-up die 26 and lower mould 31 with the pressurization of liquid raw materials, and with the headspace is full, and the ventilation groove has been seted up to the inside of cope match-up die 26, when the raw materials is moulded plastics, liquid raw materials upwards extends by the bottom of headspace until its inside is full, simultaneously, the air of accessible ventilation groove with the inside headspace is exhausted, avoid the tableware to mould plastics to appear bubble and influence its quality.

In this embodiment, the middle department at supporting platform 22 top has seted up logical groove 27, and logical groove's size and shape cooperatees with the size and the shape at injection molding case 25 top, can reset the back at hydraulic telescoping rod 23 for the top of injection molding case 25 passes the inside of logical groove 27, even if go on smoothly of operation of moulding plastics, can make supporting platform 22 lightweight again to can increase the volume of injection molding case 25, make it can splendid attire more raw materials of moulding plastics, reduce the frequency of raw materials interpolation.

In this embodiment, the material injection mouth 28 has been seted up to the centre department of last mould 26 bottom, the inside of moulding plastics case 25 is through the inside intercommunication of pipe and material injection mouth 28, the inside raw materials heating of moulding plastics case 25 melts the back, the inside pressurized mode of accessible for gelatinous raw materials fills the headspace through filling mouth 28, accomplish the operation of moulding plastics, can extrude the air in the headspace from bottom to top simultaneously, finally discharge through ventilative groove, avoid the air to make gelatinous raw materials inside appear bubble, and influence its finished product quality.

In this embodiment, the three-way pipe 6 is installed at the top end of the hydraulic telescopic rod 23, the remaining two ends of the three-way pipe 6 are respectively installed at the top end of the other hydraulic telescopic rod 23 and the remaining one oil delivery end of the hydraulic cylinder 4, and hydraulic oil is uniformly distributed to the interiors of the two symmetrically-arranged hydraulic telescopic rods 23 through the three-way pipe 6, so that the actions of the two hydraulic telescopic rods are synchronous, the same amplitude is maintained, and the influence on the normal and stable operation of equipment caused by obvious action gaps is avoided.

In this embodiment, the pumping unit 83 includes a first driving plate 831 installed at one output end of the double-headed motor 82 and a pumping pipe 833 vertically installed on the outer wall of the standpipe 16, where a first rocker arm 832 is hinged at an edge of one side of the first driving plate 831, a piston 834 is sleeved inside the pumping pipe 833, one end of the first rocker arm 832 is hinged at one side of the outer wall of the piston 834 away from the standpipe 16, a unidirectional water inlet valve 835 is inlaid at one end of the inner wall of the pumping pipe 833 near the standpipe 16, the interior of the pumping pipe 833 is communicated with the interior of the standpipe 16 through a unidirectional water outlet valve 836, and can drive the piston 834 to continuously reciprocate through the double-headed motor 82, and continuously convey cooling water to the interior of the cooling cavity 12 in cooperation with the unidirectional water inlet valve 835 and the unidirectional water outlet valve 836, speed of molding materials in the lower mold 31 is accelerated, and after the cooling cavity 12 is filled, the cooling liquid after heat exchange is discharged to the interior of the radiator 13, the cooling liquid is cooled down, and then flows back to the interior of the pumping cavity 15 again, and closed loop circulation flow of the cooling water is completed.

In this embodiment, the diameter of the first driving plate 831 is smaller than the length of the pumping pipe 833, so that when the first driving plate 831 drives the first rocker arm 832 to swing and axially move along the pumping pipe 833, the piston 834 is not driven to transition to displace to drop or block, the length of the first rocker arm 832 is located between the diameter of the first driving plate 831 and the length of the pumping pipe 833, and when the first driving plate 831 rotates for one circle, the first rocker arm 832 can be driven to axially reciprocate along the pumping pipe 833, and pumping operation is completed once, so that the cooling water can circulate continuously, and the cooling and shaping speed of the cutlery box is increased.

