CN113028955A - Flatness measuring tool for end face of seat frame - Google Patents
Flatness measuring tool for end face of seat frame Download PDFInfo
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- CN113028955A CN113028955A CN202110220350.9A CN202110220350A CN113028955A CN 113028955 A CN113028955 A CN 113028955A CN 202110220350 A CN202110220350 A CN 202110220350A CN 113028955 A CN113028955 A CN 113028955A
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a flatness measuring tool for an end face of a seat frame, which comprises a support frame, a cylinder and a rocker, wherein the support frame comprises a base, a support screw and at least two support legs extending along the horizontal direction, the base is arranged in an inner cavity of the seat frame, one end of each support leg is connected with the base, the other end of each support leg is provided with a support part, the support parts protrude along the radial direction of the support screw, the support parts are provided with threaded holes in a penetrating manner, the support screws are screwed in the threaded holes, one end of each support screw can penetrate through the threaded holes and is tightly abutted against the wall of the inner cavity of the seat frame, the rocker is positioned above the cylinder, one end of the rocker is rotatably connected with the cylinder through a rotating shaft, the other end of. The structure is simple and convenient, and the field operation is convenient.
Description
Technical Field
The invention relates to a flatness measuring tool, in particular to a flatness measuring tool for an end face of a seat frame.
Background
The flatness requirements for the end faces of the seat frames are extremely stringent in some industries to ensure that the flatness of the end faces of the seat frames meets the installation requirements. For example, in the ship industry, after the cargo oil pump seat frame is installed, the flatness of the end face of the cargo oil pump seat frame needs to be measured.
Typically, a dial gauge is used to measure the flatness of the end face of the mount. In the prior art, the dial indicator needs to be erected on a large-scale machine frame (such as a movable boring machine), and then the dial indicator needs to be moved on the end face of a seat frame through the large-scale machine frame.
Disclosure of Invention
The invention aims to: the flatness measuring tool for the end face of the seat frame is simple and convenient in structure and convenient to operate on site.
In order to achieve the purpose, the invention adopts the following technical scheme:
provides a flatness measuring tool for the end surface of a seat frame, which comprises a supporting frame, a cylinder and a rocker, wherein the supporting frame comprises a base, a supporting screw rod and at least two supporting legs extending along the horizontal direction, the base is arranged in the inner cavity of the seat frame, one end of the supporting leg is connected with the base, the other end is provided with a supporting part, the supporting part protrudes along the radial direction of the supporting screw rod, a threaded hole is arranged through the supporting part, the supporting screw rod is screwed in the threaded hole, one end of the supporting screw rod can penetrate through the threaded hole and is tightly propped against the inner cavity wall of the seat frame, the rocker is positioned above the cylinder, one end of the rocker is rotatably connected with the cylinder through a rotating shaft, the other end of the rocker extends to the end face of the seat frame along the horizontal direction, and one end, far away from the cylinder, of the rocker is provided with a dial indicator.
As a preferable technical scheme of the flatness measuring tool for the end face of the seat frame, three supporting legs are arranged and distributed at intervals in an annular mode around the periphery of the base.
Conduct the flatness of seat frame terminal surface measure frock an optimal technical scheme, the bottom of drum is provided with adjusts the seat, adjust the seat with connect through four at least adjusting part groups between the base, four at least adjusting part groups wind the week evenly distributed of drum, every group adjusting part includes adjusting screw and revolves soon adjusting nut on the adjusting screw, adjusting screw's one end is fixed to be set up the upper surface of base, adjusting screw's the other end is the protrusion that makes progress, adjusting nut is located adjusting seat deviates from one side of base, adjust the seat and correspond every adjusting screw is provided with and dodges the hole, adjusting screw pass after dodging the hole with adjusting nut screws up.
As a preferable technical scheme of the flatness measuring tool for the end face of the seat frame, a bearing is fixedly arranged on the periphery of the rotating shaft, and the rotating shaft is rotatably connected with the cylinder through the bearing.
As a preferable technical scheme of the flatness measuring tool for the end face of the seat frame, a locking screw for selectively locking the bearing is arranged on the cylinder, a locking threaded hole is formed in the side wall of the cylinder, and the locking screw is screwed into the cylinder through the locking threaded hole and abuts against the bearing.
As an optimal technical scheme of the flatness measuring tool for the end face of the seat frame, the rocker comprises a rocker body and a connecting part, the dial indicator is connected with the rocker body, one end of the rocker body is connected with the rotating shaft through the connecting part, and the connecting part is detachably connected with the rotating shaft through a threaded structure.
