CN211314892U

CN211314892U - Double-diaphragm coupling

Info

Publication number: CN211314892U
Application number: CN201921559600.6U
Authority: CN
Inventors: 董恒卫; 闫志宽; 王聪
Original assignee: Suzhou Cmt Transmission Machinery Co ltd
Current assignee: Suzhou Cmt Transmission Machinery Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-08-21
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to the technical field of transmission accessory devices, in particular to a double-diaphragm coupling, which can replace manual alignment installation of a motor shaft, a speed reducer shaft and the coupling by mechanical means, thereby effectively reducing the labor intensity of workers; the coupling comprises a base, a box body and a coupling body, wherein a working cavity is arranged in the box body, and a left through hole and a right through hole are respectively and transversely arranged in the central areas of the left side wall and the right side wall of the box body; still include dwang, left slide, right slide, left side movable plate, right side movable plate and carousel, base top left side half regional and right half regional left sliding tray and right sliding tray of being provided with respectively, left side wall and right side wall central zone in the sliding tray of a left side transversely are provided with the hole of turning left and right respectively, and the right side wall central zone transversely is provided with the intercommunicating pore in the sliding tray of a left side, is provided with first left ball bearing and first right ball bearing between dwang and the hole of turning left and right inside wall respectively.

Description

Double-diaphragm coupling

Technical Field

The utility model relates to a technical field of transmission auxiliary device especially relates to a double diaphragm shaft coupling.

Background

As is well known, a double-diaphragm coupling is an auxiliary device for connecting an output shaft of a motor and a reducer and compensating the relative displacement of the two shafts through the elastic deformation of a double diaphragm, and is widely used in the field of transmission devices; the existing double-diaphragm coupler comprises a base, a box body and a coupler body, wherein the box body is arranged in the central area of the top end of the base, a working cavity is arranged in the box body, the central areas of the left side wall and the right side wall of the box body are respectively and transversely provided with a left through hole and a right through hole, the coupler body is arranged in the working cavity, and the left end and the right end of the coupler body respectively penetrate through the left through hole and the right through hole; when the existing double-diaphragm coupling is used, a motor shaft and a speed reducer shaft are connected through a coupling body, so that the motor shaft can drive the speed reducer shaft to rotate; the existing double-diaphragm coupler is found in use, in the process that a motor shaft, a speed reducer shaft and a coupler body are fixedly installed, workers need to manually align and connect the installation positions of the motor shaft, the speed reducer shaft and the coupler body, the labor intensity of the workers is high, and the use convenience of the workers is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an accessible mechanical means replaces manual to align the installation to motor shaft and speed reducer shaft and shaft coupling, and effectual staff's that alleviates intensity of labour improves the double diaphragm shaft coupling of convenience of use.

The utility model discloses a double-diaphragm coupling, including base, box and shaft coupling body, the box is installed in base top central area, is provided with the working chamber inside the box, and box left side wall and right side wall central area transversely are provided with left perforating hole and right perforating hole respectively, and the shaft coupling body is installed in the working chamber, and shaft coupling body left end and right-hand member pass left perforating hole and right perforating hole respectively; the left sliding plate and the right sliding plate are respectively provided with a left sliding groove and a right sliding groove, the bottom ends of the left sliding plate and the right sliding plate are respectively fixed in the left sliding groove and the right sliding groove in a sliding manner, the top ends of the left sliding plate and the right sliding plate are respectively connected with the central area of the bottom ends of the left sliding plate and the right sliding plate, the central areas of the left side wall in the left sliding groove and the right side wall in the right sliding groove are respectively and transversely provided with a left rotating hole and a right rotating hole, the central area of the right side wall in the left sliding groove is transversely provided with a communication hole which is communicated with the right sliding groove, the right end of the rotating rod sequentially passes through the left rotating hole, the communication hole and the right rotating hole and is connected with the central area of the left side wall of the turntable, and a first left ball bearing and a first right ball bearing are respectively arranged between the rotating rod and the inner side walls of the left rotating hole, the left half area and the right half area of the outer side wall of the rotating rod are respectively provided with a left external thread and a right external thread, the rotating directions of the left external thread and the right external thread are opposite, and the left sliding plate and the right sliding plate are respectively sleeved in the left half area and the right half area of the outer side of the rotating rod in a threaded mode.

