CN214919679U - Punch for seamless steel pipe - Google Patents
Punch for seamless steel pipe Download PDFInfo
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- CN214919679U CN214919679U CN202121330031.5U CN202121330031U CN214919679U CN 214919679 U CN214919679 U CN 214919679U CN 202121330031 U CN202121330031 U CN 202121330031U CN 214919679 U CN214919679 U CN 214919679U
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- positioning
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- groove
- seamless steel
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Abstract
The utility model provides a drift for seamless steel pipe, include: the punch comprises a punch body, wherein a connecting channel is arranged on the punch body, an annular groove, a through groove and a positioning groove are arranged in the inner surface of the connecting channel, the through groove and the positioning groove are respectively communicated with the annular groove, the positioning groove and the through groove are arranged at intervals in the circumferential direction of the connecting channel, and the positioning groove is positioned between the annular groove and an opening of the connecting channel; the connecting piece, the connecting piece includes the locating lever, and the one end of locating lever is equipped with location portion, and location portion stretches into the annular through leading to the groove in, and location portion stretches into the locating slot after the annular internal rotation, is equipped with the setting element on the locating lever, and the setting element is only supported in order to inject the displacement of drift body on the drift body. The punch body is arranged on the connecting piece, and the connecting piece can be connected to the piston, so that when the punch body is replaced, the punch body is detached from the connecting piece, the detachment between the connecting piece and the piston is reduced, the piston is prevented from being damaged, and the production efficiency is ensured.
Description
Technical Field
The utility model belongs to the technical field of seamless steel tube processing technique and specifically relates to a drift for seamless steel tube is related to.
Background of the invention Prior Art
The seamless steel pipe is at the in-process of processing, need install the drift on the piston, drive the drift through piston motion and accomplish the process of the tube hole of impact steel pipe, thereby make the drift be the consumable article, need often change the drift on the piston, current drift and piston use the screw thread to link to each other usually, nevertheless owing to need often dismantle the drift on the piston, the threaded connection that leads to between the threaded rod on the piston and the internal thread hole of drift appears biting the tooth phenomenon, and then lead to the damage of piston, and the maintenance man-hour that the change of piston needs is longer, influence production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a drift for seamless steel pipe to improve production efficiency.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a drift for seamless steel pipe, include:
the punch comprises a punch body, wherein a connecting channel is arranged on the punch body, an annular groove, a through groove and a positioning groove are arranged in the inner surface of the connecting channel, the through groove and the positioning groove are respectively communicated with the annular groove, the positioning groove and the through groove are arranged at intervals in the circumferential direction of the connecting channel, and the positioning groove is positioned between the annular groove and an opening of the connecting channel;
the connecting piece, the connecting piece includes the locating lever, the one end of locating lever is equipped with location portion, location portion passes through logical groove stretches into in the annular, just location portion is in stretch into behind the annular internal rotation in the locating lever, be equipped with the setting element on the locating lever, the setting element stop support in order to inject on the drift body the displacement of drift body.
The utility model discloses an in some embodiments, be equipped with two relative settings on the locating lever location portion it is equipped with two to lead to the internal surface of groove interface channel lead to groove and two the constant head tank, and two constant head tank and two lead to the crisscross setting of groove.
In some embodiments of the present invention, each of the positioning portions is a fan-shaped structure.
In some embodiments of the present invention, the positioning member includes a positioning threaded sleeve, the positioning threaded sleeve is threaded onto the positioning rod, and the positioning threaded sleeve is prevented from abutting on the punch body.
In some embodiments of the present invention, the positioning rod is screwed with two positioning threaded sleeves, and the positioning threaded sleeve away from the punch body is only abutted against the positioning threaded sleeve close to the punch body.
In some embodiments of the present invention, a position-limiting end surface is disposed on the positioning rod, and the position-limiting end surface and the elastic member disposed between the punch bodies are used for making the positioning portion stop against the bottom of the positioning groove.
In some embodiments of the present invention, the elastic member includes a positioning spring, and the positioning spring is located in the positioning screw sleeve.
In some embodiments of the present invention, the other end of the positioning rod is provided with an internal threaded hole for connecting with the piston.
In some embodiments of the present invention, an outer surface of the positioning rod is fitted with an inner surface of the connection passage.
In some embodiments of the present invention, the structural strength of the connector is greater than the structural strength of the punch body.
The utility model discloses a drift for seamless steel pipe's characteristics and advantage are:
1. through setting up the drift body on the connecting piece, the connecting piece can be connected on the piston to reduce the dismantlement between connecting piece and the piston, avoid the piston to damage, guarantee production efficiency.
2. The positioning part of the connecting piece extends into the positioning groove of the punch body, and the positioning piece is abutted against the punch body, so that a threaded hole is prevented from being formed in the punch body, and the production process of the punch body is simplified.