In this embodiment, the hydraulic control member 84 includes a guide tube 8401 and a travel switch body 8402 fixedly installed at one side of the radiator 13, a limit bar 8403 is installed on the inner wall of the guide tube 8401 at equal intervals along the circumferential direction thereof, a slide block 8404 is sleeved at the middle of the inside of the guide tube 8401, a push rod 8405 is fixedly connected to one side of the outer wall of the slide block 8404 close to the travel switch body 8402, a rotating shaft 8407 is rotatably connected to one side of the outer wall of the motor box 81 away from the pumping member 83, a supporting plate 8414 is installed at the bottom of the inner wall of the pumping chamber 15, one end of the rotating shaft 8407 is rotatably connected to the top end of one side of the supporting plate 8414, a second swing arm 8408 is installed at one end of the outer wall of the rotating shaft 8407 away from the motor box 81, a second swing arm 8409 is hinged to one side of the slide block 8404, one end of the rotating shaft 8407 is rotatably connected to a ratchet 8410, an electric actuator 8412 is arranged in the middle of the rotating shaft 8407, one end, close to the motor case 81, of the rotating shaft 8407 is hollow, a wiring end of the electric actuator 8412 is electrically connected with an external power supply through a wire, a user can conveniently control the upper die 26 and the lower die 31 to be in butt joint or separation, demolding actions are synchronously completed, efficiency and consistency of demolding of the cutlery box are improved, integral production efficiency of the cutlery box is improved, ratchet grooves 8411 are formed in the side, close to the electric actuator 8410, of the outer wall of the ratchet 8410 at equal intervals along the circumferential direction of the electric actuator 8412, limit inserting rods 8413 are symmetrically arranged in a rotating mode in the side, close to the ratchet 8410, of the outer wall of the electric actuator 8412 can be shortened by a certain distance along the axial direction of the electric actuator and can be automatically reset, a transmission gear 8406 is fixedly connected to the other output end of the double-end motor 82, tooth surfaces of the transmission gear 8406 are meshed with tooth surfaces of the ratchet 8410, and when the double-end motor 82 runs, the ratchet 8410 can be rotated by a transmission gear 8406.

In this embodiment, the opposite surfaces of the guiding tube 8401 and the travel switch body 8402 are connected, one end of the push rod 8405 is inserted into one side of the travel switch body 8402, the trigger end of the travel switch body 8402 is fixedly connected with one end of the push rod 8405, the output end of the travel switch body 8402 is electrically connected with the controller of the hydraulic cylinder 4 through a wire, and the running state of the hydraulic cylinder 4 can be controlled through the movement direction of the travel switch body 8402, so that the stretching or shortening action of the hydraulic telescopic rod 23 and the shortening or stretching action of the hydraulic ejector rod 34 can be synchronously performed, the injection molding and the demolding are convenient, the demolding operation is more timely, the demolding efficiency is improved, and the overall production efficiency is improved.

In this embodiment, the opposite surfaces of the limit plunger 8413 and the ratchet slot 8411 are inclined surfaces, and one end of the outer wall of the limit plunger 8413, which is close to the ratchet 8410, is inserted into the ratchet slot 8411, and when the inclined surfaces of the two are opposite, the rotation directions of the inclined surfaces of the limit plunger 8413 towards the ratchet 8410 are opposite, so that the ratchet 8410 of the electric actuator 8412 is in a locking state, the two can synchronously rotate, and the rotating shaft 8407 is driven to synchronously rotate, so that power can be transmitted to the second driving plate 8408, thereby enabling the injection molding operation to be smoothly performed, when the inclined surface of the limit plunger 8413 faces the same direction as the rotation direction of the ratchet 8410, the vertical surface of the ratchet slot 8411 contacts with the inclined surface of the limit plunger, the vertical surface of the ratchet slot 8411 can push the vertical surface of the ratchet 8410 towards the inside of the electric actuator 8412, so as to release the locking state between the electric actuator 8412 and the ratchet 8410, and disconnect the path of the power transmission, so that the second driving plate 8408 realizes intermittent operation, and the injection molding operation is convenient.

