CN217914901U

CN217914901U - Differential mechanism casing centre gripping positioner

Info

Publication number: CN217914901U
Application number: CN202221718729.9U
Authority: CN
Inventors: 李强; 刘迎春; 毕丹
Original assignee: Chongqing Meishi Machinery Manufacturing Co ltd
Current assignee: Chongqing Meishi Machinery Manufacturing Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-29
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a differential mechanism shell clamping and positioning device, which comprises a supporting base, wherein the rear side of the top of the supporting base is fixedly connected with a rear side plate, and the top of the rear side plate is fixedly connected with a top plate; the threaded rod is arranged at the bottom of the inner side of the supporting base, two ends of the threaded rod are connected with the inner wall bearing of the supporting base, the left end of the threaded rod penetrates through the supporting base, and the left end of the threaded rod is fixedly connected with an adjusting wheel; the clamping plates are arranged on two sides of the interior of the supporting base, the supporting plate is arranged in the supporting base, and the clamping plates are arranged on two sides above the supporting plate; the dwang sets up support the inside of base, and the grip block is provided with two sections, two sections the grip block all is connected with the dead lever loose axle. The clamping and positioning device for the differential shell can conveniently and quickly clamp and position the differential shell, and can also adapt to clamping and limiting of differential shells with different sizes.

Description

Differential mechanism casing centre gripping positioner

Technical Field

The utility model relates to a positioning fixture field, concretely relates to differential mechanism casing centre gripping positioner.

Background

The differential case is a case in which planetary gears are enclosed in a main speed reducer. The detection clamp for the differential shell of the electric automobile with the publication number of CN 2043683U adjusts and improves the specification of the clamp through structures such as a first upright post, a second upright post, a positioning hole, a first supporting plate, a second supporting plate, a first fixing ring, a second fixing ring and the like, so that the clamp cannot be tightly attached to the outer side wall of the differential shell, the problems of unstable clamping and the like can be caused, the quality of the differential shell is large, the differential shell is not stable enough only through the clamping effect of the first fixing ring and the second fixing ring, and the differential shell needs to be mutually matched with a plurality of testing personnel before being completely fixed, and the differential shell is clamped conveniently and is lifted;

therefore, the differential shell clamping and positioning device can well solve the problems.

Disclosure of Invention

To the weak point among the above-mentioned prior art, the utility model provides a differential mechanism casing centre gripping positioner, its clamping location is convenient, and the differential mechanism casing of applicable multiple specification is fixed.

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

the utility model provides a differential mechanism casing centre gripping positioner which characterized in that: the clamping device comprises a supporting base, wherein a positioning groove is formed in the top of the supporting base, clamping plates which move relatively are arranged on the left side and the right side of the positioning groove, an inner cavity is formed in the lower portion of the supporting base, a clamping plate driving device is arranged in the inner cavity and comprises a threaded rod, two nuts, two connecting rods and two rotating rods, the threaded rod is horizontally arranged on the lower portion of the inner cavity, two ends of the threaded rod are connected with inner wall bearings of the supporting base, the left end of the threaded rod penetrates through the supporting base, and a regulating wheel is fixedly connected to the left end of the threaded rod; the utility model discloses a clamping device for a hydraulic press, including threaded rod, clamping plate, fixed block rear portion fixedly connected with fixed block, the threaded rod is last to have the reverse screw thread of two sections symmetries, all to cooperate on two sections reverse screw threads to be provided with the nut, the nut with the one end of connecting rod is articulated, the connecting rod other end in the lower extreme of dwang is articulated, the dwang middle part is connected through the pivot support on the inner wall of base, the clamping plate rear portion fixedly connected with fixed block, the clamping plate pass through the fixed block slide set up in on the both sides wall of constant head tank, the dwang upper end has the fork mouth, the fixed block rear end is spacing through the round pin axle in the fork mouth, support the top rear side fixedly connected with posterior lateral plate of base, the top fixedly connected with roof of posterior lateral plate, be provided with the clamp plate of vertical lift on the roof.

