CN114001620A - Sliding seat groove width micro-motion elastic measuring device and detection method thereof - Google Patents
Sliding seat groove width micro-motion elastic measuring device and detection method thereof Download PDFInfo
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- CN114001620A CN114001620A CN202111097398.1A CN202111097398A CN114001620A CN 114001620 A CN114001620 A CN 114001620A CN 202111097398 A CN202111097398 A CN 202111097398A CN 114001620 A CN114001620 A CN 114001620A
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- movable part
- sliding seat
- groove width
- support frame
- groove
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- 238000001514 detection method Methods 0.000 title abstract description 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012031 short term test Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a sliding seat groove width micro-motion elasticity measuring device and a detection method thereof, wherein the sliding seat groove width micro-motion elasticity measuring device comprises a measuring meter, a carrier and a support frame which are nested together, wherein the carrier and the support frame which are nested together are provided with outer side walls matched with the shapes of sliding seat grooves, so that the sliding seat grooves can be connected to the outer side walls in a sliding manner along the Z-axis direction; the carrier is processed and molded in a same body and then is divided into a fixed part and a movable part which are mutually independent, the fixed part is fixedly connected in the support frame, and the movable part is slidably connected in a range limited by the support frame; an elastic mechanism is arranged between the fixed part and the movable part and pushes the movable part to move away from the fixed part along the X-axis direction; and the measuring end of the gauge is in transmission connection with the movable part so as to measure the groove width data of the sliding seat groove by measuring the moving stroke of the movable part. The device has simple structure and rapid and accurate detection.
Description
Technical Field
The invention relates to the field of guide equipment measuring devices, in particular to a sliding seat groove width micro-motion elastic measuring device and a detection method thereof.
Background
In the field of guide devices, in particular linear motion guides, comprising a linear slide and a slide that moves on the slide; in order to ensure the smoothness of the sliding seat moving on the sliding rail, the rolling body needs to be installed in the sliding seat, so that secondary injection molding is carried out on the groove of the sliding seat, and a bead groove for enabling the rolling body to move is formed in the groove of the sliding seat.
After the slide seat machine is machined and formed, the base surface of the slide seat machine is usually ground, so that the precision of the base surface of the slide seat meets the design requirement during die assembly and injection molding, but the groove width of a groove is not further processed or measured, and under the conditions that the groove width is too large or too small and a mold core is not changed, the appearance of an injection molding part formed by secondary injection molding is changed, the position of a bead groove is deviated, even the phenomenon of material overflow occurs during the secondary injection molding; therefore, the groove width of the sliding seat needs to be detected, and the sliding seat with the groove width meeting the design requirement is screened out. But currently, no special device for measuring the width of the sliding seat groove exists in the field.
Disclosure of Invention
In view of the above, it is necessary to provide a device and a method for measuring the groove width of a slider by micro-motion elasticity, which has a simple structure and can detect the groove width of the slider quickly and accurately.
In order to solve the technical problem, one technical scheme of the invention is as follows: a sliding seat groove width micro-motion elasticity measuring device comprises a measuring meter, a carrier and a support frame which are nested together, wherein the carrier and the support frame which are nested together are provided with outer side walls matched with the shapes of sliding seat grooves, so that the sliding seat grooves can be connected to the outer side walls in a sliding manner along the Z-axis direction; the carrier is processed and molded in a same body and then is divided into a fixed part and a movable part which are mutually independent, the fixed part is fixedly connected in the support frame, and the movable part is slidably connected in a range limited by the support frame; an elastic mechanism is arranged between the fixed part and the movable part and pushes the movable part to move away from the fixed part along the X-axis direction; and the measuring end of the gauge is in transmission connection with the movable part so as to measure the groove width data of the sliding seat groove by measuring the moving stroke of the movable part.
Furthermore, when the elastic mechanism pushes the movable part to move to the maximum distance, the distance between the two farthest ends between the fixed part and the movable part is larger than the groove width of the sliding seat groove along the X-axis direction.
