CN115301928B - Single-cylinder lifting and pushing sliding rail connecting rod mechanism - Google Patents
Single-cylinder lifting and pushing sliding rail connecting rod mechanism Download PDFInfo
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- CN115301928B CN115301928B CN202210860265.3A CN202210860265A CN115301928B CN 115301928 B CN115301928 B CN 115301928B CN 202210860265 A CN202210860265 A CN 202210860265A CN 115301928 B CN115301928 B CN 115301928B
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- 230000002093 peripheral effect Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 85
- 238000010586 diagram Methods 0.000 description 31
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 7
- 230000005484 gravity Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/04—Handling or stripping castings or ingots
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Abstract
The application provides a single-cylinder lifting and pushing sliding rail connecting rod mechanism, which comprises a fixed base sub-assembly, a lifting sub-assembly and a pushing sub-assembly, wherein a linear bearing is arranged on the outer side surface of a lifting frame side plate; the power source of the single-cylinder lifting and pushing sliding rail connecting rod mechanism is a double-acting single cylinder, and is limited by available space, lifting and pushing actions of the mechanism are realized by smartly integrating the fixed base sub-assembly, the lifting sub-assembly and the pushing sub-assembly, the problem that a plurality of cylinders or power sources cannot be arranged due to narrow peripheral space is solved, and the auxiliary tool for working conditions that a large load lifts a section of height and then a large-stroke pushing part is carried out is also satisfied.
Description
Technical Field
The application belongs to the technical field of mechanism processing, and relates to a single-cylinder lifting and pushing sliding rail connecting rod mechanism.
Background
In order to ensure continuous and efficient production of machining, an automatic production line is often required to be designed, and the operation of personnel is reduced. Wherein automation is used as a core component, which is a key for ensuring normal safe and efficient production. The design of the automatic tool needs to comprehensively consider a series of factors such as existing equipment, product processing requirements, working conditions, safety, efficiency, cost and the like. However, the existing slide rail link mechanism cannot be limited by arranging a plurality of oil cylinders or power sources due to narrow surrounding space, and cannot meet the processing working condition of a large load.
Disclosure of Invention
Aiming at the problems in the prior art, the application provides a single-cylinder lifting and pushing sliding rail connecting rod mechanism, which solves the problem that a plurality of cylinders or power sources cannot be arranged because of narrow peripheral space, and meets the working condition that a large load lifts a section of height first and then a large stroke pushing part is carried out.
The application is realized by the following technical scheme:
a single-cylinder lifting and pushing sliding rail connecting rod mechanism comprises a fixed base sub-assembly, a lifting sub-assembly and a pushing sub-assembly;
the fixed base sub-assembly comprises a bottom plate, an oil cylinder fixed vertical plate, a double-acting push-pull oil cylinder and an oil cylinder fixed transverse plate; the oil cylinder fixing vertical plates are symmetrically arranged on the bottom plate, and the double-acting push-pull oil cylinder is arranged on the oil cylinder fixing transverse plate; the double-acting push-pull oil cylinder is arranged on the oil cylinder fixing transverse plate, and the bottom plate is fixedly connected between the oil cylinder fixing vertical plate and the oil cylinder fixing transverse plate;
the lifting sub-assembly comprises a lifting frame transverse plate, a lifting frame side plate and a workpiece supporting plate; the lifting frame side plates are symmetrically arranged on two sides of the lifting frame transverse plate, and linear bearings are arranged on the outer side surfaces of the lifting frame side plates; the workpiece supporting plate is arranged on the lifting frame transverse plate, and the lifting frame side plate is in sliding connection with the oil cylinder fixing vertical plate of the fixing base sub-assembly; a cam bearing B is arranged on the inner side surface of the lifting frame side plate;
the pushing sub-assembly comprises a push plate, an articulated arm and an articulated support plate; the articulated arm symmetry sets up in the both ends of push pedal, swing joint between the one end of articulated arm and the push pedal, the other end and the articulated extension board swing joint of articulated arm, the articulated extension board is with the cam bearing B swing joint of lifting subassembly.
Preferably, a sliding block and sliding rail assembly is arranged between the oil cylinder fixing vertical plate and the lifting frame side plate for connection; a sliding rail mounting groove is formed in the outer side surface of the oil cylinder fixing vertical plate; a first screw is arranged in the sliding rail mounting groove; the sliding rail mounting groove is connected with a sliding rail of the sliding block and sliding rail assembly through a first screw; the outer side surface of the side plate of the lifting frame is provided with a sliding block mounting groove; the sliding block mounting groove is connected with a sliding block of the sliding block and sliding rail assembly through a fourth screw.
Preferably, the oil cylinder fixing vertical plate is provided with a cam bearing A; the hinge support plate is provided with a cam guide groove, and the cam guide groove is connected with a cam bearing A of the fixed base sub-assembly in a nested manner.