Working principle: when producing injection-molded tableware, a user firstly closes the control switch to enable the double-headed motor 82 to be electrified and rotated to generate power and drive the first driving plate 831 to rotate, the rotation of the first driving plate 831 can drive the first rocker arm 832 to push the piston 834 to reciprocate along the axial direction of the piston 834 in the water pumping pipe 833, in the process, the piston 834 moves towards the double-headed motor 82 to enable one end of the water pumping pipe 833 close to the vertical pipe 16 to generate negative pressure, under the action of pressure difference between the inside of the water pumping pipe 833 and the inside of the water pumping cavity 15, the one-way water inlet valve 835 is opened to suck cooling water into the inside of the water pumping pipe 833, when the piston 834 moves towards the vertical pipe 16, the inside of the water pumping pipe 833 is pressurized, the pressure in the inside of the piston 834 is higher than the pressure in the vertical pipe 16, the one-way water outlet valve 836 is opened to realize water supply in the cooling cavity 12, simultaneously, the controller starts the electric actuator 8412, the device drives the limit plunger 8413 to rotate 180 degrees, so that the inclined surface of the limit plunger 8413 faces away from the vertical surface of the ratchet groove 8411, the limit plunger 8413 is limited to reciprocate along the axial direction of the limit plunger 8413, the electric actuator 8412 and the ratchet 8410 are locked, the ratchet 8410 drives the electric actuator 8412 and the rotating shaft 8407 to synchronously rotate with the second driving plate 8408, the second rocker 8409 is driven to swing along the axial direction of the guide tube 8401 and push the sliding block 8404 and the push rod 8405 to do linear motion, the travel switch body 8402 is triggered, the hydraulic cylinder 4 is started, the hydraulic cylinder 4 injects oil into the hydraulic telescopic rod 23 to enable the hydraulic cylinder 4 to downwardly extend and push the upper die 26 and the lower die 31 to be closed, meanwhile, the hydraulic cylinder 4 synchronously pumps hydraulic oil in the liquid storage tank 35, the hydraulic ejector rod 34 is contracted and restored to the bottom of the lower die 31, and at the moment, the controller starts the electric actuator 8412 to drive the limit plunger 8413 to rotate 180 DEG for the second time, the locking relation between the electric actuator 8412 and the ratchet 8410 is released, the power on the ratchet 8410 is not transmitted to the rotating shaft 8407, the hydraulic telescopic rod 23 is in the maximum extension state, then the injection molding box 25 is started to fully inject the reserved space between the upper die 26 and the lower die 31, meanwhile, the flow sensor can transmit data to the injection molding box 25 and stop injection molding raw materials, at the moment, the cooling liquid is always conveyed to the inside of the cooling cavity 12 until the inside of the cooling cavity is filled with the cooling liquid, the water pressure in the inside of the cooling liquid is higher than the pressure in the inside of the transition cavity 15, the unidirectional drainage valve 18 is opened, the cooling liquid with heat exchange is enabled to flow into the inside of the radiator 13 through the transition cavity 15, the heat carried by the cooling liquid is dissipated, the cooled cooling liquid is enabled to flow back to the inside of the pump cavity 15, the cooling liquid circularly flows back and forth in this way, the purpose of quickly performing heat exchange in the cooling cavity 12 to quickly cool and shape tableware is achieved, then the controller starts the electric actuator 8412 to rotate 180 degrees for the third time, the electric actuator 8412 and the ratchet 8410 are mutually locked and synchronously rotate, the sliding block 8404 and the push rod 8405 perform linear reset motion, the travel switch body 8402 can start the hydraulic cylinder 4 to reversely operate, hydraulic oil in the hydraulic telescopic rod 23 is pumped away, the hydraulic cylinder is contracted and drives the upper die 26 to ascend and reset, simultaneously, the hydraulic cylinder 4 synchronously injects oil into the liquid storage cabin 35, the hydraulic ejector rod 34 is extended to upwards jack up the supporting plate 33 and the shaped tableware, timely demolding operation of the tableware is achieved, working efficiency is improved, after the travel switch body 8402 is restored to an initial state, the controller stops operation of the hydraulic cylinder 4, and starts the electric actuator 8412 for the fourth time to drive the limit plug rod 8413 to rotate 180 degrees, the locking state of the cooling cavity 12 and the ratchet wheel 8410 is contacted, the power transmission between the cooling cavity and the ratchet wheel 8410 is cut off, meanwhile, the controller can open the sealing valve, part of cooling liquid in the cooling cavity 12 is discharged into the transitional cavity 14 through the drain pipe 7, the cooling liquid flows into the radiator 13, heat at the bottom end of the cooling liquid is dissipated, finally, the cooled cooling liquid flows back into the pump water cavity 15, and the operation is repeated in the second meal box injection molding step.

