CN112178143A - Crank block mechanism capable of controlling balance inertia force - Google Patents
Crank block mechanism capable of controlling balance inertia force Download PDFInfo
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- CN112178143A CN112178143A CN202011004421.3A CN202011004421A CN112178143A CN 112178143 A CN112178143 A CN 112178143A CN 202011004421 A CN202011004421 A CN 202011004421A CN 112178143 A CN112178143 A CN 112178143A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H21/00—Gearings comprising primarily only links or levers, with or without slides
- F16H21/10—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane
- F16H21/16—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane for interconverting rotary motion and reciprocating motion
- F16H21/18—Crank gearings; Eccentric gearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H21/00—Gearings comprising primarily only links or levers, with or without slides
- F16H21/06—Gearings comprising primarily only links or levers, with or without slides which can be made ineffective when desired
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention provides a crank sliding block mechanism capable of controlling balance inertia force, relates to the technical field of crank sliding blocks, and aims to solve the problem that when the existing crank sliding block mechanism is used and needs to control a crank sliding block to stop in a balance vertical state, the crank sliding block mechanism can generate displacement after being stopped due to the rotation inertia force of the crank sliding block; the main part is rectangular plate-shaped structure, and the upper and lower both ends of main part are equipped with two mounting holes. The main shaft is used for installing between upset arm and swing arm, and the slider-crank is when the pivoted, needs to make it stop under the vertical state, and can not produce when inertial force, can directly rise through electronic jar of on-off control, makes the fastener can be relieved spacingly, makes the fastener can be in by the state of spring outside support, when the swing arm rotated the vertical state, can compress the fastener earlier, then moved outwards by the spring top, and then the effectual inside of inserting the draw-in groove.
Description
Technical Field
The invention belongs to the technical field of crank sliders, and particularly relates to a crank slider mechanism capable of controlling balance inertia force.
Background
The crank-slider mechanism is a plane connecting rod mechanism which realizes the mutual conversion of rotation and movement by using a crank and a slider, a component which forms a moving pair with a rack in the crank-slider mechanism is the slider, and a component which is connected with the crank and the slider through the rotating pair is a connecting rod.
For example, application No.: CN200810018388.2 relates to a method for balancing inertia force of a crank connecting rod sliding block mechanism of a high-speed punch press, which comprises the steps of disclosing the mechanism of generating the inertia force by the crank connecting rod sliding block mechanism, using the full balance of the inertia force as the design idea, and using the full-symmetrical crank connecting rod sliding block mechanism with double points or four points double cranks as the basis, deriving a calculation formula for accurately balancing the mass of a bull gear eccentric block on a crankshaft when the inertia force is fully balanced, thereby realizing the purpose of simply adjusting the mass of the eccentric block according to different masses of a die to balance the inertia force in the vertical direction, and obtaining good dynamic balance effect in the industrial practical application of the high-speed punch press with 1000 kN.
Based on the prior art discovery, current slider-crank mechanism when using, when needs control slider-crank stops in balanced vertical state, because slider-crank's rotation inertia can lead to slider-crank mechanism to stop the back and produce the displacement, and current slider-crank mechanism when using, when control slider-crank stall avoids producing the inertia, can't carry out preliminary buffering, can't cushion earlier and fix again.
Disclosure of Invention
In order to solve the technical problems, the invention provides a crank-slider mechanism capable of controlling balance inertia force, which aims to solve the problems that when the conventional crank-slider mechanism is used and a crank slider needs to be controlled to stop in a balance vertical state, the crank-slider mechanism can generate displacement after being stopped due to the rotation inertia force of the crank slider, and when the conventional crank-slider mechanism is used and the crank slider is controlled to stop rotating to avoid generating inertia force, the conventional crank-slider mechanism cannot perform primary buffering and cannot perform buffering before fixing.
