CN217668072U - Internal support clamp for machining annular part by machine tool and machine tool equipment - Google Patents
Internal support clamp for machining annular part by machine tool and machine tool equipment Download PDFInfo
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- CN217668072U CN217668072U CN202221369634.0U CN202221369634U CN217668072U CN 217668072 U CN217668072 U CN 217668072U CN 202221369634 U CN202221369634 U CN 202221369634U CN 217668072 U CN217668072 U CN 217668072U
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Abstract
The utility model discloses an internal stay anchor clamps and machine tool equipment for machine tool machining ring-shaped parts, which comprises a fixed component, a flange part, an air passage distributor and a positioning support part, wherein the flange part is connected with a machine tool spindle to be machined, and two ends of the air passage distributor are respectively connected with the flange part and the positioning support part; the inner support air detection assembly comprises a driving pull rod shaft, an inner support expansion sleeve and an air detection unit, wherein one end of the driving pull rod shaft is connected with a main shaft of a machine tool to be processed, the other end of the driving pull rod shaft penetrates through the air passage distributor to abut against the inner support expansion sleeve, the inner support expansion sleeve is placed in the positioning support piece, and the inner support expansion sleeve is driven by the driving pull rod shaft to move to fix a workpiece to be processed; the air detection unit is respectively arranged in the drive pull rod shaft, the air passage distributor and the positioning support piece. The utility model discloses avoid using the fixed work piece of clamping jaw chuck to cause the work piece to warp, reduce the machining error of work piece, and then improve the yield of work piece.
Description
Technical Field
The utility model relates to a machine tool clamp technical field, concretely relates to internal stay anchor clamps and lathe equipment for lathe processing loop type part.
Background
At present, an annular part is one of common parts in mechanical parts, and is usually fixed on a machine tool workbench by adopting a three-jaw chuck, and then the annular part is processed;
however, the rigidity of the annular part is poor, and when the annular part is processed, if the annular part is clamped by the three-jaw chuck, deformation is easily generated, so that processing errors exist in the processing size and precision of the annular part, and therefore, the processing deformation becomes a bottleneck problem of processing of the annular part.
Therefore, there is a need for a fixture capable of fixing the inner support of the annular part and avoiding the deformation of the annular part during machining.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to overcome the defect of annular part processing deformation in the prior art.
In order to solve the technical problem, the utility model provides an internal stay anchor clamps for lathe processing loop type part, include:
the fixing assembly comprises a flange part, an air passage distributor and a positioning support part, wherein the flange part is connected with a machine tool spindle to be processed, and two ends of the air passage distributor are respectively connected with the flange part and the positioning support part;
the inner support air detection assembly comprises a driving pull rod shaft, an inner support expansion sleeve and an air detection unit, wherein one end of the driving pull rod shaft is connected with a main shaft of a machine tool to be processed, the other end of the driving pull rod shaft penetrates through the air passage distributor to be abutted against the inner support expansion sleeve, the inner support expansion sleeve is placed in the positioning support piece, and the driving pull rod shaft drives the inner support expansion sleeve to move to fix a workpiece to be processed; the air detection unit is respectively arranged in the drive pull rod shaft, the air passage distributor and the positioning support piece.
As an optimal mode of the utility model, the drive draw bar axle includes draw bar axle, tapering dabber, axle sleeve, the draw bar axle passes through the axle sleeve with the tapering dabber is connected.
As a preferred mode of the utility model, the tapering dabber is equipped with first conical surface, the internal stay cover that expands is equipped with the second toper face, first conical surface with the second toper face laminating.
As a preferred mode of the present invention, at least a portion of the limiting end of the shaft sleeve is inserted into the air passage distributor and connected to the taper mandrel; the connecting end of the shaft sleeve is at least partially inserted into a machine tool spindle to be machined and is connected with the pull rod shaft.
As an optimized mode of the utility model, the air flue distributor is equipped with first spacing logical groove, the spacing end external diameter of axle sleeve is less than the internal diameter size in first spacing logical groove.
As an optimized mode of the utility model, the internal stay gas detection assembly still includes the stroke locating part, the stroke locating part cover is located the link of axle sleeve, and with the air flue distributor is connected.
As a preferred mode of the utility model, the stroke locating part is equipped with the spacing logical groove of second, the internal diameter size in the spacing logical groove of second is greater than the external diameter size of the link of axle sleeve, and be less than the external diameter size of the spacing end of axle sleeve.
As a preferred mode of the present invention, the gas detection unit includes a gas detection channel and a gas detection port, and the gas detection channel is respectively disposed in the air passage distributor, the positioning support member, and the driving pull rod shaft; the gas detection port is arranged on one side, facing the workpiece to be processed, of the positioning support piece and communicated with the gas detection channel.
