CN111331430A - Guide rail machining device - Google Patents
Guide rail machining device Download PDFInfo
- Publication number
- CN111331430A CN111331430A CN202010139978.1A CN202010139978A CN111331430A CN 111331430 A CN111331430 A CN 111331430A CN 202010139978 A CN202010139978 A CN 202010139978A CN 111331430 A CN111331430 A CN 111331430A
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- Prior art keywords
- guide rail
- detection
- plate
- straightness
- attached
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
- G01B13/18—Measuring arrangements characterised by the use of fluids for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention relates to the technical field of mechanical equipment, in particular to a guide rail machining device which comprises an end positioning tool and a straightness detection device, wherein the straightness detection device is used for detecting the straightness of a guide rail entering the end positioning tool, and the straightness detection device comprises: the mounting seat comprises a mounting cavity; the detection head moves along the depth direction of the installation cavity and plugs the opening end of the installation cavity; an elastic inflatable body is arranged in a closed space formed by the detection head after the installation cavity is plugged, the interior of the elastic inflatable body is connected with a pressure gauge, and the pressure gauge is installed on the outer side of the bottom of the installation cavity. In the process of using the guide rail machining device, before the guide rail reaches the end part positioning tool, the straightness is automatically detected through the straightness detection device, if the detection is unqualified, the cost waste caused by end part machining can be avoided, the detection precision can be effectively guaranteed in the automatic detection process, and the manual interference is avoided.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a guide rail machining device.
Background
The elevator guide rail plays a role in guiding in the using process and simultaneously bears the impact force generated when a car and an elevator brake, the impact force generated when safety tongs are emergently braked and the like, the straightness is an important index for ensuring the service performance of the elevator guide rail in the using process, the existing straightness detection is mostly carried out in a manual mode, and the deviation of the straightness is small, so that the problems of difficult detection and low precision exist in the manual detection process, the final quality of a product is difficult to ensure, the end part of the guide rail needs to be processed at an installation hole position, and if the guide rail with the straightness which cannot meet the requirement of the size precision is detected after positioning and processing, the serious waste of the cost is caused.
In view of the above-mentioned defects, the inventor of the present invention has made extensive practical experience and professional knowledge for many years in designing and manufacturing such products, and has actively studied and innovated in cooperation with the application of the theory, in order to create a guide rail processing device, which is more practical. After continuous research and design and repeated trial production and improvement, the invention with practical value is finally created.
Disclosure of Invention
The main object of the present invention is to provide a guide rail machining apparatus, which effectively solves the problems indicated in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a guide rail processingequipment, includes tip location frock and straightness accuracy detection device, straightness accuracy detection device is used for to getting into the guide rail of tip location frock carries out the straightness accuracy and detects, straightness accuracy detection device includes:
the mounting seat comprises a mounting cavity;
the detection head moves along the depth direction of the installation cavity and plugs the opening end of the installation cavity;
the detection head is used for sealing the installation cavity, an elastic inflatable body is arranged in an airtight space formed after the installation cavity is plugged, the interior of the elastic inflatable body is connected with a pressure gauge, and the pressure gauge is installed on the outer side of the bottom of the installation cavity.
Further, the manometer evenly is provided with at least two.
Further, installation cavity inboard bottom evenly is provided with at least three hollow cylinder, the elasticity aerifys the body including setting up inductor in the hollow cylinder, and set up the supporter in the hollow cylinder outside, the manometer with inductor internal connection, detect first one side with the supporter offsets, and local embedding it is internal right to empty hollow cylinder the inductor extrudees.
Furthermore, the supporting body is provided with hole sites which are arranged in one-to-one correspondence with the hollow cylinders, and the hollow cylinders are coated in the hole sites.
Furthermore, the end part of the detection head attached to the guide rail is of a spherical structure.
Furthermore, the detection head comprises a movable plate attached to the inner wall of the installation cavity, a fixed seat installed on the movable plate, a detection sphere in spherical contact with the fixed seat, and a gland used for fixing the detection sphere on the fixed seat, wherein the gland is in spherical contact with the detection sphere, the detection sphere partially protrudes out of the gland, and the protruding part abuts against the guide rail.
Further, the periphery of the mounting seat is provided with a thread structure.
