CN215999621U - Novel self-centering tightening tool for lightweight axle housing - Google Patents
Novel self-centering tightening tool for lightweight axle housing Download PDFInfo
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- CN215999621U CN215999621U CN202122373768.1U CN202122373768U CN215999621U CN 215999621 U CN215999621 U CN 215999621U CN 202122373768 U CN202122373768 U CN 202122373768U CN 215999621 U CN215999621 U CN 215999621U
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Abstract
The utility model belongs to the technical field of axle housing is from centering and prop tight frock, in particular to novel lightweight axle housing is from centering and prop tight frock. This prop tight frock includes the base, real air chuck in two claws, floating device is located the base top, real air chuck bottom is connected with the base top in two claws, floating device includes the flat board, four vertical boards, "worker" shaped plate, dull and stereotyped center is equipped with the round hole, the round hole diameter at dull and stereotyped center is greater than real air chuck diameter in two claws, "worker" shaped plate is located dull and stereotyped top, "worker" shaped plate bottom four corners and can dismantle through vertical board between the flat board and be connected, be equipped with a plurality of sections springs between dull and stereotyped and the base, two slides at real air chuck top are located the breach department at "worker" shaped plate both ends respectively in two claws, the slide top is connected with the jack catch. This prop tight frock has solved current middle positioner and has fixed a position inaccurate to rear-axle housing, the big flange face of rear-axle housing can't make level, the machining center scheduling problem of rear-axle housing can't be guaranteed.
Description
Technical Field
The utility model belongs to the technical field of axle housing is from centering and prop tight frock, in particular to novel lightweight axle housing is from centering and prop tight frock.
Background
Present middle positioner is many ladders location disc, through placing rear-axle housing on the ladder location disc that corresponds to roughly fix a position the center at rear-axle housing both ends, wherein, middle positioner need change many ladders location disc when the rear-axle housing operation to different models, wastes time and energy, and the structure is complicated, and occupation space is great, and the symmetry of the rear-axle housing both sides after just fixing a position is poor. The multi-step positioning disc can only perform coarse positioning on the rear axle housing, so that a gap exists between the positioning disc and a large flange of the rear axle housing, and the rear axle housing is not accurately positioned due to the overlarge gap, so that the processing quality is influenced; if the gap is too small, the rear axle housing is not easy to be accurately placed on the positioning disc, time is wasted, and production efficiency is low; the multi-step positioning disc does not have a supporting device or a floating device in the process of positioning the rear axle housing, so that the multi-step positioning disc can not be matched with clamping devices at two ends of the rear axle housing, the large flange face of the rear axle housing can not be leveled, and the height of a machining center of the rear axle housing can not be guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel self-centering of lightweight axle housing props tight frock, should prop tight frock and can realize that the self-centering of rear axle housing props tightly, the clamping device at unsteady in-process cooperation both ends from top to bottom, the machining center who guarantees the rear axle housing is high, moreover, the steam generator is simple in structure, convenient to use is swift, is applicable to the rear axle housing of different models, and the practicality is strong, has solved current middle positioner location not accurate, the big flange face of rear axle housing of can't making level, the machining center scheduling problem of can't guaranteeing the rear axle housing.
The above object of the present invention can be achieved by the following technical solutions:
a novel self-centering tightening tool for a lightweight axle housing comprises a base, a two-jaw middle pneumatic chuck and a floating device, wherein the floating device is positioned above the base, the two-jaw middle pneumatic chuck is positioned between the base and the floating device, and the bottom of the two-jaw middle pneumatic chuck is detachably connected with the top of the base;
the floating device comprises a flat plate, four vertical plates and an I-shaped plate, wherein a round hole is formed in the center of the flat plate, the diameter of the round hole formed in the center of the flat plate is larger than that of the pneumatic chuck in the two claws, the I-shaped plate is positioned above the flat plate, and four corners of the bottom of the I-shaped plate are detachably connected with the flat plate through the vertical plates;
dull and stereotyped with the interval is equipped with the vertical spring of placing of a plurality of sections between the base, two slides at real pneumatic chuck top are located respectively in two claws the breach department at "worker" shaped plate both ends, the top of slide can be dismantled and be connected with the jack catch, the jack catch is in the in-process that floating device floated from top to bottom is made level and is pressed from both sides the both ends of tight big flange dish reinforcing ring of rear-axle housing.
