CN113007227A

CN113007227A - Equipment of no inner circle full complement cylindrical roller bearing

Info

Publication number: CN113007227A
Application number: CN202110167867.6A
Authority: CN
Inventors: 吴新玉; 朱伟; 冯星
Original assignee: Changzhou Rongtianle Dongfang Bearing Co ltd
Current assignee: Changzhou Rongtianle Dongfang Bearing Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-06-22
Anticipated expiration: 2041-02-07
Also published as: CN113007227B

Abstract

The application relates to an assembling device of a cylindrical roller bearing without an inner ring, which relates to the field of bearing assembling devices and comprises a working platform, wherein an outer ring fixing component and a pushing component are arranged on the working platform, the outer ring fixing component is used for fixing an outer ring of a bearing, the pushing component is used for installing a roller and a cushion block into the outer ring of the bearing, and the outer ring fixing component comprises a limiting outer ring block and a limiting inner round block; the pushing assembly comprises a push rod, the push rod is arranged in the limiting inner circular block and is in sliding connection with the limiting inner circular block, an installation through groove is formed in the limiting inner circular block along the diameter direction of the limiting inner circular block, and the push rod is connected with a primary driving mechanism; the limiting outer ring block is connected with a second-stage driving mechanism, the second-stage driving mechanism is used for driving the limiting outer ring block to realize fixed-angle rotation, and when the bearing outer ring is installed in a fixed space, the limiting outer ring block and the bearing outer ring are relatively fixed. This application has the effect that improves bearing packaging efficiency.

Description

Equipment of no inner circle full complement cylindrical roller bearing

Technical Field

The application relates to the field of bearing assembling equipment, in particular to assembling equipment for a cylindrical roller bearing without an inner ring.

Background

The full-complement cylindrical roller bearing is designed for bearing heavy load, and compared with the traditional bearing with a retainer, the full-complement cylindrical roller bearing has extremely high bearing capacity, small radial section and space saving under the same width, but the rotating speed is relatively low.

In the related art, it is necessary to manufacture a full complement cylindrical roller bearing without an inner ring, which has a simple structure, as shown in fig. 1, and includes a bearing outer ring 7, a plurality of cylindrical rollers 8 and a spacer 9, wherein the upper and lower ends of the bearing outer ring 7 are respectively provided with a retaining ring 71, the plurality of rollers 8 are closely arranged in the outer ring, and two end surfaces of the rollers 8 are respectively abutted against the retaining rings 71. The quantity of cushion 9 is one and sets up at random between two adjacent rollers 8, and cushion 9 is used for filling the space between each roller 8 to make the laminating between each roller 8 inseparabler, and make this kind of cylindrical roller bearing's structure more stable. When the non-inner-ring full-complement cylindrical roller bearing is manufactured, the rollers 8 are generally manually squeezed into the outer ring, when the rollers 8 are not completely filled, the cushion blocks 9 are squeezed between any two rollers 8, and then the rest rollers 8 are filled into the bearing outer ring 7, so that the bearing can be assembled.

In view of the above-mentioned related art, the inventor believes that the assembly and manufacturing work of the bearing can be achieved by using a manual operation mode in the actual use process, but the assembly precision of the mode is low, the assembly efficiency is low, and the mode is not suitable for mass production.

Disclosure of Invention

In order to solve the problem that the assembly efficiency is lower due to the fact that the existing cylindrical roller bearing without the inner ring is assembled in a manual mode, the application provides assembly equipment for the cylindrical roller bearing without the inner ring.

The application provides a do not have inner circle full complement cylindrical roller bearing's equipment adopts following technical scheme:

the assembling equipment comprises a working platform, wherein an outer ring fixing assembly and a pushing assembly are arranged on the working platform, the outer ring fixing assembly is used for fixing an outer ring of a bearing, the pushing assembly is used for installing a roller and a cushion block into the outer ring of the bearing, the outer ring fixing assembly comprises a limiting outer ring block and a limiting inner round block, and a fixing space for placing the outer ring of the bearing is formed between the limiting outer ring block and the limiting inner round block; the pushing assembly comprises a push rod, the push rod is arranged in the limiting inner circular block and is in sliding connection with the limiting inner circular block, an installation through groove is formed in the limiting inner circular block along the diameter direction of the push rod, the push rod is arranged in the installation through groove, the length of the push rod is smaller than that of the installation through groove, the push rod is connected with a primary driving mechanism, and a feeding space for placing a roller or a cushion block is formed between the tail end of the push rod and the inner wall of the installation through groove; the limiting outer ring block is connected with a second-stage driving mechanism, the second-stage driving mechanism is used for driving the limiting outer ring block to realize fixed-angle rotation, and when the bearing outer ring is installed in a fixed space, the limiting outer ring block and the bearing outer ring are relatively fixed.

