CN212944883U - Axial sealing structure of hydraulic forming die - Google Patents
Axial sealing structure of hydraulic forming die Download PDFInfo
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- CN212944883U CN212944883U CN202021536223.7U CN202021536223U CN212944883U CN 212944883 U CN212944883 U CN 212944883U CN 202021536223 U CN202021536223 U CN 202021536223U CN 212944883 U CN212944883 U CN 212944883U
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Abstract
The utility model discloses an axial sealing structure of a hydraulic forming die, which is positioned on a die body and comprises a supporting base, wherein the supporting base is arranged on a lower body of the die; the slotting tool component is arranged on the upper body of the die; the mould is closed to drive the slotting tool assembly to contact with the supporting base; the slotting tool component is provided with a first slotting tool and a second slotting tool; the end socket base is slidably arranged on the supporting base; the first slotting tool moves downwards to contact the end socket base so as to drive the end socket base to move axially; the extrusion sleeve is movably connected with the end socket base; the second slotting tool moves downwards to contact the extrusion sleeve so as to drive the extrusion sleeve to move axially; the guide extrusion rod is fixedly arranged on the end socket base, and the extrusion sleeve is sleeved outside the guide extrusion rod in a sliding manner; the sealing acrylic rubber is arranged at the end of the guide extrusion rod; the extrusion sleeve moves axially to form extrusion force with the guide extrusion rod so as to realize the circumferential expansion of the sealing high-strength rubber and the fitting and sealing of the inner pipe wall of the workpiece; the device has the advantages of optimized structure, convenient use and good sealing effect.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, especially, relate to a hydraulic forming die axial seal structure.
Background
In the prior art, an axial sealing structure of an inner high-pressure die is a sealing end socket matched with an axial hydraulic cylinder, and the sealing end socket comprises an end socket and an end socket base; the working principle is as follows: the axial hydraulic cylinder moves towards the axial direction at a driving lever of the oil pressure system to further drive the sealing head to move forwards, the guiding part of the sealing head contacts the inner wall of the workpiece pipe, the pipe is sealed because the inner diameter of the sealing head is larger than the outer diameter of the pipe and smaller than the outer diameter of the pipe, then internal high-pressure is loaded in the pipe, and the axial hydraulic cylinder can axially feed for a certain distance under the instruction of a control system according to different pressure conditions;
the internal high pressure products can be divided into two types here:
firstly, only an axial hydraulic cylinder is required to provide sealing, and no material supplementing feeding is required;
secondly, sealing is provided for the axial hydraulic cylinder, and meanwhile, supplementary feeding is provided;
the second of which is costly.
Therefore, the mode that combines high pressure product in the first production among the prior art, need the axial hydraulic cylinder to provide sealed problem, design a configuration optimization, can replace the axial hydraulic cylinder to provide sealed, convenient to use, sealed effectual device to solve above-mentioned problem.
Disclosure of Invention
The utility model aims at providing a configuration optimization, can replace axial pneumatic cylinder to provide sealed, convenient to use, sealed effectual hydroforming mould axial seal structure.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a hydraulic forming die axial seal structure, this structure is located the mould body, the mould body has body under body and the mould on the mould, includes:
the supporting base is arranged on the lower die body;
the slotting tool component is arranged on the upper die body; wherein
The upper die body moves downwards to close the lower die body so as to drive the slotting tool assembly to be in frictional contact with the supporting base;
the slotting tool assembly is provided with a first slotting tool and a second slotting tool;
the end socket base is slidably mounted on the support base;
the die body is closed to form that the first slotting tool moves downwards to contact the end socket base so as to drive the end socket base to move axially;
the extrusion sleeve is movably connected with the end socket base;
the die body is closed to form that the second slotting tool moves downwards to contact the extrusion sleeve so as to drive the extrusion sleeve to move axially;
the guide extrusion rod is fixedly arranged on the end socket base, and the extrusion sleeve is sleeved outside the guide extrusion rod in a sliding manner;
the sealing rubber is arranged at the end of the guide extrusion rod far away from the end socket base;
the extrusion sleeve moves axially to form extrusion force with the guide extrusion rod so as to realize the annular expansion of the sealing high-strength rubber and the fitting and sealing of the inner pipe wall of the workpiece.
Further, the end socket base realizes sliding and direction changing through the first slotting tool;
the first slotting tool slides downwards to drive the end socket base to slide in the direction of the guide extrusion rod so as to realize that the end of the guide extrusion rod enters the inside of a workpiece and props up the port of the workpiece.