Further, the end positioning tool comprises a bottom plate which is horizontally arranged;
the guide seat is arranged on the bottom plate and comprises two guide plates arranged in parallel, a middle plate body of the guide rail is clamped between the two guide plates, and a mounting plate body which is vertically connected with the middle plate body on the guide rail is erected on the guide plates;
a clamping mechanism comprising: the pressing block vertically moves relative to the bottom plate and is used for vertically and downwards extruding and fixing the guide rail; the power plate is attached to the pressing block through an inclined plane and moves horizontally; the rotating plate is attached to one end of the power plate and is rotatably arranged; the stress plate is attached to the other end of the rotating plate and moves horizontally, and the stress plate is attached to the upper end of the guide seat and moves under the extrusion of the guide rail;
and a spring is arranged between the bottom of the pressing block and the bottom plate.
Further, a plurality of air outlets are uniformly distributed on the plane where the stress plate is attached to the guide rail, and the air outlets are connected with an air duct and used for blowing air to the surface of the guide rail.
Through the technical scheme, the invention has the beneficial effects that:
in the process of using the guide rail machining device, before the guide rail reaches the end part positioning tool, the straightness is automatically detected through the straightness detection device, if the detection is unqualified, the cost waste caused by end part machining can be avoided, the detection precision can be effectively guaranteed in the automatic detection process, and the manual interference is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a straightness detection device;
FIG. 2 is a schematic diagram of an optimization mode of the straightness detection device;
FIG. 3 is a schematic diagram illustrating how the inspection head of the straightness inspection apparatus shown in FIG. 2 is optimized;
FIG. 4 is an exploded view of the straightness detection device of FIG. 3 at a first angle (with the pressure gauge omitted);
FIG. 5 is an exploded view of the straightness detection device of FIG. 3 at a second angle (with the pressure gauge omitted);
FIG. 6 is a schematic structural view of the end positioning tooling at a first angle (with the hold-down blocks omitted);
FIG. 7 is a schematic view of the end positioning tooling at a second angle;
FIG. 8 is an enlarged view of a portion of FIG. 6 at A;
reference numerals: the device comprises a mounting seat 1, a mounting cavity 11, a hollow cylinder 11a, a detection head 2, a movable plate 21, a fixed seat 22, a detection sphere 23, a gland 24, an elastic inflatable body 3, an inductor 31, a support body 32, a hole site 32a, a pressure gauge 4, a bottom plate 5, a guide plate 6, a clamping mechanism 7, a pressing block 71, a power plate 72, a rotating plate 73, a stress plate 74, an air outlet 74a and a spring 75.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.
As shown in fig. 1, a guide rail machining device includes an end positioning tool and a straightness detection device, the straightness detection device is used for detecting the straightness of a guide rail entering the end positioning tool, and the straightness detection device includes: the mounting seat 1 comprises a mounting cavity 11; the detection head 2 moves along the depth direction of the installation cavity 11 and seals the opening end of the installation cavity 11; the detection head 2 is provided with an elastic inflatable body 3 in a closed space formed after plugging the installation cavity 11, the elastic inflatable body 3 is connected with a pressure gauge 4, and the pressure gauge 4 is installed on the outer side of the bottom of the installation cavity 11.
In the process of using the guide rail processing device, before the guide rail reaches the end positioning tool, the linearity detection device is used for automatically detecting the linearity, if the detection is unqualified, the cost waste caused by end part processing can be avoided, in the detection process, the whole device is only required to be installed through the installation seat 1, the detection head 2 is abutted on the guide rail, along with the movement of the guide rail, the moving distance of the detection head 2 relative to the mounting cavity 11 can be changed according to the change of the straightness of the guide rail, thereby the pressure in the elastic inflatable body 3 is changed by squeezing, the change is sensed and displayed by the pressure gauge 4, thereby whether the straightness of the guide rail is stable or not can be known, when the degree of the pressure gauge is not changed, the straightness is good, and the guide rail can continue to move to the end positioning tool for processing if the guide rail is a qualified product; when the degree of the pressure gauge changes and the change exceeds a certain range, the straightness deviation is large, and the product is a defective product.
