CN213559536U

CN213559536U - Bearing inner bushing uniform stamping equipment with buffering and damping functions

Info

Publication number: CN213559536U
Application number: CN202022106801.XU
Authority: CN
Inventors: 宗金林; 曹华军; 王栋栋
Original assignee: Jiangsu Liandong Bearing Co ltd
Current assignee: Jiangsu Liandong Bearing Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-29
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses an even stamping equipment of bearing neck bush with buffering shock-absorbing function relates to bearing processing technology field, specifically is bottom plate, punching press mechanism, throws material mechanism and receiving mechanism, upper surface one side of bottom plate is fixed with throws the material flat board, punching press mechanism fixes respectively in the top of inlaying the dish, throw the material mechanism equidistance and install on throwing the material flat board, the receiving mechanism equidistance is installed in the dull and stereotyped top of connecing the material. This even stamping equipment of bearing inner liner with buffering shock-absorbing function, through the lower pressure that the balanced bearing inner liner received of even pressure mechanism, the air that the air pump was played can pass through the air flue, two cavities enter into the gasbag in flexible trachea and the slip post, make the gasbag inflate the inflation, the gasbag is after receiving compression pressure, can receive flat correspondingly, this kind of structural design has compensated the unevenness between bearing outer lane spare and the bearing inner liner effectively, make the bearing inner liner can steadily pack into the bearing outer lane spare, the atress is even.

Description

Bearing inner bushing uniform stamping equipment with buffering and damping functions

Technical Field

The utility model relates to a bearing processing technology field specifically is an even stamping equipment of bearing neck bush with buffering shock-absorbing function.

Background

The main function of the bearing is to support the mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, the types of the bearing are various, but the basic structures are approximately the same, namely, the bearing is provided with an inner bushing, the inner bushing and a bearing outer ring are not integrally formed but need to be pressed together through a stamping process, and in the production process, stamping equipment special for the bearing inner bushing is needed.

The existing bearing inner bushing stamping equipment is mainly characterized in that a bearing is flatly placed on a processing table, then an inner bushing is aligned to and pressed into a bearing ring from top to bottom, and a stamped bearing piece is conveyed out through a conveying mechanism.

However, when the existing stamping equipment applied to the bearing inner bush is used for stamping the bearing inner bush, the problem that the bearing inner bush is stressed unevenly is easily caused by slight influence of levelness of a hoisting plate of the bearing inner bush and reasons such as aging and faults of a pneumatic or hydraulic telescopic system, the uneven stress is an important cause of the problems that a bearing is crushed, the sizes of an inner ring and an outer ring are not matched, the service life of the bearing is shortened and the like, and therefore, in the production process, the problem needs to be solved and improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an even stamping equipment of bearing neck bush with buffering shock-absorbing function has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the uniform stamping equipment for the bearing inner bushing with the buffering and damping functions comprises a bottom plate, a stamping mechanism, a feeding mechanism and a material receiving mechanism, wherein a feeding flat plate is fixed on one side of the upper surface of the bottom plate, the material receiving flat plate is welded on the other side of the upper surface of the bottom plate, embedded discs are arranged in the middle of the upper surface of the bottom plate at equal intervals, the stamping mechanism is fixed above the embedded discs respectively and consists of a chassis, a hydraulic bottom cylinder, a support column, a support disc, a support rod, a top disc, a hydraulic lifting cylinder, a hydraulic stretching rod and a uniform pressure mechanism, the chassis is fixed on the upper surface of the embedded discs, the hydraulic bottom cylinder is welded above the chassis, the support columns are fixed on the periphery of the upper surface of the hydraulic bottom cylinder, the support disc is welded at the top ends of the support columns, the support rod is vertically welded on two sides of the upper surface of the support disc, the top disc is, the bottom output end of the hydraulic lifting cylinder is connected with a hydraulic stretching rod, the bottom end of the hydraulic stretching rod is connected with a uniform pressure mechanism, the uniform pressure mechanism consists of a connecting table, an air pump, a sliding column, a metal disc and an air bag, the connecting table is lifted at the bottom of the hydraulic stretching rod, the air passage penetrates through the center of the upper part inside the connecting table, the air pump is installed above the connecting table, the air outlet end of the air pump is communicated with the air passage, a sliding groove is arranged below the inside of the connecting table, the sliding column is slidably installed on the inner side of the sliding groove, a telescopic air pipe is connected to the center of the top end of the sliding column, the top end of the telescopic air pipe is connected with the bottom end of the air passage, a connecting rod is welded to the center of the bottom end of the sliding column, the metal disc is fixed to the bottom end of the connecting rod, the air bag is bonded to, the material receiving mechanisms are arranged above the material receiving flat plate at equal intervals.