The preferred scheme is as follows:
preferably: the base comprises a bottom plate and a supporting block, the top of the bottom plate is fixedly connected with the bottom of the supporting block, the top of the supporting block is detachably connected with the bottom of the pneumatic chuck in the two claws, a row of round holes are respectively formed in the front end and the rear end of the bottom plate along the length direction of the two ends of the bottom plate, and the round holes formed in the front end and the rear end of the bottom plate are respectively located on the front side and the rear side of the supporting block.
Preferably: four corners of the top of the I-shaped plate are respectively detachably connected with a backing plate.
Preferably: the bottom plate around both ends respectively the interval be equipped with two guide posts, the bottom fixedly connected with fixed plate of guide post, the bottom of fixed plate with the connection can be dismantled at the top of bottom plate, the top cover of guide post is equipped with the spring uide bushing, the external diameter at spring uide bushing top the external diameter of spring uide bushing bottom all is less than the external diameter in the middle of the spring uide bushing, the top of spring uide bushing the top of guide post all passes dull and stereotyped top and with the connection can be dismantled to the flat board, the spring is located the fixed plate with between the spring uide bushing, the spring housing is established the outside of guide post.
Preferably: the guide posts are located at the same end of the base plate, limiting posts are arranged between the guide posts, the bottoms of the limiting posts are detachably connected with the base plate, the tops of the limiting posts penetrate through the top of the flat plate and are in sliding connection with the flat plate, and discs are fixedly connected to the tops of the limiting posts.
To sum up, the utility model discloses following beneficial effect has:
the utility model provides a novel self-centering of lightweight axle housing props tight frock, the structure is retrencied, adopt two claws in the real pneumatic chuck provide power, the space occupies fewly, jack catch in the real pneumatic chuck props tightly respectively to the both ends of rear-axle housing reinforcing ring in two claws, thereby improve the machining precision of rear-axle housing, realize propping tightly to different platform rear-axle housings through changing different jack catches, convenient and practical, high efficiency, the fixed plate, the guide post, spring and spring guide pin bushing cooperation are used and are made the floating installation fluctuate, the big flange face of automatic leveling rear-axle housing, it is high to adjust suitable machining center.
Drawings
FIG. 1 is a schematic structural view of a front view in the embodiment;
fig. 2 is a schematic structural diagram of a top view in the embodiment.
In the figure, 1, a bottom plate; 2. a support block; 3. a two-jaw solid pneumatic chuck; 4. a slide base; 5. a claw; 6. A flat plate; 7. a vertical plate; 8. an I-shaped plate; 9. a base plate; 10. a guide post; 11. a fixing plate; 12. A spring guide sleeve; 13. a spring; 14. a limiting column.
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.
In which like parts are designated by like reference numerals. It should be noted that the terms "upper", "lower", "front", "rear", "outer", "bottom" and "top" used in the following description refer to directions in the drawings, but are not limited thereto.
As shown in figures 1-2, a novel self-centering tightening tool for a lightweight axle housing comprises a base, a two-jaw middle pneumatic chuck 3 and a floating device.
The base includes bottom plate 1, supporting shoe 2, bottom fixed connection of the top of bottom plate 1 and supporting shoe 2, the bottom of real air chuck 3 can be dismantled in the top of supporting shoe 2 and two claws and be connected, supporting shoe 2 can guarantee to keep certain difference in height between real air chuck 3 and the bottom plate 1 in two claws, the length direction at bottom plate 1 both ends has been seted up respectively at both ends around bottom plate 1 one row of round hole, the round hole that both ends were seted up around bottom plate 1 is located supporting shoe 2 both sides around respectively, the round hole that bottom plate 1 was seted up can be dismantled and connect on the workstation that needs, high durability and convenient use is nimble.
