CN216576686U - Clamp for processing end cover connecting hole on window surface of semi-axle housing - Google Patents

Abstract

The utility model discloses a semi-axle housing window surface processing end cover connecting hole clamp which comprises an installation plate, wherein a supporting seat is fixedly connected onto the installation plate, a positioning block is fixedly connected onto the supporting seat, a positioning groove is formed in the upper surface of the positioning block, two sliding blocks are connected into the positioning groove in a sliding mode, positioning rods are fixedly connected onto the two sliding blocks respectively, racks are fixedly connected onto the side walls, close to each other, of the two sliding blocks respectively, a gear is arranged in the positioning groove in a rotating mode and meshed with the two racks, a driving motor is installed on the installation plate, and the output end of the driving motor is connected with a rotating rod through a coupler. The movable positioning rods are arranged, so that the semi-axis shell can be conveniently and quickly positioned, the semi-axis shell is prevented from transversely sliding in the drilling process, the drilling precision is ensured, and after the semi-axis shell is machined, the two positioning rods are close to each other and are separated from the semi-axis shell, so that the semi-axis shell can be conveniently taken and placed.

Description

Clamp for processing end cover connecting hole on window surface of semi-axle housing

Technical Field

The utility model relates to the field of clamp devices, in particular to a clamp for machining an end cover connecting hole in a window surface of a half-axle shell.

Background

The half shaft is a shaft for transmitting torque between a speed reducer of the gearbox and a driving wheel, the inner end and the outer end of the half shaft are respectively provided with a universal joint which is respectively connected with a gear of the speed reducer and an inner ring of a hub bearing through a spline on the universal joint, an end cover connecting hole needs to be processed on the window surface of the half shaft shell in the production and processing process of the half shaft shell, and the half shaft shell is cylindrical in main body and is not easy to position and clamp in processing.

Through retrieval, the national patent publication No. CN205765130U discloses a fixture for processing an end cover connecting hole on a window surface of a half-axle shell, which comprises a support, a connecting block arranged at the bottom of the support and clamping devices arranged at two sides of the support, the utility model has simple structure and convenient use, a bolt penetrates through a threaded connecting hole on the connecting block to fixedly connect the support to a machine table, the half-axle shell is sleeved on a main positioning pin and is positioned by the main positioning pin, an auxiliary positioning pin and the top surface of the support, namely one positioning surface is positioned by two positioning pins, after positioning is completed, a pressing plate is pushed to enable a semicircular hole at the inner side of the pressing plate to be sleeved on a rotating shaft, and then a clamping oil cylinder is pushed to move, so that the front end of the pressing plate is tightly pressed on a circular ring bulge at the bottom of the half-axle shell.

Although this scheme can effectively be fixed to the semi-axis shell, nevertheless because the rigidity of main locating pin, assistance locating pin leads to getting of semi-axis shell around the processing to put very inconveniently to at the during operation, the location of semi-axis shell with compress tightly work and need step-by-step operation to go on, complex operation is hard, is unfavorable for work efficiency's improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of inconvenience in taking and placing and low working efficiency in the prior art, and provides a half-axle housing window surface end cover connecting hole machining clamp which is convenient to take and place and high in working efficiency.

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

half axle housing window face processing end cover connecting hole anchor clamps, including the mounting panel, fixedly connected with supporting seat on the mounting panel, fixedly connected with locating piece on the supporting seat, the upper surface of locating piece is provided with the constant head tank, sliding connection has two sliders, two in the constant head tank equal fixedly connected with locating lever, two on the slider respectively fixedly connected with rack on the lateral wall that the slider is close to each other, the constant head tank internal rotation is provided with the gear, gear and two equal meshing of rack, install driving motor on the mounting panel, driving motor's output has the dwang through the coupling joint, the upper end of dwang extend to in the constant head tank and with gear fixed connection, be provided with hold-down mechanism on the locating piece.

Preferably, threaded mounting holes are formed in four corners of the mounting plate.

Preferably, the bottom surface of constant head tank is provided with the spacing groove, two fixedly connected with stopper on the slider, the stopper slides and sets up in the spacing inslot.

Preferably, the supporting seat is composed of a plurality of C-shaped plates, and the upper ends and the lower ends of the C-shaped plates are respectively fixed with the positioning blocks and the mounting plate through bolts.

Preferably, hold-down mechanism includes lifter plate, two pressure strips and two guide bars, two the locating piece is all run through to the guide bar, and two the lower extreme of guide bar passes through lifter plate fixed connection, be provided with the screw thread on the lateral wall of dwang, the dwang run through the lifter plate and with lifter plate screw-thread fit, two the upper end of two root guide bars of pressure strip difference fixed connection.