Further, a supporting plate for bearing the differential case is arranged at the bottom of the positioning groove.

Further, the clamp plate through the movable rod suspend in midair set up in on the roof, the movable rod is extending structure, the rack is all installed to the both sides wall of movable rod, the both sides of movable rod all are provided with the connecting rod, the connecting rod lower extreme rotates and is connected with the rotation fluted disc, rotate the fluted disc with the rack toothing, fixedly connected with adjusts the pole on the rotation fluted disc, it has toggle device to adjust pole sub-unit connection.

Further, the toggle device comprises an installation rod and a movable block, the installation rod is fixedly connected to the nut, one end, away from the nut, of the installation rod is fixedly connected with the movable block, the movable block is arranged in the inner cavity of the support base in a sliding mode and slides horizontally along the inner wall of the support base, the lower end of the adjustment rod is provided with a fork groove, and the movable block is provided with a toggle pin which is limited in the fork groove.

Furthermore, the clamping plate comprises two arc-shaped clamping plates, the opposite end parts of the arc-shaped clamping plates are hinged to the end parts of the fixing blocks, spring rods are fixedly connected to the two side walls of the fixing blocks, springs are sleeved on the spring rods, sleeves are arranged on the left sides of the springs in a sliding mode, inclined supporting rods are hinged to the back faces of the arc-shaped clamping plates, and one ends, far away from the clamping plates, of the inclined supporting rods are hinged to the sleeves.

Compared with the prior art, the beneficial effects of the utility model are that: this differential mechanism casing clamping and positioning device, can convenient and fast carry out the clamping and positioning to differential mechanism casing to can also adapt to not unidimensional differential mechanism casing's centre gripping spacing, the suitability is stronger, and is more stable to differential mechanism casing's clamping and positioning, its concrete content as follows:

1. the clamping and positioning device for the differential shell is provided with the adjusting wheel, the threaded rod can be driven to rotate through the rotation of the adjusting wheel, and then the threaded sleeve can move left and right;

this differential mechanism casing centre gripping positioner is provided with the grip block, and the grip block can rotate on the dead lever to when making the grip block laminate with the differential mechanism casing, can freely adjust the angle of centre gripping, the effect of cooperation spring beam, can be stable carry out the centre gripping location to the differential mechanism casing, be convenient for adapt to the not location of unidimensional differential mechanism casing simultaneously.

Drawings

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

FIG. 2 is a schematic view of the main sectional structure of the support base of the present invention;

FIG. 3 is a schematic view of the main section structure of the rear side plate of the present invention;

FIG. 4 is a schematic side view of the supporting base of the present invention;

fig. 5 is the utility model discloses the dead lever dives the structure sketch map.

In the figure: 1. a support base; 2. a rear side plate; 3. a top plate; 4. an adjustment wheel; 5. a movable rod; 6. pressing a plate; 7. a threaded rod; 8. a nut; 9. a connecting rod; 10. a support plate; 11. rotating the rod; 12. a fixed block; 121. a spring lever; 122. a diagonal brace; 123. a sleeve; 13. a clamping plate; 14. rotating the fluted disc; 15. adjusting a rod; 16. a movable block; 17. mounting a rod; 18. a connecting rod; 19. the pin is toggled.

Detailed Description

The present invention will be described in further detail with reference to the following specific embodiments and accompanying drawings.

Referring to fig. 1-5, the present invention provides a technical solution: a differential mechanism shell clamping and positioning device comprises a supporting base 1, wherein the rear side of the top of the supporting base 1 is fixedly connected with a rear side plate 2, and the top of the rear side plate 2 is fixedly connected with a top plate 3; the top of the supporting base 1 is provided with a positioning groove for positioning the differential case, and the left side and the right side of the positioning groove are provided with clamping plates 13 which move relatively and are used for clamping the differential case.