Further, the carrier is provided with a first upper end surface and a first lower end surface which are in sliding contact with the support frame, and the support frame is provided with a second upper end surface and a second lower end surface which are in sliding contact with the carrier.
Furthermore, the first upper end face and the second upper end face are provided with sliding grooves which are arranged oppositely along the X-axis direction, the first lower end face and the second lower end face are provided with sliding grooves which are arranged oppositely along the X-axis direction, and the sliding grooves are movably connected with rolling bodies so that the upper ends and the lower ends of the movable parts are connected in the support frame in a sliding mode through the rolling bodies.
Furthermore, the first upper end surface and the first lower end surface of the movable part are partially removed, so that when the movable part moves along the X-axis direction, the first upper end surface of the movable part does not contact the second upper end surface, and the first lower end surface of the movable part does not contact the second lower end surface.
Furthermore, a ball groove matched with the sliding seat groove is formed in the outer side wall, matched with the sliding seat groove, of the carrier, and a rolling body is movably connected in the ball groove.
Further, the elastic mechanism is a spring screw.
Furthermore, the device also comprises a base, and the bottom of the support frame is vertically and fixedly connected to the base.
Furthermore, the support frame is provided with a limit groove for limiting the moving stroke of the movable part.
In order to solve the above technical problem, another technical solution of the present invention is: the detection method of the groove width of the sliding seat uses the groove width micro-motion elastic measuring device of the sliding seat, and comprises the following steps:
s1, preparing a standard sliding seat with a groove width meeting the design requirement, sleeving the standard sliding seat on the outer side walls of the carrier and the support frame which are nested together along the Z-axis direction, pushing the movable part to move towards the fixed part by the standard sliding seat, and performing zero-resetting processing on the measuring meter when the movable part is fixed;
s2, taking away the standard slide seat, sleeving the slide seat to be tested on the outer side walls of the carrier and the support frame which are nested together along the Z-axis direction, pushing the movable part to move towards the fixed part by the slide seat to be tested, and when the movable part is fixed, obtaining the numerical value on the scale as the groove width error value of the groove of the slide seat to be tested.
Compared with the prior art, the invention has the following beneficial effects: this device can short-term test out the width of ditch of its slot through sheathe the slide, simple structure, it is quick to detect.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is a schematic structural diagram of a use state according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a support frame and a carrier in an embodiment of the invention.
Fig. 4 is a schematic structural diagram of a support frame in an embodiment of the invention.
FIG. 5 is a schematic structural diagram of a carrier in an embodiment of the present invention.
In the figure: 1-scale, 2-base, 3-slide to be tested, 4-support frame, 41-first screw, 42-second lower end face, 43-limit groove, 5-fixed part, 51-first upper end face, 6-movable part, 61-bead groove, 7-sliding groove, 8-fixed frame, 81-spring screw, 82-second screw and 9-movable frame.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in figures 1-2, the device for measuring the groove width micro-motion elasticity of the sliding seat comprises a base 2, a gauge 1, a carrier nested together and a support frame 4. Wherein, the scale 1 is a dial indicator. The bottom of the support frame 4 is vertically and fixedly connected to the base 2, so that when the slide seat is sleeved on the carrier and the support frame 4 which are nested together, the slide seat is supported by the base 2, and the slide seat is prevented from falling off.
As shown in fig. 3-5, the carrier and the support frame 4 nested together have an outer side wall matching the shape of the slide groove, wherein the outer side wall of the carrier has a ball groove 61 matching the slide groove, and the ball groove 61 is movably connected with rolling bodies (in the embodiment, balls are used). The outer side wall of the support frame 4 is located at an arc-shaped convex part with the same shape as the ball groove. Of course, the ball grooves on the outer side wall of the carrier can also be made into the same arc-shaped convex part structure, but when the sliding seat is connected on the outer side wall in a sliding mode along the Z-axis direction, the ball grooves with the balls have smaller friction resistance than the arc-shaped convex parts, and the sliding seat can slide more smoothly.
