CN212093820U - High efficiency straightener - Google Patents
High efficiency straightener Download PDFInfo
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- CN212093820U CN212093820U CN201922131490.XU CN201922131490U CN212093820U CN 212093820 U CN212093820 U CN 212093820U CN 201922131490 U CN201922131490 U CN 201922131490U CN 212093820 U CN212093820 U CN 212093820U
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Abstract
The utility model discloses a high-efficiency straightener, which has simple structure, convenient use and wide application range; the plurality of second cylindrical rollers with adjustable rotating speeds are arranged on the V-shaped frame, so that the labor intensity is reduced, and the production efficiency is improved; the angle of the V-shaped frame can be adjusted by arranging the swing cylinder on the second frame, so that the swing frame can better adapt to parts with different diameters and has a good supporting effect; when the workpiece is straightened after being measured, the workpiece does not need to be loosened, and only the workpiece needs to be driven to be adjusted to the proper position of the V-shaped frame to be straightened, so that the steps of repeatedly clamping and loosening are omitted, the working beat is fast, and the efficiency is high.
Description
Technical Field
The utility model particularly relates to a high efficiency straightener.
Background
Straightening after heat treatment is an important process in the production of shaft rod parts, and the straightening process is most used in the automobile industry, particularly the car industry, such as peripheral built parts of crankshafts and camshafts in engines, transmission shafts in gear boxes and the like, steering pull rods in steering shafts, rod parts of connecting rods in shock absorbers and the like, which need to be strictly straightened, and slender shafts and rod parts which usually do rotary motion or reciprocating motion in mechanical products are straightened. The straightening machine is a straightening device designed for bending deformation of a shaft rod type production disc after heat treatment, and can accurately measure radial runout of parts such as a pure circular section, a D-shaped section, a reference circle of a gear or a spline and the like of a shaft rod type workpiece. The existing straightening machine mainly has the following problems: firstly, the common straightening process is that a common V-shaped block is arranged on a workbench of an oil press for positioning and is directly pressed by the oil press, the labor intensity is high when the part is straightened by the common V-shaped block, the production efficiency is seriously influenced, and the part with larger diameter and heavier weight has higher requirements on a supporting device of the straightening machine; secondly, the measurement process and the straightening process of a common straightening machine are carried out separately, a shaft workpiece is measured firstly, the workpiece is driven to rotate by a tip or a roller during measurement, the tip or the roller needs to be loosened during straightening, the workpiece is placed on a supporting seat for straightening, so that the clamping and loosening actions are repeated once each measurement and straightening action is carried out, each workpiece generally needs to be subjected to the measurement and straightening processes for 2-4 times, and the straightening work efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the prior art, the utility model provides a high efficiency straightener has simple structure, the efficient characteristics of alignment.
The utility model provides a technical scheme of above-mentioned problem does: a high-efficiency straightening machine comprises a rack, a workbench, a hydraulic machine, supporting devices and clamping devices, wherein an oil cylinder of the hydraulic machine is fixed at the top of the rack, a detection rod is arranged right below the oil cylinder, the workbench is positioned on the rack, the two clamping devices are positioned on the left side and the right side of the workbench, and the supporting devices are arranged between the two clamping devices;
the clamping device comprises a tip mechanism, a first translation mechanism and a second translation mechanism; the centre mechanism comprises a centre supporting seat, a centre mounting seat and a rotating centre, the centre mounting seat is positioned above the centre supporting seat, the centre mounting seat is connected with the centre supporting seat through four electric push rods, the electric push rods are positioned at four corners of the centre supporting seat, and the rotating centre is mounted on the centre mounting seat; the center mounting base is connected with a ball screw nut base, the nut base is in threaded connection with the ball screw, and the ball screw is connected with a motor;
