CN110000727B - Automatic positioning and stabilizing assembly for engine cylinder and positioning method thereof - Google Patents
Automatic positioning and stabilizing assembly for engine cylinder and positioning method thereof Download PDFInfo
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- CN110000727B CN110000727B CN201910365465.XA CN201910365465A CN110000727B CN 110000727 B CN110000727 B CN 110000727B CN 201910365465 A CN201910365465 A CN 201910365465A CN 110000727 B CN110000727 B CN 110000727B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
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Abstract
The application discloses an automatic positioning and stabilizing assembly of an engine cylinder body and a positioning method thereof, wherein the automatic positioning and stabilizing assembly comprises an engine cylinder body stabilizing tray, an automatic cylinder body positioning assembly and a control circuit; the cylinder body positioning table is characterized in that a positioning table inner cavity is formed in the cylinder body positioning table, and the positioning table inner cavity is provided with a limiting plate telescopic assembly and a telescopic extrusion plate moving assembly.
Description
Technical Field
The application relates to the technical field of engine detection, in particular to an automatic positioning and stabilizing assembly of an engine cylinder body and a positioning method thereof.
Background
At present, when an engine is installed on a production line, various performances of an engine crankshaft are required to be measured in a rotating way, an engine cylinder body is required to be positioned before detection, the engine cylinder body is moved by 2-3 persons at present, positioning can be realized after the engine is continuously moved, adjusted and installed, a large amount of manpower and time are consumed, and meanwhile, the working intensity is high and the working efficiency is low.
The foregoing background is only for the purpose of facilitating an understanding of the principles and concepts of the application and is not necessarily in the prior art to the present application and is not intended to be used as an admission that such background is not entitled to antedate such novelty and creativity by virtue of prior application or that it is already disclosed at the date of filing of this application.
Disclosure of Invention
The application provides an assembly for realizing automatic positioning of a cylinder body and a positioning method thereof, which are suitable for rotation detection of an engine crankshaft.
In order to achieve the above purpose, the application adopts the following technical scheme:
an automatic positioning and stabilizing assembly of an engine cylinder body comprises an engine cylinder body stabilizing tray, an automatic positioning assembly of the cylinder body and a control circuit; a plurality of cylinder tightening positioning holes are formed in a bottom plate of the engine cylinder stabilizing tray; the automatic cylinder positioning assembly comprises a cylinder positioning table, a positioning table inner cavity is formed in the cylinder positioning table, a limiting plate longitudinal groove is formed in the left side of the upper plate surface of the cylinder positioning table, a telescopic extrusion plate longitudinal groove and a telescopic extrusion plate moving transverse groove are formed in the right side of the upper plate surface of the cylinder positioning table, and tray baffles are respectively arranged on the front side and the rear side of the cylinder positioning table; the inner cavity of the positioning table is distributed with a limiting plate telescopic assembly and a telescopic extrusion plate moving assembly; the limiting plate telescopic assemblies are correspondingly distributed below the limiting plate longitudinal grooves; the telescopic extrusion plate moving assemblies are correspondingly distributed below the telescopic extrusion plate longitudinal grooves and the telescopic extrusion plate moving transverse grooves; the limiting plate telescopic assembly comprises an extrusion sliding member and a limiting plate hydraulic cylinder; the extrusion sliding component comprises a supporting base, a transverse sliding rod, a sliding extrusion block and a spring; the transverse sliding rod is combined on the supporting base; the sliding extrusion block is matched with the transverse sliding rod, provided with a sliding groove and can be sleeved on the transverse sliding rod in a sliding way; the spring is sleeved on the transverse sliding rod and is distributed behind the sliding extrusion block; the telescopic rod of the limiting plate hydraulic cylinder is combined below the supporting base;
the telescopic extrusion plate moving assembly comprises a telescopic moving hydraulic cylinder, a pushing hydraulic cylinder, a telescopic bracket, a moving limiting rod, a moving return spring and the extrusion sliding component; a limiting rod sliding groove is formed in the telescopic bracket along the vertical direction; the upper end of the telescopic bracket is combined with the supporting base of the extrusion sliding component, and the lower end of the telescopic bracket is combined with the telescopic rod of the telescopic moving hydraulic cylinder; the telescopic movable hydraulic cylinder is movably connected with the bottom plate of the inner cavity of the positioning table; the pushing hydraulic cylinder is combined on the right side plate of the inner cavity of the positioning table, and the telescopic rods of the pushing hydraulic cylinder are correspondingly distributed on the right side of the telescopic bracket; the movable limiting rods are transversely distributed in the inner cavity of the positioning table and penetrate through the sliding grooves of the limiting rods; the movable reset spring is sleeved on the movable limiting rod and correspondingly distributed on the left side of the telescopic bracket to extrude the telescopic bracket.
