CN216306465U

CN216306465U - Simple detachable crawler driven shaft

Info

Publication number: CN216306465U
Application number: CN202123087737.6U
Authority: CN
Inventors: 周虎林; 李辉; 方彧; 方杰; 江传圣
Original assignee: Hefei Jinguoyuan Visual Technology Co ltd
Current assignee: Hefei Jinguoyuan Visual Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-15
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to a simple detachable crawler driven shaft, which comprises a rotating shaft, wherein one side of the two ends of the rotating shaft is provided with a supporting plate for fixing, the lower side of the two ends of the rotating shaft is provided with a supporting frame, the upper part of one side of the supporting plate is fixedly connected with a supporting seat, the end part of the supporting seat is rotatably connected with a clamping rod, the lower end of the supporting frame is provided with a fastening bolt, one side of the supporting plate, which is close to the lower end of the supporting frame, is provided with a sliding groove, the inside of the supporting plate is provided with a sliding cavity, one side of the sliding cavity is communicated with the sliding groove, the inside of the sliding cavity is slidably connected with a clamping sheet, a connecting rod penetrates through the sliding groove and is slidably connected with the sliding groove, the connecting rod penetrates through the lower end of the supporting frame and is slidably connected with the supporting frame, one end of the connecting rod is fixedly connected with the clamping sheet, the other end of the connecting rod is connected with the fastening bolt, and the clamping tooth groove is mutually clamped by a clamping tooth block so as to increase the friction between the clamping tooth space, the support frame can be stably supported on the support plate.

Description

Simple detachable crawler driven shaft

Technical Field

The utility model relates to the technical field of mechanical parts, in particular to a simple detachable crawler driven shaft.

Background

As shown in fig. 5, the driven shaft is a cylindrical object passing through the middle of a bearing or the middle of a wheel or the middle of a gear, and the driven shaft is a mechanical part supporting a rotating part and rotating together with the rotating part to transmit motion, torque or bending moment; generally, the metal rod is a metal round rod, and each section can have different diameters; the parts of the machine that rotate are mounted on the shaft.

The patent document with the publication number of CN214661450U discloses a driven shaft, which comprises a shaft body and two connecting columns arranged at two ends of the shaft body, wherein one end of the connecting column, which is far away from the shaft body, is provided with a protective sleeve, and a protective ring is sleeved on the periphery of the shaft body.

The existing driven shaft is fastened through a large number of fasteners such as bolts frequently in the using process, so that the driven shaft cannot be rapidly disassembled, assembled and replaced, different driven shafts are fastened through different fasteners frequently, the driven shafts cannot be upgraded to driven shafts with different diameters when equipment is upgraded and modified, and the application range is small.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple detachable crawler driven shaft aiming at the problems and the defects, and the overall working efficiency is improved.

The technical problem solved by the utility model is as follows:

(1) the existing driven shaft cannot be quickly disassembled, assembled and replaced in the using process;

(2) the existing driven shaft cannot be upgraded to the driven shaft with different diameters, and the application range is small.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a simple and convenient detachable track driven shaft, which comprises a rotating shaft, one side at pivot both ends all is provided with and is used for fixed backup pad, the downside at pivot both ends is provided with the support frame, one side upper portion fixedly connected with supporting seat of backup pad, the tip of supporting seat rotates and is connected with the supporting rod, the lower extreme of support frame is provided with the anchorage bar, the sliding tray has been seted up to one side that the backup pad is close to the support frame lower extreme, the slip chamber has been seted up to the inside of backup pad, one side and the sliding tray in slip chamber communicate mutually, sliding connection has the holding piece in the slip chamber, run through in the sliding tray and be provided with the connecting rod, and connecting rod and sliding tray sliding connection, the connecting rod run through the lower extreme of support frame and with support frame sliding connection, the one end and the holding piece fixed connection of connecting rod, the other end and the anchorage bar of connecting rod link to each other.

Preferably, the supporting plate is slidably connected with the supporting frame, and the lower surface of the clamping rod is abutted against the upper surface of the supporting frame.

Preferably, the supporting plate is far away from one ends of the clamping rods and the supporting frame, a through groove is formed in the supporting frame, and a telescopic rod is installed in the through groove.

Preferably, the clamping rod is connected with the upper end of the telescopic rod in a rotating mode, the lower end of the telescopic rod is fixedly connected with a clamping strip, and the end portion of the supporting frame is close to the lower end of the through groove and is provided with a clamping groove corresponding to the clamping strip.

