CN112828593A - Surpass duplex position bearing assembly devices of belt pulley - Google Patents
Surpass duplex position bearing assembly devices of belt pulley Download PDFInfo
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- CN112828593A CN112828593A CN202110263969.8A CN202110263969A CN112828593A CN 112828593 A CN112828593 A CN 112828593A CN 202110263969 A CN202110263969 A CN 202110263969A CN 112828593 A CN112828593 A CN 112828593A
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- press
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- pressure head
- driving device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
Abstract
The invention relates to the technical field of overrunning belt pulleys, in particular to a double-station bearing assembling mechanism of the overrunning belt pulley, which comprises a rack, a press-fitting mold, an upper press-fitting structure and a lower press-fitting structure, wherein the upper press-fitting structure and the lower press-fitting structure are arranged on the rack, the upper press-fitting structure is positioned above the press-fitting mold, the lower press-fitting structure is positioned below the press-fitting mold, the press-fitting mold comprises a base and a positioning core, the upper press-fitting structure comprises a first upper driving device and an upper pressing head, and the lower press-fitting structure comprises a lower driving device and a lower pressing head. And one press-fitting device and required operators are reduced, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of overrunning belt pulleys, in particular to a double-station bearing assembling mechanism of the overrunning belt pulley.
Background
At present, when a ball bearing is assembled, the one-way overrunning belt pulley generally adopts twice press mounting, and the principle of the assembly is as follows: sleeving the surface of one side of the belt pulley close to the motor end on a lower die mould (positioning is carried out by an inner hole of the belt pulley), then placing a ball bearing on an upper die, and pressing the ball bearing of the upper die into the belt pulley when a press machine moves downwards; and then the belt pulley is reversely sleeved on another lower die (positioned by a hole on the other end surface of the belt pulley), the ball bearing is placed into the upper die, and when the press machine moves downwards, the ball bearing of the upper die is pressed into the belt pulley. This type of assembly has the following disadvantages: 1) because the reference needs to be changed twice for assembly, the distance between the end surface of the mandrel after press mounting and the end surface of the belt pulley (11) has large dispersion difference; 2) the positioning holes pressed for two times are not consistent, so that the risk of coaxiality is increased, and the quality consistency of assembled products is poor; 3) two equipment, the link is carried many times, has increased the degree of difficulty of assembly, and manufacturing cost is high, and is efficient.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects in the prior art, a double-station bearing assembling mechanism exceeding a belt pulley is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a double-station bearing assembling mechanism of an overrunning belt pulley comprises the belt pulley, a one-way bearing, a mandrel and two end bearings, wherein the belt pulley is coaxially arranged outside the mandrel, the one-way bearing is positioned between the belt pulley and the mandrel, the two end bearings are respectively positioned at two ends of the one-way bearing and are both positioned between the belt pulley and the mandrel, the mandrel is provided with a central hole, the assembling mechanism comprises a rack, a press-fitting mold, an upper press-fitting structure and a lower press-fitting structure, the upper press-fitting structure and the lower press-fitting structure are arranged on the rack, the upper press-fitting structure is positioned above the press-fitting mold, and;
the press-fitting die comprises a base and a positioning core, wherein an inner hole is formed in the base, the positioning core is fixed in the inner hole of the base, an annular cavity for accommodating an end bearing is formed between the inner peripheral surface of the inner hole and the outer peripheral surface of the positioning core, a positioning bulge matched with the central hole of the mandrel extends upwards from the top end of the positioning core, an outer step surface is formed between the positioning bulge and the positioning core, and when the bottom end of the belt wheel is contacted with the upper end surface of the base, the bottom end of the mandrel is contacted with the outer step surface;
the upper press-mounting structure comprises a first upper driving device and an upper press head, and the first upper driving device is used for driving the upper press head to move close to or away from the overrunning belt pulley on the press-mounting die;
the lower press-fitting structure comprises a lower driving device and a lower pressing head, and the lower driving device is used for driving the lower pressing head to move close to or away from the overrunning belt pulley on the press-fitting mold.