According to the invention, the pressure sensing element in the prior art is replaced by sensing of the cavity pressure, and the problem that the linearity deviation cannot be predicted is solved, when the linearity deviation is large, the detection head 2 generates large displacement, the pressure sensing element can be damaged by the displacement, and the homing of the detection head 2 cannot be completed.
Wherein, the manometer 4 evenly is provided with two at least. Through the reading comparison between a plurality of manometer 4, can judge the validity of any one of them manometer 4, avoid the judgement mistake that leads to because of its use is invalid, wherein, when a plurality of manometer 4 use jointly, still can improve detection accuracy through the mode of averaging. Certainly, in the invention, the guide rail needs to be ensured to move at a constant speed as much as possible, the reading change of the pressure gauge 4 is continuous and stable, the pressure gauge 4 can be connected with the control system, the reading of the pressure gauge 4 is collected in real time, and automatic operation is realized, and when a problem occurs, operations such as alarming and the like can be easily realized due to the existence of the control system.
According to the invention, the elastic inflatable body 3 is used as a buffer structure for linearity change, on one hand, the change of linearity is indirectly reflected through the change of internal pressure, on the other hand, the detection head 2 can be attached to a guide rail through the elastic recovery capacity of the elastic inflatable body, so that the detection effectiveness is ensured, in the using process, sufficient pressure needs to be ensured in the detection head, and specifically, rubber can be selected as a main structure material. Through the setting of the elastic inflatable body 3, the reading of each pressure gauge 4 is kept consistent, and the detection accuracy can be further improved.
As shown in fig. 2-4, at least three hollow cylinders 11a are uniformly arranged at the bottom of the inner side of the mounting cavity 11, the elastic inflatable body 3 comprises an inductor 31 arranged in the hollow cylinders 11a and a support body 32 arranged at the outer side of the hollow cylinders 11a, the pressure gauge 4 is connected with the inductor 31, one side of the detection head 2 is abutted against the support body 32, and the inductor 31 is extruded in the hollow cylinders 11a by being partially embedded. In this preferred scheme, through inductor 31's setting, it is more sensitive to the perception of atmospheric pressure in through the cavity that is littleer, and hollow cylinder 11a also can play the effect of direction to detecting the removal of head 2, and the setting of supporter 32 makes the elasticity recovery to detecting head 2 more effective and reliable.
The supporting body 32 is provided with holes 32a corresponding to the hollow cylinders 11a, and the hollow cylinders 11a are covered in the holes 32 a. Through the setting of hole site 32a for the structural stability of supporter 32 obtains the reinforcing, and the lateral wall of hole site 32a can effectively improve the elastic restoring force to detecting head 2, thereby the laminating degree of further assurance detection head 2 and guide rail.
As shown in fig. 1 to 5, the end of the detection head 2 attached to the guide rail is a spherical structure. In fig. 3 to 5, the detection head 2 includes a movable plate 21 attached to the inner wall of the mounting cavity 11, a fixed seat 22 mounted on the movable plate 21, a detection sphere 23 in spherical contact with the fixed seat 22, and a gland 24 for fixing the detection sphere 23 on the fixed seat 22, the gland 24 is in spherical contact with the detection sphere 23, the detection sphere 23 partially protrudes out of the gland 24, and the protruding portion abuts against the guide rail. The setting of detection spheroid 23 for at the in-process that detects head 2 and guide rail contact, the removal and the testing process of guide rail also can be more smooth and easy through spheroidal roll and noise reduction simultaneously.
In order to facilitate the installation of the whole straightness detection device, the periphery of the installation base 1 is provided with a thread structure.
As a preferable example of the above embodiment, as shown in fig. 6 to 8, the end positioning tool includes a bottom plate 5 horizontally disposed; the guide seat is arranged on the bottom plate 5 and comprises two guide plates 6 which are arranged in parallel, a middle plate body of the guide rail is clamped between the two guide plates 6, and a mounting plate body which is vertically connected with the middle plate body on the guide rail is erected on the guide plates 6; a clamping mechanism 7 comprising: the pressing block 71 vertically moves relative to the bottom plate 5 and is used for vertically downwards pressing and fixing the guide rail; a power plate 72 which is attached to the pressing block 71 through an inclined surface and moves horizontally; a rotating plate 73 which is attached to one end of the power plate 72 and is rotatably arranged; the stress plate 74 is attached to the other end of the rotating plate 73 and moves horizontally, and the stress plate 74 is attached to the upper end of the guide seat and moves under the extrusion of the guide rail; wherein, a spring 75 is arranged between the bottom of the pressing block 71 and the bottom plate 5.
