CN111503166B

CN111503166B - Needle roller feeding device and needle roller bearing automatic assembly device

Info

Publication number: CN111503166B
Application number: CN202010376214.4A
Authority: CN
Inventors: 李波; 贺星宇; 陈剑平; 王晓永; 郭永杰
Original assignee: Xiangyang Kerui Technology Co ltd; Hubei University of Arts and Science
Current assignee: Dongfeng Haibo New Energy Technology Co.,Ltd.; XIANGYANG KERUI TECHNOLOGY Co.,Ltd.; XY-HUST ADVANCED MANUFACTURING ENGINEERING Research Institute; Hubei University of Arts and Science
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-10-22
Anticipated expiration: 2040-05-06
Also published as: CN111503166A

Abstract

The invention discloses a needle roller feeding device and an automatic needle roller bearing assembling device, wherein the needle roller feeding device comprises a machine base, a needle roller storage assembly, a needle roller transmission assembly and a needle roller discharging arm, an assembling station is formed on the machine base, the needle roller storage assembly comprises a vibration disc arranged on the machine base, needle rollers are stored in the vibration disc, the needle roller transmission assembly is provided with a needle roller transmission passage extending leftwards and rightwards, the inlet at the right end of the needle roller transmission passage is communicated with the outlet of the vibration disc, the needle roller discharging arm is fixedly arranged on the machine base and correspondingly positioned at the assembling station, a needle roller discharging passage extending upwards and downwards is formed in the needle roller discharging arm, the inlet of the needle roller discharging passage is communicated with the outlet of the needle roller transmission passage, and the outlet of the needle roller discharging passage is used for discharging the needle rollers to the assembling station, the rolling needle is automatically fed to the assembling station, and the production efficiency is improved.

Description

Needle roller feeding device and needle roller bearing automatic assembly device

Technical Field

The invention relates to the technical field of mechanical assembly, in particular to a needle roller feeding device and an automatic needle roller bearing assembly device.

Background

The rotary workpiece, such as a gear, provides power for transmission, and when the rotary workpiece is generally used, a bearing needs to be assembled between a shaft and the rotary workpiece.

Disclosure of Invention

The invention provides an automatic needle bearing assembling device aiming at a manual assembling mode, which realizes automatic assembling of a needle bearing.

In order to achieve the above object, the present invention provides a needle roller feeding device, including:

the device comprises a base, a positioning device and a control device, wherein an assembly station is formed on the base;

the needle roller storage assembly comprises a vibration disc arranged on the machine base, and needle rollers are stored in the vibration disc;

the needle roller transmission assembly is provided with a needle roller transmission channel extending in the left-right direction, and a right end inlet of the needle roller transmission channel is communicated with an outlet of the vibration disc; and the number of the first and second groups,

the needle roller blanking arm is fixedly mounted to the machine base and correspondingly located at the assembling station, a needle roller blanking channel extending in the vertical direction is formed in the needle roller blanking arm, an inlet of the needle roller blanking channel is communicated with an outlet of the needle roller conveying channel, and the outlet of the needle roller blanking channel is used for blanking the needle rollers to the assembling station.

Optionally, the needle roller delivery assembly comprises a delivery conduit, the lumen of the delivery conduit forming the needle roller delivery passage;

the conveying pipeline is obliquely arranged along the up-down direction, so that the inlet of the needle roller conveying channel is positioned above the outlet of the needle roller conveying channel.

Optionally, the needle roller feeding device further includes a needle roller pushing structure, and the needle roller pushing structure includes:

the needle roller pushing seat is fixedly arranged at the upper end of the needle roller blanking arm, a needle roller temporary storage space is formed in the needle roller pushing seat, a needle roller guide hole is formed in the bottom wall surface of the needle roller temporary storage space and is communicated with the inlet of the needle roller blanking channel, a needle roller guide hole communicated with the needle roller temporary storage space is formed in the left side surface of the needle roller pushing seat in a penetrating mode, and the needle roller guide hole is communicated with the outlet of the needle roller conveying channel;

the needle roller pushing plates are arranged in the needle roller temporary storage space, have forward and backward movable strokes, and are positioned on two opposite sides of the needle roller leading-in hole along the forward and backward directions, so that needle rollers led in from the needle roller leading-in hole are pushed to the needle roller leading-out hole to be discharged and discharged; and the number of the first and second groups,

the needle roller pushing linear driving structure is provided with a forward and backward pushing movable stroke, the fixed end of the needle roller pushing linear driving structure is mounted on the machine base, and the movable end of the needle roller pushing linear driving structure is arranged on the needle roller pushing plate.

Optionally, the needle roller transmission assembly comprises a transmission pipe, an inner cavity of the transmission pipe forms the needle roller transmission channel, and one end of the transmission pipe is inserted into the needle roller guide hole;

the upper end surface of the needle roller pushing seat is provided with a locking groove communicated with the needle roller guide hole, the locking groove is communicated with the left side surface of the needle roller pushing seat, and the opening of the locking groove is adjustable, so that the size of the needle roller guide hole can be adjusted to guide and clamp the conveying pipeline.