As shown in fig. 1-2, the lower portion of the supporting base 1 has an inner cavity, a clamping plate driving device is arranged in the inner cavity, the clamping plate driving device comprises a threaded rod 7, two nuts 8, two connecting rods 9 and two rotating rods 11, the threaded rod 7 is horizontally arranged at the lower portion of the inner cavity, two ends of the threaded rod 7 are connected with an inner wall bearing of the supporting base 1, the left end of the threaded rod 7 penetrates through the supporting base 1, and the left end of the threaded rod 7 is fixedly connected with an adjusting wheel 4. Two sections of symmetrical reverse threads are arranged on the threaded rod 7, nuts 8 are arranged on the two sections of reverse threads in a matched mode, the nuts 8 are hinged to one end of a connecting rod 9, the other end of the connecting rod 9 is hinged to the lower end of a rotating rod 11, and the middle of the rotating rod 11 is connected to the inner wall of the supporting base 1 through a rotating shaft.

The fixed block 12 is fixedly connected to the rear portion of the clamping plate 13, the clamping plate 13 is arranged on two side walls of the positioning groove in a sliding mode through the fixed block 12, a fork opening is formed in the upper end of the rotating rod 11, the rear end of the fixed block 12 is limited in the fork opening through a pin shaft, and the fixed block 12 is pushed and pulled through deflection of the rotating rod 11.

The top rear side fixedly connected with rear side plate 2 of supporting base 1, the top fixedly connected with roof 3 of rear side plate 2 are provided with vertical lift's clamp plate 6 on the roof 3 to can compress tightly differential mechanism casing upper end.

As shown in fig. 2, in the present embodiment, a supporting plate 10 for supporting the differential case is disposed at the bottom of the positioning groove, and the thickness of the supporting plate 10 can be freely selected to adapt to products with different specifications for adjusting different supporting heights.

As shown in fig. 3-4, the pressing plate 6 is suspended on the top plate 3 through the movable rod 5, the movable rod 5 is of a telescopic structure, racks are mounted on two side walls of the movable rod 5, connecting rods 18 which are vertically arranged are arranged on two sides of the movable rod 5, a rotating fluted disc 14 is rotatably connected to the lower ends of the connecting rods 18, the rotating fluted disc 14 is meshed with the racks, an adjusting rod 15 is fixedly connected to the rotating fluted disc 14, and a shifting device is connected to the lower portion of the adjusting rod 15.

The shifting device comprises an installation rod 17 and a movable block 16, the installation rod 17 is fixedly connected to the nut 8, one end, far away from the nut 8, of the installation rod 17 is fixedly connected with the movable block 16, the movable block 16 is arranged in an inner cavity of the supporting base 1 in a sliding mode and slides horizontally along the inner wall of the supporting base 1, the lower end of the adjusting rod 15 is provided with a fork groove, and the movable block 16 is provided with a shifting pin 19 limited in the fork groove. The adjusting rod 15 is driven to swing by the horizontal movement of the movable block 6, so that the rotating fluted disc 14 drives the rack to move, and then the pressing plate 6 is driven to move up and down to realize the pressing and releasing.

As shown in fig. 5, in order to clamp differential cases of different specifications, in this embodiment, the clamping plate 13 is divided into two sections of arc-shaped clamping plates, opposite end portions of the two sections of arc-shaped clamping plates are hinged to end portions of the fixing block 12, both side walls of the fixing block 12 are fixedly connected with spring rods 121, springs are sleeved on the spring rods 121, sleeves 123 are slidably arranged on the spring rods 121 on the left sides of the springs, inclined support rods 122 are hinged to the back surfaces of the arc-shaped clamping plates, and one ends, far away from the clamping plate 13, of the inclined support rods 122 are hinged to the sleeves 123.

