CN117719121A - Forming die of ultrasonic water meter shell - Google Patents
Forming die of ultrasonic water meter shell Download PDFInfo
- Publication number
- CN117719121A CN117719121A CN202410176489.1A CN202410176489A CN117719121A CN 117719121 A CN117719121 A CN 117719121A CN 202410176489 A CN202410176489 A CN 202410176489A CN 117719121 A CN117719121 A CN 117719121A
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- water meter
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 230000000903 blocking effect Effects 0.000 claims description 32
- 230000009471 action Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 6
- 230000003111 delayed effect Effects 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a forming die of an ultrasonic water meter shell, which comprises: the ultrasonic water meter comprises an upper die holder and a lower die holder, wherein an upper die plate is fixedly arranged at one end of the upper die holder, a lower die plate is fixedly arranged at one end of the lower die holder, an ultrasonic water meter shell is positioned between the upper die plate and the lower die plate, and the upper die plate and the lower die plate can move relative to the ultrasonic water meter shell so as to perform die assembly and demolding operation on the ultrasonic water meter shell. According to the invention, the first conical die body is driven to move into the base through the first connecting arm and then vertically moves upwards until the first conical die body does not obstruct the movement of the second conical die body, the second connecting arm drives the second conical die body to completely enter the base, and then the ultrasonic water meter shell can be subjected to demolding treatment from the bottom, so that the first conical die body and the second conical die body can be automatically moved into the base to finish demolding, and the degree of automation is high, so that the first conical die body and the second conical die body are not required to be separated from the base additionally.
Description
Technical Field
The invention relates to the technical field of injection molding, in particular to a molding die of an ultrasonic water meter shell.
Background
The ultrasonic water meter is characterized in that the flow velocity of the water is obtained through analysis treatment by detecting the time difference generated by the speed change when the ultrasonic sound beam is transmitted in the water in the concurrent and countercurrent mode, so that the flow rate of the water is further calculated, and the ultrasonic water meter shell is generally produced by adopting an injection molding process.
The water meter shell injection mold comprises a first mold body, wherein the first mold body is provided with a publication number CN 220331832U; a second die body is arranged at the bottom end of the first die body; a workbench is fixedly connected to the bottom end of the second die body; the side wall of the first die body is fixedly connected with a heat conducting block; the heat conducting block is also arranged on the side wall of the second die body; a plurality of groups of cooling fins are fixedly connected to the side wall of the heat conducting block; the side wall of the radiating fin is fixedly connected with a heat conducting rod; a servo motor is arranged at the top end of the workbench; the output end of the servo motor is fixedly connected with a plurality of groups of fan blades; through servo motor operation to can drive the flabellum and rotate, rotate through the flabellum, thereby can form wind-force, can cool down the fin, through this design not only easy operation.
And publication number is CN116901385B provides a water gauge casing injection moulding mould, including last mould subassembly, bed die and injecting glue pipe, unloading subassembly, liquid cooling portion and forced air cooling portion, go up the mould subassembly and include the mould body, go up mould body below and be provided with the die cavity, the unloading subassembly includes the bed die bottom plate, and the bed die bottom plate surface is provided with the injecting glue mouth, goes up the mould body and has seted up first cavity, the second cavity has been seted up to the bed die lateral wall, liquid cooling portion includes the coolant circulation pipe of embedding in the second cavity, forced air cooling portion includes the air pump with the second cavity intercommunication, be provided with the breather pipe of intercommunication first cavity and second cavity on the last mould body, one side that the breather pipe was kept away from to first cavity communicates with the bed die, be provided with the clearance between last mould body and the bed die bottom plate and the bed die inner wall for the shaping of water gauge casing between acceleration die cavity and the bed die bottom plate possesses the characteristics that shaping efficiency is high and shaping quality is good.
However, when the ultrasonic water meter shell with two ends similar to the conical tubular structures is subjected to injection molding, the conical die body is usually installed on the inner die and used for forming the conical tubular structures at two ends of the ultrasonic water meter shell, the conical die body is separated from the die along with the ultrasonic water meter shell during demolding, and then the conical die body is manually or by using a tool to be taken out from the inside of the ultrasonic water meter shell and then reinstalled on the inner die body.
Disclosure of Invention
The invention aims to provide a forming die of an ultrasonic water meter shell, which solves the problems that the degree of automation is low and danger exists for staff because a conical die body needs to be manually removed and reinstalled on an inner die body.
In order to achieve the above purpose, the present invention provides the following technical solutions: comprising the following steps:
the ultrasonic water meter comprises an upper die holder and a lower die holder, wherein an upper die plate is fixedly arranged at one end of the upper die holder, a lower die plate is fixedly arranged at one end of the lower die holder, the ultrasonic water meter shell is positioned between the upper die plate and the lower die plate, and the upper die plate and the lower die plate can move relative to the ultrasonic water meter shell so as to perform die assembly and demolding operation on the ultrasonic water meter shell;
The inner die assembly is arranged in the ultrasonic water meter shell and comprises a first inner die body, a base, a first conical die body and a second conical die body, so that a hollow structure is formed when the ultrasonic water meter shell is subjected to injection molding;
the inner mold demolding assembly is arranged in the base and used for driving the first conical mold body and the second conical mold body to enter and exit the base, the inner mold demolding assembly comprises a fixed plate fixedly arranged in the base and a movable plate capable of vertically moving up and down in the base, a second guide rod is movably arranged in the middle of the movable plate, a first connecting arm capable of moving in an L shape in the middle of the fixed plate is fixedly arranged at one end of the first conical mold body corresponding to the inner position of the base, a second connecting arm capable of horizontally moving in the middle of the fixed plate is fixedly arranged at one end of the second conical mold body corresponding to the inner position of the base, a first hinge rod is hinged at one end of the first connecting arm, a first driving column capable of driving the first hinge rod to move is hinged at the other end of the first hinge rod, a second driving column capable of driving the second hinge rod to move is hinged at one end of the second hinge rod, the first driving column is arranged on the movable plate so that the first driving column can be driven to move when the movable plate moves, a first driving column corresponding to the second driving column is arranged at the middle of the second position, and a first driving column can be driven to move upwards when the first driving column is driven to move upwards;
The linkage assembly is arranged in the base and is used for immediately driving the second driving column to move downwards when the movable plate moves downwards, so that the first conical die body and the second conical die body do not generate motion interference according to the sequence when entering and exiting the base.
