CN111451339A - Eccentric connecting rod torsion device - Google Patents
Eccentric connecting rod torsion device Download PDFInfo
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- CN111451339A CN111451339A CN202010417396.5A CN202010417396A CN111451339A CN 111451339 A CN111451339 A CN 111451339A CN 202010417396 A CN202010417396 A CN 202010417396A CN 111451339 A CN111451339 A CN 111451339A
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- connecting rod
- block
- pushing piece
- eccentric
- fixed
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- 238000003825 pressing Methods 0.000 claims abstract description 39
- 230000003139 buffering effect Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/14—Twisting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
Abstract
The invention provides an eccentric connecting rod torsion device which comprises an upper pressing mechanism, a lower pressing mechanism and a rotating mechanism, wherein the upper pressing mechanism is connected with the lower pressing mechanism through a connecting rod; the upper pressing mechanism comprises a first pushing piece, the fixed end of the first pushing piece is fixedly connected with the first fixing plate, and the telescopic end of the first pushing piece is detachably connected with the upper fixing block; the lower pressing mechanism comprises a second pushing piece, the fixed end of the second pushing piece is hinged with the first fixed plate, the telescopic end of the second pushing piece is connected with the lower fixed block through a pushing assembly, the lower fixed block and the upper fixed block are matched for pressing one end of the eccentric connecting rod, and the other end of the eccentric connecting rod is clamped in the clamping assembly; the rotating mechanism comprises a third cylinder, the telescopic end of the third cylinder is connected with the clamping component through a rotating connecting rod, and a third pushing piece moves back and forth to drive the connecting rod to twist; the invention provides an eccentric torsion forming device suitable for connecting rods with different cross-sectional shapes, and the connecting rods formed by torsion through the device are stable in quality, high in working efficiency, safe and reliable.
Description
Technical Field
The invention belongs to an eccentric torsion device, and particularly relates to an eccentric connecting rod torsion device.
Background
The connecting rod is commonly used for power transmission, movement mode change and various fixed connections of various connecting rods in our lives, but in the prior art, the connecting rod is mostly manufactured by means of manual twisting or welding of sheet metal workers during manufacturing, the production efficiency is very low, the connecting rod needs to be continuously corrected in the manual production process, the instability of the twisting angle and the eccentric distance of the connecting rod brings a lot of troubles for subsequent installation and construction, and therefore a new eccentric connecting rod twisting device needs to be designed.
Disclosure of Invention
The invention aims to overcome the problems in the prior art, and provides an eccentric connecting rod twisting device which can quickly adjust the eccentricity according to the length of a connecting rod, is also suitable for connecting rods with different section shapes, can ensure stable quality of a formed connecting rod, is simple and convenient to operate and has high working efficiency.
The technical scheme of the invention is as follows: an eccentric connecting rod torsion device comprises an upper pressing mechanism, a lower pressing mechanism and a rotating mechanism;
the upper pressing mechanism comprises a first pressing piece, the fixed end of the first pressing piece is fixedly connected with the first fixing plate, and the telescopic end of the first pressing piece is detachably connected with the upper fixing block and drives the upper fixing block to move up and down to press the eccentric connecting rod;
the lower pressing mechanism comprises a second pushing piece, the fixed end of the second pushing piece is hinged with the first fixed plate, the telescopic end of the second pushing piece is connected with the lower fixed block through a pushing assembly and drives the lower fixed block to move up and down, and the lower fixed block is matched with the upper fixed block and used for pressing one end of the eccentric connecting rod;
the rotating mechanism comprises a third pushing piece, the fixed end of the third pushing piece is hinged to the second fixed plate, the telescopic end of the third pushing piece is connected with a clamping component used for clamping the other end of the eccentric connecting rod through a rotating connecting rod, and the third pushing piece moves back and forth to drive the eccentric connecting rod to twist.
The propelling assembly comprises a first block body, the first block body is of a wedge structure and is connected with the telescopic end of the second pushing piece, a second block body which is matched with the first block body and is also of the wedge structure is arranged above the first block body, the upper end of the second block body is detachably connected with the lower fixing block, the second block body is positioned in a machine body stand column, and the machine body stand column is fixed on the upper surface of the first fixing plate; the front side and the rear side of the second block body are of a dovetail-shaped sliding block structure, and the dovetail-shaped sliding block is in sliding connection with a dovetail-shaped sliding groove formed in the inner side of the machine body stand column.
The lower end of the first block is provided with a guide rail which is in sliding connection with the first block, and the guide rail is fixed on the upper surface of the first fixing plate; the telescopic end of the second pushing piece pushes the first block to move left and right along the guide rail, the first block is matched with the wedge surface of the second block to drive the second block to slide up and down along the machine body stand column when moving left and right, and the second block slides up and down along the machine body stand column to drive the lower fixing block to move up and down.