the supporting device comprises a base, a V-shaped frame, a first cylindrical roller and a second cylindrical roller;
the V-shaped frame comprises a fixed frame, rotating frames and a swinging cylinder, the fixed frame and the rotating frames are rectangular frames, the two rotating frames are respectively positioned at the left side and the right side of the fixed frame, the rotating frames are hinged with the fixed frame, a pushing rod of the swinging cylinder is connected with the rotating frames, and the bottom of the swinging cylinder is fixed on the base;
the inner surface of the fixed frame is provided with a plurality of first mounting holes, the first mounting holes are respectively positioned at the front end and the rear end of the fixed frame, each first mounting hole is internally provided with a first cylindrical roller, and the first cylindrical rollers are fixed in the first mounting holes through rolling bearings;
the rotating frame comprises first plates and second plates, wherein the two first plates are in front and back mirror images, the two second plates are respectively positioned at the left side and the right side of the first plates, and the second plates are vertically connected with the first plates; the first plate is of a hollow structure, a transmission area and a mounting area are arranged on the first plate, transmission holes are respectively formed in the transmission area, and a plurality of second mounting holes are formed in the mounting area; a transmission shaft is arranged in the transmission hole, two ends of the transmission shaft penetrate through the transmission hole, one end of the transmission shaft is connected with the motor, the parts of the transmission shaft, which are positioned in the first plate, are respectively provided with a driving chain wheel, and the driving chain wheels are positioned in the first plate; a second cylindrical roller is arranged in each second mounting hole, two ends of each second cylindrical roller are respectively provided with a connecting end, the connecting ends penetrate through the second mounting holes, the parts of the connecting ends, which are positioned in the first plate, are respectively provided with a driven chain wheel, and the driven chain wheels are positioned in the first plate; the chain wheels are meshed through chains;
the V-shaped frame is connected with the base through the fixed frame and is positioned above the base.
The radius of the cylindrical roller is R1, the radius of the connecting end is R2, and R1 is greater than R2.
The distance between two adjacent first mounting holes is equal, and the distance between two adjacent second mounting holes is equal.
The driving chain wheel and the driven chain wheel have the same number of teeth.
The first cylindrical roller is the same size as the second cylindrical roller.
The utility model discloses beneficial effect has: the utility model has simple structure, convenient use and wide application range; the plurality of second cylindrical rollers with adjustable rotating speeds are arranged on the V-shaped frame, so that the labor intensity is reduced, and the production efficiency is improved; the angle of the V-shaped frame can be adjusted by arranging the swing cylinder on the second frame, so that the swing frame can better adapt to parts with different diameters and has a good supporting effect; when the workpiece is straightened after being measured, the workpiece does not need to be loosened, and only the workpiece needs to be driven to be adjusted to the proper position of the V-shaped frame to be straightened, so that the steps of repeatedly clamping and loosening are omitted, the working beat is fast, and the efficiency is high.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a schematic structural view of the clamping device of the present invention.
Fig. 3 is a front view of the supporting device of the present invention.
Fig. 4 is a top view of the supporting device of the present invention.
Fig. 5 is a cross-sectional view of the supporting device of the present invention.
Fig. 6 is a schematic view of the structure of the moving frame of the present invention.
Fig. 7 is a schematic diagram of the structure of the moving frame of the present invention.
Fig. 8 is a schematic view of the structure of the fixing frame of the present invention.