The utility model discloses a double-diaphragm coupling still includes preceding extension board, back extension board, preceding bolt and back bolt, preceding extension board rear end and back extension board front end respectively with the box before lateral wall and back lateral wall second region be connected, preceding extension board and back extension board top central area vertically are provided with preceding screw hole and back screw hole respectively, screw thread groove and back screw thread groove before base top first region and second half region vertically are provided with respectively, preceding screw hole aligns with preceding screw thread groove and back screw thread groove respectively with preceding screw thread groove, preceding bolt and back bolt bottom screw thread hole respectively pass preceding screw hole and back screw hole and screw thread groove to preceding screw thread groove and back screw thread groove respectively.

The utility model discloses a double-diaphragm coupling still includes the rocker, and the first half regional rotation groove that is provided with of carousel right side wall, the rocker left end insert to rotate the inslot and with rotate and be provided with second ball bearing between the inslot lateral wall.

The utility model discloses a double-diaphragm coupling, left movable plate and right movable plate top are provided with left slipmat and right slipmat respectively.

The utility model discloses a double diaphragm shaft coupling is provided with third ball bearing between dwang and the intercommunicating pore inside wall.

The utility model discloses a double-diaphragm coupling still includes the pull ring, the pull ring bottom is connected with box top central authorities region.

The utility model discloses a double-diaphragm coupling still includes four group's landing legs, four group's landing leg tops are connected with base bottom left front side, right front side, left rear side and right rear side respectively.

The utility model discloses a double-diaphragm coupling, rocker lateral wall central zone is provided with the rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, a motor and a speed reducer are respectively placed on a left moving plate and a right moving plate, the motor shaft and the speed reducer shaft which need to be connected are all directed to a coupler body, the motor shaft, the speed reducer shaft and the coupler body are positioned on a straight line, a worker rotates a turntable which drives a rotating rod to rotate, the rotating rod can respectively rotate in a left rotating hole and a right rotating hole, a first left ball bearing and a first right ball bearing can respectively reduce the friction resistance generated when the rotating rod rotates in the left rotating hole and the right rotating hole, so that the rotating rod can rotate more easily, as a left half area and a right half area of the outer side wall of the rotating rod are respectively provided with a left external thread and a right external thread, the rotating directions of the left external thread and the right external thread are opposite, and as the left sliding plate and the right sliding plate are respectively sleeved in the left half area and the right half area of the outer side of the rotating rod, the left sliding, the left sliding plate and the right sliding plate respectively drive the left moving plate and the right moving plate to move oppositely or back to back, so that the motor and the speed reducer are driven to move oppositely, the motor shaft, the speed reducer shaft and the coupler can be aligned and installed through mechanical means instead of manual operation, the labor intensity of workers is effectively relieved, and the use convenience is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic left side view of the connection of the housing, the base plate, the front support plate, the rear support plate, the front bolt and the rear bolt;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is an enlarged view of a portion B of FIG. 1;