Through adopting above-mentioned technical scheme, when carrying out the equipment of this kind of bearing, at first with the bearing inner race installation to fixed space in, put into the material loading space that the groove was led to in the installation with the roller afterwards, the back is put into to the roller, and one-level actuating mechanism control push rod removes to the direction that is close to the bearing inner race to push the roller and install to the bearing inner race in. Before the last roller is installed in the bearing outer ring, a cushion block is placed in the feeding space, the first-stage driving mechanism controls the push rod to move and push the cushion block into the bearing outer ring, after the cushion block is installed, the rest rollers are sequentially installed in the bearing outer ring, and after all the rollers are installed, the bearing outer ring can be taken out from the fixed space, so that the assembling work of the bearing is completed.

When assembling the rollers and the cushion blocks, each time one roller or cushion block is installed, the secondary driving mechanism drives the limiting outer ring block to rotate for a certain angle, so that the feeding space is aligned to the vacancy inside the bearing outer ring. The angle of the secondary driving mechanism for driving the limiting outer ring block to rotate at each time needs to be adjusted according to the actual number of the rollers of the bearing.

Preferably, a height increasing pad platform is arranged below the outer ring fixing component, the push rod is connected with an extending block, the extending block is arranged in the height increasing pad platform and is in sliding connection with the height increasing pad platform, two ends of the extending block are located outside the height increasing pad platform, the primary driving mechanism comprises a primary driving air cylinder and a primary ejector rod, a piston rod of the primary driving air cylinder is fixedly connected with one end of the extending block, the primary ejector rod is connected with a positioning block, the positioning block is fixedly connected with the working platform, the primary ejector rod is inserted into the positioning block and is in sliding connection with the positioning block, one end, close to the extending block, of the primary ejector rod is fixedly connected with the extending block, a primary compression spring is sleeved outside the primary ejector rod, and two ends of the primary compression spring are respectively abutted against the surface of the extending block and the surface of the;

when the primary driving cylinder extends, the primary driving cylinder pushes the extension block to move, and meanwhile, the primary ejector rod moves towards the inside of the positioning block, and the primary compression spring is compressed;

when the first-stage driving cylinder contracts, the first-stage ejector rod moves towards the direction far away from the inside of the positioning block, and the first-stage compression spring resets.

Through adopting above-mentioned technical scheme, when one-level drive actuating cylinder promoted extension piece and removed, can drive the push rod simultaneously and remove to realize the installation of roller or cushion. The arrangement of the first-level ejector rod and the positioning block can limit the moving track of the push rod, so that the moving process of the push rod is more stable. The automatic reset of the push rod can be realized by the arrangement of the first-level compression spring, and the energy consumption of the equipment during working is reduced.

Preferably, circle piece and increase and fill up fixed connection between the platform in the spacing, increase and fill up fixed connection between platform and the work platform, spacing outer ring piece is close to the spacing base of one side fixedly connected with who increases and fill up the platform, spacing hole has been seted up on the spacing base, the diameter in spacing hole is the same with the external diameter of circle piece in the spacing, spacing base cover locate outside the circle piece in the spacing and with spacing between the circle piece rotate be connected.

Through adopting above-mentioned technical scheme, when carrying out the installation of this kind of equipment, at first will increase and fill up the whole fixed mounting that platform and spacing interior circle piece constitute on work platform, with the whole mounting that push rod and extension piece constitute afterwards in spacing interior circle piece, establish outside spacing interior circle piece with the whole cover that spacing outer ring piece and spacing base constitute at last again. This kind of structural design makes the installation of this kind of equipment comparatively simple, and fixes a position through the periphery of laminating each other between spacing outer ring piece and the spacing interior disk, and its during operation's overall stability is also higher. And push rod and extension piece receive the primary drive mechanism drive and when removing extreme position, the push rod can receive the limiting displacement who comes from spacing downthehole wall to reduce the work load when the equipment debugging, only need adjust the extension volume that the primary drove actuating cylinder when the debugging and make between push rod and the spacing outer ring piece complete butt can.

Preferably, when the bearing outer ring is placed in a fixed space, the end face of the bearing outer ring is attached to the surface of the limiting base, an adjusting cylinder is arranged at one end of the installation through groove in the length direction, the tail end of the adjusting cylinder extends out of the limiting base, and when the push rod slides, the surface of the push rod is attached to the end face of the tail end of the adjusting cylinder.

Through adopting above-mentioned technical scheme, because the terminal surface self of bearing inner race has certain thickness, so when the terminal surface of bearing inner race and the surperficial laminating of spacing base mutually, need set up the regulation cylinder to make roller or cushion when putting into the material loading space, can aim at just and install to the bearing inner race in.

