CN116038276A - Guiding mechanism and gearbox shaft system assembling mechanism and equipment with guiding mechanism - Google Patents
Guiding mechanism and gearbox shaft system assembling mechanism and equipment with guiding mechanism Download PDFInfo
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- CN116038276A CN116038276A CN202310007041.2A CN202310007041A CN116038276A CN 116038276 A CN116038276 A CN 116038276A CN 202310007041 A CN202310007041 A CN 202310007041A CN 116038276 A CN116038276 A CN 116038276A
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- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention provides a guide mechanism which is used for guiding and positioning a workpiece clamped and descending by a clamp, wherein the guide roller mechanism on the clamp is matched with a pair of box-entering limiting blocks, a pair of horizontal adjusting mechanisms are matched with a pair of horizontal limiting seats of the guide mechanism, a pair of vertical positioning pin holes are matched with a pair of positioning pins in sequence, so that rough positioning, horizontal limiting and complete positioning of the workpiece are sequentially formed. The invention also provides a gearbox shaft system assembling mechanism based on the guiding mechanism and gearbox shaft system assembling equipment suitable for the composite manual station. The invention can provide a larger operation space for shaft system box entering, can effectively avoid the condition of material clamping caused by the interference of the cylindrical roller bearing in the shaft system box entering process, and does not need to raise the wire body in the shaft system box entering process.
Description
Technical Field
The invention relates to a gearbox shaft system box-entering device, in particular to a guide mechanism, a gearbox shaft system assembling mechanism and device provided with the guide mechanism.
Background
In the prior art, the following problems exist when the shafting is put into a box:
1. four positioning points are needed to be arranged at four corners of the clamp on the positioning pins of the shafting box, and the guiding sliding table of the shafting box is as large as the lifting appliance, so that the operation is hindered;
2. when the shafting is more, the lifting appliance is larger, and the positioning pin mounting arm is equal to the lifting appliance in size, so that the pin holes can be positioned; when a plurality of shafting are put into the box, the lifting appliance is as large as the four-corner guide sliding table, and when the shafting are put into the box twice, a single small lifting appliance is also designed to be equally large;
3. when the cylindrical roller bearing is contacted with the shell, the roller can prevent the shaft from entering the box;
4. when the centering guide distance of the shaft entering the box is too long, the line body needs to be lifted, the whole line height is affected, and the operation is inconvenient;
5. the quality of the product is greatly affected by processing and assembly;
6. when the box body structure is complex, the shafting can be blocked in the box entering process.
Disclosure of Invention
The present invention aims to solve the above technical problems at least to some extent. Therefore, the invention provides the guide mechanism, and also provides the gearbox shaft system assembly mechanism and gearbox shaft system assembly equipment suitable for the composite manual station based on the guide mechanism, so that a larger operation space can be provided for shaft system box entering, manual operation can be well facilitated when the shaft system is in a complex working condition, in addition, the condition that material clamping occurs due to the interference of the cylindrical roller bearing in the shaft system box entering process can be effectively avoided, a wire body is not required to be lifted in the shaft system box entering process, and effective guarantee can be provided for product quality.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a guiding mechanism is structurally characterized in that:
the device comprises a clamp, a substrate, a guide mechanism, a pair of horizontal adjusting mechanisms and a pair of vertical positioning pin holes, wherein the clamp is used for clamping and guiding and positioning a downlink workpiece; the guide mechanism comprises a guide plate, a pair of box-entering limiting blocks, a pair of horizontal limiting seats and a pair of positioning pins, wherein the pair of box-entering limiting blocks, the pair of horizontal limiting seats and the pair of positioning pins are sequentially arranged on the guide plate from top to bottom;
along with the descending of the workpiece, the guide roller mechanism and the pair of box-entering limiting blocks, the pair of horizontal adjusting mechanisms and the pair of horizontal limiting seats, the pair of vertical positioning pin holes and the pair of positioning pins are matched in sequence; the guide rod of the guide roller mechanism adaptively passes through the Y-shaped guide groove between the pair of box-entering limiting blocks, and rolls downwards along the surface of the guide plate by virtue of the guide roller on the guide rod, so that rough positioning on the front and back and left and right directions of a workpiece is formed; the limiting protrusion of each horizontal limiting seat is matched between a pair of rolling bearings which are arranged at left and right intervals corresponding to the horizontal adjusting mechanism in a matched mode, and the pair of rolling bearings move downwards along the rolling of the horizontal limiting seat to form horizontal limiting on a workpiece; the pair of locating pins are inserted into the pair of vertical locating pin holes upwards, so that the guide mechanism can fully locate the workpiece and can synchronously descend along with the workpiece.