The clamping assembly comprises a product fixing block, the product fixing block is used for clamping the other end of the eccentric connecting rod, the product block group is connected with one end of the rotating shaft through the second connecting block, the other end of the rotating shaft is connected with the rotating connecting rod through a flat key, and the other end of the rotating connecting rod is hinged with the telescopic end of the third pushing piece.
The first pushing piece is a first air cylinder, the second pushing piece is a second air cylinder, the third pushing piece is a third air cylinder, the first pushing piece, the second pushing piece and the third pushing piece are respectively connected with a P L C controller, a P L C controller is connected with an operation button, the P L C controller is further connected with a distance sensor, the distance sensor is arranged at the end part of the third pushing piece and used for sensing the extending distance of the telescopic end of the third pushing piece and changing the torsion angle by changing the extending distance of the telescopic end, and the P L C controller is further connected with a safety door sensor of a safety vertical moving door.
The upper surface of the first fixing plate is located on one side of the rotating connecting rod, a connecting rod positioning column used for limiting the maximum rotating angle of the rotating connecting rod is arranged, a connecting rod positioning block is detachably connected to the upper end of the connecting rod positioning column, mechanical limiting is carried out on the rotating angle of the rotating connecting rod through the connecting rod positioning block, and the safety of the rotating mechanism is guaranteed.
And one side of the first block body, which is far away from the second pushing piece, is provided with a thrust fixed block, the thrust fixed block is fixed on the upper surface of the first fixed plate, and a spring for buffering thrust is arranged between the thrust fixed block and the first block body.
The fixed end of the first pushing piece is fixed at the upper end of a first supporting seat, and the lower end of the first supporting seat is fixed on the upper surface of the first fixing plate; the telescopic end of the first pushing piece longitudinally penetrates through the first supporting seat, the telescopic end of the first pushing piece is fixedly connected with the upper end of the connecting rod, the lower end of the connecting rod is fixedly connected with the first connecting block, and the first connecting block is detachably connected with the upper fixing block.
The fixed end of the third pushing piece is hinged on a hinged seat fixed at the upper end of the second supporting seat, and the second supporting seat is fixed on the upper surface of the second fixing plate.
The lower fixing block is internally provided with a magnet for preventing the eccentric connecting rod from rotating, and the upper fixing block and the lower fixing block can be quickly detached and replaced according to the profile of the cross section of the manufactured connecting rod.
The invention has the beneficial effects that:
1. according to the invention, a proper product fixing block quick adjusting mechanism can be selected according to the length of the connecting rod, and the product fixing block and the second connecting block can be quickly disassembled and replaced, so that the eccentric connecting rod twisting device is suitable for connecting rods with different lengths.
2. The eccentric connecting rod torsion device can select the appropriate upper fixing block and lower fixing block according to the profile and the eccentricity of the section of the manufactured eccentric connecting rod, and the upper fixing block and the lower fixing block can be quickly disassembled and replaced, so that the eccentric connecting rod torsion device is suitable for the section shapes of different connecting rods.
3. The invention utilizes the up-and-down motion of the first pushing piece and the left-and-right motion of the second pushing piece to drive the upper fixed block and the lower fixed block to be matched to press one end of the eccentric connecting rod.
4. The invention is provided with a third pushing piece, the linear motion of the third pushing piece is converted into the circular motion of the connecting rod, and the eccentric connecting rod is driven to twist through the circular motion of the connecting rod.
5. The invention reasonably enables different motion modes to automatically move according to the torsion forming characteristics of the eccentric connecting rod through the automatic control of P L C, thereby realizing the torsion forming of the eccentric connecting rod.
Drawings
FIG. 1 is an elevational view of the overall construction of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of a rotating mechanism of the present invention;
FIG. 4 is a schematic view of a clamping assembly according to the present invention;
FIG. 5 is a schematic view of the structure of the sliding block and the sliding groove of the present invention;
FIG. 6 is a schematic structural view of an upper fixing block and a lower fixing block pressing a workpiece according to the present invention;
FIG. 7 is a schematic view of the structure of the product fixing block of the present invention engaged with a workpiece;
FIG. 8 is a block diagram of the control scheme of P L C according to the present invention.
Description of reference numerals:
1. the device comprises a first supporting seat, a second supporting seat, a first pushing piece, a third supporting seat, a connecting rod, a fourth supporting seat, a fifth supporting seat, a sixth connecting rod, a sixth connecting block, a sixth connecting rod, a sixth connecting block, a.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Example 1:
the embodiment provides an eccentric connecting rod torsion device, which comprises an upper pressing mechanism, a lower pressing mechanism and a rotating mechanism;
the upper pressing mechanism comprises a first pushing part 2, the fixed end of the first pushing part 2 is fixedly connected with a first fixing plate 27, and the telescopic end of the first pushing part 2 is detachably connected with an upper fixing block 5 and drives the upper fixing block to move up and down to press an eccentric connecting rod 28.
