CN212265229U - Multi-point floating self-centering clamp for automobile brake drum - Google Patents
Multi-point floating self-centering clamp for automobile brake drum Download PDFInfo
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- CN212265229U CN212265229U CN202021959622.4U CN202021959622U CN212265229U CN 212265229 U CN212265229 U CN 212265229U CN 202021959622 U CN202021959622 U CN 202021959622U CN 212265229 U CN212265229 U CN 212265229U
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- automobile brake
- stud
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Abstract
The utility model belongs to the field of auxiliary tools for processing automobile brake drums, in particular to a multi-point floating self-centering fixture for an automobile brake drum, which is complex in operation and poor in use convenience for fixing the automobile brake drum by aiming at the existing automobile brake drum fixture; be difficult to realize effectual fixed to the automobile brake drum, the relatively poor problem of operating mass, now propose following scheme, it includes fixed case, and the interlude of the outer roof of fixed case is fixed with the support, and the top of support is fixed with the horizontally backup pad, is fixed with a plurality of vertically spacing posts that are circular array and distribute on the roof of backup pad, all sets up the removal hole of rectangle on the roof of the fixed case that is located the backup pad both sides, and the inside activity in removal hole has cup jointed the driving plate of vertically rectangle, the utility model relates to a novelty, the convenience is fixed the automobile brake drum, and the convenience of use is higher, can realize effectual fixed to the automobile brake drum, and operating mass is higher.
Description
Technical Field
The utility model relates to an utensil technical field is assisted in automobile brake drum processing, especially relates to an automobile brake drum multiple spot is floated from centering anchor clamps.
Background
The brake drum is integrally cast from high-strength gray cast iron or alloy cast iron containing Cr. The brake drum has simple structure, convenient processing, large heat capacity and large mass, and is mainly used for medium and heavy automobiles. Before an automobile brake drum is machined, the automobile brake drum needs to be fixed through an automobile brake drum clamp in order to ensure machining precision. However, the conventional automobile brake drum clamp needs complicated operation for fixing the automobile brake drum, and is poor in use convenience; the conventional automobile brake drum clamp is difficult to effectively fix the automobile brake drum, and the working quality is poor, so that the multi-point floating self-centering clamp for the automobile brake drum is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multi-point floating self-centering clamp for an automobile brake drum, which solves the problems of complex operation and poor use convenience of the existing automobile brake drum clamp for fixing the automobile brake drum; and the existing automobile brake drum clamp is difficult to effectively fix the automobile brake drum and has poor working quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multi-point floating self-centering clamp for an automobile brake drum comprises a fixed box, wherein a support is fixed at the middle section of the outer top wall of the fixed box, a horizontal support plate is fixed at the top end of the support, a plurality of vertical limiting columns distributed in a circular array are fixed on the top wall of the support plate, rectangular moving holes are formed in the top wall of the fixed box and are positioned on two sides of the support plate, vertical rectangular transmission plates are sleeved on the moving holes in an inner movable mode, horizontal first studs and horizontal second studs are rotatably connected to the inner side walls of the two sides of the fixed box through bearings respectively, one ends, close to each other, of the first studs and the second studs are fixedly connected, the two transmission plates are connected to the outer ring of the first stud and the outer ring of the second stud in a spiral fit mode respectively, a conical gear ring is fixedly sleeved on the outer ring of the first stud and positioned between the two transmission plates, the middle position of the inner bottom wall of the fixed box is provided with a stepping motor, the output end of the stepping motor is fixedly connected with a bevel gear, the bevel gear is meshed with a bevel gear ring, a plurality of movable holes are formed in the top of the transmission plate and located on the upper side of the limiting column in the width direction, a horizontal movable column is matched with the inner clearance of each movable hole, one end, close to the support plate, of each movable column extends out of the transmission plate and is fixedly connected with a connecting block, a fixed block is fixed on the side wall, close to the support plate, of each connecting block, and a spring is connected between the transmission.