In the figure: 1-base, 2-V-shaped frame, 3-first cylindrical roller, 4-second cylindrical roller, 5-fixed frame, 6-rotating frame, 7-oscillating cylinder, 8-first mounting hole, 9-second mounting hole, 10-first plate, 11-second plate, 12-transmission hole, 13-transmission shaft, 14-motor, 15-driving sprocket, 16-driven sprocket, 17-chain, 101-workbench, 102-hydraulic machine, 103-supporting device, 104-clamping device, 105-detection rod, 106-tip mechanism, 107-electric push rod, 108-ball screw, 109-tip supporting seat, 110-tip mounting seat, 111-nut seat, 112-rotating tip, 113-motor, 114-workpiece.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
A high-efficiency straightening machine comprises a rack, a workbench, a hydraulic machine, supporting devices and clamping devices, wherein an oil cylinder of the hydraulic machine is fixed at the top of the rack, a detection rod is arranged right below the oil cylinder, the workbench is positioned on the rack, the two clamping devices are positioned on the left side and the right side of the workbench, and the supporting devices are arranged between the two clamping devices;
the clamping device comprises a tip mechanism, an electric push rod and a ball screw; the centre mechanism comprises a centre supporting seat, a centre mounting seat and a rotating centre, the centre mounting seat is positioned above the centre supporting seat, the centre mounting seat is connected with the centre supporting seat through four electric push rods, the electric push rods are positioned at four corners of the centre supporting seat, and the rotating centre is mounted on the centre mounting seat; the center mounting base is connected with a ball screw nut base, the nut base is in threaded connection with the ball screw, and the ball screw is connected with a motor;
the supporting device comprises a base, a V-shaped frame, a first cylindrical roller and a second cylindrical roller;
the V-shaped frame comprises a fixed frame, rotating frames and a swinging cylinder, the fixed frame and the rotating frames are rectangular frames, the two rotating frames are respectively positioned at the left side and the right side of the fixed frame, the rotating frames are hinged with the fixed frame, a pushing rod of the swinging cylinder is connected with the rotating frames, and the bottom of the swinging cylinder is fixed on the base;
the inner surface of the fixed frame is provided with a plurality of first mounting holes, the first mounting holes are respectively positioned at the front end and the rear end of the fixed frame, each first mounting hole is internally provided with a first cylindrical roller, and the first cylindrical rollers are fixed in the first mounting holes through rolling bearings;
the rotating frame comprises first plates and second plates, wherein the two first plates are in front and back mirror images, the two second plates are respectively positioned at the left side and the right side of the first plates, and the second plates are vertically connected with the first plates; the first plate is of a hollow structure, a transmission area and a mounting area are arranged on the first plate, transmission holes are respectively formed in the transmission area, and a plurality of second mounting holes are formed in the mounting area; a transmission shaft is arranged in the transmission hole, two ends of the transmission shaft penetrate through the transmission hole, one end of the transmission shaft is connected with the motor, the parts of the transmission shaft, which are positioned in the first plate, are respectively provided with a driving chain wheel, and the driving chain wheels are positioned in the first plate; a second cylindrical roller is arranged in each second mounting hole, two ends of each second cylindrical roller are respectively provided with a connecting end, the connecting ends penetrate through the second mounting holes, the parts of the connecting ends, which are positioned in the first plate, are respectively provided with a driven chain wheel, and the driven chain wheels are positioned in the first plate; the chain wheels are meshed through chains;
the V-shaped frame is connected with the base through the fixed frame and is positioned above the base.
The radius of the cylindrical roller is R1, the radius of the connecting end is R2, and R1 is greater than R2.
The distance between two adjacent first mounting holes is equal, and the distance between two adjacent second mounting holes is equal.
The driving chain wheel and the driven chain wheel have the same number of teeth.
The first cylindrical roller is the same size as the second cylindrical roller.