The lower pressing mechanism comprises a second pushing piece 9, the fixed end of the second pushing piece 9 is hinged to a first fixing plate 27, the telescopic end of the second pushing piece 9 is connected with a lower fixing block 6 through a pushing assembly and drives the lower fixing block 6 to move up and down, and the lower fixing block 6 is matched with an upper fixing block 5 and used for pressing one end of an eccentric connecting rod 28.
The rotating mechanism comprises a third pushing piece 30, the fixed end of the third pushing piece 30 is hinged with the second fixing plate 26, the telescopic end of the third pushing piece 30 is connected with a clamping component used for clamping the other end of the eccentric connecting rod 28 through a rotating connecting rod 23, and the third pushing piece 30 moves back and forth to drive the eccentric connecting rod 28 to twist.
Further, the propelling assembly comprises a first block body 12, the first block body 12 is of a wedge structure, the first block body 12 is connected with the telescopic end of the second pushing piece 9, a second block body 10 which is matched with the first block body 12 and is also of the wedge structure is arranged above the first block body 12, the upper end of the second block body 10 is detachably connected with the lower fixing block 6, the second block body 10 is located inside the machine body upright post 7, and the machine body upright post 7 is fixed on the upper surface of the first fixing plate 27; the front side and the rear side of the second block body 10 are of a dovetail-shaped sliding block structure, and the dovetail-shaped sliding block is in sliding connection with a dovetail-shaped sliding groove formed in the inner side of the machine body upright post 7.
Further, the lower end of the first block 12 is provided with a guide rail 11 connected with the first block in a sliding manner, and the guide rail 11 is fixed on the upper surface of the first fixing plate 27; the telescopic end of the second pushing piece 9 pushes the first block 12 to move left and right along the guide rail 11, when the first block 12 moves left and right, the first block 12 is matched with the wedge surface of the second block 10 to drive the second block 10 to slide up and down along the machine body upright post 7, and the second block 10 slides up and down along the machine body upright post 7 to drive the lower fixing block 6 to move up and down.
Further, the clamping component comprises a product fixing block 15, the product fixing block 15 is used for clamping the other end of the eccentric connecting rod, the product block group 15 is connected with one end of a rotating shaft 22 through a second connecting block 16, the other end of the rotating shaft 22 is connected with a rotating connecting rod 23 through a flat key 24, and the other end of the rotating connecting rod 23 is hinged with the telescopic end of the third pushing piece 30.
Further, install in the lower fixed block 6 and be used for preventing eccentric connecting rod pivoted magnet 40, go up fixed block 5 and lower fixed block 6 and can dismantle the change fast according to the cross-sectional profile appearance of the connecting rod of making.
When the device is used, an appropriate upper fixing block 5 and an appropriate lower fixing block 6 are selected according to the cross-sectional profile and the eccentricity of the eccentric connecting rod, one end of the eccentric connecting rod is placed between the upper fixing block 5 and the quick-release lower fixing block 6, the eccentric connecting rod is firmly attached to the side surface by a magnet 40 fixed in the lower fixing block 6 for positioning and preventing the eccentric connecting rod workpiece from deflecting, and the other end of the eccentric connecting rod is clamped in the product fixing block 15;
then, a second pushing piece 9 of the lower pressing mechanism is started, the telescopic end of the second pushing piece 9 pushes a first block 12, the first block 12 pushes a second block 10, and the lower surface of the second block 10 and the upper surface of the first block 12 are mutually matched inclined planes, so that the first block 12 can push dovetail-shaped sliding block structures on two sides of the first block 10 to slide upwards along a dovetail-shaped sliding groove formed in the inner side of a machine body upright post 7, the first block 10 can push a lower fixing block 6 to move upwards to a working position in the upwards sliding process, and a magnet 40 arranged in the lower fixing block 6 sucks a connecting rod 28 on the side surface of the lower fixing block 6 to prevent the connecting rod from deflecting; then, starting a first pushing piece 2 of the upper pressing mechanism, wherein the telescopic end of the first pushing piece 2 longitudinally penetrates through a first supporting seat 1 to drive a connecting rod 3 to move downwards, the connecting rod 3 moves downwards to drive a first connecting block 4 to move downwards, the first connecting block 4 moves downwards to drive an upper fixing block 5 which is detachably connected with the first connecting block to move downwards, and the first connecting block 4 is matched with a lower fixing block 6 to press one end of an eccentric connecting rod;
after one end of the eccentric connecting rod is pressed and fixed, the third pushing piece 30 is started, the telescopic end of the third pushing piece 30 drives the rotating connecting rod 23 connected with the tail end of the third pushing piece to rotate during linear motion, the rotating connecting rod 23 drives the rotating shaft 22 to rotate, the rotating shaft 22 rotates to drive the rotating product fixing block 15 connected with the rotating product fixing block through the rotating shaft second connecting block 16 to rotate, and then the eccentric connecting rod is driven to twist to finish twisting work.