Preferably, the spring is sleeved on the outer ring of the movable column, and one end, far away from the supporting plate, of the movable column extends out of the transmission plate and is welded with the limiting plate.
Preferably, the fixed block is made of rubber, and the supporting plate is fixed to the top end of the support through a bolt.
Preferably, the both sides of the interior diapire of fixed case have all seted up the spout along length direction, and the inside slip of spout is provided with the slider, two the drive plate is fixed respectively on the top of two sliders.
Preferably, the thread direction of the first stud is opposite to the thread direction of the second stud.
Preferably, the bottom ends of the outer side walls of the two sides of the fixed box are respectively welded with a vertical installation sleeve, the inner ring of each installation sleeve is movably sleeved with a fixed bolt, the front side wall of the fixed box is hinged with a box door, and the front end of the fixed box is hinged with a box door.
The utility model has the advantages that:
1. through the cooperation of fixed case, first double-screw bolt, second double-screw bolt, bevel gear ring, step motor, bevel gear, removal hole, driving plate, support and backup pad, can effectually simplify and fix required operation to the automobile brake drum, the effectual use convenience that has promoted automobile brake drum anchor clamps.
2. Through the cooperation of fixed box, first double-screw bolt, second double-screw bolt, bevel gear, step motor, bevel gear, removal hole, driving plate, activity hole, activity post, spring, connecting block, fixed block, support, backup pad and spacing post, can realize effectual fixed to the automobile brake drum, work quality is higher.
The utility model relates to a novelty, the convenience is fixed the car brake drum, and it is higher to use the convenience, can realize effectual fixed to the car brake drum, and operating mass is higher.
Drawings
Fig. 1 is a schematic structural view of a multi-point floating self-centering clamp for an automobile brake drum according to the present invention;
fig. 2 is a cross-sectional view of the multi-point floating self-centering fixture for the automobile brake drum according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a top view of the top of the driving plate of the multi-point floating self-centering fixture for the automobile brake drum according to the present invention;
fig. 5 is a top view of the top of the support plate of the multi-point floating self-centering fixture for the brake drum of the present invention.
Reference numbers in the figures: 1. a fixed box; 2. a support; 3. a support plate; 4. a limiting column; 5. a drive plate; 6. a movable post; 7. a spring; 8. connecting blocks; 9. a fixed block; 10. moving the hole; 11. a first stud; 12. a bevel gear ring; 13. a stepping motor; 14. a bevel gear; 15. a second stud; 16. and (4) a movable hole.
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. 1-5, a multi-point floating self-centering clamp for an automobile brake drum comprises a fixed box 1, a support 2 is fixed at the middle section of the outer top wall of the fixed box 1, a horizontal support plate 3 is fixed at the top end of the support 2, a plurality of vertical limiting posts 4 distributed in a circular array are fixed on the top wall of the support plate 3, the positions, the number and the sizes of the limiting posts 4 are matched with bolt holes on the automobile brake drum, rectangular moving holes 10 are respectively formed in the top walls of the fixed box 1 at the two sides of the support plate 3, vertical rectangular transmission plates 5 are movably sleeved in the moving holes 10, horizontal first studs 11 and horizontal second studs 15 are rotatably connected on the inner side walls at the two sides of the fixed box 1 through bearings respectively, the ends, close to each other, of the first studs 11 and the second studs 15 are fixedly connected, the two transmission plates 5 are respectively connected to the outer ring of the first studs 11 and the outer ring of the second studs 15 in a spiral fit manner, the fixed cover in the outer lane of the first double-screw bolt 11 that is located between two driving plates 5 has connect awl ring gear 12, step motor 13 is installed to the intermediate position of the interior diapire of fixed case 1, the two-way operation of the steerable step motor 13 of controller through step motor 13 from the area, step motor 13's output fixedly connected with bevel gear 14, bevel gear 14 is connected with the meshing of awl ring gear 12, a plurality of movable holes 16 have been seted up along width direction at the top that is located the driving plate 5 of spacing post 4 upside, the inside clearance fit of movable hole 16 has horizontally movable post 6, the one end that movable post 6 is close to backup pad 3 extends driving plate 5 and fixedly connected with connecting block 8, be fixed with fixed block 9 on the lateral wall that connecting block 8 is close to backup pad 3, be connected with spring 7 between driving plate 5 and the.
