CN216657712U

CN216657712U - Differential mechanism casing processing test centre gripping frock

Info

Publication number: CN216657712U
Application number: CN202220008244.4U
Authority: CN
Inventors: 王铁帅; 李刚; 段宗宏; 崔明美
Original assignee: Jinan Zhihe Mechanical Equipment Processing Co ltd
Current assignee: Jinan Zhihe Mechanical Equipment Processing Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-06-03
Anticipated expiration: 2032-01-04

Abstract

The utility model belongs to the field of differentials, and particularly discloses a clamping tool for machining and testing a differential shell, which comprises a base, wherein the top of the base is fixedly connected with a side plate, the top of the side plate is fixedly connected with a top plate, the bottom of the top plate is movably connected with a linkage main plate through a driving mechanism, two ends of the linkage main plate are fixedly connected with inclined rods, and the bottoms of the inclined rods are fixedly connected with a sliding seat. Rotate the crank through the setting and drive the lead screw and rotate, can let two sets of slip tables be close to each other or keep away from, thereby let the locating lever aim at the trompil of differential mechanism top ring flange, later under electric telescopic handle's effect, pass the locating lever in the ring flange trompil inserts spacing recess, reach the accurate location to differential mechanism, cooperation ball end stabilizer bar and holding down plate are fixed to differential mechanism casing simultaneously, make differential mechanism casing reduce in the course of working and rock, promote the degree of stability when testing differential mechanism casing.

Description

Differential mechanism casing processing test centre gripping frock

Technical Field

The utility model belongs to the field of differentials, and particularly discloses a clamping tool for machining and testing a differential shell.

Background

The automobile differential mechanism is a mechanism which can enable a left driving wheel and a right driving wheel to rotate at different rotating speeds, mainly comprises a left half shaft gear, a right half shaft gear, two planetary gears and a gear carrier, and has the functions of enabling left wheels and right wheels to roll at different rotating speeds when an automobile turns or runs on an uneven road surface, namely ensuring that the driving wheels at two sides do pure rolling motion, and a flange plate is usually integrally formed at the end part of a speed reducer so as to facilitate the installation process in the using process. At retarder housing's process test link, detect, intensity if the external diameter detects, all need the centre gripping frock to fix retarder housing, and retarder housing among the prior art divides batch to be different size, and current frock adaptability is poor, and the adaptation is fixed in a flexible way, secondly, because the appearance is roughly cylindric, takes place to rotate during consequently the centre gripping easily, is difficult to press from both sides tightly.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a clamping fixture for machining and testing a differential case to solve the problems in the prior art.

In order to achieve the above purpose, the utility model provides a clamping tool for machining and testing a differential shell, which comprises a base, the top of the base is fixedly connected with a side plate, the top of the side plate is fixedly connected with a top plate, the bottom of the top plate is movably connected with a linkage main plate through a driving mechanism, the two ends of the linkage main board are fixedly connected with inclined rods, the bottoms of the inclined rods are fixedly connected with sliding seats, the outer sides of the sliding seats are connected with the inner sides of the side plates in a sliding way, a limiting guide post is fixedly connected between the sliding seats at two sides, two sliding tables which are close to or far away from each other are connected between the sliding seats at two sides through a distance adjusting mechanism, the bottom of the sliding table is fixedly connected with a positioning rod, the top of the base is provided with a sliding groove, the inner wall of the sliding groove is fixedly connected with a first limit table, the inner wall sliding connection of spout has the spacing platform of second, spacing recess has all been seted up at the top of the spacing platform of first spacing platform and second.

In the above technical scheme, preferably, the driving mechanism includes an electric telescopic rod fixedly installed at the bottom of the top plate, and the bottom of the electric telescopic rod is fixedly connected with the top of the linkage main plate.

Preferably, roll adjustment mechanism is including rotating the lead screw of connection at the slide internal surface, the lead screw passes the internal surface and the looks screw-thread fit of two slip tables, rotates two slip tables of lead screw are close to each other or keep away from, the one end fixedly connected with crank of lead screw.

Preferably, the ball end stabilizing rod is fixedly connected to one side, close to the second limiting table, of the first limiting table, and the stud is rotatably connected to one side, close to the second limiting table, of the first limiting table.