Preferably, the middle parts of the supporting frame and the supporting rod abutting surfaces are provided with clamping grooves for clamping the rotating shaft, the bottom of each clamping groove is provided with a groove, and the diameter of each clamping groove is larger than that of each groove.

Preferably, one side of the clamping piece close to the connecting rod is fixedly connected with a plurality of clamping tooth blocks arranged side by side, the side wall of the sliding cavity close to the connecting rod is provided with a plurality of clamping tooth grooves corresponding to the clamping tooth blocks, and the clamping tooth blocks are mutually clamped with the clamping tooth grooves.

Preferably, the fastening bolt includes anchorage bar, friction disk and roll-over stand, and the middle part of anchorage bar is rotated with the one end of connecting rod and is connected, and the both ends of anchorage bar all rotate with the friction disk and are connected.

Preferably, the connecting position of the fastening rod and the friction round block is located at a position close to the edge of the friction round block, and one side, far away from the connecting rod, of the friction round block is fixedly connected with a roll-over stand.

The utility model has the beneficial effects that:

(1) when a user carries out maintenance and replacement work on the rotating shaft, the clamping strips are separated from the clamping grooves, then the telescopic rod is rotated, the clamping rods are rotated through the telescopic rod, so that the rotating shaft is quickly taken down from the support frame, a new rotating shaft is replaced, the end parts of the rotating shaft are clamped through the clamping rods and the support frame, stable clamping of the clamping rods and the support frame is ensured through the telescopic rod, the clamping strips and the clamping grooves, when the rotating shaft with different diameters is adapted, the fastening bolts can be firstly loosened, the support frame is moved on the support plate, so that the distance between the support frame and the clamping rods is adjusted, the rotating shaft with different diameters is adapted, then the fastening bolts are locked, at the moment, the friction round block is rotated through the turnover frame, and because the rotating axis of the friction round block is positioned at the axis line of the fastening rods, the friction round block is eccentrically rotated and rotates along with the rotation of the friction round block, the connecting rod gradually moves towards the direction of the roll-over stand, so that the clamping sheet is pulled, the pressure between the clamping sheet and the side wall of the sliding cavity is improved, and when the clamping sheet is abutted against the side wall of the sliding cavity, the clamping tooth block is clamped with the clamping tooth socket to increase the friction between the clamping tooth block and the clamping tooth socket, so that the support frame is stably supported on the support plate;

(2) when the tip diameter of pivot is less during the use, carries out the adaptation centre gripping through the recess to the pivot, when the tip diameter of pivot is great, carries out the adaptation centre gripping to the pivot through the draw-in groove to carry out corresponding adaptation according to the tip diameter of the pivot of difference, be convenient for when the driven shaft upgrades to the driven shaft that the diameter is different, keep the stable centre gripping to the pivot, thereby enlarge application scope.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a side view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view of the support plate and support bracket of the present invention;

FIG. 4 is a cross-sectional view of the end of the support bracket and clamping bar of the present invention;

FIG. 5 is a schematic diagram of a prior art structure;

in the figure: 1. a rotating shaft; 2. a support plate; 3. a support frame; 4. a clamping rod; 5. a sliding groove; 6. a supporting seat; 7. fastening bolts; 8. a clamping piece; 9. a connecting rod; 10. a sliding cavity; 11. a telescopic rod; 12. a clamping strip; 13. a card slot; 14. a groove; 15. a through groove; 16. a clamping groove; 17. clamping a tooth block; 18. clamping a tooth groove; 19. a fastening rod; 20. a friction round block; 21. a roll-over stand.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Please refer to fig. 1-4: a simple detachable crawler driven shaft comprises a rotating shaft 1, wherein one side of each of two ends of the rotating shaft 1 is provided with a supporting plate 2 fixedly connected with a main body part, the lower side of each of two ends of the rotating shaft 1 is provided with a supporting frame 3 for supporting the rotating shaft 1, the supporting plates 2 are slidably connected with the supporting frames 3, the upper part of one side, close to the supporting frame 3, of each supporting plate 2 is fixedly connected with a supporting seat 6, the end part of each supporting seat 6 is rotatably connected with a clamping rod 4 matched with the supporting frame 3 to clamp the rotating shaft 1, the lower surface of each clamping rod 4 is mutually abutted with the upper surface of the corresponding supporting frame 3, one side, far away from the supporting plate 2, of the lower end of each supporting frame 3 is provided with a fastening bolt 7, one side, close to the lower end of the corresponding supporting frame 3, of each supporting plate 2 is provided with a sliding groove 5, a sliding cavity 10 is formed in the supporting plate 2, one side of the sliding cavity 10 is communicated with the sliding groove 5, and a clamping piece 8 is slidably connected in the sliding cavity 10, run through being provided with connecting rod 9 in the sliding tray 5, and connecting rod 9 and sliding tray 5 sliding connection, connecting rod 9 run through the lower extreme of support frame 3 and with support frame 3 sliding connection, the one end and the holding piece 8 fixed connection of connecting rod 9, the other end and the fastening bolt 7 of connecting rod 9 link to each other.