Optionally, in the front-rear direction, the side surface of the needle roller pushing plate facing the needle roller guide hole is in a curved surface arrangement so as to be matched with the outer side surface of the needle roller.

Optionally, the needle roller feeding device further includes an opening and closing assembly correspondingly disposed at the assembling station, and the opening and closing assembly includes:

the opening and closing inserting plate is provided with a forward and backward opening and closing movable stroke and is used for shielding and closing the outlet of the needle roller blanking passage or avoiding opening the outlet of the needle roller blanking passage on the opening and closing movable stroke; and the number of the first and second groups,

the plug board linear driving structure is used for driving the opening and closing plug board to move, the fixed end of the plug board linear driving structure is installed on the base, and the movable end of the plug board linear driving structure is arranged on the opening and closing plug board.

Optionally, the opening and closing insertion plate has an insertion end, and an end face of the insertion end is provided with an insertion guide inclined plane.

Optionally, the insertion plate linear driving structure is one of an air cylinder, an oil cylinder or an electric push rod.

Optionally, a plurality of stopping protrusions are respectively arranged on the front inner side wall and the rear inner side wall of the needle roller blanking channel, each stopping protrusion extends in the left-right direction, the stopping protrusions are arranged at intervals in the up-down direction, and a needle roller groove is formed between every two adjacent stopping protrusions on the same inner side wall;

in the front inner side wall and the rear inner side wall of the needle roller blanking channel, the stop bulge of one inner side wall is arranged corresponding to the needle roller groove of the other inner side wall so as to enable the blanking path of the needle roller blanking channel to be in a bent arrangement.

The invention also provides an automatic assembly device for the needle bearing, which comprises a needle roller feeding device, wherein the needle roller feeding device comprises:

According to the technical scheme provided by the invention, the rolling needles stored in the vibration disc are conveyed into the rolling needle blanking channel of the rolling needle blanking arm from the rolling needle conveying channel, so that the rolling needles are automatically blanked to the assembling station, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective exploded view of a needle bearing and a rotating workpiece according to the present invention;

FIG. 2 is a schematic perspective view of an embodiment of an automatic needle bearing assembling apparatus according to the present invention;

FIG. 3 is a perspective view of the automatic assembling apparatus (partial structure) of the needle bearing of FIG. 2;

FIG. 4 is a schematic perspective view of the needle roller feeding device shown in FIG. 2;

FIG. 5 is a schematic perspective view of the needle roller feeding arm shown in FIG. 2;

FIG. 6 is a schematic perspective view of the needle roller pushing seat in FIG. 2;

FIG. 7 is a schematic perspective view of the septal ring supply assembly of FIG. 2;

FIG. 8 is a schematic cross-sectional view of the septal ring supply of FIG. 7;

FIG. 9 is a schematic perspective view of the partition ring distributor block of FIG. 2;

FIG. 10 is a schematic perspective view of a blanking plate of the spacer ring of FIG. 2;

FIG. 11 is a schematic perspective view of a spacer ring loading platen of FIG. 2;

FIG. 12 is a perspective view schematically showing the automatic assembling apparatus (partial structure) of the needle bearing of FIG. 2;

FIG. 13 is a schematic sectional view showing the automatic assembling apparatus (partial structure) of the needle bearing of FIG. 12;

FIG. 14 is a schematic perspective view of the mandrel feeder of FIG. 2;

FIG. 15 is a schematic perspective view of the workpiece positioning default assembly of FIG. 2;

fig. 16 is a perspective view of the assembly shaft of fig. 2.

The reference numbers illustrate:

the object of the present invention, its functional characteristics and advantageous effects will be further described with reference to the following embodiments and drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, the rotating workpiece 1a is a gear, and a needle roller 1b, a spacer ring 1c, a mandrel 1d and the like are required to be installed in an inner hole of the gear, and the needle roller 1b and the spacer ring 1c are installed between the mandrel 1d and an inner hole wall of the gear, similar to the way of directly assembling a needle roller 1b bearing between the gear and the shaft.

In view of the above, the present invention provides an automatic needle bearing assembling device, wherein fig. 2 to 16 are schematic views of an embodiment of the automatic needle bearing assembling device provided by the present invention.

The automatic needle bearing assembling device 1000 includes a needle roller feeding device 200, the needle roller feeding device 200 is used for feeding the needle rollers 1b to the assembling station, for example, the needle rollers 1b can be clamped and transferred to the assembling station in the form of a manipulator, in one embodiment, referring to fig. 4 to 6, the feeding direction of the needle roller feeding device 200 is left and right, the needle roller feeding device 200 includes a frame 100, the assembling station is formed on the frame 100, a needle roller magazine assembly 20, a needle roller conveying assembly 21 and a needle roller discharging arm 22, the needle roller magazine assembly 20 includes a vibration disc 201 arranged on the frame 100, the needle rollers 1b are stored in the vibration disc 201, the needle roller conveying assembly 21 is formed with a needle roller 1b conveying passage extending left and right, a right end inlet of the needle roller 1b conveying passage is communicated with an outlet of the vibration disc 201, the needle roller blanking arm 22 is fixedly mounted to the machine base 100 and is correspondingly located at the assembly station, a needle roller blanking channel 221 extending in the vertical direction is formed in the needle roller blanking arm 22, an inlet of the needle roller blanking channel 221 is communicated with an outlet of the needle roller 1b conveying channel, and an outlet of the needle roller blanking channel 221 is used for blanking the needle roller 1b to the assembly station.