Preferably, the double-acting push-pull oil cylinder is connected with the oil cylinder fixing transverse plate through a second screw; the bottom plate, the oil cylinder fixing vertical plate and the oil cylinder fixing transverse plate are connected through a third screw; the lifting frame side plates are connected with the lifting frame transverse plates through screws; the linear bearing is connected with the lifting frame side plate through a fourth screw; screw holes are formed in the workpiece supporting plate, and seventh screws are arranged on the lifting frame transverse plates; and the seventh screw is connected with the screw hole in a matched manner, so that the workpiece supporting plate and the lifting frame transverse plate are fixedly connected.
Preferably, one end of the hinged support plate is provided with a bearing through hole, the other end of the hinged support plate is provided with a pin shaft jack, and the hinged support plate is connected with a cam bearing B of the lifting sub assembly through the bearing through hole; the pin shaft jack of the hinged support plate is movably connected with the hinged arm through a pin shaft containing a clamp spring.
Preferably, the lifting frame transverse plate is provided with an oil cylinder piston connecting hole; the cylinder piston rod of the double-acting push-pull cylinder is inserted into the cylinder piston connecting hole; one end of an oil cylinder piston rod of the double-acting push-pull oil cylinder is provided with a pin shaft with a hole.
Preferably, the workpiece supporting plate is provided with rollers; guide shafts are arranged at two ends of the push plate in parallel, and one end of each guide shaft is inserted into a linear bearing of the lifting sub-assembly.
Preferably, an anti-interference groove A is formed in the outer side surface of the oil cylinder fixing vertical plate; an interference preventing hole is formed in the lifting frame transverse plate; the inner side surface of the side plate of the lifting frame is provided with an interference prevention groove B.
Preferably, limit grooves are formed in two ends of the push plate, the hinge arms are clamped in the limit grooves, and one ends of the hinge arms are movably connected with the push plate through pin shafts with holes.
Preferably, the push plate is further provided with a guide shaft through hole, and one end of the guide shaft and the screw are connected with the push plate through the guide shaft through hole.
Compared with the prior art, the application has the following beneficial technical effects:
the application provides a single-cylinder lifting and pushing sliding rail connecting rod mechanism, wherein the power source of the mechanism is a double-acting single cylinder, and is limited by available space, lifting and pushing actions of the mechanism are realized by smartly integrating a fixed base sub-assembly, a lifting sub-assembly and a pushing sub-assembly, the problem that a plurality of cylinders or power sources cannot be arranged due to narrow peripheral space is solved, and the auxiliary tool for working conditions that a large load is lifted for a section of height and then a large-stroke pushing part is carried out is also satisfied. In addition, through the cooperation operation among the fixed base subassembly, the lifting subassembly and the pushing subassembly, the special unloading production condition requirement after the work piece processing is solved, after the work piece processing removes the watering and arranging system, the work piece is lifted up vertically and is higher than the top surface of the processing tool clamp, and then is horizontally pushed out, falls onto a receiving conveyor belt below the processing tool clamp under the action of gravity, and meanwhile, the normal clamping of the work piece is not influenced after the unloading mechanism is reset, and the work piece unloading mechanism is limited by the upright post of the equipment.
Furthermore, the application reduces the collision and friction force of the workpiece during unloading by arranging the roller on the workpiece supporting plate, thereby damaging the workpiece.
Furthermore, the application ensures that the structure of the whole single-cylinder lifting and pushing sliding rail connecting rod mechanism is more compact and saves space, and simultaneously ensures reasonable assembly relation, and an anti-interference groove is designed on the outer side surface of the cylinder fixing vertical plate; an interference preventing hole is designed on the lifting frame transverse plate; an interference prevention groove is designed on the inner side surface of the side plate of the lifting frame.
Furthermore, the mechanism has symmetrical structure and synchronous action on both sides, and has the advantages of simple structure, uniform stress and convenient maintenance and processing.
Furthermore, the cam guide groove of the hinged support plate of the mechanism can be additionally designed according to the action track requirement, so that the mechanism is greatly simplified, the complex movement track can be designed, the action is stable, and the service life is long;
the operation movement track of the mechanism is consistent and smooth in action, and meanwhile, the stroke of the oil cylinder can be utilized to the maximum extent; the mechanism has compact structure, is suitable for the environment in narrow space, has strong reliability and can be popularized and applied to similar working conditions.
