CN217667869U - Strutting arrangement is used in bent axle processing - Google Patents
Strutting arrangement is used in bent axle processing Download PDFInfo
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- CN217667869U CN217667869U CN202221865112.XU CN202221865112U CN217667869U CN 217667869 U CN217667869 U CN 217667869U CN 202221865112 U CN202221865112 U CN 202221865112U CN 217667869 U CN217667869 U CN 217667869U
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Abstract
The utility model provides a strutting arrangement is used in bent axle processing belongs to axle processing technology field. The device convenient to use, the security is high, can effectively guarantee the machining precision of bent axle processing. The device bearing seat sets up to arched door shape and cavity setting, bearing seat upper end inside is provided with circular chamber, the rolling component rotates and installs in circular chamber, and set up with circular chamber is concentric, the rolling component cavity sets up, and the symmetry is provided with two positioning rods parallel with the diameter in hollow inner chamber, the subassembly setting of clamping clamps in the rolling component, and slidable mounting is on two positioning rods, the subassembly that clamps slides along diametric position under the drive of two positioning rods, and then satisfy and carry out the centre gripping to the bent axle of different curvatures. The device can ensure the machining precision of the crankshaft and the machining safety, and in addition, the ratchet rod and the pawl are arranged in the device in a matching mode, so that the safety of the whole operation and the safety of the customized operation of the device are also ensured.
Description
Technical Field
The utility model belongs to the technical field of the axle processing, especially, relate to a strutting arrangement is used in bent axle processing.
Background
In the field of shaft machining, crankshaft machining is a key field, and the development of machining technology greatly influences the precision of crankshaft machining and directly influences the application of subsequent crankshafts. The bent axle is mostly the casting part, before the bent axle drops into specific environment and uses, need carry out the finish machining of turning to the bent axle surface, when carrying out turning to the bent axle, the high-density high quality of the high-speed rotation matching work piece of work piece will influence the security of work piece processing, influences the machining precision of work piece simultaneously, so is very big to bent axle processing strutting arrangement's demand.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the above-mentioned background art, the utility model provides a strutting arrangement is used in bent axle processing, the device convenient to use, the security is high, can effectively guarantee the machining precision of bent axle processing.
The utility model provides a technical scheme that its technical problem adopted is: a supporting device for crankshaft machining comprises a bearing seat, a rolling assembly and a clamping assembly; the bearing seat is arranged in an arched door shape and is arranged in a hollow mode, a circular cavity is formed in the upper end of the bearing seat, the rolling component is rotatably installed in the circular cavity and is arranged concentrically with the circular cavity, the rolling component is arranged in the hollow mode, two position adjusting rods parallel to the diameter are symmetrically arranged in the hollow inner cavity, the clamping component is arranged in the rolling component and is installed on the two position adjusting rods in a sliding mode, the clamping component slides along the position of the diameter direction under the driving of the two position adjusting rods, and therefore crankshafts with different curvatures can be clamped.
The clamping assembly comprises a clamping lantern ring, a clamping air bag, two air pumps, two cantilevers and a plurality of clamping claws; the clamping lantern ring is integrally of a circular ring structure, a center hole of the clamping lantern ring is a clamping hole, the two cantilevers are symmetrically arranged on the left side and the right side of the clamping lantern ring, the two cantilevers are respectively provided with two driving holes which are vertically communicated with each other, the two driving holes are respectively sleeved on the two positioning rods correspondingly, the ring body of the clamping lantern ring is of a hollow structure, the clamping air bag is integrally arranged in a ring shape and is installed in the hollow cavity of the clamping lantern ring, the clamping air bag is provided with a plurality of clamping claws protruding towards the center of the clamping hole, each clamping claw penetrates out towards the clamping hole from a groove hole formed in the inner wall of the clamping lantern ring, the inside of a bag body of the clamping air bag is divided into two independent air chambers in an equal division mode, each air chamber is provided with an air hole, the two air chambers are respectively communicated with air passages through corresponding air holes and corresponding air pumps, the clamping air bag is inflated or deflated by adjusting the two air pumps, the clamping air bag can be adjusted and extended or retracted, so that clamping of a crankshaft is completed, the two air pumps are respectively installed on the two cantilevers, and the two air pumps can be embedded in the cantilevers.