The belt wheel of the end bearing to be assembled is placed on the press-fitting die by the aid of the scheme, the positioning protrusion of the positioning core is inserted into the center hole of the mandrel, the end bearing is driven by the upper pressure head to be pressed between the belt wheel and the mandrel through the first upper driving device from the upper side of the belt wheel, the other end bearing is placed in the annular cavity of the press-fitting die in advance, the lower pressure head is driven by the lower driving device to be pressed between the belt wheel and the mandrel, the two end bearings are assembled in the process of assembling, the positioning is carried out on the same datum, repeated and repeated switching of assembling datum is avoided, stability of the distance between the end faces after assembly is guaranteed, assembly efficiency is improved, meanwhile, one press-fitting device and one operator are reduced, and production cost is reduced.
Furthermore, the upper press-mounting structure also comprises a second upper driving device and a pressing plate for pressing the belt pulley, wherein the second upper driving device is used for driving the pressing plate to move close to or away from the overrunning belt pulley on the press-mounting die; when the lower pressing head presses and installs the end bearing located below upwards, the second upper driving device drives the pressing plate to move downwards in advance to press the belt wheel on the pressing die, so that the belt wheel is prevented from moving upwards when the lower pressing head presses and installs the end bearing below, the assembly precision is ensured, and the assembly qualification rate is improved.
Furthermore, the upper pressure head is fixedly arranged on the substrate, the first upper driving device is in transmission connection with the substrate, a chuck for clamping an end bearing is slidably arranged on the substrate, the bottom end of the chuck protrudes downwards out of the bottom end of the upper pressure head, a spring is arranged between the chuck and the substrate, one end of the spring abuts against the substrate, and the other end of the spring abuts against the chuck; the end bearing above the chuck is clamped by the chuck so as to facilitate automatic assembly of the end bearing, when the first upper driving device drives the substrate to move downwards, the upper pressure head, the chuck and the end bearing clamped by the chuck move downwards synchronously until the chuck props against the top end part of the mandrel, the spring is compressed to store energy along with the continuous downward movement of the substrate, the upper pressure head moves downwards relative to the chuck and pushes the end bearing on the chuck to move downwards, so that the end bearing is pressed between the belt wheel and the mandrel, and when the first upper driving device drives the substrate to move upwards, the chuck resets under the action of the spring.
Furthermore, the chuck is inserted into the upper pressure head and is in sliding connection with the upper pressure head, the top end of the chuck is provided with a flange, an inner step surface is arranged in the upper pressure head, and the flange is in contact with the inner step surface; the chuck can be axially limited on the upper pressure head by utilizing the matching of the flange and the inner step surface, and the chuck is prevented from falling off from the upper pressure head.
Furthermore, the chuck is an elastic chuck, the end bearing is sleeved outside the elastic chuck, a plurality of clamping jaws capable of elastically stretching in the radial direction are distributed on the circumference of the elastic chuck, and the clamping jaws abut against the inner circumferential surface of the end bearing.
Furthermore, a bottom plate is fixed at the lower end of the base, at least one pressure head hole penetrates through the bottom plate, the pressure head hole is communicated with the annular cavity, the positioning core is fixedly connected with the bottom plate, the lower pressure head is provided with a plurality of pressure head parts matched with the pressure head holes, the pressure head parts correspond to the pressure head holes one to one, and the pressure head holes are used for the pressure head parts corresponding to the pressure head holes to penetrate through; the bottom plate can support the end bearing positioned in the annular cavity, and is convenient for fixing the positioning core, replacing the positioning cores of different specifications and simultaneously facilitating production and manufacturing.
Further, the diameter of the outer peripheral surface of the positioning core is consistent with that of the inner peripheral surface of the end bearing; so as to lock the radial position of the end bearing in the annular cavity and improve the assembly precision.
Further, the base is fixed on a platform, the platform is fixedly connected with the rack, or the platform is installed on a rotating device, and the rotating device is used for driving the platform to rotate.
Further, the first upper driving device and the lower driving device are both hydraulic cylinders or oil cylinders.
Further, the second upper driving device is a hydraulic cylinder or an oil cylinder.