Drawings
FIG. 1 is a schematic view of a single cylinder lifting and pushing slide rail linkage mechanism of the present application;
FIG. 2 is an exploded view of a single cylinder lifting and pushing slide rail linkage mechanism of the present application;
FIG. 3 is a schematic diagram of an initial reset state of a single cylinder lifting and pushing slide rail link mechanism of the present application;
FIG. 4 is a schematic diagram showing a fully opened state of a single cylinder lifting and pushing slide rail linkage mechanism according to the present application;
FIG. 5 is a schematic view of the structure of the stationary base subassembly;
FIG. 6 is a schematic view of the construction of the lifting sub-assembly;
FIG. 7 is a schematic diagram of a push subassembly;
fig. 8 is a schematic diagram of different actions of the mechanism in embodiment 1, in which fig. 8a is an initial reset state of the mechanism, fig. 8b is a state diagram of a mechanism opening process 1, fig. 8c is a state diagram of a mechanism opening process 2, and fig. 8d is a state diagram of a mechanism fully opened;
FIG. 9 is a different operational state diagram of the mechanism in embodiment 2; wherein, fig. 9a is an initial reset state of the mechanism, fig. 9b is a state diagram of a mechanism opening process 1, fig. 9c is a state diagram of a mechanism opening process 2, and fig. 9d is a state diagram of a mechanism fully opened;
FIG. 10 is a schematic flow chart of the single cylinder lifting and pushing slide rail linkage mechanism in example 3 in a special production condition of a workpiece; FIG. 10a is a diagram of the installation configuration of the mechanism and the workpiece; FIG. 10b is an initial reset state of the mechanism and the workpiece reaching the discharge opening, FIG. 10c is a state diagram of the mechanism and the workpiece opening process 1, FIG. 10d is a state diagram of the mechanism and the workpiece opening process 2, and FIG. 10e is a state diagram of the mechanism in a completely opened state and the workpiece discharging process;
in the figure: the fixed base subassembly 1, a bottom plate 101, an oil cylinder fixed vertical plate 102, a sliding block and sliding rail assembly 103, a first screw 104, a cam bearing A105, a pin shaft 106 with holes, a double-acting push-pull oil cylinder 107, a second screw 108, an oil cylinder fixed transverse plate 109, a third screw 110, an interference prevention groove A111, a sliding rail mounting groove 112 and an oil hole 113; the lifting sub-assembly 2, a lifting frame transverse plate 201, a lifting frame side plate 202, a linear bearing 203, a fourth screw 204, a fifth screw 205, a cam bearing 206B, a sixth screw 207, a seventh screw 208, a roller 209, a workpiece supporting plate 210, an oil cylinder piston rod connecting hole 211, an anti-interference hole 212, an anti-interference groove B213 and a sliding block mounting groove 214; the pushing sub-assembly 3, the push plate 301, the eighth screw 302, the pin shaft 303 with holes, the hinge arm 304, the hinge support plate 305, the pin shaft 306 with the snap springs, the guide shaft 307, the bearing through hole 308, the hinge arm connecting hole 309 and the cam guide groove 310.
Detailed Description
The application will now be described in further detail with reference to specific examples, which are intended to illustrate, but not to limit, the application.
As shown in FIG. 1, the application provides a single-cylinder lifting and pushing sliding rail connecting rod mechanism, which, as shown in FIG. 2, specifically comprises a fixed base subassembly 1, a lifting subassembly 2 and a pushing subassembly 3
As shown in fig. 5, the fixed base subassembly 1 includes a bottom plate 101, an oil cylinder fixing vertical plate 102, a sliding block and sliding rail assembly 103, a first screw 104, a cam bearing a105, a pin shaft 106 with holes, a double-acting push-pull oil cylinder 107, a second screw 108, an oil cylinder fixing transverse plate 109 and a third screw 110;
the oil cylinder fixing vertical plates 102 are symmetrically and parallelly arranged on the bottom plate 101, and the bottom plate 101 is fixedly connected between the oil cylinder fixing vertical plates 102 and the oil cylinder fixing transverse plates 109; the oil cylinder fixing vertical plate 102 is connected with the sliding block and sliding rail assembly 103; the bottom plate 101 is provided with a fixed groove, and the bolt and nut assembly is fixedly arranged on a machined workpiece through a sliding rail connecting rod mechanism for lifting and pushing the single oil cylinder through the fixed groove;
as one of the preferred embodiments of the present application, a groove for installing the cylinder fixing riser 102 is provided on the base plate 101, the installation groove is provided with the third screws 110, the third screws 110 are grouped into 2 groups, and one installation groove is provided with 2 groups of the third screws 110 for fixing the cylinder fixing riser 102; the oil cylinder fixing vertical plate 102 is vertically arranged in the mounting groove and is mutually perpendicular to the bottom plate 101; the cylinder fixing vertical plate 102 comprises a stable end and an extending end; the stable end of the oil cylinder fixing vertical plate 102 is stably connected with the bottom plate 101, so that the stability of the whole device is ensured; the extending end of the oil cylinder fixing vertical plate 102 is matched with the lifting sub-assembly 2, so that the light weight and the compactness of the mechanism are improved;