The invention relates to a crank-slider mechanism capable of controlling and balancing inertia force, which is achieved by the following specific technical means:
a crank-slider mechanism capable of controlling balance inertia force comprises a main body, a main shaft, a swing arm, a clamping piece, an electric cylinder I, a moving block and an electric cylinder II; the main body is of a rectangular plate-shaped structure, two mounting holes are formed in the upper end and the lower end of the main body, and a connecting shaft is arranged in each mounting hole in the bottom of the main body; the bottom of the swing arm is provided with a connecting ring, and the connecting ring is sleeved outside the connecting shaft; the first electric cylinder is fixedly arranged on two sides of the main shaft, and the outer end of the movable rod is inserted into the bottom groove at the bottom of the first electric cylinder; the moving block is embedded in the top groove, and a connecting rod at the front end of the moving block is inserted in the auxiliary groove; the second electric cylinder is positioned above the moving block, and the bottom corner of the second electric cylinder is connected with the upper part of the moving block through four supporting rods; and the plug-in unit at the bottom of the second electric cylinder is inserted into the rectangular through groove of the moving block, and the inclined surface at the bottom of the plug-in unit is contacted with the stress groove.
The main shaft comprises a mounting piece, an inner groove and a guide groove, the main shaft is of a plate-shaped structure, and the mounting piece is arranged at the bottom of the front end of the main shaft; the mounting piece is of a rectangular structure, and two sides of the front end of the mounting piece are of arc structures; an inner groove is formed in the mounting piece and is of a T-shaped structure; and the upper end and the lower end of the main shaft are provided with connecting rings, the connecting ring at the top end of the main shaft is sleeved outside a transmission shaft of the motor, and the connecting ring at the bottom of the main shaft is sleeved outside a connecting shaft in the bottom mounting hole.
The clamping piece comprises a side groove, a guide block and a moving rod, the clamping piece is of a T-shaped structure, and two sides of the front end of the clamping piece are of inclined structures; two side grooves are arranged on two sides of the rear end of the clamping piece, and the side grooves are of T-shaped structures; the guide block is of a T-shaped structure and is embedded in the side groove; the clamping piece is embedded in the inner groove through a spring.
Furthermore, the main body comprises a fixing piece, a top groove and a turnover arm, wherein the fixing piece is arranged at the rear end of the main body and is of a U-shaped structure; a motor is fixed inside the fixing piece, and a transmission shaft of the motor penetrates through the mounting hole; the top groove is arranged at the top end of the main body, the cross section of the top groove is of a Chinese character 'Zhong' structure, and a rectangular groove is arranged in the middle of the rear end of the top groove; the bottom of the turnover arm is connected with a connecting shaft of the motor, the top end of the turnover arm is provided with a turnover block through a rotating shaft, and a T-shaped groove is formed in the turnover block.
Further, the main shaft further comprises a guide groove, the guide groove is of an L-shaped structure, and the guide groove is formed in two sides of the mounting part.
Furthermore, the swing arm comprises a clamping groove and an auxiliary groove, the top end of the swing arm is of a T-shaped plate structure, the clamping groove is formed in the inner side of the bottom of the swing arm, and two sides of the bottom of the inner side of the swing arm are of inclined structures; the clamping groove is of a rectangular structure, and two sides of the outer side of the clamping groove are of inclined structures; the top of swing arm is equipped with auxiliary tank, and the both ends in auxiliary tank are the arc structure.
Furthermore, the clamping piece further comprises a moving rod, the moving rod is of a cylindrical structure with a convex middle part, the inner end of the moving rod is connected with the outer side of the guide block, and the outer end of the moving rod is inserted into the guide groove.
Furthermore, the first electric cylinder comprises a telescopic piece and a bottom groove, the first electric cylinder is of a rectangular structure, and the telescopic piece is arranged at the bottom of the first electric cylinder; the extensible member is L shape structure, and the bottom of extensible member is equipped with the kerve, and the both sides of kerve are the arc structure.
Furthermore, the moving block comprises a connecting rod, a top block and a stress groove, the moving block is of a T-shaped structure, the inside of the moving block is of the T-shaped structure, and a rectangular through groove is formed in the rear end of the moving block; the front end of the moving block is provided with a connecting rod, and the connecting rod is of a cylindrical structure with a convex middle part; the ejection block is of a T-shaped structure, a rotating rod is embedded in the outer end of the ejection block through a connecting shaft, and the ejection block is installed inside the moving block through a spring; two sides of the top block are provided with two stress grooves which are of an inclined structure.