Preferably, the quantity of first linking arm is two, and two first linking arms are located first toper die body both ends crisscross setting from top to bottom, the quantity of second linking arm is two, and two second linking arms are located first toper die body both ends crisscross setting from top to bottom, first interior die body fixed connection is at the top of base, two breach have been seted up to the lateral wall of base, and first toper die body swing joint respectively at the inner wall of breach, the maximum diameter of first toper die body and second toper die body all is greater than the internal diameter of base both ends breach.
Preferably, the bottom fixedly connected with mounting panel of base inner wall, and fixed plate fixed connection is at the top of mounting panel, the quantity of fixed plate is two, and two fixed plates are symmetry axis symmetry setting about the vertical axis of mounting panel midpoint, first guiding hole and second guiding hole have been seted up respectively to the middle part of fly leaf, and the activity of second guiding rod is pegged graft at the inner wall of second guiding hole, the inner wall activity in first guiding hole is pegged graft there is first guiding rod, the equal fixed connection of first guiding rod and second guiding rod is at the top of mounting panel, the drive hole has been seted up at the middle part of the corresponding first actuating post position of fly leaf, and the inner wall at first actuating post is pegged graft in the activity of drive hole, crisscross setting around first articulated rod and the articulated rod of second.
Preferably, the second guiding through groove is formed in the middle of the fixing plate corresponding to the second connecting arm, the second connecting arm is movably connected to the inner wall of the second guiding through groove, the first guiding through groove is formed in the middle of the fixing plate corresponding to the first connecting arm, the first guiding through groove is of an L-shaped structure, and the first connecting arm is movably connected to the inner wall of the first guiding through groove.
Preferably, the one end that first articulated lever kept away from first linking arm position articulates there is the head rod, and the one end of head rod articulates there is first drive plate, first drive plate swing joint is in the one end of the corresponding fly leaf position of first articulated lever, and first actuating post fixed connection in the middle part of first drive plate, the one end that second articulated lever kept away from second linking arm position articulates there is the second connecting rod, and the one end of second connecting rod articulates there is the second drive plate, second drive plate swing joint is in the one end of the corresponding fly leaf position of second articulated lever, and second actuating post fixed connection is in the middle part of second drive plate, the equal fixedly connected with third connecting rod of one end opposite face of first drive plate and second drive plate, the third direction through slot has equally been seted up at the middle part of the corresponding head rod of fixed plate, second connecting rod and third connecting rod position, and the equal swing joint of third connecting rod in the inner wall in third direction through slot to make third direction through slot can play the guide effect to head rod, second connecting rod and third connecting rod.
Preferably, the linkage assembly comprises two guide plates movably arranged at the front end and the rear end of the movable plate, one ends of the opposite surfaces of the two guide plates are fixedly connected with a blocking plate and a connecting block respectively, the blocking plate is located at one end of the position of the first driving groove, a first movable groove which is respectively communicated with the inside of the first driving groove and the second guiding hole is formed in the middle of the position of the movable plate, the first movable groove is movably connected with the inner wall of the first movable groove, a second movable groove is formed in the middle of the position of the movable plate, one end of the connecting block is fixedly connected with a reset spring, the reset spring is fixedly connected with the inner wall of the second movable groove, and a second driving groove is formed in the middle of the second guiding rod, so that the blocking plate moves towards the first driving groove and plays a limiting role on the second driving column under the guiding action of the second driving groove when the blocking plate is separated from the second driving groove.
Preferably, the device further comprises a driving assembly, the driving assembly comprises a third driving column, the third driving column is fixedly connected to one ends of the opposite faces of the two movable plates, a third movable groove is formed in the middle of the position of the fixed plate corresponding to the third driving column, the third driving column is movably connected to the inner wall of the third movable groove, the third movable groove plays a role in guiding movement of the third driving column, movable rings are movably sleeved at two ends of the surface of the third driving column respectively, damping springs are fixedly connected to one ends of the opposite faces of the two movable rings, first hinge arms are hinged to two ends of the movable rings respectively, first hinge bases are hinged to the tops of the first hinge arms, fourth driving columns are fixedly connected to the tops of the first hinge bases and movably penetrate through and extend to the tops of the first inner die body.
Preferably, the top fixedly connected with second articulated seat of fourth actuating post, the one end of second articulated seat articulates there is the second articulated arm, and the one end that the second articulated arm kept away from second articulated seat position articulates there is the articulated frame, articulated frame fixed connection is at the top of cope match-plate pattern.
Preferably, the top fixedly connected with centre form solid fixed ring on first internal mold body surface, and centre form solid fixed ring is used for the position of fixed first internal mold body to make the centre form subassembly not take place to remove along with the removal of cope match-plate pattern and lower bolster, the both ends of lower bolster all are fixedly connected with cylinder respectively, and the equal fixedly connected with second internal mold body of output shaft of cylinder, and two second internal mold bodies are kept away from the one end butt in base position with first toper die body and second toper die body respectively.