the oil cylinder fixing transverse plate 109 is arranged between the oil cylinder fixing vertical plates 102, and the oil cylinder fixing transverse plate 109 is arranged in parallel with the bottom plate 101; the two side edges of the oil cylinder fixing transverse plate 109 are connected with the inner side surface of the oil cylinder fixing vertical plate 102 through a third screw 110; screw holes are formed in the oil cylinder fixing vertical plate 102 and are matched with the third screws 110 in a mounting manner; the double-acting push-pull oil cylinder 107 is arranged on the oil cylinder fixing transverse plate 109, and the periphery of the double-acting push-pull oil cylinder 107 is connected with the oil cylinder fixing transverse plate 109 through a second screw 108; a pin shaft 106 with holes is arranged on an oil cylinder piston rod of the double-acting push-pull oil cylinder 107; a cam bearing A105 is arranged on the outer side surface of the oil cylinder fixing vertical plate 102; the oil cylinder fixing vertical plate 102 is provided with an interference prevention groove 111; the interference preventing groove 111 is provided on the same side as the cam bearing a105; a slide rail mounting groove 112 is formed in the outer side surface of the oil cylinder fixing vertical plate 102; the first screw 104 is arranged in the sliding rail mounting groove 112, and a screw hole is formed in a sliding rail of the sliding block and sliding rail assembly 103; the slider-slide rail assembly 103 includes a slider and a slide rail; the sliding block is connected with the sliding rail in a sliding way; the cylinder fixing vertical plate 102 is fixedly connected with the sliding rail of the sliding block and sliding rail assembly 103 through the matched installation between the first screw 104 and the screw hole; the cam bearing 105 and the sliding rail mounting groove are arranged on the same side face of the oil cylinder fixing vertical plate 102;
as shown in fig. 6, the lifting sub-assembly 2 includes a lifting frame transverse plate 201, a lifting frame side plate 202, a linear bearing 203, a fourth screw 204, a fifth screw 205, a cam bearing 206B, a sixth screw 207, a seventh screw 208, a roller 209, and a workpiece pallet 210;
the lifting frame side plates 202 are symmetrically arranged on two sides of the lifting frame transverse plate 201, and a row of screw holes are formed in the lifting frame side plates 202; the screw holes and the sixth screws 207 are matched and installed to realize the fixed connection between the lifting frame side plates 202 and the lifting frame transverse plates 201; a linear bearing 203 is arranged on the outer side of the lifting frame side plate 202; screw holes are formed in the lifting frame side plates 202, and the linear bearings 203 are connected with the lifting frame side plates 202 in a matched mode with fourth screws 204 through the screw holes; the lifting frame side plate 202 is of an L-shaped structure; the workpiece supporting plate 210 is connected with the lifting frame transverse plate 201, screw holes are formed in the workpiece supporting plate 210, and the workpiece supporting plate 210 is of a stepped structure; a seventh screw 208 is arranged on the lifting frame transverse plate 201; the seventh screw 208 is connected with the screw hole in a matching way, so that the workpiece supporting plate 210 is fixedly connected with the lifting frame transverse plate 201; a cam bearing B206 is arranged on the inner side surface of the lifting frame side plate 202; the oil hole 113 connected with the external oil pipe is arranged on the oil cylinder fixing transverse plate 109, and the oil hole position of the oil cylinder is narrow and is blocked by the oil cylinder fixing vertical plates 102 at the two sides, so that the oil pipe cannot be directly installed, and the oil is led out through an internal oil way on the oil cylinder fixing transverse plate 109;
the workpiece supporting plate 210 is provided with a roller 209; the rollers 209 are distributed on two sides of the workpiece supporting plate 210, and in the embodiment of the application, 4 rollers 209 are adopted, and each 2 rollers are distributed on two sides of the workpiece supporting plate 210 in a group; the lifting frame transverse plate 201 is provided with an oil cylinder piston connecting hole; a flange is arranged on one side of the lifting frame transverse plate 201, an oil cylinder piston connecting hole 211 is formed in the flange, an oil cylinder piston rod of the double-acting push-pull oil cylinder 107 is inserted into the oil cylinder piston connecting hole 211, a jack with a hole pin shaft is formed in the adjacent side surface of the oil cylinder piston connecting hole 211 of the flange, the jack with the hole pin shaft is communicated with the oil cylinder piston connecting hole, the jack with the hole pin shaft is sequentially inserted into the jack with the hole pin shaft and the oil cylinder piston rod, and movable connection between the lifting frame transverse plate 201 and the double-acting push-pull oil cylinder 107 of the fixed base subassembly 1 is realized; the lifting sub-assembly 2 is driven to move up and down. The pin hole connection in the patent has a certain gap, so that the phenomenon of holding down force caused by manufacturing and assembling errors can be eliminated, and the service life of the oil cylinder is prolonged;