Further, the first slotting tool has a first side surface, a second side surface and a bottom surface;
the mould body is closed to form that the first slotting tool slides downwards until the first side surface and the bottom surface contact the supporting base and the second side surface contact the sealing head base.
Further, the second slotting tool has a third side surface;
and the mould body is closed to form that the second plug-in knife slides downwards until the third side surface contacts the extrusion sleeve.
In the technical scheme, the utility model discloses a hydraulic forming die axial seal structure has following beneficial effect:
the utility model discloses a hydraulic forming die axial seal structure, configuration optimization, can replace axial pneumatic cylinder to provide sealed, convenient to use, sealed effectual.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of an axial sealing structure of a hydraulic forming die provided by an embodiment of the present invention.
Description of reference numerals:
1. a support base; 2. a slotting tool assembly; 3. a seal head base; 4. extruding the sleeve; 5. guiding the extrusion rod; 6. sealing the high-strength rubber;
21. a first slotting tool; 22. a second slotting tool;
211. a first side surface; 212. a second side surface; 213. a bottom surface;
221. a third side surface.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
It is to be noted that the terms "upper", "outer", and the like, as used herein, are used in the orientation or positional relationship shown in the drawings for convenience in describing the present invention and for simplicity in description, and similar expressions are used for illustrative purposes only and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1;
the utility model discloses a hydraulic forming die axial seal structure, this structure are located the mould body, and the mould body has on the mould body originally under body and the mould, include:
the supporting base 1 is arranged on the lower body of the die, and the supporting base 1 is arranged on the lower body of the die;
the slotting tool component 2 is arranged on the upper body of the mould; wherein
The upper die body moves downwards to close the lower die body so as to drive the slotting tool component 2 to be in frictional contact with the supporting base 1;
the slotting tool component 2 is provided with a first slotting tool 21 and a second slotting tool 22;
the end socket base 3 is arranged on the supporting base 1 in a sliding mode;
the mould body is closed to form a first slotting tool 21 which moves downwards to contact the end socket base 3 so as to drive the end socket base 3 to move axially;
the extrusion sleeve 4 is movably connected with the end socket base 3;
the mould body is closed to form a second slotting tool 22 which moves downwards to contact the extrusion sleeve 4 so as to drive the extrusion sleeve 4 to move axially;
the guide extrusion rod 5 is fixedly arranged on the end socket base 3, and the extrusion sleeve 4 is sleeved outside the guide extrusion rod 5 in a sliding manner;
the sealing rubber 6 is arranged at the end of the guide extrusion rod 5 far away from the end socket base 3;
the extrusion sleeve 4 moves axially and forms extrusion force with the guide extrusion rod 5 so as to realize the annular expansion of the sealing high-strength rubber 6 and the fitting and sealing of the inner pipe wall of the workpiece.
Specifically, the utility model provides a hydraulic forming die axial seal structure, the support base 1 of this structure is installed on the body under the mould, the slotting tool subassembly 2 is installed on the body on the mould, the head base 3 is slidably mounted on the support base 1, when the body moves down and the body under the mould closes on the mould, the first slotting tool 21 moves down and contacts the head base 3, in the process that the first slotting tool 21 gradually moves down and contacts the head base 3, continuously pushes the head base 3 to carry out axial motion on the support base 1; meanwhile, the guide extrusion rod 5 is fixedly installed on the seal head base 3, the extrusion sleeve 4 is slidably sleeved on the guide extrusion rod 5, the extrusion sleeve 4 is continuously pushed to move axially on the guide extrusion rod 5 in the process that the second slotting tool 22 gradually moves downwards to contact with the extrusion sleeve 4, meanwhile, the sealing high-power rubber 6 is installed at the end, far away from the seal head base 3, of the guide extrusion rod 5, and when the extrusion sleeve 4 gradually slides to the installation position of the sealing high-power rubber 6, the movable extrusion sleeve 4 and the fixed guide extrusion rod 5 form extrusion force and then extrude and expand the sealing high-power rubber 6 to be attached and sealed with the inner pipe wall of the workpiece.
The end socket base 3 realizes sliding and direction changing through the first slotting tool 21;
the first slotting tool 21 slides downwards to drive the end socket base 3 to slide towards the direction of the guide extrusion rod 5 so as to enable the end head of the guide extrusion rod 5 to enter the workpiece and prop open the port of the workpiece.