Preferably, the secondary driving mechanism comprises indexing calipers, the tail ends of the indexing calipers are in a sharp-angled shape, a plurality of indexing clamping grooves are formed in the surface of the limiting outer ring block, the indexing clamping grooves are uniformly distributed along the circumferential direction of the limiting outer ring block, one end of each indexing calipers in a sharp-angled shape is clamped into each indexing clamping groove, indexing clamping teeth are formed between the indexing clamping grooves, and the other ends of the indexing calipers are connected with secondary connecting blocks perpendicular to the indexing calipers;

the two-stage connecting block is connected with a two-stage fixing block, the two-stage fixing block is integrally L-shaped and consists of a two-stage fixing transverse block and a two-stage fixing longitudinal block, one end of the two-stage fixing longitudinal block is hinged with one end of the two-stage connecting block, the other end of the two-stage connecting block is fixedly connected with a two-stage compression spring, one end of the two-stage compression spring, which is far away from the two-stage connecting block, is fixedly connected with one end of the two-stage fixing transverse block, which is far away from the two-stage fixing longitudinal block, and the original length;

the secondary driving mechanism further comprises a secondary driving cylinder, the tail end of a piston rod of the secondary driving cylinder is fixedly connected with one end, far away from the secondary connecting rod, of the secondary fixed longitudinal block, the axis of the piston rod of the secondary driving cylinder is parallel to the central line of the secondary fixed longitudinal block in the length direction, and the distance between the axis of the piston rod of the secondary driving cylinder and the circle center of the limiting outer ring block is larger than the diameter of the limiting outer ring block.

Through adopting above-mentioned technical scheme, because second grade compression spring's setting, the thrust effect that the second grade fixed block received second grade compression spring can rotate to the direction that is close to spacing outer ring piece surface to make graduation calliper be the terminal card of closed angle shape and go into to the graduation draw-in groove. When the secondary driving cylinder extends, the indexing calipers push the indexing latch so as to enable the limiting outer ring block to rotate, meanwhile, the indexing calipers receive the reaction force from the indexing latch and rotate towards the direction far away from the limiting outer ring block, and the secondary compression spring is compressed. When the limiting outer ring block moves to the next indexing clamping groove and is opposite to the indexing clamping groove, the indexing clamping groove is clamped into the indexing clamping groove under the thrust action of the second-stage compression spring, and therefore the purpose that after the second-stage driving cylinder completes one stroke period, the limiting outer ring block completes one-time fixed-angle rotation, and the size of the angle of the limiting outer ring block in one-time fixed-angle rotation is the size of the corresponding central angle between the two adjacent indexing clamping grooves is achieved. When the assembling device is designed and manufactured for bearings of different specifications, the number of the indexing clamping grooves needs to be determined according to the number of the rollers which need to be actually installed.

The axis of the piston rod of the secondary driving cylinder needs to have a certain gap with the edge of the limiting outer ring, so that the indexing caliper can have enough rotating space, and the indexing effect of the indexing caliper is stably realized.

Preferably, the end face, far away from the working platform, of the limiting outer ring block is provided with a grabbing groove, and the grabbing groove is communicated with the fixing space.

Through adopting above-mentioned technical scheme, snatch setting up of recess and can make things convenient for operating personnel manual with bearing inner race install to fixed space in to make things convenient for the staff to take out bearing inner race from fixed space manually.

Preferably, the assembling equipment further comprises an automatic feeding assembly, wherein the automatic feeding assembly comprises a feeding plate, the feeding plate is connected with a vertical driving device, the vertical driving device is connected with a horizontal driving device, the vertical driving device drives the feeding plate to realize reciprocating motion along the direction perpendicular to the working platform, the horizontal driving device drives the feeding plate to realize reciprocating motion along a certain linear direction parallel to the working platform, and the feeding plate is respectively provided with a roller feeding hole and a cushion block feeding hole;

the automatic feeding assembly further comprises a first vibrating feeding machine and a second vibrating feeding machine, the discharging port of the first vibrating feeding machine is connected with the roller feeding hole through a flexible pipeline, and the discharging port of the second vibrating feeding machine is connected with the cushion block feeding hole through a flexible pipeline.

Through adopting above-mentioned technical scheme, flitch's position in can being convenient for change is gone up in vertical drive arrangement and manual drive arrangement's setting to the change adds the packing into of convenient roller and cushion, also can make things convenient for operating personnel to pack into or take out the bearing inner race simultaneously. The rollers and the cushion blocks are respectively loaded by the primary vibration loading machine and the secondary vibration loading machine, so that the rollers and the cushion blocks can be automatically loaded one by one, and the automation degree of the equipment is improved.

Preferably, one side of the feeding plate, which is far away from the flexible pipeline, is respectively provided with a first baffle and a second baffle in a laminating manner, the first baffle is connected with a three-stage driving cylinder, and the second baffle is connected with a four-stage driving cylinder;

when the three-stage driving cylinder extends, the first baffle blocks the roller feeding hole, and when the three-stage driving cylinder contracts, the first baffle is separated from the roller feeding hole;

when the four-stage driving cylinder extends, the second baffle blocks the cushion block feeding hole, and when the four-stage driving cylinder contracts, the second baffle is separated from the cushion block feeding hole.

