CN109855515B - Measurement mould of outer circle surface machining accuracy of insertion-exchange type mechanical product - Google Patents
Measurement mould of outer circle surface machining accuracy of insertion-exchange type mechanical product Download PDFInfo
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- CN109855515B CN109855515B CN201910157402.5A CN201910157402A CN109855515B CN 109855515 B CN109855515 B CN 109855515B CN 201910157402 A CN201910157402 A CN 201910157402A CN 109855515 B CN109855515 B CN 109855515B
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Abstract
The invention provides a measuring die for processing accuracy of the outer circle surface of an insertion type mechanical product, which comprises a clamping rail, a liquid guiding hole, a bayonet and a universal ball seat, wherein the clamping rail is provided with a clamping groove; the outer seat is of a circular cavity seat structure, the outer wall of the outer seat is uniformly provided with three fastening grooves with U-shaped notch structures, and the fastening grooves are also provided with fastening holes with stepped hole structures; three draw-in grooves have been seted up to the equipartition on the circular inner chamber wall of outer seat, utilize this three draw-in grooves to make still to cooperate in the inner chamber of outer seat has the accessory inner seat, be equipped with on the outer wall of accessory inner seat and be used for inserting the card rail of fit connection mutually with the draw-in groove, but the check-up is measured, consequently this device is a section remeasurement instrument when being used for assisting in slide caliper rule measurement work piece, make the work piece after the processing, obtain diversified measurement, and this device is because inside and outside suit formula structure, as long as process the accessory structure of a plurality of inside diameters, when using with this device is supporting, adaptable in the check-up measurement of many diameter work piece excircle deformation state, the flexibility is better.
Description
Technical Field
The invention belongs to the technical field of machining matching device structures, and particularly relates to a measuring die for machining accuracy of an outer circle surface of an insertion-exchange type mechanical product.
Background
The numerical control machining can be divided into a numerical control lathe, a numerical control milling machine, a numerical control punching machine, a numerical control machining center and the like according to different machining environments, wherein the numerical control lathe is mainly used for rotary cutting of an excircle workpiece, and the numerical control lathe is favored by small-scale machining environments due to the characteristics of good flexibility and practicability, convenience in operation, low price and the like.
The method is characterized in that a numerical control machining process is adopted to obtain product parts, such as shaft sleeve type workpieces and the like commonly used in automobile parts, the obtained workpieces need to be measured on the outer circle or the inner hole by using a vernier caliper or a micrometer, the whole circumference of the outer circle cannot be measured in the test mode, and therefore if the workpieces are in an oval shape due to small-amplitude eccentricity in the clamping process, the whole deformation of the outer circle surface of the workpieces cannot be easily measured in the single-diameter measurement mode.
Disclosure of Invention
In order to solve the technical problems, the invention provides a measuring die for machining accuracy of an outer circle surface of an insertion-exchange type mechanical product, which aims to solve the problem that the whole deformation of the outer circle surface of a workpiece cannot be easily measured in a single-diameter measuring and evaluating mode when the workpiece is elliptical due to small-amplitude eccentricity in the clamping process because the whole circumference of the outer circle cannot be measured by using a vernier caliper or a micrometer in the conventional measuring mode for measuring the outer circle or the inner hole of a product part obtained by adopting a numerical control machining process, such as a shaft sleeve workpiece and the like which are commonly used in automobile parts.
The invention relates to a measuring die for processing accuracy of the outer circle surface of an insertion-exchange type mechanical product, which is achieved by the following specific technical means:
a measuring die for processing accuracy of the outer circle surface of an insertion-exchange type mechanical product comprises an outer seat, a fastening groove, a fastening hole, a liquid injection hole, a liquid flowing hole, a clamping groove, an accessory inner seat, a clamping rail, a liquid guiding hole, a bayonet and a universal ball seat; the outer seat is of a circular cavity seat structure, the outer wall of the outer seat is uniformly provided with three fastening grooves with U-shaped notch structures, and the fastening grooves are also provided with fastening holes with stepped hole structures; three clamping grooves are uniformly distributed on the wall of the circular inner cavity of the outer seat, the inner cavity of the outer seat is matched with an inner seat of an accessory by the three clamping grooves, and the outer wall of the inner seat of the accessory is provided with a clamping rail which is used for being connected with the clamping grooves in a matched insertion mode.
Further: the bottom of the inner cavity of the outer seat is arranged in an annular plug structure, and three groups of universal ball seats are uniformly embedded in the top surface of the horizontal plug structure.
Further: three liquid injection holes are formed in the outer seat from the top surface in an inward inclined mode, and the liquid injection holes are obliquely communicated with liquid flowing holes formed in the inner cavity of the outer seat.
Further: the accessory inner seat is also of an annular accessory structure, three liquid leading holes are uniformly distributed on the accessory inner seat, and the liquid leading holes are obliquely and downwards formed.
Further: the bottom surface of the fitting inner seat is further provided with a circle of bayonets in an annular uniform distribution mode, and the width sizes of the bayonets are larger than that of the universal ball seat.
