CN217411928U - Centering and positioning mechanism of rolling mill - Google Patents
Centering and positioning mechanism of rolling mill Download PDFInfo
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- CN217411928U CN217411928U CN202221349058.3U CN202221349058U CN217411928U CN 217411928 U CN217411928 U CN 217411928U CN 202221349058 U CN202221349058 U CN 202221349058U CN 217411928 U CN217411928 U CN 217411928U
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- centering
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Abstract
The utility model discloses a rolling mill centering positioning mechanism, its structure includes pull rod assembly, push rod assembly, centering gear subassembly and rotatory cylinder assembly. The pull rod assembly is connected with one gear of the centering gear assembly in a matched mode, and the push rod assembly is connected with the other gear of the centering gear assembly in a matched mode. And a rotary cylinder assembly which drives the pull rod assembly to rotate and is convenient for taking materials is arranged at the bottom of the pull rod assembly. The centering cylinder in the push rod assembly drives the push rod to move left and right, the push rod moves left and right through the transmission of the centering gear, the pull rod is driven to move left and right, and the pull rod assembly and the clamping jaw of the push rod assembly move relatively. The positioning mechanism can adapt to various plate springs to ensure centering, clamping and positioning functions in the rolling process, improve the positioning stability of the plate spring and ensure the rolling quality of the plate spring.
Description
Technical Field
The utility model relates to a leaf spring production field, specific rolling mill centering positioning mechanism that says so.
Background
With the optimization and transformation of the automobile industry, the functions of the plate spring are changed, the types and the styles of the plate spring are more and more, and the plate spring needs to be rolled in order to adapt to various changes of the plate spring. The existing leaf springs have the following disadvantages during rolling:
1. the location of leaf spring is that the rear end presss from both sides tight location, and the problem that exists is that the leaf spring often appears the leaf spring not yet fix a position when location and clamp, and the die clamping cylinder has pressed from both sides tightly to lead to the leaf spring location size to have the error, cause the product unqualified.
2. When a non-flat plate spring is rolled, the height difference exists at the two ends of the plate spring, and the original clamping device cannot clamp the plate spring, so that the plate spring cannot be rolled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rolling mill centering positioning mechanism, this positioning mechanism can adapt to the leaf spring of various and guarantee to press from both sides tightly and locate function at rolling in-process, improves leaf spring positioning stability, guarantees the rolling quality of leaf spring.
The utility model provides a technical scheme that its technical problem adopted is: the rolling mill centering and positioning mechanism structurally comprises a pull rod assembly, a push rod assembly, a centering gear assembly and a rotary air cylinder assembly, wherein the pull rod assembly is connected with one gear of the centering gear assembly in a matched mode, the push rod assembly is connected with the other gear of the centering gear assembly in a matched mode, the rotary air cylinder assembly which drives the pull rod assembly to rotate and facilitates material taking is arranged at the bottom of the pull rod assembly, a centering air cylinder in the push rod assembly drives the push rod to move left and right, the push rod moves left and right and drives the pull rod to move left and right through the centering gear transmission, and the pull rod assembly and a clamping jaw of the push rod assembly move relatively.
Further, the push rod assembly comprises a first clamping jaw, a first lifting lug assembly, a centering cylinder, a limiting plate, a centering cylinder seat and a push rod, wherein the first clamping jaw is arranged at one end of the push rod, a rack matched with the centering gear assembly is arranged on the push rod, the centering cylinder driving the push rod to move is arranged at the other end of the push rod, the centering cylinder is connected with the centering cylinder seat, the centering cylinder seat is connected with the material clamping pliers body, the limiting plate is connected with the centering cylinder seat, a cylinder rod shaft head of the centering cylinder is connected with the lifting lug assembly, the lifting lug assembly can slide relative to the limiting plate in a matched mode and cannot rotate, the push rod is connected with the lifting lug assembly through a pin shaft, stress applied to the cylinder in the telescopic process can be offset, and the centering cylinder drives the push rod to move left and right.
Further, two ends of the push rod are respectively provided with a gland and a bearing.
Furthermore, the pull rod assembly comprises a clamping jaw seat, a clamping jaw II, a pull rod, a gland I, a bearing, a pull rod supporting assembly, a gland III and a guide block, wherein the clamping jaw seat is arranged at one end of the pull rod, the clamping jaw II is arranged on the inner side of the clamping jaw seat, a rack meshed with the centering gear assembly is arranged on the pull rod, and the pull rod supporting assembly is arranged in the middle of the pull rod; the tail part of the pull rod is provided with a guide block and a gland III, and the guide block and the gland III are matched to slide relatively.
Furthermore, the pull rod supporting assembly comprises a pull rod support and a pull rod supporting sleeve, the pull rod supporting sleeve is sleeved with the pull rod and is connected with the gland through a bearing, pull rod supports are respectively arranged on two corresponding sides of the pull rod supporting sleeve, and the pull rod supports on the two sides are fixedly connected through a plurality of bolts.