Example 2:
in this embodiment, based on embodiment 1, the first pushing member 2 is a first cylinder, the second pushing member 9 is a second cylinder, the third pushing member 30 is a third cylinder, the first pushing member, the second pushing member and the third pushing member are respectively connected to a P L C controller 36, the P L C controller 36 is connected to an operating button 35, the P L C controller 36 is further connected to a distance sensor 31, the distance sensor 31 is disposed at an end of the third pushing member 30 and used for sensing an extending distance of a telescopic end of the third pushing member 30, and a torsion angle is changed by changing the extending distance of the telescopic end, and the P L C controller 36 is further connected to a safety door sensor 34 of the safety up-down moving door.
In the application, a P L C controller 36 is connected with a first pushing piece and a second pushing piece, a P L C controller 36 is further connected with an operation button 35, the operation button 35 sends signals to the P L C controller 36, the first pushing piece and the second pushing piece are controlled to work through the P L C controller 36 to press one end of an eccentric connecting rod tightly, the P L C controller 36 is further connected with a third pushing piece, a telescopic end of the third pushing piece does linear motion, the linear motion of the telescopic end is converted into circular motion of a rotating connecting rod 23, the circular motion of the rotating connecting rod 23 is converted into torsion of the eccentric connecting rod, therefore, the torsion angle of the eccentric connecting rod can be changed by changing the extending distance of the telescopic end, a distance sensor 31 is arranged at the end part of the third pushing piece, the distance sensor 31 senses the extending distance of the telescopic end of the third pushing piece 30, when the extending distance reaches a set value, namely the torsion angle of the eccentric connecting rod reaches the set value, the distance sensor 31 sends signals to the P L C controller 36, and the P L C controller 36 controls the third pushing piece 30 to.
Example 3:
this embodiment is based on embodiment 2, first fixed plate 27 upper surface is located one side of rotating connecting rod 23 is equipped with the connecting rod reference column 33 that is used for restricting its maximum turned angle, and connecting rod locating piece 32 can be dismantled and be connected with to connecting rod reference column 33 upper end, carries out mechanical spacing through connecting rod locating piece 32 to the turned angle of rotating connecting rod 23, guarantees slewing mechanism's safety.
This application is equipped with connecting rod reference column 33 and connecting rod locating piece 32, if apart from inductor 31 break down after rotating connecting rod 23 and rotating the set angle, feedback signal gives P L C controller 36 in time, so rotate connecting rod 23 and will continue to rotate, it just can make eccentric connecting rod's torsion angle big to rotate connecting rod 23 to continue to rotate, so to avoid eccentric connecting rod's torsion angle big partially, be equipped with connecting rod locating piece 32, connecting rod locating piece 32 can be dismantled and connect in connecting rod reference column 33 upper end, it is spacing to carry out machinery to rotating connecting rod 23's rotation angle through connecting rod locating piece 32, guarantee slewing mechanism's security.
Example 4:
in this embodiment, based on embodiment 1, a thrust fixing block 14 is disposed on a side of the first block 12 away from the second pushing member 9, the thrust fixing block 14 is fixed on an upper surface of the first fixing plate 27, and a spring 13 for buffering thrust is disposed between the thrust fixing block 14 and the first block 12.
In the present application, a thrust fixed block 14 is provided for limiting the maximum advance distance of the first block 12, and a spring 13 is provided between the thrust fixed block 14 and the first block 12, and can be used for buffering the thrust of the second pushing member 9.
Example 5:
in this embodiment, based on embodiment 1, the fixed end of the first pushing member 2 is fixed at the upper end of the first supporting seat 1, and the lower end of the first supporting seat 1 is fixed at the upper surface of the first fixing plate 27; the telescopic end of the first pushing piece 1 longitudinally penetrates through the first supporting seat 1, the telescopic end of the first pushing piece 2 is also fixedly connected with the upper end of the connecting rod 3, the lower end of the connecting rod 3 is fixedly connected with the first connecting block 4, and the first connecting block 4 is detachably connected with the upper fixed block 5;
the fixed end of the third pushing member 30 is hinged on a hinge seat fixed at the upper end of the second supporting seat 17, and the second supporting seat 17 is fixed on the upper surface of the second fixing plate 26.
