CN217343257U - Axle rolling mill - Google Patents
Axle rolling mill Download PDFInfo
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- CN217343257U CN217343257U CN202220024613.9U CN202220024613U CN217343257U CN 217343257 U CN217343257 U CN 217343257U CN 202220024613 U CN202220024613 U CN 202220024613U CN 217343257 U CN217343257 U CN 217343257U
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- steel pipe
- rolling mill
- feeding frame
- guide groove
- clamping tool
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Abstract
The utility model relates to an axle rolling mill, this axle rolling mill are including being located heating module and necking down module. The heating module comprises a first feeding frame, two ends of the first feeding frame are respectively provided with a first pushing cylinder and a heating furnace, and the first pushing cylinder is used for pushing one end of a steel pipe to be processed to the heating furnace; the necking down module is provided with the rolling mill pay-off frame including the second last work or material rest of installing centre gripping frock and necking down machine on the second between work or material rest and the first last work or material rest, and the centre gripping frock is connected with hydraulic telescoping device, and hydraulic telescoping device inserts centre gripping frock and the steel pipe one end through heating furnace heating in the necking down machine. Above-mentioned axle rolling mill makes up into a whole machinery with heating module and necking down module, and then realizes the necking down of steel pipe tip, compares with artifical transport or hoist and mount among the prior art, control time interval that can be better, reduction work load by a wide margin reduces the technology degree of difficulty, also can improve the axiality of finished product axle simultaneously.
Description
Technical Field
The utility model relates to a vehicle accessory manufacture equipment, concretely relates to axle rolling mill for making axle both ends necking down section.
Background
Current axle rolling mill, many including separately the heating furnace and the necking down device that set up, through the one end heating of heating furnace with the steel pipe, then rotate the steel pipe and connect on the rotating machine of necking down device, the steel pipe stretches into in the reducing hole through the one end of heating, through the rotatory steel pipe of rotating machine to make the steel pipe progressively stretch into in the reducing hole, and then realize the necking down of steel pipe.
However, through use, the axle prepared by the method is low in coaxiality, and the axle is prepared by a large amount of manpower, so that the process is complex and the workload is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an axle rolling mill to in solving prior art well axle manufacture process, the steel pipe both ends necking down idol axiality is low, the problem that work load is big.
In order to solve the problem, the utility model provides an axle rolling mill, this axle rolling mill is including being located left heating module and being located the necking down module on right side. The heating module comprises a first feeding frame, the rear part of the first feeding frame is connected with a first pushing cylinder, the front part of the first feeding frame is provided with a heating furnace, and the first pushing cylinder is used for pushing one end of a steel pipe to be processed to the heating furnace; the necking module comprises a second feeding frame, a rolling mill feeding frame is arranged between the second feeding frame and the first feeding frame, a clamping tool is arranged on the second feeding frame, the clamping tool is connected with a hydraulic telescopic device, a necking machine is arranged at the front part of the clamping tool, and the hydraulic telescopic device is used for inserting the clamping tool and one end of a steel pipe heated by a heating furnace into the necking machine.
Preferably, the first feeding frame and the second feeding frame are respectively provided with a first guide groove and a second guide groove, and when the steel pipe is clamped into the first guide groove, the steel pipe moves back and forth in the first guide groove; when the steel pipe is clamped into the second guide groove, the steel pipe moves back and forth in the second guide groove; and a second pushing cylinder is arranged at the rear part of the second guide groove and used for pushing the steel pipe into the clamping tool.
Preferably, the first feeding frame and the second feeding frame are paved with rollers, and the steel pipe rolls back and forth on the rollers.
Preferably, the lower parts of the first guide groove and the second guide groove are provided with jacking devices, and the jacking devices are deviated to the right side.
Preferably, a feeding storage rack is arranged on the left side of the heating module, a discharging rack is arranged on the right side of the necking module, and the feeding storage rack, the rolling mill feeding rack and the discharging rack are all inclined downwards from left to right.