Furthermore, the second electric cylinder comprises a plug-in unit, the second electric cylinder is of a rectangular structure, and the bottom of the second electric cylinder is provided with a telescopic plug-in unit; the plug-in components are of U-shaped structures, and the side edges of the bottoms of the plug-in components are of inclined structures.
Compared with the prior art, the invention has the following beneficial effects:
in the device, a main shaft and a clamping piece are arranged, the main shaft is arranged between a turnover arm and a swing arm, so that the main shaft can be provided with a first electric cylinder and a clamping piece, when a crank block rotates, the crank block needs to be stopped in a vertical state and cannot generate inertia force, the lifting of the first electric cylinder can be directly controlled by a switch, the clamping piece can be relieved from limiting, the clamping piece can be in a state of being supported outwards by a spring, when the swing arm rotates to the vertical state, the clamping piece can be compressed firstly, then the spring is compressed, when the outer end of the clamping piece is in a clamping groove position, the clamping piece can be pushed by the spring to move outwards and can be effectively inserted into the clamping groove, the swing arm can be quickly stopped in the vertical state and cannot generate inertia force, an installation piece is arranged at the bottom of the front end of the main shaft, an inner groove is used for installing the clamping piece through the spring, the clamping piece can freely stretch out and draw back in the clamping groove through the spring, so that the clamping piece can receive the power of the spring and be inserted into the clamping groove, the guide groove is used for enabling the moving rod to be embedded in, the bottom of the guide groove is of an inclined structure, when the electric cylinder controls the telescopic piece to be pressed down, the moving rod and the guide block can move in the side groove, further the clamping piece is controlled to retract inwards, when the clamping piece is relieved from limiting, the moving rod can be pulled to rise, the top end of the guide groove is used for enabling the clamping piece to be fixed in a contact mode, and when the clamping piece retracts inwards through the side edge of the swing arm, the moving rod can retract inwards;
still furthermore, the clamping piece is directly pushed by the spring to move after being released from the fixing, so that the outer end of the clamping piece can be directly inserted into the clamping groove, the swing arm can be directly fixed in a vertical state, the swing arm can not move due to inertia force, and the swing arm can be effectively in the vertical state, so that when the device is used, the crank sliding block can be quickly fixed in the vertical state, two sides of the front end of the clamping piece are of inclined structures, so that when the swing arm is contacted with the clamping piece, two sides of the clamping piece can be contacted with inclined positions on two sides of the bottom of the swing arm, the clamping piece can be quickly and effectively retracted, and also so that when the clamping piece is inserted into the clamping groove, the clamping piece can be guided, so that the clamping piece can be quickly inserted into the clamping groove to be fixed, the side groove is used for embedding and installing the guide block, and the guide block can, the guide block is used for connecting with the moving rod, so that the moving rod can not incline when moving up and down, the moving rod is used for being inserted into the guide groove to guide and move, thereby controlling the clamping piece to retract and fix, embedding the outer end of the moving rod into the bottom groove, effectively bearing force when the moving rod is pushed to move up and down, when the utility model moves left and right, the utility model can move freely without being controlled to limit, thereby solving the problems that when in use, when the crank slide block needs to be controlled to stop in a balanced vertical state, the crank slide block mechanism can generate displacement after stopping due to the rotation inertia force of the crank slide block, and when the existing crank slide block mechanism is used, when the crank block is controlled to stop rotating to avoid generating inertia force, preliminary buffering can not be carried out, and the problem of fixing can not be carried out after buffering.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic perspective and partially enlarged structure of the main body of the present invention.
Fig. 4 is a schematic view of the main shaft of the present invention in a partially sectioned perspective structure.
Fig. 5 is a schematic diagram of a swing arm with a three-dimensional and partially enlarged structure.
Fig. 6 is a schematic view of a three-dimensional and partially enlarged structure of the card member of the present invention.
Fig. 7 is a schematic perspective view of the electric cylinder according to the present invention.
