CN215789592U - Universal spindle sleeve lining plate replacing device - Google Patents

Abstract

The utility model discloses a universal spindle sleeve lining plate replacing device which comprises a jacking fixing part and a disassembling moving part, wherein the disassembling moving part drives a lining plate to be movably arranged on the jacking fixing part; through the tight fixed part in top, can be fixed in the sleeve of universal spindle with this device to dismantle the dismantlement and the installation that removal portion can accomplish the welt through manual regulation, laborsaving convenience avoids the welt not to snatch the loading and unloading difficulty that arouses and squeeze the hand easily, pound the phenomenon of hand.

Description

Universal spindle sleeve lining plate replacing device

Technical Field

The utility model belongs to the technical field of connecting shaft sleeves, and particularly relates to a universal connecting shaft sleeve lining plate replacing device.

Background

The universal spindle is a coupling spindle between a transmission device and a roller, and has the main function of transmitting the motion and power of two transmission shafting which are not on the same straight line. The transmission of a great part of metallurgical equipment adopts universal spigots for transmission, particularly, the transmission shaft of a rolling mill almost adopts the universal spigots, lining plates are generally designed in the universal spigots and used for matching with the flat heads of the rollers for transmission torque, and after the lining plates are used for a period of time, the lining plates are seriously worn and need to be replaced by new lining plates periodically.

At present, when the welt was changed to the universal spindle, need lift the universal spindle off, then it hangs the maintenance region to it, the welt is changed to manual, when manual the change, the staff need stretch into the welt bolt hole of installing on the universal spindle or hold the welt edge with the hand, then the application of force is pulled out the welt from the universal spindle sleeve inner wall to the welt, this kind of mode, because the finger does not well the application of force or because the blockking of universal spindle section of thick bamboo wall, the welt edge is held to the hand can not be fine, thereby do not snatch, the welt of universal spindle is generally heavier in addition, especially the welt in the large-scale universal spindle, this kind of phenomenon is more serious, thereby lead to, the welt is manual loading and unloading difficult, and easily crowd or injure the hand by a crashing, waste time and energy.

SUMMERY OF THE UTILITY MODEL

In view of the defects and shortcomings in the prior art, the utility model aims to provide a universal joint shaft sleeve liner replacing device, which solves the problems that the liner is difficult to assemble and disassemble and the hands are easily squeezed or injured by smashing due to direct replacement of the liner by hands.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a device is changed to universal spindle sleeve welt, includes the tight fixed part in top and dismantles the movable part, dismantlement movable part drive a mobilizable setting of welt on the tight fixed part in top, the adjustable top of the tight fixed part in top tightly fix in the sleeve of universal spindle.

As a further improvement of the utility model, the tightening fixing part comprises a movable bottom plate, four pre-tightening adjusting columns, long connecting rods and short connecting rods, the movable bottom plate is horizontally arranged at the bottom of the universal joint shaft sleeve, the number of the pre-tightening adjusting columns is four, the four pre-tightening adjusting columns are respectively connected with the long connecting rods and the short connecting rods one by one to form a rectangle, and the pre-tightening adjusting columns are arranged at the upper part of the movable bottom plate.

As a further improvement of the utility model, the pre-tightening adjusting column comprises an adjusting screw, a nut, a sleeve, a connector and a pre-tightening platform, wherein the bottom of the sleeve is fixedly connected with the nut, the upper part of the sleeve is fixedly connected with the connector, the pre-tightening platform is fixedly arranged on the upper part of the connector, and the nut is in fit connection with the adjusting screw.

As a further improvement of the utility model, a flat plate is welded at the bottom of the adjusting screw rod, and the flat plate is circular and has a diameter larger than that of the bottom of the screw rod.

As a further improvement of the utility model, the connector is a cylinder, four jacks are uniformly distributed on the circumferential surface of the connector, and the jacks are connected with the long connecting rod and the short connecting rod in a matching way.