When the device works, the rotating center drives the workpiece to rotate for measurement, and the workpiece is straightened after the measurement is finished, the workpiece does not need to be loosened, and only the workpiece needs to be driven to be adjusted to a proper position of the V-shaped frame for straightening, so that the steps of repeatedly clamping and loosening are omitted; after a workpiece is placed on the V-shaped frame, the oscillating cylinder is adjusted according to the diameter of the workpiece, and the angle of the V-shaped frame is set to adapt to the diameter of the workpiece; and the second cylindrical roller on the V-shaped frame rotates during straightening, so that the labor intensity is reduced.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (5)
1. A high-efficiency straightening machine is characterized by comprising a rack, a workbench, a hydraulic machine, supporting devices and clamping devices, wherein an oil cylinder of the hydraulic machine is fixed at the top of the rack, a detection rod is arranged right below the oil cylinder, the workbench is positioned on the rack, the two clamping devices are positioned on the left side and the right side of the workbench, and the supporting devices are arranged between the two clamping devices;
the clamping device comprises a tip mechanism, an electric push rod and a ball screw; the centre mechanism comprises a centre supporting seat, a centre mounting seat and a rotating centre, the centre mounting seat is positioned above the centre supporting seat, the centre mounting seat is connected with the centre supporting seat through four electric push rods, the electric push rods are positioned at four corners of the centre supporting seat, and the rotating centre is mounted on the centre mounting seat; the center mounting base is connected with a ball screw nut base, the nut base is in threaded connection with the ball screw, and the ball screw is connected with a motor;
the supporting device comprises a base, a V-shaped frame, a first cylindrical roller and a second cylindrical roller;
the V-shaped frame comprises a fixed frame, rotating frames and a swinging cylinder, the fixed frame and the rotating frames are rectangular frames, the two rotating frames are respectively positioned at the left side and the right side of the fixed frame, the rotating frames are hinged with the fixed frame, a pushing rod of the swinging cylinder is connected with the rotating frames, and the bottom of the swinging cylinder is fixed on the base;
the inner surface of the fixed frame is provided with a plurality of first mounting holes, the first mounting holes are respectively positioned at the front end and the rear end of the fixed frame, each first mounting hole is internally provided with a first cylindrical roller, and the first cylindrical rollers are fixed in the first mounting holes through rolling bearings;
the rotating frame comprises first plates and second plates, wherein the two first plates are in front and back mirror images, the two second plates are respectively positioned at the left side and the right side of the first plates, and the second plates are vertically connected with the first plates; the first plate is of a hollow structure, a transmission area and a mounting area are arranged on the first plate, transmission holes are respectively formed in the transmission area, and a plurality of second mounting holes are formed in the mounting area; a transmission shaft is arranged in the transmission hole, two ends of the transmission shaft penetrate through the transmission hole, one end of the transmission shaft is connected with the motor, the parts of the transmission shaft, which are positioned in the first plate, are respectively provided with a driving chain wheel, and the driving chain wheels are positioned in the first plate; a second cylindrical roller is arranged in each second mounting hole, two ends of each second cylindrical roller are respectively provided with a connecting end, the connecting ends penetrate through the second mounting holes, the parts of the connecting ends, which are positioned in the first plate, are respectively provided with a driven chain wheel, and the driven chain wheels are positioned in the first plate; the chain wheels are meshed through chains;
the V-shaped frame is connected with the base through the fixed frame and is positioned above the base.
2. The high efficiency straightener of claim 1, wherein the radius of the second cylindrical roller is R1 and the radius of the connecting end is R2, R1> R2.
3. The high efficiency straightener of claim 1, wherein the distance between two adjacent first mounting holes is equal and the distance between two adjacent second mounting holes is equal.
4. A high efficiency straightener as claimed in claim 1, wherein the drive sprocket and the driven sprocket are of equal number of teeth.
5. A high efficiency straightener as claimed in claim 1, wherein the first cylindrical roller is the same size as the second cylindrical roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922131490.XU CN212093820U (en) | 2019-12-03 | 2019-12-03 | High efficiency straightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922131490.XU CN212093820U (en) | 2019-12-03 | 2019-12-03 | High efficiency straightener |
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| Publication Number | Publication Date |
|---|---|
| CN212093820U true CN212093820U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201922131490.XU Active CN212093820U (en) | 2019-12-03 | 2019-12-03 | High efficiency straightener |
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| CN (1) | CN212093820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117816792A (en) * | 2024-03-06 | 2024-04-05 | 长春上科机械有限公司 | Lead screw straightening device and straightening method thereof |
-
2019
- 2019-12-03 CN CN201922131490.XU patent/CN212093820U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117816792A (en) * | 2024-03-06 | 2024-04-05 | 长春上科机械有限公司 | Lead screw straightening device and straightening method thereof |
| CN117816792B (en) * | 2024-03-06 | 2024-04-30 | 长春上科机械有限公司 | Lead screw straightening device and straightening method thereof |
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