The guide mechanism of the invention is also characterized in that:
the guide rod of the guide roller mechanism is of a convex structure, the large end of the guide rod is cylindrical, the guide rod is arranged at the upper end of the clamp substrate, the small end of the guide rod faces outwards and is of a plate-shaped structure and is used for being matched with the Y-direction guide groove, and a pair of guide rollers are respectively arranged at the left side and the right side of the tail end of the guide rod;
a pair of income case stopper encloses with the deflector and establishes and form vertical logical groove, leaves the clearance with the deflector opposite side along controlling to form Y type guide slot, the guide bar with tip looks adaptation ground follow in the Y type guide slot pass, a pair of guide roller at terminal stretches into in the vertical logical groove to with rolling contact between deflector and the income case stopper.
The horizontal adjusting mechanisms are positioned at the left side and the right side below the horizontal adjusting mechanisms, the adjusting rods of the horizontal adjusting mechanisms are of convex structures, the large ends of the adjusting rods are cylindrical and are arranged at the lower ends of the clamp base plates, the small ends of the adjusting rods face outwards, the left side and the right side of the tail ends of the adjusting rods are respectively provided with a pair of rolling bearings, and the pair of rolling bearings are exposed out of the small ends of the adjusting rods along the front and rear directions and form a middle concave with the adjusting rods;
the pair of horizontal limiting seats are positioned on the left side and the right side of the lower part of the pair of box-entering limiting blocks and are vertically aligned with the pair of horizontal adjusting mechanisms, the positions and the external dimensions of the limiting protrusions are correspondingly arranged according to the concave of the middle part, the horizontal adjusting mechanisms are adaptively nested outside the limiting protrusions of the horizontal limiting seats through the concave of the middle part and descend along the limiting protrusions, and the pair of rolling bearings are in rolling contact with the vertical end faces, positioned on the left side and the right side of the limiting protrusions, of the horizontal limiting seats.
One of the positioning pins is a diamond pin; the locating pin is arranged on a short plate which is connected with the guide plate and horizontally extends along the front and back directions.
The device is applied to assembly of a gearbox shaft system, is used for guiding and positioning when the shaft system is put into a box, and the workpiece is an input shaft system or an output shaft system.
The invention also provides a gearbox shaft system assembling mechanism, which comprises the guide mechanism and a centering mechanism;
the vertical linear sliding rail is arranged, the guide mechanism is arranged on the vertical linear sliding rail through a guide plate, is initially hoisted at the upper end of the vertical linear sliding rail through a balancer, can slide downwards along the vertical linear sliding rail under the action of external force, and can be reset through the balancer;
the centering mechanism is used for centering and guiding when the shaft system is put into the box, expanding the cylindrical roller bearing on the gearbox shell, which is matched with the shaft system, and comprises a second-section telescopic mechanism composed of a first-stage telescopic mechanism and a second-stage telescopic mechanism, and further comprises a centering tool which can be driven to extend upwards through the second-section telescopic mechanism, wherein the centering tool is initially positioned under the coaxial of the cylindrical roller bearing, the centering tool which extends in place penetrates through the cylindrical roller bearing upwards to expand the cylindrical roller bearing, the shaft system which is completely positioned with the guiding mechanism is positioned over the coaxial of the cylindrical roller bearing, the shaft system which is in place in a descending way is pressed down by gravity, the shaft system which is in place in a descending way penetrates through the expanded cylindrical roller bearing, and a cone angle positioning hole in the middle of the bottom end is matched with a cone angle positioning bulge of the centering tool, so that the centered shaft system is completed.
The structural characteristics of the gearbox shaft system assembly mechanism are that:
the centering mechanism comprises:
the upper part of the centering tool is a sleeve with an open top and an internal cavity, the lower part of the centering tool is a shaft body, the upper edge of the sleeve is provided with a circle of chamfer angles, the middle part of the inner bottom end of the sleeve is provided with an upward convex cone angle positioning bulge, the upward extending centering tool supports the cylindrical roller bearing by means of a circle of chamfer angles, when the centering tool extends in place, the sleeve penetrates through the cylindrical roller bearing, the lower end part of the shaft system which descends in place extends into the sleeve, and a cone angle positioning hole at the bottom end is matched with the cone angle positioning bulge and is radially provided with a gap between the cone angle positioning bulge and the inner peripheral wall of the sleeve;
the primary extending mechanism is provided with a primary air cylinder, and the output end of the primary air cylinder is connected with the lower end part of the shaft body and is used for driving the centering tool to extend for the first time;
the secondary extending mechanism is provided with a secondary air cylinder, and the output end of the secondary air cylinder is connected with the top end of the shaft body and used for driving the centering tool to extend for the second time.