The utility model has the advantages that: the device clamps the centre gripping to bent axle bending section in bent axle course of working through setting up the roll subassembly and clamping the subassembly, realizes that the device can support the bent axle of multiple eccentric degree, and the integrated device clamps the centre gripping in bent axle course of working, has ensured bent axle machining precision, has also ensured processing security simultaneously, and the cooperation sets up ratchet pole and pawl in the device in addition, has ensured the security after the whole operation of device and customization operation equally.
Drawings
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a sectional view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of the clamping assembly of the present invention;
FIG. 4 is an enlarged partial view of portion A of FIG. 3;
FIG. 5 is a sectional view of the rolling assembly of the present invention;
FIG. 6 is a sectional view of the structure of the support bracket of the present invention;
in the figure:
1. a bearing seat; 2. a rolling component; 3. clamping the assembly; 11. a circular lumen; 12. a ratchet rod; 13. a clamping gear; 14. a pawl; 15. a bearing block; 16. a sleeve; 21. an outer ring; 22. a positioning rod; 23. closing the plate; 24. a supporting groove; 25. an outer ring gear; 26. a long round hole; 31. clamping a lantern ring; 32. a cantilever; 33. a drive aperture; 34. clamping the air bag; 35. a gripper jaw; 36. an air pump; 37. and (4) air holes.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The figures are simplified schematic diagrams illustrating the basic structure of the invention in a schematic way only, and therefore they show only the components relevant to the invention.
A supporting device for processing a crankshaft comprises a bearing seat 1, a rolling component 2 and a clamping component 3; the bearing seat 1 is arranged in an arched door shape and is arranged in a hollow mode, the circular cavity 11 is arranged in the upper end of the bearing seat 1, the rolling assembly 2 is rotatably installed in the circular cavity 11 and is arranged concentrically with the circular cavity 11, the rolling assembly 2 is arranged in the hollow mode, two position adjusting rods 22 parallel to the diameter are symmetrically arranged in the hollow inner cavity, the clamping assembly 3 is arranged in the rolling assembly 2 and is installed on the two position adjusting rods 22 in a sliding mode, the clamping assembly 3 slides along the diameter direction under the driving of the two position adjusting rods 22, and therefore crankshafts with different curvatures are clamped.
The clamping assembly 3 comprises a clamping lantern ring 31, a clamping air bag 34, two air pumps 36, two cantilevers 32 and a plurality of clamping claws 35; the clamping lantern ring 31 is integrally of a circular ring structure, a central hole of the clamping lantern ring 31 is a clamping hole, the two cantilevers 32 are symmetrically arranged on the left side and the right side of the clamping lantern ring 31, the two cantilevers 32 are respectively provided with two driving holes 33 which penetrate through the two cantilevers 32 in the vertical direction, the two driving holes 33 are respectively sleeved on the two positioning rods 22 correspondingly, the ring body of the clamping lantern ring 31 is of a hollow structure, the clamping air bag 34 is integrally of a ring shape and is installed in the hollow cavity of the clamping lantern ring 31, the clamping air bag 34 is provided with a plurality of clamping claws 35 protruding towards the center of the clamping hole, each clamping claw 35 penetrates out from the groove hole formed in the inner wall of the clamping lantern ring 31 towards the clamping hole, the inside of the bag body of the clamping air bag 34 is divided into two independent air chambers in equal intervals, each air chamber is provided with an air hole 37, the two air chambers are respectively communicated with an air passage through the corresponding air holes 37 and corresponding air pumps 36, the clamping air bag 34 can be adjusted to expand or contract, so that the clamping claws 35 are clamped and released from the crankshafts, the two cantilevers 36 are installed on the two cantilevers 32, and the two cantilevers 32 can be embedded in the cantilevers 32.