As an optimal technical scheme of the tool for measuring the flatness of the end face of the seat frame, one end, away from the base, of the rotating shaft protrudes out of the upper end of the cylinder to form a protruding portion, the thread structure comprises a first connecting thread hole penetrating through the connecting portion and a first connecting thread section arranged on the periphery of the protruding portion, the connecting portion is screwed in a matched mode through the first connecting thread hole and the first connecting thread section, a limiting part is fixedly arranged at the lower end of the first connecting thread section of the protruding portion, and the limiting part is spaced from the top end of the cylinder.
As a preferable technical scheme of the flatness measuring tool for the end face of the seat frame, one end, far away from the inner cavity wall of the seat frame, of the supporting screw rod is provided with an adjusting handle.
As a preferable technical scheme of the flatness measuring tool for the end face of the seat frame, the supporting legs are welded with the lower surface of the base.
The seat frame end face flatness measurement tool is characterized by further comprising a fixing ring, the fixing ring is arranged on the periphery of the base, the outer edge of the base is spaced from the fixing ring, and the non-end portions of the supporting legs are fixedly connected with the fixing ring.
The invention has the beneficial effects that: the flatness measuring device with the structure has the advantages of simple structure, small volume, no need of erecting the dial indicator on a large-scale machine frame, capability of supporting the flatness measuring tool on the seat frame by utilizing the supporting frame, contribution to field operation and reduction of the difficulty of flatness measurement of the end face of the seat frame.
Drawings
The invention is explained in more detail below with reference to the figures and examples.
Fig. 1 is a schematic top view of a flatness measuring tool for an end face of a seat frame according to an embodiment of the present invention mounted on the seat frame.
FIG. 2 is a schematic view of an assembly structure of the cylinder, the adjusting seat and the rotating shaft according to the embodiment.
FIG. 3 is a partially enlarged view of the flatness measuring tool for the end face of the seat frame according to the embodiment.
In the figure:
100. a seat frame;
1. a support frame; 101. supporting legs; 102. a support portion; 103. a support screw; 104. a handle; 105. a base; 2. an adjusting seat; 3. a cylinder; 4. a rocker; 401. a connecting portion; 402. a rocker body; 5. a dial indicator base; 6. adjusting the nut; 7. a bearing; 8. a first connecting thread segment; 9. a limiting member; 10. a rotating shaft; 11. locking the screw; 12. a locking portion.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 3, the present invention provides a flatness measuring tool, which is used for measuring the flatness of the end surface of a seat frame, wherein the seat frame 100 is a solid of revolution structure, and the seat frame 100 has an inner cavity. In this embodiment, mount 100 is a deep well pump mount, but mount 100 is not limited to being a deep well pump mount, and in other embodiments, may be other types of mounts 100. The flatness measuring tool comprises a support frame 1, a cylinder 3 and a rocker 4, wherein the support frame 1 comprises a base 105, a support screw 103 and at least two support legs 101 extending along the horizontal direction, the base 105 is arranged in an inner cavity of a seat frame 100, one end of each support leg 101 is connected with the base 105, and the other end of each support leg is provided with a support part 102. The supporting portion 102 protrudes along the radial direction of the supporting screw 103, the supporting portion 102 is provided with a threaded hole in a penetrating manner, the supporting screw 103 is screwed in the threaded hole, and one end of the supporting screw 103 can penetrate through the threaded hole and tightly abut against the inner cavity wall of the seat frame 100. The rocker 4 is located above the cylinder 3, one end of the rocker 4 is rotatably connected with the cylinder 3 through a rotating shaft 10, the other end of the rocker 4 extends to the end face of the seat frame 100 along the horizontal direction, and one end of the rocker 4, which is far away from the cylinder 3, is provided with a dial indicator (not shown in the figure) which is used for measuring the flatness of the end face of the seat frame. Wherein, the percentage table passes through the percentage table seat 5 and is connected with rocker 4, and then installs the percentage table on rocker 4.
In the flatness measuring tool, the base 105 provides a supporting function for the cylinder 3 and the rocker 4, the support screw 103 is screwed in the threaded hole, the support screw 103 passes through the support part 102 and abuts against the inner cavity wall of the seat frame 100, and the whole flatness measuring tool is supported on the seat frame 100. Utilize rocker 4 to install the percentage table, during the specific use, can rotate rocker 4 around axis of rotation 10, make the percentage table rotate a week on the seat frame terminal surface, after centering the percentage table, reuse the percentage table to measure the plane degree of seat frame terminal surface. The flatness measuring work of the structure has the advantages of simple structure and small volume, the dial indicator does not need to be erected on a large-scale machine frame, the flatness measuring tool can be supported on the seat frame 100 by the support frame 1, the field operation is facilitated, and the difficulty of flatness measurement of the end face of the seat frame is reduced.