Optionally, a hydraulic lifting rod vertically penetrates through the center of the supporting disk, a round tray is fixed at the top end of the hydraulic lifting rod, and the bottom end of the hydraulic lifting rod is connected to the upper output end of the hydraulic bottom cylinder.

Optionally, the upper surface of supporting disk is cyclic annular angle such as being provided with the spout, and the equal slidable mounting in groove of spout has the bearing compact heap, the bearing compact heap is cyclic annular even setting about the axis of circle tray, and the bearing compact heap all is the arc shape.

Optionally, the rubber strip is bonded in the groove of the sliding groove, the outer wall of the top of the sliding column is fixed with a clamping edge, and the clamping edge is matched in the sliding groove.

Optionally, two cavities are symmetrically formed in the sliding column about the center, and the cavities respectively form a communicating structure with the telescopic air pipe and the air bag.

It is optional, throw material mechanism by electric lift rod, round platform, backplate, electric control seat, electric telescopic handle, throw material slide and end plate and constitute, electric lift rod equidistance is installed perpendicularly on throwing the material flat board, and the top of electric lift rod all is fixed with the round platform, the upper surface both sides of round platform all are fixed with the backplate, and the outer wall of backplate all installs the electric control seat, the output of electric control seat all is connected with electric telescopic handle, the side of backplate all is connected with throws the material slide, and throws the tip outside of material slide and all be fixed with the end plate, electric telescopic handle's end is equallyd divide and is do not connected on the end plate.

Optionally, the feeding slide way is of a folding structure integrally, and the feeding slide way and the guard plate form a telescopic structure through an electric telescopic rod.

Optionally, receiving mechanism comprises roating seat, support, folding arm, hydraulic telescoping rod, sucking disc and straw, the roating seat equidistance is installed in the top of connecing the material flat board, and the upper surface center of roating seat is fixed with the support, the top of support is connected with folding arm, and the joint position of folding arm, folding arm and the position of being connected of support all are connected with hydraulic telescoping rod, the tip hoist and mount of folding arm have the sucking disc, and upper surface one side of sucking disc is connected with the straw.

Optionally, the inside of the sucker is of a hollow structure, the lower surface of the sucker is of a hollow structure, and the inner cavity of the sucker is communicated with the suction pipe.

The utility model provides an even stamping equipment of bushing in bearing with buffering shock-absorbing function possesses following beneficial effect:

1. this even stamping equipment of bearing inner liner with buffering shock-absorbing function, through the lower pressure that the balanced bearing inner liner of even pressure mechanism received, the air that the air pump was played can pass through the air flue, two cavities enter into the gasbag in flexible trachea and the slip post, make the gasbag aerify the inflation, the inside expansion of gasbag this moment, after receiving compression pressure, can receive flat correspondingly, this kind of structural design has compensated the unevenness between bearing outer lane spare and the bearing inner liner effectively, make the bearing inner liner can steadily pack into the bearing outer lane spare in, the atress is even.

2. This even stamping equipment of bearing neck bush with buffering shock-absorbing function, hydraulic lifting rod can drive round tray oscilaltion and remove, and round tray is used for propping up bearing outer lane spare, with bearing outer lane spare jack-up, conveniently gets and puts, and can not influence the punching press processing of interior junk ring of bearing at all, utilizes the bearing compact heap of circular arc shape can fix bearing outer lane spare, and the bearing compact heap is all slidable, so can the fixed arbitrary size bearing outer lane spare of clamping.

3. This even stamping equipment of bearing neck bush with buffering shock-absorbing function, the card is followed and to be slided in the sliding tray, and the setting of rubber strip has then increased the card along with the sliding tray between frictional force for the slip post is inseparable with being connected between the platform, but relative movement again simultaneously, when carrying out punching press operation to the interior junk ring of bearing, can effectively cushion pressure, flexible trachea also can play the cushioning effect to reciprocating of slip post moreover.

4. This even stamping equipment of bearing inner bush with buffering shock-absorbing function, it is used for throwing bearing outer lane spare to throw the material mechanism, and wherein electric lift rod is used for controlling to throw the material height for bearing outer lane spare can be stabilized to slide on falling into the circle tray, and electric control seat and electric telescopic handle are used for controlling to throw the material slide flexible, make to throw the material slide and can adjust length, in order to deliver bearing outer lane spare smoothly to the circle tray on, guarantee to throw the material and stably go on.