Compared with the prior art, the invention has the beneficial effects that:
1. when the movable plate moves upwards, the first conical die body is driven to move into the base through the first connecting arm and then moves vertically upwards until the first conical die body does not obstruct the movement of the second conical die body, the movable plate continues to move upwards, so that the second connecting arm drives the second conical die body to completely enter the base, and then the ultrasonic water meter shell can be subjected to demoulding treatment from the bottom, thereby realizing the automatic movement of the first conical die body and the second conical die body into the base to finish demoulding operation, and the degree of automation is high without additionally separating the first conical die body and the second conical die body from the base;
2. The invention also drives the second driving column to move upwards at the same time when the first driving groove drives the second driving column, the movable plate drives the blocking plate to get rid of the second driving groove, and under the action of inclination of the two ends of the second driving groove, the blocking plate is extruded by the second guide rod, the second guide rod drives the blocking plate to move to the inner wall of the first driving groove, and the second driving column is limited at the bottom of the inner wall of the first driving groove through the blocking plate entering the inner part of the first driving groove, so that the second driving column moves along with the movable plate in the process that the second driving column is limited by the blocking plate and the first driving groove, thereby realizing that the first conical die body and the second conical die body can enter and exit the base in sequence and do not generate motion interference.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a forming die of an ultrasonic water meter housing according to the present invention;
FIG. 2 is an exploded view of the overall structure of a mold for forming an ultrasonic water meter housing according to the present invention;
FIG. 3 is an exploded view of the overall structure of a mold for forming an ultrasonic water meter housing according to the present invention;
FIG. 4 is a schematic view of an ultrasonic water meter housing structure of a forming die of the ultrasonic water meter housing according to the present invention;
FIG. 5 is a schematic view of the mold assembly of the ultrasonic water meter housing;
FIG. 6 is an exploded view of the mold release assembly of the mold of the ultrasonic meter housing of the present invention;
FIG. 7 is an exploded view of a mold release assembly of a mold of an ultrasonic water meter housing;
FIG. 8 is a cross-sectional view of a movable plate of a forming die of an ultrasonic water meter housing according to the present invention;
FIG. 9 is a sectional view of a moving plate of a forming die of an ultrasonic water meter housing according to the second embodiment of the invention;
FIG. 10 is a schematic diagram of an inner mold stripping assembly of a forming mold for an ultrasonic water meter housing according to the present invention;
FIG. 11 is a cross-sectional view of the mold assembly of the ultrasonic meter housing of the present invention;
FIG. 12 is a cross-sectional view of a mold assembly for an ultrasonic meter housing according to the present invention;
fig. 13 is a schematic view showing a part of a structure of a linkage assembly of a forming die of an ultrasonic water meter housing according to the present invention.
In the figure: 1. an upper die holder; 2. a lower die holder; 3. an upper template; 4. a lower template; 5. an ultrasonic water meter housing;
601. a first inner mold body; 602. a base; 603. a first conical die body; 604. a second conical die body;
701. a fixing plate; 702. a movable plate; 703. a first guide hole; 704. a second guide hole; 705. a first guide bar; 706. a second guide bar; 707. a drive hole; 708. a first driving groove; 709. a first hinge lever; 710. a first connecting arm; 711. the first guide through groove; 712. a second hinge lever; 713. a second connecting arm; 714. the second guide through groove; 715. a first connecting rod; 716. a second connecting rod; 717. a first driving plate; 718. a first drive column; 719. a second driving plate; 720. a second drive column; 721. a third connecting rod; 722. a third guide through groove;
801. A guide plate; 802. a blocking plate; 803. a first movable groove; 804. a connecting block; 805. a second movable groove; 806. a return spring; 807. a second driving groove;
901. a third drive column; 902. a third movable groove; 903. a movable ring; 904. a first articulated arm; 905. a first hinge base; 906. a fourth drive column; 907. a damping spring; 908. the second hinge seat; 909. a second articulated arm; 910. a hinged frame;
10. an inner mold fixing ring; 11. a cylinder; 12. a second inner mold body; 13. and (3) mounting a plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-13, the present invention provides a technical solution: comprising the following steps:
as shown in fig. 1, 2 and 3, an upper die holder 1 and a lower die holder 2 are provided, an upper die plate 3 is fixedly arranged at one end of the upper die holder 1, a lower die plate 4 is fixedly arranged at one end of the lower die holder 2, an ultrasonic water meter shell 5 is positioned between the upper die plate 3 and the lower die plate 4, and the upper die plate 3 and the lower die plate 4 can move relative to the ultrasonic water meter shell 5 so as to perform die assembly and die release operation on the ultrasonic water meter shell 5;
As shown in fig. 5, the inner mold assembly is disposed inside the ultrasonic water meter housing 5, and comprises a first inner mold body 601, a base 602, a first conical mold body 603 and a second conical mold body 604, so that a hollow structure is formed when the ultrasonic water meter housing 5 is injection molded, the first inner mold body 601 is fixedly mounted at the top of the base 602, two notches are formed on the side wall of the base 602, the first conical mold body 603 and the first conical mold body 603 are respectively and movably connected to the inner walls of the notches, and the maximum diameters of the first conical mold body 603 and the second conical mold body 604 are both larger than the inner diameters of the notches at two ends of the base 602; as shown in fig. 6 to 12, the inner mold stripping assembly is disposed inside the base 602 and used for driving the first tapered mold body 603 and the second tapered mold body 604 to enter and exit the base 602, the inner mold stripping assembly comprises a fixed plate 701 fixedly disposed inside the base 602 and a movable plate 702 capable of vertically moving up and down inside the base 602, a second guide rod 706 is movably disposed in the middle of the movable plate 702, a first connecting arm 710 capable of moving in an L shape in the middle of the fixed plate 701 is fixedly disposed at one end of the first tapered mold body 603 corresponding to the inner position of the base 602, a second connecting arm 713 capable of horizontally moving in the middle of the fixed plate 701 is fixedly disposed at one end of the second tapered mold body 604 corresponding to the inner position of the base 602, the number of the first connecting arms 710 is two, the two first connecting arms 710 are disposed at two ends of the first tapered mold body 603 in an up-down staggered manner, and two second connecting arms 713 are disposed at two ends of the first conical die body 603 in a vertically staggered manner, one end of the first connecting arm 710 is hinged with a first hinge rod 709, the other end of the first hinge rod 709 is hinged with a first driving column 718 capable of driving the first hinge rod 709 to move, one end of the second connecting arm 713 is hinged with a second hinge rod 712, the other end of the second hinge rod 712 is hinged with a second driving column 720 capable of driving the second hinge rod 712 to move, the first driving column 718 is disposed on the movable plate 702, so that the movable plate 702 can drive the first driving column 718 to move when moving, a first driving slot 708 is formed in the middle of the movable plate 702 corresponding to the second driving column 720, and the second driving column 720 is movably connected to the inner wall of the first driving slot 708, so that the second driving column 720 can be delayed to be driven to move upwards when the movable plate 702 moves upwards, the bottom of the inner wall of the base 602 is fixedly provided with the mounting plate 13, the fixed plates 701 are fixedly arranged at the top of the mounting