Preferably, the second feeding frame further comprises a second pushing cylinder, and the second pushing cylinder is used for pushing the steel pipe heated by the heating furnace into the clamping tool.
Preferably, the hydraulic telescopic device comprises two hydraulic cylinders, and the two hydraulic cylinders are respectively connected with two sides of the clamping tool.
Preferably, the clamping tool is integrally in a circular ring shape, a clamping block is arranged in a circular hole of the clamping tool, and when the steel pipe extends into the circular hole of the clamping tool, the clamping block clamps and fixes the steel pipe.
Preferably, the necking machine comprises a roller box, and one heated end of the steel pipe extends into the roller box; the roller box is connected with a rotating machine, and the rotating machine drives rollers in the roller box to rotate.
The utility model provides an axle rolling mill compares with prior art, has following beneficial effect:
above-mentioned axle rolling mill makes up into an integral machine with heating module and necking down module, realizes the necking down at steel pipe both ends through an integral machine of this axle rolling mill, provides the necking down work of steel pipe in the axle preparation process, compares with artifical transport or hoist and mount, control time interval that can be better, reduction work load by a wide margin reduces the technology degree of difficulty.
In addition, above-mentioned necking down module includes centre gripping frock and necking down machine, through the fixed steel pipe of predetermined centre gripping frock, carries out the necking down through the necking down machine, can improve the axiality of finished product axle. And the steel pipe is all rolled and placed on the axle rolling mill in whole process flow, does not have the bending force because of hoist and mount or slope formation, and the steel pipe is heated the portion and can not warp, has also improved the axiality of finished product axle simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings may be derived by those skilled in the art from the construction shown in these drawings without inventive faculty.
Fig. 1 is a partial plan view of a bridge rolling mill in embodiment 1 of the present invention.
In the drawings:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | First feeding frame | 8 | Discharging frame |
| 2 | Second feeding frame | 9 | Heating furnace |
| 3 | |
10 | Rotary machine |
| 4 | Hydraulic |
11 | Roller box |
| 5 | Clamping tool | ||
| 6 | Feeding frame of rolling mill | ||
| 7 | Feeding storage rack |
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Example 1
The present embodiment provides an axle rolling mill that includes a heating module on the left side and a necking module on the right side. The heating module comprises a first feeding frame 1, the rear part of the first feeding frame 1 is connected with a first pushing cylinder 3, the front part of the first feeding frame 1 is provided with a heating furnace 9, and the first pushing cylinder 3 is used for pushing one end of a steel pipe to be processed to the heating furnace 9. It should be noted that, the left, right, front and rear parts are only for convenience of description, and the positional relationship of the components described above should be considered as an equivalent of the present embodiment when the left, right, front and rear parts are replaced.
In this embodiment, the necking module includes a second feeding rack 2, a rolling mill feeding rack 6 is arranged between the second feeding rack 2 and the first feeding rack 1, and the heated steel pipe is moved to the second feeding rack 2 through the rolling mill feeding rack 6. The second feeding frame 2 is provided with a clamping tool 5, the clamping tool 5 is connected with a hydraulic telescopic device 4, the front portion of the clamping tool 5 is provided with a necking machine, and the hydraulic telescopic device 4 is used for inserting the clamping tool 5 and one end of a steel pipe heated by a heating furnace 9 into the necking machine.
In the working process of the axle rolling mill, a steel pipe to be processed is firstly prevented from being placed on the first feeding frame 1, one end, needing to be necked, of the steel pipe is pushed into the heating furnace 9 through the first pushing cylinder 3 on the first feeding frame 1, a pipe section, needing to be necked, of the steel pipe is heated through the heating furnace 9, and then the steel pipe is pulled out manually or through other existing devices. Then, the heated steel pipe rolls or slides to the second feeding frame 2 through the rolling mill feeding frame 6, and the steel pipe is fixed through the clamping tool 5 on the second feeding frame 2; and then gradually inserting the steel tube into a necking machine through a hydraulic expansion device 4 connected with a clamping tool 5, and necking one end of the steel tube through a necking mechanism of the necking machine to realize necking of the steel tube so as to prepare for preparing a final finished axle.
