CN215704413U - Device for automatically adjusting blanking buffer points of hydraulic machine - Google Patents
Device for automatically adjusting blanking buffer points of hydraulic machine Download PDFInfo
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- CN215704413U CN215704413U CN202121996823.6U CN202121996823U CN215704413U CN 215704413 U CN215704413 U CN 215704413U CN 202121996823 U CN202121996823 U CN 202121996823U CN 215704413 U CN215704413 U CN 215704413U
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- screw rod
- spline
- spline shaft
- piston rod
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Abstract
The utility model relates to a device for automatically adjusting blanking buffer points of a hydraulic press, wherein the hydraulic press comprises a buffer cylinder; the automatic adjusting device comprises a screw rod, a piston rod of the buffer cylinder is provided with a through hole penetrating through two ends of the piston rod, the screw rod is arranged in the through hole and is in threaded connection with the piston rod, the automatic adjusting device comprises a speed reducing motor, a spline shaft and a spline sleeve, the center of the screw rod is provided with a hole, the spline shaft is coaxially arranged in the hole on the screw rod, a gap is reserved between the spline shaft and the screw rod, one end of the spline shaft extends out of the screw rod, the spline sleeve is arranged in the hole on the screw rod and is fixedly connected with the screw rod, the spline sleeve is sleeved on the spline shaft and is in sliding fit with the spline shaft, the speed reducing motor is fixedly arranged on the piston rod through a speed reducing motor fixing seat and is connected with one end of the spline shaft extending out of the screw rod; the speed reducing motor drives the spline shaft to rotate, the spline sleeve and the screw rod are driven to rotate, and the screw rod stretches in the piston rod; the screw rod stretches and retracts, and the spline is sleeved on the spline shaft to slide.
Description
Technical Field
The utility model relates to a hydraulic machine, in particular to a device for automatically adjusting blanking buffer points of the hydraulic machine.
Background
With the wide use of domestic hydraulic presses in the blanking industry, the cushion cylinder is also widely applied to reduce blanking vibration during the blanking function, optimize the working environment and prolong the service life of equipment and dies. But limits the blanking buffer point and cannot be automatically adjusted.
Disclosure of Invention
In order to solve the problems, the utility model provides a device for automatically adjusting blanking buffer points of a hydraulic machine.
The technical scheme of the utility model is as follows:
a device for automatically adjusting blanking buffer points of a hydraulic machine comprises a buffer cylinder; the buffer cylinder comprises a buffer cylinder body, a cylinder opening guide sleeve and a piston rod, the cylinder opening guide sleeve is fixedly connected with a cylinder opening of the buffer cylinder body, the piston rod is installed in the buffer cylinder body, one end of the piston rod penetrates through the cylinder opening guide sleeve to extend out, and the other end of the piston rod penetrates through the buffer cylinder body to extend out; the automatic adjusting device comprises a screw rod, a through hole penetrating through two ends of the piston rod is formed in the piston rod, the screw rod is arranged in the through hole and is in threaded connection with the piston rod, the automatic adjusting device comprises a speed reducing motor, a spline shaft and a spline sleeve, a hole is formed in the center of the screw rod, the spline shaft is coaxially arranged in the hole in the screw rod, a gap is reserved between the spline shaft and the screw rod, one end of the spline shaft extends out of the screw rod, the spline sleeve is arranged in the hole in the screw rod and is fixedly connected with the screw rod, the spline sleeve is sleeved on the spline shaft and is in sliding fit with the spline shaft, and the speed reducing motor is fixedly arranged on the piston rod through a speed reducing motor fixing seat and is connected with one end of the spline shaft, which extends out of the screw rod; the speed reducing motor drives the spline shaft to rotate, the spline sleeve and the screw rod are driven to rotate, and the screw rod stretches in the piston rod; the screw rod stretches and retracts, and the spline is sleeved on the spline shaft to slide.
The end part of the screw rod is fixedly connected with a guide fixing ring, and the guide fixing ring stretches along with the screw rod and moves in a through hole formed in the piston rod.
The spline housing is embedded in the end part of the screw rod and is at the same side with the guide fixing ring, the guide fixing ring is pressed on the spline housing and is fixedly connected with the spline housing, and the guide fixing ring and the screw rod clamp and fix the spline housing from two sides.
Two limit switches are mounted on the piston rod and are respectively connected with the speed reducing motor to form screw rod stretching limit.
The utility model has the advantages that the design is reasonable, the structure is simple, the piston rod of the buffer cylinder is internally provided with the screw rod, and the adjustment of the blanking buffer point is realized by utilizing the expansion and contraction of the screw rod; furthermore, a speed reduction motor is adopted to drive the screw to stretch, so that the operation intensity of personnel is reduced, and potential safety hazards are reduced; considering that the screw rod stretches out and draws back when rotating, gear motor directly links obviously unable problem of solving, and for this further, design integral key shaft and spline housing cooperate, utilize gear motor drive integral key shaft to rotate, drive spline housing and certain rotation of screw rod, simultaneously, utilize integral key shaft and spline housing sliding fit, do not influence the flexible of screw rod.
Drawings
Fig. 1 is a schematic installation diagram of a device for automatically adjusting a blanking buffer point of a hydraulic press.
In the figure, a buffer cylinder body 1, a cylinder opening guide sleeve 2, a piston rod 3, a screw rod 4, a speed reducing motor 5, a spline shaft 6, a spline sleeve 7, a speed reducing motor fixing seat 8, a guide fixing ring 9 and a limit switch 10 are arranged.