plate 13, the number of the fixed plates 701 is two, the two fixed plates 701 are symmetrically arranged with respect to the vertical axis of the midpoint of the mounting plate 13, the middle part of the movable plate 702 is respectively provided with a first guide hole 703 and a second guide hole 704, the second guide rod 706 is movably inserted into the inner wall of the second guide hole 704, the inner wall of the first guide hole 703 is movably inserted with a first guide rod 705, the first guide rod 705 and the second guide rod 706 are fixedly arranged at the top of the mounting plate 13, the movable plate 702 is provided with a driving hole 707 corresponding to the middle part of the first driving column 718, the driving hole 707 is movably inserted into the inner wall of the first driving column 718, the first hinge rod 709 and the second hinge rod 712 are arranged in a staggered manner, the middle part of the fixed plate 701 corresponding to the second connecting arm 713 is provided with a second guide through groove 714, the second connecting arm 713 is movably connected to the inner wall of the second guiding through slot 714, the middle part of the fixed plate 701 corresponding to the position of the first connecting arm 710 is provided with a first guiding through slot 711, the first guiding through slot 711 is in an L-shaped structure, the first connecting arm 710 is movably connected to the inner wall of the first guiding through slot 711, one end of the first hinging rod 709 far away from the position of the first connecting arm 710 is hinged with a first connecting rod 715, one end of the first connecting rod 715 is hinged with a first driving plate 717, the first driving plate 717 is movably connected to one end of the first hinging rod 709 corresponding to the position of the movable plate 702, the first driving column 718 is fixedly arranged in the middle part of the first driving plate 717, one end of the second hinging rod 712 far away from the position of the second connecting arm 713 is hinged with a second connecting rod 716, one end of the second connecting rod 716 is hinged with a second driving plate 719, the second driving plate 719 is movably connected to one end of the second hinging rod 712 corresponding to the position of the movable plate 702, the second driving column 720 is fixedly installed in the middle of the second driving plate 719, one ends of opposite surfaces of the first driving plate 717 and the second driving plate 719 are fixedly provided with a third connecting rod 721, the middle of the fixing plate 701 corresponding to the positions of the first connecting rod 715, the second connecting rod 716 and the third connecting rod 721 is respectively provided with a third guiding through groove 722, and the first connecting rod 715, the second connecting rod 716 and the third connecting rod 721 are movably connected to the inner wall of the third guiding through groove 722, so that the third guiding through groove 722 can guide the movement of the first connecting rod 715, the second connecting rod 716 and the third connecting rod 721;
In use, when the movable plate 702 moves upwards, the movable plate 702 drives the first driving column 718 to move upwards through the driving hole 707, and at the same time, the second driving column 720 moves relatively on the inner wall of the first driving slot 708, and when the first driving column 718 moves upwards, the first driving column 718 drives the first driving plate 717 to move upwards, and the first driving plate 717 drives one end of the first hinge rod 709 to move upwards, and because the first driving plate 717 moves vertically upwards and downwards, when the top of the first hinge rod 709 moves vertically upwards, the bottom of the first hinge rod 709 drives the first connecting arm 710 to move along the inner wall of the first guiding slot 711, and the first connecting arm 710 moves from the horizontal section to the vertical section of the first guiding slot 711, and at this time, the first connecting arm 710 drives the first conical die body 603 to move horizontally towards the inside of the base 602, and when the first connecting arm 710 moves to the vertical section of the first guiding slot 711, the first tapered mold body 603 completely enters the interior of the base 602, then the third driving post 901 continues to drive the movable plate 702 to move upwards, and the movable plate 702 continues to drive the top of the first hinge rod 709 to move upwards through the driving hole 707 in cooperation with the first driving post 718 and the first driving plate 717, at this time, the bottom of the first hinge rod 709 drives the first tapered mold body 603 to move vertically upwards through the first connecting arm 710 until the second driving post 720 is just located at the bottom of the first driving slot 708 when the first tapered mold body 603 is located above the second tapered mold body 604, i.e. when the third driving post 901 drives the movable plate 702 to move upwards, the first driving slot 708 drives the second driving post 720 to move upwards, and the second driving post 720 drives the top of the second hinge rod 712 to move upwards, so that the bottom of the second hinge rod 712 drives the second connecting arm 713 to move along the direction of the second guiding through slot 714 until the second conical die 604 completely enters the interior of the base 602, and the ultrasonic water meter housing 5 can be easily separated from the bottom of the base 602 at this time;
The first connection rod 715, the second connection rod 716, the third connection rod 721 and the third guide through groove 722 are provided so that the first driving plate 717 and the second driving plate 719 can stably move up and down, thereby guiding the movement of the first driving plate 717 and the second driving plate 719, and the first guide rod 705 and the second guide rod 706 are provided so that the vertical direction of the fixing plate 701 can be guided;
as shown in fig. 8, 9 and 13, the linkage assembly is disposed inside the base 602, and is used for immediately driving the second driving column 720 to move downward when the movable plate 702 moves downward, so that the first tapered mold body 603 and the second tapered mold body 604 do not interfere with each other in a movement sequence when entering and exiting the base 602, the linkage assembly includes two guide plates 801 movably disposed at front and rear ends of the movable plate 702, one ends of opposite surfaces of the two guide plates 801 are respectively and fixedly provided with a blocking plate 802 and a connecting block 804, the blocking plate 802 is disposed at one end of the first driving slot 708, the middle part of the movable plate 702 corresponding to the position of the blocking plate 802 is provided with a first movable groove 803 which is respectively communicated with the inside of the first driving groove 708 and the inside of the second guiding hole 704, the first movable groove 803 is movably connected to the inner wall of the first movable groove 803, the middle part of the movable plate 702 corresponding to the position of the connecting block 804 is provided with a second movable groove 805, one end of the connecting block 804 is fixedly provided with a return spring 806, the return spring 806 is fixedly arranged on the inner wall of the second movable groove 805, the middle part of the second guiding rod 706 is provided with a second driving groove 807, so that when the blocking plate 802 is separated from the second driving groove 807, the blocking plate 802 moves towards the first driving groove 708 under the guiding action of the second driving groove 807 and plays a limiting role on the second driving column 720;
When the structure is used, the first driving groove 708 drives the second driving column 720 to move upwards, the movable plate 702 drives the blocking plate 802 to get rid of the second driving groove 807, under the action of the inclination of the two ends of the second driving groove 807, the blocking plate 802 is extruded by the second guide rod 706, the second guide rod 706 drives the blocking plate 802 to move to the inner wall of the first driving groove 708, and the blocking plate 802 entering the inside of the first driving groove 708 limits the second driving column 720 to the bottom of the inner wall of the first driving groove 708, so that the second driving column 720 moves along with the movable plate 702 in the process that the second driving column 720 is limited by the blocking plate 802 and the first driving groove 708, and the first conical die body 603 and the second conical die body 604 can sequentially enter and exit the base 602 without motion interference.
