CN112721074A

CN112721074A - Mode locking system for machinery

Info

Publication number: CN112721074A
Application number: CN202011612634.4A
Authority: CN
Inventors: 滑美艳; 潘洪; 胡建波
Original assignee: Shunping Zhenchuang Electromechanical Equipment Manufacturing Co ltd
Current assignee: Shunping Zhenchuang Electromechanical Equipment Manufacturing Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-04-30

Abstract

The invention discloses a mechanical mold locking system, which comprises a lower mold and an upper mold, wherein a plurality of mounting holes are formed in the top side of the lower mold, locking holes are formed in the positions, corresponding to the mounting holes, of the upper mold, fixed shells are fixedly mounted in the mounting holes, a fixed seat is fixedly mounted at the bottom side of the inside of each fixed shell, a hydraulic cylinder is fixedly mounted at the top end of each fixed seat, a retaining ring is fixedly mounted at the top end, close to the hydraulic cylinder, of the inside of each fixed shell, the inner ring of each retaining ring is mutually attached to the inner ring of the corresponding hydraulic cylinder, the top end of each hydraulic cylinder is connected with a piston rod, the piston rod is spread out from the bottom of each locking hole, and a lock. This mode locking system for machinery, simple structure is reasonable in the system, the modern design, and it is simple convenient to install to can effectively improve stability and the security of mould after the compound die, have higher practical value.

Description

Mode locking system for machinery

Technical Field

The invention relates to the technical field of molds, in particular to a mechanical mold locking system.

Background

The mould is a very common device in the machinery trade, and current mould generally be provided with the cover half and with the movable mould that the cover half cooperateed and uses, when using, carry out the compound die with cover half and movable mould then produce, cover half and movable mould need add a power with the outside after the compound die, pin cover half and movable mould through this power, prevent that cover half and movable mould from taking place to separate in the use.

The existing force for locking the fixed die and the movable die is mainly provided by mechanical equipment, for example, an injection die provides a die locking force of the die through an injection molding machine, a stamping die passes through the die locking force through a press machine, but in the actual production process, the mechanical equipment can break down, the provided die locking force can not meet the die locking requirement, the situation is dangerous, if the die locking force cannot meet the requirement, liquid injected into the die can splash, the temperature of the liquid is high, and dangerous accidents of operators can be caused. Therefore, the mechanical clamping system is improved.

Disclosure of Invention

In order to solve the technical problems, the invention provides the following technical scheme:

the invention relates to a mechanical mold locking system, which comprises a lower mold and an upper mold, wherein a plurality of mounting holes are formed in the top side of the lower mold, locking holes are formed in the positions, corresponding to the mounting holes, of the upper mold, fixed shells are fixedly mounted in the mounting holes, fixed seats are fixedly mounted at the bottom sides of the inner parts of the fixed shells, hydraulic cylinders are fixedly mounted at the top ends of the fixed seats, retaining rings are fixedly mounted in the fixed shells at the top ends close to the hydraulic cylinders, the inner rings of the retaining rings and the inner rings of the hydraulic cylinders are mutually attached, piston rods are connected to the top ends of the hydraulic cylinders, the piston rods are spread out from the bottoms of the locking holes, and locking heads are fixedly connected to the outer.

As a preferred technical solution of the present invention, the inner wall of the mounting hole is provided with a plurality of limiting convex strips, and the outer side of the fixed housing is provided with limiting grooves capable of being engaged with the limiting convex strips at positions corresponding to the limiting convex strips.

As a preferable technical scheme of the invention, the bottom of the locking hole is provided with a through hole, the aperture of the through hole is smaller than that of the locking hole, and the diameter of the piston rod at the top of the hydraulic cylinder is slightly smaller than that of the through hole.

As a preferred technical scheme of the invention, the outer side of the top end of the piston rod at the top of the hydraulic cylinder is provided with a connecting thread, and the bottom end of the lock head is provided with a threaded hole which can be meshed with the connecting thread.

As a preferred technical scheme of the invention, the bottom of the lock head is connected with a force measuring ring, and a plurality of pressure sensors are connected between the force measuring ring and the lock head.

As a preferred technical solution of the present invention, the pressure sensors are electrically connected to the controller through wires, the controller is internally provided with a data processing module, a data storage module and a wireless data transmission module, the data processing module includes a data access end, the data access end is electrically connected to the pressure sensors, and the wireless data transmission module can be connected to the cloud-end controller through bluetooth or a wireless network.

