CN214979395U - Turning clamp for inner ring of bearing seat - Google Patents

Abstract

The utility model discloses a bearing frame inner circle turning anchor clamps, including square base, base upper end central point puts the anchor clamps board that fixed connection is the rectangle, anchor clamps board central point puts fixed the inlaying and is equipped with the drive case, be equipped with the gear train in the drive case, four shifting chutes have been seted up along two diagonals on the anchor clamps board, and the one end that is close to mutually of four shifting chutes extends to four outer wall departments of drive case respectively, four outer walls of drive case rotate jointly between respectively and the inner wall of four shifting chutes is connected with first threaded rod, every equal sliding connection has square movable block in the shifting chute, first threaded rod screw thread runs through the movable block that corresponds. The utility model discloses can stabilize centre gripping work to two kinds of different fixed modes to and the bearing frame of its equidimension not, improve the practicality of anchor clamps.

Description

Turning clamp for inner ring of bearing seat

Technical Field

The utility model relates to a bearing frame processing technology field especially relates to a bearing frame inner circle turning anchor clamps.

Background

The bearing is a lightweight part in modern mechanical equipment. Its main function is the support machinery rotator, be used for reducing the mechanical load coefficient of friction of equipment in transmission process, its precision, the performance, life-span and reliability are to the precision of host computer, the performance, life-span and reliability play decisive effect, need use the bearing frame when the installation bearing, for nimble installation bearing, the bearing frame usually has two kinds of mounting structure, one kind is through two bolt hole vertical fixation on installing the face, a messenger is fixed on installing the face through the bolt hole parallel of four rectangle distributions, two kinds of bearing frames select for use according to actual conditions.

In the prior art, when the inner ring of the bearing seat is turned, the bearing seat needs to be clamped and fixed by using a clamp, the existing clamp cannot effectively clamp and fix the bearing seats of two different mounting structures, and the size of the clamping bearing seat is single.

Therefore, we propose a turning fixture for the inner ring of the bearing seat to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the turning anchor clamps in bearing frame that provide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a turning clamp for an inner ring of a bearing seat comprises a square base, wherein a rectangular clamp plate is fixedly connected to the center of the upper end of the base, a driving box is fixedly embedded in the center of the clamp plate, a gear set is arranged in the driving box, four moving grooves are formed in the clamp plate along two diagonal lines, the adjacent ends of the four moving grooves respectively extend to the four outer walls of the driving box, first threaded rods are respectively and rotatably connected between the four outer walls of the driving box and the inner walls of the four moving grooves, square moving blocks are respectively and slidably connected in each moving groove, the first threaded rods penetrate through the corresponding moving blocks, the four moving blocks are circumferentially arranged by taking the driving box as the circle center, inserting rods are vertically and fixedly connected to the upper ends of the four moving blocks, and a motor is fixedly installed at the upper end of the base and at one included angle of the clamp plate, the output of motor rotates along the diagonal of anchor clamps board and inserts in the anchor clamps board and with the one end fixed connection of the first threaded rod that corresponds, the base upper end just has the side to be the installation deckle board of the type of falling U at the equal fixed mounting in the both sides position of anchor clamps board, vertical rotation is connected with the second threaded rod that two front and back intervals set up on the installation deckle board, two the second threaded rod all rotates and extends to installation deckle board top, two on the second threaded rod and be common threaded connection for clamp plate, two in the installation deckle board inboard the clamp plate extends to anchor clamps board top.

Preferably, the four first threaded rods are all rotatably penetrated into the driving box and are fixedly connected with bevel gears, and the four bevel gears are sequentially vertically meshed.

Preferably, the rotation directions of two adjacent first threaded rods are opposite.

Preferably, the peripheral surface of the inserted bar is fixedly sleeved with a rubber block.

Preferably, a box door is arranged at the upper end of the driving box, and the upper end of the box door and the upper end of the clamp plate are located on the same plane.

Preferably, belt pulleys are fixedly sleeved at the upper ends of the four second threaded rods, and a transmission belt is sleeved on the two belt pulleys located on the same side.

Preferably, the upper ends of the two second threaded rods positioned at the rear side are fixedly connected with rotating blocks.