As a preferred mode of the utility model, the gas detection unit still includes the end cap, the end cap is installed respectively in air flue distributor and location support piece's one end of gas detection passageway.
The utility model also provides a machine tool equipment, include an internal stay anchor clamps that is used for the loop type part of machine tool machining.
Compared with the prior art, the technical scheme of the utility model have following advantage:
a internal stay anchor clamps and lathe equipment for machine tool machining loop type part, it is fixed to carry out the internal stay with the work piece of treating processing, avoids using the fixed work piece of clamping jaw chuck to cause the work piece to warp, reduces the machining error of work piece, and then improves the yield of work piece.
Drawings
In order to make the content of the present invention more clearly understood, the present invention will be described in further detail with reference to the following specific embodiments of the present invention in conjunction with the accompanying drawings.
Fig. 1 is a schematic perspective view of the inner support fixture of the present invention.
Fig. 2 is a first schematic sectional view of the inner support fixture of the present invention.
Fig. 3 is a partially enlarged schematic view of the region a of the present invention.
Fig. 4 is a second schematic cross-sectional view of the inner support fixture of the present invention.
Fig. 5 is a schematic partial cross-sectional view of the positioning support and airway distributor of the present invention.
Description reference numbers indicate: 3. the device comprises a workpiece, 4, a machine tool spindle, 10, a flange piece, 11, an air channel distributor, 12, a positioning support piece, 20, a driving pull rod shaft, 21, an inner support expansion sleeve, 22, an air detection unit, 23, a stroke limiting piece, 110, a first limiting through groove, 200, a pull rod shaft, 201, a taper mandrel, 202, a shaft sleeve, 203, a connecting end of the shaft sleeve, 204, a limiting end of the shaft sleeve, 205, a first conical surface, 210, a second conical surface, 220, a first channel, 221, a second channel, 223, a third channel, 224, an air detection port, 225, a plug, 230 and a second limiting through groove.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and 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 "second" or "first" 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.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements does not include a limitation to the listed steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1-3, an embodiment of the present invention provides an internal stay clamp for machine tool machining ring-shaped parts, including:
the fixing assembly comprises a flange part 10, an air channel distributor 11 and a positioning support part 12, wherein the flange part 10 is connected with a machine tool spindle 4 to be machined, and two ends of the air channel distributor 11 are respectively connected with the flange part 10 and the positioning support part 12;
the inner support air detection assembly comprises a drive pull rod shaft 20, an inner support expansion sleeve 21 and an air detection unit 22, one end of the drive pull rod shaft 20 is connected with a machine tool spindle 4 to be processed, the other end of the drive pull rod shaft 20 penetrates through the air passage distributor 11 to be abutted against the inner support expansion sleeve 21, the inner support expansion sleeve 21 is placed in the positioning support 12, and the drive pull rod shaft 20 drives the inner support expansion sleeve 21 to move to fix a workpiece to be processed; the air detecting unit 22 is respectively disposed in the driving pull rod shaft 20, the air channel distributor 11 and the positioning support 12.
Wherein, referring to fig. 1, the flange member 10 is mounted at the coupling nose end of the machine tool spindle 4 to be processed; one end of the air passage distributor 11 is connected with the flange piece 10, and the other end of the air passage distributor 11 is connected with the positioning support piece 12;
during machining, a workpiece to be machined is attached to the positioning support 12; the driving pull rod shaft 20 is connected with a machine tool spindle 4 to be processed to form a spindle broach (claw) mechanism in the prior art, namely, the machine tool spindle 4 drives the driving pull rod shaft 20 to move; the inner support expansion sleeve 21 abuts against the driving pull rod shaft 20, when the driving pull rod shaft 20 moves towards the direction opposite to the direction of the workpiece to be processed, the inner support expansion sleeve 21 is expanded, the workpiece to be processed is supported and fixed by the inner support expansion sleeve 21, when the driving pull rod shaft 20 moves towards the direction of the workpiece to be processed, the inner support expansion sleeve 21 is loosened, and the workpiece to be processed is loosened by the inner support expansion sleeve 21; the gas detection unit 22 is connected with a compressed air pipeline, and whether a workpiece to be processed is attached to the positioning support piece 12 or not is judged through the gas detection unit 22; the compressed air pipeline adopts the existing compressed air pipeline in a factory, and is specifically set by an operator according to a machine tool to be processed; the workpieces to be processed include, but are not limited to, ring-type workpieces, disc-type workpieces, and hollow column-type workpieces.