As a further improvement of the utility model, the disassembling moving part comprises two sliding frames, two pulling pieces capable of pulling the lining plate I or the lining plate II and an adjusting screw rod, the two sliding frames are arranged on the tightening fixing part in a sliding parallel mode, the pulling pieces are respectively arranged on the sliding frames in a sliding mode, the sliding direction of the pulling pieces is perpendicular to that of the sliding frames, and the two pulling pieces are connected in a matched mode through the adjusting screw rod capable of adjusting the relative distance between the two pulling pieces.

As a further improvement of the utility model, the pulling part comprises a translation table, a rotating plate and clamping pull rods, the rotating plate is rotatably arranged at the lower part of the translation table, two clamping pull rods are fixed at the upper part and the lower part of one side of the rotating plate, the distance between the two clamping pull rods is the same as the distance between the upper bolt hole and the lower bolt hole of the lining plate I or the lining plate II, a small boss is arranged at one side, far away from the rotating plate, of the circumference of each clamping pull rod, and the sum of the outer diameter of each clamping pull rod and the height of the small boss is smaller than the diameter of the bolt hole of the lining plate I or the lining plate II.

As a further improvement of the utility model, the translation stages comprise height adjusting pieces, lead screw matching sleeves and clamping plates, wherein the height adjusting pieces with adjustable heights are fixed at the lower parts of the clamping plates, the lower ends of the height adjusting pieces are connected with the rotating plates in a rotating matching mode, the upper parts of the clamping plates are provided with the lead screw matching sleeves, the lead screw matching sleeve on one translation stage is provided with a threaded hole and is in threaded matching with the adjusting lead screw, and the lead screw matching sleeve on the other translation stage is in rotating matching with the adjusting lead screw.

As a further improvement of the utility model, the height adjusting piece comprises a threaded shaft and a threaded cylinder, the threaded cylinder is fixed at the lower part of the clamping plate, the threaded shaft is matched and connected with the threaded cylinder, and the rotating plate is rotatably connected with the threaded shaft.

As a further improvement of the utility model, one end part of the adjusting screw rod is provided with a protruding rotating handle.

In summary, the utility model has the following beneficial technical effects:

1. the device can be fixed in a sleeve of the universal spindle by tightly pushing the fixed part, and the disassembly and assembly of the lining plate can be completed by manually adjusting the disassembly moving part, so that the device is labor-saving and convenient, and avoids the phenomena of difficult assembly and disassembly, easy hand squeezing and hand smashing caused by difficult grabbing of the lining plate;

2. through the matching of the movable bottom plate and the pre-tightening adjusting column, the device has a simple structure and can be fixed in the sleeve of the universal joint shaft;

3. the contact area between the movable bottom plate and the adjusting screw rod can be increased by welding the flat plate at the bottom of the adjusting screw rod, so that the pre-tightening adjusting column can be more stably fixed between the movable bottom plate and the inner wall of the universal joint shaft sleeve.

4. The long connecting rod and the short connecting rod are inserted into the inserting holes, so that the connector is matched and fixed with the long connecting rod and the short connecting rod, and the assembly and the disassembly are simple.

5. The form of establishing into balladeur train, pulling piece and regulation lead screw will be dismantled the removal portion, will pull the piece and remove to snatch the welt, will pull the piece in addition and establish the form into the draw bar, can stretch into the bolt hole of welt with the draw bar to this accomplishes snatching the welt, convenient operation, labour saving and time saving.

6. Through adjusting two distances of drawing between the piece with adjusting the lead screw, can be applicable to the welt of snatching the bolt hole of different intervals, enlarge application range, in the piece is drawn in addition, rotate the rotor plate and be connected with the translation platform, can rotate and adjust the draw bar, thereby after the welt one of cardan shaft one side has been dismantled to the draw bar, directly rotate the rotor plate 180 degrees, make the draw bar aim at the welt two of cardan shaft opposite side, in order to accomplish the dismouting to welt two, avoid when the welt two of dismouting opposite side, need wholly lift this device off, install the inconvenience that brings again.