As shown in fig. 4, the driving assembly further comprises a third driving column 901, the driving assembly comprises a third driving column 901, the third driving column 901 is fixedly installed at one end of opposite surfaces of two movable plates 702, a third movable groove 902 is formed in the middle of a position of the fixed plate 701 corresponding to the third driving column 901, the third driving column 901 is movably connected to the inner wall of the third movable groove 902, so that the third movable groove 902 plays a role in guiding movement of the third driving column 901, two ends of the surface of the third driving column 901 are respectively movably sleeved with a movable ring 903, damping springs 907 are fixedly installed at one end of opposite surfaces of the two movable rings 903, two ends of each movable ring 903 are respectively hinged with a first hinge arm 904, the top of each first hinge arm 904 is hinged with a first hinge seat 905, a fourth driving column 906 is fixedly installed at the top of each first hinge seat 905, a second hinge seat 908 is fixedly installed at the top of each fourth driving column 906 and extends to the top of each first inner die body 601, a second hinge arm 908 is hinged at one end of each second hinge seat 908, and a hinge frame 910 is installed at the position far from the top of each second hinge seat 909;
When the structure is used, when the upper template 3 and the lower template 4 are far away from the ultrasonic water meter shell 5, the positions of the inner die fixing ring 10 and the inner die assembly are not changed because the inner die fixing ring 10 is connected with the fixing equipment, the upper template 3 can drive the hinged frame 910 to move, the hinged frame 910 can further drive the second hinged seat 908 to move upwards through the second hinged arm 909, the second hinged seat 908 can further drive the fourth driving column 906 to move upwards vertically, and otherwise, when the upper template 3 and the lower template 4 are matched, the upper template 3 can drive the hinged frame 910 to move reversely, and the hinged frame 910 can drive the fourth driving column 906 to move downwards through the second hinged arm 909 and the second hinged seat 908.
The top fixed mounting on first internal mold body 601 surface has interior mould solid fixed ring 10, and interior mould solid fixed ring 10 is used for fixed first internal mold body 601's position, so that the centre form subassembly does not take place to remove along with the removal of cope match-plate pattern 3 and lower bolster 4, the both ends of lower bolster 4 are all fixed mounting respectively have cylinder 11, and the output shaft of cylinder 11 is all fixed mounting has second internal mold body 12, and two second internal mold bodies 12 respectively with first toper die body 603 and second toper die body 604 keep away from the one end butt in base 602 position, interior mould solid fixed ring 10 links to each other with fixed equipment during the use, ensure that interior mould solid fixed ring 10 drives the centre form subassembly and can not take place to remove, during initial state, first toper die body 603 and second toper die body 604 are the state that stretches out base 602.
Working principle: when the ultrasonic water meter is used, the internal mold fixing ring 10 is connected with fixing equipment, so that the internal mold fixing ring 10 drives the internal mold assembly to be free from moving, the first conical die body 603 and the second conical die body 604 are in a state of extending out of the base 602 in an initial state, after the upper die plate 3 and the lower die plate 4 are clamped, the two air cylinders 11 drive the two second internal die bodies 12 to be respectively tightly attached to the first conical die body 603 and the second conical die body 604, the preparation of a mold is finished at the moment, then injection molding is carried out between the upper die plate 3 and the lower die plate 4 through injection molding holes, an ultrasonic water meter shell 5 is formed, when the upper die plate 3 and the lower die plate 4 are cooled to enable the ultrasonic water meter shell 5 to be molded, the air cylinders 11 control the second internal die bodies 12 to be separated from the first conical die body 603 and the first conical die body 603, and then the upper die base 1 and the lower die base 2 drive the upper die plate 3 and the lower die plate 4 to be far away from the ultrasonic water meter shell 5, and demolding operation is carried out;
when the upper die holder 1 and the lower die holder 2 respectively drive the upper die plate 3 and the lower die plate 4 to be far away from the ultrasonic water meter shell 5, the positions of the inner die fixing ring 10 and the inner die assembly are not changed because the inner die fixing ring 10 is connected with the fixing equipment, at the moment, the upper die plate 3 drives the hinged frame 910 to move, so that the hinged frame 910 drives the second hinged seat 908 to move upwards through the second hinged arm 909, and the second hinged seat 908 drives the fourth driving column 906 to move vertically upwards, otherwise, when the upper die plate 3 and the lower die plate 4 are matched, the upper die plate 3 drives the hinged frame 910 to move reversely, and the hinged frame 910 drives the fourth driving column 906 to move downwards through the second hinged arm 909 matched with the second hinged seat 908;
And when the upper template 3 and the lower template 4 are separated from the ultrasonic water meter shell 5 to perform demolding, the fourth driving column 906 moves upwards at this time, and the fourth driving column 906 drives the third driving column 901 to move upwards at the inner wall of the third movable slot 902 through the first hinge seat 905 matched with the first hinge arm 904 and the movable ring 903, so that the third driving column 901 drives the two movable plates 702 to move upwards, and when the movable plates 702 move upwards, the movable plates 702 drive the first driving column 718 to move upwards through the driving holes 707, meanwhile, the second driving column 720 moves relatively at the inner wall of the first driving slot 708, and when the first driving column 718 moves upwards, the first driving column 718 drives the first driving plate 717 to move upwards, and the first driving plate 717 drives one end of the first hinge rod 709 to move upwards, and because the first driving plate 717 moves vertically up and down, this causes the bottom of the first hinge rod 709 to move along the inner wall of the first guide through slot 711 and the first connecting arm 710 to move from the horizontal section to the vertical section of the first guide through slot 711 when the top of the first hinge rod 709 moves vertically upward, and the first connecting arm 710 will move the first tapered mold body 603 horizontally toward the inside of the base 602, and the first tapered mold body 603 completely enters the inside of the base 602 when the first connecting arm 710 moves to the vertical section of the first guide through slot 711, after which the third