The working principle of the invention is as follows:
when the eccentric connecting rod twisting device is used, firstly, a first fixing plate 27 and a second fixing plate 26 are fixed on a base, then an appropriate upper fixing block 5 and a lower fixing block 6 are selected according to the section profile and the eccentricity of the manufactured eccentric connecting rod, one end of the manufactured eccentric connecting rod is fixed through a product fixing block 15, the other end of the eccentric connecting rod is placed between the upper fixing block 5 and the lower fixing block 6, and a magnet 40 fixed in the lower fixing block 6 is firmly attached to the side surface to be positioned and prevent the connecting rod workpiece from deflecting; the workpiece is pressed tightly by the upper fixing block 5 and the lower fixing block 6 in the twisting process.
After preparation is completed, a workpiece is placed in a groove of a product fixing block 15, then a second pushing member 9 of a lower pressing mechanism is started, a telescopic end of the second pushing member 9 pushes a first block 12, the first block 12 pushes a second block 10, and the lower surface of the second block 10 and the upper surface of the first block 12 are mutually matched inclined surfaces, so that the first block 12 can push the first block 10 to slide upwards along the first block 10, the lower fixing block 6 can be pushed to move upwards to a workpiece position in the upwards sliding process of the first block 10, and a magnet arranged in the lower fixing block 6 sucks a connecting rod on the side surface of the lower fixing block 6 to prevent the connecting rod from deflecting; then, a first pushing piece 2 of the upper pressing mechanism is started, the telescopic end of the first pushing piece 2 longitudinally penetrates through a first supporting seat 1, the upper pressing connecting rod 3 is driven to move downwards, the upper pressing connecting rod 3 moves downwards to drive an upper pressing second connecting block 4 to move downwards, the upper pressing second connecting block 4 moves downwards to drive an upper fixing block 5 which is detachably connected with the upper pressing second connecting block to move downwards, and the upper pressing second connecting block is matched with a lower fixing block 6 and used for pressing one end of an eccentric connecting rod.
After the eccentric connecting rod is well pressed and fixed, the third pushing piece 30 is started, the telescopic end of the third pushing piece 30 drives the rotating connecting rod 23 connected with the tail end of the third pushing piece to rotate during linear motion, the other end of the rotating connecting rod 23 drives the rotating shaft 22 to rotate through the flat key 24, the rotating shaft 22 rotates to drive the product fixing block 15 connected with the rotating shaft through the rotating shaft second connecting block 16 to rotate, and then the eccentric connecting rod is driven to twist to finish twisting work.
After the torsion is finished, the operating button 35 is started to control the second pushing piece 9 of the lower pressing mechanism to return, the first block body 12 is reset to the right side under the auxiliary action of the balance spring 13, and the second block body 10 falls down along the lower first connecting block sliding groove under the self-weight action; then, the start control button 35 controls the first pushing member 2 in the upper pressing mechanism to reset upwards, and drives the first connecting block 4 and the upper fixing block 5 fixed on the first connecting block 4 to reset upwards through the connecting rod 3. Then, the operating button 35 is started to control the third pushing member 30 in the rotating mechanism to reset, the third pushing member 30 resets through the rotating connecting rod 23 connected to the telescopic end of the third pushing member 30, and meanwhile, the flat key 24 drives the rotating shaft 22 to rotate, so that the product fixing block 15 connected with the rotating shaft 22 is driven to rotate and reset, and the workpiece can be taken out. One duty cycle is completed.
The fixed product fixing block 15, the upper fixing block 5 and the lower fixing block 6 can be replaced, and the forming machine can be used for forming all torsion parts with other shapes.
In conclusion, the invention provides the eccentric connecting rod torsion device which can be quickly adjusted according to the length and the eccentric distance of the connecting rod, is suitable for connecting rods with different cross-sectional shapes, can ensure stable quality of a formed connecting rod, is simple and convenient to operate, has high working efficiency, and is safe and reliable. The method can also be applied to the molding of other parts with torsion requirements.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (10)
1. An eccentric connecting rod torsion device is characterized by comprising an upper pressing mechanism, a lower pressing mechanism and a rotating mechanism;
the upper pressing mechanism comprises a first pushing piece (2), the fixed end of the first pushing piece (2) is fixedly connected with a first fixing plate (27), and the telescopic end of the first pushing piece (2) is detachably connected with an upper fixing block (5) and drives the upper fixing block to move up and down to press the eccentric connecting rod (28);
the lower pressing mechanism comprises a second pushing piece (9), the fixed end of the second pushing piece (9) is hinged with the first fixing plate (27), the telescopic end of the second pushing piece (9) is connected with the lower fixing block (6) through a pushing assembly and drives the lower fixing block (6) to move up and down, and the lower fixing block (6) is matched with the upper fixing block (5) and used for pressing one end of the eccentric connecting rod (28);
the rotating mechanism comprises a third pushing piece (30), the fixed end of the third pushing piece (30) is hinged to the second fixing plate (26), the telescopic end of the third pushing piece (30) is connected with a clamping component used for clamping the other end of the eccentric connecting rod (28) through a rotating connecting rod (23), and the third pushing piece (30) moves back and forth to drive the eccentric connecting rod (28) to twist.