The rolling assembly 2 comprises an outer ring 21, an outer gear ring 25 and two positioning rods 22; two ends of the two positioning rods 22 are rotatably mounted on the inner wall of the outer ring 21, one positioning rod 22 serves as a driving rod, a driving motor is arranged at one end of the positioning rod, the driving motor operates to drive the positioning rod 22 to rotate, so as to drive the clamping component 3 to perform position adjustment, the other positioning rod 22 serves as a follower rod and plays a role in auxiliary balance, the driving motor is embedded in the outer ring 21, two inward bearing grooves 24 are symmetrically arranged at the upper outer edges of the front end surface and the rear end surface of the outer ring 21, the two bearing grooves 24 are concentrically arranged with the outer ring 21, the outer gear ring 25 is concentrically arranged on the outer circumferential surface of the outer ring 21 and is centrally arranged along the axis direction, and the outer gear ring 25 is matched with the bearing seat 1 to perform stable bearing and operation.
The bearing seat 1 comprises two ratchet rods 12, two clamping gears 13, a plurality of pawls 14, a plurality of bearing blocks 15 and a plurality of sleeves 16; the rolling component is characterized in that two circular through holes are concentrically arranged on two vertical surfaces of the front side and the rear side of the circular cavity 11, a plurality of bearing blocks 15 are symmetrically arranged on two side walls of the front side and the rear side of the circular cavity 11, the bearing blocks 15 positioned on two inner walls are uniformly arranged around the circular through holes, a plurality of sleeves 16 are respectively sleeved on the outer sides of the extending ends of the bearing blocks 15 in a rotating mode through bearing structures, the extending ends of the bearing blocks 15 are respectively inserted into bearing brackets 24 in a matched mode in cooperation with the corresponding sleeves 16, so that the rolling component 2 is integrally supported, two clamping gears 13 are respectively fixedly arranged in the middle positions of two ratchet rods 12, the two ratchet rods 12 are arranged in the opposite angle mode in the circular cavity 11, the two clamping gears 13 are meshed with an outer gear ring 25, the plurality of pawls 14 are divided into two groups and correspondingly arranged beside the two ratchet rods 12, the outer gear ring 25, the two clamping gears 13, the two ratchet rods 12 and the plurality of pawls 14 are cooperatively matched in a matched mode after the rolling component 2 stops rotating, and accordingly unnecessary rotation is avoided.
The rolling assembly 2 further comprises two closing plates 23; the two seal plates 23 are correspondingly arranged on openings at two ends of the outer ring 21, the long circular holes 26 are formed in the middle of the two seal plates 23 along the direction of the positioning rod 22, when the position of the clamping assembly 3 is changed through the positioning rod 22, the clamping hole is always located in the long circular hole 26, the two seal plates 23 are arranged to protect the inside of the rolling assembly 2 and the clamping assembly 3, and the two long circular holes 26 are arranged to ensure that the device can normally operate during protection.
The two cantilevers 32, the two driving holes 33 and the two positioning rods 22 together form a ball screw structure for adjusting the overall position of the clamping assembly 3.
The working principle is as follows:
the device frame is placed on a guide rail at a position corresponding to the lathe and fixed, and the circular cavity 11 and a chuck of the lathe are in a concentric state.
When the crankshaft needs to be turned, the driving motor is started to drive the positioning rod 22 to rotate according to the eccentric degree of the section to be supported of the crankshaft, the clamping assembly 3 is adjusted to a corresponding position, and then the driving motor is turned off to fix the position of the clamping assembly 3.