driving post 901 continues to drive the movable plate 702 upward and the movable plate 702 continues to drive the top of the first hinge rod 709 upward through the driving hole 707 in cooperation with the first driving post 718 and the first driving plate 717, at this time the bottom of the first hinge rod 709 drives the first tapered mold body 603 vertically upward through the first connecting arm 710, until when the first conical die body 603 is located above the second conical die body 604, the second driving column 720 is just located at the bottom of the first driving slot 708, that is, when the third driving column 901 drives the movable plate 702 to move upwards, the first driving slot 708 drives the second driving column 720 to move upwards, and the second driving column 720 drives the top of the second hinge rod 712 to move upwards, so that the bottom of the second hinge rod 712 drives the second connecting arm 713 to move along the direction of the second guiding through slot 714, until the second conical die body 604 completely enters the interior of the base 602, and the ultrasonic water meter housing 5 can be easily separated from the bottom of the base 602 at this time;
While the first driving groove 708 drives the second driving column 720 to move upwards, the movable plate 702 drives the blocking plate 802 to get rid of the second driving groove 807, and under the action of inclination of two ends of the second driving groove 807, the blocking plate 802 is extruded by the second guide rod 706, and the second guide rod 706 drives the blocking plate 802 to move to the inner wall of the first driving groove 708, and limits the second driving column 720 to the bottom of the inner wall of the first driving groove 708 through the blocking plate 802 entering the inside of the first driving groove 708, so that the second driving column 720 moves along with the movement of the movable plate 702 in the process that the second driving column 720 is limited by the blocking plate 802 and the first driving groove 708, thereby realizing that the first conical die body 603 and the second conical die body 604 can sequentially enter and exit the base 602 without motion interference, and meanwhile, the blocking plate 802 drives the connecting block 804 to extrude the reset spring 806 through the guide plate 801, when the blocking plate 802 returns to the inner wall of the second driving groove 708 again, the blocking plate 802 is separated from the inside of the first driving groove 708 and returns to the inside of the first driving groove 803 again without motion interference due to the reset spring 806;
That is, when the movable plate 702 moves upwards, at this time, the movable plate 702 will preferentially drive the first hinge rod 709 to move through the first driving post 718 and the first driving plate 717, and the bottom of the first hinge rod 709 will drive the first tapered die body 603 to move completely to the inside of the base 602 through the first connecting arm 710, at this time, the first connecting arm 710 will move into the vertical section of the first guiding through slot 711, the movable plate 702 continues to move upwards, so that the movable plate 702 will drive the first tapered die body 603 to move vertically upwards through the first hinge rod 709 and the first connecting arm 710, until the first tapered die body 603 moves to the top of the second tapered die body 604 and will not block the movement of the second tapered die body 604 to the inside of the base 602, at this time, as the movable plate 702 continues to move upwards, the second driving post 720 will drive the second driving post 720 to the bottom of the inner wall of the first driving slot 708 through the first driving slot 708, and the second driving post 720 will drive the top of the second hinge rod 712 to move upwards, and under the guiding action of the second guiding through slot 714, so that the second tapered die body 603 will automatically move to the bottom of the second die body 603 and the second tapered die body 604 will not move to the inside the base 602, and the second tapered die body 602 will completely along the direction of the second guiding through slot 714, and the second tapered die body 604 will not need to separate from the inside of the second tapered die body 604, and the second tapered die body 602, and the inner wall 602, and thus completing the demolding operation;
By moving the fourth driving post 906 downward and causing the fourth driving post 906 to move downward through the first hinge base 905, the first hinge arm 904 and the movable ring 903 and causing the third driving post 901 to move downward and causing the movable plate 702 to move downward when the upper and lower mold plates 3 and 4 are clamped, the second driving post 720 is moved immediately with the movement of the movable plate 702 due to the restriction of the movement of the second driving post 720 by the blocking plate 802, i.e., the second tapered mold body 604 is protruded from the inside of the base 602 during the downward movement of the movable plate 702, and then the first tapered mold body 603 is protruded from the inside of the base 602, so that the apparatus can continue the injection molding operation, while when both the second tapered mold body 604 and the first tapered mold body 603 are protruded from the base 602, at this time, the fourth driving column 906 continues to move downward, so that the fourth driving column 906 drives the third driving column 901 to move downward through the first hinge seat 905 and the first hinge arm 904, meanwhile, since the first conical die body 603 and the second conical die body 604 are already in place and cannot extend further, in the process that the fourth driving column 906 continues to move downward, the two movable rings 903 are away from each other and stretch the damping spring 907, and under the action of the reset contraction of the damping spring 907, the movable plate 702 drives the second conical die body 604 and the first conical die body 603 to be stably placed on the inner walls of the notches at two ends of the base 602, so that injection molding materials are prevented from entering the interior of the base 602 through the notches;
The two first connecting arms 710 are disposed at two ends of the first tapered mold 603 in a vertically staggered manner, and the two second connecting arms 713 are disposed at two ends of the first tapered mold 603 in a vertically staggered manner, so that the first connecting arms 710 always drive the first tapered mold 603 to be in a horizontal state and not rotate when the inner wall of the first guiding through groove 711 moves, and similarly the second connecting arms 713 always drive the second tapered mold 604 to be in a horizontal movement and not rotate when the inner wall of the second guiding through groove 714 moves. 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 invention 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 therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a forming die of ultrasonic wave water gauge casing which characterized in that: comprising the following steps:
