CN214392183U - Automatic mould locking device - Google Patents
Automatic mould locking device Download PDFInfo
- Publication number
- CN214392183U CN214392183U CN202120346427.2U CN202120346427U CN214392183U CN 214392183 U CN214392183 U CN 214392183U CN 202120346427 U CN202120346427 U CN 202120346427U CN 214392183 U CN214392183 U CN 214392183U
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- piston
- hydraulic cylinder
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- die
- piston rod
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- 238000005242 forging Methods 0.000 claims abstract description 24
- 210000004907 gland Anatomy 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 7
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 27
- 238000000034 method Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model discloses an automatic mould locking device, which comprises a hydraulic cylinder arranged on a mould frame and a hydraulic station connected with the hydraulic cylinder; the hydraulic cylinder comprises a piston rod and a piston, a piston cavity is arranged on the die carrier, the piston is installed on the piston rod, the piston is movably installed in the piston cavity through a piston support ring, and a piston gland is installed on an opening of the piston cavity. When the forging equipment moves to the top dead center, high-pressure oil is controlled to be conveyed to the hydraulic cylinder, and a piston rod of the hydraulic cylinder extends out; the forging and pressing equipment continues to move to drive the die frame to drive the stamping head to the bottom dead center, and pressure is applied to the product die to achieve the effect of die locking; meanwhile, a piston rod of the hydraulic cylinder is forced to open the oil return relief valve of the hydraulic station under the pressure of the forging equipment, the hydraulic cylinder starts to relieve the pressure, the piston rod is recycled, and high-pressure oil returns to the hydraulic station under the driving of the pressure, so that the vibration and the displacement of a forging die caused under the influence of impact can be reduced, the stability of a product during stamping is improved, and the generation of waste edges of the product is reduced.
Description
Technical Field
The utility model relates to a mode locking equipment technical field, concretely relates to automatic mode locking device.
Background
When forging and stamping operation is performed by forging and stamping equipment, a product die is generally placed on a die holder of a workbench, and a punch of the forging and stamping equipment is used for applying pressure to the product die to generate plastic deformation, so that a product with a required shape and size is obtained. In a common forging and pressing operation scene, a workbench 2 is arranged below the punch frame 1 and used as a bearing platform of a product mold. Correspondingly, a mold cylinder seat 3 is installed on the workbench 2, a mold cylinder 4 is arranged on the mold cylinder seat 3, and generally speaking, a positioning part for fixing a product mold 5 is arranged on the mold cylinder 4 and used for positioning the product mold 5. And a die carrier 6 connected with forging equipment is arranged right above the die cylinder 4, a stamping head 7 for forging is arranged on the die carrier 6, and the die carrier 6 is driven by the forging equipment to drive the stamping head 7 to press down to forge a product.
In the existing forging operation, because a mold locking device used for locking a mold base is not additionally arranged, in the process of stamping a product mold, the product mold can cause vibration and displacement under the influence of impact, the stamping process is unstable, and the situation of waste edges of the product is easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem how to reduce the impact that the punching press caused, promote the stability of product mould under the vibration.
In order to solve the problems, the utility model provides an automatic mold locking device which is suitable for mold locking operation under forging and pressing scenes, and comprises at least one hydraulic cylinder arranged on a mold frame and a hydraulic station connected with the hydraulic cylinder through a high-pressure oil pipe; the pneumatic cylinder includes piston rod and piston, be equipped with the piston chamber on the die carrier, the piston is installed on the piston rod, the piston passes through piston support ring movable mounting at the piston intracavity, install the piston gland that the cover was established on the piston rod on the opening in piston chamber.
Furthermore, the hydraulic cylinders are arranged in two numbers, and the two hydraulic cylinders are symmetrically arranged on two sides of the stamping head.
Furthermore, the hydraulic system also comprises a three-way adapter, each hydraulic cylinder is connected with the three-way adapter through a high-pressure oil pipe, and the three-way adapter is connected with the hydraulic station through a high-pressure oil pipe.