3. Through setting up the elastic component between spacing terminal surface and drift body to under the elastic action of elastic component, make location portion end to support in the positioning groove bottom, and make the location swivel nut end to on the drift body, thereby fix a position the drift body on the locating lever, improve the stability of drift body.
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 cross-sectional view of a punch according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a portion of a punch according to an embodiment of the present invention;
fig. 3 is an expanded schematic view of a portion of a punch according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a connector according to an embodiment of the present invention;
fig. 5 is a schematic view of a positioning portion and a limiting rod according to an embodiment of the present invention in a matching state;
fig. 6 is a schematic view of a positioning portion and a limiting rod according to other embodiments of the present invention.
The reference numbers illustrate:
1. a punch body; 11. a connecting channel; 111. an opening; 12. a ring groove; 13. a through groove; 14. positioning a groove;
2. a connecting member; 21. positioning a rod; 211. a positioning part; 212. a limiting end face; 213. an internally threaded bore; 22. a limiting rod;
3. a positioning member; 31. positioning threaded sleeves;
4. an elastic member; 41. and positioning the spring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 6, the utility model provides a drift for seamless steel pipe, include: the punch comprises a punch body 1, wherein a connecting channel 11 is arranged on the punch body 1, an annular groove 12, a through groove 13 and a positioning groove 14 which are respectively communicated with the annular groove 12 are arranged on the inner surface of the connecting channel 11, the positioning groove 14 and the through groove 13 are arranged at intervals in the circumferential direction of the connecting channel 11, and the positioning groove 14 is positioned between the annular groove 12 and an opening 111 of the connecting channel 11; connecting piece 2, connecting piece 2 includes locating lever 21, the one end of locating lever 21 is equipped with location portion 211, location portion 211 passes through logical groove 13 stretches into in the annular 12, just location portion 211 is in stretch into after the annular 12 internal rotation in the constant head tank 14, be equipped with setting element 3 on the locating lever 21, setting element 3 stop support in order to inject on the drift body 1 the displacement of drift body 1.
It can be understood that the punch body 1 is arranged on the connecting piece 2, the connecting piece 2 can be connected to the piston, so that when the punch body 1 is replaced, only the punch body 1 needs to be detached from the connecting piece 2, the detachment between the connecting piece 2 and the piston is reduced, the piston is prevented from being damaged, and the production efficiency is ensured.
Meanwhile, the positioning part 211 of the connecting piece 2 extends into the positioning groove 14 of the punch body 1, and the positioning piece 3 is abutted against the punch body 1, so that a threaded hole is prevented from being formed in the punch body 1, the production process of the punch body 1 is simplified, the process of the punch body is improved, the damage frequency of the piston can be reduced, and the structure of the punch body 1 is simpler.
In some embodiments of the present invention, the positioning rod 21 is provided with two positioning portions 211 disposed oppositely, and the inner surface of the connecting channel 11 of the through groove 13 is provided with two through grooves 13 and two positioning grooves 14, and two positioning grooves 14 and two through grooves 13 are disposed in a staggered manner. It can be understood that the connection strength of the connector 2 and the punch body 1 is improved by providing the positioning portions 211 on the opposite sides of the positioning rod 21 and providing the two positioning portions 211 in the positioning grooves 14, respectively.
In some embodiments of the present invention, each of the positioning portions 211 is a fan-shaped structure. Therefore, the contact area between the positioning part 211 and the positioning groove 14 is increased, the positioning part 211 is prevented from shaking in the positioning groove 14, and the purpose of improving the connection strength of the punch body 1 and the connecting piece 2 is achieved.
In some embodiments of the present invention, the positioning element 3 includes a positioning threaded sleeve 31, the positioning threaded sleeve 31 is threaded on the positioning rod 21, and the positioning threaded sleeve 31 is stopped against the punch body 1. It can be understood that the positioning screw sleeve 31 is stopped against the punch body 1, so that the punch body 1 is prevented from moving on the positioning rod 21, and the punch body 1 is positioned.
In some embodiments of the present invention, the positioning rod 21 is threadedly connected with two positioning threaded sleeves 31, and the positioning threaded sleeve 31 away from the punch body 1 is stopped against the positioning threaded sleeve 31 close to the punch body 1. Therefore, the positioning threaded sleeve 31 close to the punch body 1 is prevented from loosening, and the stability of the punch body 1 is improved.
In some embodiments of the present invention, a limiting end surface 212 is disposed on the positioning rod 21, and an elastic member 4 for making the positioning portion 211 abut against the bottom of the positioning groove 14 is disposed between the limiting end surface 212 and the punch body 1. It can be understood that, by arranging the elastic element 4 between the limiting end surface 212 and the punch body 1, under the action of the elastic force of the elastic element 4, the punch body 1 is pushed to move towards the direction away from the positioning rod 21, so that the positioning portion 211 abuts against the bottom of the positioning groove 14, and the positioning thread insert 31 abuts against the punch body 1, so that the punch body 1 is positioned on the positioning rod 21, and the stability of the punch body 1 is improved.