The lifting positioning mechanism is arranged below the workpiece tray and used for lifting and positioning the workpiece tray, and the workpiece tray positioned in a lifting manner is fixed with the lifting positioning mechanism relatively.
The lifting positioning mechanism comprises a bottom plate and a lifting positioning cylinder arranged on the bottom plate, a tray positioning pin is arranged at the output end of the lifting positioning cylinder, a tray positioning pin hole is correspondingly formed in the bottom end of the workpiece tray, and the lifting positioning cylinder drives the tray positioning pin to extend upwards to be inserted into the tray positioning pin hole right above to realize lifting positioning of the workpiece tray;
initially, the shaft body of the centering tool passes through the workpiece tray, and the sleeve is positioned above the workpiece tray.
The invention also provides a gearbox shaft system assembling device adapting to the composite manual station, which comprises the gearbox shaft system assembling mechanism and further comprises:
the tightening mechanism comprises a counter force arm and a tightening gun and is used for tightening screws of a gearbox cover;
the hand-held pin press is used for pressing an elastic pin matched with a shifting fork shaft of the gearbox;
the elbow clamp pressing mechanism is used for pressing an end cover at the shaft end of the input shaft of the gearbox.
Compared with the prior art, the invention provides a device for conveniently and manually providing more abundant operation space under complex working conditions, and has the advantages of simple and novel structure, low equipment configuration, low cost, convenient maintenance, wide applicability and the following beneficial effects:
1. the centering mechanism adopts a two-section telescopic mechanism in a double-lifting mode, so that the height space occupied by the mechanism is saved, the whole wire body can be reduced to a proper height, centering and guiding under a narrow working condition are facilitated, and the expansion of the cylindrical roller bearing is realized by additionally arranging a centering tool driven by the two-section telescopic mechanism, the box entering shaft is prevented from touching the cylindrical roller bearing, the clamping is avoided, and the sealing ring can be protected from being scratched by a spline on the box entering shaft;
2. the guide mechanism is arranged, a pair of box-entering limiting blocks, a pair of horizontal limiting seats and a pair of locating pins of the guide mechanism are sequentially matched with a guide roller mechanism, a pair of horizontal adjusting mechanisms and a pair of vertical locating pin holes at the same end of a clamp of a shafting along with descending of the shafting, the matching between a guide roller of the guide roller mechanism and a rolling bearing of the horizontal adjusting mechanism and a pair of box-entering limiting blocks and horizontal limiting seats can be adjusted in a self-adaptive manner, box-entering and positioning are facilitated, the locating pins of the guide mechanism only need to stretch out to be short, a larger operation space is reserved for the front of a worker, the distance between the worker and equipment can be larger, other processes and works are reserved, complex working conditions are not hindered while shafting precision is realized, and the levelness of the shafting is adjustable through the matching of the pair of horizontal limiting seats and the pair of horizontal adjusting mechanisms, so that the product quality is prevented from being influenced by processing and assembling;
3. because four-pin positioning is omitted, the shafting clamp can be designed to be smaller, other ends of the shafting clamp, which are not matched with the guide mechanism, can be designed according to requirements, and the shafting clamp can be designed to be of a required size according to a process when the shafting is put into the box in two batches, and the shafting clamp does not need to be attached to the existing four-pin positioning seat to be designed to be of an equivalent size; and the lifting appliance is put into the box and concentrated on the lifting appliance head, and the lifting appliance body can be designed according to actual requirements under any condition.
Drawings
FIG. 1 is a schematic structural view of a guide mechanism;
FIG. 2 is a schematic diagram of a shafting one lifted by a lifting appliance one;
FIG. 3 is a schematic view of the structure of the horizontal adjustment mechanism;
FIG. 4 is a schematic view of the structure of the guide mechanism in a state of being engaged with the jig substrate;
FIG. 5 is a schematic view of the structure of the centering mechanism in an extended position;
FIG. 6 is a schematic structural view of the centering mechanism in a retracted position;
FIG. 7 is a schematic cross-sectional structural view of the centering mechanism in an extended position;
FIG. 8 is a schematic view of the positional relationship of the lift positioning and centering mechanism;
FIG. 9 is a schematic structural view of a transmission shaft assembly apparatus adapted to a compound manual station.