Above-mentioned axle rolling mill that this embodiment provided makes up into an overall machine with heating module and necking down module, realizes the necking down at steel pipe both ends through an overall machine of this axle rolling mill, provides the necking down work of steel pipe in the axle preparation process, compares with artifical transport or hoist and mount, control time interval that can be better, reduction work load by a wide margin reduces the technology degree of difficulty. In addition, above-mentioned necking down module includes centre gripping frock 5 and necking down machine, through the fixed steel pipe of 5 fixed steel pipes of predetermined centre gripping frock, carries out the necking down through the necking down machine, can improve the axiality of finished product axle. And the steel pipe is all rolled and placed on the axle rolling mill in whole process flow, does not have the bending force because of hoist and mount or slope lead to, and the steel pipe is heated the portion and can not warp, has also improved the axiality of finished product axle simultaneously.
Specifically, in this embodiment, in order to limit the position of the steel pipe, the first feeding frame 1 and the second feeding frame 2 are respectively provided with a first guide groove and a second guide groove, the steel pipe may be clamped into the first guide groove or the second guide groove, and the first guide groove and the second guide groove may prevent the steel pipe from moving outward of the guide grooves and moving back and forth in the first guide groove and the second guide groove; and a second pushing cylinder is arranged at the rear part of the second guide groove and used for pushing the steel pipe into the clamping tool 5. The guide groove may be a stopper provided on the movement path of the steel pipe, and the stopper may restrict the movement of the steel pipe to both sides.
Specifically, the rollers are paved on the first feeding frame 1 and the second feeding frame 2, and the steel pipes roll back and forth on the rollers. It should be noted that the width of the roller is gradually increased from the middle to both sides to furl the steel pipe, so that the steel pipe is positioned on the roller.
More specifically, in order to take out the steel pipe located in the first guide groove and the second guide groove and to make the steel pipe enter the next process, in this embodiment, a jacking device is provided at the lower part of each of the first guide groove and the second guide groove, and the jacking device is biased to the right side. It should be noted that the right side mentioned above only refers to the position of the next process, and the right side should be considered as equivalent to the right when the next process is on the other side.
More specifically, in this embodiment, in order to facilitate loading, a loading storage rack 7 is disposed on the left side of the heating module, a discharging rack 8 is disposed on the right side of the necking module, and the loading storage rack 7, the rolling mill feeding rack 6 and the discharging rack 8 are all inclined downward from left to right. The feeding storage rack 7 should be provided with a certain length, the steel pipes are laid on the feeding storage rack 7, and when no steel pipe exists on the first feeding rack 1, the steel pipe on the feeding storage rack 7 moves to the first feeding rack 1 under the action of gravity.
Specifically, in this embodiment, in order to push the steel pipe, the steel pipe is clamped into the clamping tool 5, the second feeding frame 2 further includes a second pushing cylinder, and the second pushing cylinder is used for pushing the steel pipe heated by the heating furnace 9 into the clamping tool 5.
Specifically, at necking machine during operation, need remove the steel pipe to the necking machine gradually, the steel pipe moving resistance is great this moment, in order to provide sufficient driving force, in this embodiment, hydraulic telescoping device 4 includes two pneumatic cylinders, two the pneumatic cylinder respectively with the both sides of centre gripping frock 5 are connected.
Specifically, in this embodiment, the whole clamping tool 5 is in a circular ring shape, a clamping block is arranged in a circular hole of the clamping tool 5, and when the steel pipe extends into the circular hole of the clamping tool 5, the clamping block clamps and fixes the steel pipe.