5. This even stamping equipment of bearing neck bush with buffering shock-absorbing function, receiving mechanism is used for shifting the bearing spare that the punching press was accomplished, the free independent motor of roating seat drives rotatoryly for controlling whole folding arm and turning to, with the transfer bearing spare, folding arm can realize folding with the help of hydraulic telescoping rod, with the punching press mechanism of taking out the bearing spare, the sucking disc is breathed in with the help of the straw, reduce its internal gas pressure, and then produce negative pressure suction, hold the bearing spare, this kind of hoist and mount method can not cause any damage to the bearing spare.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the overall structure of the punching mechanism of the present invention;

FIG. 3 is a schematic view of a partial structure of the punching mechanism of the present invention;

FIG. 4 is a schematic structural view of the pressure equalizing mechanism of the present invention;

FIG. 5 is a schematic view of the feeding mechanism of the present invention;

fig. 6 is a schematic view of the structure of the receiving mechanism of the present invention.

In the figure: 1. a base plate; 2. feeding a flat plate; 3. a material receiving flat plate; 4. embedding a disc; 5. a stamping mechanism; 6. a chassis; 7. a hydraulic bottom cylinder; 8. supporting a column; 9. a support disc; 10. a hydraulic lifting rod; 11. a round tray; 12. a chute; 13. a bearing compression block; 14. a support bar; 15. a top tray; 16. a hydraulic hoist cylinder; 17. a hydraulic stretching rod; 18. a pressure equalizing mechanism; 19. a connecting table; 20. an airway; 21. an air pump; 22. a sliding groove; 23. a rubber strip; 24. a sliding post; 25. clamping edges; 26. a telescopic air pipe; 27. a connecting rod; 28. a metal disc; 29. an air bag; 30. a feeding mechanism; 31. an electric lifting rod; 32. a circular truncated cone; 33. a guard plate; 34. an electric control seat; 35. an electric telescopic rod; 36. a feeding slideway; 37. an end plate; 38. a material receiving mechanism; 39. a rotating base; 40. a support; 41. a folding arm; 42. a hydraulic telescopic rod; 43. a suction cup; 44. a straw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present invention provides a technical solution: a bearing inner bushing uniform stamping device with buffering and shock absorbing functions comprises a bottom plate 1, a stamping mechanism 5, a feeding mechanism 30 and a receiving mechanism 38, wherein a feeding flat plate 2 is fixed on one side of the upper surface of the bottom plate 1, a receiving flat plate 3 is welded on the other side of the upper surface of the bottom plate 1, embedded discs 4 are arranged in the middle of the upper surface of the bottom plate 1 at equal intervals, the stamping mechanisms 5 are respectively fixed above the embedded discs 4, the stamping mechanism 5 is composed of a chassis 6, a hydraulic bottom cylinder 7, a support column 8, a support plate 9, a support rod 14, a top disc 15, a hydraulic hanging cylinder 16, a hydraulic stretching rod 17 and a uniform pressure mechanism 18, the chassis 6 is fixed on the upper surface of the embedded discs 4, the hydraulic bottom cylinder 7 is welded on the chassis 6, the support columns 8 are fixed on the periphery of the upper surface of the hydraulic bottom cylinder 7, the support plate 9 is welded on the top end of the support column 8, a hydraulic lifting rod, a circular tray 11 is fixed at the top end of a hydraulic lifting rod 10, the bottom end of the hydraulic lifting rod 10 is connected with the upper output end of a hydraulic bottom cylinder 7, the hydraulic lifting rod 10 can drive the circular tray 11 to move up and down, the circular tray 11 is used for supporting a bearing outer ring piece to jack the bearing outer ring piece, the bearing outer ring piece is convenient to take and place, and the punching processing of a bearing lining ring cannot be influenced at all, the upper surface of a supporting plate 9 is provided with annular equal-angle sliding grooves 12, bearing pressing blocks 13 are slidably installed in the grooves of the sliding grooves 12, the bearing pressing blocks 13 are uniformly arranged in an annular mode relative to the central axis of the circular tray 11, the bearing pressing blocks 13 are all in an arc shape, the bearing pressing blocks 13 can slide along the sliding grooves 12, a plurality of bearing pressing blocks 13 are arranged in a full circle mode, the bearing pressing blocks 13 in the arc shape can be used for fixing the bearing outer ring piece, and the bearing pressing blocks 13 can, therefore, bearing outer ring pieces with any size can be clamped and fixed, supporting rods 14 are vertically welded on two sides of the upper surface of the supporting plate 9, a top plate 15 is fixed at the top end of each supporting rod 14, a hydraulic lifting cylinder 16 is installed above each top plate 15, the output end of the bottom of each hydraulic lifting cylinder 16 is connected with a hydraulic stretching rod 17, and the bottom end of each hydraulic stretching rod 17 is connected with a uniform pressure mechanism 18;