a slide block mounting groove 214 is formed on the outer side surface of the lifting frame side plate 202; the sliding block mounting groove 214 is connected with the sliding block of the sliding block and sliding rail assembly 103 through a fourth screw 204;
as shown in fig. 7, the pushing sub-assembly 3 includes a push plate 301, an eighth screw 302, a pin shaft 303 with holes, a hinge arm 304, a hinge support plate 305, a pin shaft 306 with snap springs, and a guide shaft 307;
the hinge arms 304 are symmetrically and parallelly arranged at two ends of the push plate 301, two ends of the push plate 301 are provided with limit grooves, the hinge arms 304 are clamped in the limit grooves, the protruding parts of the limit grooves are provided with through holes, and the pin shafts 303 with holes penetrate through the through holes of the limit grooves and the through holes of the hinge arms 304 to realize movable connection between one ends of the hinge arms 304 and the push plate 301; the hinged support plate 305 is hinged and movably connected with the other end of the hinged arm 304, guide shafts 307 are arranged at two ends of the push plate 301 in parallel, guide shaft through holes are further formed in the push plate 301, one end of the guide shaft 307 and the eighth screw 302 are connected with the push plate 301 through the guide shaft through holes, and the other end of the guide shaft 307 is inserted into the linear bearing 203 of the lifting sub-assembly 2 so as to realize movable connection of the pushing sub-assembly 3 and the lifting sub-assembly 2;
one end of the hinged support plate 305 is provided with a bearing through hole 308, the other end is provided with a hinged arm connecting hole 309, and the hinged support plate 305 is connected with the cam bearing B206 of the lifting sub-assembly 2 through the bearing through hole 308; the hinge arm connecting hole 309 of the hinge support plate 305 is movably hinged with the hinge arm 304 through a pin shaft 306 containing a clamp spring; the hinge support plate 305 is provided with a cam guide groove 310, and the cam guide groove 310 is in nested connection with the cam bearing A105 of the fixed base subassembly 1;
an interference prevention groove A111 is formed in the outer side surface of the oil cylinder fixing vertical plate 102; the lifting frame transverse plate 201 is provided with an interference preventing hole 212; the inner side surface of the lifting frame side plate 202 is provided with an anti-interference groove B213, so that interference with other movable parts is avoided, and the whole mechanism is more compact;
the present application will be described in detail with reference to examples. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
The following detailed description is of embodiments, and is intended to provide further details of the application. Unless defined otherwise, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the application.
As one of the preferred embodiments of the present application:
and the production requirements and the production working conditions are fully analyzed, and 1 auxiliary unloading tool is designed and manufactured by utilizing the mechanism principle. The working action process is as follows, as shown in fig. 3, 4 and 8:
FIG. 8a is a state of initial reset of the mechanism, FIG. 8b is a state diagram of the mechanism opening process 1, FIG. 8c is a state diagram of the mechanism opening process 2, and FIG. 8d is a state diagram of the mechanism fully opened; when the double-acting push-pull oil cylinder 107 positively advances hydraulic oil, the piston rod of the double-acting push-pull oil cylinder 107 rises to drive the lifting sub-assembly 2 to move upwards, the roller 209 contacts a workpiece and moves synchronously, at the moment, the hinged support plate 305 also moves upwards under the action of the cam bearing B206 of the hole A and is limited by the cam guide groove 310 of the hinged support plate 305, and firstly, the hinged support plate moves linearly until the workpiece is higher than the top surface of the clamp of the processing tool, as shown in a state diagram of a mechanism opening process 1 in FIG. 8B, and then the hinged support plate moves in a swinging arm. The swing arm moves to drive the link mechanism, so that the pushing sub-assembly 3 contacts and pushes the workpiece in the horizontal direction. When moving to the end, as shown in fig. 8c, which is a state diagram of the mechanism opening process 2, the center of gravity of the workpiece exceeds the roller 209 supported by the front end of the workpiece supporting plate 210, as shown in fig. 8d, which is a state diagram of the mechanism fully opening, and rolls onto the equipment receiving conveyor under the self weight.
When the double-acting push-pull oil cylinder 107 reversely feeds hydraulic oil, the piston rod of the double-acting push-pull oil cylinder 107 descends, and the whole mechanism reversely moves and returns to an initial state, as shown in a diagram of an initial return state of the mechanism in fig. 8 a.