By adopting the technical scheme, after a workpiece to be processed is abutted against the positioning support piece 12, the driving pull rod shaft 20 is driven by the machine tool spindle 4 to be processed to move in the opposite direction of the workpiece to be processed, the abutting inner support expansion sleeve 21 is expanded through the driving pull rod shaft 20, the abutting inner support expansion sleeve 21 is expanded to abut against the inner wall of the workpiece to be processed, the workpiece to be processed is internally supported and fixed, compressed air is introduced into the air detection unit 22 through a compressed air pipeline, and whether the air detection unit 22 leaks air is judged so as to judge whether the workpiece to be processed is abutted against the positioning support piece 12; the workpiece to be machined is fixed through the inner support, so that the workpiece is prevented from being deformed due to the clamping of the clamping jaw chuck;
after the workpiece is machined, the driving pull rod shaft 20 is driven by the machine tool spindle 4 to be machined to move towards the workpiece to be machined, the abutting inner support expansion sleeve 21 is loosened through the driving pull rod shaft 20, the machined workpiece is not fixed through the inner support expansion sleeve 21, and the machined workpiece can be taken down by an operator.
Referring to fig. 2, the driving pull rod shaft 20 includes a pull rod shaft 200, a tapered mandrel 201, and a boss 202.
The pull rod shaft 200 is connected with the tapered mandrel 201 through the bushing 202, that is, two ends of the bushing 202 are respectively connected with the pull rod shaft 200 and the tapered mandrel 201; referring to fig. 2, a first conical surface 205 is arranged at an end of the taper mandrel 201 abutting against the inner support expanding sleeve 21, the inner support expanding sleeve 21 is provided with a second conical surface 210, and the first conical surface 205 is attached to the second conical surface 210.
By adopting the technical scheme, the pull rod shaft 200 moves under the driving of the machine tool spindle 4 to be processed, the shaft sleeve 202 is driven to move synchronously by the pull rod shaft 200, and the taper mandrel 201 is driven to move synchronously by the shaft sleeve 202.
Referring to fig. 2, the air passage distributor 11 is provided with a first limiting through groove 110; the inner support gas detection assembly further comprises a stroke limiting piece 23, and the stroke limiting piece 23 is provided with a second limiting through groove 230.
As shown in fig. 2, the connecting end of the sleeve 202 is at least partially inserted into the spindle 4 of the machine tool to be machined and connected to the tie rod shaft 200; the limiting end of the shaft sleeve 202 is at least partially inserted into the first limiting through groove 110 and connected with the taper mandrel 201; the stroke limiting member 23 is sleeved on the connecting end of the shaft sleeve 202 and connected with the air passage distributor 11.
The outer diameter of the limiting end of the shaft sleeve 202 is smaller than the inner diameter of the first limiting through groove 110 and larger than the outer diameter of the connecting end of the shaft sleeve 202; the inner diameter of the second limiting through groove 230 is larger than the outer diameter of the connecting end of the shaft sleeve 202 and smaller than the outer diameter of the limiting end of the shaft sleeve 202.
By adopting the technical scheme, the arrangement of the stroke limiting part 23 can enable the limiting end of the shaft sleeve 202 to move between the first limiting groove and the second limiting groove, and provide stroke limitation for the shaft sleeve 202, so that the phenomenon that the shaft sleeve 202 drives the taper mandrel 201 to move over the stroke to cause the inner support expansion sleeve 21 and the workpiece to be damaged is avoided.
Referring to fig. 2-3, the gas detection unit 22 includes a gas detection channel, a gas detection opening 224, and a plug 225.
The gas detection channel comprises a first channel 220, a second channel 221 and a third channel 223, wherein the first channel 220 is arranged in the pull rod shaft 200, the shaft sleeve 202 and the taper mandrel 201, the second channel 221 is arranged in the air channel distributor 11, and the third channel 223 is arranged in the positioning support 12; a plurality of gas detection ports 224 are formed in one side of the positioning support 12 facing the workpiece to be machined and are communicated with the third channel 223; the plugs 225 are respectively arranged at one end of the second channel 221 and one end of the third channel 223.
By adopting the technical scheme, compressed air in a compressed air pipeline enters the second channel 221 through the first channel 220, one end of the second channel 221 is blocked by the plug 225, compressed air enters the third channel 223 through the second channel 221, one end of the third channel 223 is blocked by the plug 225, compressed air enters the air detection port 224 through the third channel 223, and an operator judges whether a workpiece to be machined is attached to the positioning support piece 12 or not through the air pressure value of an air pressure gauge connected with the compressed air pipeline or whether the air detection port 224 is air-out or not, namely whether the workpiece to be machined is correctly fixed or not is judged;
specifically, the air pressure value of the air pressure meter connected through the compressed air pipeline (when the air pressure value becomes smaller, it indicates that there is a gap between the air detection port 224 and the workpiece, and there is air leakage), or whether the air detection port 224 is out of air is observed to be judged, and the operator sets the air pressure value according to the generation requirement and the cost, and the air pressure meter adopts the existing air pressure meter.
