CN211803659U

CN211803659U - Conical bearing forging and extruding device for automobile gearbox

Info

Publication number: CN211803659U
Application number: CN201922416094.1U
Authority: CN
Inventors: 廖春惠; 葛泓; 乐建朝
Original assignee: Jiangsu Baojie Precision Forging Co ltd
Current assignee: Jiangsu Baojie Precision Forging Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-10-30
Anticipated expiration: 2029-12-29

Abstract

The utility model provides a conical bearing forges extrusion device for motor transmission, includes box, support, extrusion cylinder, upper die, bed die, outer lane blank, guide post and removes the wheel, the support bottom sets up on the box, extrusion cylinder sets up on the support top, the extrusion cylinder lower extreme is equipped with the mould, the box upper surface is equipped with the bed die, be equipped with the outer lane blank between upper die and the bed die, a set of guide post setting is between box upper surface and support top, the bottom half is equipped with removes the wheel. Conical bearing forges extrusion device for motor transmission, reasonable in design, further compress the clearance between the inner circle of bearing port department and the outer lane, realize that mould and bed die extrude in step, guarantee that the clearance between bearing inner circle and the outer lane is even, protected the surface quality of bearing inner circle and outer lane, improved the shaping quality of bearing, the performance has obtained the reinforcement to life has been improved.

Description

Conical bearing forging and extruding device for automobile gearbox

Technical Field

The utility model belongs to the technical field of the bearing forging equipment, specifically, relate to a conical bearing forges extrusion device for motor transmission.

Background

The conical bearing for the automobile gearbox is generally applied to radial and axial combined loads which need to bear the radial load mainly, and has larger bearing capacity. The traditional method for producing the inner ring and the outer ring of the conical bearing in China usually adopts single extrusion and reaming, namely, a section of blank is firstly upset, extruded and preformed, then a material core is cut, and the outer ring of the conical bearing is obtained after reaming. If the inner ring of the conical bearing is produced, the method is completely the same, and the diameter-sizing procedure is omitted. However, the method can only produce the inner ring or the outer ring of the conical bearing singly, and has low production efficiency, large waste of material cores and low material utilization rate. And this method is used in large scale plants in large quantities, resulting in a very surprising waste of material.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a conical bearing forges extrusion device for motor transmission, the operation is convenient fast, further compresses the clearance between the inner circle of bearing port department and the outer lane, realizes that mould and bed die extrude in step, has improved the shaping quality of bearing, and the performance has obtained the reinforcement to life has been improved.

The technical scheme is as follows: the utility model provides a conical bearing forges extrusion device for motor transmission, including box, support, extrusion cylinder, last mould, bed die, outer lane blank, guide post and removal wheel, the support bottom sets up on the box, extrusion cylinder sets up on the support top, the extrusion cylinder lower extreme is equipped with the mould, the box upper surface is equipped with the bed die, go up and be equipped with the outer lane blank between mould and the bed die, a set of guide post setting is between box upper surface and support top, the box bottom is equipped with the bottom plate, it is connected with the bottom plate to remove the wheel. The utility model discloses a conical bearing forges extrusion device for motor transmission, simple structure, reasonable in design, the clearance between the inner circle of further compression bearing port department and the outer lane realizes the synchronous extrusion of mould and bed die, guarantees that the clearance between bearing inner circle and the outer lane is even, has protected the surface quality of bearing inner circle and outer lane, and positioning spring easy dismounting does not have the injury to the inner diameter of inner circle, has protected the shaft hole quality of bearing inner circle, has improved the shaping quality of bearing.

Furthermore, in the conical bearing forging and extruding device for the automobile gearbox, the bracket is of an L-shaped structure.

Furthermore, according to the conical bearing forging and extruding device for the automobile gearbox, an extruding plate is fixedly arranged on one surface, far away from the support, of the extruding cylinder.

Furthermore, according to the conical bearing forging and extruding device for the automobile gearbox, the limiting ring is arranged on the side face of the middle of the group of guide posts, one ends of the guide posts penetrate through the extruding plate and extend to the outside of the extruding plate, and one ends of the guide posts extending to the outside of the extruding plate are connected with the box body.

Furthermore, above-mentioned conical bearing forges extrusion device for motor transmission, the extrusion plate surface is equipped with the mould.

Furthermore, according to the conical bearing forging and extruding device for the automobile gearbox, the buffer spring is arranged between the limiting ring and the extruding plate. The guide post and the buffer spring are arranged, the extrusion plate and the upper die can return automatically, the extrusion plate is effectively prevented from falling, and accidental injury of workers is avoided.

Furthermore, foretell conical bearing forges extrusion device for motor transmission, from supreme last die cavity and the last location chamber of being equipped with in proper order down in the last mould, upward be equipped with the locating plate in the location chamber, be equipped with the locating spindle locating hole on the locating plate, be equipped with the locating spindle upper end in the locating spindle locating hole. Further compress the clearance between the inner circle and the outer lane of bearing port department, guarantee that the clearance between bearing inner circle and the outer lane is even, protected the surface quality of bearing inner circle and outer lane, improved the shaping quality of bearing.