Preferably, the guide rod is sleeved with a linear bearing, and the linear bearing is fixedly connected to the positioning block.

Preferably, the pressing plates are of a fan-shaped structure, and the two pressing plates are symmetrically arranged around the rotating rod.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the two positioning rods are arranged and tightly pressed on the side wall of the inner ring of the half-axle shell to quickly position the half-axle shell, so that the half-axle shell is prevented from transversely sliding in the drilling process, the drilling precision is ensured, and after the processing is finished, the two positioning rods are close to each other and are separated from the half-axle shell, so that the half-axle shell is conveniently taken and placed.

2. According to the utility model, the two pressing plates can move in the vertical direction and are pressed on the circular ring bulge at the bottom of the half-shaft shell to fix the half-shaft shell to swing up and down, and the pressing plates move by taking the rotating rod as a driving force without arranging an additional power driving device, so that the positioning and pressing work of the half-shaft shell is synchronously carried out and the matching is tight.

Drawings

FIG. 1 is a schematic structural view of a fixture for processing an end cover connecting hole on a window surface of a half-axle housing according to the present invention;

FIG. 2 is a schematic view of a top view of a positioning groove of a fixture for processing an end cover connecting hole on a window surface of a half-axle housing according to the present invention;

fig. 3 is a schematic structural diagram of a pressing plate of the fixture for processing the end cover connecting hole on the window surface of the axle housing.

In the figure: the device comprises a mounting plate 1, a supporting seat 2, a positioning block 3, a positioning groove 4, a sliding block 5, a positioning rod 6, a rack 7, a driving motor 8, a rotating rod 9, a gear 10, a threaded mounting hole 11, a limiting block 12, a C-shaped plate 13, a bolt 14, a lifting plate 15, a pressing plate 16, a guide rod 17 and a linear bearing 18.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, axle housing window face processing end cover connecting hole anchor clamps, including mounting panel 1, the four corners department of mounting panel 1 all is provided with screw thread mounting hole 11, screw thread mounting hole 11 internal screw-thread fit has hexagon screw, with mounting panel 1 fixed mounting on the board, fixedly connected with supporting seat 2 on mounting panel 1, fixedly connected with locating piece 3 on the supporting seat 2, it should explain, supporting seat 2 comprises polylith C shaped plate 13, the upper end and the lower extreme of C shaped plate 13 pass through bolt 14 and are fixed with locating piece 3 and mounting panel 1 respectively, the upper surface of locating piece 3 is provided with constant head tank 4, sliding connection has two sliders 5 in constant head tank 4, it needs to notice that, the bottom surface of constant head tank 4 is provided with the spacing groove, fixedly connected with stopper 12 on two sliders 5, stopper 12 slides and sets up in the spacing inslot, make slider 5 only can slide along the spacing groove direction.

According to the utility model, the two sliding blocks 5 are fixedly connected with the positioning rods 6, the side walls, close to each other, of the two sliding blocks 5 are respectively and fixedly connected with the racks 7, the gear 10 is arranged in the positioning groove 4 in a rotating mode, the gear 10 is meshed with the two racks 7, the mounting plate 1 is provided with the driving motor 8, the output end of the driving motor 8 is connected with the rotating rod 9 through the coupler, the upper end of the rotating rod 9 extends into the positioning groove 4 and is fixedly connected with the gear 10, the two positioning rods 6 are tightly pressed on the side wall of the inner ring of the axle housing and are rapidly positioned to prevent the axle housing from transversely sliding in the drilling process, the drilling precision is ensured, and after the machining is finished, the two positioning rods 6 are close to each other and are separated from the axle housing, so that the axle housing can be conveniently taken and placed.

In the utility model, a pressing mechanism is arranged on a positioning block 3, the pressing mechanism comprises a lifting plate 15, two pressing plates 16 and two guide rods 17, the two guide rods 17 all penetrate through the positioning block 3, it should be noted that a linear bearing 18 is sleeved outside the guide rods 17, the linear bearing 18 is fixedly connected on the positioning block 3, so that the guide rods 17 can stably slide on the positioning block 3, the lower ends of the two guide rods 17 are fixedly connected through the lifting plate 15, the outer side wall of a rotating rod 9 is provided with threads, the rotating rod 9 penetrates through the lifting plate 15 and is in threaded fit with the lifting plate 15, the two pressing plates 16 are respectively and fixedly connected with the upper ends of the two guide rods 17, the pressing plates 16 are of a fan-shaped structure, the two pressing plates 16 are symmetrically arranged relative to the rotating rod 9, the two pressing plates 16 can move in the vertical direction and are pressed on a circular ring bulge at the bottom of a half-axle housing for fixing the half-axle housing to shake up and down, and the pressing plate 16 moves by taking the rotating rod 9 as a driving force, an additional power driving device is not needed, so that the positioning and pressing work of the semi-axle shell is synchronously carried out, and the matching is tight.