The invention has the beneficial effects that: the double-station bearing assembling mechanism exceeding the belt pulley can be positioned on the same reference in the assembling process of the two end bearings, avoids repeated switching of the assembling reference, ensures the stability of the distance between the end surface of the assembled belt pulley and the end bearing on the side where the end surface is positioned, reduces the positioning and clamping times of the belt pulley during installation of the end bearing, improves the assembling efficiency, reduces one press-fitting device and required operators, and reduces the production cost.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a dual station bearing assembly mechanism of the present invention beyond a pulley;
FIG. 2 is an enlarged partial schematic view of A of FIG. 1;
FIG. 3 is an enlarged partial schematic view of B of FIG. 1;
FIG. 4 is a schematic view of a press fitting die in the double station bearing assembly mechanism of the overrunning pulley of the present invention;
fig. 5 is a schematic top view of a bottom plate in the press-fitting mold of the present invention;
FIG. 6 is a schematic view of the lower ram of the present invention;
FIG. 7 is a schematic sectional view taken along line C-C in FIG. 6;
FIG. 8 is a schematic view of a chuck in accordance with the present invention;
FIG. 9 is a schematic bottom view of the chuck of the present invention;
FIG. 10 is a schematic view of an overrunning pulley of the present invention.
In the figure: 1. the overrunning belt pulley 11, the belt pulley 12, the one-way bearing 13, the mandrel 131, the central hole 14 and the end bearing;
2. a frame;
3. the press fitting die comprises a press fitting die 31, a base 32, a positioning core 321, positioning protrusions 322, outer step surfaces 33, an annular cavity 34, a bottom plate 341 and a pressure head hole;
4. an upper press-fitting structure 41, a first upper driving device 42, an upper press head 421, an inner step surface 43, a second upper driving device 44, a press plate 45, a base plate 46, a chuck 461, a flange 462, a clamping jaw 47 and a spring;
5. a lower press-fitting structure 51, a lower driving device 52, a lower press head 521, a press head part;
6. a platform.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic mechanism of the present invention only in a schematic manner, and thus show only the constitution related to the present invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help the description of the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Example 1
As shown in fig. 1-10, the double-station bearing assembling mechanism for the overrunning belt pulley comprises a belt pulley 11, a one-way bearing 12, a mandrel 13 and two end bearings 14, wherein the belt pulley 11 is coaxially arranged outside the mandrel 13, the one-way bearing 12 is arranged between the belt pulley 11 and the mandrel 13, the two end bearings 14 are respectively arranged at two ends of the one-way bearing 12 and are both arranged between the belt pulley 11 and the mandrel 13, the mandrel 13 is provided with a central hole 131, the assembling mechanism comprises a frame 2, a press-fitting mold 3, an upper press-fitting structure 4 and a lower press-fitting structure 5 which are arranged on the frame 2, the upper press-fitting structure 4 is arranged above the press-fitting mold 3, and the lower press-fitting structure 5 is arranged below the press-fitting mold 3;
the press-fitting die 3 comprises a base 31 and a positioning core 32, wherein an inner hole is formed in the base 31, the positioning core 32 is fixed in the inner hole of the base 31, an annular cavity 33 for accommodating the end bearing 14 is formed between the inner circumferential surface of the inner hole and the outer circumferential surface of the positioning core 32, a positioning protrusion 321 matched with the central hole 131 of the mandrel 13 extends upwards from the top end of the positioning core 32, an outer step surface 322 is formed between the positioning protrusion 321 and the positioning core 32, and when the bottom end of the belt pulley 11 is contacted with the upper end surface of the base 31, the bottom end of the mandrel 13 is contacted with the outer step surface 322;
the upper press-fitting structure 4 comprises a first upper driving device 41 and an upper pressure head 42, wherein the first upper driving device 41 is used for driving the upper pressure head 42 to approach or move away from the overrunning belt pulley 1 on the press-fitting mold 3;
the lower press-fitting structure 5 comprises a lower driving device 51 and a lower press head 52, wherein the lower driving device 51 is used for driving the lower press head 52 to approach or move away from the overrunning belt pulley 1 on the press-fitting die 3.
The upper press-fitting structure 4 further comprises a second upper driving device 43 and a pressing plate 44 for pressing the belt pulley 11, wherein the second upper driving device 43 is used for driving the pressing plate 44 to move close to or away from the overrunning belt pulley 1 on the press-fitting mold 3; when the lower pressing head 52 presses the lower end bearing 14 upwards, the second upper driving device 43 can drive the pressing plate 44 to move downwards to press the belt wheel 11 on the pressing die 3, so that the belt wheel 11 is prevented from moving upwards when the lower pressing head 52 presses the lower end bearing 14, the assembly precision is ensured, and the assembly yield is improved.