Fig. 8 is a partial sectional perspective view of the moving block of the present invention.
Fig. 9 is a schematic perspective view of a second electric cylinder according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a main body; 101. a fixing member; 102. a top groove; 103. a turning arm; 2. a main shaft; 201. a mounting member; 202. an inner tank; 203. a guide groove; 3. swinging arms; 301. a card slot; 302. an auxiliary groove; 4. a fastener; 401. a side groove; 402. a guide block; 403. a travel bar; 5. a first electric cylinder; 501. a telescoping member; 502. a bottom groove; 6. a moving block; 601. a connecting rod; 602. a top block; 603. a stress groove; 7. a second electric cylinder; 701. and (4) inserting the components.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a crank sliding block mechanism capable of controlling balance inertia force, which comprises a main body 1, a main shaft 2, a swing arm 3, a clamping piece 4, an electric cylinder I5, a moving block 6 and an electric cylinder II 7, wherein the main body is provided with a first end and a second end; the main body 1 is of a rectangular plate-shaped structure, two mounting holes are formed in the upper end and the lower end of the main body 1, and a connecting shaft is arranged in each mounting hole in the bottom of the main body; the bottom of the swing arm 3 is provided with a connecting ring, and the connecting ring is sleeved outside the connecting shaft; the electric cylinder I5 is fixedly arranged on two sides of the main shaft 2, and the outer end of the movable rod 403 is inserted into a bottom groove 502 at the bottom of the electric cylinder I5; the moving block 6 is fitted in the top groove 102, and the connecting rod 601 at the front end of the moving block 6 is inserted in the auxiliary groove 302; the second electric cylinder 7 is positioned above the moving block 6, and the bottom corner of the second electric cylinder 7 is connected with the upper part of the moving block 6 through four support rods; the plug 701 at the bottom of the second electric cylinder 7 is inserted into the rectangular through groove of the moving block 6, and the bottom inclined surface of the plug 701 is in contact with the force receiving groove 603.
The main shaft 2 comprises a mounting piece 201, an inner groove 202 and a guide groove 203, the main shaft 2 is of a plate-shaped structure, and the mounting piece 201 is arranged at the bottom of the front end of the main shaft 2; the mounting piece 201 is of a rectangular structure, and two sides of the front end of the mounting piece 201 are of arc structures; an inner groove 202 is formed in the mounting piece 201, and the inner groove 202 is of a T-shaped structure; the upper end and the lower end of the main shaft 2 are provided with connecting rings, the connecting rings at the top end of the main shaft 2 are sleeved outside a transmission shaft of a motor, the main shaft 2 with the connecting rings at the bottom of the main shaft 2 sleeved outside a connecting shaft in a bottom mounting hole is used for being mounted between the turnover arm 103 and the swing arm 3, so that the main shaft 2 can be provided with the electric cylinder I5 and the clamping piece 4, when the crank block rotates, the crank block needs to be stopped in a vertical state, and inertia force cannot be generated, the electric cylinder I5 can be directly controlled to ascend through a switch, the clamping piece 4 can be relieved from limiting, the clamping piece 4 can be in a state of being supported outwards by a spring, when the swing arm 3 rotates to the vertical state, the clamping piece 4 can be compressed firstly, then the spring is compressed, when the outer end of the clamping piece 4 is in the position of the clamping groove 301, the clamping piece can be, the swing arm 3 can be quickly stopped at a vertical state, inertia force cannot be generated, the mounting piece 201 is used for being located at the bottom of the front end of the spindle 2, the inner groove 202 is used for mounting the clamping piece 4 through the spring, the clamping piece 4 can freely stretch and retract in the inner portion through the spring, and the clamping piece 4 can be inserted into the clamping groove 301 after receiving spring power.