When the device is used, firstly, a hexagon screw penetrates through the threaded mounting hole 11, the mounting plate 1 is fixed on a machine table, a half-shaft shell to be processed is placed on the positioning block 3, the two positioning rods 6 are positioned in the half-shaft shell, the driving motor 8 is started to drive the rotating rod 9 to rotate in the forward direction, the rotating rod 9 drives the gear 10 to rotate, the gear 10 is meshed with the two racks 7, then the two sliding blocks 5 are driven by the two racks 7 to move in the direction away from each other until the two positioning rods 6 are tightly pressed on the side wall of the inner ring of the half-shaft shell, the fast positioning is carried out on the half-shaft shell, the transverse sliding of the half-shaft shell in the drilling process is prevented, the drilling precision is ensured, and after the processing is finished, the two positioning rods 6 are close to each other and are separated from the half-shaft shell, so that the half-shaft shell can be conveniently taken and placed;

and, because dwang 9 and 15 screw-thread fit of lifter plate, lifter plate 15 can't rotate under two guide bar 17's limiting displacement, then dwang 9 forward when rotating, drive lifter plate 15 downstream, then drive two clamp plates 16 through two guide bar 17 and move down, and compress tightly on the bottom ring arch of semi-axis shell, be used for fixed semi-axis shell to rock from top to bottom, clamp plate 16 uses dwang 9 to remove as drive power, need not to set up extra power drive device, make location and the work of compressing tightly going on in step to semi-axis shell, and the cooperation is inseparable, can carry out drilling processing this moment.

After the processing is completed, the driving motor 8 drives the rotating rod 9 to rotate reversely, so that the two positioning rods 6 are close to each other, the two pressing plates 16 move upwards to reset, the processed half-axle shell can be taken down easily, and the half-axle shell is convenient to replace.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (7)

1. End cover connecting hole processing clamp for window surface of half-axle shell, comprising a mounting plate (1) and is characterized in that a supporting seat (2) is fixedly connected onto the mounting plate (1), a positioning block (3) is fixedly connected onto the supporting seat (2), a positioning groove (4) is arranged on the upper surface of the positioning block (3), two sliders (5) are slidably connected into the positioning groove (4), two positioning rods (6) are fixedly connected onto the sliders (5), racks (7) are fixedly connected onto the side walls, close to each other, of the sliders (5), a gear (10) is rotationally arranged in the positioning groove (4), the gear (10) is meshed with the two racks (7), a driving motor (8) is mounted on the mounting plate (1), and the output end of the driving motor (8) is connected with a rotating rod (9) through a coupler, the upper end of the rotating rod (9) extends into the positioning groove (4) and is fixedly connected with the gear (10), and the positioning block (3) is provided with a pressing mechanism.

2. The clamp for machining the end cover connecting hole on the window surface of the axle housing according to the claim 1, is characterized in that the four corners of the mounting plate (1) are provided with threaded mounting holes (11).

3. The fixture for machining the end cover connecting hole on the window surface of the axle housing according to claim 1, wherein a limiting groove is formed in the bottom surface of the positioning groove (4), limiting blocks (12) are fixedly connected to the two sliding blocks (5), and the limiting blocks (12) are slidably arranged in the limiting groove.

4. The half-axle housing window surface machining end cover connecting hole clamp as claimed in claim 1, wherein the supporting seat (2) is composed of a plurality of C-shaped plates (13), and the upper ends and the lower ends of the C-shaped plates (13) are respectively fixed with the positioning block (3) and the mounting plate (1) through bolts (14).

5. The semi-axle housing window surface machining end cover connecting hole clamp as claimed in claim 1, wherein the pressing mechanism comprises a lifting plate (15), two pressing plates (16) and two guide rods (17), the two guide rods (17) both penetrate through the positioning block (3), the lower ends of the two guide rods (17) are fixedly connected through the lifting plate (15), threads are arranged on the outer side wall of the rotating rod (9), the rotating rod (9) penetrates through the lifting plate (15) and is in threaded fit with the lifting plate (15), and the two pressing plates (16) are respectively and fixedly connected to the upper ends of the two guide rods (17).

6. The clamp for machining the end cover connecting hole on the window surface of the axle housing according to claim 5, wherein a linear bearing (18) is sleeved outside the guide rod (17), and the linear bearing (18) is fixedly connected to the positioning block (3).

7. The clamp for machining the end cover connecting hole on the window surface of the axle housing according to the claim 5, is characterized in that the pressing plate (16) adopts a fan-shaped structure, and the two pressing plates (16) are symmetrically arranged around the rotating rod (9).

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