Mechanical composite swing mechanism

Abstract

The utility model discloses a mechanical composite swing mechanism which comprises a mechanism body and a positioning seat, an adjusting seat is installed on the mechanism body, a first motor is installed on the side of the positioning seat, a first driving wheel is movably arranged at the end of the first motor, and a second driving wheel is movably arranged at the end of the first driving wheel. A first driven wheel is movably arranged at the position, corresponding to the first driving wheel, of the front end of the positioning seat, a rotating disc is movably arranged at the rear end of the positioning seat, a swing seat is installed on the side of the adjusting seat, a sliding groove is formed in the rotating disc, a movable pin is arranged on the sliding groove, and an adjusting rod is arranged between the movable pin and the swing seat. According to the mechanical composite swing mechanism, a fixed sine wave frequency can be broken through by respectively setting the internal swing frequency and the external swing frequency, so that the microcosmic profile of the surface of a workpiece is further improved, the traveling track of a cutter in unit time is longer due to the fact that the composite swing speed is superposed, and the machining precision is improved. Therefore, the processing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing grinder technical field, especially relates to a mechanical compound swing mechanism. BACKGROUND

[0002] Mechanical compound swing mechanism is a kind of tool swing applied on bearing grinder, and the outer wall of bearing needs to be ground and polished in the production process of bearing, generally adopts eccentric grinder to grind bearing, eccentric grinder needs to set swing mechanism to adjust when using, with the continuous development of science and technology, people's manufacturing process requirements for mechanical compound swing mechanism are higher and higher.

[0003] The existing swing mechanism has certain disadvantages when in use, firstly, the swing frequency application rate of the existing swing mechanism is low when in use, can cause too large vibration, the trajectory of tool in unit is shorter, reduces the efficiency of bearing processing, under the swing process of existing single layer, the cutting speed of oil stone (tool) to workpiece is the variation of sine wave, and the micro profile of sine wave variation is imprinted on the surface of workpiece, which brings certain adverse effect to the use process of people, and therefore, we provide a kind of mechanical compound swing mechanism. UTILITY MODEL CONTENT

[0004] The technical problem solved by the utility model is that, in view of the defects of the prior art, the utility model provides a kind of mechanical compound swing mechanism, which can break a fixed sine wave frequency by setting the frequency of inner and outer swing respectively, so as to further improve the micro profile of workpiece surface, and the trajectory of tool in unit time is longer due to the speed superposition of compound swing, so as to improve the processing efficiency, and the problems in the background art can be effectively solved.

[0005] Technical scheme: in order to achieve the above purpose, the utility model adopts the technical scheme that a kind of mechanical compound swing mechanism, including mechanism main part and locating seat, the mechanism main part is installed with adjusting seat, the side of the locating seat is installed with first motor, the end of the first motor is movably provided with first driving wheel, the front end of the locating seat is movably provided with first driven wheel corresponding to the position of first driving wheel, the rear end of the locating seat is movably provided with rotary disc, the adjusting seat side is installed with swing seat, the rotary disc is provided with sliding slot, the sliding slot is provided with movable pin, the movable pin and swing seat are provided with adjusting rod, the mechanism main part is installed with rotating block inside, the rotating block is connected with eccentric shaft and sleeve, the eccentric shaft and sleeve are located in the interior of adjusting seat.

[0006] As a preferred technical scheme of the present application, the end of the rotating block is provided with a rotating disc, the bottom of the rotating block is connected with the mechanism body, the position of the rotating block connected with the rotating disc is provided with a rotating shaft, the rotating block is provided with a semi-circular eccentric block between the eccentric shaft and the sleeve, the end of the eccentric shaft is provided with an adjusting disc, the front end of the adjusting disc is provided with an adjusting knob, the semi-circular eccentric block is provided with a limiting screw, a fish eye bearing and a ball, and the fish eye bearing is provided between the rotating block and the swing shaft.

[0007] As a preferred technical scheme of the present application, the sleeve is sleeved on the outer wall of the eccentric shaft and is clamped, the end of the sleeve is provided with a second driven wheel, the front end of one side of the adjusting seat is provided with a second driving wheel, the second driving wheel corresponds to the outer wall of the second driven wheel, and the rear end of the adjusting seat is provided with a second motor connected with the second driving wheel.

[0008] As a preferred technical scheme of the present application, the first motor drives the first driving wheel to rotate, the first driving wheel is engaged with the first driven wheel, and the first driving wheel drives the first driven wheel to rotate.

[0009] As a preferred technical scheme of the present application, the rotating disc and the sliding groove are integrally formed, the movable pin is limited on the sliding groove, and the rotating disc rotates to drive the adjusting seat and the mechanism body to swing through the adjusting rod.