2. The eccentric connecting rod torsion device according to claim 1, wherein the propelling component comprises a first block body (12), the first block body (12) is of a wedge structure, the first block body (12) is connected with the telescopic end of the second pushing piece (9), a second block body (10) which is also of a wedge structure and is matched with the first block body (12) is arranged above the first block body (12), the upper end of the second block body (10) is detachably connected with the lower fixing block (6), the second block body (10) is positioned inside a body upright post (7), and the body upright post (7) is fixed on the upper surface of the first fixing plate (27); the front side and the rear side of the second block body (10) are of a dovetail slide block structure, and the dovetail slide block is in sliding connection with a dovetail sliding groove formed in the inner side of the machine body upright post (7).
3. An eccentric link torsion device according to claim 2, wherein the first block (12) is provided at a lower end thereof with a guide rail (11) slidably coupled thereto, the guide rail (11) being fixed to an upper surface of the first fixing plate (27); the telescopic end of the second pushing piece (9) pushes the first block body (12) to move left and right along the guide rail (11), when the first block body (12) moves left and right, the first block body is matched with the inclined wedge surface of the second block body (10) to drive the second block body (10) to slide up and down along the machine body upright post (7), and the second block body (10) slides up and down along the machine body upright post (7) to drive the lower fixing block (6) to move up and down.
4. The eccentric connecting rod twisting device according to claim 1, wherein the clamping assembly comprises a product fixing block (15), the product fixing block (15) is used for clamping the other end of the eccentric connecting rod, the product block group (15) is connected with one end of a rotating shaft (22) through a second connecting block (16), the other end of the rotating shaft (22) is connected with a rotating connecting rod (23) through a flat key (24), and the other end of the rotating connecting rod (23) is hinged with the telescopic end of the third pushing member (30).
5. The eccentric connecting rod twisting device according to claim 1, wherein the first pushing member (2) is a first cylinder, the second pushing member (9) is a second cylinder, the third pushing member (30) is a third cylinder, the first pushing member, the second pushing member and the third pushing member are respectively connected with a P L C controller (36), a P L C controller (36) is connected with the control button (35), the P L C controller (36) is further connected with a distance sensor (31), the distance sensor (31) is arranged at the end of the third pushing member (30) and used for sensing the extending distance of the telescopic end of the third pushing member (30) and changing the twisting angle by changing the extending distance of the telescopic end, and the P L C controller (36) is further connected with a safety door sensor (34) of the safe up-down moving door.
6. The eccentric connecting rod torsion device according to claim 5, wherein a connecting rod positioning post (33) for limiting the maximum rotation angle of the first fixing plate (27) is arranged on one side of the rotating connecting rod (23) on the upper surface of the first fixing plate (27), a connecting rod positioning block (32) is detachably connected to the upper end of the connecting rod positioning post (33), and the rotation angle of the rotating connecting rod (23) is mechanically limited by the connecting rod positioning block (32), so that the safety of the rotating mechanism is ensured.
7. An eccentric link torsion device according to claim 1, wherein the side of the first block (12) remote from the second urging member (9) is provided with a thrust anchor (14), the thrust anchor (14) is fixed to the upper surface of the first fixing plate (27), and a spring (13) for buffering thrust is provided between the thrust anchor (14) and the first block (12).
8. An eccentric connecting rod twisting device according to claim 1, wherein the fixed end of the first urging member (2) is fixed to the upper end of the first supporting seat (1), and the lower end of the first supporting seat (1) is fixed to the upper surface of the first fixing plate (27); the telescopic end of the first pushing piece (1) longitudinally penetrates through the first supporting seat (1), the telescopic end of the first pushing piece (2) is fixedly connected with the upper end of the connecting rod (3), the lower end of the connecting rod (3) is fixedly connected with the first connecting block (4), and the first connecting block (4) is detachably connected with the upper fixing block (5).
9. An eccentric connecting rod twisting device according to claim 1, wherein the fixed end of the third urging member (30) is hinged to a hinge seat fixed to the upper end of the second supporting seat (17), and the second supporting seat (17) is fixed to the upper surface of the second fixing plate (26).