Therefore, the single-cylinder lifting and pushing sliding rail connecting rod mechanism has the advantages that the power source of the mechanism is a double-acting single cylinder, the available space is limited, lifting and pushing actions of the mechanism are realized through the smart integration among the fixed base sub-assembly, the lifting sub-assembly and the pushing sub-assembly, the problem that the limitation of a plurality of cylinders or power sources cannot be arranged due to the narrow peripheral space is solved, and the auxiliary tool for the working condition that a large load lifts a section of height and then a large-stroke pushing part is carried out is also satisfied. In addition, through the cooperation operation among the fixed base subassembly, the lifting subassembly and the pushing subassembly, the special unloading production condition requirement after the work piece processing is solved, after the work piece processing is got rid of the watering system, as shown in fig. 9, the work piece is lifted perpendicularly and is raised to the processing frock clamp top surface earlier, then the horizontal pushing is gone out, fall on the material receiving conveyer belt of its below under the effect of gravity, simultaneously guaranteed to unload the normal clamping of a mechanism after reset, restricted by the equipment stand, the effective usable space of the mechanism is narrow and small.
Example 1:
when the mechanism of the application does not operate, the mechanism is in an initial 0 state (the tool does not operate); the lifting sub-assembly 2 is in an initial state H0, the pushing sub-assembly 3 is in an initial state L0, and H0 is a vertical position value of the lifting sub-assembly; l0 is a push sub-assembly horizontal position value; when the mechanism starts to work, when the double-acting push-pull oil cylinder 107 positively feeds hydraulic oil, the piston rod of the double-acting push-pull oil cylinder 107 rises to drive the lifting sub-assembly 2 to move upwards, the roller 209 contacts a workpiece and moves synchronously, at the moment, the hinged support plate 305 also moves upwards under the action of the cam bearing B206 of the hole A and is limited by the cam guide groove 310 of the hinged support plate 305, the mechanism firstly moves linearly until the workpiece is higher than the top surface of the clamp of the processing tool, and at the moment, the mechanism is in the workpiece movement stage 1 (the workpiece moves safely upwards); the lifting subassembly 2 is raised to a position H1, which is vertical to the detachment clamp, and the pushing subassembly is at an instantaneous level L1, wherein the instantaneous level is expressed as: for the whole mechanism to act more compactly, when the workpiece is lifted to the top surface of the clamp, small-amplitude horizontal displacement is carried out, rather than the state of maintaining the initial horizontal position, and therefore, the small-amplitude horizontal displacement is expressed as instantaneous horizontal displacement; h1 is a value that the lifting sub-assembly 2 is lifted to a vertical position of a separation clamp; l1 is the instantaneous horizontal position value of the pushing sub-assembly 3; as shown in fig. 8b, which is a state diagram of the mechanism opening process 1, the swing arm is moved. The swing arm moves to drive the link mechanism, so that the pushing sub-assembly 3 contacts and pushes the workpiece in the horizontal direction. When moving to the end section, the mechanism is in a workpiece movement stage 2 (the workpiece is pushed to a critical state, the lifting sub-assembly 2 is in a critical state H2, the gravity center of the lifting sub-assembly exceeds the supporting range, and the pushing sub-assembly is at a horizontal position L2, as shown in a state diagram of the mechanism opening process 2 in FIG. 8c, the gravity center of the workpiece exceeds a roller 209 supported by the front end of the workpiece supporting plate 210, at the moment, the mechanism is in a workpiece movement end stage 3 (the mechanism is in a fully opened state), the vertical position of the lifting sub-assembly reaches a value H3, the horizontal position of the pushing sub-assembly is at L3, the H3 is a vertical position value of the lifting sub-assembly, and the L3 is a horizontal position value of the pushing sub-assembly, as shown in a state diagram of the mechanism fully opened state in FIG. 8d, and rolls onto a receiving conveyor belt of the equipment under the dead weight.
When the double-acting push-pull oil cylinder 107 reversely feeds hydraulic oil, the piston rod of the double-acting push-pull oil cylinder 107 descends, and the whole mechanism reversely moves and returns to an initial state, as shown in a diagram of an initial return state of the mechanism in fig. 8 a.
In example 2, as shown in fig. 9, when the initial state is 0 (the tooling does not act), the vertical position value H0 of the lifting sub-assembly is 0, and the horizontal position value L0 of the pushing sub-assembly is 0;
when the workpiece movement stage 1 (safe lifting movement of the workpiece) of the mechanism of the application is that the lifting sub-assembly is lifted to a vertical position value H1 of a separation clamp of 58mm and the instantaneous horizontal position value L1 of the pushing sub-assembly is 8.3 mm;
when the workpiece moving stage 2 (the workpiece is pushed to a critical state and the gravity center of the workpiece exceeds the supporting range) of the mechanism of the application, the vertical position value H2 of the lifting sub-assembly is 93mm, and the horizontal position value L2 of the pushing sub-assembly is 79.7mm
When the workpiece of the mechanism of the application moves in the final stage 3 (the mechanism is in a completely opened state), the vertical position value H3 of the lifting sub-assembly is 100mm, and the horizontal position value L3 of the pushing sub-assembly is 120mm.