7. Through adjusting lead screw one end tip and being equipped with convex rotatory handle, the people of being convenient for hold the regulation lead screw and rotate.

Drawings

The utility model is further described with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural view of a universal joint shaft sleeve lining plate replacing device of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic structural view of the universal joint shaft sleeve liner replacing device of the present invention working in the universal joint shaft;

FIG. 4 is a schematic structural view of a pretension adjustment column;

FIG. 5 is a perspective view of the pulling member;

FIG. 6 is a schematic plan view of the pulling member;

FIG. 7 is an enlarged view of FIG. 6 at B;

in the figure: 1 tight fixed part in top, 11 removable floor, 12 pretension adjusting columns, 121 adjusting screw, 122 nut, 123 sleeve, 124 connector, 1241 jack, 125 pretension platform, 126 flat board, 13 long connecting rods, 14 short connecting rods, 2 dismantlement removal portions, 21 balladeur train, 22 pulls, 221 translation platform, 2211 height control spare, 22111 threaded shaft, 22112 threaded cylinder, 2212 lead screw cooperation cover, 2213 cardboard, 222 rotor plate, 223 card pull rod, 224 little boss, 23 adjusting screw, 231 rotation handle, 3 welt one, 4 universal spiale, 5 welt two, 6 bolt holes.

Detailed Description

The present invention is described in further detail below with reference to figures 1-7.

The embodiment of the utility model discloses a universal spindle sleeve lining plate replacing device which comprises a tightly-jacking fixing part 1 and a disassembling moving part 2, wherein the disassembling moving part 2 drives a lining plate I3 to be movably arranged on the tightly-jacking fixing part 1, and the tightly-jacking fixing part 1 is adjustably and tightly fixed in a sleeve of a universal spindle 4.

In this embodiment, the tightening fixing portion 1 includes a movable bottom plate 11, a pre-tightening adjusting column 12, long connecting rods 13 and short connecting rods 14, the movable bottom plate 11 is horizontally placed at the bottom of the sleeve of the universal joint shaft 4, the number of the pre-tightening adjusting columns 12 is four, the four pre-tightening adjusting columns are respectively connected with the long connecting rods 13 and the short connecting rods 14 one by one to form a rectangle, and the pre-tightening adjusting columns 12 are placed on the upper portion of the movable bottom plate 11. The pre-tightening adjusting column 12 has the following specific structure: the adjustable connecting rod comprises an adjusting screw rod 121, a nut 122, a sleeve 123, a connecting head 124 and a pre-tightening platform 125, wherein the bottom of the sleeve 123 is fixedly connected with the nut 121, the upper part of the sleeve 123 is fixedly connected with the connecting head 124, the connecting head 124 is cylindrical, four insertion holes 1241 are uniformly distributed on the circumferential surface of the connecting head, the insertion holes 1241 are connected with a long connecting rod 13 and a short connecting rod 14 in a matching manner, the long connecting rod 13 and the short connecting rod 14 are inserted into the insertion holes 1241, and the assembly and the disassembly are simple; a pre-tightening platform 125 is fixed on the upper part of the connector 124, and the nut 121 is connected with the adjusting screw 121 in a matching way.

In addition, a flat plate 126 can be welded at the bottom of the adjusting screw 121, and the flat plate 126 is circular and has a diameter larger than that of the bottom of the screw 121; the contact area between the movable bottom plate 11 and the adjusting screw rod 121 can be increased by welding a flat plate at the bottom of the adjusting screw rod 121, so that the pre-tightening adjusting column 12 can be more stably fixed between the movable bottom plate 11 and the inner wall of the universal joint shaft sleeve.