in the drawings, the reference numbers: 1. a base; 2. a box body; 3. a coupling body; 4. rotating the rod; 5. a left slide plate; 6. a right slide plate; 7. a left moving plate; 8. a right moving plate; 9. a turntable; 10. a first left ball bearing; 11. a first right ball bearing; 12. a front support plate; 13. a rear support plate; 14. a front bolt; 15. a rear bolt; 16. a rocker; 17. a second ball bearing; 18. a left non-slip mat; 19. a right anti-skid pad; 20. a third ball bearing; 21. a pull ring; 22. a support leg; 23. and (7) a rubber pad.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the utility model discloses a double-diaphragm coupling, including base 1, box 2 and coupling body 3, box 2 is installed in the central region of base 1 top, the inside of box 2 is provided with the working chamber, box 2 left side wall and right side wall central region transversely are provided with left perforating hole and right perforating hole respectively, coupling body 3 is installed in the working chamber, and coupling body 3 left end and right end pass left perforating hole and right perforating hole respectively; the device also comprises a rotating rod 4, a left sliding plate 5, a right sliding plate 6, a left moving plate 7, a right moving plate 8 and a turntable 9, wherein a left sliding groove and a right sliding groove are respectively arranged in the left half area and the right half area of the top end of the base 1, the bottom ends of the left sliding plate 5 and the right sliding plate 6 are respectively fixed in the left sliding groove and the right sliding groove in a sliding manner, the top ends of the left sliding plate 5 and the right sliding plate 6 are respectively connected with the central areas of the bottom ends of the left moving plate 7 and the right moving plate 8, a left rotating hole and a right rotating hole are respectively and transversely arranged in the central areas of the left side wall and the right side wall in the left sliding groove, a communicating hole is transversely arranged in the central area of the right side wall in the left sliding groove, the communicating hole is communicated with the right sliding groove, the right end of the rotating rod 4 sequentially passes through the left rotating hole, the communicating hole and the right rotating hole and is connected with the central area of, a left outer thread and a right outer thread are respectively arranged in the left half area and the right half area of the outer side wall of the rotating rod 4, the rotating directions of the left outer thread and the right outer thread are opposite, and a left sliding plate 5 and a right sliding plate 6 are respectively sleeved in the left half area and the right half area of the outer side of the rotating rod 4 in a threaded manner; firstly, a motor and a speed reducer are respectively placed on a left moving plate and a right moving plate, the motor shaft and the speed reducer shaft which need to be connected are all directed to a coupler body, the motor shaft, the speed reducer shaft and the coupler body are positioned on a straight line, a worker rotates a turntable which drives a rotating rod to rotate, the rotating rod can respectively rotate in a left rotating hole and a right rotating hole, a first left ball bearing and a first right ball bearing can respectively reduce the friction resistance generated when the rotating rod rotates in the left rotating hole and the right rotating hole, so that the rotating rod can rotate more easily, as a left half area and a right half area of the outer side wall of the rotating rod are respectively provided with a left external thread and a right external thread, the rotating directions of the left external thread and the right external thread are opposite, and as the left sliding plate and the right sliding plate are respectively sleeved in the left half area and the right half area of the outer side of the rotating rod, the left sliding, the left sliding plate and the right sliding plate respectively drive the left moving plate and the right moving plate to move oppositely or back to back, so that the motor and the speed reducer are driven to move oppositely, the motor shaft, the speed reducer shaft and the coupler can be aligned and installed through mechanical means instead of manual operation, the labor intensity of workers is effectively relieved, and the use convenience is improved.

The utility model discloses a double-diaphragm coupling, still include preceding extension board 12, back extension board 13, preceding bolt 14 and back bolt 15, preceding extension board 12 rear end and back extension board 13 front end are connected with box 2 preceding lateral wall and back lateral wall second half region respectively, preceding extension board 12 and back extension board 13 top central area vertically are provided with preceding screw hole and back screw hole respectively, base 1 top first half region and back half region vertically are provided with preceding thread groove and back thread groove respectively, preceding screw hole and back screw hole align with preceding thread groove and back thread groove respectively, preceding bolt 14 and back bolt 15 bottom screw thread respectively pass preceding screw hole and back screw hole and screw thread respectively to preceding thread groove and back thread groove; preceding extension board and back extension board are fixed through preceding bolt and back bolt respectively, because preceding extension board and back extension board all are connected with the box for bolt and back bolt are fixed before the box accessible, and the installation and the dismantlement of the box of can being convenient for improve the convenience of use.