Embodiment 3, as shown in fig. 10 and 8, fig. 10 is a schematic flow chart of a single cylinder lifting and pushing slide rail link mechanism in a special production working condition of a workpiece;
wherein, as shown in FIG. 10a, the installation and configuration diagram of the mechanism and the workpiece is shown; the mechanism is arranged on the table top of an automatic sawing production line of a workpiece pouring system through screws, the workpiece pouring system stops at a discharge opening after being sawed, and as shown in fig. 10b, an initial reset state diagram of the mechanism and the workpiece reaching the discharge opening is shown; after the workpiece is clamped and loosened, the workpiece is supported on the workpiece supporting plate 210 of the mechanism, firstly, the workpiece moves to be higher than the top surface of the clamping device of the processing tool in a straight line, at this time, the mechanism is in a workpiece movement stage 1 (the workpiece moves safely upwards), as shown in fig. 10c, a state diagram of a mechanism and workpiece opening process 1 is shown, the lifting sub-assembly 2 is lifted to a position which is separated from the vertical H1 of the clamp, and the pushing sub-assembly is positioned at an instantaneous level L1; h1 is a value that the lifting sub-assembly 2 is lifted to a vertical position of a separation clamp; l1 is the instantaneous horizontal position value of the push sub-assembly 3. Fig. 10d shows the state diagram of the mechanism opening process 2, and the swing arm moves. The swing arm moves to drive the link mechanism, so that the pushing sub-assembly 3 contacts and pushes the workpiece in the horizontal direction. When moving to the end section, the mechanism is in a workpiece movement stage 2 (the workpiece is pushed to a critical state, the lifting sub-assembly 2 is in a critical state H2, the gravity center of the lifting sub-assembly is about to exceed the supporting range, the pushing sub-assembly is in an instantaneous horizontal position L2. Fig. 10e is a fully opened state diagram of the mechanism, the vertical position of the lifting sub-assembly reaches a value H3, the horizontal position of the pushing sub-assembly is in a value L3, the H3 is a value of the vertical position of the lifting sub-assembly, and the L3 is a value of the horizontal position of the pushing sub-assembly, so that the workpiece rolls over onto the equipment receiving conveyor belt under the dead weight.
It will be appreciated by those skilled in the art that the present application can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the application or equivalents thereto are intended to be embraced therein.
Claims (5)
1. The sliding rail connecting rod mechanism for lifting and pushing the single oil cylinder is characterized by comprising a fixed base sub-assembly (1), a lifting sub-assembly (2) and a pushing sub-assembly (3);
the fixed base sub-assembly (1) comprises a bottom plate (101), an oil cylinder fixing vertical plate (102), a double-acting push-pull oil cylinder (107) and an oil cylinder fixing transverse plate (109); the oil cylinder fixing vertical plates (102) are symmetrically arranged on the bottom plate (101), and the double-acting push-pull oil cylinder (107) is arranged on the oil cylinder fixing transverse plate (109); the double-acting push-pull oil cylinder (107) is arranged on the oil cylinder fixing transverse plate (109), and the bottom plate (101), the oil cylinder fixing vertical plate (102) and the oil cylinder fixing transverse plate (109) are fixedly connected;
the lifting sub assembly (2) comprises a lifting frame transverse plate (201), a lifting frame side plate (202) and a workpiece supporting plate (210); the lifting frame side plates (202) are symmetrically arranged on two sides of the lifting frame transverse plate (201), and linear bearings (203) are arranged on the outer side surfaces of the lifting frame side plates (202); the workpiece supporting plate (210) is arranged on the lifting frame transverse plate (201), and the lifting frame side plate (202) is in sliding connection with the oil cylinder fixing vertical plate (102) of the fixed base sub-assembly (1); a cam bearing B (206) is arranged on the inner side surface of the lifting frame side plate (202);
the pushing sub-assembly (3) comprises a push plate (301), an articulated arm (304) and an articulated support plate (305); the hinged arms (304) are symmetrically arranged at two ends of the push plate (301), one end of each hinged arm (304) is movably connected with the push plate (301), the other end of each hinged arm (304) is movably connected with the hinged support plate (305), and the hinged support plates (305) are movably connected with the cam bearing B (206) of the lifting sub-assembly (2);
a sliding block and sliding rail assembly (103) is arranged between the oil cylinder fixing vertical plate (102) and the lifting frame side plate (202) for connection; a slide rail mounting groove (112) is formed in the outer side surface of the oil cylinder fixing vertical plate (102); a first screw (104) is arranged in the sliding rail mounting groove (112); the sliding rail mounting groove (112) is connected with a sliding rail of the sliding block and sliding rail assembly (103) through a first screw (104); a slide block mounting groove (214) is formed in the outer side surface of the lifting frame side plate (202); the sliding block mounting groove (214) is connected with a sliding block of the sliding block and sliding rail assembly (103) through a fourth screw (204);