Compared with the prior art, the device has the advantages that:

through a motor, but four inserted bars of simultaneous control keep away from mutually or lean on to advance the removal mutually along anchor clamps board diagonal in step, change the interval between four inserted bars then, in order to satisfy the position of the bolt hole that corresponds the not equidimension bearing frame, reason inserted bar inserts the bolt hole, can make the bearing frame can't take place to remove on the horizontal direction, and then cooperation clamp plate restriction it reciprocates, can accomplish the fixing to the bearing frame, and utilize four inserted bars to carry out spacing bearing frame to two mounting structure and carry out centre gripping work, the practicality of device has been improved greatly.

Drawings

Fig. 1 is a perspective view of a turning fixture for an inner ring of a bearing seat according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a perspective view of a structure of a driving box in a turning fixture for inner rings of bearing seats, which is provided by the present invention.

In the figure: the device comprises a base 1, a clamp plate 2, a drive box 3, a moving groove 4, a first threaded rod 5, a moving block 6, a bevel gear 7, an inserted rod 8, a motor 9, an installation frame plate 10, a second threaded rod 11, a belt wheel 12, a rotating block 13, a pressing plate 14 and a box door 15.

Detailed Description

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

Referring to fig. 1-3, a turning fixture for inner rings of bearing seats, comprising a square base 1, a rectangular fixture plate 2 fixedly connected to the center of the upper end of the base 1, a driving box 3 fixedly embedded in the center of the fixture plate 2, a gear set arranged in the driving box 3, a box door 15 arranged on the upper end of the driving box 3, the upper end of the box door 15 and the upper end of the fixture plate 2 being in the same plane for facilitating maintenance of the gear set, the box door 15 not interfering with the clamping operation of the bearing seats, four moving grooves 4 arranged along two diagonal lines on the fixture plate 2, the adjacent ends of the four moving grooves 4 respectively extending to the four outer walls of the driving box 3, first threaded rods 5 respectively rotatably connected between the four outer walls of the driving box 3 and the inner walls of the four moving grooves 4, the four first threaded rods 5 rotatably penetrating into the driving box 3 and fixedly connected with bevel gears 7, four bevel gears 7 are vertically meshed in sequence, and when one first threaded rod 5 rotates, the other three first threaded rods 5 also synchronously rotate under the action of the gear set.

All sliding connection has square movable block 6 in every moving groove 4, first threaded rod 5 screw thread runs through corresponding movable block 6, four movable blocks 6 use drive box 3 as centre of a circle circumference setting, the revolve to opposite of two adjacent first threaded rod 5, when four first threaded rod 5 rotate simultaneously, the direction of rotation of two relative first threaded rod 5 is opposite, cooperate adjacent first threaded rod 5 to revolve to opposite then, can make four movable blocks 6 of threaded sleeve on four first threaded rod 5 carry out synchronous removal of keeping away from mutually or leaning on mutually. The equal vertical fixedly connected with inserted bar 8 in four movable blocks 6 upper ends, the fixed cover of 8 outer peripheral faces of inserted bar is equipped with the block rubber, and inserted bar 8 is used for inserting the bolt hole of bearing frame downthehole, and then carries on spacingly to the bearing frame, and the effect of block rubber can not the bolt hole of wearing and tearing when fixed. A motor 9 is fixedly arranged at the upper end of the base 1 and at one included angle of the clamp plate 2, the output end of the motor 9 is rotatably inserted into the clamp plate 2 along the diagonal line of the clamp plate 2 and is fixedly connected with one end of the corresponding first threaded rod 5, then the positive and negative rotation of the motor 9 can drive the movement of the four inserted rods 8, the upper end of the base 1 and at the two sides of the clamp plate 2 are fixedly provided with an installation frame plate 10 with the side surface in an inverted U shape, the installation frame plate 10 is vertically and rotatably connected with two second threaded rods 11 arranged at intervals in the front and back, the two second threaded rods 11 are rotatably extended to the upper part of the installation frame plate 10, the two second threaded rods 11 are connected with a pressing plate 14 through common threads at the inner side of the installation frame plate 10, the two pressing plates 14 are extended to the upper part of the clamp plate 2, belt pulleys 12 are fixedly sleeved at the upper ends of the four second threaded rods 11, and a common driving belt is arranged on the two belt pulleys 12 at the same side, the upper ends of the two second threaded rods 11 positioned on the rear side are fixedly connected with the rotating blocks 13, the two second threaded rods 11 positioned on the same side can be driven to synchronously rotate through the rotating blocks 13, and then the pressing plate 14 is controlled to move, so that the bearing seat can be pressed tightly, and the bearing seat cannot move up and down.