10. The eccentric link twisting apparatus according to claim 1, wherein the lower fixing block (6) is installed therein with a magnet (40) for preventing the eccentric link from rotating, and the upper fixing block (5) and the lower fixing block (6) can be rapidly disassembled and replaced according to the profile of the cross-sectional profile of the manufactured link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010417396.5A CN111451339A (en) | 2020-05-18 | 2020-05-18 | Eccentric connecting rod torsion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010417396.5A CN111451339A (en) | 2020-05-18 | 2020-05-18 | Eccentric connecting rod torsion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111451339A true CN111451339A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010417396.5A Pending CN111451339A (en) | 2020-05-18 | 2020-05-18 | Eccentric connecting rod torsion device |
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| CN (1) | CN111451339A (en) |
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| CN204294702U (en) * | 2014-11-17 | 2015-04-29 | 汝州郑铁三佳道岔有限公司 | A kind of rail clamping twist and warping device |
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| CN207981933U (en) * | 2018-02-06 | 2018-10-19 | 武汉市华源达科技有限公司 | A kind of torsion building mortion |
| CN208005187U (en) * | 2018-02-09 | 2018-10-26 | 郑州日产汽车有限公司 | Flexible pneumatic forced locking mechanism |
| CN108971294A (en) * | 2018-08-07 | 2018-12-11 | 河南森源电气股份有限公司 | A kind of connecting plate twist and warping device |
| CN109261768A (en) * | 2018-10-30 | 2019-01-25 | 南京吉凯微波技术有限公司 | A kind of bilateral twisting formation equipment of rectangle waveguide twist |
| CN109307590A (en) * | 2018-07-09 | 2019-02-05 | 长江大学 | A kind of downhole tool test combinations fixture applying torque |
| CN208495637U (en) * | 2018-05-30 | 2019-02-15 | 福建省昌辉机电有限公司 | A kind of generator lead-out wire torsion line apparatus |
| CN208684770U (en) * | 2018-08-27 | 2019-04-02 | 南京威斯顿光纤科技有限公司 | A kind of medical optical fiber twister |
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| CN209086088U (en) * | 2018-09-26 | 2019-07-09 | 南京胜利体育用品实业有限公司 | A kind of badminton racket frame torsional strength test machine |
| CN110216609A (en) * | 2019-07-22 | 2019-09-10 | 平顶山学院 | A kind of electric automatization fixture |
| CN209793049U (en) * | 2019-05-16 | 2019-12-17 | 重庆闰多精密机械有限公司 | Forearm press-fitting machine |
| CN209849613U (en) * | 2018-12-29 | 2019-12-27 | 无锡市振华亿美嘉科技有限公司 | Asynchronous steel core mould internal twisting mechanism |
| CN111112411A (en) * | 2019-12-31 | 2020-05-08 | 济南工程职业技术学院 | Strip-shaped plate twisting device |
| CN210487510U (en) * | 2019-08-13 | 2020-05-08 | 德州豪沃机械制造有限公司 | Torsion fatigue testing machine for beam assembly |
| CN212703843U (en) * | 2020-05-18 | 2021-03-16 | 淮安信息职业技术学院 | Eccentric connecting rod torsion device |
-
2020
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| GB2073631A (en) * | 1980-04-15 | 1981-10-21 | Rolls Royce | Blade twisting |
| SU1013069A1 (en) * | 1982-01-08 | 1983-04-23 | Днепропетровское Производственное Объединение По Выпуску Тяжелых Прессов | Unit for twist forming |
| JPS61255724A (en) * | 1985-05-10 | 1986-11-13 | Mitsubishi Heavy Ind Ltd | Forming method for torsion of plate material |
| US5058412A (en) * | 1990-04-24 | 1991-10-22 | Chun Zu Machinery Industry Co., Ltd. | Driving apparatus for activating a workpiece impelling mechanism in a nut former |
| JP2002137019A (en) * | 2000-10-27 | 2002-05-14 | Amada Co Ltd | Workpiece twisting machine and bending method using it |
| US20050217103A1 (en) * | 2004-04-02 | 2005-10-06 | Chih-Ching Hsien | Method for manufacturing a twisted handle and device for twisting the handle |
| US20060276248A1 (en) * | 2005-05-10 | 2006-12-07 | Eads Space Transportation Gmbh | Mechanical rotational drive |