The upper pressure head 42 is fixedly arranged on a substrate 45, the first upper driving device 41 is in transmission connection with the substrate 45, a chuck 46 for clamping the end bearing 14 is arranged on the substrate 45 in a sliding mode, the bottom end of the chuck 46 protrudes downwards from the bottom end of the upper pressure head 42, a spring 47 is arranged between the chuck 46 and the substrate 45, one end of the spring 47 abuts against the substrate 45, and the other end of the spring 47 abuts against the chuck 46; when the first upper driving device 41 drives the base plate 45 to move downwards, the upper pressure 42, the chuck 46 and the clamped end bearing 14 synchronously move downwards until the chuck 46 abuts against the top end of the mandrel 13, the spring 47 is compressed to store energy as the base plate 45 continues to move downwards, the upper pressure head 42 moves downwards relative to the chuck 46 and pushes the end bearing 14 on the chuck 46 to move downwards, so that the end bearing 14 is pressed between the belt wheel 11 and the mandrel 13, and when the first upper driving device 41 drives the base plate 45 to move upwards, the chuck 46 is reset under the action of the spring 47.
The clamping head 46 is inserted into the upper pressing head 42 and is slidably connected with the upper pressing head 42, a flange 461 is arranged at the top end of the clamping head 46, an inner step surface 421 is arranged in the upper pressing head 42, and the flange 461 is in contact with the inner step surface 421; the engagement of the flange 461 and the inner step surface 421 can axially limit the collet 46 on the upper head 42, preventing the collet 46 from falling off the upper head 42.
The chuck 46 is an elastic chuck, the end bearing 14 is sleeved outside the elastic chuck, a plurality of clamping jaws 462 capable of radially elastically stretching are circumferentially distributed on the elastic chuck, and the clamping jaws 462 abut against the inner circumferential surface of the end bearing 14.
A bottom plate 34 is fixed at the lower end of the base 31, at least one pressure head hole 341 penetrates through the bottom plate 34, the pressure head hole 341 is communicated with the annular cavity 33, the positioning core 32 is fixedly connected with the bottom plate 34, the lower pressure head 52 is provided with a plurality of pressure head parts 521 matched with the pressure head holes 341, the pressure head parts 521 are in one-to-one correspondence with the pressure head holes 341, and the pressure head holes 341 are used for the corresponding pressure head parts 521 to pass through; the bottom plate 34 is arranged to support the end bearing 14 in the annular cavity 33, and to facilitate fixing of the positioning core 32 and replacement of the positioning core 32 with different specifications, and to facilitate production and manufacturing.
The diameter of the outer peripheral surface of the positioning core 32 is consistent with that of the inner peripheral surface of the end bearing 14; to lock the radial position of the end bearing 14 within the annular cavity 33 to improve the accuracy of the assembly.
The base 31 is fixed on the platform 6, the platform 6 is fixedly connected with the frame 2, or the platform 6 is installed on a revolving device, and the revolving device is used for driving the platform 6 to rotate; it is worth noting that when the platform 6 is installed on the revolving device, a plurality of press-fitting dies 3 can be arranged on the platform 6 to realize multi-station operation, the revolving device can specifically comprise a motor and a speed reducer, the output end of the motor is in transmission connection with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with the platform 6.
The first upper driving device 41 and the lower driving device 51 are both hydraulic cylinders or oil cylinders; the second upper driving device 43 is a hydraulic cylinder or an oil cylinder; during specific installation, the first upper driving device 41 and the second upper driving device 43 are fixedly connected with each other and coaxially arranged, the first upper driving device 41 is fixed on the frame 2, the output end of the first upper driving device 41 is fixedly connected with the substrate 45, the output end of the second upper driving device 43 is fixedly connected with the pressing plate 44 through a connecting rod, the lower driving device 51 is fixed on the frame 2, and the output end of the lower driving device 51 is fixedly connected with the lower pressing head 52.
In this embodiment, the axis of the upper ram 42, the axis of the collet 46, the axis of the lower ram 52, the axis of the positioning core 32, and the axis of the positioning protrusion 321 coincide with each other; the end bearing 14 in this embodiment is a ball bearing.