Furthermore, the telescopic bracket is approximately U-shaped, and the two side plates of the telescopic bracket are provided with the limit rod sliding grooves; two movable transverse grooves of the telescopic extrusion plate are formed in the cylinder body positioning table corresponding to the telescopic bracket; each telescopic extrusion plate moving transverse groove and each telescopic extrusion plate longitudinal groove form a nearly T shape.
Further, the telescopic extrusion plate moving assembly further comprises a spring extrusion block, wherein the spring extrusion block is sleeved on the moving limiting rod and is distributed between the moving reset spring and the telescopic bracket.
Furthermore, the bottom plate of the inner cavity of the positioning table is correspondingly provided with a sliding groove of the telescopic moving hydraulic cylinder, and the telescopic moving hydraulic cylinder can be slidably distributed in the sliding groove of the telescopic moving hydraulic cylinder.
Further, the hydraulic cylinder body stabilizing and stretching device also comprises a cylinder body stabilizing and stretching assembly, wherein the cylinder body stabilizing and stretching assembly comprises a stabilizing hydraulic cylinder and a stabilizing and stretching device; the stable telescopic device comprises a stable sliding rod, a movable inserted rod, a stable piezoresistor and an inserted rod spring; the middle rear part of the movable inserted link is provided with a stable sliding link movable groove; the movable groove of the stable sliding rod is approximately T-shaped in cross section; the front part of the stable sliding rod is correspondingly provided with a convex round table; the front part of the stable sliding rod is inserted into the movable groove of the stable sliding rod to be distributed; the inserted bar spring is sleeved on the stable sliding bar and distributed behind the movable inserted bar, and extrudes the movable inserted bar; the stable piezoresistor is sleeved on the stable sliding rod and is distributed between the inserted rod spring and the movable inserted rod; the front end of the telescopic rod of the stable hydraulic cylinder is combined with the rear end of the stable sliding rod; the top of the tray baffle plate at the rear side of the cylinder body positioning table is also provided with a supporting table, and the stable hydraulic cylinder is fixed on the supporting table.
Further, the side section of the stable tray of the engine cylinder body is approximately L-shaped, and a plug rod socket is formed in the side panel of the stable tray of the engine cylinder body corresponding to the movable plug rod.
The method for positioning the engine cylinder body by using the automatic positioning and stabilizing assembly of the engine cylinder body comprises the following steps:
(1) The engine cylinder body to be detected is fastened to the engine cylinder body stabilizing tray by using a locating pin;
(2) Starting a limiting plate hydraulic cylinder of the limiting plate telescopic assembly to enable the limiting plate hydraulic cylinder to extrude the sliding member to rise to the highest position;
(3) When the stable tray of the engine cylinder body moves to a cylinder body positioning table, starting the telescopic moving hydraulic cylinder to push the telescopic bracket and the extrusion sliding component on the telescopic bracket to rise to the highest position; then starting the pushing hydraulic cylinder, pushing the telescopic bracket leftwards, pushing the stable tray of the engine cylinder body to the extrusion sliding component at the telescopic component of the limiting plate, stopping the pushing hydraulic cylinder, and jointly stably extruding the stable tray of the engine cylinder body by the extrusion sliding components at the left side and the right side, so that the left and right positioning of the stable tray of the engine cylinder body is completed;
(4) The stable tray of the engine cylinder body is moved backwards to a tray baffle plate at the rear side of the cylinder body positioning table by means of continuous pushing force after a crankshaft connector of the crankshaft automatic rotating assembly for rotation detection is inserted into a crankshaft of the engine cylinder body;
the crankshaft automatic rotating assembly comprises a rotating device fixing plate, a sliding rail is arranged on the lower plate surface of the rotating device fixing plate, and a rotating machine frame is slidably distributed on the sliding rail; the rotating machine frame is provided with a rotating motor and a crankshaft connector, and the rotating motor provides rotating power for the crankshaft connector; the telescopic cylinders are distributed at the rear of the rotating machine frame and are fixedly connected with the rotating device fixing plate through cylinder positioning blocks; the telescopic rod of the telescopic cylinder is connected with the rear end of the rotating machine frame, and the crankshaft connector realizes the horizontal extension and retraction through the telescopic cylinder.