Supporting rod 4 and support frame 3 keep away from the one end of backup pad 2 and have all been seted up through groove 15, it installs telescopic link 11 in groove 15 to link up, supporting rod 4 rotates with telescopic link 11's upper end and is connected, the lower extreme fixedly connected with joint strip 12 of telescopic link 11, support frame 3's tip is close to the lower extreme that links up groove 15 and offers the joint groove 16 corresponding with joint strip 12, the user is at the during operation of maintaining the change to countershaft 1, with joint strip 12 and the separation of joint groove 16, rotate telescopic link 11 afterwards, rotate supporting rod 4 through telescopic link 11, thereby take off pivot 1 from support frame 3 fast, and change new pivot 1, rethread supporting rod 4 and support frame 3 carry out the centre gripping to the tip of countershaft 1, and through telescopic link 11, joint strip 12 and joint groove 16 ensure the stable centre gripping of supporting rod 4 and support frame 3.

Draw-in groove 13 that is used for centre gripping pivot 1 is all seted up at the middle part of

support frame

3 and 4 butt faces of supporting rod, the tank bottom of every draw-in groove 13 all is seted up fluted 14, the diameter of draw-in groove 13 is greater than the diameter of recess 14, all coating has the skid resistant course on the cell wall of draw-in groove 13 and recess 14, when the tip diameter of pivot 1 is less during the use, carry out the adaptation centre gripping through recess 14 to pivot 1, when the tip diameter of pivot 1 is great, carry out the adaptation centre gripping to pivot 1 through draw-in groove 13, thereby carry out corresponding adaptation according to the tip diameter of pivot 1 of difference, keep the stable centre gripping of pivot 1.

Clamping piece 8 is close to joint tooth piece 17 that one side fixedly connected with a plurality of connecting rod 9 set up side by side, and the lateral wall that slip chamber 10 is close to connecting rod 9 sets up a plurality of joint tooth sockets 18 corresponding with joint tooth piece 17, when the mutual butt of lateral wall of clamping piece 8 and slip chamber 10, thereby through the friction between the mutual joint increase of joint tooth socket 18 and joint tooth socket 17, provide better support for support frame 3.

The fastening bolt 7 comprises a fastening rod 19, a friction round block 20 and a roll-over stand 21, the fastening rod 19 is kept horizontal, the middle part of the fastening rod 19 is rotatably connected with one end of the connecting rod 9, both ends of the fastening rod 19 are rotatably connected with the friction round block 20, and the connecting position of the fastening rod 19 and the friction round block 20 is positioned at the position close to the edge of the friction round block 20, one side of the friction round block 20 far away from the connecting rod 9 is fixedly connected with a turning frame 21, when in use, the friction round block 20 is rotated through the turning frame 21, when the friction round block 20 is rotated, since the rotation axis of the friction round block 20 is at the axis of the fastening rod 19, the friction round block 20 rotates eccentrically, and along with the rotation of the friction round block 20, the connecting rod 9 gradually moves towards the direction of the roll-over stand 21, thereby increasing the pressure between the clamping pieces 8 and the side wall of the sliding cavity 10, and keeping the support frame 3 stably supported on the support plate 2.

When the clamping device is used, a worker separates the clamping strip 12 from the clamping groove 16, then rotates the telescopic rod 11, rotates the clamping rod 4 through the telescopic rod 11, so that the rotating shaft 1 is quickly taken down from the support frame 3, a new rotating shaft 1 is replaced, then clamps the end part of the rotating shaft 1 through the clamping rod 4 and the support frame 3, and ensures stable clamping of the clamping rod 4 and the support frame 3 through the telescopic rod 11, the clamping strip 12 and the clamping groove 16;