The working process of the double-station bearing assembling mechanism of the overrunning belt pulley in the embodiment is as follows:
firstly, one end bearing 14 is placed in the annular cavity 33 of the press-fitting die 3, wherein the end bearing 14 is the lower end bearing 14, and then the other bearing to be pressed is placed on the chuck 46 and is pressed inwards by the chuck 46, so that the end bearing 14 is clamped, wherein the bearing is the upper end bearing 14;
then, the pulley 11 of the end bearing 14 to be assembled is placed on the press-fitting mold 3, and the positioning protrusion 321 of the positioning core 32 is inserted into the central hole 131 of the mandrel 13, the bottom end of the pulley 11 is in contact with the upper end face of the base 31, and the bottom end of the mandrel 13 is in contact with the outer step face 322, at which time, the axis of the positioning protrusion 321, the axis of the end bearing 14 held by the collet 46, and the axis of the end bearing 14 in the annular cavity 33 coincide with each other;
then the first upper driving device 41 drives the substrate 45 to move downwards, the upper pressure head 42, the chuck 46 and the end bearing 14 clamped by the chuck move downwards synchronously until the chuck 46 abuts against the top end of the mandrel 13, the spring 47 is compressed to store energy along with the continuous downward movement of the substrate 45, the upper pressure head 42 moves downwards relative to the chuck 46 and pushes the end bearing 14 on the chuck 46 to move downwards, so that the end bearing 14 is pressed between the belt wheel 11 and the mandrel 13, and the pressing of the end bearing 14 located above is completed, at this time, the chuck 46 and the upper pressure head 42 stop and keep pressing the mandrel 13 and the end bearing 14, that is, the upper pressure head 42 and the chuck 46 are switched to play a role in pressing the mandrel 13 and the end bearing 14 located above when the end bearing 14 located below is pressed;
then, the lower driving device 51 drives the lower pressing head 52 to move upwards, the pressing head part 521 of the lower pressing head 52 enters the annular cavity 33 through the corresponding pressing head hole 341, and then the pressing head part 521 pushes the end bearing 14 in the annular cavity 33 upwards and presses the end bearing 14 between the belt wheel 11 and the mandrel 13 to complete the press fitting of the end bearing 14 positioned below;
finally, the first upper driving device 41, the second upper driving device 43, and the lower driving device 51 are reset.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that numerous changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides an surpass duplex position bearing assembly devices of belt pulley, surpass belt pulley (1) and include band pulley (11), one-way bearing (12), dabber (13) and two tip bearings (14), band pulley (11) coaxial setting is outside dabber (13), one-way bearing (12) are located between band pulley (11) and dabber (13), two tip bearings (14) are located the both ends of one-way bearing (12) respectively, and all are located between band pulley (11) and dabber (13), dabber (13) have centre bore (131), its characterized in that: the assembling mechanism comprises a rack (2), a press-fitting mold (3), and an upper press-fitting structure (4) and a lower press-fitting structure (5) which are arranged on the rack (2), wherein the upper press-fitting structure (4) is positioned above the press-fitting mold (3), and the lower press-fitting structure (5) is positioned below the press-fitting mold (3);
the press-fitting die (3) comprises a base (31) and a positioning core (32), an inner hole is formed in the base (31), the positioning core (32) is fixed in the inner hole of the base (31), an annular cavity (33) used for accommodating the end bearing (14) is formed between the inner circumferential surface of the inner hole and the outer circumferential surface of the positioning core (32), a positioning protrusion (321) matched with the central hole (131) of the mandrel (13) extends upwards from the top end of the positioning core (32), an outer step surface (322) is formed between the positioning protrusion (321) and the positioning core (32), and when the bottom end of the belt wheel (11) is in contact with the upper end surface of the base (31), the bottom end of the mandrel (13) is in contact with the outer step surface (322);
the upper press-mounting structure (4) comprises a first upper driving device (41) and an upper pressure head (42), wherein the first upper driving device (41) is used for driving the upper pressure head (42) to move close to or away from the overrunning belt pulley (1) on the press-mounting die (3);
the lower press-fitting structure (5) comprises a lower driving device (51) and a lower press head (52), wherein the lower driving device (51) is used for driving the lower press head (52) to move close to or away from the overrunning belt pulley (1) on the press-fitting mold (3).
2. The overrunning pulley double-station bearing assembly mechanism of claim 1, further comprising: the upper press-fitting structure (4) further comprises a second upper driving device (43) and a pressing plate (44) for pressing the belt wheel (11), and the second upper driving device (43) is used for driving the pressing plate (44) to move close to or away from the overrunning belt wheel (1) on the press-fitting die (3).