In the figure:
1 a guiding mechanism; 11 guide plates; 12, a box-entering limiting block; 13Y-shaped guide slots; 14 vertical through grooves; 15 horizontal limit seats; 16 limit protrusions; 17 locating pins; 18 wear-resistant shims; 19 short plates;
2 shafting I; 21, lifting appliance I; a 22 substrate; 23 a guide roller mechanism; 24 guide rods; 25 guide rollers; 26 a horizontal adjustment mechanism; 27 adjusting the rod; 28 roller bearings; 29 vertical locating pin holes;
3, a second shafting; 31 a second lifting appliance;
4, a centering mechanism; a 41-stage cylinder; a 42 second-stage cylinder; 43 centering tool; 44 sleeves; 45 shaft bodies; chamfering 46; 47 cone angle positioning projections;
5, lifting the positioning mechanism; 51 lifting the positioning cylinder;
6, a workpiece tray; a transmission housing 61; 62 cylindrical roller bearings;
7, a vertical linear slide rail; 71 balancer;
8, a screwing mechanism;
9, a hand-held pin press;
10 manual hold-down mechanism.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, the guiding mechanism of the present embodiment is used for guiding and positioning a workpiece clamped and descending by a fixture, one end of a base plate 22 of the fixture, which faces the guiding mechanism 1, is provided with a guiding roller mechanism 23 and a pair of horizontal adjusting mechanisms 26 which horizontally overhang in the front-back direction, and a pair of vertical positioning pins 17 holes which are respectively arranged on the same side of the base plate 22; the guide mechanism 1 comprises a guide plate 11, a pair of box-entering limiting blocks 12, a pair of horizontal limiting seats 15 and a pair of positioning pins 17 which are sequentially arranged on the guide plate 11 from top to bottom;
along with the descending of the workpiece, the guide roller mechanism 23 and the pair of box-entering limiting blocks 12, the pair of horizontal adjusting mechanisms 26 and the pair of horizontal limiting seats 15, and the pair of vertical positioning pin 17 holes and the pair of positioning pins 17 are matched in sequence; the guide rod 24 of the guide roller mechanism 23 adaptively passes through the Y-shaped guide groove between the pair of box entering limiting blocks 12, and rolls downwards along the surface of the guide plate 11 by virtue of the guide roller 25 on the guide rod 24, so that rough positioning on the front and back and left and right directions of a workpiece is formed; the limiting protrusion 16 of each horizontal limiting seat 15 is matched between a pair of rolling bearings 28 which are arranged at left and right intervals corresponding to the horizontal adjusting mechanism 26 in a matched mode, and the pair of rolling bearings 28 roll downwards along the horizontal limiting seat 15 to form horizontal limiting on a workpiece; the guide mechanism 1 is formed to fully position the workpiece by inserting a pair of positioning pins 17 upwards into a pair of vertical positioning pin 17 holes, and can synchronously descend along with the workpiece.
The structural arrangement of the guide mechanism 1 also includes:
the guide rod 24 of the guide roller mechanism 23 is of a convex structure, the large end is cylindrical, the guide rod is arranged at the upper end of the clamp substrate 22, the small end faces outwards, and the guide rod is of a plate-shaped structure and is used for being matched with the Y-shaped guide groove, and a pair of guide rollers 25 are respectively arranged at the left side and the right side of the tail end;
a pair of box-entering limiting blocks 12 and a guide plate 11 are surrounded to form a vertical through groove 14, a gap is reserved on one side opposite to the guide plate 11 along the left-right direction to form a Y-shaped guide groove 13, a guide rod 24 passes through the Y-shaped guide groove 13 in a small end matched mode, and a pair of guide rollers 25 at the tail end extend into the vertical through groove 14 and are in rolling contact with the guide plate 11 and the box-entering limiting blocks 12. The case-in stopper 12 is provided with a wear-resistant pad 18 on the end face contacting the guide roller 25.