The working principle is as follows: when using this differential mechanism casing centre gripping positioner, at first place differential mechanism casing after on the backup pad 10 in the constant head tank on supporting base 1, rotate regulating wheel 4, make grip block 13 and differential mechanism casing laminate mutually, come to carry out the centre gripping location to differential mechanism casing, the operation is simple, high convenience and fast, movable rod 5 can reciprocate simultaneously, it carries out spacing centre gripping to differential mechanism casing's top to drive reciprocating of clamp plate 6, and is more stable, and is difficult for droing, when grip block 13 and differential mechanism casing laminate mutually, grip block 13 can adapt to differential mechanism casing's outer radian, thereby can adapt to not unidimensional differential mechanism casing's centre gripping location.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the contents of the present specification should not be construed as limitations of the present invention.

Claims

1. The utility model provides a differential mechanism casing centre gripping positioner which characterized in that: the clamping device comprises a supporting base (1), wherein a positioning groove is formed in the top of the supporting base (1), clamping plates (13) which move relatively are arranged on the left side and the right side of the positioning groove, an inner cavity is formed in the lower portion of the supporting base (1), a clamping plate driving device is arranged in the inner cavity and comprises a threaded rod (7), two nuts (8), two connecting rods (9) and two rotating rods (11), the threaded rod (7) is horizontally arranged on the lower portion of the inner cavity, the two ends of the threaded rod (7) are connected with inner wall bearings of the supporting base (1), the left end of the threaded rod (7) penetrates through the supporting base (1), and an adjusting wheel (4) is fixedly connected to the left end of the threaded rod (7); have the reverse screw thread of two sections symmetries on threaded rod (7), all cooperate on two sections reverse screw threads to be provided with nut (8), nut (8) with the one end of connecting rod (9) is articulated, connecting rod (9) other end in the lower extreme of dwang (11) is articulated, dwang (11) middle part is connected through the pivot support on the inner wall of base (1), grip block (13) rear portion fixedly connected with fixed block (12), grip block (13) through fixed block (12) slide set up in on the both sides wall of constant head tank, dwang (11) upper end has the fork mouth, fixed block (12) rear end is spacing through the round pin axle in the fork mouth, support top rear side fixedly connected with posterior lateral plate (2) of base (1), the top fixedly connected with roof (3) of posterior lateral plate (2), be provided with vertical lift's clamp plate (6) on roof (3).

2. The differential case clamp positioning device of claim 1, wherein: and a supporting plate (10) for bearing the differential shell is arranged at the bottom of the positioning groove.

3. The differential case clamping and positioning device of claim 1, wherein: clamp plate (6) suspend in midair through movable rod (5) set up in on roof (3), movable rod (5) are extending structure, the rack is all installed to the both sides wall of movable rod (5), the both sides of movable rod (5) all are provided with connecting rod (18), connecting rod (18) lower extreme rotates and is connected with rotation fluted disc (14), rotate fluted disc (14) with rack toothing, fixedly connected with adjusts pole (15) on rotation fluted disc (14), it has toggle device to adjust pole (15) sub-unit connection.

4. The differential case clamping and positioning device of claim 3, wherein: the shifting device comprises an installation rod (17) and a movable block (16), wherein the installation rod (17) is fixedly connected onto the nut (8), one end, away from the nut (8), of the installation rod (17) is fixedly connected with the movable block (16), the movable block (16) is arranged in the inner cavity of the supporting base (1) in a sliding mode, the inner wall of the supporting base (1) slides horizontally, a fork groove is formed in the lower end of the adjusting rod (15), and a shifting pin (19) which is limited in the fork groove is arranged on the movable block (16).

5. The differential case clamp positioning device of claim 1, wherein: the clamping plate (13) comprises two sections of arc-shaped clamping plates, the opposite end parts of the arc-shaped clamping plates are hinged to the end parts of the fixing blocks (12), two side walls of the fixing blocks (12) are fixedly connected with spring rods (121), springs are sleeved on the spring rods (121), sleeves (123) are arranged on the left sides of the springs in a sliding mode on the spring rods (121), inclined supporting rods (122) are hinged to the back faces of the arc-shaped clamping plates, and one ends, far away from the clamping plates (13), of the inclined supporting rods (122) are hinged to the sleeves (123).