As a preferable technical solution, three support legs 101 are provided, and the three support legs 101 are distributed annularly at intervals around the circumference of the base 105. The three supporting legs 101 are distributed annularly at intervals around the periphery of the base 105, and a sufficient supporting force is provided on the inner cavity wall of the seat frame 100 by using fewer supporting legs 101, which is beneficial to improving the connection stability between the flatness measuring tool and the seat frame 100. Of course, in other embodiments, the supporting legs 101 may be provided in two, four, five, etc., and the number of the supporting legs 101 is not limited specifically herein.
In one embodiment, the bottom of the cylinder 3 is provided with the adjusting seat 2, the adjusting seat 2 is connected with the base 105 through at least four groups of adjusting components, the at least four groups of adjusting components are uniformly distributed around the circumference of the cylinder 3, each group of adjusting components comprises an adjusting screw and an adjusting nut 6 screwed on the adjusting screw, one end of the adjusting screw is fixedly arranged on the upper surface of the base 105, the other end of the adjusting screw protrudes upwards, the adjusting nut 6 is located on one side of the adjusting seat 2, which is far away from the base 105, the adjusting seat 2 is provided with an avoiding hole corresponding to each adjusting screw, and the adjusting screw penetrates through the avoiding hole and then is screwed with the adjusting nut 6. Specifically, the bottom of the rotating shaft 10 abuts on the adjustment seat 2. Due to the arrangement of the adjusting screw and the adjusting nut 6, on one hand, the detachable connection between the adjusting seat 2 and the base 105 is realized, the detachment and the assembly between the cylinder 3 and the support frame 1 are convenient, and the carrying and the storage of the flatness measuring tool are facilitated; on the other hand, the adjusting nut 6 is controlled to be screwed into the adjusting screw rod for adjusting the depth, and the distance between the front part, the rear part, the left part and the right part of the adjusting seat 2 and the base 105 can be adjusted, so that the verticality of the cylinder 3 can be adjusted, the axial lead of the cylinder 3 is ensured to be parallel to the vertical direction, and the measurement precision of the flatness of the end surface of the seat frame is improved.
In this embodiment, four sets of adjusting assemblies are provided, and of course, in other embodiments, the number of adjusting assemblies can be flexibly changed as needed.
In order to improve the smoothness of the rotation of the rocker 4, a bearing 7 is fixedly arranged on the periphery of the rotating shaft 10, and the rotating shaft 10 is rotatably connected with the cylinder 3 through the bearing 7. In this embodiment, two bearings 7 are provided, and the two bearings 7 are spaced apart from each other along the axial direction of the cylinder 3.
The cylinder 3 is provided with a locking screw 11 for selectively locking the bearing 7, the side wall of the cylinder 3 is provided with a locking threaded hole, and the locking screw 11 is screwed into the inside of the cylinder 3 from the locking threaded hole to be tightly abutted against the bearing 7. During the specific use, after rotating rocker 4 to the position of settlement, utilize locking screw 11 to lock bearing 7 in drum 3, the locking of bearing 7 can restrict rocker 4 and rotate to restriction percentage table rotates for seat frame 100, be convenient for carry out the reading to the percentage table, be favorable to improving the accuracy of percentage table reading, when needs rotate the percentage table for seat frame 100, twist out locking screw 11 from the lateral wall of drum 3, remove locking screw 11 to the locking effect of bearing 7.
In this embodiment, the protruding locking portion 12 that is provided with of lateral wall of drum 3, locking portion 12 offers the locking screw hole, and the intercommunicating pore that communicates the inside of drum 3 and locking screw hole is offered to the lateral wall of drum 3, and the setting of locking portion 12 is mainly to the less condition of the lateral wall thickness of drum 3, avoids because the lateral wall thickness undersize of drum 3 leads to the area of contact between locking screw hole and the locking screw 11 to be less. In an actual design, the locking screw hole may be directly formed in the side wall of the cylinder 3 without providing the locking portion 12 on the outer side wall of the cylinder 3.