Further, foretell conical bearing forges extrusion device for motor transmission, the lower mould is equipped with down location chamber and lower die cavity from lower supreme in proper order, be equipped with down the locating plate in the location intracavity down, locating plate cover establishes the positioning core axle lower extreme down. The synchronous extrusion of the upper die and the lower die is realized, and the uniform gap between the bearing inner ring and the bearing outer ring is ensured.

Further, the conical bearing forging and extruding device for the automobile gearbox is characterized in that an inner ring is arranged in the outer ring blank, the inner ring is sleeved on the outer wall of the positioning mandrel, inner ring positioning pieces are arranged at the upper end and the lower end of the inner ring, and a positioning spring is arranged between the positioning mandrel and the inner ring. The positioning of the inner ring is realized through the positioning arrangement, the positioning spring is convenient to disassemble and assemble, the inner diameter of the inner ring is not damaged, and the quality of the shaft hole of the bearing inner ring is protected.

Furthermore, foretell conical bearing forges extrusion device for motor transmission, the removal wheel includes that pulley, fixed footing, universal auto-lock wheel, fixed slot and foot step on the groove, the groove setting is stepped on in the fixed slot to the foot, the fixed slot sets up at the bottom plate top, the pulley sets up in the side junction of fixed slot and bottom plate, fixed footing sets up the side at the bottom plate, universal auto-lock wheel sets up in the bottom plate bottom.

Remove wheel easy to assemble and dismantlement, enlarged extrusion device's application scope, but the footing is beta structure, can stabilize extrusion device through the footing, prevents to slide, and the foot is stepped on the groove and can be placed two feet, pushes away through the foot and slides, and it can to rotate universal auto-lock wheel when needing to remove.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: conical bearing forges extrusion device for motor transmission, moreover, the steam generator is simple in structure, and reasonable design, it is convenient to remove setting up of wheel, further compress the clearance between inner circle and the outer lane of bearing port department, the synchronous extrusion of mould and bed die in the realization, it is even to guarantee the clearance between bearing inner circle and the outer lane, the surface quality of bearing inner circle and outer lane has been protected, positioning spring easy dismounting, do not harm to the inner diameter of inner circle, the shaft hole quality of bearing inner circle has been protected, the shaping quality of bearing has been improved, the performance has been strengthened, thereby service life has been improved, for traditional production technology, greatly reduced material consumption, and has very high spreading value.

Drawings

Fig. 1 is a schematic structural view of a conical bearing forging and extruding device for an automobile transmission according to the present invention;

fig. 2 is a schematic view of the positioning and extruding upper and lower dies of the conical bearing forging and extruding device for the automobile transmission of the present invention;

fig. 3 is a schematic diagram of the movable wheel of the conical bearing forging and extruding device for the automobile gearbox.

In the figure: the device comprises a box body 1, a support 2, an extrusion cylinder 3, an upper die 4, a lower die 5, an outer ring blank 6, a guide post 7, a limiting ring 8, a buffer spring 9, an extrusion plate 10, a bottom plate 11, a moving wheel 12, a pulley 121, a fixing foot 122, a universal self-locking wheel 123, a fixing groove 124, a foot stepping groove 125, an upper positioning plate 21, an upper cavity 211, an upper positioning cavity 41, a lower positioning plate 13, an upper positioning hole 14 of a positioning mandrel, a positioning mandrel 15, a lower positioning cavity 51, a lower cavity 131, an inner ring positioning piece 16, an inner ring 17 and a positioning spring 18.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

As shown in fig. 1, the conical bearing forging and extruding device for the automobile transmission comprises a box body 1, a support 2, an extruding cylinder 3, an upper die 4, a lower die 5, an outer ring blank 6, guide posts 7 and moving wheels 12, wherein the bottom end of the support 2 is arranged on the box body 1, the extruding cylinder 3 is arranged at the top end of the support 2, the lower end of the extruding cylinder 3 is provided with the upper die 4, the upper surface of the box body 1 is provided with the lower die 5, the outer ring blank 6 is arranged between the upper die 4 and the lower die 5, the guide posts 7 are arranged between the upper surface of the box body 1 and the top of the support 2, the bottom end of the box body 1 is provided with a bottom plate 11, and the moving wheels 12 are connected with the.

The bracket 2 is of an L-shaped structure. And an extrusion plate 10 is fixedly arranged on one surface of the extrusion cylinder 3 far away from the bracket 2. The middle side of the group of guide posts 7 is provided with a limiting ring 8, one end of each guide post 7 penetrates through the extrusion plate 10 and extends to the outside of the extrusion plate 10, and one end of each guide post 7 extending to the outside of the extrusion plate 10 is connected with the box body 1. The surface of the extrusion plate 10 is provided with an upper die 4. And a buffer spring 9 is arranged between the limiting ring 8 and the extrusion plate 10.