In some embodiments of the present invention, the elastic member 4 includes a positioning spring 41, and the positioning spring 41 is located in the positioning screw sleeve 31. It can be understood that the positioning spring 41 is arranged in the positioning threaded sleeve 31, so that the phenomenon that the positioning spring 41 and the inner wall of the steel pipe are scratched is avoided, and the production safety is ensured.
In some embodiments of the present invention, the other end of the positioning rod 21 is provided with an internal threaded hole 213 for connecting with a piston. It will be appreciated that the internally threaded bore 213 in the locating rod 21 may be made the same as the threaded bore originally present in existing punches, thereby avoiding modification of the piston.
In some embodiments of the present invention, the outer surface of the positioning rod 21 is matched with the inner surface of the connecting channel 11. It can be understood that, the one end of locating lever 21 is equipped with gag lever post 22, and location portion 211 sets up the free end at gag lever post 22, and gag lever post 22 stretches into interface channel 11 in, and the surface of gag lever post 22 and interface channel 11's internal surface cooperate to play spacing effect, guarantee drift body 1 and connecting piece 2's concentricity, increase the machining precision.
In some embodiments of the present invention, the structural strength of the connecting member 2 is greater than the structural strength of the punch body 1. It can be understood that, because drift body 1 is that vulnerable part needs often to be changed, through making connecting piece 2 get structural strength and be greater than drift body 1's structural strength to when connecting piece 2 and drift body 1 take place to collide with or wear, avoid connecting piece 2 to receive the damage, reduce connecting piece 2's change number of times, guarantee production efficiency.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A punch for a seamless steel pipe, comprising:
the punch comprises a punch body, wherein a connecting channel is arranged on the punch body, an annular groove, a through groove and a positioning groove are arranged in the inner surface of the connecting channel, the through groove and the positioning groove are respectively communicated with the annular groove, the positioning groove and the through groove are arranged at intervals in the circumferential direction of the connecting channel, and the positioning groove is positioned between the annular groove and an opening of the connecting channel;
the connecting piece, the connecting piece includes the locating lever, the one end of locating lever is equipped with location portion, location portion passes through logical groove stretches into in the annular, just location portion is in stretch into behind the annular internal rotation in the locating lever, be equipped with the setting element on the locating lever, the setting element stop support in order to inject on the drift body the displacement of drift body.
2. The punch for the seamless steel tube as claimed in claim 1, wherein the positioning rod is provided with two positioning portions arranged oppositely, two through grooves and two positioning grooves are provided on an inner surface of the through groove connecting passage, and the two positioning grooves and the two through grooves are arranged alternately.
3. The punch for a seamless steel tube according to claim 1, wherein each of the positioning portions has a fan-shaped structure.
4. The punch head for the seamless steel tube as claimed in claim 1, wherein the positioning member comprises a positioning threaded sleeve, the positioning threaded sleeve is connected to the positioning rod in a threaded manner, and the positioning threaded sleeve is stopped against the punch head body.
5. The punch for the seamless steel tube according to claim 4, wherein two positioning threaded sleeves are connected to the positioning rod in a threaded manner, and the positioning threaded sleeve far away from the punch body abuts against the positioning threaded sleeve near the punch body.
6. The punch for the seamless steel tube according to claim 4, wherein a limit end surface is provided on the positioning rod, and an elastic member for stopping the positioning portion against the bottom of the positioning groove is provided between the limit end surface and the punch body.
7. The punch as claimed in claim 6, wherein the resilient member comprises a retention spring, the retention spring being located within the retention nut.
8. The punch for a seamless steel pipe as claimed in claim 1, wherein the other end of the positioning rod is provided with an internally threaded hole for coupling with a piston.
9. The punch for a seamless steel tube according to claim 1, wherein an outer surface of the locating rod mates with an inner surface of the connecting channel.
10. The punch for a seamless steel tube as claimed in claim 1, wherein the structural strength of the connecting member is greater than the structural strength of the punch body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121330031.5U CN214919679U (en) | 2021-06-15 | 2021-06-15 | Punch for seamless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121330031.5U CN214919679U (en) | 2021-06-15 | 2021-06-15 | Punch for seamless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214919679U true CN214919679U (en) | 2021-11-30 |
Family
ID=79051159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121330031.5U Active CN214919679U (en) | 2021-06-15 | 2021-06-15 | Punch for seamless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214919679U (en) |
-
2021
- 2021-06-15 CN CN202121330031.5U patent/CN214919679U/en active Active
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