(5) Simultaneously, the cylinder body stabilizes the flexible subassembly and opens, starts firm pneumatic cylinder to promote firm expansion bend and stretch out and insert in the inserted bar socket, wait in the movable inserted bar inserts the inserted bar socket completely, firm pneumatic cylinder continues to promote, then the inserted bar spring is compressed, and with pressure feedback for firm piezo-resistor, pressure reaches the setting value, then stabilizes the pneumatic cylinder and closes, makes movable inserted bar to the firm tray of engine cylinder body keep sufficient extrusion force, accomplishes the location.
Compared with the prior art, the application has the beneficial effects that: the automatic positioning assembly of the cylinder body can realize automatic positioning of the cylinder body, has high degree of automation, accurate automatic positioning effect, simple and convenient operation and good repeatability effect, obviously reduces labor cost and obviously improves production efficiency; the cylinder body that is equipped with stabilizes flexible subassembly can improve the stability of whole engine cylinder body when carrying out the rotatory detection of bent axle, is showing to reduce the cylinder body vibration, is improving the detection accuracy.
Drawings
FIG. 1 is a schematic view of the internal structure of a cylinder positioning table of the present application;
FIG. 2 is a schematic diagram of the assembly structure of the positioning table fixing bracket, the cylinder positioning table and the cylinder stable telescopic assembly of the application;
FIG. 3 is a structural view of the stability retractor of the application;
FIG. 4 is a schematic view of the structure of the engine block securement tray of the present application;
fig. 5 is a schematic view of a crankshaft automatic rotation assembly according to the operation of the present application.
Detailed Description
As shown in fig. 1 to 4, an automatic positioning and stabilizing assembly for an engine block comprises an engine block stabilizing tray 16, an automatic positioning assembly for the block and a control circuit; a plurality of cylinder tightening positioning holes 16-1 are formed in the bottom plate of the engine cylinder stabilizing tray 16; the side section of the engine block stabilizing tray 16 of this embodiment is in a shape of an approximate L, and two inserted link sockets 16-2 are formed on the side panel.
The automatic cylinder positioning assembly comprises a cylinder positioning table 1, a positioning table inner cavity 1-1 is formed in the cylinder positioning table 1, a limiting plate longitudinal groove 1-6 is formed in the left side of an upper plate surface 1-3 of the cylinder positioning table, a telescopic extrusion plate longitudinal groove 1-4 and a telescopic extrusion plate moving transverse groove 1-5 are formed in the right side of the upper plate surface of the cylinder positioning table, and a tray baffle 9 and a tray baffle 10 are respectively arranged on the front side and the rear side of the cylinder positioning table; the inner cavity 1-1 of the positioning table is distributed with a limiting plate telescopic assembly and a telescopic extrusion plate moving assembly; the limiting plate telescopic assemblies are correspondingly distributed below the limiting plate longitudinal grooves; the telescopic extrusion plate moving assemblies are correspondingly distributed below the telescopic extrusion plate longitudinal grooves and the telescopic extrusion plate moving transverse grooves;
the limiting plate telescopic assembly comprises an extrusion sliding member 7 and a limiting plate hydraulic cylinder 6; the extrusion sliding member 7 comprises a supporting base 7-1, a transverse sliding rod 7-2, a sliding extrusion block 7-3 and a spring 7-4; the transverse sliding rod 7-2 is combined on the supporting base; the sliding extrusion block is matched with the transverse sliding rod 7-2, provided with a sliding groove and can be sleeved on the transverse sliding rod 7-2 in a sliding way; the spring is sleeved on the transverse sliding rod 7-2 and is distributed behind the sliding extrusion block 7-3; the telescopic rod of the limiting plate hydraulic cylinder 6 is combined below the supporting base 7-1;
the telescopic extrusion plate moving assembly comprises a telescopic moving hydraulic cylinder 3, a pushing hydraulic cylinder 2, a telescopic bracket 8, a moving limiting rod 4, a moving return spring 5, a spring extrusion block 4-1 and an extrusion sliding member 7; the telescopic bracket 8 is approximately U-shaped, and limit rod sliding grooves 8-1 are formed in two side plates of the telescopic bracket along the vertical direction; two movable transverse grooves 1-5 of the telescopic extrusion plate are arranged on the cylinder body positioning table 1 corresponding to the telescopic bracket 8; each telescopic extrusion plate moving transverse groove and each telescopic extrusion plate longitudinal groove form a nearly T shape.