[0010] As a preferred technical scheme of the present application, the rotating block is installed in the inside of the mechanism body through the bottom plate, the rotating block drives the rotating shaft and the rotating disc to rotate, and the eccentric shaft and the sleeve are movable at the end of the rotating block.

[0011] As a preferred technical scheme of the present application, the rotating block is limited between the eccentric shaft and the sleeve through the semi-circular eccentric block, the eccentric shaft and the adjusting disc are fixed through the bolt, the adjusting knob adjusts the adjusting disc, and the semi-circular eccentric block is adjusted through the limiting screw, the fish eye bearing and the ball.

[0012] As a preferred technical scheme of the present application, the second motor is fixed between the adjusting seat through the bolt, the second motor drives the second driving wheel to rotate, and the second driving wheel drives the second driven wheel to rotate and adjust.

[0013] Beneficial effects: compared with the prior art, the utility model provides a mechanical compound swing mechanism, has the following beneficial effects: the mechanical compound swing mechanism can break a fixed sine wave frequency by setting the frequency of internal and external swing respectively, thereby further improving the micro profile of the workpiece surface, because of the internal small angle swing, the swing frequency can be applied higher, and the vibration is not too large, because the speed of the compound swing is superimposed, the tool walks the longer track in unit time, thereby improving the processing efficiency, the whole mechanical compound swing mechanism simple structure, convenient operation, the effect of using is better than traditional mode. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is whole structure schematic diagram of the utility model a kind of mechanical compound swing mechanism.

[0015] Figure 2 It is structure schematic diagram of one side of the utility model a kind of mechanical compound swing mechanism whole.

[0016] Figure 3 It is structure schematic diagram of the other side of the utility model a kind of mechanical compound swing mechanism whole.

[0017] Figure 4 It is structure schematic diagram of the utility model a kind of mechanical compound swing mechanism in A place enlarged view.

[0018] Figure 5 It is structure schematic diagram of the utility model a kind of mechanical compound swing mechanism eccentric shaft.

[0019] Figure 6 It is structure schematic diagram of the utility model a kind of mechanical compound swing mechanism sleeve.

[0020] In the figure: 1, mechanism main body;2, rotary disc;3, swing seat;4, adjusting rod;5, sliding slot;6, movable pin;7, rotary disc;8, first motor;9, first driving wheel;10, positioning seat;11, first driven wheel;12, adjusting disc;13, adjusting knob;14, second driven wheel;15, second driving wheel;16, adjusting seat;17, second motor;18, shaft;19, bottom plate;20, rotating block;21, eccentric shaft;22, semicircular eccentric block;23, sleeve;24, limit screw;25, fish eye bearing;26, swing shaft;27, sphere. DETAILED DESCRIPTION

[0021] The technical solutions of the present application will be described clearly and completely in connection with the drawings and specific embodiments. However, those skilled in the art will understand that the following described embodiments are only a part of the embodiments of the present application, but not all the embodiments, and are only used to illustrate the present application, and should not be regarded as limiting the scope of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application. The specific conditions not mentioned in the embodiments are carried out according to the conventional conditions or the conditions recommended by the manufacturer. The reagents or instruments not mentioned by the manufacturer are all conventional products that can be purchased in the market.

[0022] In the description of the present application, it should be pointed out that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present application, it should be pointed out that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] As Figures 1-6As shown, a mechanical compound swing mechanism, including mechanism body 1 and positioning seat 10, the mechanism body 1 is installed with adjusting seat 16, the side of positioning seat 10 is installed with first motor 8, the end of first motor 8 is movably provided with first driving wheel 9, the front end of positioning seat 10 is movably provided with first driven wheel 11 corresponding to the position of first driving wheel 9, the rear end of positioning seat 10 is movably provided with rotary disc 7, the side of adjusting seat 16 is installed with swing seat 3, rotary disc 7 is provided with sliding groove 5, sliding groove 5 is provided with movable pin 6, adjusting rod 4 is arranged between movable pin 6 and swing seat 3, rotating block 20 is installed in the inside of mechanism body 1, rotating block 20 is connected with eccentric shaft 21 and sleeve 23, eccentric shaft 21 and sleeve 23 are located in the inside of adjusting seat 16, the frequency of internal and external swing can be set respectively to break a fixed sine wave frequency, so that the micro profile of the workpiece surface is further improved, because of the internal small angle swing, the swing frequency can be applied higher, and the vibration is not too large, because of the speed superposition of compound swing, the trajectory of the tool in unit time is longer, so that the machining efficiency is improved.