The pair of horizontal adjusting mechanisms 26 are positioned at the left side and the right side below the horizontal adjusting mechanisms 26, an adjusting rod 27 of each horizontal adjusting mechanism 26 is of a convex structure, the large end of each adjusting rod is cylindrical and is arranged at the lower end of the clamp substrate 22, the small end of each adjusting rod faces outwards, the pair of horizontal adjusting mechanisms is of a plate-shaped structure, a pair of rolling bearings 28 are respectively arranged at the left side and the right side of the tail end of each adjusting rod, and the pair of rolling bearings 28 are exposed out of the small end of each adjusting rod 27 along the front-back direction and form a middle concave with the adjusting rod 27; referring to fig. 3, the large end of the adjusting rod 27 is mounted on a mounting seat at the lower end of the base plate 22, the tail end is locked by a back nut, the front end is abutted by an extending nut, and the front end is radially locked by a limiting nut;
the pair of horizontal limiting seats 15 are positioned on the left side and the right side below the pair of box-in limiting blocks 12 and vertically aligned with the pair of horizontal adjusting mechanisms 26, the positions and the external dimensions of the limiting projections 16 are correspondingly arranged according to the concave of the middle, the horizontal adjusting mechanisms 26 are adaptively nested outside the limiting projections 16 of the horizontal limiting seats 15 through the concave of the middle, the horizontal limiting seats are downwards along the limiting projections 16, and the pair of rolling bearings 28 are in rolling contact with the vertical end faces, positioned on the left side and the right side of the limiting projections 16, of the horizontal limiting seats 15.
One of the pair of positioning pins 17 is a diamond pin; the positioning pins 17 are mounted on short plates 19 connected to the guide plate 11 and horizontally cantilevered in the front-rear direction.
The guiding mechanism 1 is applied to assembly of a gearbox shaft system, is used for guiding and positioning when the shaft system is put into a gearbox, and a workpiece is an input shaft system or an output shaft system.
Based on the above-mentioned guiding mechanism 1, see fig. 5 to 8, the present embodiment also proposes a transmission shaft system assembling mechanism, including the above-mentioned guiding mechanism 1, and further including a centering mechanism 4;
the vertical linear slide rail 7 is arranged, the guide mechanism 1 is arranged on the vertical linear slide rail 7 through the guide plate 11, is initially hoisted at the upper end of the vertical linear slide rail 7 by the balancer 71, can slide downwards along the vertical linear slide rail 7 under the action of external force, and can be reset through the balancer 71;
the centering mechanism 4 is used for centering and guiding when the shaft system is put into a box, and expanding the cylindrical roller bearing 62 matched with the shaft system on the gearbox shell 61, and comprises a two-section telescopic mechanism consisting of a first-stage telescopic mechanism and a second-stage telescopic mechanism, and further comprises a centering tool 43 which can be driven to extend upwards through the two-section telescopic mechanism, wherein the centering tool 43 is initially positioned under the coaxial of the cylindrical roller bearing 62, the centering tool 43 which extends in place penetrates through the cylindrical roller bearing 62 upwards to expand the cylindrical roller bearing 62, the shaft system which is completely positioned with the guiding mechanism 1 is positioned over the coaxial of the cylindrical roller bearing 62, the two-section telescopic mechanism is pressed down by gravity through the descending shaft system, the descending shaft system penetrates through the expanded cylindrical roller bearing 62, and a cone angle positioning hole in the middle of the bottom end is matched with the cone angle positioning protrusion 47 of the centering tool 43, so that the centering is completed.
The structural arrangement of the transmission shaft assembly mechanism also includes:
in the centering mechanism 4:
the upper part of the centering tool 43 is provided with a sleeve 44 with an open top and an inner cavity, the lower part of the centering tool is provided with a shaft body 45, the upper edge of the sleeve 44 is provided with a circle of chamfer 46, the middle part of the inner bottom end of the sleeve is provided with an upward protruding cone angle positioning bulge 47, the upward protruding centering tool 43 supports the cylindrical roller bearing 62 by means of the circle of chamfer 46, the sleeve 44 penetrates through the cylindrical roller bearing 62 when the centering tool is extended in place, the lower end part of the shaft system which descends in place extends into the sleeve 44, the cone angle positioning hole at the bottom end is matched with the cone angle positioning bulge 47, and a gap is reserved between the cone angle positioning hole and the inner peripheral wall of the sleeve 44 along the radial direction; in addition, by adding the centering tool 43, the bearing spline can be prevented from contacting the oil seal;
the primary extending mechanism is provided with a primary air cylinder 41, and the output end of the primary air cylinder 41 is connected with the lower end part of the shaft body 45 and is used for driving the centering tool 43 to extend for the first time;
the secondary extending mechanism is provided with a secondary air cylinder 42, and the output end of the secondary air cylinder 42 is connected with the top end part of the shaft body 45 and is used for driving the centering tool 43 to extend for the second time. The force of extension of the primary cylinder 41 and the secondary cylinder 42 is small, and the weight of the shafting one 2 can be lowered.