The floating device is positioned above the bottom plate 1 and comprises a flat plate 6, four vertical plates 7 and an I-shaped plate 8, wherein a round hole is formed in the center of the flat plate 6, the diameter of the round hole formed in the center of the flat plate 6 is larger than that of the real pneumatic chuck 3 in the two claws, the I-shaped plate 8 is positioned above the flat plate 6, four corners of the top of the I-shaped plate 8 are respectively detachably connected with a backing plate 9, the backing plate 9 is in contact with a rear axle housing, the four corners of the bottom of the I-shaped plate 8 are detachably connected with the flat plate 6 through the vertical plates 7, the vertical plates 7 ensure the height difference between the flat plate 6 and the I-shaped plate 8, two sliding seats 4 of the real pneumatic chuck 3 in the two claws are respectively positioned at the notches at two ends of the I-shaped plate 8, when the I-shaped plate 8 floats up and down, the movement of the sliding seat 4 cannot be influenced, the clamping jaw 5 can be detachably connected to the top of the sliding seat 4, and the clamping jaw 5 is leveled and tightly supports the inner hole of the reinforcing ring of the large flange face of the rear axle housing in the process of floating up and down of the floating device.
Two guide posts 10 are respectively arranged at the front end and the rear end of a bottom plate 1 at intervals, the bottom of each guide post 10 is fixedly connected with a fixing plate 11, the bottom of each fixing plate 11 is detachably connected with the top of the bottom plate 1, a spring 13 guide sleeve 12 is sleeved at the top of each guide post 10, the outer diameter of the top of each spring 13 guide sleeve 12 and the outer diameter of the bottom of each spring 13 guide sleeve 12 are smaller than the outer diameter of the middle of each spring 13 guide sleeve 12, the top of each spring 13 guide sleeve 12 and the top of each guide post 10 penetrate through the top of a flat plate 6 and are detachably connected with the flat plate 6, each spring 13 is positioned between each fixing plate 11 and each spring 13 guide sleeve 12, each spring 13 is sleeved at the outer side of each guide post 10, and each spring 13 is compressed downwards under the pressure from the flat plate 6, the guide post 10 plays a guiding role in the spring 13, so that the spring 13 is ensured not to deviate in the compression process, and meanwhile, the whole floating device can lift the rear axle housing up and down to keep stable.
Be located and be equipped with spacing post 14 between two guide posts 10 of bottom plate 1 with the one end, the bottom and the bottom plate 1 of spacing post 14 can be dismantled and be connected, the top of spacing post 14 pass dull and stereotyped 6 the top and with dull and stereotyped 6 sliding connection from top to bottom, the top fixedly connected with disc of spacing post 14, spacing post 14 guarantees that floating installation is not skew at the unsteady in-process from top to bottom, the disc at spacing post 14 top makes the floating installation when the process of floating, prevent that spring 13 elasticity from too big popping out dull and stereotyped 6 and "worker" shaped plate 8.
The specific implementation process comprises the following steps:
the bottom plate 1 is placed on a specific platform, the bottom plate 1 penetrates through a circular hole formed in the bottom plate 1 through an inner hexagonal socket head cap screw to be detachably connected with a workbench, a large flange plate reinforcing ring face of the rear axle housing is placed at the top of a floating device through a lifting appliance, two ends of the rear axle housing are clamped and fixed through a clamping device, at the moment, due to the gravity of the rear axle housing, the rear axle housing is in contact with a backing plate 9 at the top of an 'I' shaped plate 8, a flat plate 6 downwards presses a spring 13 guide sleeve 12, the spring 13 guide sleeve 12 downwards compresses a spring 13, a guide column 10 plays a guiding role when the spring 13 is compressed, the flat plate 6 and the 'I' shaped plate 8 vertically float under the action of the spring 13 and automatically level the large flange face of the rear axle housing, a limiting column 14 plays a guiding role in the vertical direction in the vertical floating process of the flat plate 6 and the 'I' shaped plate 8, a solid air chuck 3 in two claws is started, two slide seats 4 drive two claws 5 to move towards the center, the inner hole of the large flange face reinforcing ring of the rear axle housing is automatically tightened, and the clamping tools on two sides of the rear axle housing in the workbench are matched, so that tightening and clamping positioning of the rear axle housing are realized, and the machining center height of the rear axle housing is guaranteed.