In the technical scheme provided by the invention, the roller pins 1b stored in the vibration disc 201 are transmitted into the roller pin blanking channel 221 of the roller pin blanking arm 22 from the roller pin transmission channel, so that the roller pins 1b are automatically blanked to the assembly station, and the production efficiency is improved.

Referring to fig. 2 and 3, the automatic needle bearing assembling device 1000 in which the needle roller feeding assembly 200 is located includes a machine base 100, a needle roller feeding device 200, a spacer ring feeding device 300, a mandrel feeding device 400, and an assembling device 600, the machine base 100 is formed with an assembling station for presetting a rotating workpiece 1a having an installation inner hole, the needle roller feeding device 200 is provided at the machine base 100 for feeding a needle roller 1b to the assembling station, the spacer ring feeding device 300 is provided at the machine base 100 for feeding a spacer ring 1c to the assembling station, the mandrel feeding device 400 is provided at the machine base 100 for feeding a mandrel 1d to the assembling station, and the assembling device 600 is provided at the machine base 100 for feeding a needle roller 1b, a needle roller 1c, and a needle roller 1b to be located at the assembling station, The spacer ring 1c and the mandrel 1d are fitted into the mounting inner hole of the rotating workpiece 1 a.

In the technical scheme provided by the invention, the needle roller feeding device 200 feeds the needle roller 1b to the assembling station, the spacer ring feeding device 300 feeds the spacer ring 1c to the assembling station, the mandrel feeding device 400 feeds the mandrel 1d to the assembling station, and the assembling device 600 assembles the needle roller 1b, the spacer ring 1c and the mandrel 1d at the assembling station into the installation inner hole of the rotating workpiece 1a, so that the automatic assembly of the needle roller 1b bearing is realized, and the production efficiency is improved.

It should be noted that the machine base 100 is a bearing base, and mainly serves as a base of the entire needle roller feeding device 200, and the machine base 100 may include a large base, may also include a fixing member directly fixed on the base, and may also include a connecting member indirectly fixed on the base, in this embodiment, for convenience of description, the base may be regarded as the machine base 100, the fixing member may be regarded as the machine base 100, and the connecting member may be regarded as the machine base 100, so, in the description, the needle roller feeding assembly 200 may include the machine base 100, the spacer ring feeding assembly 300 may include the machine base 100, and the assembling device 600 may also include the machine base 100.

The needle roller transmission assembly 21 is used for transmitting the needle rollers 1b, for example, the needle roller transmission assembly 21 can be in the form of a conveyor belt, in one embodiment, the needle roller transmission assembly 21 comprises a transmission pipeline 23, the inner cavity of the transmission pipeline 23 forms a transmission channel of the needle rollers 1b, and the transmission pipeline 23 is obliquely arranged along the up-down direction, so that the inlet of the transmission channel of the needle rollers 1b is positioned above the outlet of the transmission channel of the needle rollers 1b, and the transmission is arranged, so that the transmission activity can be transmitted by the gravity of the needle rollers 1b, and the transmission of the needle rollers 1b is facilitated.

In one embodiment, the needle roller feeding device 200 further includes a needle roller pushing structure 24, the needle roller pushing structure 24 includes a needle roller pushing seat 241, a needle roller pushing plate 242 and a needle roller pushing linear driving structure 243, the needle roller pushing seat 241 is fixedly mounted at the upper end of the needle roller unloading arm 22, a needle roller temporary storage space 2411 is formed in the needle roller pushing seat 241, a needle roller guide hole 2412 is formed in the bottom wall surface of the needle roller temporary storage space 2411, the needle roller guide hole 2412 is communicated with the inlet of the needle roller unloading channel 221, a needle roller guide hole 3 communicated with the needle roller temporary storage space 2411 is penetratingly formed in the left side surface of the needle roller pushing seat 241, the needle roller guide hole 3 is communicated with the outlet of the needle roller 2411 b conveying channel, the needle roller pushing plate 242 is disposed in the needle roller temporary storage space 2411 and has a forward and backward movement stroke, the needle roller pushing plate 242 and the needle roller guide hole 2412 are located at two opposite sides of the needle roller guide hole 2413, the needle roller pushing linear driving structure 243 has a forward and backward pushing movement stroke, a fixed end of the needle roller pushing linear driving structure 243 is mounted to the machine base 100, and a movable end of the needle roller pushing linear driving structure 243 is disposed on the needle roller pushing plate 242, so that the needle roller 1b conveyed to the needle roller pushing base 241 in the left-right direction can be conveniently fed up and down, and the stability of the needle roller 1b in the feeding and flowing process is improved.