Through adopting above-mentioned technical scheme, the setting up of one-level baffle and second grade baffle can make roller and cushion install to the bearing inner race one by one in, one-level baffle and second grade baffle realize periodic sheltering from and communicate roller feed port and cushion feed port respectively. Meanwhile, the working processes of the three-stage driving cylinder and the four-stage driving cylinder are counted, and whether the assembling work of one bearing is finished or not can be judged. Through with this decision signal transmission to vertical drive arrangement and horizontal drive arrangement, can realize accomplishing the back at the bearing equipment, go up the flitch and keep away from the position of bearing outer lane automatically to make things convenient for operating personnel to take out the bearing outer lane more, improved the degree of automation of this kind of equipment.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the automatic assembly effect of the bearing can be achieved by arranging the outer ring fixing assembly and the push assembly;

2. the effect of accurate indexing rotation of the limiting outer ring block can be achieved through the arrangement of the secondary driving mechanism;

3. through the setting of automatic feeding subassembly, can play the effect that realizes the automatic feeding of roller and cushion.

Drawings

Fig. 1 is a schematic view of the overall structure of a full complement cylindrical roller bearing without an inner ring according to the background art of the present application.

Fig. 2 is a plan view of the entire structure of an assembling apparatus for a full complement cylindrical roller bearing without an inner ring according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an overall structure of an outer ring fixing assembly of an assembling device for a full complement cylindrical roller bearing without an inner ring according to an embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a in fig. 2.

Fig. 5 is an enlarged schematic view of a portion B in fig. 2.

Reference number description, 1, working platform; 2. an outer ring fixing component; 21. a limiting outer ring block; 211. indexing the clamping groove; 212. indexing latch teeth; 213. grabbing the groove; 22. a limiting base; 221. a limiting hole; 23. limiting the inner round block; 231. installing a through groove; 24. a fixed space; 25. heightening pad platforms; 26. adjusting the cylinder; 3. pushing the assembly; 31. a push rod; 32. an extension block; 33. a feeding space; 4. a primary drive mechanism; 41. a primary driving cylinder; 42. a first-stage ejector rod; 43. positioning blocks; 44. a first stage compression spring; 5. a secondary drive mechanism; 51. indexing calipers; 52. a secondary connecting block; 53. a secondary fixed block; 531. a secondary fixed transverse block; 532. a second-stage fixed longitudinal block; 54. a secondary compression spring; 55. a secondary driving cylinder; 6. an automatic feeding assembly; 61. feeding plates; 611. a roller feed hole; 612. a cushion block feed hole; 613. a first baffle plate; 614. a second baffle; 62. a vertical drive device; 63. a horizontal driving device; 64. a first vibration feeding machine; 65. a second vibration feeding machine; 66. a flexible conduit; 67. a three-stage driving cylinder; 68. a four-stage driving cylinder; 7. a bearing outer race; 71. a retainer ring; 8. a roller; 9. and a cushion block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses equipment for fully assembling a cylindrical roller bearing without an inner ring. Referring to fig. 1, the assembling device comprises a working platform 1, wherein an outer ring fixing component 2, a pushing component 3 and an automatic feeding component 6 are arranged on the working platform 1. Wherein, outer lane fixed subassembly 2 is used for realizing the fixed of bearing inner race 7, pushes away in dress subassembly 3 is used for packing into bearing inner race 7 with roller 8 and cushion 9, and automatic feeding subassembly 6 is used for realizing the automatic feeding of roller 8 and cushion 9.

Referring to fig. 1 and 2, the fixed subassembly 2 of outer lane is including spacing outer ring piece 21 and spacing interior disk 23, be formed with the fixed space 24 that supplies bearing inner race 7 to place between spacing outer ring piece 21 and the spacing interior disk 23, the installation logical groove 231 has been seted up along self diameter direction to spacing interior disk 23 is inside, the fixed subassembly 2 below of outer lane is provided with and increases pad platform 25, spacing interior disk 23 with increase and fill up fixed connection between the platform 25, it fills up fixed connection between platform 25 and the work platform 1 to increase, spacing outer ring piece 21 is close to and increases the spacing base 22 of one side fixedly connected with who fills up platform 25, spacing hole 221 has been seted up on the spacing base 22, the diameter of spacing hole 221 is the same with the external diameter of spacing interior disk 23, spacing base 22 cover is located outside the spacing interior disk 23 and is connected with rotating between the spacing interior disk 23.

Referring to fig. 1 and 2, when the bearing outer ring 7 is placed in the fixing space 24, the end surface of the bearing outer ring 7 is attached to the surface of the limiting base 22, an adjusting cylinder 26 is arranged at one end of the installation through groove 231 in the length direction, and the tail end of the adjusting cylinder 26 extends out of the limiting base 22. When the bearing outer ring 7 is installed in the fixing space 24, the limiting outer ring block 21 and the bearing outer ring 7 are relatively fixed. The end face of the limiting outer ring block 21 far away from the working platform 1 is provided with a grabbing groove 213, and the grabbing groove 213 is communicated with the fixed space 24. The arrangement of the grabbing groove 213 can facilitate the manual installation of the bearing outer ring 7 in the fixing space 24 by an operator, and facilitate the manual taking out of the bearing outer ring 7 from the fixing space 24 by the operator.