Further, the rotary air cylinder component comprises a rotary air cylinder, a lifting lug component II, a pin shaft I and a rotary air cylinder support, the rotary air cylinder is connected with the rotary air cylinder support through a bolt, the rotary air cylinder support is connected with a rotary air cylinder seat through a pin shaft, the rotary air cylinder support does rotary motion along the pin shaft, the rotary air cylinder is connected with the material clamping pliers body, a shaft head of the rotary air cylinder is connected with the lifting lug component, the lifting lug component is connected with a pull rod support of the pull rod component through the pin shaft I, and an adjusting nut I is arranged at the joint of the shaft head of the rotary air cylinder and the lifting lug component.
Furthermore, the centering gear assembly comprises a first centering gear, a second centering gear and a gear shaft, wherein the first centering gear matched with the push rod assembly is arranged at one end of the gear shaft, the second centering gear matched with the pull rod assembly is arranged at the other end of the gear shaft, and the rotating directions of the first centering gear and the second centering gear are opposite.
The utility model has the advantages that:
the utility model can adapt to the clamping and positioning functions of various plate springs in the rolling process, and can simultaneously drive the racks of the push rod and the pull rod and the relative motion of the coaxial gear through the centering cylinder, so that the clamping jaws at the front ends of the pull rod and the push rod are clamped or loosened, thereby realizing the clamping and the opening of the plate spring; the clamping opening can be correspondingly changed along with the change of the plate spring, the synchronization of the pull rod and the push rod can be completely realized by adopting a gear and rack mechanism mode, the plate spring cannot be deflected when being rolled, and the quality of the plate spring is better ensured.
Through set up revolving cylinder in the pull rod bottom, revolving cylinder's flexible can drive the pull rod rotatory along centering gear axis, and the purpose makes things convenient for the leaf spring to take out in the clamping jaw body.
Because the guide block is arranged at the tail part of the pull rod, the guide block and the gland are matched and can slide relatively, so that the pull rod is prevented from rotating along the axis in the clamping process, and the clamping jaw is prevented from deflecting.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is an isometric view of FIG. 1;
FIG. 3 is a view showing another aspect of the present invention;
fig. 4 is a structure diagram for use and installation of the present invention.
In the figure:
the automatic material clamping device comprises a material clamping pliers body 1, a jaw cylinder 2, a jaw seat 3, a jaw seat 4, a jaw seat 5, a jaw seat 6, a gland seat two, a centering gear set 7, a centering gear set 71, a centering gear set 72, a centering gear set 8, a pull rod 9, a gland seat I, a bearing 10, a pull rod support 11, a gland seat III 12, a pin shaft II 13, a lifting lug assembly I14, a centering cylinder 15, an adjusting nut II 16, a limiting plate 17, a centering cylinder seat 18, a lubricating bearing 19, a push rod 20, a pull rod support 21, a guide block 22, a rotating cylinder 23, a lifting lug assembly II 24, a pin shaft I25, a rotating cylinder support 26 and an adjusting nut I27.
Detailed Description
The rolling mill centering and positioning mechanism of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and techniques are omitted so as to not unnecessarily limit the invention.
As shown in fig. 1-4, the utility model discloses a rolling mill centering positioning mechanism, including pull rod assembly, push rod assembly, centering gear assembly and rotatory cylinder assembly, pull rod assembly is connected with one of them gear cooperation of centering gear assembly, and push rod assembly is connected with another gear cooperation of centering gear assembly, pull rod assembly's bottom is equipped with the rotatory cylinder assembly who drives pull rod assembly and rotate the material of being convenient for to get, centering cylinder in the push rod assembly drives the push rod and removes about, and the removal of push rod drives the pull rod and removes about through centering gear transmission, pull rod assembly and push rod assembly's clamping jaw relative motion under the transmission of centering gear assembly realizes pressing from both sides tightly or unclamping of clamping jaw.
The push rod component comprises a clamping jaw I5, a gland II 6, a pin shaft II 13, a lifting lug component I14, a centering cylinder 15, an adjusting nut II 16, a limiting plate 17, a centering cylinder seat 18, a lubricating bearing 19 and a push rod 20, one end of the push rod 20 is provided with a clamping jaw I5, the push rod 20 is provided with a rack matched with the centering gear assembly, the other end of the push rod 20 is provided with a centering cylinder 15 which drives the push rod to move, the centering cylinder 15 is connected with a centering cylinder seat 18, the centering cylinder seat 18 is connected with the material clamping plier body 1, the limit plate 17 is connected with the centering cylinder seat, the limiting plate 17 is connected with a centering cylinder seat 18 through a bolt, a cylinder rod shaft head of the centering cylinder is connected with a lifting lug component, the first lifting lug assembly 14 is matched with the limiting plate to slide relatively and cannot rotate, and a second adjusting nut 16 is arranged at the joint of the first lifting lug assembly and the cylinder head of the centering cylinder. The push rod 20 is connected with the lifting lug assembly through the second pin shaft 13, stress on the air cylinder in the stretching process can be offset, and the centering air cylinder drives the push rod to move left and right. Two ends of the push rod are respectively provided with a second gland 6 and a lubricating bearing 19. The centering cylinder moves in a telescopic way to push the centering gear through the push rod to provide relative movement force for the pull rod to move left and right, so that the clamping jaws are synchronously opened and clamped.