Further, in an embodiment, along the front-back direction, the side surface of the needle roller material pushing plate 242 facing the needle roller guide hole 2412 is a curved surface, so as to be adapted to the outer side surface of the needle roller 1b, further improving the stability of the needle roller 1b in the material supply and circulation process, and having a better effect.

In order to facilitate the installation of the transmission pipeline 23, in an embodiment, one end of the transmission pipeline 23 is inserted into the needle roller guide hole 2413, a locking groove 2414 communicated with the needle roller guide hole 2413 is formed in the upper end surface of the needle roller material pushing seat 241, the locking groove 2414 is communicated with the left side surface of the needle roller material pushing seat 241, and an opening of the locking groove 2414 is adjustable, so that the needle roller guide hole 2413 can be adjusted in size to guide and clamp the transmission pipeline 23, and thus the transmission pipeline 23 is convenient to install.

When the needle roller 1b needs to be blanked, the needle roller 1b is blanked, and when the needle roller is not needed, the outlet of the needle roller blanking passage 221 can be closed, specifically, in an embodiment, the needle roller feeding device 200 further includes an opening and closing component 25 correspondingly disposed at the assembly station, the opening and closing component 25 includes an opening and closing insertion plate 251 and an insertion plate linear driving structure 252, the opening and closing insertion plate 251 has a front-back opening and closing movement stroke, the opening and closing insertion plate 251 is used for shielding and closing the outlet of the needle roller blanking passage 221 or avoiding opening the outlet of the needle roller blanking passage 221, the insertion plate linear driving structure 252 is used for driving the opening and closing insertion plate 251 to move, the fixed end of the insertion plate linear driving structure 252 is mounted to the base 100, and the movable end is disposed on the opening and closing insertion plate 251, so as to realize automatic control of opening and closing of the outlet of the needle roller blanking passage 221, automatic blanking operation of the needle roller 1b is realized.

The specific structural form of the board linear driving structure 252 is not limited in the invention, and may be one of an air cylinder, an oil cylinder or an electric push rod.

In order to facilitate the operation of the opening and closing insertion plate 251, in an embodiment, the opening and closing insertion plate 251 has an insertion end, and an end surface of the insertion end is provided with an insertion guide inclined surface, so that the opening and closing insertion plate 251 is attached to a lower end surface of the needle roller blanking arm 22, so as to rapidly open and close an outlet of the needle roller blanking channel 221.

When the needle roller 1b is fed in the needle roller feeding channel 221, a situation of relatively large pressure on the opening/closing insertion plate 251 may occur, in an embodiment, a plurality of stopping protrusions 26 are respectively disposed on the front and rear inner side walls of the needle roller feeding channel 221, each stopping protrusion 26 extends in the left-right direction, the plurality of stopping protrusions 26 are disposed at intervals in the up-down direction, a needle roller passing groove 27 is formed between two adjacent stopping protrusions 26 on the same inner side wall, in the front and rear inner side walls of the needle roller feeding channel 221, the stopping protrusion 26 of one inner side wall is disposed corresponding to the needle roller passing groove 27 of the other inner side wall, so that the feeding path of the needle roller feeding channel 221 is disposed in a bent manner, thereby reducing pressure generated by the plurality of needle rollers 1b in the up-down direction on the opening/closing insertion plate 251, and facilitating operation of the opening/closing insertion plate 251, the stability of overall structure is improved.

The spacer ring feeder 300 is configured to feed a spacer ring 1c to the assembling station, for example, the spacer ring 1c may be clamped and transferred to the assembling station by a manipulator, in an embodiment, referring to fig. 7 to 11, the feeding direction of the needle roller feeder 200 is a left direction and a right direction, the spacer ring feeder 300 includes a spacer ring storage assembly 30, a spacer ring distribution assembly 31, and a spacer ring blanking assembly 32, the spacer ring storage assembly 30 includes a spacer ring storage pipe 301 extending in an up-and-down direction, the spacer ring storage pipe 301 is fixedly mounted to the machine base 100, the spacer ring storage pipe 301 stores the spacer ring 1c therein, the spacer ring distribution assembly 31 includes a spacer ring distribution seat 311, two spacer ring blanking passages 3111 spaced in a front-and-back direction are formed in the spacer ring distribution seat 311, each spacer ring blanking passage 3111 extends in the up-and-down direction, and two the last spacer ring 1c entry that spacer ring unloading material said 3111 communicates in turn spacer ring storage pipe 301's export, spacer ring unloading subassembly 32 is used for two spacer ring 1c in spacer ring unloading material said 3111 is the unloading extremely in turn assembly station department so sets up, two spacer ring unloading material said 3111 is one as the material preparation material way, and another is as the material loading material way, and alternate operation is convenient for realize spacer ring 1 c's assembly fast, has better effect.