The clamping piece 4 comprises a side groove 401, a guide block 402 and a moving rod 403, the clamping piece 4 is of a T-shaped structure, and two sides of the front end of the clamping piece 4 are of inclined structures; two side grooves 401 are arranged on two sides of the rear end of the clamping piece 4, and the side grooves 401 are of T-shaped structures; the guide block 402 is of a T-shaped structure, and the guide block 402 is embedded in the side groove 401; the clamping piece 4 is embedded in the inner groove 202 through a spring, the clamping piece 4 is directly pushed by the spring to move after being released from fixation, so that the outer end of the clamping piece 4 can be directly inserted into the clamping groove 301, the swing arm 3 can be directly fixed in a vertical state, the swing arm 3 can not move due to inertia force, and the swing arm 3 can be effectively in the vertical state, so that when the device is used, a crank block can be quickly fixed in the vertical state, two sides of the front end of the clamping piece 4 are of an inclined structure, when the swing arm 3 is contacted with the clamping piece 4, two sides of the clamping piece 4 can be contacted with inclined positions on two sides of the bottom of the swing arm 3, the clamping piece 4 can be quickly and effectively retracted, when the clamping piece 4 is inserted into the clamping groove 301, the guiding can be carried out, and the clamping piece 4 can be quickly inserted into the clamping groove 301 to be fixed, the side groove 401 is used to insert the guide block 402 so that the guide block 402 can be guided to move up and down, and the guide block 402 is used to connect with the moving rod 403 so that the moving rod 403 does not tilt when it needs to move up and down.
The main body 1 comprises a fixing piece 101, a top groove 102 and a turning arm 103, the fixing piece 101 is arranged at the rear end of the main body 1, and the fixing piece 101 is of a U-shaped structure; a motor is fixed inside the fixing part 101, and a transmission shaft of the motor penetrates through the mounting hole; the top groove 102 is arranged at the top end of the main body 1, the cross section of the top groove 102 is of a Chinese character 'zhong' structure, and a rectangular groove is arranged in the middle of the rear end of the top groove 102; the bottom of upset arm 103 is connected with the connecting axle of motor, and the upset piece is installed through the pivot in upset arm 103 top, and the inside of upset piece is equipped with the T-slot, main part 1 is used for the installation to support slider-crank mechanism, make the motor can by fixed mounting, and then drive upset arm 103 and overturn the use, mounting 101 is used for the fixed mounting motor, top groove 102 is used for installing movable block 6, make movable block 6 can remove the use, upset arm 103 is used for receiving motor power, and then rotation control swing arm 3 sways.
The spindle 2 further comprises a guide groove 203, the guide groove 203 is of an L-shaped structure, the guide groove 203 is formed in two sides of the mounting piece 201, the guide groove 203 is used for enabling the moving rod 403 to be embedded in, the bottom of the guide groove 203 is of an inclined structure, when the electric cylinder 5 controls the telescopic piece 501 to be pressed downwards, the moving rod 403 and the guide block 402 can be enabled to move inside the side groove 401, and further the clamping piece 4 is controlled to retract, when the clamping piece 4 is relieved from limiting, the moving rod 403 can be pulled to ascend, the top end of the guide groove 203 is used for enabling the clamping piece 4 to be fixed in a contact mode, and when the clamping piece passes through the side edge of the swing arm 3 to retract, the moving rod 403 can follow the retraction.
The swing arm 3 comprises a clamping groove 301 and an auxiliary groove 302, the top end of the swing arm 3 is of a T-shaped plate structure, the clamping groove 301 is arranged on the inner side of the bottom of the swing arm 3, and two sides of the bottom of the inner side of the swing arm 3 are of inclined structures; the clamping groove 301 is of a rectangular structure, and two sides of the outer side of the clamping groove 301 are of inclined structures; the top of swing arm 3 is equipped with auxiliary tank 302, and the both ends of auxiliary tank 302 are the arc structure, swing arm 3 is used for contacting with upset arm 103, make its left and right rocking motion can be controlled to upset arm 103, draw-in groove 301 is used for directly making the outer end male of fastener 4, make swing arm 3 inserted by fastener 4 after, can be in the vertical state, can not produce inertial force, auxiliary tank 302 is used for installing connecting rod 601, make swing arm 3 also can fix at the vertical state through movable block 6, can not produce inertial force.