Compared with the prior art, the invention has the following beneficial effects:
the device is a circular sleeved structure, is an auxiliary measuring die of a general measuring tool after being assisted to lathe part processing in the lathe part processing process, a turned workpiece can be inserted into the measuring die again for checking and measuring the surface of the excircle after the excircle measurement is carried out by a vernier caliper, if a lathe part blank is clamped on a lathe for processing, the workpiece surface after turning is deformed in a small amplitude due to clamping eccentricity, and when the workpiece surface is formed into an elliptical shape, the workpiece surface is inserted into the die tool for checking and measuring, so the device is a re-measuring tool for assisting the caliper in measuring the workpiece, the processed workpiece can be variously measured, and the device is in an internal and external sleeved structure, can adapt to checking and measuring of the excircle deformation state of a multi-diameter workpiece when being matched with the device for use, the flexibility is better.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a bottom view structure diagram of the present invention.
Fig. 3 is a schematic view of the liquid injection structure of the outer seat of the invention when the outer seat is cut open.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. an outer seat; 101. a fastening groove; 102. a fastening hole; 103. a liquid injection hole; 104. a liquid flow hole; 105. a card slot; 2. an accessory inner seat; 201. clamping a rail; 202. a liquid introduction hole; 203. a bayonet; 3. a universal ball seat.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 3:
the invention provides a measuring die for processing accuracy of the excircle surface of an insertion-exchange type mechanical product, which comprises: the universal ball seat comprises an outer seat 1, a fastening groove 101, a fastening hole 102, a liquid injection hole 103, a liquid flowing hole 104, a clamping groove 105, an accessory inner seat 2, a clamping rail 201, a liquid introducing hole 202, a bayonet 203 and a universal ball seat 3; the outer seat 1 is of a circular cavity seat structure, the outer wall of the outer seat is uniformly provided with three fastening grooves 101 with U-shaped notch structures, and the fastening grooves 101 are also provided with fastening holes 102 with stepped hole structures; three clamping grooves 105 are uniformly distributed on the wall of the circular inner cavity of the outer seat 1, the inner cavity of the outer seat 1 is matched with the inner seat 2 of the accessory by the three clamping grooves 105, and the outer wall of the inner seat 2 of the accessory is provided with a clamping rail 201 which is connected with the clamping grooves 105 in an inserted and matched mode.
Wherein: the inner chamber bottom of outer seat 1 adopts annular end cap structure to set up, as shown in figure 1 to it has three groups of universal ball seats 3 to be embedded on the top surface of horizontal end cap structure equipartition, and from this description, can see that this outer seat 1's bottom surface has supplementary rotation function, and when consequently axle sleeve class work piece carries out the rotation action in inserting the inner chamber of outer seat 1, the work piece bottom will receive universal ball seat 3 to rotate supplementary, is convenient for by the work piece rotation operation of check-up, rational in infrastructure.
Wherein: three liquid injection holes 103 are formed in the outer seat 1 in an inner inclined mode from the top surface, the description structure is shown in the figures 1 and 3, the liquid injection holes 103 are obliquely communicated with liquid injection holes 104 formed in the inner cavity of the outer seat 1, when red dye is injected into the liquid injection holes 103, the dye can enter the inner wall of the outer seat 1, the surface of a lathe workpiece rotating in the inner cavity of the outer seat 1 can be synchronously coated, after the workpiece is rotated for a certain number of turns and taken out, the coating uniformity of the dye on the surface of the workpiece can be observed, whether the surface of the workpiece is deformed or not can be known, if the dye is thick at a certain position on the surface of the outer circle of the workpiece, the fact that the workpiece possibly tends to be in a non-circular state is proved, the diameter of the outer circle of the position of the workpiece is.
Wherein: the accessory inner seat 2 is also of an annular accessory structure, three liquid guiding holes 202 are uniformly formed in the accessory inner seat 2, the liquid guiding holes 202 are formed in the inclined downward direction, the description structure is shown in figure 1, the accessory inner seat 2 is a matched workpiece of the device, the accessory inner seat 2 is matched and arranged according to the excircle size of lathe parts produced in batches, and the accessory inner seat can be inserted into the outer seat 1 in the using process, so that the inner circle size of the outer seat 1 is changed, another inner circle diameter size is formed, red fluid injected from the liquid injection hole 103 enters the inner circle of the accessory inner seat 2 through the liquid guiding holes 202, and the workpiece matched with the inner circle size of the accessory inner seat 2 is inserted into the checking deformation condition, so that the device is flexible and practical.
Wherein: the bottom surface of the fitting inner seat 2 is further provided with a circle of bayonets 203 in an annular uniform distribution mode, the width sizes of the bayonets 203 are larger than that of the universal ball seat 3, the description structure is shown in figure 1, after the fitting inner seat 2 is inserted into the outer seat 1, the bayonets 203 enable the bottom surface of the fitting inner seat 2 not to rigidly extrude the universal ball seat 3, and the bayonets 203 and the universal ball seat 3 are buckled and matched.