the ultrasonic water meter comprises an upper die holder (1) and a lower die holder (2), wherein an upper die plate (3) is fixedly arranged at one end of the upper die holder (1), a lower die plate (4) is fixedly arranged at one end of the lower die holder (2), an ultrasonic water meter shell (5) is positioned between the upper die plate (3) and the lower die plate (4), and the upper die plate (3) and the lower die plate (4) can move relative to the ultrasonic water meter shell (5) so as to perform die assembly and demolding operation on the ultrasonic water meter shell (5);
the inner die assembly is arranged inside the ultrasonic water meter shell (5) and comprises a first inner die body (601), a base (602), a first conical die body (603) and a second conical die body (604), so that a hollow structure is formed when the ultrasonic water meter shell (5) is injection-molded;
the inner mold demolding assembly is arranged inside the base (602) and used for driving the first conical mold body (603) and the second conical mold body (604) to enter and exit the base (602), the inner mold demolding assembly comprises a fixed plate (701) fixedly arranged inside the base (602) and a movable plate (702) capable of vertically moving up and down inside the base (602), a second guide rod (706) is movably arranged in the middle of the movable plate (702), a first connecting arm (710) capable of moving in an L shape in the middle of the fixed plate (701) is fixedly arranged at one end of the first conical mold body (603) corresponding to the inner position of the base (602), a second connecting arm (713) capable of horizontally moving in the middle of the fixed plate (701) is fixedly arranged at one end of the second conical mold body (604) corresponding to the inner position of the base (602), a first hinging rod (709) is hinged at one end of the first connecting arm (710), a first driving column (718) capable of driving the first hinging rod (709) to move is hinged at the other end of the first hinging rod (709), a second driving column (718) capable of driving the second hinging rod (712) to move at the other end of the second hinging rod (712) is hinged at the other end of the first driving column (718), so that the movable plate (702) can drive the first driving column (718) to move when moving, a first driving groove (708) is formed in the middle of the position of the movable plate (702) corresponding to the second driving column (720), and the second driving column (720) is movably connected to the inner wall of the first driving groove (708), so that the second driving column (720) can be delayed to be driven to move upwards when the movable plate (702) moves upwards;
The linkage assembly is arranged in the base (602), and the linkage assembly is used for immediately driving the second driving column (720) to move downwards when the movable plate (702) moves downwards, so that the first conical die body (603) and the second conical die body (604) do not interfere in a movement way according to the sequence when entering and exiting the base (602).
2. The ultrasonic water meter housing forming die of claim 1, wherein: the quantity of first linking arm (710) is two, and two first linking arms (710) are located first toper die body (603) both ends crisscross setting from top to bottom, the quantity of second linking arm (713) is two, and two second linking arms (713) are located first toper die body (603) both ends crisscross setting from top to bottom, first internal mold body (601) fixed connection is at the top of base (602), two breachs have been seted up to the lateral wall of base (602), and first toper die body (603) swing joint respectively at the inner wall of breach, the maximum diameter of first toper die body (603) and second toper die body (604) all is greater than the internal diameter of base (602) both ends breach.
3. The ultrasonic water meter housing forming die of claim 2, wherein: the bottom fixedly connected with mounting panel (13) of base (602) inner wall, and fixed plate (701) fixed connection is at the top of mounting panel (13), the quantity of fixed plate (701) is two, and two fixed plates (701) are symmetry axis symmetry setting about the vertical axis of mounting panel (13) midpoint, first guiding hole (703) and second guiding hole (704) have been seted up respectively to the middle part of fly leaf (702), and second guiding rod (706) activity grafting is at the inner wall of second guiding hole (704), the inner wall activity grafting of first guiding hole (703) has first guiding rod (705), the equal fixed connection of first guiding rod (705) and second guiding rod (706) is at the top of mounting panel (13), driving hole (707) have been seted up at the middle part of the corresponding first actuating post (718) position of fly leaf (702), and the inner wall at first actuating post (718) is pegged graft in the activity of driving hole (707), crisscross setting in front and back.
4. A mold for an ultrasonic water meter housing according to claim 3, wherein: the middle part at the position of the fixed plate (701) corresponding to the second connecting arm (713) is provided with a second guiding through groove (714), the second connecting arm (713) is movably connected to the inner wall of the second guiding through groove (714), the middle part at the position of the fixed plate (701) corresponding to the first connecting arm (710) is provided with a first guiding through groove (711), the first guiding through groove (711) is of an L-shaped structure, and the first connecting arm (710) is movably connected to the inner wall of the first guiding through groove (711).
5. The ultrasonic water meter housing forming die of claim 4, wherein: one end of the first hinging rod (709) far away from the position of the first connecting arm (710) is hinged with a first connecting rod (715), one end of the first connecting rod (715) is hinged with a first driving plate (717), the first driving plate (717) is movably connected with one end of the first hinging rod (709) corresponding to the position of the movable plate (702), the first driving column (718) is fixedly connected with the middle part of the first driving plate (717), one end of the second hinging rod (712) far away from the position of the second connecting arm (713) is hinged with a second connecting rod (716), one end of the second connecting rod (716) is hinged with a second driving plate (719), the second driving plate (719) is movably connected with one end of the second hinging rod (712) corresponding to the position of the movable plate (702), one ends of the first driving plate (717) and the second driving plate (719) are fixedly connected with a third connecting rod (721), the fixed plate (701), the corresponding to the second connecting rod (721) and the third connecting rod (721) are respectively provided with a guide groove (722) at the positions of the first connecting rod (721) and the third connecting rod (722), so that the third guide through groove (722) can guide the movement of the first connecting rod (715), the second connecting rod (716) and the third connecting rod (721).