In this embodiment, dismantle removal portion 2 and include two balladeur train 21, two can stimulate the pulling 22 and an adjusting screw 23 of one 3 or two 5 liners, adjust screw one end tip and be equipped with convex rotatory handle, the people of being convenient for hold and rotate the adjusting screw, two balladeur train 21 slidable detachable parallel arrangement on top tight fixed part 1, pulling 22 slidable respectively set up on balladeur train 21, the slip direction of pulling 22 perpendicular with the slip direction of balladeur train 21, two pull and connect through the adjusting screw 23 cooperation that can adjust both relative distances between 22. Adjust the lead screw and adjust the distance between two pulling parts 22, can be applicable to the welt of snatching the bolt hole 6 of different intervals, enlarge application range, in pulling part 22 in addition, rotate rotor plate 222 and translation platform 221 and be connected, can rotate adjustment draw bar 223, thereby after the welt one 3 of universal joint axle one side has been accomplished in the dismouting at draw bar 223, directly rotate 180 degrees rotor plate 222, make draw bar 223 aim at two 5 welts of universal joint axle opposite side, in order to accomplish the dismouting to two 5 welts of liner plate, avoid when two 5 welts of dismouting opposite side, need wholly lift this device off, the inconvenience that brings is installed again.

In this embodiment, the structure of the pulling member 22 specifically includes a translation stage 221, a rotation plate 222 and two clamping rods 223, the rotation plate 222 is rotatably disposed at the lower portion of the translation stage 221, and two clamping rods 223 are fixed up and down on one side of the rotation plate 222, the distance between the two clamping rods 223 is the same as the distance between the two upper and lower bolt holes 6 of the first lining plate 3 or the second lining plate 5, a small boss 224 is disposed on one side of the circumference of the clamping rod 223 far from the rotation plate 222, and the sum of the outer diameter of the clamping rod 223 and the height of the small boss 224 is smaller than the diameter of the bolt hole 6 on the first lining plate 3 or the second lining plate 5. In addition, the clamping pull rod 223 structure arranged in the pulling part 22 can extend the clamping pull rod 223 into the bolt hole 6 of the lining plate, so that the lining plate can be grabbed, and the lining plate grabbing device is convenient to operate, time-saving and labor-saving. The translation stage 221 may be caught on the carriage 21 to slide on the carriage 21. Specifically, the translation table 221 includes a height adjusting member 2211, a lead screw matching sleeve 2212 and a clamping plate 2213, the height adjusting member 2211 with adjustable height is fixed on the lower portion of the clamping plate 2213, the lower end of the height adjusting member 2211 is connected with the rotation plate 222 in a rotating matching manner, a lead screw matching sleeve 2212 is arranged on the upper portion of the clamping plate 2213, a threaded hole is formed in the lead screw matching sleeve 2212 on one translation table 221 and is in threaded matching with the adjusting lead screw 23, and the lead screw matching sleeve 2212 on the other translation table 221 is in rotating matching with the adjusting lead screw 23. The height adjusting member 2211 comprises a threaded shaft 22111 and a threaded cylinder 22112, the threaded cylinder 22112 is fixed on the lower portion of the clamping plate 2213, the threaded shaft 22111 is connected with the threaded cylinder 22112 in a matching manner, and the rotating plate 222 is rotatably connected with the threaded shaft 22111.

The implementation principle of the embodiment is as follows: the method mainly comprises the following implementation steps:

1) mounting bolts of the first lining plate 3 and the second lining plate 5 are manually disassembled, the movable bottom plate 11 is horizontally placed at the bottom of the sleeve of the universal spindle 4, and the tightly-pushing fixing part 1 is placed on the movable bottom plate 11;

2) the four adjusting screws 121 are respectively rotated to enable the sleeve 123 to move upwards on the adjusting screws 121 until the upper part of the pre-tightening platform 125 contacts and tightly pushes the inner wall of the sleeve of the universal joint shaft 4, and then the tightly-pushing fixing part 1 is fixed in the sleeve of the universal joint shaft 4;