Specifically, in an embodiment, the spacer ring storage tube 301 is located between the two spacer ring storage channels 3111 along the front-back direction, the spacer ring distributing assembly 31 further includes a spacer ring distributing block 312 and a distributing linear driving structure 313, the spacer ring distributing block 312 is located between the spacer ring storage tube 301 and the spacer ring distributing seat 311 along the up-down direction, two distributing holes 3121 are formed through the upper end surface of the spacer ring distributing block 312 at intervals along the front-back direction, the spacer ring distributing block 312 has a front-back distributing moving stroke, the distributing linear driving structure 313 is used for driving the spacer ring distributing block 312 to move, the fixed end of the distributing linear driving structure 313 is disposed on the machine base 100, and the movable end of the distributing linear driving structure is disposed on the spacer ring distributing block 312, wherein, on the distributing moving stroke, one of the two distributing holes 3121 of the spacer ring distributing block 312 is communicated with the outlet of the spacer ring storage tube 301, the other material distribution hole 3121 is communicated with the inlet of the upper spacer ring 1c of one spacer ring blanking channel 3111, so that the spacer ring 1c in one spacer ring storage assembly 30 is automatically guided into the two spacer ring blanking channels 3111, and the spacer ring 1c is rapidly blanked and assembled conveniently.

In an embodiment, the partition ring material distributing assembly 31 further includes a material distributing guide structure 314, the material distributing guide structure 314 includes a material distributing guide slider 3141 and a material distributing guide sliding rail 3142, which are slidably fitted with each other, one of the material distributing guide slider 3141 and the material distributing guide sliding rail 3142 is disposed on the machine base 100, and the other is disposed on the partition ring material distributing block 312, so that the partition ring material distributing block 312 is convenient to move linearly, and the stability of the partition ring 1c in the circulating process is improved.

In this embodiment, the spacer blanking assembly 32 is also blanked alternately, specifically, a spacer assembly position is formed at the assembly station, and is upward along the front and back direction, the spacer assembly position is located between the outlets of the lower spacer 1c of the two spacer blanking lanes 3111, the spacer blanking assembly 32 includes a spacer blanking plate 321 and a spacer blanking linear driving structure 322, two accommodation grooves 3211 spaced from each other in the front and back direction are formed on the upper end surface of the spacer blanking plate 321, the spacer blanking plate 321 has a blanking moving stroke along the front and back direction of the spacer 1c, the spacer blanking linear driving structure 322 is used to drive the spacer blanking plate 321 to move, the fixed end of the spacer blanking linear driving structure 322 is disposed on the base 100, the moving end is disposed on the spacer blanking plate 321, wherein, on the blanking moving stroke of the spacer 1c, in the two accommodation grooves 3211 of the spacer blanking plate 321, one of the arrangement grooves 3211 is correspondingly located at the spacer assembling position to assemble the spacer 1c, and the notch of the other arrangement groove 3211 is communicated with the outlet of the lower spacer 1c of one of the spacer blanking material channels 3111, so that the spacer 1c which feeds the two spacer 1c materials into the inner space ring is automatically and alternately transferred to the spacer assembling position to be assembled, and the assembling efficiency of the spacer 1c is improved.

The invention does not limit the specific structural form of the spacer ring blanking linear driving structure 322, such as one of an air cylinder, an oil cylinder or an electric push rod.

In order to improve the stability of the spacer ring 1c during the assembling process, in an embodiment, the spacer ring blanking assembly 32 further includes a spacer ring loading pressing plate 323 correspondingly located at the spacer ring assembling position, and the spacer ring loading pressing plate 323 is movably mounted to the base 100 along the vertical direction, and is configured to cover the notch of the disposing groove 3211 located at the spacer ring assembling position, so as to tightly press and fix the spacer ring 1c located in the disposing groove 3211, so that the spacer ring 1c is stably located at the spacer ring assembling position by pressing the upper end of the spacer ring 1c, and the assembling stability of the spacer ring 1c is improved.

In the moving process of the spacer ring blanking plate 321, the spacer ring feeding pressing plate 323 needs to avoid the spacer ring blanking plate 321 from top to bottom and upwards, and when the disposing groove 3211 of the spacer ring blanking plate 321 is just at the spacer ring assembling position, the spacer ring feeding pressing plate 323 moves downwards to cover the notch of the disposing groove 3211, in an embodiment, the upper end surface of the spacer ring feeding pressing plate 323 is provided with two spacer ring guide holes 3231 arranged from front to back at intervals, the spacer ring blanking assembly 32 further includes a limiting mounting plate, two limiting rods 324 and two springs (not shown), the limiting mounting plate is arranged on the base 100, the limiting mounting plate is correspondingly arranged at the spacer ring assembling position and located above the spacer ring feeding pressing plate 323, the limiting mounting plate is provided with guide mounting holes corresponding to the two spacer ring guide holes 3231 respectively, and the two limiting rods 324 extend upwards and downwards, the lower ends of the two limiting rods 324 are arranged in the corresponding spacer ring guide holes 3231, the upper ends of the two limiting rods 324 penetrate through the guide mounting holes respectively, the springs are correspondingly sleeved on the two limiting rods 324 respectively and are located between the limiting mounting plate and the spacer ring feeding pressing plate 323, and the spacer ring feeding pressing plate 323 can move up and down conveniently due to the arrangement.