the uniform pressure mechanism 18 is composed of a connecting platform 19, an air pump 21, a sliding column 24, a metal disc 28 and an air bag 29, the connecting platform 19 is hung at the bottom of the hydraulic stretching rod 17, an air passage 20 penetrates through the center of the upper portion of the inside of the connecting platform 19, the air pump 21 is installed above the connecting platform 19, the air outlet end of the air pump 21 is communicated with the air passage 20, a sliding groove 22 is arranged below the inside of the connecting platform 19, the sliding column 24 is installed on the inner side of the sliding groove 22 in a sliding mode, a rubber strip 23 is adhered in the groove of the sliding groove 22, a clamping edge 25 is fixed on the outer wall of the top portion of the sliding column 24, the clamping edge 25 is matched in the sliding groove 22, the clamping edge 25 can slide in the sliding groove 22, the arrangement of the rubber strip 23 increases the friction force between the clamping edge 25 and the sliding groove 22, so that the sliding column 24 and the connecting platform 19 are tightly connected and can move relatively, when a lining ring is punched in, the pressure can be effectively buffered, the top center of the sliding column 24 is connected with the telescopic air pipe 26, the top end of the telescopic air pipe 26 is connected with the bottom end of the air passage 20, the telescopic air pipe 26 has certain elasticity and can play a role in buffering the up-and-down movement of the sliding column 24, the connecting rod 27 is welded at the bottom center of the sliding column 24, the bottom end of the connecting rod 27 is fixed with the metal disc 28, the connecting rod 27 and the metal disc 28 are used as inner cores of the air bags 29 and used for enhancing the strength of the air bags 29, so that the air bags 29 always keep the stamping strength to perform good stamping treatment on lining rings in the bearing, the air bags 29 are bonded at the bottom edge of the sliding column 24, two cavities are symmetrically formed in the sliding column 24 about the center, the cavities respectively form a communication structure with the telescopic air pipe 26 and the air bags 29, and air pumped by the air pump 21 can enter the air bags 29 through the air, the air bag 29 is inflated and expanded, at the moment, the interior of the air bag 29 is expanded and can be correspondingly shrunk after being compressed, the structural design effectively compensates the unevenness between the bearing outer ring piece and the bearing inner bushing, so that the bearing inner bushing can be stably installed into the bearing outer ring piece and is stressed uniformly;

the feeding mechanisms 30 are equidistantly arranged on the feeding flat plate 2, each feeding mechanism 30 consists of an electric lifting rod 31, a circular truncated cone 32, a protective plate 33, an electric control seat 34, an electric telescopic rod 35, a feeding slide way 36 and an end plate 37, the electric lifting rods 31 are equidistantly and vertically arranged on the feeding flat plate 2, the circular truncated cones 32 are fixed at the top ends of the electric lifting rods 31, the protective plates 33 are fixed at two sides of the upper surface of each circular truncated cone 32, the electric control seats 34 are arranged on the outer walls of the protective plates 33, the output ends of the electric control seats 34 are connected with the electric telescopic rods 35, the side edges of the protective plates 33 are connected with the feeding slide ways 36, the end plates 37 are fixed at the outer sides of the end parts of the feeding slide ways 36, the tail ends of the electric telescopic rods 35 are respectively connected to the end plates 37, the feeding slide ways 36 are integrally in a folded structure, the feeding slide ways 36 form a telescopic structure through the electric telescopic rods 35 and the protective plates, the electric lifting rod 31 is used for controlling the feeding height, so that the bearing outer ring piece can stably slide onto the round tray 11, the electric control seat 34 and the electric telescopic rod 35 are used for controlling the feeding slide way 36 to stretch, so that the feeding slide way 36 can adjust the length, the bearing outer ring piece can be smoothly conveyed to the round tray 11, and the feeding is guaranteed to be stably carried out;