Detailed Description
As shown in the figure, the device for automatically adjusting the blanking buffer point of the hydraulic press comprises a buffer cylinder; the buffer cylinder comprises a buffer cylinder body 1, a cylinder opening guide sleeve 2 and a piston rod 3, wherein the cylinder opening guide sleeve 2 is fixedly connected with a cylinder opening of the buffer cylinder body 1, the piston rod 3 is arranged in the buffer cylinder body 1, one end of the piston rod penetrates through the cylinder opening guide sleeve 2 to extend out, and the other end of the piston rod penetrates through the buffer cylinder body 1 to extend out; the automatic adjusting device comprises a screw rod 4, through holes penetrating through two ends of the piston rod 3 are formed in the piston rod 3, the screw rod 4 is arranged in the through holes, the screw rod 4 is in threaded connection with the piston rod 3, the automatic adjusting device comprises a speed reducing motor 5, a spline shaft 6 and a spline sleeve 7, a hole is formed in the center of the screw rod 4, the spline shaft 6 is coaxially arranged in the hole in the screw rod 4, a gap is reserved between the spline shaft 6 and the screw rod 4, one end of the spline shaft extends out of the screw rod 4, the spline sleeve 7 is arranged in the hole in the screw rod 4 and is fixedly connected with the screw rod 4, the spline sleeve 7 is sleeved on the spline shaft 6 and is in sliding fit with the spline shaft 6, the speed reducing motor 5 is fixedly arranged on the piston rod 3 through a speed reducing motor fixing seat 8 and is connected with one end of the spline shaft 6, which extends out of the screw rod 4; the speed reducing motor 5 drives the spline shaft 6 to rotate, the spline housing 7 and the screw rod 4 are driven to rotate, and the screw rod 4 stretches in the piston rod 3; the screw rod 4 stretches and retracts, and the spline sleeve 7 slides on the spline shaft 6; the end part of the screw rod 4 is fixedly connected with a guide fixing ring 9, and the guide fixing ring 8 stretches along with the screw rod 4 and moves in a through hole arranged on the piston rod 3; the spline housing 7 is also positioned at the end part of the screw rod 4 and is positioned at the same side as the guide fixing ring 8, the guide fixing ring 8 is pressed on the spline housing 7 and is fixedly connected with the spline housing 7, and the guide fixing ring 8 and the screw rod 4 clamp and fix the spline housing 7 from two sides; two limit switches 10 are installed on the piston rod 3, and the two limit switches 10 are respectively connected with the speed reducing motor 5 to form the telescopic limit of the screw rod 4.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. A device for automatically adjusting blanking buffer points of a hydraulic machine comprises a buffer cylinder; the buffer cylinder comprises a buffer cylinder body, a cylinder opening guide sleeve and a piston rod, the cylinder opening guide sleeve is fixedly connected with a cylinder opening of the buffer cylinder body, the piston rod is installed in the buffer cylinder body, one end of the piston rod penetrates through the cylinder opening guide sleeve to extend out, and the other end of the piston rod penetrates through the buffer cylinder body to extend out; the automatic adjusting device comprises a speed reducing motor, a spline shaft and a spline sleeve, wherein the center of the screw is provided with a hole, the spline shaft is coaxially arranged in the hole on the screw, a gap is reserved between the spline shaft and the screw, one end of the spline sleeve extends out of the screw, the spline sleeve is arranged in the hole on the screw and is fixedly connected with the screw, the spline sleeve is sleeved on the spline shaft and is meshed with and in sliding fit with the spline shaft, the speed reducing motor is fixedly arranged on the piston rod through a speed reducing motor fixing seat and is connected with one end of the spline shaft, which extends out of the screw; the speed reducing motor drives the spline shaft to rotate, the spline sleeve and the screw rod are driven to rotate, and the screw rod stretches in the piston rod; the screw rod stretches and retracts, and the spline is sleeved on the spline shaft to slide.
2. The device for automatically adjusting the blanking buffering point of the hydraulic press as claimed in claim 1, wherein a guiding fixing ring is fixedly connected to the end of the screw rod, and the guiding fixing ring extends and retracts along with the screw rod and moves in a through hole arranged on the piston rod.
3. The device for automatically adjusting the blanking buffering point of the hydraulic machine as claimed in claim 1, wherein the spline housing is embedded in the end of the screw rod and is located at the same side as the guide fixing ring, the guide fixing ring is pressed on the spline housing and is fixedly connected with the spline housing, and the guide fixing ring and the screw rod clamp and fix the spline housing from both sides.
4. The device for automatically adjusting the blanking buffer point of the hydraulic machine as claimed in claim 1, wherein two limit switches are mounted on the piston rod, and the two limit switches are respectively connected with a speed reduction motor to form a screw rod expansion limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121996823.6U CN215704413U (en) | 2021-08-24 | 2021-08-24 | Device for automatically adjusting blanking buffer points of hydraulic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121996823.6U CN215704413U (en) | 2021-08-24 | 2021-08-24 | Device for automatically adjusting blanking buffer points of hydraulic machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215704413U true CN215704413U (en) | 2022-02-01 |
Family
ID=80006309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121996823.6U Active CN215704413U (en) | 2021-08-24 | 2021-08-24 | Device for automatically adjusting blanking buffer points of hydraulic machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215704413U (en) |
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2021
- 2021-08-24 CN CN202121996823.6U patent/CN215704413U/en active Active
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