The utility model discloses a double-diaphragm coupling, still include rocker 16, the upper half area of the right side wall of rotary table 9 has rotating grooves, the left end of rocker 16 is inserted into rotating grooves and is provided with the second ball bearing 17 with rotating grooves inside wall; the staff removes the carousel through the rocker, and the operation is comparatively laborsaving, improves the convenience of use.

In the double-diaphragm coupling of the utility model, the top ends of the left moving plate 7 and the right moving plate 8 are respectively provided with a left non-slip mat 18 and a right non-slip mat 19; the left anti-slip mat and the right anti-slip mat can prevent the motor and the speed reducer from sliding on the left moving plate and the right moving plate respectively, and the use reliability is improved.

In the double-diaphragm coupling of the utility model, a third ball bearing 20 is arranged between the rotating rod 4 and the inner side wall of the communicating hole; the third ball bearing can reduce the friction resistance generated when the rotating rod rotates in the communicating hole, and the use smoothness is improved.

The utility model discloses a double-diaphragm coupling, which also comprises a pull ring 21, wherein the bottom end of the pull ring 21 is connected with the central area of the top end of the box body 2; the pull ring can be convenient for remove the box, improves the convenience of use.

The utility model discloses a double-diaphragm coupling, also include four groups of landing legs 22, the top of four groups of landing legs 22 is connected with left front side, right front side, left rear side and right rear side of the bottom of the base 1 respectively; four groups of supporting legs can support the base, and the use stability is improved.

In the double-diaphragm coupling of the utility model, a rubber pad 23 is arranged in the central area of the outer side wall of the rocker 16; the rubber pad can protect staff's palm, improves the safety in utilization.

The utility model discloses a double-diaphragm coupling, when it works, at first place motor and speed reducer on left movable plate and right movable plate respectively, make motor shaft and speed reducer shaft that need to be linked all point to the coupling body, and make motor shaft, speed reducer shaft and coupling body be in a straight line, the staff rotates the carousel, the carousel drives the dwang rotation, the dwang can rotate in left rotating hole and right rotating hole respectively, first left ball bearing and first right ball bearing can reduce the friction resistance that the dwang produced when rotating in left rotating hole and right rotating hole respectively, make the dwang rotate more laborsavingly, because left half region and right half region of dwang lateral wall are provided with left external screw thread and right external screw thread respectively, and left external screw thread and right external screw thread opposite in direction, because left slide and right slide are respectively the screw suit establish in left half region and right half region outside the dwang, the left sliding plate and the right sliding plate move oppositely or oppositely in the rotating process of the rotating rod, the left sliding plate and the right sliding plate respectively drive the left moving plate and the right moving plate to move oppositely or oppositely, and further drive the motor and the speed reducer to move oppositely, and the motor shaft, the speed reducer shaft and the coupler can be aligned and installed by a mechanical means instead of manual operation, so that the labor intensity of workers is effectively reduced, and the use convenience is improved; the front support plate and the rear support plate are respectively fixed through the front bolt and the rear bolt, and the box body can be fixed through the front bolt and the rear bolt due to the fact that the front support plate and the rear support plate are connected with the box body, so that the box body can be conveniently mounted and dismounted, and the use convenience is improved; the working personnel move the rotary table through the rocker, so that the operation is labor-saving, and the use convenience is improved; the left anti-slip mat and the right anti-slip mat can prevent the motor and the speed reducer from sliding on the left moving plate and the right moving plate respectively, so that the use reliability is improved; the third ball bearing can reduce the friction resistance generated when the rotating rod rotates in the communicating hole, and improve the use smoothness; the pull ring can conveniently move the box body, so that the use convenience is improved; the four groups of supporting legs can support the base, so that the use stability is improved; the rubber pad can protect staff's palm, improves the safety in utilization.

The utility model discloses a double-diaphragm coupling, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all its parts are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at many and give unnecessary details.