The upper end of the telescopic bracket 8 is combined with the supporting base of the extrusion sliding member 7, and the lower end of the telescopic bracket is combined with the telescopic rod of the telescopic moving hydraulic cylinder 3; the bottom plate of the inner cavity 1-1 of the positioning table is correspondingly provided with a telescopic moving hydraulic cylinder chute 1-2, and the telescopic moving hydraulic cylinder 3 is slidably distributed in the telescopic moving hydraulic cylinder chute 1-2 and is movably connected with the bottom plate of the inner cavity of the positioning table; the pushing hydraulic cylinder 2 is combined on the right side plate of the inner cavity of the positioning table, and telescopic rods of the pushing hydraulic cylinder are correspondingly distributed on the right side of the telescopic bracket 8 to provide horizontal pushing force for movement of the telescopic bracket 8; the movable limiting rods are transversely distributed in the inner cavity of the positioning table and penetrate through the limiting rod sliding grooves 8-1; the movable return spring 5 is sleeved on the movable limiting rod 4 and correspondingly distributed on the left side of the telescopic bracket 8, and the spring extrusion block 4-1 arranged in the embodiment is sleeved on the movable limiting rod 4 and distributed between the movable return spring 5 and the telescopic bracket 8 to extrude the telescopic bracket 8;
in order to improve the stability of the crankshaft rotation detection process, the embodiment further comprises a cylinder body stable telescopic assembly, wherein the cylinder body stable telescopic assembly comprises a stable hydraulic cylinder 11 and a stable telescopic device 13; the stable telescopic device 13 comprises a stable sliding rod 13-1, a movable inserted rod 13-3, a stable piezoresistor 13-5 and an inserted rod spring 13-2; the middle rear part of the movable inserted link 13-3 is provided with a stable sliding link movable slot 13-4; the cross section of the movable groove 13-4 of the stable sliding rod is approximately T-shaped; the front part of the stable sliding rod 13-1 is correspondingly provided with a convex round table; the front part of the stable sliding rod is inserted into the movable groove of the stable sliding rod to be distributed, the inserting rod spring 13-2 is sleeved on the stable sliding rod 13-1 and distributed behind the movable inserting rod 13-3 and extrudes the movable inserting rod, and the stable piezoresistor 13-5 is sleeved on the stable sliding rod 13-1 and distributed between the inserting rod spring 13-2 and the movable inserting rod 13-3; in this embodiment, two stable retractors 13 are provided and distributed corresponding to the two inserting rod sockets 16-2, and the front ends of the telescopic rods of the stable hydraulic cylinders 11 are connected with the two stable retractors 13 through a retractor connecting rod 12; of course, a pallet 10-1 is further provided at the top of the pallet baffle 10 at the rear side of the cylinder positioning table 1, and the stabilizing hydraulic cylinder 11 is fixed on the pallet 10-1. In this embodiment, a positioning table fixing bracket 14 is further provided, and the cylinder positioning table 1 is adjustably fixed on the positioning table fixing bracket 14 through a tightening hole 15.
As shown in fig. 5, the automatic crankshaft rotating assembly according to the embodiment comprises a rotating device fixing plate 17, wherein a sliding rail is arranged on the lower plate surface of the rotating device fixing plate 17, and a rotating mechanism frame 21 is slidably distributed on the sliding rail; the rotating frame 21 is distributed on the slide rail 20 through four linear slide bearings. The rotating machine frame 21 is distributed with a rotating motor 22 and a crankshaft connector 23; the rear part of the rotating mechanism frame 21 is provided with telescopic air cylinders 19, and the telescopic air cylinders 19 are fixedly connected with the rotating device fixing plate 17 through air cylinder positioning blocks 18; the telescopic rod of the telescopic cylinder 19 is connected to the rear end of the rotary frame 21.