The lifting and positioning mechanism 5 is arranged below the workpiece tray 6 and used for lifting and positioning the workpiece tray 6, and the workpiece tray 6 in lifting and positioning and the lifting and positioning mechanism 5 are relatively fixed.
The lifting positioning mechanism 5 comprises a bottom plate and a lifting positioning cylinder 51 arranged on the bottom plate, a tray positioning pin 17 is arranged at the output end of the lifting positioning cylinder 51, a tray positioning pin 17 hole is correspondingly formed in the bottom end of the workpiece tray 6, and the lifting positioning cylinder 51 drives the tray positioning pin 17 to extend upwards to be inserted into the tray positioning pin 17 hole right above, so that the lifting positioning of the workpiece tray 6 is realized;
initially, the shaft 45 of the centering fixture 43 passes through the workpiece tray 6, and the sleeve 44 is located above the workpiece tray 6.
As a specific example, the working procedure of the transmission shaft assembly mechanism can be referred to as follows:
when the workpiece tray 6 bearing the gearbox shell 61 is in place, the tray positioning pins 17 of the lifting positioning mechanism 5 lift and position the workpiece tray 6;
the shafting I2 lifted by the lifting appliance I21 is lifted by KBK to approach the guide mechanism 1, the guide roller mechanism 23 on the clamp substrate 22 for clamping the shafting I2 approaches the pair of box-entering limiting blocks 12 on the guide mechanism 1, the guide rod 24 moves downwards along with the KBK and passes through the Y-shaped guide groove 13, the pair of guide rollers 25 at the tail end extend into the vertical through groove 14 to be in rolling contact with the guide plate 11, at the moment, the shafting I2 is roughly positioned in the front-back and left-right directions through the pair of box-entering limiting blocks 12, then along with the continuing downwards movement of the shafting I2, the rolling bearings 28 of the pair of horizontal adjusting mechanisms 26 are in rolling contact with the pair of horizontal limiting seats 15, and the middle concave part of the horizontal adjusting mechanism 26 moves downwards along the limiting projections 16 of the horizontal limiting seats 15, at the moment, the shafting I2 is adjusted to be horizontal through the pair of horizontal limiting seats 15; then the shafting I2 continues to descend, so that a pair of positioning pins 17 of the guide mechanism 1 are upwards inserted into a pair of vertical positioning pin 17 holes, and a clamp clamping the shafting I2 is completely fallen on the guide mechanism 1 and is completely positioned;
along with the continuous descending shafting one 2 driven by KBK, the guiding mechanism 1 is driven to descend along the vertical linear sliding rail, before the guiding mechanism 1 is driven to descend along the vertical linear sliding rail, the primary extending mechanism and the secondary extending mechanism of the centering mechanism 4 extend in advance to be in place, the centering tool 43 penetrates through the cylindrical roller bearing 62 on the gearbox housing 61, the cylindrical roller bearing 62 is expanded by the round of chamfer 46 to be stretched, the shafting one 2 on the lifting appliance one 21 can firstly contact the centering tool 43 when the shafting one continues to descend until the cone angle positioning hole is attached to the cone angle positioning hole of the centering tool 43. In the process, the first-stage extending mechanism and the second-stage extending mechanism are pressed down by the descending shaft system I2 by means of weight to descend, so that the shaft system I2 smoothly passes through the expanded cylindrical roller bearing 62 and descends to the position, and at the moment, a clamp for clamping the shaft system I2 can be opened to finish the box entering of the shaft system I2.
With reference to the above flow, the matching structure of the guide mechanism 1 and the first shafting 2 can be referred, and then the guide mechanism 1 is configured for the second shafting 3, so as to finish the box entering of the second shafting 3 hoisted by the second lifting appliance 31. It should be noted that when the second shafting 3 is put into the box and contacts with the gear of the first shafting 2, the gear needs to be manually rotated, and after the gear is meshed, the second shafting 3 is continuously put into the box in a descending manner.
Referring to fig. 9, the embodiment further provides a gearbox shaft assembly device adapted to a composite manual station, including the gearbox shaft assembly mechanism, and further including:
the tightening mechanism 8 comprises a counter force arm and a tightening gun and is used for tightening screws of a gearbox cover;
the hand-held pin press 9 is used for pressing an elastic pin matched with a shifting fork shaft of the gearbox;
the elbow clamp compressing mechanism 10 is used for compressing an end cover of the input shaft end of the gearbox.