3) the disassembly moving part 2 is pushed, so that the two clamping pull rods 223 on one of the pulling parts 22 are aligned with one pair of upper and lower bolt holes 6 on the first lining plate 3, then the adjusting screw 23 is rotated, and the other pulling part 22 moves under the adjustment of the adjusting screw 23 until the two clamping pull rods 223 of the other pulling part 22 are aligned with the other pair of upper and lower bolt holes 6 on the first lining plate 3;

4) the two pulling parts 22 are pushed to move towards the direction of the first lining plate 3, the clamping pull rod 223 is inserted into the bolt hole 6 of the first lining plate 3, and the two pulling parts 22 are continuously pushed until the small boss 224 on the clamping pull rod 223 completely leaks out of the other side of the first lining plate 3;

5) rotating the threaded shaft 2211 to enable the rotating plate 222 to ascend until the small boss 224 can clamp the side face of the lining plate I3; then the pulling piece 22 is pushed in the direction away from the lining plate I3 until the lining plate I3 is pulled out from the circumferential wall of the sleeve of the universal joint shaft 4;

6) the pulling piece 22 is pulled to move towards the cylinder opening direction of the universal joint shaft 4 until reaching the limit position;

7) taking down the first lining plate 3 from the clamping pull rod 223, hanging a new lining plate 3 on the clamping pull rod 223, and pushing the pulling piece 22 to the universal joint shaft 4 until the first lining plate 3 corresponds to the mounting position on the universal joint shaft 4; then the pulling piece 22 is pushed towards the mounting position of the lining plate I3 until the lining plate I3 is mounted on the circumferential wall of the universal joint shaft 4;

8) rotating the threaded shaft 2211 in the direction opposite to the rotating direction of the threaded shaft 2211 in the step 5), so that the rotating plate 222 descends until the small boss 224 cannot clamp the lining plate I3, and then pulling the pulling rod 22 out of the bolt hole 6 of the lining plate I3;

9) rotating the rotating plate 222180 degrees so that the clamping pull rod 223 faces the second lining plate 5 on the opposite side, and replacing the second lining plate 5 in the same way as in the steps 3) -8);

10) rotating the sleeve 123 to enable the sleeve 123 to descend until the pre-tightening platform 125 is separated from the inner wall of the sleeve of the universal joint shaft 4, then taking out the whole device except the movable bottom plate 11, and finally taking out the movable bottom plate 11;

11) and mounting bolts of the first lining plate 3 and the second lining plate 5 are manually mounted.

The utility model has very good beneficial technical effects: the device can be fixed in a sleeve of the universal spindle by tightly pushing the fixed part 1, and the disassembly and assembly of the lining plate can be completed by manually adjusting the disassembly moving part 2, so that the device is labor-saving and convenient, and avoids the phenomena of difficult assembly and disassembly, easy hand squeezing and hand smashing caused by difficult grabbing of the lining plate;

in the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. It should be understood that the detailed description and specific examples, while indicating the utility model, are given by way of illustration only, since various other embodiments will become apparent to those skilled in the art upon reference to the following detailed description.

Claims (10)

1. The utility model provides a device is changed to universal spindle sleeve welt which characterized in that: including top tight fixed part (1) and dismantlement removal portion (2), dismantlement removal portion (2) drive mobilizable setting in top tight fixed part (1) of welt (3), the adjustable top tight of top tight fixed part (1) fix in the sleeve of universal spindle (4).

2. The universal joint shaft sleeve liner replacing device as claimed in claim 1, wherein: the tight fixed part in top (1) including activity bottom plate (11), pretension regulation post (12), long connecting rod (13), short connecting rod (14), the horizontally place of activity bottom plate (11) in universal joint axle (4) sleeve bottom, pretension regulation post (12) quantity have four, link to each other one by one through long connecting rod (13) and short connecting rod (14) respectively, constitute a rectangle, pretension regulation post (12) place on activity bottom plate (11) upper portion.