In the using process of the end positioning tool, the guide rail horizontally moves along the top of the guide seat and is attached to the stress plate 74, then the stress plate 74 is extruded, so that the stress plate 74 drives the rotating plate 73 to rotate, the rotating plate 73 extrudes the power plate 72 to drive the power plate to horizontally move, the pressing block 71 is extruded through the inclined surface, and the guide rail is extruded and fixed due to the fact that the pressing block 71 is limited to vertically move. In the process, the force for extruding the guide rail is from the guide rail, an additional power structure is not needed to be arranged, the cost is low, the clamping is reliable, the effect of positioning the guide rail is achieved in the horizontal direction and the vertical direction, the stability of the position of the guide rail in the drilling process is effectively guaranteed, and therefore the machining precision is effectively guaranteed. The drilling equipment can drill the guide rail through a hole position on the top of the power plate 72, and the rotation limit position of the rotating plate 73 is the movement limit position of the guide rail.
In the previous process, the straightness of the guide rail entering between the two guide plates 6 is guaranteed through the arrangement of the straightness detection device, the phenomenon of clamping is effectively avoided, the guide rails are clamped between the two guide plates 6, and effective positioning is achieved.
Preferably, a plurality of air outlets 74a are uniformly distributed on the plane where the stress plate 74 is attached to the guide rail, and the air outlets 74a are connected with the air duct and used for blowing air to the surface of the guide rail. By blowing the gas, the chips on the top of the guide plate 6 can be removed, and the scratches caused by the chips in the moving process of the guide plate 6 are avoided, so that the aesthetic property of the final product is avoided. And the air outlet 74a is blocked by the guide rail during the drilling process without scattering the debris generated from the drilling, and the debris is removed by a proper wind force only after the drilling is completed.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a guide rail processingequipment which characterized in that, includes tip location frock and straightness accuracy detection device, straightness accuracy detection device is used for to getting into the guide rail of tip location frock carries out the straightness accuracy and detects, straightness accuracy detection device includes:
the mounting seat (1) comprises a mounting cavity (11);
the detection head (2) moves along the depth direction of the installation cavity (11) and seals the opening end of the installation cavity (11);
detect head (2) right be provided with elasticity inflation body (3) in the airtight space that installation cavity (11) carried out the shutoff back and formed, elasticity inflation body (3) are inside to be connected with manometer (4), just manometer (4) are installed installation cavity (11) bottom outside.
2. Guide rail machining device according to claim 1, characterized in that the pressure gauges (4) are evenly provided with at least two.
3. The guide rail processing device according to claim 1, wherein at least three hollow cylinders (11 a) are uniformly arranged at the bottom of the inner side of the mounting cavity (11), the elastic inflatable body (3) comprises an inductor (31) arranged in the hollow cylinders (11 a) and a support body (32) arranged on the outer side of the hollow cylinders (11 a), the pressure gauge (4) is connected with the inductor (31) in the inner part, one side of the detection head (2) is abutted against the support body (32), and the detection head is partially embedded into the hollow cylinders (11 a) to extrude the inductor (31).
4. The guide rail processing device according to claim 3, wherein the supporting body (32) is provided with holes (32 a) corresponding to the hollow cylinders (11 a) one by one, and the hollow cylinders (11 a) are covered in the holes (32 a).
5. The guide rail processing device according to claim 1, wherein the end of the detection head (2) attached to the guide rail is of a spherical structure.
6. The device for processing the guide rail according to claim 5, wherein the detection head (2) comprises a movable plate (21) attached to the inner wall of the mounting cavity (11), a fixed seat (22) mounted on the movable plate (21), a detection sphere (23) in spherical contact with the fixed seat (22), and a gland (24) for fixing the detection sphere (23) on the fixed seat (22), the gland (24) is in spherical contact with the detection sphere (23), the detection sphere (23) partially protrudes out of the gland (24), and the protruding part abuts against the guide rail.
7. Guide rail machining device according to claim 1, characterized in that the mounting seat (1) is provided with a screw thread around its periphery.