Referring to fig. 1 and 2, the push-on assembly 3 includes a push rod 31, the push rod 31 is disposed in the limiting inner round block 23 and is slidably connected with the limiting inner round block 23, the push rod 31 is disposed in the installation through groove 231, the length of the push rod 31 is smaller than that of the installation through groove 231, and a feeding space 33 for placing the roller 8 or the cushion block 9 is formed between the end of the push rod 31 and the inner wall of the installation through groove 231. The push rod 31 is connected with an extension block 32, the extension block 32 is arranged in the heightening pad platform 25 and is connected with the heightening pad platform 25 in a sliding manner, and two ends of the extension block 32 are positioned outside the heightening pad platform 25. When the push rod 31 slides, the surface of the push rod 31 is in contact with the end face of the end of the adjusting cylinder 26. Because the end surface of the bearing outer ring 7 has a certain thickness, when the end surface of the bearing outer ring 7 is attached to the surface of the limiting base 22, the adjusting cylinder 26 needs to be arranged, so that the roller 8 or the cushion block 9 can be exactly aligned and installed in the bearing outer ring 7 when being placed in the feeding space 33.

Referring to fig. 1 and 2, the push rod 31 is connected with a first-level driving mechanism 4, the first-level driving mechanism 4 comprises a first-level driving cylinder 41 and a first-level ejector rod 42, a piston rod of the first-level driving cylinder 41 is fixedly connected with one end of the extension block 32, the first-level ejector rod 42 is connected with a positioning block 43, the positioning block 43 is fixedly connected with the working platform 1, the first-level ejector rod 42 is inserted into the positioning block 43 and is slidably connected with the positioning block 43, the first-level ejector rod 42 is fixedly connected with one end of the extension block 32 and the extension block 32, a first-level compression spring 44 is sleeved on the first-level ejector rod 42, and two ends of the first-level compression spring. When the primary driving cylinder 41 extends, the primary driving cylinder 41 pushes the extension block 32 to move, and meanwhile, the primary push rod 42 moves towards the inside of the positioning block 43, and the primary compression spring 44 is compressed; when one-level actuating cylinder 41 contracts, and one-level ejector pin 42 moves to the direction of keeping away from the inside of locating piece 43, and one-level compression spring 44 resets, and one-level compression spring 44's setting can help one-level actuating cylinder 41 to realize more stable the reseing. The arrangement of the primary mandril 42 and the positioning block 43 can limit the moving track of the push rod 31, so that the moving process of the push rod 31 is more stable. The arrangement of the first-stage compression spring 44 can realize the automatic reset of the push rod 31, and the energy consumption of the assembly equipment during working is reduced.

Referring to fig. 1 and 3, the second-stage driving mechanism 5 includes an indexing caliper 51, the end of the indexing caliper 51 is in a sharp-angled shape, a plurality of indexing clamping grooves 211 are formed in the surface of the limiting outer ring block 21, each indexing clamping groove 211 is uniformly distributed along the circumferential direction of the limiting outer ring block 21, one end of the indexing caliper 51 in the sharp-angled shape is clamped into the indexing clamping groove 211, indexing clamping teeth 212 are formed between each indexing clamping groove 211, and the other end of the indexing caliper 51 is connected with a second-stage connecting block 52 perpendicular to the indexing caliper 51.

Referring to fig. 1 and 3, the second-stage connecting block 52 is connected with a second-stage fixing block 53, the second-stage fixing block 53 is integrally L-shaped and is composed of a second-stage fixing transverse block 531 and a second-stage fixing longitudinal block 532, one end of the second-stage fixing longitudinal block 532 is hinged to one end of the second-stage connecting block 52, the other end of the second-stage connecting block 52 is fixedly connected with a second-stage compression spring 54, one end, far away from the second-stage connecting block 52, of the second-stage compression spring 54 is fixedly connected with one end, far away from the second-stage fixing transverse block 531, of the second-stage fixing longitudinal block 532.

Referring to fig. 1 and 3, the secondary driving mechanism 5 further includes a secondary driving cylinder 55, the end of the piston rod of the secondary driving cylinder 55 is fixedly connected to one end of the secondary fixed longitudinal block 532, which is far away from the secondary connecting rod, the axis of the piston rod of the secondary driving cylinder 55 is parallel to the central line of the secondary fixed longitudinal block 532 in the length direction, and the distance between the axis of the piston rod of the secondary driving cylinder 55 and the center of the limiting outer ring block 21 is greater than the diameter of the limiting outer ring block 21.

Referring to fig. 1 and 4, automatic feeding assembly 6 includes feeding plate 61, feeding plate 61 is connected with vertical driving device 62, vertical driving device 62 is connected with horizontal driving device 63, vertical driving device 62 drives feeding plate 61 to realize reciprocating motion along the direction perpendicular to work platform 1, horizontal driving device 63 drives feeding plate 61 to realize reciprocating motion along a certain linear direction parallel to work platform 1, and feeding plate 61 is provided with roller feed hole 611 and cushion block feed hole 612 respectively.