Of course, in order to realize automatic control, the control circuit is connected with and controls the rotating motor 22, the telescopic cylinder 19, the pushing hydraulic cylinder 2, the telescopic moving hydraulic cylinder 3, the limiting plate hydraulic cylinder 6, the stabilizing hydraulic cylinder 11 and the stabilizing piezoresistor 13-5.
The method for positioning the engine cylinder body by using the device comprises the following steps:
the engine cylinder is fastened on the engine cylinder stabilizing tray 16 of the application through positioning pins, then is automatically conveyed through an upstream transmission roller way, before reaching the cylinder positioning table 1, the extrusion sliding member 7 in the limiting plate telescopic assembly on the cylinder positioning table 1 is at the highest position, the extrusion sliding member 7 of the telescopic extrusion plate moving assembly is at the lowest position, the engine cylinder stabilizing tray 16 smoothly slides into the cylinder positioning table 1, then the telescopic moving hydraulic cylinder 3 is controlled to start, the telescopic bracket 8 and the extrusion sliding member 7 are pushed to rise to the highest position, then the pushing hydraulic cylinder 2 is controlled to start, the telescopic bracket 8 is pushed to the left, at the moment, the extrusion sliding member 7 on the telescopic bracket 8 pushes the engine cylinder stabilizing tray 16 to slide to the extrusion sliding member 7 at the limiting plate telescopic assembly, the extrusion sliding members 7 on the left side and the right side jointly stably extrude the engine cylinder stabilizing tray 16, and then the hydraulic cylinder is controlled to stop stretching, and at the moment, the engine cylinder stabilizing tray 16 is positioned left and right; then, the telescopic cylinder 19 of the automatic crankshaft rotating assembly is started, the telescopic cylinder 19 pushes the rotating mechanism frame 21 to move, after the crankshaft connector 23 is inserted into the crankshaft, the sliding extrusion block 7-3 based on the extrusion sliding component 7 can slide relative to the transverse sliding rod 7-2, so that the engine cylinder body stabilizing tray 16 clamped by the extrusion sliding component 7 at the left side and the right side is pushed to the tray baffle 10 under the pushing of the telescopic cylinder 19, the side plate of the engine cylinder body stabilizing tray 16 is tightly attached to the tray baffle 10, at the moment, the stabilizing hydraulic cylinder 11 is also started, the stabilizing telescopic device 13 is pushed to extend and insert into the inserting rod inserting hole 16-2, after the movable inserting rod 13-3 is completely inserted into the inserting rod inserting hole 16-2, the inserting rod spring 13-2 is compressed, the pressure is fed back to the stabilizing piezoresistor 13-5, the stabilizing hydraulic cylinder 11 is closed, the movable inserting rod 13-3 is enabled to keep enough for the engine cylinder body stabilizing tray 16 in the whole rotation detecting process, and the stability of the engine cylinder body is ensured. And (3) positioning is completed, and finally, relevant rotation detection is carried out on the crankshaft.
After the detection is finished, the crankshaft connector and the stable telescopic device retract; the extrusion sliding component 7 in the limiting plate telescopic component on the cylinder positioning table 1 is contracted to the lowest position, then the pushing hydraulic cylinder 2 continues to push leftwards, and the engine cylinder stabilizing tray 16 is pushed to the downstream transmission roller way to enter the next ring for detection.