In order to increase the stability of the movement of the spacer ring feeding pressing plate 323, in an embodiment, the spacer ring discharging assembly 32 further includes at least one guide spacer 325, and the guide spacer 325 is sleeved in the guide mounting hole and sleeved on the limiting rod 324, so that the stability of the movement of the spacer ring feeding pressing plate 323 is increased.

Further, in an embodiment, a sliding positioning protrusion 3212 extending forward and backward is protruded from an upper end surface of the partition ring discharging plate 321, a matching sliding groove 3232 extending forward and backward is formed in a lower end surface of the partition ring feeding pressing plate 323 corresponding to the sliding positioning protrusion 3212, and the sliding positioning protrusion 3212 is slidably mounted in the matching sliding groove 3232.

The mandrel feeding device 400 is used to feed the mandrel 1d to the assembly station, for example, the mandrel 1d may be clamped and transferred to the assembly station in a form of a mechanical arm, in an embodiment, please refer to fig. 12 to 14, taking a feeding direction of the mandrel feeding device 400 as a left direction and a right direction, the mandrel feeding device 400 includes a mandrel pushing seat 40, a mandrel storing component 41 and a mandrel pushing component 42, the mandrel pushing seat 40 is mounted to the machine base 100, a mandrel feeding groove 401 is disposed at an upper end of the mandrel pushing seat 40, an extending direction of the mandrel feeding groove 401 passes through the assembly station, the mandrel feeding groove 401 is disposed to penetrate through a front end surface and a rear end surface of the mandrel pushing seat 40, the mandrel storing component 41 is disposed on the machine base 100 and is formed with a mandrel feeding channel 411 extending in an up-down direction, a lower end outlet of the mandrel feeding channel 411 is disposed corresponding to an upper end opening of the mandrel feeding groove 401, dabber propulsion subassembly 42 including along controlling to movable mounting in dabber propulsion shaft 421 in dabber pan feeding groove 401 left end opening for impel from the left hand right side dabber 1d, and process the right-hand member opening of dabber pan feeding groove 401 pushes extremely assembly station department, so sets up, is convenient for the activity of dabber 1d makes dabber 1d can get into automatically and withdraw from in the installation hole of rotatory work piece 1a, be convenient for the assembly of dabber 1 d.

When dabber 1d gets into in the hole of rotatory work piece 1a, need rotatory work piece 1a is in on the activity stroke of dabber 1d, in an embodiment, dabber propelling movement seat 40 along about to movable mounting in frame 100, dabber feedway 400 is still including locating the position sleeve 43 of dabber propelling movement seat 40 right-hand member, the hole of position sleeve 43 is used for dodging dabber 1d, the protruding annular boss that is equipped with of right-hand member face of position sleeve 43 for insert in the installation hole of rotatory work piece 1a, with the location rotatory work piece 1a, so set up, improved the efficiency of assembly.

The driving manner for driving the movement of the mandrel 1d is many, for example, a linear driving structure cylinder or an oil cylinder, etc., in an embodiment, the mandrel feeding device 400 further includes a mandrel feeding linear motor 44 and a mandrel feeding slide rail structure 45, the mandrel feeding slide rail structure 45 includes a mandrel feeding linear guide 451 and a mandrel feeding slide block 452 that are in sliding fit with each other, a stator of the mandrel feeding linear motor 44 is disposed on the mandrel feeding linear guide 451, a rotor of the mandrel feeding linear motor 44 is disposed on the mandrel feeding slide block 452, one of the mandrel feeding linear guide 451 and the mandrel feeding slide block 452 is disposed on the machine base 100, and the other is disposed on the mandrel pushing base 40.

In an embodiment, referring to fig. 15, the feeding direction of the mandrel feeding device 400 is a left direction and a right direction, two workpiece material preparation positions arranged at intervals in a front-back direction and a workpiece feeding position between the two workpiece material preparation positions are formed at the assembling station, the needle roller bearing automatic assembling device 1000 further includes a workpiece positioning preset assembly 500, the workpiece positioning preset assembly 500 includes a preset limiting frame 50, a workpiece clamping seat 51 and a workpiece feeding linear driving structure 52, the preset limiting frame 50 is arranged on the machine base 100, a frame opening extending in the front-back direction is formed in the preset limiting frame 50, the extending direction of the frame opening passes through the assembling station, the workpiece clamping seat 51 has a front-back workpiece feeding stroke, two workpiece clamping grooves 511 arranged at intervals in the front-back direction are formed on an upper end surface of the workpiece clamping seat 51, the workpiece loading linear driving structure is used for clamping and bearing a rotary workpiece 1a, the workpiece loading linear driving structure 52 is used for driving the workpiece clamping seat 51 to move, the fixed end of the workpiece loading linear driving structure 52 is arranged on the preset limiting frame 50, the movable end of the workpiece loading linear driving structure is arranged on the workpiece clamping seat 51, on the workpiece loading stroke, the two workpieces clamping grooves 511 of the workpiece clamping seat 51 are arranged, one of the two workpieces clamping grooves 511 is correspondingly located at the workpiece loading position, the other workpiece clamping groove 511 is correspondingly located at one of the workpiece preparation positions, and by the arrangement, the automatic loading of the rotary workpiece 1a is realized, and the assembly efficiency is improved.