Referring to fig. 1 and 4, the automatic feeding assembly 6 further includes a first vibration feeder 64 and a second vibration feeder 65, the discharge port of the first vibration feeder 64 is connected to the roller feed hole 611 through a flexible pipe 66, and the discharge port of the second vibration feeder 65 is connected to the pad feed hole 612 through a flexible pipe 66. One side of the feeding plate 61, which is far away from the flexible pipeline 66, is respectively provided with a first baffle 613 and a second baffle 614 in a fitting manner, the first baffle 613 is connected with a three-stage driving cylinder 67, and the second baffle 614 is connected with a four-stage driving cylinder 68. The vertical driving device 62 and the manual driving device are arranged to facilitate changing the position of the feeding plate 61, facilitate the loading of the rollers 8 and the cushion blocks 9, and facilitate the loading or unloading of the bearing outer ring 7 by an operator.

Referring to fig. 1 and 4, when the three-stage driving cylinder 67 is extended, the first baffle 613 shields the roller feed hole 611, and when the three-stage driving cylinder 67 is contracted, the first baffle 613 is separated from the roller feed hole 611. When the four-stage driving cylinder 68 extends, the second baffle 614 shields the cushion block feeding hole 612, and when the four-stage driving cylinder 68 contracts, the second baffle 614 is separated from the cushion block feeding hole 612. The arrangement of the first-stage baffle and the second-stage baffle can enable the rollers 8 and the cushion blocks 9 to be installed in the bearing outer ring 7 one by one, and the first-stage baffle and the second-stage baffle respectively realize periodic shielding and communication for the roller feed holes 611 and the cushion block feed holes 612. Meanwhile, by counting the operation processes of the three-stage drive cylinder 67 and the four-stage drive cylinder 68, it can be determined whether or not the assembly work of one bearing is completed. Through with this decision signal transmission to vertical drive device 62 and horizontal drive device 63, can realize accomplishing the back at the bearing equipment, go up flitch 61 and keep away from the position of bearing inner race 7 automatically to make things convenient for operating personnel to take out bearing inner race 7 more, improved the degree of automation of this kind of equipment.

The implementation principle of the assembling equipment of the cylindrical roller bearing without the inner ring is as follows: when assembling the bearing, the bearing outer race 7 is first installed in the fixing space 24, the rollers 8 are then put into the loading space 33 of the installation groove 231 by the first vibration loader 64, and after the rollers 8 are put, the primary driving mechanism 4 controls the push rod 31 to move in a direction approaching the bearing outer race 7, thereby pushing and installing the rollers 8 into the bearing outer race 7. Before the last roller 8 is installed in the bearing outer ring 7, the cushion block 9 is placed in the feeding space 33 through the second vibration feeding machine 65, the first-stage driving mechanism 4 controls the push rod 31 to move and pushes the cushion block 9 into the bearing outer ring 7, after the cushion block 9 is installed, the rest rollers 8 are sequentially installed in the bearing outer ring 7, after all the rollers 8 are installed, the bearing outer ring 7 can be taken out from the fixing space 24, and the assembly work of the bearing is completed.

When assembling the rollers 8 and the cushion blocks 9, every time one roller 8 or cushion block 9 is installed, the secondary driving mechanism 5 drives the limiting outer ring block 21 to rotate for a certain angle, so that the feeding space 33 is aligned to the gap inside the bearing outer ring 7. The angle of the secondary driving mechanism 5 for driving the limiting outer ring block 21 to rotate at each time needs to be adjusted according to the actual number of the rollers 8 of the bearing.

The working process of the second-stage driving mechanism 5 is that the second-stage fixing block 53 is pushed by the second-stage compression spring 54 to rotate in the direction close to the surface of the limiting outer ring block 21, so that the end of the indexing caliper 51 in the shape of a pointed angle is clamped into the indexing clamping groove 211. When the secondary driving cylinder 55 extends, the indexing caliper 51 pushes the indexing latch 212, so that the outer ring stopper 21 rotates, and at the same time, the indexing caliper 51 rotates in a direction away from the outer ring stopper 21 by the reaction force from the indexing latch 212, and the secondary compression spring 54 is compressed. When the limiting outer ring block 21 moves to the next indexing clamping groove 211 and is opposite to the indexing caliper 51, the indexing caliper 51 is clamped into the indexing clamping groove 211 under the action of the thrust from the secondary compression spring 54, so that the limiting outer ring block 21 completes one fixed-angle rotation after the secondary driving cylinder 55 completes one stroke period, and the angle of the limiting outer ring block 21 for one fixed-angle rotation is the size of the corresponding central angle between two adjacent indexing clamping grooves 211. When designing and manufacturing the assembling device for bearings with different specifications, the number of the indexing card slots 211 is determined according to the number of the rollers 8 which need to be actually installed. The axis of the piston rod of the secondary driving cylinder 55 needs to have a certain gap with the edge of the limiting outer ring, so that the indexing caliper 51 can have enough rotating space, and the indexing effect of the indexing caliper 51 can be stably realized.