As a preferred technical scheme of the invention, the edge of the top end of the fixed shell is provided with a plurality of counter bores, bolts are arranged in the counter bores, and the bottom ends of the bolts are respectively fixedly connected with the mounting holes.

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

the locking system for the machinery realizes the quick locking of the upper die and the lower die by the matching use of the hydraulic cylinder and the lock head, simultaneously realizes the real-time detection and the real-time feedback of the locking force by the matching use of the force measuring ring at the bottom of the lock head and the pressure sensor, and regulates the oil liquid in the hydraulic cylinder by the real-time feedback regulation, thereby achieving the purpose of real-time regulation of the piston rod and further being convenient for ensuring the stable connection of the upper die and the lower die; the mechanical mold locking system has the advantages of simple and reasonable structure in the system, novel design, simplicity and convenience in installation, capability of effectively improving the stability and safety of a mold after mold closing, and higher practical value.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the installation of a mechanical clamping system according to the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 of a mechanical clamping system according to the present invention;

FIG. 3 is a schematic structural diagram of a lock head of the mechanical locking system of the present invention;

fig. 4 is a hydraulic schematic diagram of a mechanical clamping system according to the present invention.

In the figure: 1. a lower die; 101. mounting holes; 2. an upper die; 201. a locking hole; 3. a stationary housing; 4. a fixed seat; 5. a hydraulic cylinder; 6. a retaining ring; 7. a lock head; 8. a force measuring ring; 9. a pressure sensor.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, the present invention relates to a mold locking system for machinery, which comprises a lower mold 1 and an upper mold 2, wherein the top side of the lower mold 1 is provided with a plurality of mounting holes 101, the upper mold 2 is provided with locking holes 201 at positions corresponding to the mounting holes 101, the mounting holes 101 are all fixedly provided with a fixed housing 3, the bottom side of the interior of the fixed housing 3 is fixedly provided with a fixed seat 4, the top end of the fixed seat 4 is fixedly provided with a hydraulic cylinder 5, the interior of the fixed housing 3 is fixedly provided with a retaining ring 6 near the top end of the hydraulic cylinder 5, the inner ring of the retaining ring 6 is attached to the inner ring of the hydraulic cylinder 5, the top end of the hydraulic cylinder 5 is connected with a piston rod, the piston rod is extended out from the bottom of the locking hole 201, and is fixedly connected with a locking head 7 at the outer end, and by the cooperation of the hydraulic cylinder 5 and the locking head 7, simultaneously, the force measuring ring 8 at the bottom of the lock head 7 is matched with the pressure sensor 9, so that the real-time detection and real-time feedback of the locking force are realized, the oil in the hydraulic cylinder 5 is adjusted through real-time feedback adjustment, the purpose of real-time adjustment of the piston rod is achieved, and the stable connection of the upper die 2 and the lower die 1 is further convenient to guarantee.

Wherein, the inner wall of mounting hole 101 is equipped with a plurality of spacing sand grips, the fixed casing 3 outside is provided with the spacing groove that can block each other with spacing sand grip in the position department that corresponds with spacing sand grip.

Wherein, the bottom in locking hole 201 is provided with the through-hole, and the through-hole aperture is less than the aperture in locking hole 201, the diameter of the piston rod at the top of pneumatic cylinder 5 slightly is less than the aperture of through-hole.

Wherein, the top outside of the top piston rod of pneumatic cylinder 5 top is provided with connecting thread, just the bottom of tapered end 7 is provided with the screw hole that can interlock each other with connecting thread.

The bottom of the lock head 7 is connected with a force measuring ring 8, and a plurality of pressure sensors 9 are connected between the force measuring ring 8 and the lock head 7.

The pressure sensor 9 is electrically connected with the controller through a wire, a data processing module, a data storage module and a wireless data transmission module are arranged inside the controller, the data processing module comprises a data access end, the data access end is electrically connected with the pressure sensor 9, the wireless data transmission module can be connected with a cloud end controller through a Bluetooth or wireless network, real-time detection and real-time feedback of the locking force are achieved through cooperation of a force measuring ring 8 at the bottom of the lock head 7 and the pressure sensor 9, oil inside the hydraulic cylinder 5 is adjusted through real-time feedback adjustment, the purpose of real-time adjustment of a piston rod is achieved, and stable connection of the upper mold 2 and the lower mold 1 is guaranteed.