In the case of the double-diaphragm coupling of the present invention, unless otherwise stated, the terms "up, down, left, right, front, back, inner, front, rear, inner, and vertical, horizontal" and the like are included in the terms and only represent the orientation of the terms in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation 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 also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A double-diaphragm coupler comprises a base (1), a box body (2) and a coupler body (3), wherein the box body (2) is installed in the central area of the top end of the base (1), a working cavity is arranged inside the box body (2), the central areas of the left side wall and the right side wall of the box body (2) are respectively and transversely provided with a left through hole and a right through hole, the coupler body (3) is installed in the working cavity, and the left end and the right end of the coupler body (3) respectively penetrate through the left through hole and the right through hole; it is characterized by further comprising a rotating rod (4), a left sliding plate (5), a right sliding plate (6), a left moving plate (7), a right moving plate (8) and a turntable (9), wherein a left sliding groove and a right sliding groove are respectively arranged in the left half area and the right half area of the top end of the base (1), the bottoms of the left sliding plate (5) and the right sliding plate (6) are respectively fixed in the left sliding groove and the right sliding groove in a sliding manner, the top ends of the left sliding plate (5) and the right sliding plate (6) are respectively connected with the central areas of the bottoms of the left moving plate (7) and the right moving plate (8), a left rotating hole and a right rotating hole are respectively and transversely arranged in the central areas of the left side wall and the right side wall in the left sliding groove, a communicating hole is transversely arranged in the central area of the right side wall in the left sliding groove, the communicating hole is communicated with the right sliding groove, the rotating rod (4) sequentially passes through the left rotating hole, the communicating hole, be provided with first left ball bearing (10) and first right ball bearing (11) respectively between dwang (4) and the hole inside wall of turning left and right, dwang (4) lateral wall half left area and half right area are provided with left external screw thread and right external screw thread respectively, and left side external screw thread and right external screw thread are to opposite, and left slide (5) and right slide (6) are the screw suit cover respectively and are established in dwang (4) outside half left area and half right area.

2. The double-diaphragm coupling according to claim 1, further comprising a front support plate (12), a rear support plate (13), a front bolt (14) and a rear bolt (15), wherein the rear end of the front support plate (12) and the front end of the rear support plate (13) are respectively connected with the lower half area of the front side wall and the lower half area of the rear side wall of the housing (2), the central area of the top ends of the front support plate (12) and the rear support plate (13) are respectively and longitudinally provided with a front threaded hole and a rear threaded hole, the front half area and the rear half area of the top end of the base (1) are respectively and longitudinally provided with a front threaded groove and a rear threaded groove, the front threaded hole and the rear threaded hole are respectively aligned with the front threaded groove and the rear threaded groove, and the bottom ends of the front bolt (14) and the rear bolt (15) are respectively screwed through the front threaded hole and the rear threaded hole and.

3. A double-diaphragm coupling according to claim 2, further comprising a rocker (16), wherein the upper half of the right side wall of the rotary plate (9) is provided with a rotary groove, and the left end of the rocker (16) is inserted into the rotary groove and a second ball bearing (17) is arranged between the left end and the inner side wall of the rotary groove.

4. A double-diaphragm coupling according to claim 3, wherein the top ends of the left moving plate (7) and the right moving plate (8) are respectively provided with a left anti-skid pad (18) and a right anti-skid pad (19).

5. A double diaphragm coupling according to claim 4, wherein a third ball bearing (20) is provided between the rotating rod (4) and the inner side wall of the communication hole.

6. A double diaphragm coupling according to claim 5, further comprising a pull ring (21), wherein the bottom end of the pull ring (21) is connected to the central region of the top end of the housing (2).

7. A double diaphragm coupling according to claim 6 further comprising four sets of legs (22), the four sets of legs (22) being connected at their top ends to the bottom end of the base (1) at the front left side, the front right side, the rear left side and the rear right side, respectively.

8. A double diaphragm coupling according to claim 7, wherein the rocker (16) is provided with a rubber pad (23) in the central region of its outer side wall.