3. The universal joint shaft sleeve liner replacing device as claimed in claim 2, wherein: the pre-tightening adjusting column (12) comprises an adjusting screw rod (121), a nut (122), a sleeve (123), a connector (124) and a pre-tightening platform (125), the bottom of the sleeve (123) is fixedly connected with the nut (122), the upper portion is fixedly connected with the connector (124), the pre-tightening platform (125) is fixed on the upper portion of the connector (124), and the nut (122) is connected with the adjusting screw rod (121) in a matched mode.

4. A universal joint shaft sleeve liner replacement device as claimed in claim 3, wherein: the bottom of the adjusting screw rod (121) is welded with a flat plate (126), the flat plate (126) is circular, and the diameter of the flat plate (126) is larger than that of the bottom of the screw rod (121).

5. A universal joint shaft sleeve liner replacement device as claimed in claim 3, wherein: the connector (124) is a cylinder, four insertion holes (1241) are uniformly distributed on the circumferential surface of the connector, and the insertion holes (1241) are connected with the long connecting rod (13) and the short connecting rod (14) in a matching manner.

6. A universal joint shaft sleeve liner changing apparatus according to any one of claims 1 to 5, wherein: the disassembly moving part (2) comprises two sliding carriages (21), two pull pieces (22) capable of pulling a first lining plate (3) or a second lining plate (5) and an adjusting lead screw (23), the two pull pieces (21) are arranged on the jacking fixing part (1) in a sliding and detachable manner, the pull pieces (22) are arranged on the sliding carriages (21) in a sliding manner respectively, the sliding direction of the pull pieces (22) is perpendicular to the sliding direction of the sliding carriages (21), and the two pull pieces (22) are connected in a matching manner through the adjusting lead screw (23) capable of adjusting the relative distance between the two pull pieces.

7. The universal joint shaft sleeve liner replacing device as claimed in claim 6, wherein: the pulling piece (22) comprises a translation table (221), a rotating plate (222) and clamping pull rods (223), the rotating plate (222) is rotatably arranged at the lower part of the translation table (221), two clamping pull rods (223) are fixed on one side of the rotating plate up and down, the distance between the two clamping pull rods (223) is the same as the distance between the upper bolt hole (6) and the lower bolt hole (6) in the first lining plate (3) or the second lining plate (5), a small boss (224) is arranged on one side, far away from the rotating plate (222), of the circumference of each clamping pull rod (223), and the sum of the outer diameter of each clamping pull rod (223) and the height of each small boss (224) is smaller than the diameter of the bolt hole (6) in the first lining plate (3) or the second lining plate (5).

8. The universal joint shaft sleeve liner replacing device as claimed in claim 7, wherein: translation platform (221) including height-adjusting spare (2211), lead screw cooperation cover (2212), cardboard (2213) lower part be fixed with height-adjusting spare (2211) that highly can adjust, height-adjusting spare (2211) lower extreme is connected with rotor plate (222) normal running fit, cardboard (2213) upper portion is equipped with a lead screw cooperation cover (2212), lead screw cooperation cover (2212) on one of them translation platform (221) is opened threaded hole, with adjusting lead screw (23) screw-thread fit, lead screw cooperation cover (2212) and adjusting lead screw (23) normal running fit of another translation bench (221).

9. The universal joint shaft sleeve liner replacing device as claimed in claim 8, wherein: the height adjusting piece (2211) comprises a threaded shaft (22111) and a threaded cylinder (22112), the threaded cylinder (22112) is fixed at the lower part of the clamping plate (2213), the threaded shaft (22111) is matched and connected with the threaded cylinder (22112), and the rotating plate (222) is rotatably connected with the threaded shaft (22111).

10. The universal joint shaft sleeve liner replacing device as claimed in claim 6, wherein: and a protruding rotating handle (231) is arranged at one end part of the adjusting screw rod (23).

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