In order to facilitate the assembly of the rocker 4 and the rotating shaft 10, the rocker 4 comprises a rocker body 402 and a connecting part 401, the dial indicator is connected with the rocker body 402, one end of the rocker body 402 is connected with the rotating shaft 10 through the connecting part 401, and the connecting part 401 is detachably connected with the rotating shaft 10 through a threaded structure. Specifically, the upper end protrusion of axis of rotation 10 forms the bulge in the upper end of drum 3, and the helicitic texture includes the first connecting thread hole of through connection portion 401 and sets up the first connecting thread section 8 in the bulge periphery, and connection portion 401 screws up through the cooperation of first connecting thread hole with first connecting thread section 8, realizes being connected dismantled of connection portion 401 and axis of rotation 10. In this embodiment, the connection portion 401 is a connection nut. The connecting part 401 and the rotating shaft 10 are detachably connected, so that the rocker body 402 with different lengths can be flexibly replaced according to the size of the cross section of the seat frame 100 in specific use, and the applicability of the flatness measuring tool is improved.
Specifically, a position of the protruding portion at the lower end of the first connecting thread segment 8 is fixedly provided with a limiting member 9, and the limiting member 9 is connected with the top end of the cylinder 3. The limiting piece 9 can avoid the contact between the rocker 4 and the top end of the cylinder 3, and prevent the cylinder 3 from generating position interference on the rotation of the rocker 4.
An end of support screw 103 remote from the interior cavity of mount 100 is provided with an adjustment handle 104. The adjusting handle 104 is held by an operator, and facilitates screwing the support screw 103.
In this embodiment, base 105 and regulation seat 2 all are the disc structure, and base 105 and regulation seat 2 of this kind of structure are favorable to keeping good equilibrium in the inner chamber of seat frame 100, and the outer border of base 105 and regulation seat 2 all does not have edges and corners, are favorable to improving the whole harmony and the aesthetic property of flatness measurement frock.
Preferably, the support legs 101 are welded to the lower surface of the base 105, and the connection between the support legs 101 and the base 105 can ensure the connection reliability between the support legs 101 and the base 105 even when the base 105 has a small thickness. Of course, in other embodiments, the support legs 101 may be welded to the upper surface or the side surface of the base 105.
Because the one end of supporting legs 101 is connected with base 105, when the length of supporting legs 101 is longer, each supporting legs 101 appears rocking easily, influences the overall stability of flatness measurement frock. In this embodiment, the flatness measuring tool further includes a fixing ring (not shown in the figure), the fixing ring is disposed on the periphery of the base 105, the outer edge of the base 105 is spaced from the positioning ring, and the non-end portion of each supporting leg 101 is fixedly connected to the fixing ring. Each supporting leg 101 is fixedly connected through a fixing ring, so that the structural strength of the supporting leg 101 is enhanced, and the supporting leg 101 is prevented from shaking.
It can be understood that when the dial indicator is used for measuring the planeness of the end face of the seat frame, the dial indicator needs to be kept to be positioned right above the end face of the seat frame, for the seat frames 100 with different cross sections and different wall thicknesses, the distance between the dial indicator and the cylinder 3 needs to be adjusted to enable the dial indicator to be positioned right above the end face of the seat frame, in order to enable the dial indicator to meet the requirement, the dial indicator seat 5 is movably arranged on the rocker body 402, and the dial indicator seat 5 can selectively move along the length direction of the rocker body 402.
In an embodiment, one end of the rocker body 402 far from the connecting portion 401 is provided with a second connecting thread section (not shown in the figure), the second connecting thread section extends along the axis direction of the rocker body 402, one end of the dial indicator seat 5 connected with the rocker 4 is provided with a second connecting thread hole, the second connecting thread hole is matched and screwed with the second connecting thread section on the rocker body 402, and when the dial indicator seat is used, the dial indicator can move relative to the length direction of the rocker body 402 by rotating the dial indicator seat 5, so that the distance between the dial indicator and the cylinder 3 is changed.
Another embodiment, the one end that percentage table seat 5 and rocker body 402 are connected is provided with the sliding hole, rocker body 402 passes the sliding hole, and percentage table seat 5 can slide for the length direction of rocker body 402 through the sliding hole, the pore wall of sliding hole is provided with the elastic layer with rocker body 402 peripheral part butt, external force drive percentage table seat 5, make percentage table seat 5 overcome the elastic extrusion force of elastic layer between to rocker body 402, thereby drive percentage table seat 5 and slide for the length direction of rocker body 402, after the external force of drive percentage table seat 5 is cancelled, because the elastic extrusion force of elastic layer between to rocker body 402, can restrict the sliding of percentage table seat 5 for rocker body 402.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A flatness measuring tool for the end face of a seat frame is characterized by comprising a supporting frame, a cylinder and a rocker, the supporting frame comprises a base, a supporting screw rod and at least two supporting legs extending along the horizontal direction, the base is arranged in the inner cavity of the seat frame, one end of the supporting leg is connected with the base, the other end is provided with a supporting part, the supporting part protrudes along the radial direction of the supporting screw rod, a threaded hole is arranged through the supporting part, the supporting screw rod is screwed in the threaded hole, one end of the supporting screw rod can penetrate through the threaded hole and is tightly propped against the inner cavity wall of the seat frame, the rocker is positioned above the cylinder, one end of the rocker is rotatably connected with the cylinder through a rotating shaft, the other end of the rocker extends to the end face of the seat frame along the horizontal direction, and one end, far away from the cylinder, of the rocker is provided with a dial indicator.