when the rotating shafts 1 with different diameters are matched, the fastening bolt 7 is firstly loosened, the support frame 3 is moved on the support plate 2, so that the distance between the support frame 3 and the clamping rod 4 is adjusted, the rotating shafts 1 with different diameters are matched, the fastening bolt 7 is locked subsequently, the friction round block 20 is rotated through the turning frame 21 at the moment, as the rotating axis of the friction round block 20 is arranged at the axis line of the fastening rod 19, the friction round block 20 rotates eccentrically, and along with the rotation of the friction round block 20, the connecting rod 9 gradually moves towards the direction of the turning frame 21, so that the clamping piece 8 is pulled, the pressure between the clamping piece 8 and the side wall of the sliding cavity 10 is improved, when the clamping piece 8 is mutually abutted against the side wall of the sliding cavity 10, the clamping tooth block 17 is mutually clamped with the clamping tooth groove 18, so that the friction between the clamping tooth grooves is increased, when the end diameter of the rotating shaft 1 is smaller, the matching clamping is carried out on the rotating shaft 1 through the groove 14, when the tip diameter of pivot 1 is great, carry out the adaptation centre gripping to pivot 1 through draw-in groove 13 to carry out corresponding adaptation according to the tip diameter of pivot 1 of difference, make support frame 3 keep the stable stay in backup pad 2.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The simple and convenient detachable crawler driven shaft is characterized by comprising a rotating shaft (1), wherein one side of each of two ends of the rotating shaft (1) is provided with a supporting plate (2) for fixation, the lower sides of two ends of the rotating shaft (1) are provided with supporting frames (3), the upper part of one side of each supporting plate (2) is fixedly connected with a supporting seat (6), the end part of each supporting seat (6) is rotatably connected with a clamping rod (4), the lower end of each supporting frame (3) is provided with a fastening bolt (7), one side of each supporting plate (2), which is close to the lower end of each supporting frame (3), is provided with a sliding groove (5), a sliding cavity (10) is formed inside each supporting plate (2), one side of each sliding cavity (10) is communicated with the corresponding sliding groove (5), each sliding cavity (10) is internally and slidably connected with a clamping piece (8), and a connecting rod (9) penetrates through the corresponding sliding groove (5), and connecting rod (9) and sliding tray (5) sliding connection, connecting rod (9) run through the lower extreme of support frame (3) and with support frame (3) sliding connection, the one end and the centre gripping piece (8) fixed connection of connecting rod (9), the other end and fastening bolt (7) of connecting rod (9) link to each other.

2. A simple detachable crawler belt driven shaft according to claim 1, wherein the support plate (2) and the support frame (3) are slidably connected, and the lower surface of the clamping rod (4) and the upper surface of the support frame (3) are abutted against each other.

3. The simple detachable track driven shaft according to claim 1, wherein the ends of the clamping rods (4) and the supporting frame (3) far away from the supporting plate (2) are provided with through grooves (15), and the telescopic rods (11) are installed in the through grooves (15).

4. The simple detachable crawler driven shaft according to claim 3, wherein the clamping rod (4) is rotatably connected with the upper end of the telescopic rod (11), the lower end of the telescopic rod (11) is fixedly connected with a clamping strip (12), and the end of the support frame (3) close to the lower end of the through groove (15) is provided with a clamping groove (16) corresponding to the clamping strip (12).

5. The simple detachable crawler driven shaft according to claim 1, wherein the middle of the abutting surfaces of the support frame (3) and the clamping rod (4) are provided with clamping grooves (13) for clamping the rotating shaft (1), the bottom of each clamping groove (13) is provided with a groove (14), and the diameter of each clamping groove (13) is larger than that of each groove (14).

6. The simple detachable crawler driven shaft according to claim 1, wherein one side of the clamping piece (8) close to the connecting rod (9) is fixedly connected with a plurality of clamping tooth blocks (17) arranged side by side, a plurality of clamping tooth grooves (18) corresponding to the clamping tooth blocks (17) are formed in the side wall of the sliding cavity (10) close to the connecting rod (9), and the clamping tooth blocks (17) and the clamping tooth grooves (18) are clamped with each other.

7. A simple detachable caterpillar driven shaft according to claim 1, wherein the fastening bolt (7) comprises a fastening rod (19), a friction round block (20) and a roll-over stand (21), the middle part of the fastening rod (19) is rotatably connected with one end of the connecting rod (9), and both ends of the fastening rod (19) are rotatably connected with the friction round block (20).

8. A simple detachable track driven shaft according to claim 7, characterized in that the connection point of the fastening rod (19) and the friction round block (20) is located near the edge of the friction round block (20), and the side of the friction round block (20) far from the connecting rod (9) is fixedly connected with a roll-over stand (21).