Specifically, in this embodiment, the necking machine includes a roll box 11, and one heated end of the steel pipe extends into the roll box 11; the roller box 11 is connected with a rotating machine 10, and the rotating machine 10 drives rollers in the roller box 11 to rotate. In this embodiment, the roll in the roll box 11 rotates, and is fixed with the roll in the conventional art, and the rotation steel pipe is compared, and in the technical scheme that this embodiment provided, the middle part of steel pipe is held by centre gripping frock 5 and is fixed, rotates through roll box 11 and realizes the necking down, and the steel pipe axiality after the necking down is high, and product quality is stable, and can guarantee roll box 11 and the stability of steel pipe pivoted each other.
Of course, the above only be the preferred embodiment of the present invention, not consequently the restriction the patent scope of the present invention, all be in the utility model discloses a under the design, utilize the equivalent structure transform that the content of the description and the attached drawing was made, or direct/indirect application all includes in other relevant technical field the utility model discloses a protection should be received in the patent protection scope.
Claims (9)
1. A kind of axle rolling mill is characterized in that,
including a heating module on the left side and a necking module on the right side,
the heating module comprises a first feeding frame, the rear part of the first feeding frame is connected with a first pushing cylinder, the front part of the first feeding frame is provided with a heating furnace, and the first pushing cylinder is used for pushing one end of a steel pipe to be processed to the heating furnace;
the necking module comprises a second feeding frame, a rolling mill feeding frame is arranged between the second feeding frame and the first feeding frame, a clamping tool is arranged on the second feeding frame, the clamping tool is connected with a hydraulic telescopic device, a necking machine is arranged at the front part of the clamping tool, and the hydraulic telescopic device is used for inserting the clamping tool and one end of a steel pipe heated by a heating furnace into the necking machine.
2. The axle rolling mill of claim 1,
the first feeding frame and the second feeding frame are respectively provided with a first guide groove and a second guide groove, and when the steel pipe is clamped into the first guide groove, the steel pipe moves back and forth in the first guide groove; when the steel pipe is clamped into the second guide groove, the steel pipe moves back and forth in the second guide groove; and a second pushing cylinder is arranged at the rear part of the second guide groove and used for pushing the steel pipe into the clamping tool.
3. Axle rolling mill according to claim 1 or 2,
and rollers are paved on the first feeding frame and the second feeding frame, and the steel pipe rolls back and forth on the rollers.
4. The axle rolling mill of claim 2,
and the lower parts of the first guide groove and the second guide groove are both provided with jacking devices, and the jacking devices are deviated to the right side.
5. The axle rolling mill of claim 1,
the left side of the heating module is provided with a feeding storage rack, the right side of the necking module is provided with a discharging rack, and the feeding storage rack, the rolling mill feeding rack and the discharging rack are all downwards inclined from left to right.
6. The axle rolling mill of claim 1,
the second feeding frame further comprises a second pushing cylinder, and the second pushing cylinder is used for pushing the steel pipe heated by the heating furnace into the clamping tool.
7. The axle rolling mill of claim 1,
the hydraulic telescopic device comprises two hydraulic cylinders, and the two hydraulic cylinders are respectively connected with two sides of the clamping tool.
8. The axle rolling mill of claim 1,
the clamping tool is integrally in a circular ring shape, a clamping block is arranged in a circular hole of the clamping tool, and when the steel pipe extends into the circular hole of the clamping tool, the clamping block clamps and fixes the steel pipe.
9. The axle rolling mill of claim 1,
the necking machine comprises a roller box, and one heated end of the steel pipe extends into the roller box; the roller box is connected with a rotating machine, and the rotating machine drives rollers in the roller box to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220024613.9U CN217343257U (en) | 2022-01-06 | 2022-01-06 | Axle rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220024613.9U CN217343257U (en) | 2022-01-06 | 2022-01-06 | Axle rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217343257U true CN217343257U (en) | 2022-09-02 |
Family
ID=83041499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220024613.9U Active CN217343257U (en) | 2022-01-06 | 2022-01-06 | Axle rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217343257U (en) |
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2022
- 2022-01-06 CN CN202220024613.9U patent/CN217343257U/en active Active
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