a cam bearing A (105) is arranged on the oil cylinder fixing vertical plate (102); the hinge support plate (305) is provided with a cam guide groove (310), and the cam guide groove (310) is in nested connection with a cam bearing A (105) of the fixed base subassembly (1);
the double-acting push-pull oil cylinder (107) is connected with the oil cylinder fixing transverse plate (109) through a second screw (108); the base plate (101), the oil cylinder fixing vertical plate (102) and the oil cylinder fixing transverse plate (109) are connected through a third screw (110); the lifting frame side plates (202) are connected with the lifting frame transverse plates (201) through screws; the linear bearing (203) is connected with the lifting frame side plate (202) through a fourth screw (204); screw holes are formed in the workpiece supporting plates (210), and seventh screws (208) are arranged on the lifting frame transverse plates (201); the seventh screw (208) is connected with the screw hole in a matched manner, so that the workpiece supporting plate (210) is fixedly connected with the lifting frame transverse plate (201);
one end of the hinged support plate (305) is provided with a bearing through hole (308), the other end of the hinged support plate is provided with a pin shaft jack, and the hinged support plate (305) is connected with a cam bearing B (206) of the lifting sub assembly (2) through the bearing through hole (308); the pin shaft jack of the hinged support plate (305) is movably connected with the hinged arm (304) through a pin shaft (306) containing a clamp spring;
the lifting frame transverse plate (201) is provided with an oil cylinder piston connecting hole (211); the cylinder piston rod of the double-acting push-pull cylinder (107) is inserted into the cylinder piston connecting hole (211); one end of an oil cylinder piston rod of the double-acting push-pull oil cylinder (107) is provided with a pin shaft with a hole.
2. The single cylinder lifting and pushing slide rail link mechanism according to claim 1, characterized in that the workpiece supporting plate (210) is provided with rollers (209); guide shafts (307) are arranged at two ends of the push plate (301) in parallel, and one end of each guide shaft (307) is inserted into a linear bearing (203) of the lifting sub-assembly (2).
3. The single-cylinder lifting and pushing sliding rail connecting rod mechanism according to claim 1, wherein an anti-interference groove A (111) is formed in the outer side surface of the cylinder fixing vertical plate (102); an anti-interference hole (212) is formed in the lifting frame transverse plate (201); an anti-interference groove B (213) is formed in the inner side surface of the lifting frame side plate (202).
4. The sliding rail connecting rod mechanism for lifting and pushing the single oil cylinder according to claim 1, wherein limiting grooves are formed in two ends of the pushing plate (301), the hinge arms (304) are clamped in the limiting grooves, and one ends of the hinge arms (304) are movably connected with the pushing plate (301) through pin shafts with holes.
5. The single oil cylinder lifting and pushing slide rail connecting rod mechanism according to claim 1, wherein a guide shaft through hole is further formed in the pushing plate (301), and one end of the guide shaft (307) is connected with the pushing plate (301) through the guide shaft through hole with a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210860265.3A CN115301928B (en) | 2022-07-21 | 2022-07-21 | Single-cylinder lifting and pushing sliding rail connecting rod mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210860265.3A CN115301928B (en) | 2022-07-21 | 2022-07-21 | Single-cylinder lifting and pushing sliding rail connecting rod mechanism |
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| Publication Number | Publication Date |
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| CN115301928A CN115301928A (en) | 2022-11-08 |
| CN115301928B true CN115301928B (en) | 2023-11-14 |
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| CN202210860265.3A Active CN115301928B (en) | 2022-07-21 | 2022-07-21 | Single-cylinder lifting and pushing sliding rail connecting rod mechanism |
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| CN113547090A (en) * | 2021-08-19 | 2021-10-26 | 宁夏太阳镁业有限公司 | Special-shaped magnesium ingot casting die |
| CN216186668U (en) * | 2021-10-27 | 2022-04-05 | 温州瑞驰包装设备有限公司 | Die lifting device of stretch film packaging machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0740014A (en) * | 1993-07-30 | 1995-02-10 | Sumitomo Jukikai Chiyuutan Kk | Device for holding immersion nozzle |
| JPH09168858A (en) * | 1995-12-18 | 1997-06-30 | Asahi Kiko Kk | Method for pouring molten metal into ladle and device therefor |
| CN201565539U (en) * | 2009-12-23 | 2010-09-01 | 高尔荣 | Wire cutting mechanism of wire bending machine |
| CN103231186A (en) * | 2013-04-19 | 2013-08-07 | 杭州凯尔达机器人科技股份有限公司 | Jacking trolley of boom production line |
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| CN216186668U (en) * | 2021-10-27 | 2022-04-05 | 温州瑞驰包装设备有限公司 | Die lifting device of stretch film packaging machine |
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|---|---|
| CN115301928A (en) | 2022-11-08 |
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