6. The ultrasonic water meter housing forming die of claim 5, wherein: the linkage assembly comprises two guide plates (801) movably arranged at the front end and the rear end of the movable plate (702), one ends of the opposite faces of the two guide plates (801) are fixedly connected with a blocking plate (802) and a connecting block (804) respectively, the blocking plate (802) is located at one end of the position of the second movable groove (805), a first movable groove (803) which is respectively communicated with the first movable groove (708) and the inside of the second guide hole (704) is formed in the middle of the position of the movable plate (702), the first movable groove (803) is movably connected to the inner wall of the first movable groove (803), a second movable groove (805) is formed in the middle of the position of the movable plate (702) corresponding to the connecting block (804), a reset spring (806) is fixedly connected to the inner wall of the second movable groove (805), and a second driving groove (807) is formed in the middle of the second guide rod (706), so that the blocking plate (802) is separated from the second driving groove (807), and the second driving groove (807) is limited under the action of the second driving groove (807).
7. The ultrasonic water meter housing forming die of claim 6, wherein: still include drive assembly, drive assembly includes third actuating post (901), and the one end of third actuating post (901) fixed connection at two fly leaf (702) opposite faces, third movable groove (902) have been seted up at the middle part of the corresponding third actuating post (901) position of fixed plate (701), and third actuating post (901) swing joint is at the inner wall of third movable groove (902), so that the removal of third actuating post (901) is played the guide effect in third movable groove (902), the both ends on third actuating post (901) surface all are movable sleeve joint expansion ring (903) respectively, and the one end fixedly connected with damping spring (907) of two expansion ring (903) opposite faces, the both ends of expansion ring (903) all articulate respectively have first articulated arm (904), and the top of first articulated arm (904) articulates there is first articulated seat (905), the top fixedly connected with fourth actuating post (906) of first articulated seat (905), and fourth actuating post (906) activity run through and extend to the top die body (601) in the first.
8. The ultrasonic water meter housing forming die of claim 7, wherein: the top fixedly connected with second articulated seat (908) of fourth actuating post (906), the one end of second articulated seat (908) articulates there is second articulated arm (909), and the one end that second articulated arm (909) kept away from second articulated seat (908) position articulates there is articulated frame (910), articulated frame (910) fixed connection is at the top of cope match-plate pattern (3).
9. The ultrasonic water meter housing forming die of claim 8, wherein: the top fixedly connected with centre form solid fixed ring (10) on first internal mold body (601) surface, and centre form solid fixed ring (10) are used for fixed position of first internal mold body (601) to make interior mould subassembly not take place to remove along with the removal of cope match-plate pattern (3) and lower bolster (4), the both ends of lower bolster (4) are all fixedly connected with cylinder (11) respectively, and the equal fixedly connected with second internal mold body (12) of output shaft of cylinder (11), and two second internal mold bodies (12) are kept away from the one end butt in base (602) position with first toper die body (603) and second toper die body (604) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410176489.1A CN117719121B (en) | 2024-02-08 | 2024-02-08 | Forming die of ultrasonic water meter shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410176489.1A CN117719121B (en) | 2024-02-08 | 2024-02-08 | Forming die of ultrasonic water meter shell |
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| CN117719121A true CN117719121A (en) | 2024-03-19 |
| CN117719121B CN117719121B (en) | 2024-04-19 |
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| US2866251A (en) * | 1956-07-05 | 1958-12-30 | Ford Meter Box Company Inc | Single use mold for obround water meter barrels |
| GB0126399D0 (en) * | 2001-11-02 | 2002-01-02 | Better Electrical Products Hk | A method of forming a plastics component on a kettle body and a kettle formed of such a method |
| CN211165146U (en) * | 2019-07-05 | 2020-08-04 | 重庆连成模具有限公司 | Automatic plastic mould of drawing of patterns |
| DE212020000254U1 (en) * | 2020-07-03 | 2020-12-02 | Suzhou Qianteng Precision Mould Co., Ltd. | An injection mold with quick demolding |
| CN216324948U (en) * | 2021-11-22 | 2022-04-19 | 大同北方天力增压技术有限公司 | Diffuser casting mould with rapid prototyping effect |
| CN116851535A (en) * | 2023-09-05 | 2023-10-10 | 合肥市航嘉显示科技有限公司 | Production equipment of display backboard |
| CN116901385A (en) * | 2023-09-12 | 2023-10-20 | 烟台恒邦信息科技有限公司 | Water meter housing injection molding die |
| CN220331832U (en) * | 2023-07-11 | 2024-01-12 | 重庆怡源智慧水务科技有限公司 | Water meter shell injection mold |
-
2024
- 2024-02-08 CN CN202410176489.1A patent/CN117719121B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2866251A (en) * | 1956-07-05 | 1958-12-30 | Ford Meter Box Company Inc | Single use mold for obround water meter barrels |
| GB0126399D0 (en) * | 2001-11-02 | 2002-01-02 | Better Electrical Products Hk | A method of forming a plastics component on a kettle body and a kettle formed of such a method |
| CN211165146U (en) * | 2019-07-05 | 2020-08-04 | 重庆连成模具有限公司 | Automatic plastic mould of drawing of patterns |
| DE212020000254U1 (en) * | 2020-07-03 | 2020-12-02 | Suzhou Qianteng Precision Mould Co., Ltd. | An injection mold with quick demolding |
| CN216324948U (en) * | 2021-11-22 | 2022-04-19 | 大同北方天力增压技术有限公司 | Diffuser casting mould with rapid prototyping effect |
| CN220331832U (en) * | 2023-07-11 | 2024-01-12 | 重庆怡源智慧水务科技有限公司 | Water meter shell injection mold |
| CN116851535A (en) * | 2023-09-05 | 2023-10-10 | 合肥市航嘉显示科技有限公司 | Production equipment of display backboard |
| CN116901385A (en) * | 2023-09-12 | 2023-10-20 | 烟台恒邦信息科技有限公司 | Water meter housing injection molding die |
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|---|---|
| CN117719121B (en) | 2024-04-19 |
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