The processing crankshaft is inserted into the clamping holes in a penetrating mode, the two air pumps 36 are regulated and controlled to inflate the clamping air bags 34, then the clamping claws 35 are made to extend to clamp the crankshaft, the lathe is started to start turning, the crankshaft rotates at a high speed under the driving of the chuck, the tail end of the crankshaft is supported by the ejector pins, and the middle section of the crankshaft is safely processed under the supporting of the clamping assembly 3.
The clamping component 3 is arranged on the rolling component 2 in a sliding way, the rolling component 2 is arranged on the bearing seat 1 in a rotating way, and the rolling component 2 can rotate freely under the bearing of the sleeves 16 and the bearing blocks 15. In the process of turning the crankshaft, the outer gear ring 25 and the two clamping gears 13 are always meshed, the plurality of pawls 14 are kept in a loose state, when the crankshaft is stopped to be machined by the lathe, in order to prevent the crankshaft from driving a chuck of the lathe to rotate reversely under the action of gravity, the pawls 14 are matched with the ratchet rod 12, the rolling assembly 2 can be controlled not to rotate reversely, and therefore the stability of the crankshaft is maintained, and the safety of crankshaft machining is guaranteed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a strutting arrangement is used in bent axle processing which characterized in that: comprises a bearing seat (1), a rolling component (2) and a clamping component (3); bearing seat (1) sets up to arched door shape and cavity setting, and bearing seat (1) upper end inside is provided with circular chamber (11), rolling subassembly (2) rotate install in circular chamber (11) to set up with circular chamber (11) are concentric, rolling subassembly (2) cavity setting to the symmetry is provided with two positioning rod (22) parallel with the diameter in hollow inner chamber, clamping subassembly (3) set up in rolling subassembly (2) to slidable mounting is on two positioning rod (22), and clamping subassembly (3) carry out the position slip along the diametric direction under the drive of two positioning rod (22), and then satisfy and carry out the centre gripping to the bent axle of different curvatures.
2. The support device for crankshaft machining according to claim 1, wherein: the clamping assembly (3) comprises a clamping lantern ring (31), a clamping air bag (34), two air pumps (36), two cantilevers (32) and a plurality of clamping claws (35); the clamping lantern ring (31) is integrally of a circular ring structure, a central hole of the clamping lantern ring (31) is a clamping hole, the two cantilevers (32) are symmetrically arranged on the left side and the right side of the clamping lantern ring (31), the two cantilevers (32) are respectively provided with two driving holes (33) in a vertically penetrating mode, the two driving holes (33) are respectively correspondingly sleeved on the two positioning rods (22), the body of the clamping lantern ring (31) is of a hollow structure, the clamping air bag (34) is integrally of an annular shape and is installed in the hollow cavity of the clamping lantern ring (31), the clamping air bag (34) is provided with a plurality of clamping claws (35) in a protruding mode towards the center direction of the clamping hole, each clamping claw (35) penetrates out of a slotted hole formed in the inner wall of the clamping lantern ring (31), the inside of the bag body of the clamping air bag (34) is divided into two independent air chambers in an equal division mode, air holes (37) are formed in each air chamber, the two air chambers are communicated with corresponding air passages (37) respectively, the air pump (34) is adjusted through the corresponding air pump (36), the clamping air pump (34), the air pump is used for conducting air suction or the air pump (34) is expanded, and the two air pumps (32) can be installed on the clamping air pump, and the two cantilevers (32) and the crankshaft (32) can be released, so that the crankshaft can be adjusted.