When in use: the device is fixed on a horizontal measuring table of a workshop by utilizing a fastening hole 102 in a bolt fixing mode, after a workpiece is turned and measured, if the workpiece is matched with the inner ring wall size of an outer seat 1, the workpiece is inserted into the outer seat 1, a prepared red fluid chromosome is injected into a liquid injection hole 103 and finally enters a liquid flow hole 104, the surface of a lathe workpiece rotating in the inner cavity of the outer seat 1 is synchronously coated, after the workpiece is rotated for a certain number of turns and taken out, the coating uniformity of the dye on the surface of the workpiece is observed, whether the surface of the workpiece is deformed or not can be obtained, if the dye on the outer circle surface of the workpiece is thicker, the fact that the workpiece tends to be in a non-circular state is proved, the outer circle diameter of the position of the workpiece is measured by using.
As shown in figure 1, the inner seat 2 of the accessory is a matched workpiece of the device, the inner seat 2 of the accessory is matched and arranged according to the excircle size of the lathe parts produced in batches, and can be inserted into the outer seat 1 in the using process, so that the inner circle size of the outer seat 1 is changed, another inner circle diameter size is formed, the red fluid injected into the liquid injection hole 103 enters the inner circle of the inner seat 2 of the accessory through the liquid injection hole 202, and the workpiece matched with the inner circle size of the inner seat 2 of the accessory is inserted into the checking deformation condition, so that the device also has flexible practicability.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (3)
1. The utility model provides a measurement mould of formula mechanical product excircle surface machining accuracy is traded in interpolation which characterized in that: the measuring die for the machining accuracy of the outer circle surface of the insertion-exchange type mechanical product comprises an outer base (1), a fastening groove (101), a fastening hole (102), a liquid injection hole (103), a liquid flow hole (104), a clamping groove (105), an accessory inner base (2), a clamping rail (201), a liquid introduction hole (202), a bayonet (203) and a universal ball base (3); the outer seat (1) is of a circular cavity seat structure, the outer wall of the outer seat is uniformly provided with three fastening grooves (101) with U-shaped notch structures, and the fastening grooves (101) are also provided with fastening holes (102) with stepped hole structures; three clamping grooves (105) are uniformly distributed on the wall of the circular inner cavity of the outer seat (1), an accessory inner seat (2) is matched in the inner cavity of the outer seat (1) by utilizing the three clamping grooves (105), and clamping rails (201) which are connected with the clamping grooves (105) in an inserting and matching mode are arranged on the outer wall of the accessory inner seat (2); the bottom of the inner cavity of the outer seat (1) is arranged by adopting an annular plug structure, and three groups of universal ball seats (3) are uniformly embedded on the top surface of the horizontal plug structure; three liquid injection holes (103) are formed in the outer seat (1) from the top surface in an inward inclined mode, and the liquid injection holes (103) are obliquely communicated with liquid flowing holes (104) formed in the inner cavity of the outer seat (1).
2. The measurement mold for the machining accuracy of the outer circumferential surface of an exchangeable mechanical product as set forth in claim 1, wherein: the fitting inner seat (2) is also of an annular fitting structure, three liquid guiding holes (202) are uniformly distributed and formed, and the liquid guiding holes (202) are obliquely formed downwards.
3. The measurement mold for the machining accuracy of the outer circumferential surface of an exchangeable mechanical product as set forth in claim 1, wherein: the bottom surface of the fitting inner seat (2) is further provided with a circle of bayonets (203) in an annular uniform distribution mode, and the width sizes of the bayonets (203) are larger than that of the universal ball seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157402.5A CN109855515B (en) | 2019-03-01 | 2019-03-01 | Measurement mould of outer circle surface machining accuracy of insertion-exchange type mechanical product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157402.5A CN109855515B (en) | 2019-03-01 | 2019-03-01 | Measurement mould of outer circle surface machining accuracy of insertion-exchange type mechanical product |
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| Publication Number | Publication Date |
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| CN109855515A CN109855515A (en) | 2019-06-07 |
| CN109855515B true CN109855515B (en) | 2020-12-01 |
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| CN202709936U (en) * | 2012-06-15 | 2013-01-30 | 陕西法士特齿轮有限责任公司 | Comprehensive testing fixture for sliding gear sleeve of synchronizer |
| CN102853804A (en) * | 2012-08-29 | 2013-01-02 | 江苏太平洋精锻科技股份有限公司 | Spherical shape gauge for bevel planet gear |
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3566640A (en) * | 1968-08-26 | 1971-03-02 | Chrysler Corp | Inspection and correction apparatus |
| CN201318924Y (en) * | 2008-12-15 | 2009-09-30 | 重庆长安汽车股份有限公司 | Engine crank shaft end surface hole-series position checking tool capable of eliminating non-circularity positioning |
| CN201548154U (en) * | 2009-11-26 | 2010-08-11 | 东风汽车有限公司 | Fork-shaped forging error checking fixture |
| CN102261883A (en) * | 2010-05-28 | 2011-11-30 | 中国航空工业标准件制造有限责任公司 | Detecting tool for measuring distance between two parallel surfaces |
| CN202270975U (en) * | 2011-10-31 | 2012-06-13 | 珠海美利信新材料技术有限公司 | Shaping mould of annular sintering blanks in powder metallurgy |
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| CN109855515A (en) | 2019-06-07 |
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