the material receiving mechanism 38 is equidistantly arranged above the material receiving flat plate 3, the material receiving mechanism 38 is composed of a rotary seat 39, a support 40, a folding arm 41, a hydraulic telescopic rod 42, a suction cup 43 and a suction tube 44, the rotary seat 39 is equidistantly arranged above the material receiving flat plate 3, the support 40 is fixed at the center of the upper surface of the rotary seat 39, the top end of the support 40 is connected with the folding arm 41, the joint part of the folding arm 41, the connecting part of the folding arm 41 and the support 40 are all connected with the hydraulic telescopic rod 42, the suction cup 43 is hung at the end part of the folding arm 41, the suction tube 44 is connected with one side of the upper surface of the suction cup 43, the inside of the suction cup 43 is of a hollow structure, the lower surface of the suction cup 43 is of a hollow structure, the inner cavity of the suction cup 43 is communicated with the suction tube 44, the material receiving mechanism 38 is used for transferring a punched bearing, with the bearing spare of shifting, folding arm 41 can realize folding with the help of hydraulic telescoping rod 42 to take out stamping mechanism 5 with the bearing spare, sucking disc 43 inhales with the help of straw 44, reduces its interior atmospheric pressure, and then produces the negative pressure suction, holds the bearing spare, and this kind of hoist and mount method can not cause any damage to the bearing spare.

To sum up, when the bearing inner bushing uniform stamping equipment with the buffering and damping functions is used, a bearing outer ring piece is placed on a circular table 32 on each feeding mechanism 30, an electric lifting rod 31 is started to lift the circular table 32, an electric control seat 34 is started to control an electric telescopic rod 35 to extend, a feeding slideway 36 is lengthened, the end part of the feeding slideway 36 is pulled to be above a circular tray 11, the state of being opposite to the circular tray 11 is kept, then the bearing outer ring piece is pushed, the bearing outer ring piece freely slides down along the feeding slideway 36 and falls onto the circular tray 11, then a bearing pressing block 13 is moved along the slideway 12, the bearing pressing block 13 is pressed on the outer wall of the bearing outer ring piece, the bearing outer ring piece is firmly fixed on the circular tray 11, and then the bearing inner bushing is conveyed to each bearing outer ring piece in the same method, and the feeding slideway 36 is retracted;

the hydraulic lifting cylinder 16 is started, the hydraulic stretching rod 17 extends immediately, the uniform pressure mechanism 18 descends, the air pump 21 is started, the air pump 21 inflates, air flow enters the air bag 29 through two cavities in the air passage 20, the telescopic air pipe 26 and the sliding column 24, the air bag 29 inflates and expands, at the moment, the air bag 29 has strength and certain elasticity, the bearing inner bushing generates downward pressing acting force on the bearing inner bushing by utilizing the strength of the air bag 29 and combining the integral descending action of the uniform pressure mechanism 18, the slight elasticity of the air bag 29 can keep the uniform downward pressing force, so that the bearing inner bushing can be stably and well pressed into a bearing outer ring piece, after the punching is finished, the uniform pressure mechanism 18 restores to the original position, and each bearing pressing block 13 slides outwards;