Specifically, the end socket base 3 is continuously pushed to axially move on the support base 1 in the process that the first slotting tool 21 gradually moves downwards to contact the end socket base 3, and meanwhile, the end socket base 3 reversely axially moves on the support base 1 in the process that the first slotting tool 21 gradually moves upwards to be away from the end socket base 3; further, the first slotting tool 21 drives the end socket base 3 to drive the guide extrusion rod 5 to move towards the inside of the workpiece in the downward moving and splitting process, and in the process, the end head of the guide extrusion rod 5 props up the port of the workpiece.
The first cutting insert 21 has a first side surface 211, a second side surface 212, and a bottom surface 213;
the mold body is closed to form the first slotting tool 21 to slide down until the first side surface 211 and the bottom surface 213 contact the support base 1 and the second side surface 212 contacts the closure base 3.
The second slotting tool 22 has a third side 221;
the mold body is closed to form the second slotting tool 22 to slide down until the third side 221 contacts the compression sleeve 4.
Specifically, an L-shaped groove is formed in the support base 1, when the mold body is closed, and the first slotting tool 21 moves down to the maximum, the first side surface 211 and the bottom surface 213 of the first slotting tool 21 are respectively contacted with the two side surfaces of the L-shaped groove, and the second side surface 212 of the first slotting tool 21 is contacted with the end socket base; meanwhile, during the downward sliding of the second slotting tool 22, the third side 221 of the second slotting tool 22 contacts and drives the extrusion sleeve 4 to perform an axial movement.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (4)
1. The utility model provides a hydraulic forming die axial seal structure, this structure is located the mould body, the mould body has body under body and the mould on the mould, its characterized in that includes:
the supporting base (1), the said supporting base (1) is installed on said mould lower body;
the slotting tool assembly (2), the slotting tool assembly (2) is arranged on the upper die body; wherein
The upper die body moves downwards and closes with the lower die body to drive the slotting tool component (2) to be in frictional contact with the supporting base (1);
the slotting tool component (2) is provided with a first slotting tool (21) and a second slotting tool (22);
the end socket base (3), the end socket base (3) is slidably mounted on the supporting base (1);
the mould body is closed to form that the first slotting tool (21) moves downwards to contact the end socket base (3) so as to drive the end socket base (3) to move axially;
the extrusion sleeve (4), the extrusion sleeve (4) is movably connected with the end socket base (3);
the die body is closed to form that the second slotting tool (22) moves downwards to contact the extrusion sleeve (4) so as to drive the extrusion sleeve (4) to move axially;
the guide extrusion rod (5), the guide extrusion rod (5) is fixedly arranged on the seal head base (3), and the extrusion sleeve (4) is sleeved outside the guide extrusion rod (5) in a sliding manner;
the sealing rubber (6) is arranged at the end of the guide extrusion rod (5) far away from the end socket base (3);
the extrusion sleeve (4) moves axially to form extrusion force with the guide extrusion rod (5) so as to realize the annular expansion of the sealing high-strength rubber (6) and the fitting and sealing of the inner pipe wall of the workpiece.
2. The axial seal structure of a hydroforming mold according to claim 1, comprising:
the end socket base (3) realizes sliding and direction changing through the first slotting tool (21);
first slotting tool (21) gliding drive head base (3) to direction extrusion pole (5) direction slides in order to realize inside the end entering work piece of direction extrusion pole (5) and strut the port department of work piece.
3. The axial seal structure of a hydroforming mold according to claim 1, comprising:
the first cutting insert (21) having a first side surface (211), a second side surface (212), and a bottom surface (213);
the mould body is closed to form that the first slotting tool (21) slides downwards until the first side surface (211) and the bottom surface (213) contact the supporting base (1) and the second side surface (212) contact the sealing head base (3).
4. The axial seal structure of a hydroforming mold according to claim 1, comprising:
the second cutting insert (22) having a third side (221);
the mould body is closed to form that the second slotting tool (22) slides downwards until the third side surface (221) contacts the extrusion sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021536223.7U CN212944883U (en) | 2020-07-29 | 2020-07-29 | Axial sealing structure of hydraulic forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021536223.7U CN212944883U (en) | 2020-07-29 | 2020-07-29 | Axial sealing structure of hydraulic forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212944883U true CN212944883U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021536223.7U Active CN212944883U (en) | 2020-07-29 | 2020-07-29 | Axial sealing structure of hydraulic forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212944883U (en) |
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2020
- 2020-07-29 CN CN202021536223.7U patent/CN212944883U/en active Active
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