Preferably, one end of the stud, which is far away from the first limiting table, is fixedly connected with a knob, and the stud penetrates through the outer surface of the second limiting table and is in threaded fit with the second limiting table.

Preferably, the bottom of the linkage main board is fixedly connected with a lower pressing rod, and the bottom of the lower pressing rod is fixedly connected with a lower pressing plate.

Compared with the prior art, the utility model has the following beneficial effects: rotate the crank through setting up and drive the lead screw and rotate, can let two sets of slip tables be close to each other or keep away from, thereby let the locating lever aim at the trompil of differential mechanism top ring flange, later under electric telescopic handle's effect, pass the locating lever in the ring flange trompil inserts spacing recess, reach the accurate location to differential mechanism, cooperation ball end stabilizer and holding down plate are fixed to differential mechanism casing simultaneously, make differential mechanism casing reduce in the course of working and rock, do benefit to the stability spacing to differential mechanism casing.

Drawings

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

FIG. 2 is a partial schematic view of a base of the present invention;

fig. 3 is an enlarged view of the utility model at a.

In the figure: 1. a base; 2. a side plate; 3. a top plate; 4. an electric telescopic rod; 5. linking the main board; 6. a diagonal bar; 7. a slide base; 8. a screw rod; 9. a crank; 10. a limiting guide post; 11. a sliding table; 12. positioning a rod; 13. a chute; 14. a first limit table; 15. a second limit table; 16. a limiting groove; 17. a ball end stabilizing rod; 18. a stud; 19. a knob; 20. a lower pressure lever; 21. and (5) pressing the plate downwards.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.

1-3, including base 1, base 1's top fixedly connected with curb plate 2, curb plate 2's top fixedly connected with roof 3, there is linkage mainboard 5 bottom of roof 3 through actuating mechanism swing joint, the both ends fixedly connected with down tube 6 of linkage mainboard 5, the bottom fixedly connected with slide 7 of down tube 6, the outside of slide 7 and the inboard sliding connection of curb plate 2, fixedly connected with spacing guide pillar 10 between the slide 7 of both sides, be connected with two slip tables 11 that are close to each other or keep away from the removal through the roll adjustment mechanism between the slide 7 of both sides, the bottom fixedly connected with locating lever 12 of slip table 11, spout 13 has been seted up at base 1's top, the first spacing platform 14 of inner wall fixedly connected with of spout 13, the inner wall sliding connection of spout 13 has the spacing platform 15 of second, spacing recess 16 has all been seted up at the top of first spacing platform 14 and the spacing platform 15 of second.

Actuating mechanism includes electric telescopic handle 4 of fixed mounting in roof 3 bottom, and electric telescopic handle 4's bottom and linkage mainboard 5's top fixed connection, and electric telescopic handle 4 in-process that reciprocates can drive linkage mainboard 5 and reciprocate, and then slides from top to bottom through the slide of 6 control slides 7 of down tube.

The roll adjustment mechanism is including rotating the lead screw 8 of connecting at 7 internal surfaces of slide, and lead screw 8 passes the internal surface of slip table 11 and looks screw-thread fit, and the one end fixedly connected with crank 9 of lead screw 8 rotates crank 9 and drives the rotation of lead screw 8, and two sets of slip tables 11 can be close to each other or keep away from under spacing of spacing guide pillar 10 this moment to the removal of linkage locating lever 12.

First spacing platform 14 and the equal fixedly connected with ball end stabilizer 17 in one side that second spacing platform 15 is close to mutually, first spacing platform 14 rotates in one side that is close to second spacing platform 15 and is connected with double-screw bolt 18, places differential mechanism casing behind spout 13, need stabilize differential mechanism casing through two sets of spacing platforms and ball end stabilizer 17.

The end of the stud 18 far away from the first limit table 14 is fixedly connected with a knob 19, the stud 18 penetrates through the outer surface of the second limit table 15 and is in threaded fit with the outer surface of the second limit table 15, and after the knob 19 is rotated to drive the stud 18 to rotate, the second limit table 15 can slide rightwards in the sliding groove 13 until the differential case is tightly supported by the two groups of ball end stabilizing rods 17.

The bottom of the linkage main board 5 is fixedly connected with a lower pressing rod 20, the bottom of the lower pressing rod 20 is fixedly connected with a lower pressing plate 21, and the linkage main board 5 moves downwards in a linkage mode after moving downwards, so that the lower pressing plate 21 moves downwards to abut against the surface of a flange plate of the differential case, and the stability of the differential case is improved.