The card member 4 further includes a moving rod 403, the moving rod 403 is a cylindrical structure with a convex middle part, the inner end of the moving rod 403 is connected with the outer side of the guide block 402, the outer end of the moving rod 403 is inserted into the guide groove 203, the moving rod 403 is used for being inserted into the guide groove 203 to guide and move, and further the card member 4 is controlled to retract and fix, the outer end of the moving rod 403 is embedded into the bottom groove 502, so that when the moving rod 403 is pushed to move up and down, the card member can be effectively stressed, and when the card member moves left and right, the card member can move freely without being limited by the moving rod 403.
The electric cylinder I5 comprises an expansion piece 501 and a bottom groove 502, the electric cylinder I5 is of a rectangular structure, and the expansion piece 501 is arranged at the bottom of the electric cylinder I5; extensible member 501 is L shape structure, and the bottom of extensible member 501 is equipped with kerve 502, and the both sides of kerve 502 are the arc structure, electronic jar 5 is used for controlling extensible member 501 flexible, and then make carriage release lever 403 can move in kerve 502's inside, make carriage release lever 403 can be controlled and reciprocate, and then control fixed fastener 4, extensible member 501 is L shape structure, be for the length that can be very big kerve 502, make carriage release lever 403 can have sufficient removal space, kerve 502 is used for making carriage release lever 403 remove in its inside, make it can freely remove about can, and can be controlled effectual reciprocating by kerve 502.
The moving block 6 comprises a connecting rod 601, a top block 602 and a stress groove 603, the moving block 6 is of a T-shaped structure, the inside of the moving block 6 is of the T-shaped structure, and a rectangular through groove is formed in the rear end of the moving block 6; the front end of the moving block 6 is provided with a connecting rod 601, and the connecting rod 601 is of a cylindrical structure with a convex middle part; the top block 602 is of a T-shaped structure, a rotating rod is embedded in the outer end of the top block 602 through a connecting shaft, and the top block 602 is installed inside the moving block 6 through a spring; two force-bearing grooves 603 are arranged on two sides of the top block 602, the force-bearing grooves 603 are of an inclined structure, the moving block 6 is also used for controlling the swing arm 3 to be in a vertical state, so that when the swing arm 3 is in operation, the plug 701 can be controlled to retract and rise through the electric cylinder two 7, further the pulling on the top block 602 is released, the top block 602 can receive the power of a spring to move outwards, the top block 602 can move left and right in an outwards moving state, the top block 602 can smoothly rotate through the rotating rod, the top block 602 can move into the rectangular groove at the rear end of the top groove 102, so that the moving block 6 can be effectively fixed, the swing arm 3 can also be fixed in a vertical state, the connecting rod 601 is used for being connected with the auxiliary groove 302, the auxiliary groove 302 can effectively move in the auxiliary groove, the force-bearing grooves 603 are used for enabling the side edges of the bottom of the plug 701 to be contacted, and when the plug 701, the top block 602 can be forced to retract through the force-bearing groove 603, and then the top block 602 is fixed in the retracted state.
The second electric cylinder 7 comprises a plug-in 701, the second electric cylinder 7 is of a rectangular structure, and the bottom of the second electric cylinder 7 is provided with the telescopic plug-in 701; the plug-in 701 is of a U-shaped structure, the bottom side edge of the plug-in 701 is of an inclined structure, the electric cylinder II 7 is used for controlling the plug-in 701 to stretch out and draw back, when the top block 602 needs to be stressed to move outwards, the plug-in 701 can be controlled to move upwards, the top block 602 further receives spring power to move outwards, the bottom side edge of the plug-in 701 is of an inclined structure, when the electric cylinder II 7 pushes the electric cylinder II, the bottom side edge of the plug-in 701 can be in contact with the stress groove 603, and the top block 602 retracts inwards through the stress groove 603.