the hydraulic bottom cylinder 7 is started, the hydraulic lifting rod 10 extends, the round tray 11 is supported, the pressed bearing piece is supported, the built-in motor of the rotary seat 39 is started, the suction cup 43 at the end part of the folding arm 41 is moved to the position above the bearing piece, air in the suction cup 43 is sucked through the suction pipe 44, the air pressure on the bottom surface of the suction cup 43 is reduced, the bearing piece is sucked, and the rotary seat 39 is rotated to transfer the bearing piece.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an even stamping equipment of bushing in bearing with buffering shock-absorbing function, includes bottom plate (1), punching press mechanism (5), throws material mechanism (30) and receiving mechanism (38), its characterized in that: the material feeding device is characterized in that a material feeding flat plate (2) is fixed on one side of the upper surface of a bottom plate (1), a material receiving flat plate (3) is welded on the other side of the upper surface of the bottom plate (1), embedded discs (4) are arranged in the middle of the upper surface of the bottom plate (1) at equal intervals, a stamping mechanism (5) is fixed above the embedded discs (4) respectively and consists of a chassis (6), a hydraulic bottom cylinder (7), support columns (8), a support plate (9), support rods (14), a top disc (15), a hydraulic lifting cylinder (16), a hydraulic stretching rod (17) and a uniform pressure mechanism (18), the chassis (6) is fixed on the upper surface of the embedded discs (4), the hydraulic bottom cylinder (7) is welded on the upper surface of the chassis (6), the support columns (8) are fixed on the periphery of the upper surface of the hydraulic bottom cylinder (7), the support plates (9) are welded on the top ends of the support columns (8), and the support plates (9) are welded on two sides, and the top of the supporting rod (14) is fixed with a top plate (15), a hydraulic hanging cylinder (16) is installed above the top plate (15), the bottom output end of the hydraulic hanging cylinder (16) is connected with a hydraulic stretching rod (17), the bottom end of the hydraulic stretching rod (17) is connected with a uniform pressure mechanism (18), the uniform pressure mechanism (18) is composed of a connecting platform (19), an air pump (21), a sliding column (24), a metal plate (28) and an air bag (29), the connecting platform (19) is hung at the bottom of the hydraulic stretching rod (17), an air passage (20) penetrates through the center of the upper part of the inside of the connecting platform (19), the air pump (21) is installed above the connecting platform (19), the air outlet end of the air pump (21) is communicated with the air passage (20), a sliding groove (22) is arranged below the inside of the connecting platform (19), and the sliding column (24) is slidably installed on the inner side of the sliding groove (22), the utility model discloses a material feeding device, including slip post (24), connecting rod (27), metal disc (28), the bottom edge bonding of slip post (24) has gasbag (29), throw material mechanism (30) equidistance and install on throwing material dull and stereotyped (2), receiving mechanism (38) equidistance is installed in the top of receiving material dull and stereotyped (3), and the top of flexible trachea (26) is connected with the bottom of air flue (20), the bottom center welding of slip post (24) has connecting rod (27), and the bottom mounting of connecting rod (27) has metal disc (28).

2. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 1, wherein: the center of the supporting disk (9) is vertically penetrated with a hydraulic lifting rod (10), the top end of the hydraulic lifting rod (10) is fixed with a round tray (11), and the bottom end of the hydraulic lifting rod (10) is connected to the upper output end of the hydraulic bottom cylinder (7).

3. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 1, wherein: the upper surface of supporting disk (9) is that the angle such as annular is provided with spout (12), and the equal slidable mounting in groove of spout (12) has bearing compact heap (13), bearing compact heap (13) are cyclic annular about the axis of tray (11) and evenly set up, and bearing compact heap (13) all are the arc shape.

4. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 1, wherein: rubber strip (23) is bonded in the groove of sliding groove (22), clamping edge (25) is fixed on the outer wall of the top of sliding column (24), and clamping edge (25) is matched in sliding groove (22).

5. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 1, wherein: two cavities are symmetrically formed in the sliding column (24) about the center, and the cavities respectively form a communicating structure with the telescopic air pipe (26) and the air bag (29).

6. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 1, wherein: the feeding mechanism (30) consists of an electric lifting rod (31), a round table (32), a guard plate (33), an electric control seat (34), an electric telescopic rod (35), a feeding slideway (36) and an end plate (37), the electric lifting rods (31) are vertically arranged on the feeding flat plate (2) at equal intervals, and the top end of the electric lifting rod (31) is fixed with a circular table (32), both sides of the upper surface of the circular table (32) are fixed with guard plates (33), and the outer wall of the guard plate (33) is provided with an electric control seat (34), the output end of the electric control seat (34) is connected with an electric telescopic rod (35), the side edge of the guard plate (33) is connected with a feeding slideway (36), and the outer sides of the ends of the feeding slide ways (36) are respectively fixed with an end plate (37), and the tail ends of the electric telescopic rods (35) are respectively connected to the end plates (37).

7. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 6, wherein: the feeding slide way (36) is integrally of a folding structure, and the feeding slide way (36) and the protection plate (33) form a telescopic structure through an electric telescopic rod (35).

8. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 1, wherein: receiving mechanism (38) comprises roating seat (39), support (40), folding arm (41), hydraulic telescoping rod (42), sucking disc (43) and straw (44), roating seat (39) equidistance is installed in the top of connecing material flat board (3), and the upper surface center of roating seat (39) is fixed with support (40), the top of support (40) is connected with folding arm (41), and the joint position of folding arm (41), the position of being connected of folding arm (41) and support (40) all is connected with hydraulic telescoping rod (42), the hoist and mount of folding arm (41) have sucking disc (43), and upper surface one side of sucking disc (43) is connected with straw (44).

9. The bearing inner bushing uniform punching device with the buffering and shock absorbing functions as claimed in claim 8, wherein: the inside of sucking disc (43) is hollow structure, and the lower surface of sucking disc (43) is hollow out construction to the inner chamber and the straw (44) of sucking disc (43) are linked together.