[0025] Further, the end of rotating block 20 is provided with rotary disc 2, the position of rotating block 20 connecting mechanism body 1 is installed with bottom plate 19, the position of rotating block 20 connecting rotary disc 2 is installed with rotating shaft 18, rotating block 20 is provided with semicircular eccentric block 22 between eccentric shaft 21 and sleeve 23, the end of eccentric shaft 21 is positioned with adjusting disc 12, the front end of adjusting disc 12 is provided with adjusting knob 13, semicircular eccentric block 22 is provided with limit screw 24, fish eye bearing 25 and ball 27, fish eye bearing 25 is provided with swing shaft 26 between rotating block 20.

[0026] Further, sleeve 23 is sleeved on the outer wall of eccentric shaft 21 and is clamped, the end of sleeve 23 is provided with second driven wheel 14, the front end of one side of adjusting seat 16 is provided with second driving wheel 15, second driving wheel 15 corresponds to the outer wall of second driven wheel 14, the position of adjusting seat 16 connecting second driving wheel 15 is installed with second motor 17.

[0027] Further, first motor 8 drives first driving wheel 9 to rotate and move, first driving wheel 9 is engaged between first driving wheel 9 and first driven wheel 11, and first driving wheel 9 drives first driven wheel 11 to rotate and move, first driven wheel 11 drives rotary disc 7 to rotate and move.

[0028] Further, rotary disc 7 and sliding groove 5 are integrally formed, movable pin 6 is limited on sliding groove 5, rotary disc 7 rotates to drive adjusting seat 16 and mechanism body 1 to swing through adjusting rod 4.

[0029] Further, the rotating block 20 is installed in the inside of the mechanism body 1 through the bottom plate 19, the rotating block 20 drives the rotating shaft 18 and the rotating disc 2 to rotate, the eccentric shaft 21 and the sleeve 23 are movable at the end of the rotating block 20.

[0030] Further, the rotating block 20 is installed in the inside of the mechanism body 1 through the bottom plate 19, the rotating block 20 drives the rotating shaft 18 and the rotating disc 2 to rotate, the eccentric shaft 21 and the sleeve 23 are movable at the end of the rotating block 20.

[0031] Further, the second motor 17 is fixed between the adjusting seat 16 through the bolt, the second motor 17 drives the second driving wheel 15 to rotate, and the second driving wheel 15 drives the second driven wheel 14 to rotate and adjust.

[0032] Working principle: the utility model discloses a mechanism main body 1, rotating disc 2, swing seat 3, adjusting lever 4, sliding slot 5, movable pin 6, rotating disc 7, first motor 8, first drive wheel 9, positioning seat 10, first driven wheel 11, adjusting disc 12, adjusting knob 13, second driven wheel 14, second driving wheel 15, adjusting seat 16, second motor 17, pivot 18, bottom plate 19, rotating block 20, eccentric shaft 21, semicircular eccentric block 22, sleeve 23, limit screw 24, fish eye bearing 25, swing shaft 26, sphere 27, can break one fixed sine wave frequency by setting the frequency of inside and outside swing respectively, thereby make the microcosmic profile of workpiece surface further promote, because the inside sets up small angle swing, can make swing frequency application higher, and not too big vibration, because the speed of compound swing is added, make the trajectory of cutter longer in unit time, thereby promote processing efficiency, gear drive sleeve rotates, eccentric shaft is arranged eccentric in sleeve, make eccentric shaft rotate around the rotating shaft of sleeve, eccentric shaft drive semicircular eccentric block eccentric rotation, the sphere fixedly connected at the bottom of semicircular eccentric block makes fish eye bearing rotate at its outside, thereby when semicircular eccentric block makes circular motion around the rotating shaft of sleeve, can drive oscillating shaft do conical rotation through the cooperation of fish eye bearing and sphere, the outside of oscillating shaft is fixedly provided with swing sleeve, swing sleeve is limited through the limiting pin shaft on both sides, when oscillating shaft does conical rotation, swing sleeve rotates up and down around limiting pin shaft when vertical direction extrusion force is generated, when horizontal direction extrusion force is generated, through the cooperation of swing sleeve and the through hole of rotating block, make horizontal direction extrusion force as power drive rotating block to continuously reciprocating swing on the top of bottom plate, thereby make rotating block drive pivot and rotating disc to continuously reciprocating swing, when needing to adjust swing amplitude, unscrew adjusting bolt, make the gap of the notch of adjusting disc larger, at this time, adjusting knob and adjusting disc are in non-fixed state, adjust the eccentric position of semicircular part of semicircular eccentric block through rotating adjusting knob, thereby can adjust the position of the contact of sphere and fish eye bearing, make the distance of the position of contact and the rotating shaft center of sleeve change, thereby can change the amplitude of conical rotation of oscillating shaft, thereby can adjust the swing amplitude of rotating block, increase swing mechanism at the outside position, increase the speed of compound swing, promote processing efficiency.