Wherein, the coupling nose end of the flange member 10 and the machine tool spindle 4, the positioning support member 12 and the air channel distributor 11, and the stroke limiting member 23 and the air channel distributor 11 are connected by a plurality of fasteners as shown in fig. 4-5.
The utility model discloses still provide the lathe equipment, include the internal stay anchor clamps that are used for lathe processing ring type part, still include:
a machine tool spindle 4.
Compared with the prior art, the technical scheme of the utility model have following advantage:
a internal stay anchor clamps and lathe equipment for machine tool machining loop type part, through the cooperation of the bloated cover of drive draw bar axle and internal stay, will carry out the internal stay with the work piece of treating processing that location support piece is contradicted fixedly, avoid using the fixed work piece of clamping jaw chuck to cause the work piece to warp, reduce the machining error of work piece, and then improve the yield of work piece.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. A internal stay anchor clamps for lathe processing ring type part, its characterized in that includes:
the fixing assembly comprises a flange part, an air passage distributor and a positioning support part, wherein the flange part is connected with a machine tool spindle to be processed, and two ends of the air passage distributor are respectively connected with the flange part and the positioning support part;
the inner support air detection assembly comprises a driving pull rod shaft, an inner support expansion sleeve and an air detection unit, wherein one end of the driving pull rod shaft is connected with a main shaft of a machine tool to be processed, the other end of the driving pull rod shaft penetrates through the air passage distributor to be abutted against the inner support expansion sleeve, the inner support expansion sleeve is placed in the positioning support piece, and the driving pull rod shaft drives the inner support expansion sleeve to move to fix a workpiece to be processed; the air detection unit is respectively arranged in the drive pull rod shaft, the air passage distributor and the positioning support piece.
2. The inner support clamp for the machine tool machining ring-shaped part as claimed in claim 1, wherein the driving pull rod shaft comprises a pull rod shaft, a taper mandrel and a bushing, and the pull rod shaft is connected with the taper mandrel through the bushing.
3. The internal stay fixture for a machine tool processing ring-type part of claim 2, wherein the taper mandrel is provided with a first taper surface, the internal stay expansion sleeve is provided with a second taper surface, and the first taper surface is engaged with the second taper surface.
4. The internal stay clamp for a machine tool machining ring-type part of claim 2 wherein the limit end of the sleeve is at least partially inserted into the air channel distributor and connected to the tapered mandrel; the connecting end of the shaft sleeve is at least partially inserted into a main shaft of a machine tool to be processed and is connected with the pull rod shaft.
5. The internal stay fixture for a machine tool machining ring-type part of claim 4, wherein the air channel distributor is provided with a first limit through groove, and the external diameter of the limit end of the shaft sleeve is smaller than the internal diameter of the first limit through groove.
6. The internal support clamp for a machine tool machining ring-shaped part according to claim 5, wherein the internal support gas detection assembly further comprises a stroke limiting element, and the stroke limiting element is sleeved on the connecting end of the shaft sleeve and connected with the air passage distributor.
7. The internal stay fixture for a machine tool machining ring-type part according to claim 6, wherein the stroke limiting member is provided with a second limiting through groove having an inner diameter dimension larger than an outer diameter dimension of the connecting end of the shaft sleeve and smaller than an outer diameter dimension of the limiting end of the shaft sleeve.
8. The inner support clamp for the machine tool machining ring-shaped part as claimed in claim 2, wherein the gas detection unit comprises a gas detection channel and a gas detection port, and the gas detection channel is respectively arranged in the gas channel distributor, the positioning support and the drive pull rod shaft; the gas detection port is arranged on one side, facing the workpiece to be processed, of the positioning support piece and communicated with the gas detection channel.
9. The inner support clamp for the machine tool machining ring-shaped part according to claim 8, wherein the air detection unit further comprises plugs, and the plugs are respectively installed at one end of the air detection channel of the air channel distributor and one end of the air detection channel of the positioning support.
10. Machine tool equipment, characterized in that it comprises an internal stay clamp for machine tool machining ring-type parts according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221369634.0U CN217668072U (en) | 2022-06-02 | 2022-06-02 | Internal support clamp for machining annular part by machine tool and machine tool equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221369634.0U CN217668072U (en) | 2022-06-02 | 2022-06-02 | Internal support clamp for machining annular part by machine tool and machine tool equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217668072U true CN217668072U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221369634.0U Active CN217668072U (en) | 2022-06-02 | 2022-06-02 | Internal support clamp for machining annular part by machine tool and machine tool equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217668072U (en) |
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2022
- 2022-06-02 CN CN202221369634.0U patent/CN217668072U/en active Active
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