3. The supporting device for crankshaft machining according to claim 2, wherein: the rolling assembly (2) comprises an outer circular ring (21), an outer gear ring (25) and two positioning rods (22); two ends of the two positioning rods (22) are rotatably mounted on the inner wall of the outer ring (21), one positioning rod (22) serves as a driving rod, a driving motor is arranged at one end of the positioning rod, the driving motor rotates to drive the positioning rod (22) to rotate so as to drive the clamping assembly (3) to perform position adjustment, the other positioning rod (22) serves as a driven rod and plays a role in auxiliary balance, the driving motor is embedded in the outer ring (21), two inwards-concave bearing grooves (24) are symmetrically arranged at the upper outer edge positions of the front end face and the rear end face of the outer ring (21), the two bearing grooves (24) are concentrically arranged with the outer ring (21), the outer gear ring (25) is concentrically arranged on the outer circumferential face of the outer ring (21) and centered along the axis direction, and the outer gear ring (25) is matched with the bearing seat (1) to perform stable bearing and operation.
4. The support device for crankshaft machining according to claim 3, wherein: the bearing seat (1) comprises two ratchet rods (12), two clamping gears (13), a plurality of pawls (14), a plurality of bearing blocks (15) and a plurality of sleeves (16); the rolling assembly is characterized in that two circular through holes are concentrically arranged on two front and back vertical surfaces of the circular cavity (11), a plurality of bearing blocks (15) are symmetrically arranged on two front and back side walls of the circular cavity (11), the bearing blocks (15) positioned on two inner walls are uniformly arranged around the circular through holes, a plurality of sleeves (16) are respectively sleeved outside the extending end of each bearing block (15) in a rotating mode through a bearing structure, the extending ends of the bearing blocks (15) are respectively inserted into bearing brackets (24) in a matched mode in cooperation with the corresponding sleeves (16), so that the rolling assembly (2) is integrally supported, two clamping gears (13) are respectively and fixedly arranged in the middle positions of the two ratchet rods (12), the two ratchet rods (12) are arranged in the circular cavity (11) in a diagonal mode, the two clamping gears (13) are respectively meshed with an outer gear ring (25), the plurality of pawls (14) are divided into two groups and correspondingly arranged beside the two ratchet rods (12), the outer gear ring (25), the two clamping gears (13), the two ratchet rods (12) and the plurality of pawls (14) are stably matched after rotation, so that redundant rolling assemblies (2) can be prevented from rotating in a synergetic mode.
5. The supporting device for crankshaft machining according to claim 3, wherein: the rolling assembly (2) further comprises two closing plates (23); two shrouding (23) correspond to set up outside on the uncovered at ring (21) both ends, the middle part of two shrouding (23) all is provided with slotted hole (26) along the direction of positioning rod (22), when clamping subassembly (3) and carrying out the position change through positioning rod (22), the centre gripping hole is arranged in slotted hole (26) all the time, set up two shrouding (23) and can protect rolling subassembly (2) inside and clamping subassembly (3), set up two slotted hole (26) and can ensure that the device can normal operating when the protection.
6. The support device for crankshaft machining according to claim 3, wherein: the two cantilevers (32), the two driving holes (33) and the two positioning rods (22) jointly form a ball screw structure for adjusting the overall position of the clamping assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221865112.XU CN217667869U (en) | 2022-07-19 | 2022-07-19 | Strutting arrangement is used in bent axle processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221865112.XU CN217667869U (en) | 2022-07-19 | 2022-07-19 | Strutting arrangement is used in bent axle processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217667869U true CN217667869U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221865112.XU Active CN217667869U (en) | 2022-07-19 | 2022-07-19 | Strutting arrangement is used in bent axle processing |
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| CN (1) | CN217667869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117862908A (en) * | 2024-03-11 | 2024-04-12 | 南通市威士真空设备有限公司 | Clamp iron plate for machining bent shaft elbow |
-
2022
- 2022-07-19 CN CN202221865112.XU patent/CN217667869U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117862908A (en) * | 2024-03-11 | 2024-04-12 | 南通市威士真空设备有限公司 | Clamp iron plate for machining bent shaft elbow |
| CN117862908B (en) * | 2024-03-11 | 2024-06-04 | 南通市威士真空设备有限公司 | Clamp iron plate for machining bent shaft elbow |
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