And the hydraulic station further comprises an inductor arranged on the die carrier, and the inductor is connected with the control element and is used for sensing the ascending position of the die carrier and controlling the oil transportation action of the hydraulic station under the set condition.
Further, a piston sealing ring is installed on the piston, and a gland supporting ring, an O-shaped ring and a dustproof sealing ring are installed at the piston gland in a matched mode.
Compared with the prior art, the technical scheme of the utility model have following advantage:
in an actual application scene, when forging equipment moves to a top dead center, the automatic mold locking device controls the hydraulic station to convey high-pressure oil to the hydraulic cylinder through the high-pressure oil pipe through the inductor, and a piston rod of the hydraulic cylinder is driven to extend out; the forging equipment continues to move to drive the die carrier to drive the stamping head to the bottom dead center, and the piston rod of the hydraulic cylinder applies pressure to the product die on the die cylinder to prevent the die from moving and displacing, so that the die locking effect is achieved. Meanwhile, a piston rod of the hydraulic cylinder is forced to open a corresponding oil return pressure relief valve in the hydraulic station under the pressure of the forging equipment, the hydraulic cylinder starts to relieve pressure, the piston rod is recovered, and high-pressure oil returns to the hydraulic station under the driving of the pressure, so that the vibration and displacement of a forging die caused under the influence of impact can be reduced, the stability of a product during stamping is improved, and the generation of waste edges of the product is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an automatic mold locking device according to an embodiment of the present invention;
fig. 2 is a bottom view of the mold frame provided by the embodiment of the present invention;
fig. 3 is a sectional view a-a of fig. 2.
Wherein the reference numerals are:
1. the device comprises a frame, 2, a workbench, 3, a die cylinder seat, 4, a die cylinder, 5, a product die, 6, a die carrier, 6a, a piston cavity, 6b, an oil through hole, 7, a stamping head, 8, a hydraulic cylinder, 81, a piston rod, 82, a piston, 83, a piston support ring, 84, a piston gland, 85, a piston seal ring, 86, a gland support ring, 87, an O-shaped ring, 88, a dustproof seal ring, 9, a high-pressure oil pipe, 10, a hydraulic station, 11, a three-way adapter, 12 and an inductor.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "fitted" are to be understood broadly, for example, the connection may be a fixed connection, a detachable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1 to 3, the present invention provides an automatic mold locking device, which is suitable for mold locking operation in forging and pressing scenes, and comprises at least one hydraulic cylinder 8 mounted on a mold frame 6, and a hydraulic station 10 connected to the hydraulic cylinder 8 through a high-pressure oil pipe 9; the hydraulic cylinder 8 comprises a piston rod 81 and a piston 82, a piston cavity 6a is arranged on the die carrier 6, the piston 82 is arranged on the piston rod 81, the piston 82 is movably arranged in the piston cavity 6a through a piston support ring 83, and a piston gland 84 sleeved on the piston rod 81 is arranged on an opening of the piston cavity 6 a. The hydraulic station 10 is at least provided with an oil storage pool, an oil pump, an oil supply overflow valve and an oil return overflow valve, and is used for meeting oil transportation and oil return control in the mode locking action.
Furthermore, two hydraulic cylinders 8 are arranged, the two hydraulic cylinders 8 are symmetrically arranged on two sides of the stamping head 7, and the stability of the stamping die cylinder 4 can be improved.
Furthermore, the hydraulic system further comprises a three-way adapter 11, each hydraulic cylinder 8 is connected with the three-way adapter 11 through a high-pressure oil pipe 9, and the three-way adapter 11 is connected with the hydraulic station 10 through a high-pressure oil pipe 9 and can synchronously control the two hydraulic cylinders 8.
Further, the hydraulic oil transfer device further comprises a sensor 12 installed on the mold frame 6, wherein the sensor 12 is connected with the control element and used for sensing the upward position of the mold frame 6 and controlling the oil transfer action of the hydraulic station under the set condition.