The foregoing is only illustrative of the preferred embodiments of the present application, and is not intended to be exhaustive or to be construed as limiting the application to the precise forms disclosed. It should be understood that the above description is not intended to limit the application to the particular embodiments disclosed, but to limit the application to the particular embodiments disclosed, and that the application is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the application.

Claims (10)

1. The utility model provides a cutlery box forming die, includes cooling platform (1) and installs support piece (2) at cooling platform (1) top, its characterized in that, the top of cooling platform (1) is inlayed and is had drawing of patterns piece (3), middle siphunculus (5) are installed along its side length direction in the middle of cooling platform (1) one side, pneumatic cylinder (4) are installed to the bottom of well siphunculus (5) inner wall;

the cooling table (1) comprises a box body (17) and partition plates (11) symmetrically arranged at the top of the inner wall of the box body (17), the bottoms of the partition plates (11) are fixedly connected to the top of a middle through pipe (5), opposite surfaces of the partition plates (11) and the tops of the inner walls of the middle through pipe (5) are surrounded to form a cooling cavity (12) with the tops of the inner walls of the box body (17), two sides of the bottom of the inner walls of the box body (17) are respectively provided with a radiator (13), the two radiators (13) divide the interior of the box body (17) into a pumping cavity (15) and two transition cavities (14), a vertical pipe (16) is arranged in the middle of the interior of one transition cavity (14), the top end of the vertical pipe (16) sequentially penetrates through the bottoms of the inner through pipe (5) and the cooling cavity (12) from bottom to top and extends to the interior of the cooling cavity (12), one-way drain valves (18) are respectively arranged on the opposite sides of the inner walls of the two transition cavities (14), one side of the inner walls of the pumping cavity (15) is provided with a driving part (8), the interior of the pumping cavity (17) is divided into a pumping cavity (15), the interior of the one transition cavity (7), and the interior of the one transition cavity (7) is communicated with the interior through the water through the cooling cavity (14).

The demolding piece (3) comprises a lower mold (31) embedded at the top of the box body (17), the bottom of the lower mold (31) is sleeved in the cooling cavity (12), hydraulic ejector rods (34) are respectively arranged at the middle and edge of the bottom of the lower mold (31) along the circumferential direction at equal intervals, the top ends of the hydraulic ejector rods (34) penetrate through the top of the inner wall of the lower mold (31) and extend to the inside of the lower mold (31), a supporting plate (33) is sleeved at the bottom of the inside of the lower mold (31), the top ends of the hydraulic ejector rods (34) are fixedly arranged at the bottom of the supporting plate (33), a liquid storage tank (35) is arranged at the top of the inner wall of the middle through pipe (5), the bottom of the inside of the hydraulic ejector rods (34) is communicated with the inside of the liquid storage tank (35), an oil conveying pipe (36) is arranged at one side of the inside of the liquid storage tank (35), and one end of the oil conveying pipe (36) is arranged at one oil conveying end of the hydraulic cylinder (4);

the driving component (8) comprises a motor box (81) arranged inside the pumping cavity (15) and a double-head motor (82) sleeved inside the motor box (81), wherein the output end of the double-head motor (82) penetrates through two sides of the motor box (81) and extends to the inside of the pumping cavity (15), and a pumping piece (83) and a hydraulic control piece (84) are respectively arranged on two sides of the inside of the pumping cavity (15).