In the present embodiment, the loading position of the pad 9 may be the same as that of the roller 8 or different from that of the roller 8, and when the loading position of the pad 9 is different from that of the roller 8, the loading position of the pad 9 is preferably set at the other end of the mounting through groove 231.

When the loading position of the cushion block 9 is the same as that of the roller 8, in the process of loading the cushion block 9, the loading plate 61 needs to be controlled to move horizontally, the cushion block feeding hole 612 is aligned to the loading space 33, then loading of the cushion block 9 is carried out, after the cushion block 9 is installed, the loading plate 61 needs to be controlled to move horizontally to reset, and then loading of the remaining roller 8 is carried out.

When the loading positions of the cushion blocks 9 and the rollers 8 are different, the loading positions of the cushion blocks 9 are preferably set at the other ends of the installation through grooves 231, that is, two loading spaces 33 are provided, and the two loading spaces 33 are respectively located at both ends of the installation through grooves 231 in the length direction, and meanwhile, the center distance between the cushion block feeding holes 612 and the roller feeding holes 611 is the same as the distance between the two loading spaces 33. In the process of feeding the cushion block 9, the feeding plate 61 does not need to translate, the roller feeding hole 611 is shielded only by the first baffle 613, the cushion block feeding hole 612 is smooth, and meanwhile, the first-stage driving cylinder 41 needs to be kept in an extending state, so that the feeding space 33 close to the cushion block feeding hole 612 can accommodate the cushion block 9 to fall into the feeding space 33, when the cushion block 9 falls into the feeding space 33, the first-stage driving cylinder 41 contracts, the push rod 31 resets, and the cushion block 9 is pushed into the bearing outer ring 7. Meanwhile, in the assembly mode, the total number of the rollers 8 which need to be installed on the bearing is N, and if N is an even number, the cushion block 9 needs to be installed after the installation of the N/2 th roller 8 is finished; if N is an odd number, the cushion block 9 needs to be installed after the (N-1)/2 or (N +1)/2 rollers 8 are installed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an equipment of no inner circle full complement cylindrical roller bearing which characterized in that: the assembling equipment comprises a working platform (1), wherein an outer ring fixing component (2) and a pushing component (3) are arranged on the working platform (1), the outer ring fixing component (2) is used for fixing a bearing outer ring (7), the pushing component (3) is used for installing a roller (8) and a cushion block (9) into the bearing outer ring (7), the outer ring fixing component (2) comprises a limiting outer ring block (21) and a limiting inner round block (23), and a fixing space (24) for placing the bearing outer ring (7) is formed between the limiting outer ring block (21) and the limiting inner round block (23);

the pushing assembly (3) comprises a push rod (31), the push rod (31) is arranged in the limiting inner round block (23) and is in sliding connection with the limiting inner round block (23), an installation through groove (231) is formed in the limiting inner round block (23) along the diameter direction of the push rod, the push rod (31) is arranged in the installation through groove (231), the length of the push rod (31) is smaller than that of the installation through groove (231), the push rod (31) is connected with a primary driving mechanism (4), and a feeding space (33) for placing a roller (8) or a cushion block (9) is formed between the tail end of the push rod (31) and the inner wall of the installation through groove (231);

spacing outer ring piece (21) are connected with second grade actuating mechanism (5), second grade actuating mechanism (5) are used for driving spacing outer ring piece (21) and realize deciding the angle and rotate, when bearing inner race (7) are installed in fixed space (24), relatively fixed between spacing outer ring piece (21) and bearing inner race (7).

2. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 1, wherein: outer ring fixed component (2) below is provided with and increases pad platform (25), push rod (31) are connected with extension piece (32), extension piece (32) set up increase pad platform (25) in and with increase pad platform (25) between sliding connection, just the both ends of extension piece (32) are located and increase pad platform (25) outside, one-level actuating mechanism (4) are including one-level drive cylinder (41) and one-level ejector pin (42), the piston rod of one-level drive cylinder (41) and the one end fixed connection of extension piece (32), one-level ejector pin (42) are connected with locating piece (43), fixed connection between locating piece (43) and work platform (1), one-level ejector pin (42) insert set up in locating piece (43) and with between locating piece (43) sliding connection, one-level ejector pin (42) are close to the one end of extending piece (32) and extend between piece (32) fixed connection, a primary compression spring (44) is sleeved outside the primary ejector rod (42), and two ends of the primary compression spring (44) are respectively abutted against the surface of the extension block (32) and the surface of the positioning block (43);

when the primary driving cylinder (41) extends, the primary driving cylinder (41) pushes the extension block (32) to move, meanwhile, the primary ejector rod (42) moves towards the inside of the positioning block (43), and the primary compression spring (44) is compressed;

when the primary driving cylinder (41) contracts, the primary ejector rod (42) moves towards the direction far away from the inside of the positioning block (43), and the primary compression spring (44) resets.

3. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 2, wherein: spacing interior circle piece (23) and increase and fill up fixed connection between platform (25), increase and fill up fixed connection between platform (25) and work platform (1), spacing outer ring piece (21) are close to one side fixedly connected with spacing base (22) that increase fills up platform (25), spacing hole (221) have been seted up on spacing base (22), the diameter of spacing hole (221) is the same with the external diameter of spacing interior circle piece (23), spacing base (22) cover locate in spacing outside circle piece (23) and with spacing interior circle piece (23) between rotate and be connected.

4. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 3, wherein: when bearing inner race (7) was placed in fixed space (24), the terminal surface of bearing inner race (7) was laminated with the surface of spacing base (22), the one end of logical groove (231) length direction of installation is provided with adjusts cylinder (26), the end of adjusting cylinder (26) is stretched out outside spacing base (22), just during push rod (31) slided, laminate between the terminal surface of push rod (31) surface and regulation cylinder (26) mutually.

5. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 1, wherein: the two-stage driving mechanism (5) comprises indexing calipers (51), the tail ends of the indexing calipers (51) are in a sharp-angled shape, a plurality of indexing clamping grooves (211) are formed in the surface of the limiting outer ring block (21), each indexing clamping groove (211) is uniformly distributed along the circumferential direction of the limiting outer ring block (21), one end, in the sharp-angled shape, of each indexing calipers (51) is clamped into each indexing clamping groove (211), indexing clamping teeth (212) are formed between each indexing clamping groove (211), and the other end of each indexing calipers (51) is connected with a two-stage connecting block (52) perpendicular to the indexing calipers (51);

the two-stage connecting block (52) is connected with a two-stage fixing block (53), the two-stage fixing block (53) is integrally L-shaped and consists of a two-stage fixing transverse block (531) and a two-stage fixing longitudinal block (532), one end of the two-stage fixing longitudinal block (532) is hinged with one end of the two-stage connecting block (52), the other end of the two-stage connecting block (52) is fixedly connected with a two-stage compression spring (54), one end, far away from the two-stage connecting block (52), of the two-stage compression spring (54) is fixedly connected with one end, far away from the two-stage fixing transverse block (531), of the two-stage fixing longitudinal block (532), and the original length of the two-stage compression spring (54) is greater than the;

the secondary driving mechanism (5) further comprises a secondary driving cylinder (55), the tail end of a piston rod of the secondary driving cylinder (55) is fixedly connected with one end, far away from the secondary connecting rod, of the secondary fixed longitudinal block (532), the axis of the piston rod of the secondary driving cylinder (55) is parallel to the central line of the secondary fixed longitudinal block (532) in the length direction, and the distance between the axis of the piston rod of the secondary driving cylinder (55) and the circle center of the limiting outer ring block (21) is larger than the diameter of the limiting outer ring block (21).

6. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 5, wherein: the end face, far away from the working platform (1), of the limiting outer ring block (21) is provided with a grabbing groove (213), and the grabbing groove (213) is communicated with the fixed space (24).

7. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 1, wherein: the assembling equipment further comprises an automatic feeding assembly (6), wherein the automatic feeding assembly (6) comprises a feeding plate (61), the feeding plate (61) is connected with a vertical driving device (62), the vertical driving device (62) is connected with a horizontal driving device (63), the vertical driving device (62) drives the feeding plate (61) to reciprocate along the direction perpendicular to the working platform (1), the horizontal driving device (63) drives the feeding plate (61) to reciprocate along a certain linear direction parallel to the working platform (1), and the feeding plate (61) is respectively provided with a roller feeding hole (611) and a cushion block feeding hole (612);

the automatic feeding assembly (6) further comprises a first vibrating feeding machine (64) and a second vibrating feeding machine (65), a discharge hole of the first vibrating feeding machine (64) is connected with a roller feed hole (611) through a flexible pipeline (66), and a discharge hole of the second vibrating feeding machine (65) is connected with a cushion block feed hole (612) through a flexible pipeline (66).

8. The assembling apparatus of a full complement cylindrical roller bearing without an inner ring according to claim 7, wherein: a first baffle plate (613) and a second baffle plate (614) are respectively attached to one side, away from the flexible pipeline (66), of the feeding plate (61), the first baffle plate (613) is connected with a three-stage driving cylinder (67), and the second baffle plate (614) is connected with a four-stage driving cylinder (68);

when the three-stage driving cylinder (67) extends, the first baffle (613) shields the roller feeding hole (611), and when the three-stage driving cylinder (67) contracts, the first baffle (613) is separated from the roller feeding hole (611);

when the four-stage driving cylinder (68) extends, the second baffle (614) shields the cushion block feeding hole (612), and when the four-stage driving cylinder (68) contracts, the second baffle (614) is separated from the cushion block feeding hole (612).