Use the utility model discloses the theory of operation as follows:

when the motor 9 rotates, the corresponding first threaded rod 5 can be directly driven to rotate, when the first threaded rod 5 rotates, the corresponding bevel gear 7 rotates, because the four bevel gears 7 are sequentially and vertically meshed, the other three first threaded rods 5 can also rotate, because the rotating directions of the two adjacent first threaded rods 5 are opposite, and the rotating directions of the two opposite first threaded rods 5 are opposite, synchronous movement of the four moving blocks 6 can be realized, namely, the four inserting rods 8 can move synchronously and relatively along the moving grooves 4 under the driving of the motor 9, and the distance between the four inserting rods 8 can be freely changed.

When carrying out centre gripping work to the bearing frame through two bolt hole vertical fixation, only need to correspond the cover with two bolt holes above it and establish on two horizontal inserted bars 8, carry out centre gripping work to the bearing frame through four bolt hole horizontal fixation and make, only need to correspond the cover with four bolt holes above it and establish on four inserted bars 8, can guarantee that these two kinds of bearing frames do not take place the horizontally and remove, two turning blocks 13 are rotated to the accessible after that, drive the second threaded rod 11 that corresponds and rotate, make threaded connection's clamp plate 14 move down with it, compress tightly the bearing frame on the clamp plate 2, make it unable to reciprocate, accomplish the tight work of clamp to these two kinds of bearing frames then.

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

Claims (7)

1. The turning clamp for the inner ring of the bearing seat comprises a square base (1) and is characterized in that a rectangular clamp plate (2) is fixedly connected to the center of the upper end of the base (1), a driving box (3) is fixedly embedded in the center of the clamp plate (2), a gear set is arranged in the driving box (3), four moving grooves (4) are formed in the clamp plate (2) along two diagonal lines, one ends, close to the four moving grooves (4), of the four moving grooves respectively extend to the four outer walls of the driving box (3), first threaded rods (5) are respectively and rotatably connected between the four outer walls of the driving box (3) and the inner walls of the four moving grooves (4) together, square moving blocks (6) are respectively and slidably connected in each moving groove (4), threads of the first threaded rods (5) penetrate through the corresponding moving blocks (6), and the four moving blocks (6) are circumferentially arranged by taking the driving box (3) as the circle center, the upper ends of the four moving blocks (6) are vertically and fixedly connected with inserting rods (8), the upper end of the base (1) is fixedly provided with a motor (9) at one included angle of the clamp plate (2), the output end of the motor (9) rotates along the diagonal of the clamp plate (2) to be inserted into the clamp plate (2) and is fixedly connected with one end of a corresponding first threaded rod (5), the upper end of the base (1) is fixedly provided with an installation frame plate (10) with an inverted U-shaped side surface at the two sides of the clamp plate (2), the installation frame plate (10) is vertically and rotatably connected with two second threaded rods (11) arranged at intervals in the front and back, the two second threaded rods (11) rotate to extend to the upper part of the installation frame plate (10), the two second threaded rods (11) are connected with a pressing plate (14) through common threads at the inner side of the installation frame plate (10), the two pressure plates (14) extend above the clamp plate (2).

2. The turning clamp for the inner ring of the bearing seat as claimed in claim 1, wherein four first threaded rods (5) are rotatably penetrated into the driving box (3) and fixedly connected with bevel gears (7), and the four bevel gears (7) are vertically meshed in sequence.

3. The turning fixture for the inner ring of the bearing seat as claimed in claim 1, wherein the turning directions of two adjacent first threaded rods (5) are opposite.

4. The turning fixture for the inner ring of the bearing pedestal as claimed in claim 1, wherein a rubber block is fixedly sleeved on the outer peripheral surface of the inserted rod (8).

5. The turning clamp for the inner ring of the bearing seat is characterized in that a box door (15) is arranged at the upper end of the driving box (3), and the upper end of the box door (15) and the upper end of the clamp plate (2) are positioned on the same plane.

6. The turning clamp for the inner ring of the bearing seat as claimed in claim 1, wherein the four second threaded rods (11) are fixedly sleeved with belt pulleys (12), and two belt pulleys (12) on the same side are sleeved with a transmission belt together.

7. The turning clamp for the inner ring of the bearing seat is characterized in that a rotating block (13) is fixedly connected to the upper ends of the two second threaded rods (11) on the rear side.

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