2. The cutlery box forming die of claim 1, wherein: the support piece (2) comprises support columns (21) arranged at four corners of the top of the box body (17) and support platforms (22) arranged at the tops of the support columns (21), hydraulic telescopic rods (23) are symmetrically arranged on two sides of the bottom of each support platform (22), middle supporting platforms (24) are fixedly arranged at the bottom ends of the hydraulic telescopic rods (23), an upper die (26) is arranged at the bottom of each middle supporting platform (24), and an injection molding box (25) is arranged in the middle of the top of each middle supporting platform (24).

3. The cutlery box forming die of claim 2, wherein: a through groove (27) is formed in the middle of the top of the supporting platform (22), and the size and the shape of the through groove are matched with those of the top of the injection molding box (25).

4. The cutlery box forming die of claim 2, wherein: the middle of the bottom of the upper die (26) is provided with a material injection port (28), and the inside of the injection molding box (25) is communicated with the inside of the material injection port (28) through a guide pipe.

5. The cutlery box forming die of claim 2, wherein: the three-way pipe (6) is installed at the top of the hydraulic telescopic rod (23), and the remaining two ends of the three-way pipe (6) are respectively installed at the top of the other hydraulic telescopic rod (23) and the remaining one oil delivery end of the hydraulic cylinder (4).

6. The cutlery box forming die of claim 1, wherein: the pump water spare (83) are including installing first driver plate (831) at one of them output of double-end motor (82) and perpendicular pump water pipe (833) of installing on standpipe (16) outer wall, the edge of first driver plate (831) one side articulates there is first rocking arm (832), the inside cover of pump water pipe (833) is equipped with piston (834), the one end of first rocking arm (832) articulates the one side of keeping away from standpipe (16) at the outer wall of piston (834), the one end that the inner wall of pump water pipe (833) is close to standpipe (16) is inlayed and is had one-way water intaking valve (835), the inside of pump water pipe (833) is through one-way outlet valve (836) and the inside intercommunication of standpipe (16).

7. The cutlery box forming die of claim 6, wherein: the diameter of the first driving plate (831) is smaller than the length of the pumping pipe (833), and the length of the first rocker arm (832) is between the diameter of the first driving plate (831) and the length of the pumping pipe (833).

8. The cutlery box forming die of claim 1, wherein: the hydraulic control part (84) comprises a guide tube (8401) and a travel switch body (8402) which are fixedly arranged on one side of a radiator (13), limit strips (8403) are arranged on the inner wall of the guide tube (8401) along the circumferential direction at equal intervals, a sliding block (8404) is sleeved at the middle position of the inner part of the guide tube (8401), a push rod (8405) is fixedly connected to one side, close to the travel switch body (8402), of the outer wall of a motor box (81) far away from a water pumping part (83), a rotating shaft (8407) is rotatably connected to one side, which is far away from the water pumping part (83), of the outer wall of a pump cavity (15), one end of the rotating shaft (8407) is rotatably connected to the top end of one side of the supporting plate (8414), one end, far away from the outer wall of the motor box (81), of the second driving plate (8408) is provided with a second rocking arm (8409), one end of the second rocking arm (8409) is hinged to one side of the sliding block (8404), one end of the second rocking arm (8404) is provided with a rotating shaft (8411), which is provided with a ratchet wheel (8411) and is arranged on one side, which is close to the outer side of the motor box (8411), and is provided with a ratchet wheel (8411) which is arranged on one side, and a limit inserted link (8413) is symmetrically arranged on one side, close to the ratchet wheel (8410), of the outer wall of the electric actuator (8412) in a rotating way, a transmission gear (8406) is fixedly connected to the other output end of the double-end motor (82), and the tooth surface of the transmission gear (8406) is meshed with the tooth surface of the ratchet wheel (8410).

9. The cutlery box forming die of claim 8, wherein: the guide tube (8401) is connected with the opposite surface of the travel switch body (8402), and one end of the push rod (8405) is inserted into one side of the travel switch body (8402).

10. The cutlery box forming die of claim 8, wherein: the opposite surfaces of the limiting inserted rod (8413) and the ratchet groove (8411) are inclined surfaces, and one end, close to a ratchet wheel (8410), of the outer wall of the limiting inserted rod (8413) is inserted into the ratchet groove (8411).