Claims (5)
1. An automatic positioning and stabilizing assembly for an engine cylinder block is characterized in that: comprises an engine cylinder body stabilizing tray, a cylinder body automatic positioning component and a control circuit; a plurality of cylinder tightening positioning holes are formed in a bottom plate of the engine cylinder stabilizing tray; the automatic cylinder positioning assembly comprises a cylinder positioning table, a positioning table inner cavity is formed in the cylinder positioning table, a limiting plate longitudinal groove is formed in the left side of the upper plate surface of the cylinder positioning table, a telescopic extrusion plate longitudinal groove and a telescopic extrusion plate moving transverse groove are formed in the right side of the upper plate surface of the cylinder positioning table, and tray baffles are respectively arranged on the front side and the rear side of the cylinder positioning table; the inner cavity of the positioning table is distributed with a limiting plate telescopic assembly and a telescopic extrusion plate moving assembly; the limiting plate telescopic assemblies are correspondingly distributed below the limiting plate longitudinal grooves; the telescopic extrusion plate moving assemblies are correspondingly distributed below the telescopic extrusion plate longitudinal grooves and the telescopic extrusion plate moving transverse grooves; the limiting plate telescopic assembly comprises an extrusion sliding member and a limiting plate hydraulic cylinder; the extrusion sliding component comprises a supporting base, a transverse sliding rod, a sliding extrusion block and a spring; the transverse sliding rod is combined on the supporting base; the sliding extrusion block is matched with the transverse sliding rod, provided with a sliding groove and can be sleeved on the transverse sliding rod in a sliding way; the spring is sleeved on the transverse sliding rod and is distributed behind the sliding extrusion block; the telescopic rod of the limiting plate hydraulic cylinder is combined below the supporting base;
the telescopic extrusion plate moving assembly comprises a telescopic moving hydraulic cylinder, a pushing hydraulic cylinder, a telescopic bracket, a moving limiting rod, a moving return spring and the extrusion sliding component; a limiting rod sliding groove is formed in the telescopic bracket along the vertical direction; the upper end of the telescopic bracket is combined with the supporting base of the extrusion sliding component, and the lower end of the telescopic bracket is combined with the telescopic rod of the telescopic moving hydraulic cylinder; the telescopic movable hydraulic cylinder is movably connected with the bottom plate of the inner cavity of the positioning table; the pushing hydraulic cylinder is combined on the right side plate of the inner cavity of the positioning table, and the telescopic rods of the pushing hydraulic cylinder are correspondingly distributed on the right side of the telescopic bracket; the movable limiting rods are transversely distributed in the inner cavity of the positioning table and penetrate through the sliding grooves of the limiting rods; the movable reset spring is sleeved on the movable limiting rod and correspondingly distributed on the left side of the telescopic bracket to extrude the telescopic bracket;
the telescopic extrusion plate moving assembly further comprises a spring extrusion block, wherein the spring extrusion block is sleeved on the moving limiting rod and is distributed between the moving reset spring and the telescopic bracket;
the bottom plate of the inner cavity of the positioning table is correspondingly provided with a sliding groove of the telescopic moving hydraulic cylinder, and the telescopic moving hydraulic cylinder can be slidably distributed in the sliding groove of the telescopic moving hydraulic cylinder.
2. An engine block auto-positioning stabilization assembly according to claim 1, wherein: the telescopic bracket is approximately U-shaped, and the two side plates of the telescopic bracket are provided with the limit rod sliding grooves; two movable transverse grooves of the telescopic extrusion plate are formed in the cylinder body positioning table corresponding to the telescopic bracket; each telescopic extrusion plate moving transverse groove and each telescopic extrusion plate longitudinal groove form a nearly T shape.
3. An engine block auto-positioning stabilization assembly according to claim 1, wherein: the cylinder body stabilizing and telescoping assembly comprises a stabilizing hydraulic cylinder and a stabilizing telescopic device; the stable telescopic device comprises a stable sliding rod, a movable inserted rod, a stable piezoresistor and an inserted rod spring; the middle rear part of the movable inserted link is provided with a stable sliding link movable groove; the movable groove of the stable sliding rod is approximately T-shaped in cross section; the front part of the stable sliding rod is correspondingly provided with a convex round table; the front part of the stable sliding rod is inserted into the movable groove of the stable sliding rod to be distributed; the inserted bar spring is sleeved on the stable sliding bar and distributed behind the movable inserted bar, and extrudes the movable inserted bar; the stable piezoresistor is sleeved on the stable sliding rod and is distributed between the inserted rod spring and the movable inserted rod; the front end of the telescopic rod of the stable hydraulic cylinder is combined with the rear end of the stable sliding rod; the top of the tray baffle plate at the rear side of the cylinder body positioning table is also provided with a supporting table, and the stable hydraulic cylinder is fixed on the supporting table.