2. The seat frame end face flatness measuring tool of claim 1, wherein there are three support legs, and the three support legs are spaced and distributed annularly around the periphery of the base.
3. The seat frame end surface flatness measuring tool according to claim 1, wherein an adjusting seat is arranged at the bottom of the cylinder, the adjusting seat is connected with the base through at least four groups of adjusting assemblies, the at least four groups of adjusting assemblies are uniformly distributed around the periphery of the cylinder, each group of adjusting assemblies comprises an adjusting screw and an adjusting nut screwed on the adjusting screw, one end of the adjusting screw is fixedly arranged on the upper surface of the base, the other end of the adjusting screw protrudes upwards, the adjusting nut is located on one side of the adjusting seat, which is far away from the base, an avoiding hole is formed in the adjusting seat corresponding to each adjusting screw, and the adjusting screw is screwed with the adjusting nut after passing through the avoiding hole.
4. The seat frame end surface flatness measuring tool according to claim 1, wherein a bearing is fixedly disposed on an outer periphery of the rotating shaft, and the rotating shaft is rotatably connected to the cylinder through the bearing.
5. The seat frame end surface flatness measuring tool according to claim 4, wherein a locking screw for selectively locking the bearing is arranged on the cylinder, a locking threaded hole is formed in a side wall of the cylinder, and the locking screw is screwed into the cylinder through the locking threaded hole and abuts against the bearing.
6. The seat frame end surface flatness measuring tool according to claim 1, wherein the rocker includes a rocker body and a connecting portion, the dial indicator is connected with the rocker body, one end of the rocker body is connected with the rotating shaft through the connecting portion, and the connecting portion is detachably connected with the rotating shaft through a threaded structure.
7. The seat frame end surface flatness measuring tool according to claim 6, wherein one end of the rotation shaft away from the base protrudes out of the upper end of the cylinder to form a protruding portion, the thread structure includes a first connection thread hole penetrating through the connection portion and a first connection thread section provided on an outer periphery of the protruding portion, the connection portion is screwed with the first connection thread section through the first connection thread hole, a position of the protruding portion at a lower end of the first connection thread section is fixedly provided with a limiting member, and the limiting member is spaced from a top end of the cylinder.
8. The seat frame end surface flatness measuring tool according to any one of claims 1 to 7, wherein an end of the support screw away from the inner cavity wall of the seat frame is provided with an adjusting handle.
9. The seat frame end surface flatness measuring fixture of any one of claims 1 to 7, in which the support legs are welded to a lower surface of the base.
10. The seat frame end surface flatness measuring tool according to any one of claims 1 to 7, further comprising a fixing ring disposed at an outer periphery of the base, and an outer edge of the base is spaced from the fixing ring, and a non-end portion of each of the supporting legs is fixedly connected to the fixing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110220350.9A CN113028955A (en) | 2021-02-26 | 2021-02-26 | Flatness measuring tool for end face of seat frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110220350.9A CN113028955A (en) | 2021-02-26 | 2021-02-26 | Flatness measuring tool for end face of seat frame |
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| CN113028955A true CN113028955A (en) | 2021-06-25 |
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| CN202110220350.9A Pending CN113028955A (en) | 2021-02-26 | 2021-02-26 | Flatness measuring tool for end face of seat frame |
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| CN113483637A (en) * | 2021-08-06 | 2021-10-08 | 上海菲利华石创科技有限公司 | Temporary rapid detection device and method for thick quartz plate groove for semiconductor |
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| CN210374957U (en) * | 2019-07-29 | 2020-04-21 | 武汉昱仝科技有限公司 | Coincidence degree measuring instrument of power supply tower foundation pile center and foundation bolt center |
| CN112013753A (en) * | 2020-08-04 | 2020-12-01 | 南京信息职业技术学院 | Tool for measuring planeness of small circular boss on end surface of large pipe |
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Application publication date: 20210625 |