The operation of the hand-held pin press 9, the manual hold-down mechanism 10 and the tightening mechanism 8 is not hindered during the operation of the whole device.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A guiding mechanism, characterized by:
the device comprises a clamp, a substrate, a guide mechanism, a pair of horizontal adjusting mechanisms and a pair of vertical positioning pin holes, wherein the clamp is used for clamping and guiding and positioning a downlink workpiece; the guide mechanism comprises a guide plate, a pair of box-entering limiting blocks, a pair of horizontal limiting seats and a pair of positioning pins, wherein the pair of box-entering limiting blocks, the pair of horizontal limiting seats and the pair of positioning pins are sequentially arranged on the guide plate from top to bottom;
along with the descending of the workpiece, the guide roller mechanism and the pair of box-entering limiting blocks, the pair of horizontal adjusting mechanisms and the pair of horizontal limiting seats, the pair of vertical positioning pin holes and the pair of positioning pins are matched in sequence; the guide rod of the guide roller mechanism adaptively passes through the Y-shaped guide groove between the pair of box-entering limiting blocks, and rolls downwards along the surface of the guide plate by virtue of the guide roller on the guide rod, so that rough positioning on the front and back and left and right directions of a workpiece is formed; the limiting protrusion of each horizontal limiting seat is matched between a pair of rolling bearings which are arranged at left and right intervals corresponding to the horizontal adjusting mechanism in a matched mode, and the pair of rolling bearings move downwards along the rolling of the horizontal limiting seat to form horizontal limiting on a workpiece; the pair of locating pins are inserted into the pair of vertical locating pin holes upwards, so that the guide mechanism can fully locate the workpiece and can synchronously descend along with the workpiece.
2. The guide mechanism according to claim 1, wherein:
the guide rod of the guide roller mechanism is of a convex structure, the large end of the guide rod is cylindrical, the guide rod is arranged at the upper end of the clamp substrate, the small end of the guide rod faces outwards and is of a plate-shaped structure and is used for being matched with the Y-direction guide groove, and a pair of guide rollers are respectively arranged at the left side and the right side of the tail end of the guide rod;
a pair of income case stopper encloses with the deflector and establishes and form vertical logical groove, leaves the clearance with the deflector opposite side along controlling to form Y type guide slot, the guide bar with tip looks adaptation ground follow in the Y type guide slot pass, a pair of guide roller at terminal stretches into in the vertical logical groove to with rolling contact between deflector and the income case stopper.
3. The guide mechanism according to claim 1, wherein:
the horizontal adjusting mechanisms are positioned at the left side and the right side below the horizontal adjusting mechanisms, the adjusting rods of the horizontal adjusting mechanisms are of convex structures, the large ends of the adjusting rods are cylindrical and are arranged at the lower ends of the clamp base plates, the small ends of the adjusting rods face outwards, the left side and the right side of the tail ends of the adjusting rods are respectively provided with a pair of rolling bearings, and the pair of rolling bearings are exposed out of the small ends of the adjusting rods along the front and rear directions and form a middle concave with the adjusting rods;
the pair of horizontal limiting seats are positioned on the left side and the right side of the lower part of the pair of box-entering limiting blocks and are vertically aligned with the pair of horizontal adjusting mechanisms, the positions and the external dimensions of the limiting protrusions are correspondingly arranged according to the concave of the middle part, the horizontal adjusting mechanisms are adaptively nested outside the limiting protrusions of the horizontal limiting seats through the concave of the middle part and descend along the limiting protrusions, and the pair of rolling bearings are in rolling contact with the vertical end faces, positioned on the left side and the right side of the limiting protrusions, of the horizontal limiting seats.
4. The guide mechanism according to claim 1, wherein: one of the positioning pins is a diamond pin; the locating pin is arranged on a short plate which is connected with the guide plate and horizontally extends along the front and back directions.
5. The guide mechanism according to claim 1, wherein: the device is applied to assembly of a gearbox shaft system, is used for guiding and positioning when the shaft system is put into a box, and the workpiece is an input shaft system or an output shaft system.