In the embodiment of the needle roller 1b bearing assembly, two rows of needle rollers 1b need to be assembled, the spacer ring 1c is clamped between the two rows of needle rollers 1b, the two rows of needle rollers 1b can be supplied simultaneously through one needle roller 1b feeding assembly, the two rows of needle rollers 1b can also be supplied respectively through the two needle roller 1b feeding assemblies, and the operation efficiency is improved by adopting the feeding mode of the two needle roller 1b feeding assemblies.

The rotating workpiece 1a, the needle rollers 1b, the spacer 1c and the mandrel 1d are assembled at an assembling station, and in one embodiment, referring to fig. 12, 13 and 16, the assembling station is formed with a spacer assembling position and two needle roller assembling positions, the spacer assembling position is located between the two needle roller assembling positions along the left-right direction, the assembling station is further formed with a workpiece loading position, the workpiece loading position is located at the left side of the needle roller assembling position at the left side for loading the rotating workpiece 1a, the assembling device 600 is located at the right side of the mandrel feeding device 400, the two needle roller feeding devices 200 are used for blanking the needle rollers 1b at the two needle roller assembling positions, the spacer feeding device 300 is used for blanking the spacer 1c at the spacer assembling position, the assembling device 600 comprises an assembling shaft 60 and a discharging sleeve 61, the assembling shaft 60 is extended along the left-right direction, the assembling shaft 60 has a moving stroke along the left-right direction, and is rotatably mounted to the machine base 100 along the axis extending along the left-right direction, a plurality of elongated slots 601 are formed in the side surface of the assembling shaft 60, each elongated slot 601 extends along the left-right direction, the plurality of elongated slots 601 are spaced along the circumferential direction of the assembling shaft 60, the shape of the elongated slots 601 is adapted to fit the needle roller 1b, the discharging sleeve 61 is sleeved on the assembling shaft 60, the discharging sleeve 61 is movably mounted to the machine base 100 along the left-right direction, wherein the assembling shaft 60 moves to the left to the needle roller assembling position at the left, two needle roller feeding devices 200 are used for blanking a plurality of first needle rollers 1b onto the assembling shaft 60 at the needle roller assembling position at the left, the assembling shaft 60 continues to move to the left to push the plurality of first needle rollers 1b into the mounting hole of the rotary workpiece 1a, the mandrel feeding device 400 pushes the mandrel 1d from left to right to abut against the assembly shaft 60, the discharging sleeve 61 moves leftwards to push the first roller pins 1b to between the mandrel 1d and the inner wall surface of the installation inner hole of the rotating workpiece 1a, the discharging sleeve 61 moves rightwards, the assembly shaft 60 moves rightwards, the spacer ring feeding device 300 discharges the spacer ring 1c at the spacer ring assembly position, the assembly shaft 60 moves leftwards to penetrate through the inner hole of the spacer ring 1c, the two roller pin feeding devices 200 discharge the second roller pins 1b to the assembly shaft 60 at the roller pin assembly position on the right side, the assembly shaft 60 continues to move leftwards to push the spacer ring 1c and the second roller pins 1b to the installation hole of the rotating workpiece 1a, the mandrel feeding device 400 continues to push the mandrel 1d from left to right to abut against the assembly shaft 60, the discharging sleeve 61 moves leftwards to push the spacer ring 1c and the plurality of second roller pins 1b to the position between the mandrel 1d and the inner wall surface of the mounting inner hole of the rotating workpiece 1a, and by the arrangement, the automatic assembly of the rotating workpiece 1a, the roller pins 1b, the spacer ring 1c and the mandrel 1d is realized, and the operation efficiency is improved.

The assembling shaft 60 can rotate along a left-right axis and simultaneously needs to move linearly in a left-right direction to realize assembling operation, in one embodiment, the assembling device 600 further comprises an assembling seat 62 movably mounted on the machine base 100 in the left-right direction, the assembling shaft 60 is rotatably mounted on the assembling seat 62 along the left-right axis, the assembling device 600 further comprises an assembling linear driving structure 63 and an assembling rotary driving structure 64, the assembling linear driving structure 63 is used for driving the assembling seat to move, and the assembling rotary driving structure 64 is used for driving the assembling shaft 60 to rotate, so that the assembling operation of the assembling shaft 60 can be well realized.

Specifically, in an embodiment, the assembly linear driving structure 63 includes an assembly linear driving motor 631, a driving screw 632, a driving nut 633 and an assembly rotation stopping structure 634, the assembly linear driving motor 631 is disposed on the base 100 and has a linear driving output shaft extending towards the left, the driving screw 632 extends along the left and right direction, the right end of the driving screw 632 is in driving connection with the linear driving output shaft, the driving nut 633 is sleeved on the driving screw 632, the driving nut 633 is fixedly mounted on the assembly seat 62, and the assembly rotation stopping structure 634 is disposed between the driving nut 633 and the base 100, so that the assembly shaft 60 is precisely adjusted in the left and right direction movement by the cooperation of the driving screw 632 and the driving nut 633, and the assembly precision is improved.