As shown in fig. 2, an upper cavity 211 and an upper positioning cavity 41 are sequentially arranged in the upper die 4 from bottom to top, an upper positioning plate 21 is arranged in the upper positioning cavity 41, an upper positioning hole 14 of a positioning mandrel is arranged on the upper positioning plate 21, and an upper end of the positioning mandrel 15 is arranged in the upper positioning hole 14 of the positioning mandrel. The lower die 5 is sequentially provided with a lower positioning cavity 51 and a lower cavity 131 from bottom to top, a lower positioning plate 13 is arranged in the lower positioning cavity 51, and the lower end of the positioning mandrel 15 is sleeved with the lower positioning plate 13. The inner ring blank 6 is internally provided with an inner ring 17, the inner ring 17 is sleeved on the outer wall of the positioning mandrel 15, inner ring positioning pieces 16 are arranged at the upper end and the lower end of the inner ring 17, and a positioning spring 18 is arranged between the positioning mandrel 15 and the inner ring 17.

As shown in fig. 3, the moving wheel 12 includes a pulley 121, a fixing foot 122, a universal locking wheel 123, a fixing groove 124, and a stepping groove 125, the stepping groove 125 is disposed in the fixing groove 124, the fixing groove 124 is disposed at the top of the base plate 11, the pulley 121 is disposed at the connection between the fixing groove 124 and the side of the base plate 11, the fixing foot 122 is disposed at the side end of the base plate 11, and the universal locking wheel 123 is disposed at the bottom of the base plate 11.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a conical bearing forges extrusion device for motor transmission which characterized in that: including box (1), support (2), extrusion cylinder (3), upper die (4), bed die (5), outer lane blank (6), guide post (7) and removal wheel (12), support (2) bottom sets up on box (1), extrusion cylinder (3) set up on support (2) top, extrusion cylinder (3) lower extreme is equipped with upper die (4), box (1) upper surface is equipped with bed die (5), be equipped with outer lane blank (6) between upper die (4) and bed die (5), a set of guide post (7) set up between box (1) upper surface and support (2) top, box (1) bottom is equipped with bottom plate (11), it is connected with bottom plate (11) to remove wheel (12).

2. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 1, wherein: the bracket (2) is of an L-shaped structure.

3. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 1, wherein: and an extrusion plate (10) is fixedly arranged on one surface of the extrusion cylinder (3) far away from the support (2).

4. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 1, wherein: the side of the middle part of the guide column (7) is provided with a limiting ring (8), one end of the guide column (7) penetrates through the extrusion plate (10) and extends to the outside of the extrusion plate (10), and one end of the guide column (7) extending to the outside of the extrusion plate (10) is connected with the box body (1).

5. The conical bearing forging extrusion device for the automobile transmission according to claim 4, wherein: an upper die (4) is arranged on the surface of the extrusion plate (10).

6. The conical bearing forging extrusion device for the automobile transmission according to claim 4, wherein: and a buffer spring (9) is arranged between the limiting ring (8) and the extrusion plate (10).

7. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 1, wherein: last die cavity (211) and last location chamber (41) are equipped with from supreme down in proper order in last mould (4), be equipped with locating plate (21) in going up location chamber (41), be equipped with positioning mandrel upper locating hole (14) on locating plate (21), be equipped with positioning mandrel (15) upper end in positioning mandrel upper locating hole (14).

8. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 7, wherein: the lower die (5) is sequentially provided with a lower positioning cavity (51) and a lower die cavity (131) from bottom to top, a lower positioning plate (13) is arranged in the lower positioning cavity (51), and the lower end of the positioning mandrel (15) is sleeved with the lower positioning plate (13).

9. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 7, wherein: the inner ring positioning device is characterized in that an inner ring (17) is arranged in the outer ring blank (6), the outer wall of the positioning mandrel (15) is sleeved with the inner ring (17), inner ring positioning pieces (16) are arranged at the upper end and the lower end of the inner ring (17), and a positioning spring (18) is arranged between the positioning mandrel (15) and the inner ring (17).

10. The conical bearing forging and extruding device for the automobile gearbox as recited in claim 1, wherein: the movable wheel (12) comprises a pulley (121), a fixed foot (122), a universal self-locking wheel (123), a fixed groove (124) and a foot-treading groove (125), the foot-treading groove (125) is formed in the fixed groove (124), the fixed groove (124) is formed in the top of the bottom plate (11), the pulley (121) is arranged at the side connecting position of the fixed groove (124) and the bottom plate (11), the fixed foot (122) is arranged at the side end of the bottom plate (11), and the universal self-locking wheel (123) is arranged at the bottom of the bottom plate (11).