The outer lane at activity post 6 is established to spring 7 cover, can ensure the stability of spring 7, and the one end that backup pad 3 was kept away from to activity post 6 extends driving plate 5 and welds and have the limiting plate, can prevent that activity post 6 from breaking away from driving plate 5.
The fixed block 9 is made of rubber. Make fixed block 9 can laminate the excircle terminal surface of car brake drum, backup pad 3 passes through the bolt fastening on the top of support 2, can make things convenient for dismouting backup pad 3.
The spout has all been seted up along length direction in the both sides of the interior diapire of fixed case 1, and the inside slip of spout is provided with the slider, and two driving plates 5 are fixed respectively on the top of two sliders, can ensure that driving plates 5 can steadily horizontal migration.
The thread direction of the first stud 11 is opposite to that of the second stud 15, and when the first stud 11 and the second stud 15 rotate, the two driving plates 5 can be close to each other or far away from each other through the screw transmission of the first stud 11 and the second stud 15 with the two driving plates 5 respectively.
The bottom of the both sides lateral wall of fixed case 1 all welds has the vertically installation cover, and fixing bolt has been cup jointed in the inner circle activity of installation cover, can fix fixed case 1 through fixing bolt, and the preceding lateral wall of fixed case 1, the front end of fixed case 1 articulates there is the chamber door, can conveniently overhaul step motor 13.
The working principle is as follows: when the automobile brake drum needs to be fixed, firstly, the opening of the automobile brake drum is upwards arranged on the top wall of the supporting plate 3, the limiting column 4 is inserted into a bolt hole of the automobile brake drum, the horizontal deviation of the automobile brake drum can be prevented through the limiting action of the limiting column 4, the automobile brake drum is positioned between the fixing blocks 9 on two sides at the moment, then the bevel gear 14 can be driven to rotate through the forward operation of the stepping motor 13, the first stud 11 and the second stud 15 can be driven to rotate through the spiral transmission of the bevel gear 14 and the bevel gear ring 12, the two transmission plates 5 can be mutually close through the spiral transmission of the first stud 11 and the second stud 15 and the two transmission plates 5 respectively, the connecting blocks 8 on two sides can be driven to mutually close through the springs 7 on two sides, the fixing blocks 9 on two sides can be driven to mutually close, when the fixing blocks 9 in the middle positions on two sides contact with the outer circular end face of the automobile brake drum, continue to drive two driving plates 5 through step motor 13's forward operation and be close to each other, can make spring 7 compress, can make a plurality of fixed blocks 9 of both sides all contact the excircle terminal surface of car brake drum, until a plurality of springs 7 all are compressed, and make a plurality of fixed blocks 9 of both sides support the both sides excircle terminal surface of pressing the car brake drum respectively, can press from both sides tight car brake drum through a plurality of fixed blocks 9 of both sides, can prevent that the car brake drum from taking place the off normal of vertically direction, thereby realize effectually and fix car brake drum, carry out fixed easy operation to car brake drum.