| CN2889709Y (en) * | 2005-11-17 | 2007-04-18 | 武汉理工大学 | Double-side relative direction flanging type twist-forming mould |
| CN201136012Y (en) * | 2007-05-30 | 2008-10-22 | 新疆八一钢铁股份有限公司 | Billet torsion device |
| CN201669324U (en) * | 2010-02-08 | 2010-12-15 | 镇江泛美汽车零部件有限公司 | Twisting machine used for carrying out twisting processing on rod element in window wiper |
| CN203370889U (en) * | 2013-07-19 | 2014-01-01 | 北京智创联合科技有限公司 | Induction heating torsion system |
| CN204294702U (en) * | 2014-11-17 | 2015-04-29 | 汝州郑铁三佳道岔有限公司 | A kind of rail clamping twist and warping device |
| CN104785595A (en) * | 2015-04-22 | 2015-07-22 | 重庆飞龙江利汽车部件有限公司 | Workpiece twisting and forming device |
| CN204974876U (en) * | 2015-06-03 | 2016-01-20 | 宁波甬龙机械有限公司 | Alum bracket twists and warps device |
| CN204996892U (en) * | 2015-06-05 | 2016-01-27 | 陈培雄 | Flat bar twists reverse make -up machine |
| CN105033003A (en) * | 2015-08-25 | 2015-11-11 | 昆山维开安电子科技有限公司 | Torsion forming structure in mold |
| CN106217090A (en) * | 2016-08-23 | 2016-12-14 | 浙江申腾涂层织物有限公司 | A kind of eccentric claw clamping device |
| CN206095762U (en) * | 2016-08-30 | 2017-04-12 | 洛阳海纳检测仪器有限公司 | Melt two -way swing mechanism of furnace for model machine |
| CN206272453U (en) * | 2016-12-28 | 2017-06-20 | 重庆市爱华机电有限公司双福分公司 | Armature winding flat type copper wire termination torsion device |
| CN207139169U (en) * | 2017-08-30 | 2018-03-27 | 山东力得制动科技有限公司 | A kind of truck drum brake punching-welding shoe iron welds special fixture |
| CN207642075U (en) * | 2017-11-23 | 2018-07-24 | 杭州安烨户外休闲用品有限公司 | Iron plate twists and warps device |
| CN107790946A (en) * | 2017-11-30 | 2018-03-13 | 佛山职业技术学院 | A kind of clamping device of longitudinal beam |
| CN109909777A (en) * | 2017-12-13 | 2019-06-21 | 纳瑞盛（上海）实业有限公司 | A kind of workpiece positioning and pressing device for automatic production line |
| CN207981933U (en) * | 2018-02-06 | 2018-10-19 | 武汉市华源达科技有限公司 | A kind of torsion building mortion |
| CN208005187U (en) * | 2018-02-09 | 2018-10-26 | 郑州日产汽车有限公司 | Flexible pneumatic forced locking mechanism |
| CN108246857A (en) * | 2018-03-09 | 2018-07-06 | 江苏悍威汽车有限公司 | Iron plate twists and warps device |
| CN208495637U (en) * | 2018-05-30 | 2019-02-15 | 福建省昌辉机电有限公司 | A kind of generator lead-out wire torsion line apparatus |
| CN109307590A (en) * | 2018-07-09 | 2019-02-05 | 长江大学 | A kind of downhole tool test combinations fixture applying torque |
| CN208840256U (en) * | 2018-07-23 | 2019-05-10 | 杭州安费诺嘉力讯连接技术有限公司 | Automatic twist mechanism |
| CN108971294A (en) * | 2018-08-07 | 2018-12-11 | 河南森源电气股份有限公司 | A kind of connecting plate twist and warping device |
| CN208684770U (en) * | 2018-08-27 | 2019-04-02 | 南京威斯顿光纤科技有限公司 | A kind of medical optical fiber twister |
| CN209086088U (en) * | 2018-09-26 | 2019-07-09 | 南京胜利体育用品实业有限公司 | A kind of badminton racket frame torsional strength test machine |
| CN109261768A (en) * | 2018-10-30 | 2019-01-25 | 南京吉凯微波技术有限公司 | A kind of bilateral twisting formation equipment of rectangle waveguide twist |
| CN209849613U (en) * | 2018-12-29 | 2019-12-27 | 无锡市振华亿美嘉科技有限公司 | Asynchronous steel core mould internal twisting mechanism |
| CN209793049U (en) * | 2019-05-16 | 2019-12-17 | 重庆闰多精密机械有限公司 | Forearm press-fitting machine |
| CN110216609A (en) * | 2019-07-22 | 2019-09-10 | 平顶山学院 | A kind of electric automatization fixture |
| CN210487510U (en) * | 2019-08-13 | 2020-05-08 | 德州豪沃机械制造有限公司 | Torsion fatigue testing machine for beam assembly |
| CN111112411A (en) * | 2019-12-31 | 2020-05-08 | 济南工程职业技术学院 | Strip-shaped plate twisting device |
| CN212703843U (en) * | 2020-05-18 | 2021-03-16 | 淮安信息职业技术学院 | Eccentric connecting rod torsion device |
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