Specifically, in an embodiment, the assembly rotation stopping structure 634 includes an assembly rotation stopping slide rail 6341 and an assembly rotation stopping slide groove 6342 that are matched with each other, one of the assembly rotation stopping slide rail 6341 and the assembly rotation stopping slide groove 6342 is disposed on the driving nut 633, and the other is disposed on the base 100.

In one embodiment, the assembly rotation driving structure 64 includes an assembly rotation driving motor 641, a driving wheel 642, a driven wheel 643 and a timing belt 644, the assembly rotation driving motor 641 is disposed on the assembly seat 62 and has a rotation driving output shaft extending to the right, the driving wheel 642 is sleeved on the rotation driving output shaft and rotates coaxially with the rotation driving output shaft, the driven wheel 643 is sleeved on the assembly shaft 60 and rotates coaxially with the assembly shaft 60, and the timing belt 644 is disposed between the driving wheel 642 and the driven wheel 643 and configured to drive the assembly shaft 60 to rotate.

In an embodiment, the assembling device 600 further includes an unloading clamping seat 65 and an unloading linear driving structure 66, the lower end of the unloading clamping seat 65 is fixedly mounted on the unloading sleeve 61, the upper end of the unloading clamping seat 65 is movably mounted on the assembling placement seat 62 in the left-right direction, the unloading linear driving structure 66 is used for driving the unloading clamping seat 65 to move, the fixed end of the unloading linear driving structure 66 is arranged on the unloading clamping seat 65, and the movable end of the unloading linear driving structure is arranged on the unloading clamping seat 65, so that the assembling of the spacing ring 1c and the rolling needle 1b from the assembling shaft 60 into the mounting inner hole of the rotary workpiece 1a is facilitated.

It should be noted that the discharge linear driving structure 66 is one of an air cylinder, an oil cylinder, or an electric push rod.

In addition, in an embodiment, the assembling shaft 60 includes an assembling shaft 60 body and a forming sleeve, the assembling shaft 60 body extends in the left-right direction, and the forming sleeve is fixedly sleeved on the assembling shaft 60 body, wherein the elongated groove 601 is formed on the outer side surface of the forming sleeve, it should be noted that a plurality of forming sleeves can be provided, and each forming sleeve is provided with an elongated groove 601 with different specifications, so that the needle roller 1b bearings with different specifications can be assembled, and a better effect is achieved.

In addition, in one embodiment, a connecting key is provided between the body of the assembling shaft 60 and the forming sleeve, and the connecting key plays a role in transmitting torque.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A needle roller feeding device, comprising:

the needle roller blanking arm is fixedly mounted to the machine base and correspondingly located at the assembling station, a needle roller blanking channel extending in the vertical direction is formed in the needle roller blanking arm, an inlet of the needle roller blanking channel is communicated with an outlet of the needle roller conveying channel, and an outlet of the needle roller blanking channel is used for blanking the needle rollers to the assembling station;

the kingpin feedway still includes kingpin pushing away material structure, kingpin pushing away material structure includes:

the needle roller pushing linear driving structure is provided with a forward and backward pushing movable stroke, the fixed end of the needle roller pushing linear driving structure is mounted to the base, and the movable end of the needle roller pushing linear driving structure is arranged on the needle roller pushing plate;

the needle roller transmission assembly comprises a transmission pipeline, an inner cavity of the transmission pipeline forms the needle roller transmission channel, and one end of the transmission pipeline is inserted into the needle roller guide hole;

the upper end surface of the needle roller pushing seat is provided with a locking groove communicated with the needle roller guide hole, the locking groove is communicated with the left side surface of the needle roller pushing seat, and the opening of the locking groove is adjustable, so that the size of the needle roller guide hole can be adjusted to guide and clamp the conveying pipeline;

and the side surface of the needle roller pushing plate facing the needle roller guide hole is in a curved surface arrangement along the front-back direction so as to be matched with the outer side surface of the needle roller.

2. The needle roller feed assembly of claim 1 wherein said needle roller delivery assembly includes a delivery conduit, an interior cavity of said delivery conduit defining said needle roller delivery passage;

3. The needle roller feeding device according to claim 1, further comprising an opening and closing unit provided correspondingly to the assembling station, the opening and closing unit comprising:

4. The needle roller feeding device as claimed in claim 3, wherein the opening and closing insert plate has an insertion end, and an end surface of the insertion end is provided with an insertion guide slope.

5. The needle roller feeding device according to claim 3, wherein the needle plate linear driving structure is one of a cylinder, an oil cylinder or an electric push rod.

6. The needle roller feeding device according to claim 1, wherein a plurality of stopping protrusions are respectively provided on the front and rear inner side walls of the needle roller blanking passage, each of the stopping protrusions extends in the left-right direction, the plurality of stopping protrusions are spaced in the up-down direction, and a needle roller through groove is formed between two adjacent stopping protrusions on the same inner side wall;

7. An automatic assembling apparatus for a needle bearing, comprising the needle roller feeder according to any one of claims 1 to 6.