Specifically, the die carrier 6 is provided with an oil through hole 6b communicated with the piston cavity 6a, and the high-pressure oil pipe 9 is communicated with the oil through hole 6 b.
Specifically, some important sealing components and supporting components are further installed at the hydraulic cylinder, for example, a piston sealing ring 85 is installed on the piston 82, and a gland supporting ring 86, an O-ring 87 and a dust-proof sealing ring 88 are installed at the piston gland 84 in a matching manner.
In the application of the automatic mold locking device, forging equipment and the mold locking device act as follows:
when the forging equipment moves to the top dead center, the inductor 12 controls the hydraulic station to convey high-pressure oil to the hydraulic cylinder 8 through the high-pressure oil pipe 9, and a piston rod 81 of the hydraulic cylinder 8 is driven to extend; the forging equipment continues to move to drive the die carrier 6 to drive the stamping head 7 to the bottom dead center, the piston rod 81 of the hydraulic cylinder 8 applies pressure on the product die 5 on the die cylinder 4 to prevent the die 5 from moving and displacing, and the effect of die locking is achieved. Meanwhile, the piston rod 81 of the hydraulic cylinder 8 compels the corresponding oil return pressure release valve in the hydraulic station to be opened under the pressure of the forging equipment, the hydraulic cylinder 8 starts to release the pressure, the piston rod 81 is recovered, high-pressure oil returns to the hydraulic station under the driving of the pressure, the vibration and displacement caused by the impact of a forging die can be reduced, the stability of a product in the stamping process is improved, and the generation of waste edges of the product is reduced.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides an automatic mode locking device, is applicable to and carries out the mode locking operation under the forging and pressing scene, its characterized in that:
the automatic mold locking device comprises at least one hydraulic cylinder (8) arranged on a mold frame (6) and a hydraulic station (10) connected with the hydraulic cylinder (8) through a high-pressure oil pipe (9);
pneumatic cylinder (8) include piston rod (81) and piston (82), be equipped with piston chamber (6a) on die carrier (6), piston (82) are installed on piston rod (81), piston (82) are through piston support ring (83) movable mounting in piston chamber (6a), install piston gland (84) of cover on piston rod (81) on the opening of piston chamber (6 a).
2. The automatic mode locking apparatus according to claim 1, wherein: the two hydraulic cylinders (8) are symmetrically arranged on two sides of the stamping head (7).
3. The automatic mode locking apparatus according to claim 2, wherein: the hydraulic system is characterized by further comprising three-way adapter seats (11), wherein each hydraulic cylinder (8) is connected with the three-way adapter seat (11) through a high-pressure oil pipe (9), and the three-way adapter seats (11) are connected with the hydraulic station (10) through a high-pressure oil pipe (9).
4. The automatic mode locking apparatus according to claim 1, wherein: the oil transfer device is characterized by further comprising a sensor (12) installed on the die carrier (6), wherein the sensor (12) is connected with a control element and used for sensing the upward position of the die carrier (6) and controlling the oil transfer action of the hydraulic station under the set condition.
5. The automatic mode locking apparatus according to claim 1, wherein: piston sealing ring (85) is installed on piston (82), gland support ring (86), O-shaped ring (87) and dustproof sealing ring (88) are installed in piston gland (84) in an adaptive mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120346427.2U CN214392183U (en) | 2021-02-07 | 2021-02-07 | Automatic mould locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120346427.2U CN214392183U (en) | 2021-02-07 | 2021-02-07 | Automatic mould locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214392183U true CN214392183U (en) | 2021-10-15 |
Family
ID=78025722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120346427.2U Active CN214392183U (en) | 2021-02-07 | 2021-02-07 | Automatic mould locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214392183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160739A (en) * | 2021-12-28 | 2022-03-11 | 蔡金英 | 500-ton vertical four-column multifunctional hydraulic press |
-
2021
- 2021-02-07 CN CN202120346427.2U patent/CN214392183U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160739A (en) * | 2021-12-28 | 2022-03-11 | 蔡金英 | 500-ton vertical four-column multifunctional hydraulic press |
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