8. The guide rail machining device according to claim 1, wherein the end positioning tool comprises a horizontally arranged bottom plate (5);
the guide seat is arranged on the bottom plate (5) and comprises two guide plates (6) which are arranged in parallel, a middle plate body of each guide rail is clamped between the two guide plates (6), and a mounting plate body which is vertically connected with the middle plate body on each guide rail is erected on the guide plates (6);
a clamping mechanism (7) comprising: the pressing block (71) moves vertically relative to the bottom plate (5) and is used for vertically downwards pressing and fixing the guide rail; a power plate (72) which is attached to the pressing block (71) through an inclined plane and moves horizontally; a rotating plate (73) which is attached to one end of the power plate (72) and is rotatably arranged; the stress plate (74) is attached to the other end of the rotating plate (73) and moves horizontally, and the stress plate (74) is attached to the upper end of the guide seat and moves under the extrusion of the guide rail;
wherein a spring (75) is arranged between the bottom of the pressing block (71) and the bottom plate (5).
9. The guide rail processing device according to claim 8, wherein a plurality of air outlets (74 a) are uniformly distributed on the plane where the stress plate (74) is attached to the guide rail, and the air outlets (74 a) are connected with an air duct and used for blowing air to the surface of the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010139978.1A CN111331430B (en) | 2020-03-03 | 2020-03-03 | Guide rail machining device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010139978.1A CN111331430B (en) | 2020-03-03 | 2020-03-03 | Guide rail machining device |
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| CN111331430A true CN111331430A (en) | 2020-06-26 |
| CN111331430B CN111331430B (en) | 2020-09-15 |
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| CN208350037U (en) * | 2018-05-16 | 2019-01-08 | 昆山钜全金属工业有限公司 | Universal inner hole device for fast detecting vertical with plane |
| CN109540049A (en) * | 2019-01-10 | 2019-03-29 | 宁波众鑫压铸模具有限公司 | Using gas quick plane degree detecting instrument |
| CN110320035A (en) * | 2019-08-09 | 2019-10-11 | 东北大学秦皇岛分校 | A kind of linear bearing linearity measurer based on pressure change |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1092671A (en) * | 1965-02-22 | 1967-11-29 | Lucas Industries Ltd | Devices for checking the straightness of bores |
| JPS61262610A (en) * | 1985-05-16 | 1986-11-20 | Seiko Epson Corp | Measuring straightness of positioning table |
| JP3220197B2 (en) * | 1991-11-19 | 2001-10-22 | 黒田精工株式会社 | Air slide for straightness measuring instrument |
| CN201186397Y (en) * | 2008-03-27 | 2009-01-28 | 浙江陀曼精密机械有限公司 | Lathe carrier workpiece clamping position detection mechanism |
| CN104048627A (en) * | 2014-06-27 | 2014-09-17 | 贵州红林机械有限公司 | Multi-nozzle pneumatic line measurement needle, calibration ring thereof, calibration method and measurement method |
| CN106225738A (en) * | 2016-08-10 | 2016-12-14 | 南京理工大学 | A kind of line slideway accuracy detecting device and method |
| CN107782265A (en) * | 2016-08-25 | 2018-03-09 | 邹跃明 | A kind of aluminium section bar horizontal alignment structure |
| CN208350037U (en) * | 2018-05-16 | 2019-01-08 | 昆山钜全金属工业有限公司 | Universal inner hole device for fast detecting vertical with plane |
| CN109540049A (en) * | 2019-01-10 | 2019-03-29 | 宁波众鑫压铸模具有限公司 | Using gas quick plane degree detecting instrument |
| CN110320035A (en) * | 2019-08-09 | 2019-10-11 | 东北大学秦皇岛分校 | A kind of linear bearing linearity measurer based on pressure change |
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| CN111331430B (en) | 2020-09-15 |
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Effective date of registration: 20230412 Address after: No. 18-69, Changwu Middle Road, Wujin District, Changzhou City, Jiangsu Province, 213,000 Patentee after: Jiangsu Jicui Zhongyi Technology Industry Development Co.,Ltd. Address before: 213155 No.6 Dongfang Road, Huangli Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: MARAZZI (JIANGSU) ELEVATOR GUIDE RAIL CO.,LTD. |
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