6. A gearbox shaft system assembly mechanism is characterized in that: comprising the guide mechanism of any one of claims 1-5, further comprising a centering mechanism;
the vertical linear sliding rail is arranged, the guide mechanism is arranged on the vertical linear sliding rail through a guide plate, is initially hoisted at the upper end of the vertical linear sliding rail through a balancer, can slide downwards along the vertical linear sliding rail under the action of external force, and can be reset through the balancer;
the centering mechanism is used for centering and guiding when the shaft system is put into the box, expanding the cylindrical roller bearing on the gearbox shell, which is matched with the shaft system, and comprises a second-section telescopic mechanism composed of a first-stage telescopic mechanism and a second-stage telescopic mechanism, and further comprises a centering tool which can be driven to extend upwards through the second-section telescopic mechanism, wherein the centering tool is initially positioned under the coaxial of the cylindrical roller bearing, the centering tool which extends in place penetrates through the cylindrical roller bearing upwards to expand the cylindrical roller bearing, the shaft system which is completely positioned with the guiding mechanism is positioned over the coaxial of the cylindrical roller bearing, the shaft system which is in place in a descending way is pressed down by gravity, the shaft system which is in place in a descending way penetrates through the expanded cylindrical roller bearing, and a cone angle positioning hole in the middle of the bottom end is matched with a cone angle positioning bulge of the centering tool, so that the centered shaft system is completed.
7. The transmission shaft assembly mechanism of claim 6, wherein the centering mechanism:
the upper part of the centering tool is a sleeve with an open top and an internal cavity, the lower part of the centering tool is a shaft body, the upper edge of the sleeve is provided with a circle of chamfer angles, the middle part of the inner bottom end of the sleeve is provided with an upward convex cone angle positioning bulge, the upward extending centering tool supports the cylindrical roller bearing by means of a circle of chamfer angles, when the centering tool extends in place, the sleeve penetrates through the cylindrical roller bearing, the lower end part of the shaft system which descends in place extends into the sleeve, and a cone angle positioning hole at the bottom end is matched with the cone angle positioning bulge and is radially provided with a gap between the cone angle positioning bulge and the inner peripheral wall of the sleeve;
the primary extending mechanism is provided with a primary air cylinder, and the output end of the primary air cylinder is connected with the lower end part of the shaft body and is used for driving the centering tool to extend for the first time;
the secondary extending mechanism is provided with a secondary air cylinder, and the output end of the secondary air cylinder is connected with the top end of the shaft body and used for driving the centering tool to extend for the second time.
8. The transmission shaft assembly mechanism of claim 6, wherein: the lifting positioning mechanism is arranged below the workpiece tray and used for lifting and positioning the workpiece tray, and the workpiece tray positioned in a lifting manner is fixed with the lifting positioning mechanism relatively.
9. The transmission shaft assembly mechanism of claim 6, wherein: the lifting positioning mechanism comprises a bottom plate and a lifting positioning cylinder arranged on the bottom plate, a tray positioning pin is arranged at the output end of the lifting positioning cylinder, a tray positioning pin hole is correspondingly formed in the bottom end of the workpiece tray, and the lifting positioning cylinder drives the tray positioning pin to extend upwards to be inserted into the tray positioning pin hole right above to realize lifting positioning of the workpiece tray;
initially, the shaft body of the centering tool passes through the workpiece tray, and the sleeve is positioned above the workpiece tray.
10. A transmission shaft assembly apparatus adapted to a compound manual station, comprising the transmission shaft assembly mechanism of any one of claims 6-9, further comprising:
the tightening mechanism comprises a counter force arm and a tightening gun and is used for tightening screws of a gearbox cover;
the hand-held pin press is used for pressing an elastic pin matched with a shifting fork shaft of the gearbox;
the elbow clamp pressing mechanism is used for pressing an end cover at the shaft end of the input shaft of the gearbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310007041.2A CN116038276A (en) | 2023-01-03 | 2023-01-03 | Guiding mechanism and gearbox shaft system assembling mechanism and equipment with guiding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310007041.2A CN116038276A (en) | 2023-01-03 | 2023-01-03 | Guiding mechanism and gearbox shaft system assembling mechanism and equipment with guiding mechanism |
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| Publication Number | Publication Date |
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| CN116038276A true CN116038276A (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310007041.2A Pending CN116038276A (en) | 2023-01-03 | 2023-01-03 | Guiding mechanism and gearbox shaft system assembling mechanism and equipment with guiding mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226477A (en) * | 2023-11-10 | 2023-12-15 | 福建为真工程技术有限公司 | Engine oil nozzle assembly equipment with self-adaptive stress |
-
2023
- 2023-01-03 CN CN202310007041.2A patent/CN116038276A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226477A (en) * | 2023-11-10 | 2023-12-15 | 福建为真工程技术有限公司 | Engine oil nozzle assembly equipment with self-adaptive stress |
| CN117226477B (en) * | 2023-11-10 | 2024-03-08 | 福建为真工程技术有限公司 | Engine oil nozzle assembly equipment with self-adaptive stress |
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