The utility model relates to a novelty, the convenience is fixed the car brake drum, and it is higher to use the convenience, can realize effectual fixed to the car brake drum, and operating mass is higher.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
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 (6)
1. The utility model provides a car brake drum multiple spot is floated from line-up clamp, includes fixed case (1), its characterized in that, the interlude of the outer top wall of fixed case (1) is fixed with support (2), the top of support (2) is fixed with horizontally backup pad (3), be fixed with a plurality of perpendicular spacing posts (4) that are circular array distribution on the roof of backup pad (3), be located backup pad (3) both sides all set up rectangular removal hole (10) on the roof of fixed case (1), the inside activity of removal hole (10) has cup jointed the driving plate (5) of perpendicular rectangle, be connected with horizontal first double-screw bolt (11) and horizontally second double-screw bolt (15) through the bearing rotation respectively on the both sides inside wall of fixed case (1), first double-screw bolt (11) with the one end fixed connection that second double-screw bolt (15) are close to each other, the two transmission plates (5) are respectively in screw fit connection with the outer ring of the first stud (11) and the outer ring of the second stud (15), a bevel gear ring (12) is fixedly sleeved on the outer ring of the first stud (11) and positioned between the two transmission plates (5), a stepping motor (13) is installed at the middle position of the inner bottom wall of the fixed box (1), the output end of the stepping motor (13) is fixedly connected with a bevel gear (14), the bevel gear (14) is in meshed connection with the bevel gear ring (12), a plurality of movable holes (16) are formed in the top of the transmission plate (5) positioned on the upper side of the limiting column (4) along the width direction, horizontal movable columns (6) are in clearance fit in the movable holes (16), one ends, close to the supporting plates (3), of the movable columns (6) extend out of the transmission plates (5) and are fixedly connected with connecting blocks (8), the connecting block (8) is fixed with a fixing block (9) on the side wall close to the supporting plate (3), and a spring (7) is connected between the transmission plate (5) and the connecting block (8).
2. The multi-point floating self-centering clamp for the automobile brake drum according to claim 1, wherein the spring (7) is sleeved on an outer ring of the movable column (6), one end of the movable column (6), which is far away from the support plate (3), extends out of the transmission plate (5) and is welded with a limiting plate.
3. The multi-point floating self-centering clamp for the automobile brake drum is characterized in that the fixing block (9) is made of rubber, and the supporting plate (3) is fixed at the top end of the bracket (2) through bolts.
4. The multi-point floating self-centering clamp for the automobile brake drum according to claim 1, wherein sliding grooves are formed in both sides of the inner bottom wall of the fixing box (1) along the length direction, sliding blocks are arranged inside the sliding grooves in a sliding mode, and the two driving plates (5) are fixed to the top ends of the two sliding blocks respectively.
5. The multi-point floating self-centering clamp for the automobile brake drum according to claim 1, wherein the thread direction of the first stud (11) is opposite to the thread direction of the second stud (15).
6. The multi-point floating self-centering clamp for the automobile brake drum is characterized in that vertical mounting sleeves are welded at the bottom ends of the outer side walls of the two sides of the fixed box (1), fixing bolts are movably sleeved on the inner rings of the mounting sleeves, the front side wall of the fixed box (1) is hinged to the front end of the fixed box (1) to form a box door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021959622.4U CN212265229U (en) | 2020-09-09 | 2020-09-09 | Multi-point floating self-centering clamp for automobile brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021959622.4U CN212265229U (en) | 2020-09-09 | 2020-09-09 | Multi-point floating self-centering clamp for automobile brake drum |
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| Publication Number | Publication Date |
|---|---|
| CN212265229U true CN212265229U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021959622.4U Active CN212265229U (en) | 2020-09-09 | 2020-09-09 | Multi-point floating self-centering clamp for automobile brake drum |
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| CN (1) | CN212265229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114851079A (en) * | 2022-06-21 | 2022-08-05 | 合肥江淮铸造有限责任公司 | Automobile brake drum processing and positioning structure and processing device thereof |
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2020
- 2020-09-09 CN CN202021959622.4U patent/CN212265229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114851079A (en) * | 2022-06-21 | 2022-08-05 | 合肥江淮铸造有限责任公司 | Automobile brake drum processing and positioning structure and processing device thereof |
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