[0033] It is to be noted that, in this document, the terms such as first and second, etc. are used merely to distinguish one entity or action from another, and do not necessarily require or imply any such actual relationship or order between such entities or actions. Moreover, the terms "comprising", "including", or any other variant thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, an element defined by the statement "comprising a" does not exclude the existence of additional identical elements in the process, method, article, or apparatus that includes the stated element.

[0034] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A mechanical compound swing mechanism comprising a mechanism body (1) and a locating seat (10), characterized in that: The mechanism body (1) is provided with an adjusting seat (16), the side of the positioning seat (10) is provided with a first motor (8), the end of the first motor (8) is movably provided with a first driving wheel (9), the front end of the positioning seat (10) is movably provided with a first driven wheel (11) corresponding to the position of the first driving wheel (9), the rear end of the positioning seat (10) is movably provided with a rotating disc (7), the side of the adjusting seat (16) is provided with a swing seat (3), the rotating disc (7) is provided with a sliding groove (5), the sliding groove (5) is provided with a movable pin (6), the movable pin (6) and the swing seat (3) are provided with an adjusting rod (4), the inside of the mechanism body (1) is provided with a rotating block (20), the rotating block (20) is connected with an eccentric shaft (21) and a sleeve (23), the eccentric shaft (21) and the sleeve (23) are located in the inside of the adjusting seat (16).

2. A mechanical compound swing mechanism according to claim 1, characterized in that: The end of the rotating block (20) is provided with a rotating disc (2), the bottom of the rotating block (20) is connected with the position of the mechanism body (1) and is provided with a bottom plate (19), the rotating block (20) is provided with a rotating shaft (18) at the position connected with the rotating disc (2), the rotating block (20) is provided with a semicircular eccentric block (22) between the eccentric shaft (21) and the sleeve (23), the end of the eccentric shaft (21) is provided with an adjusting disc (12), the front end of the adjusting disc (12) is provided with an adjusting knob (13), the semicircular eccentric block (22) is provided with a limiting screw (24), a fisheye bearing (25) and a ball (27), the fisheye bearing (25) and the rotating block (20) are provided with a swing shaft (26).

3. A mechanical compound swing mechanism according to claim 1, wherein: The sleeve (23) is sleeved on the outer wall of the eccentric shaft (21) and is clamped, the end of the sleeve (23) is provided with a second driven wheel (14), one side of the adjusting seat (16) is provided with a second driving wheel (15) at the front end, the second driving wheel (15) corresponds to the outer wall of the second driven wheel (14), the rear end of the adjusting seat (16) is provided with a second motor (17) connected with the second driving wheel (15).

4. A mechanical compound swing mechanism according to claim 1, wherein: The first motor (8) drives the first driving wheel (9) to rotate and move, the first driving wheel (9) is engaged with the first driven wheel (11), and the first driving wheel (9) drives the first driven wheel (11) to rotate and move, the first driven wheel (11) drives the rotating disc (7) to rotate and move.

5. A mechanical compound swing mechanism according to claim 1, wherein: The rotating disc (7) and the sliding groove (5) are integrally formed, the movable pin (6) is limited on the sliding groove (5), and the rotating disc (7) rotates to drive the adjusting seat (16) and the mechanism body (1) to swing through the adjusting rod (4).

6. A mechanical compound swing mechanism according to claim 2, wherein: The rotating block (20) is installed in the inside of the mechanism body (1) through the bottom plate (19), the rotating block (20) drives the rotating shaft (18) and the rotating disc (2) to rotate and move, and the eccentric shaft (21) and the sleeve (23) move at the end of the rotating block (20).

7. A mechanical compound swing mechanism according to claim 2, wherein: The rotating block (20) is limited by the semicircular eccentric block (22) between the eccentric shaft (21) and the sleeve (23), the eccentric shaft (21) is fixed by the bolt between the adjusting disc (12), the adjusting knob (13) adjusts the adjusting disc (12), and the semicircular eccentric block (22) is adjusted by the limiting screw (24), the fish eye bearing (25) and the ball (27).

8. A mechanical compound swing mechanism according to claim 3, wherein: The second motor (17) is fixed by the bolt between the adjusting seat (16), the second motor (17) drives the second driving wheel (15) to rotate, and the second driving wheel (15) drives the second driven wheel (14) to rotate.

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