The pull rod assembly comprises a clamping jaw seat 3, a clamping jaw II 4, a pull rod 8, a gland I9, a bearing 10, a pull rod supporting assembly, a gland II 12 and a guide block 22, wherein the clamping jaw seat 3 is arranged at one end of the pull rod 8, a clamping jaw II 4 is arranged on the inner side of the clamping jaw seat 3, the front end of the pull rod 8 is fixed with the clamping jaw seat 3 through a bolt, the clamping jaw seat front end is fixed with the clamping jaw II through a bolt, and the clamping jaw can be replaced when abraded. The pull rod is provided with a rack meshed with the centering gear assembly, and the middle part of the pull rod is provided with a pull rod supporting assembly. The second centering gear 72 rotates to drive the pull rod 8 to move left and right. The tail part of the pull rod 8 is provided with a guide block 22 and a third gland 12, and the guide block and the third gland are matched to slide relatively to prevent the pull rod 8 from rotating along an oil line in the clamping process to enable the clamping jaw to deflect.
The pull rod supporting assembly comprises a pull rod support 11 and a pull rod support sleeve 21, the pull rod support sleeve 21 is sleeved with the pull rod 8 and is connected with the first gland 9 through a bearing 10, the pull rod support 11 is arranged on the corresponding two sides of the pull rod support sleeve respectively, and the pull rod supports 11 on the two sides are fixedly connected through a plurality of bolts.
The rotary cylinder component comprises a rotary cylinder 23, a lifting lug component II 24, a pin shaft I25, a rotary cylinder support 26 and an adjusting nut I27, the rotary cylinder 23 is connected with the rotary cylinder support 26 through a bolt, the rotary cylinder support 26 is connected with a rotary cylinder seat through the pin shaft I25, the rotary cylinder support rotates along the pin shaft, the rotary cylinder is connected with the material clamping caliper body 1, a shaft head of the rotary cylinder 23 is connected with the lifting lug component II 24, the lifting lug component II 24 is connected with a pull rod support of a pull rod component through the pin shaft I25, and the adjusting nut I27 is arranged at the joint of the shaft head of the rotary cylinder and the lifting lug component. The stretching of the rotary cylinder 23 can drive the pull rod to rotate along the axis of the centering gear, so that the plate spring can be conveniently taken out of the material clamping pliers body.
The centering gear assembly comprises a first centering gear 71, a second centering gear 72 and a gear shaft, wherein one end of the gear shaft is provided with the first centering gear 71 matched with the push rod assembly, the other end of the gear shaft is provided with the second centering gear matched with the pull rod assembly, and the rotating directions of the first centering gear 71 and the second centering gear 72 are opposite. The centering cylinder drives the push rod to move left and right, the left and right movement of the push rod 20 drives the centering gear I71 to rotate, the rotation of the centering gear I71 is transmitted through the gear shaft, the centering gear II 72 rotates synchronously, and the synchronous rotation of the centering gear I and the centering gear II drives the clamping jaw I4 and the clamping jaw II 5 to clamp or loosen.
The working process is as follows:
a preparation stage: the cylinder rod of the centering cylinder retracts, the jaw of the clamping jaw is opened, the rotating cylinder retracts, the two clamping jaws of the jaw are enabled to be parallel, and feeding of a plate spring is waited. After the centering and positioning mechanism of the rolling mill receives a plate spring positioning signal, a centering cylinder rod extends out, a push rod and a clamping jaw at the front end of a pull rod are synchronously centered under the transmission of a centering gear set to complete the centering and positioning function, the plate spring is rolled by matching with the rolling mill, after the rolling is completed, the centering cylinder rod retracts, a clamping jaw is opened under the transmission of the centering gear set, a rotating cylinder extends out, the pull rod clamping jaw is rotated to ascend, an external robot takes out the plate spring, and the next procedure is carried out.
And a finishing stage: the leaf spring is reset after being taken out, and then the preparation stage is completed
The utility model discloses can adapt to the centering of various leaf springs in rolling process and press from both sides tightly, locate function. The centering clamping and the opening of the plate spring are realized by driving the two racks and the coaxial gear to move relatively by the cylinder; the plate spring rolling mechanism can also make corresponding changes along with the change of the plate spring, can completely realize the synchronization of the pull rod and the push rod by adopting a gear rack mechanism mode, and can not cause the plate spring to deflect during rolling, thereby better ensuring the quality of the plate spring.