4. An engine block auto-positioning stabilization assembly according to claim 3, wherein: the side section of the stable tray of the engine cylinder body is approximately L-shaped, and the side panel of the stable tray is provided with a plug rod socket corresponding to the movable plug rod.
5. A method of cylinder positioning using an automatic engine cylinder positioning stabilization assembly of claim 4, comprising the steps of:
(1) The engine cylinder body to be detected is fastened to the engine cylinder body stabilizing tray by using a locating pin;
(2) Starting a limiting plate hydraulic cylinder of the limiting plate telescopic assembly to enable the limiting plate hydraulic cylinder to extrude the sliding member to rise to the highest position;
(3) When the stable tray of the engine cylinder body moves to a cylinder body positioning table, starting the telescopic moving hydraulic cylinder to push the telescopic bracket and the extrusion sliding component on the telescopic bracket to rise to the highest position; then starting the pushing hydraulic cylinder, pushing the telescopic bracket leftwards, pushing the stable tray of the engine cylinder body to the extrusion sliding component at the telescopic component of the limiting plate, stopping the pushing hydraulic cylinder, and jointly stably extruding the stable tray of the engine cylinder body by the extrusion sliding components at the left side and the right side, so that the left and right positioning of the stable tray of the engine cylinder body is completed;
(4) The stable tray of the engine cylinder body is moved backwards to a tray baffle plate at the rear side of the cylinder body positioning table by means of continuous pushing force after a crankshaft connector of the crankshaft automatic rotating assembly for rotation detection is inserted into a crankshaft of the engine cylinder body;
(5) Simultaneously, the cylinder body stabilizes the flexible subassembly and opens, starts firm pneumatic cylinder to promote firm expansion bend and stretch out and insert in the inserted bar socket, wait in the movable inserted bar inserts the inserted bar socket completely, firm pneumatic cylinder continues to promote, then the inserted bar spring is compressed, and with pressure feedback for firm piezo-resistor, pressure reaches the setting value, then stabilizes the pneumatic cylinder and closes, makes movable inserted bar to the firm tray of engine cylinder body keep sufficient extrusion force, accomplishes the location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910365465.XA CN110000727B (en) | 2019-04-30 | 2019-04-30 | Automatic positioning and stabilizing assembly for engine cylinder and positioning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910365465.XA CN110000727B (en) | 2019-04-30 | 2019-04-30 | Automatic positioning and stabilizing assembly for engine cylinder and positioning method thereof |
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| CN110000727A CN110000727A (en) | 2019-07-12 |
| CN110000727B true CN110000727B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910365465.XA Active CN110000727B (en) | 2019-04-30 | 2019-04-30 | Automatic positioning and stabilizing assembly for engine cylinder and positioning method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991010B (en) * | 2019-04-30 | 2024-01-02 | 广西玉柴机器股份有限公司 | Automatic system and detection method for detecting rotation of engine crankshaft |
| CN114264449B (en) * | 2021-12-22 | 2024-06-18 | 苏州博众智能机器人有限公司 | Detection jig |
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| CN209954526U (en) * | 2019-04-30 | 2020-01-17 | 广西玉柴机器股份有限公司 | Engine cylinder block automatic positioning and stabilizing assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4302882A (en) * | 1979-05-08 | 1981-12-01 | Kwik-Way Manufacturing Company | Engine boring fixture |
| JP2002346868A (en) * | 2001-05-18 | 2002-12-04 | Mitsubishi Motors Corp | Cylinder block positioning device |
| JP2004009173A (en) * | 2002-06-04 | 2004-01-15 | Honda Motor Co Ltd | Fixture for cylinder block |
| DE202006001187U1 (en) * | 2006-01-25 | 2006-04-13 | Huang, Han-Ching | Telescopic rod has cylinder and support which is inserted partly into cylinder whereby fixing means is covered and mounting plate, fastened at cylinder, with positioning element pivoted at it |
| CN101190487A (en) * | 2006-11-21 | 2008-06-04 | 比亚迪股份有限公司 | Engine cylinder cap-blocking press-loading equipment |
| CN101413861A (en) * | 2008-12-03 | 2009-04-22 | 中国科学院力学研究所 | Pneumatic loading type friction wear testing machine |
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| Publication number | Publication date |
|---|---|
| CN110000727A (en) | 2019-07-12 |
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