3. The overrunning pulley double-station bearing assembly mechanism of claim 1, further comprising: go up pressure head (42) fixed mounting on base plate (45), first go up drive arrangement (41) and base plate (45) transmission and connect, slidable mounting has chuck (46) that are used for centre gripping end bearing (14) on base plate (45), the bottom tip of chuck (46) protrusion downwards in the bottom tip of last pressure head (42), be equipped with spring (47) between chuck (46) and base plate (45), the one end of spring (47) supports base plate (45), and the other end supports chuck (46).
4. The overrunning pulley double-station bearing assembly mechanism of claim 3, wherein: the clamping head (46) is inserted into the upper pressing head (42) and is in sliding connection with the upper pressing head (42), a flange (461) is arranged at the top end of the clamping head (46), an inner step surface (421) is arranged in the upper pressing head (42), and the flange (461) is in contact with the inner step surface (421).
5. The overrunning pulley double-station bearing assembly mechanism of claim 3, wherein: the clamping head (46) is an elastic clamping head, the end bearing (14) is sleeved outside the elastic clamping head, a plurality of clamping jaws (462) capable of elastically stretching in the radial direction are distributed on the circumference of the elastic clamping head, and the clamping jaws (462) abut against the inner circumferential surface of the end bearing (14).
6. Bearing press-fitting die (3) for a uni-directional overrunning pulley (1) according to claim 1 characterized in that: the lower end of the base (31) is fixed with a bottom plate (34), at least one pressure head hole (341) penetrates through the bottom plate (34), the pressure head hole (341) is communicated with the annular cavity (33), the positioning core (32) is fixedly connected with the bottom plate (34), the lower pressure head (52) is provided with a plurality of pressure head parts (521) matched with the pressure head holes (341), the pressure head parts (521) correspond to the pressure head holes (341) one to one, and the pressure head holes (341) are used for the corresponding pressure head parts (521) to pass through.
7. Bearing press-fitting die (3) for a uni-directional overrunning pulley (1) according to claim 1 characterized in that: the diameter of the outer peripheral surface of the positioning core (32) is consistent with the diameter of the inner peripheral surface of the end bearing (14).
8. The overrunning pulley double-station bearing assembly mechanism of claim 7, wherein: the base (31) is fixed on the platform (6), the platform (6) is fixedly connected with the rack (2), or the platform (6) is installed on a rotary device, and the rotary device is used for driving the platform (6) to rotate.
9. The overrunning pulley double-station bearing assembly mechanism of claim 3, wherein: the first upper driving device (41) and the lower driving device (51) are both hydraulic cylinders or oil cylinders.
10. The overrunning pulley double-station bearing assembly mechanism of claim 3, wherein: the second upper driving device (43) is a hydraulic cylinder or an oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110263969.8A CN112828593A (en) | 2021-03-08 | 2021-03-08 | Surpass duplex position bearing assembly devices of belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110263969.8A CN112828593A (en) | 2021-03-08 | 2021-03-08 | Surpass duplex position bearing assembly devices of belt pulley |
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| Publication Number | Publication Date |
|---|---|
| CN112828593A true CN112828593A (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110263969.8A Pending CN112828593A (en) | 2021-03-08 | 2021-03-08 | Surpass duplex position bearing assembly devices of belt pulley |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310243A (en) * | 2021-12-28 | 2022-04-12 | 中车青岛四方机车车辆股份有限公司 | Traction pull rod press-fitting device |
| CN114871726A (en) * | 2022-07-07 | 2022-08-09 | 苏州欧圣电气股份有限公司 | Press mounting equipment of belt transmission power device and using method thereof |
-
2021
- 2021-03-08 CN CN202110263969.8A patent/CN112828593A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310243A (en) * | 2021-12-28 | 2022-04-12 | 中车青岛四方机车车辆股份有限公司 | Traction pull rod press-fitting device |
| CN114871726A (en) * | 2022-07-07 | 2022-08-09 | 苏州欧圣电气股份有限公司 | Press mounting equipment of belt transmission power device and using method thereof |
| CN115256306A (en) * | 2022-07-07 | 2022-11-01 | 苏州欧圣电气股份有限公司 | Press mounting equipment of belt transmission power device and using method thereof |
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Address after: 213000 Longxiang Road, Wujin high tech Development Zone, Changzhou City, Jiangsu Province Applicant after: Jiangsu Nanfang Precision Industry Co.,Ltd. Address before: 213164 No.9, Longxiang Road, Wujin high tech Zone, Changzhou City, Jiangsu Province Applicant before: Jiangsu Nanfang Bearing Co.,Ltd. |