The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.
Other technical features than those described in the specification are known to those skilled in the art.
Claims (7)
1. The rolling mill centering and positioning mechanism is characterized by comprising a pull rod assembly, a push rod assembly, a centering gear assembly and a rotary air cylinder assembly, wherein the pull rod assembly is connected with one gear of the centering gear assembly in a matched mode, the push rod assembly is connected with the other gear of the centering gear assembly in a matched mode, the rotary air cylinder assembly which drives the pull rod assembly to rotate and is convenient for taking materials is arranged at the bottom of the pull rod assembly, the centering air cylinder in the push rod assembly drives the push rod to move left and right, the push rod moves left and right and drives the pull rod to move left and right through the centering gear transmission, and the pull rod assembly and a clamping jaw of the push rod assembly move relatively.
2. The rolling mill centering and positioning mechanism according to claim 1, wherein the push rod assembly comprises a first clamping jaw, a first lifting lug assembly, a centering cylinder, a limiting plate, a centering cylinder seat and a push rod, the first clamping jaw is arranged at one end of the push rod, a rack matched with the centering gear assembly is arranged on the push rod, the centering cylinder driving the push rod to move is arranged at the other end of the push rod, the centering cylinder is connected with the centering cylinder seat, the centering cylinder seat is connected with the material clamping caliper body, the limiting plate is connected with the centering cylinder seat, a cylinder rod shaft head of the centering cylinder is connected with the lifting lug assembly, the lifting lug assembly and the limiting plate are matched to slide relatively and cannot rotate, the push rod is connected with the lifting lug assembly through a pin shaft, stress applied to the cylinder in the telescopic process can be offset, and the centering cylinder drives the push rod to move left and right.
3. The rolling mill centering and positioning mechanism as claimed in claim 2, wherein the two ends of the push rod are respectively provided with a gland and a bearing.
4. The rolling mill centering and positioning mechanism as claimed in claim 1, wherein the pull rod assembly comprises a clamping jaw seat, a clamping jaw II, a pull rod, a gland I, a bearing, a pull rod supporting assembly, a gland III and a guide block, wherein one end of the pull rod is provided with the clamping jaw seat, the inner side of the clamping jaw seat is provided with the clamping jaw II, the pull rod is provided with a rack meshed with the centering gear assembly, and the middle part of the pull rod is provided with the pull rod supporting assembly; the tail part of the pull rod is provided with a guide block and a third pressing cover, and the guide block and the third pressing cover are matched to slide relatively.
5. The rolling mill centering and positioning mechanism as claimed in claim 4, wherein the pull rod support assembly comprises a pull rod support and a pull rod support sleeve, the pull rod support sleeve is sleeved on the pull rod and connected with the gland through a bearing, the pull rod support sleeve is respectively provided with a pull rod support corresponding to two sides, and the pull rod supports at the two sides are fixedly connected through a plurality of bolts.
6. The centering and positioning mechanism for the rolling mill as claimed in claim 1, wherein the rotary cylinder assembly comprises a rotary cylinder, a lifting lug assembly II, a pin shaft I and a rotary cylinder support, the rotary cylinder is connected with the rotary cylinder support through a bolt, the rotary cylinder support is connected with a rotary cylinder seat through a pin shaft, the rotary cylinder support performs rotary motion along the pin shaft, the rotary cylinder is connected with the material clamping pliers body, a shaft head of the rotary cylinder is connected with the lifting lug assembly, the lifting lug assembly is connected with a pull rod support of the pull rod assembly through the pin shaft I, and a first adjusting nut is arranged at the joint of the shaft head of the rotary cylinder and the lifting lug assembly.
7. The rolling mill centering and positioning mechanism as claimed in claim 1, wherein the centering gear assembly comprises a first centering gear, a second centering gear and a gear shaft, the first centering gear matched with the push rod assembly is arranged at one end of the gear shaft, the second centering gear matched with the pull rod assembly is arranged at the other end of the gear shaft, and the rotation directions of the first centering gear and the second centering gear are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221349058.3U CN217411928U (en) | 2022-05-31 | 2022-05-31 | Centering and positioning mechanism of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221349058.3U CN217411928U (en) | 2022-05-31 | 2022-05-31 | Centering and positioning mechanism of rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217411928U true CN217411928U (en) | 2022-09-13 |
Family
ID=83191102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221349058.3U Active CN217411928U (en) | 2022-05-31 | 2022-05-31 | Centering and positioning mechanism of rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217411928U (en) |
-
2022
- 2022-05-31 CN CN202221349058.3U patent/CN217411928U/en active Active
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