The present embodiment is to explain the present invention, but it is not to limit the present invention, and the changes, modifications, additions or replacements made within the scope of the present invention shall all belong to the protection scope of the present invention, and after reading the present specification, the skilled person can make modifications without creative contribution to the present embodiment as required, but as long as the present invention is protected by patent law within the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a novel self-centering of lightweight axle housing props tight frock which characterized in that: the device comprises a base, a two-jaw middle pneumatic chuck (3) and a floating device, wherein the floating device is positioned above the base, the two-jaw middle pneumatic chuck (3) is positioned between the base and the floating device, and the bottom of the two-jaw middle pneumatic chuck (3) is detachably connected with the top of the base;
the floating device comprises a flat plate (6), four vertical plates (7) and an I-shaped plate (8), wherein a round hole is formed in the center of the flat plate (6), the diameter of the round hole formed in the center of the flat plate (6) is larger than that of the pneumatic chuck (3) in the two claws, the I-shaped plate (8) is positioned above the flat plate (6), and four corners of the bottom of the I-shaped plate (8) are detachably connected with the flat plate (6) through the vertical plates (7);
dull and stereotyped (6) with spring (13) that the interval was equipped with the vertical placing of a plurality of sections between the base, two slide (4) at real pneumatic chuck (3) top are located respectively in two claws the breach department at "worker" shaped plate (8) both ends, the top of slide (4) can be dismantled and is connected with jack catch (5), jack catch (5) are in the in-process that the floating installation floated from top to bottom is made level and is propped the hole of the big flange face reinforcing ring of rear-axle housing tightly.
2. The novel self-centering tightening tool for the lightweight axle housing as claimed in claim 1, is characterized in that: the base comprises a bottom plate (1) and supporting blocks (2), the top of the bottom plate (1) is fixedly connected with the bottom of the supporting blocks (2), the top of the supporting blocks (2) is detachably connected with the bottoms of the two middle pneumatic chucks (3), a row of round holes are formed in the front end and the rear end of the bottom plate (1) respectively along the length direction of the two ends of the bottom plate (1), and the round holes formed in the front end and the rear end of the bottom plate (1) are located in the front side and the rear side of the supporting blocks (2) respectively.
3. The novel self-centering tightening tool for the lightweight axle housing as claimed in claim 1, is characterized in that: four corners of the top of the I-shaped plate (8) are respectively detachably connected with a backing plate (9).
4. The novel self-centering tightening tool for the lightweight axle housing as claimed in claim 2, is characterized in that: the front end and the rear end of the bottom plate (1) are respectively provided with two guide posts (10) at intervals, the bottom of the guide post (10) is fixedly connected with a fixed plate (11), the bottom of the fixed plate (11) is detachably connected with the top of the bottom plate (1), the top of the guide post (10) is sleeved with a spring guide sleeve (12), the outer diameter of the top of the spring guide sleeve (12) and the outer diameter of the bottom of the spring guide sleeve (12) are both smaller than the outer diameter of the middle of the spring guide sleeve (12), the top of the spring guide sleeve (12) and the top of the guide post (10) both penetrate through the top of the flat plate (6) and are detachably connected with the flat plate (6), the spring (13) is positioned between the fixed plate (11) and the spring guide sleeve (12), and the spring (13) is sleeved on the outer side of the guide column (10).
5. The novel self-centering tightening tool for the lightweight axle housing as claimed in claim 4, is characterized in that: be located two of bottom plate (1) same end be equipped with spacing post (14) between guide post (10), the bottom of spacing post (14) with the connection can be dismantled in bottom plate (1), the top of spacing post (14) is passed the top of dull and stereotyped (6) and with sliding connection about dull and stereotyped (6), the top fixedly connected with disc of spacing post (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122373768.1U CN215999621U (en) | 2021-09-28 | 2021-09-28 | Novel self-centering tightening tool for lightweight axle housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122373768.1U CN215999621U (en) | 2021-09-28 | 2021-09-28 | Novel self-centering tightening tool for lightweight axle housing |
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| Publication Number | Publication Date |
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| CN215999621U true CN215999621U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122373768.1U Active CN215999621U (en) | 2021-09-28 | 2021-09-28 | Novel self-centering tightening tool for lightweight axle housing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548965A (en) * | 2023-12-29 | 2024-02-13 | 青岛青特众力车桥有限公司 | Axle housing self-centering and surface-fixing tool for different large flange apertures |
-
2021
- 2021-09-28 CN CN202122373768.1U patent/CN215999621U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548965A (en) * | 2023-12-29 | 2024-02-13 | 青岛青特众力车桥有限公司 | Axle housing self-centering and surface-fixing tool for different large flange apertures |
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