The working principle is as follows: when the device is used, a differential shell is placed in a sliding groove 13, a knob 19 is rotated according to the size of the shell to enable a stud 18 to rotate, a second limiting table 15 slides rightwards along the sliding groove 13 until two groups of ball end stabilizing rods 17 tightly abut against the differential shell, a crank 9 is shaken to drive a screw rod 8 to rotate, two groups of symmetrical sliding tables 11 are gradually close under the action of limiting guide pillars 10, so that linkage positioning rods 12 are close to each other until the positioning rods 12 are basically aligned with openings of a flange of the differential shell, finally, a linkage main board 5 is driven to move downwards through an electric telescopic rod 4, the linkage main board 5 moves downwards while sliding a sliding seat 7 slides downwards along the inner sides of side plates 2 through inclined rods 6, the positioning rods 12 move downwards accordingly, the crank 9 is further shaken to finely adjust the position of the positioning rods 12 when the positioning rods 12 are not completely aligned with openings of the flange of the differential shell, until two sets of locating levers 12 pass the ring flange trompil and insert the spacing recess 16 that two sets of spacing bench tops were seted up, and the internal diameter of spacing recess 16 is the same with the diameter of locating lever 12, differential mechanism casing is lived by accurate location this moment, thereby be convenient for test go on, insert the in-process of spacing recess 16 at locating lever 12, push down pole 20 and holding down plate 21 can move down simultaneously, until holding down plate 21 tightly supports the ring flange top at differential mechanism casing, locating lever 12 just no longer continues deep into in spacing recess 16 this moment, cooperation ball end stabilizer 17 has further promoted the stability of differential mechanism casing in the course of working.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a differential mechanism casing processing test centre gripping frock, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a side plate (2), the top of the side plate (2) is fixedly connected with a top plate (3), the bottom of the top plate (3) is movably connected with a linkage main plate (5) through a driving mechanism, two ends of the linkage main plate (5) are fixedly connected with an inclined rod (6), the bottom of the inclined rod (6) is fixedly connected with a slide seat (7), the outer side of the slide seat (7) is in sliding connection with the inner side of the side plate (2), two sides of the slide seat (7) are fixedly connected with a limiting guide pillar (10), two sides of the slide seat (7) are connected with two sliding tables (11) which are close to or far away from each other through a distance adjusting mechanism, the bottom of each sliding table (11) is fixedly connected with a positioning rod (12), the top of the base (1) is provided with a sliding groove (13), and the inner wall of the sliding groove (13) is fixedly connected with a first limiting table (14), the inner wall sliding connection of spout (13) has spacing platform of second (15), spacing recess (16) have all been seted up at the top of first spacing platform (14) and spacing platform of second (15).

2. The differential case machining test clamping tool of claim 1, characterized in that: the driving mechanism comprises an electric telescopic rod (4) fixedly installed at the bottom of the top plate (3), and the bottom of the electric telescopic rod (4) is fixedly connected with the top of the linkage main board (5).

3. The differential case machining test clamping tool of claim 1, characterized in that: roll adjustment mechanism is including rotating lead screw (8) of connecting at slide (7) internal surface, lead screw (8) pass the internal surface and the looks screw-thread fit of two slip tables (11), rotate two slip tables (11) of lead screw (8) are close to each other or keep away from, the one end fixedly connected with crank (9) of lead screw (8).

4. The differential case machining test clamping tool of claim 1, characterized in that: first spacing platform (14) and second spacing platform (15) are close to equal fixedly connected with ball end stabilizer bar (17) in one side mutually, first spacing platform (14) are close to the one side of second spacing platform (15) and rotate and are connected with double-screw bolt (18).

5. The differential casing machining test clamping tool of claim 4, characterized by: one end, far away from the first limiting table (14), of the stud (18) is fixedly connected with a knob (19), and the stud (18) penetrates through the outer surface of the second limiting table (15) and is in threaded fit with the outer surface of the second limiting table.

6. The differential case machining test clamping tool of claim 1, characterized in that: the bottom of linkage mainboard (5) fixedly connected with depression bar (20), the bottom fixedly connected with holding down plate (21) of depression bar (20).