Wherein, the top edge of fixed casing 3 is equipped with a plurality of counter bores, and all installs the bolt in the counter bore, and the bottom of bolt respectively with mounting hole 101 fixed connection.

The concrete hydraulic principle of mold locking and mold opening is as follows:

and (3) the mold opening and closing reversing valve acts, the hydraulic cylinder 5 acts upwards to drive the upper mold 2 and the lower mold 1 to act upwards, and meanwhile, the electromagnetic valve controls the oil pipe to be communicated with the hydraulic control one-way valve to conduct reversely so that the oil cylinder unloads oil outwards (the action is mold opening). When the mold is locked, the electromagnetic valve acts, the left hydraulic cylinder 5 drives the upper mold 2 and the lower mold 1 to act upwards (the oil cylinder is lengthened to be locked), and the oil cylinder sucks oil to an oil tank through an oil pipe through a hydraulic control one-way valve under negative pressure; (this action is mode locking). The mechanical mold locking system realizes the rapid locking of the upper mold 2 and the lower mold 1 through the matching use of the hydraulic cylinder 5 and the lock head 7, simultaneously realizes the real-time detection and the real-time feedback of the locking force through the matching use of the force measuring ring 8 at the bottom of the lock head 7 and the pressure sensor 9, and regulates the oil liquid in the hydraulic cylinder 5 through the real-time feedback regulation, thereby achieving the purpose of real-time regulation of a piston rod and further being convenient for ensuring the stable connection of the upper mold 2 and the lower mold 1; the mechanical mold locking system has the advantages of simple and reasonable structure in the system, novel design, simplicity and convenience in installation, capability of effectively improving the stability and safety of a mold after mold closing, and higher practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mode locking system for machinery, includes bed die (1), mould (2) and controller, its characterized in that, the top side of bed die (1) is equipped with a plurality of mounting holes (101), just it all is provided with locking hole (201) with the corresponding position department of mounting hole (101) to go up mould (2), equal fixed mounting has fixed casing (3) in mounting hole (101), the inside bottom side fixed mounting of fixed casing (3) has fixing base (4), the top fixed mounting of fixing base (4) has pneumatic cylinder (5), the inside of fixed casing (3) is in the top fixed mounting who is close to pneumatic cylinder (5) has retaining ring (6), and the inner circle of retaining ring (6) and the inner circle of pneumatic cylinder (5) are laminated each other, the top of pneumatic cylinder (5) is connected with the piston rod, and the piston rod is spread from locking hole (201) bottom, and a lock head (7) is fixedly connected with the outer end.

2. The mold locking system for machine according to claim 1, wherein the inner wall of the mounting hole (101) is provided with a plurality of limiting ribs, and the outside of the stationary housing (3) is provided with limiting grooves capable of engaging with the limiting ribs at positions corresponding to the limiting ribs.

3. A mode locking system for machinery according to claim 1, wherein the bottom of said locking hole (201) is provided with a through hole having a smaller diameter than the diameter of the locking hole (201), and the diameter of the piston rod at the top of said hydraulic cylinder (5) is slightly smaller than the diameter of the through hole.

4. The mold locking system for machinery according to claim 1, wherein the top end of the top piston rod of the hydraulic cylinder (5) is provided with a connecting thread on the outer side, and the bottom end of the locking head (7) is provided with a threaded hole capable of meshing with the connecting thread.

5. A mechanical clamping system according to claim 1, wherein a force ring (8) is connected to the bottom of said locking head (7), and a plurality of pressure sensors (9) are connected between said force ring (8) and said locking head (7).

6. The mechanical mode locking system according to claim 5, wherein the pressure sensors (9) are electrically connected to the controller through wires, the controller is internally provided with a data processing module, a data storage module and a wireless data transmission module, the data processing module comprises a data access end, the data access end is electrically connected to the pressure sensors (9), and the wireless data transmission module can be connected to the cloud end controller through Bluetooth or a wireless network.

7. The mechanical mode locking system according to claim 1, wherein a plurality of counter bores are formed in the top edge of the fixed shell (3), bolts are installed in the counter bores, and the bottom ends of the bolts are fixedly connected with the installation holes (101).