When in use: when the crank block mechanism needs to be controlled to be in a vertical state and inertia force cannot be generated, the motor is turned on firstly, the motor controls the turnover arm 103 to rotate through the transmission shaft, so that the swing arm 3 can be in a left-right swinging state, when the swing arm 3 needs to be in the vertical state, the control switch of the electric cylinder I5 can be controlled through manpower, so that the electric cylinder I5 can pull the telescopic piece 501 to move upwards, the moving rod 403 can move upwards along with the movement, the moving rod 403 moves in the guide groove 203 and moves leftwards and rightwards in the bottom groove 502 simultaneously, after the moving rod 403 moves to the top end, the clamping piece 4 can be relieved from limiting, and then is pushed by the spring to be in an outwards moving state, when the swing arm 3 is in contact with the clamping piece, the clamping piece is firstly in contact with two sides of the outer end of the clamping piece 4, and then the impact force is buffered, so that, then the spring pushes outwards to make the outer end of the clamping piece 4 effectively inserted into the clamping groove 301, so that the swing arm 3 can be fixed, the swing arm 3 cannot move left and right, and further the swing arm 3 is fixed in a vertical state, and no inertia force is generated, and when the swing arm 3 swings left and right, the switch of the electric cylinder two 7 is controlled to make the plug-in 701 rise by pulling, so that the top block 602 is relieved from limiting, and then the spring pushes outwards to make the top block 602 move outwards, so that the top block 602 can be in an outwards moving state, and further the top block 602 can be in contact with the inside of the top groove 102 through a rotating rod, so that the top block 602 can be inserted into the inside when moving to the rectangular groove at the rear end of the top groove 102, so that the moving block 6 does not move any more, and the swing arm 3 can be fixed, and further the swing arm 3 is in.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a crank block mechanism of steerable balanced inertial force which characterized in that: the electric clamping device comprises a main body (1), a main shaft (2), a swing arm (3), a clamping piece (4), a first electric cylinder (5), a moving block (6) and a second electric cylinder (7); the main body (1) is of a rectangular plate-shaped structure, two mounting holes are formed in the upper end and the lower end of the main body (1), and a connecting shaft is arranged in each mounting hole in the bottom of the main body; the bottom of the swing arm (3) is provided with a connecting ring, and the connecting ring is sleeved outside the connecting shaft; the electric cylinder I (5) is fixedly arranged on two sides of the main shaft (2), and the outer end of the movable rod (403) is inserted into a bottom groove (502) at the bottom of the electric cylinder I (5); the moving block (6) is embedded in the top groove (102), and a connecting rod (601) at the front end of the moving block (6) is inserted in the auxiliary groove (302); the electric cylinder II (7) is positioned above the moving block (6), and the bottom corner of the electric cylinder II (7) is connected with the upper part of the moving block (6) through four supporting rods; the plug-in unit (701) at the bottom of the second electric cylinder (7) is inserted into the rectangular through groove of the moving block (6), and the inclined surface at the bottom of the plug-in unit (701) is in contact with the force receiving groove (603).
The main shaft (2) comprises a mounting piece (201), an inner groove (202) and a guide groove (203), the main shaft (2) is of a plate-shaped structure, and the mounting piece (201) is arranged at the bottom of the front end of the main shaft (2); the mounting piece (201) is of a rectangular structure, and two sides of the front end of the mounting piece (201) are of arc structures; an inner groove (202) is formed in the mounting piece (201), and the inner groove (202) is of a T-shaped structure; the upper end and the lower end of the main shaft (2) are provided with connecting rings, the connecting rings at the top end of the main shaft (2) are sleeved outside a transmission shaft of the motor, and the connecting rings at the bottom of the main shaft (2) are sleeved outside a connecting shaft in the bottom mounting hole.
The clamping piece (4) comprises a side groove (401), a guide block (402) and a moving rod (403), the clamping piece (4) is of a T-shaped structure, and two sides of the front end of the clamping piece (4) are of inclined structures; two side grooves (401) are formed in two sides of the rear end of the clamping piece (4), and the side grooves (401) are of T-shaped structures; the guide block (402) is of a T-shaped structure, and the guide block (402) is embedded in the side groove (401); the clamping piece (4) is embedded and installed inside the inner groove (202) through a spring.
2. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the main body (1) comprises a fixing piece (101), a top groove (102) and a turning arm (103), the fixing piece (101) is arranged at the rear end of the main body (1), and the fixing piece (101) is of a U-shaped structure; a motor is fixed inside the fixing piece (101), and a transmission shaft of the motor penetrates through the mounting hole; the top groove (102) is arranged at the top end of the main body (1), the cross section of the top groove (102) is of a Chinese character 'Zhong' structure, and a rectangular groove is formed in the middle of the rear end of the top groove (102); the bottom of the turning arm (103) is connected with a connecting shaft of the motor, the top end of the turning arm (103) is provided with a turning block through a rotating shaft, and a T-shaped groove is formed in the turning block.
3. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the main shaft (2) further comprises a guide groove (203), the guide groove (203) is of an L-shaped structure, and the guide groove (203) is formed in two sides of the mounting piece (201).
4. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the swing arm (3) comprises a clamping groove (301) and an auxiliary groove (302), the top end of the swing arm (3) is of a T-shaped plate structure, the clamping groove (301) is formed in the inner side of the bottom of the swing arm (3), and two sides of the bottom of the inner side of the swing arm (3) are of inclined structures; the clamping groove (301) is of a rectangular structure, and two sides of the outer side of the clamping groove (301) are of inclined structures; the top of swing arm (3) is equipped with auxiliary tank (302), and the both ends of auxiliary tank (302) are the arc structure.
5. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the clamping piece (4) further comprises a moving rod (403), the moving rod (403) is of a cylindrical structure with a convex middle part, the inner end of the moving rod (403) is connected with the outer side of the guide block (402), and the outer end of the moving rod (403) is inserted into the guide groove (203).
6. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the electric cylinder I (5) comprises a telescopic piece (501) and a bottom groove (502), the electric cylinder I (5) is of a rectangular structure, and the telescopic piece (501) is arranged at the bottom of the electric cylinder I (5); the telescopic piece (501) is of an L-shaped structure, a bottom groove (502) is formed in the bottom of the telescopic piece (501), and arc-shaped structures are arranged on two sides of the bottom groove (502).
7. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the moving block (6) comprises a connecting rod (601), a top block (602) and a stress groove (603), the moving block (6) is of a T-shaped structure, the inside of the moving block (6) is of a T-shaped structure, and a rectangular through groove is formed in the rear end of the moving block (6); the front end of the moving block (6) is provided with a connecting rod (601), and the connecting rod (601) is of a cylindrical structure with a convex middle part; the ejection block (602) is of a T-shaped structure, the outer end of the ejection block (602) is embedded with a rotating rod through a connecting shaft, and the ejection block (602) is arranged inside the moving block (6) through a spring; two stress grooves (603) are arranged on two sides of the top block (602), and the stress grooves (603) are of an inclined structure.
8. A crank-slider mechanism for controllably balancing inertial forces according to claim 1, characterized in that: the second electric cylinder (7) comprises a plug-in component (701), the second electric cylinder (7) is of a rectangular structure, and the bottom of the second electric cylinder (7) is provided with the telescopic plug-in component (701); the plug-in components (701) are of U-shaped structures, and the side edges of the bottoms of the plug-in components (701) are of inclined structures.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011004421.3A CN112178143B (en) | 2020-09-22 | 2020-09-22 | Crank block mechanism capable of controlling balance inertia force |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004421.3A CN112178143B (en) | 2020-09-22 | 2020-09-22 | Crank block mechanism capable of controlling balance inertia force |
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| CN112178143A true CN112178143A (en) | 2021-01-05 |
| CN112178143B CN112178143B (en) | 2021-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114946428A (en) * | 2021-11-30 | 2022-08-30 | 江西环境工程职业学院 | Integrated machine for woodenking, soil preparation and cuttage |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114946428A (en) * | 2021-11-30 | 2022-08-30 | 江西环境工程职业学院 | Integrated machine for woodenking, soil preparation and cuttage |
| CN114946428B (en) * | 2021-11-30 | 2024-02-09 | 江西环境工程职业学院 | Akebia stem forestation soil preparation and cuttage machinery |
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|---|---|
| CN112178143B (en) | 2021-08-10 |
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