The carrier has a first upper end surface 51 and a first lower end surface in sliding contact with the support frame, and the support frame 4 has a second upper end surface and a second lower end surface 42 in sliding contact with the carrier. The carrier adopts a processing mode of processing and forming the same body, two sliding grooves 7 along the X-axis direction are respectively machined on the first upper end surface 51 and the first lower end surface of the carrier, and then the carrier is divided into a fixed part 5 and a movable part 6 which are mutually independent; after the carrier is firstly machined as a whole, the sliding groove 7 is machined on the carrier, so that when the divided fixed part 5 and the movable part 6 are used, the sliding grooves of the fixed part and the movable part can ensure parallelism and collimation, and the measurement precision is ensured in the use process.
All offer along X axle direction and the spout 7 of mutual disposition on first up end 51 and the second up end, all offer along X axle direction and the spout 7 of mutual disposition on first end face and the second end face 42 down, swing joint has the ball in the spout 7 to the last lower extreme that makes movable part 6 all passes through rolling element sliding connection in support frame 4.
The first upper end face and the first lower end face of the fixing portion 5 are fixedly connected to the support frame 4 through a fixing frame 8 respectively, two ends of the fixing frame 8 are locked to the support frame 4 through second screws 82 respectively, the bottoms of the second screws 82 penetrate through the support frame 4 and then are located in sliding grooves right below or above the support frame, the other end of the support frame 4 is in threaded connection with first screws 41, the bottoms of the first screws 41 penetrate through the support frame and then are located in sliding grooves right below or above the support frame, the first screws 41 and the second screws 82 in the same sliding groove are located at two ends of the sliding groove respectively, and therefore the effect of limiting the separation of the rolling balls in the sliding grooves can be achieved.
In order to further reduce the frictional resistance, the first upper end surface and the first lower end surface of the movable portion 6 are partially removed, so that when the movable portion moves in the X-axis direction, the first upper end surface of the movable portion 6 does not contact the second upper end surface, and the first lower end surface of the movable portion 6 does not contact the second lower end surface.
The upper and lower ends of the supporting frame 4 are respectively provided with a limiting groove 43, the first upper end surface and the first lower end surface of the movable part 6 are respectively and fixedly connected with a movable frame 9, the movable frame 9 is slidably connected in the limiting groove 43, an elastic mechanism is arranged between the fixed frame 8 and the movable frame 9, in the embodiment, the elastic mechanism is preferably a spring screw 81, the spring screw 81 is screwed on the fixed frame 8, and one end of the spring screw 81 acts on the movable frame 9 to push the movable part 6 to move away from the fixed part along the X-axis direction.
When the spring screw 81 pushes the movable part 6 to move to the maximum distance, the distance between the two farthest ends between the fixed part 5 and the movable part 6 is larger than the groove width of the sliding seat groove along the X-axis direction.
The measuring end of the measuring meter 1 is in transmission connection with the movable frame 9 so as to measure the groove width data of the sliding seat groove by measuring the moving stroke of the movable frame 9. In this embodiment, the error value of the trench width is measured by a scale.
The method for detecting the groove width of the sliding seat by using the device comprises the following steps:
s1, preparing a standard sliding seat with a groove width meeting the design requirement, sleeving the standard sliding seat on the outer side walls of the carrier and the support frame which are nested together along the Z-axis direction, pushing the movable part to move towards the fixed part by the standard sliding seat, and performing zero-resetting processing on the measuring meter when the movable part is fixed;
s2, taking away the standard slide seat, sleeving the slide seat 3 to be tested on the outer side walls of the carrier and the support frame which are nested together along the Z-axis direction, pushing the movable part to move towards the fixed part by the slide seat to be tested, and when the movable part is fixed, obtaining the numerical value on the scale as the groove width error value of the slide seat groove to be tested.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a slide groove width fine motion elasticity measuring device which characterized in that: the measuring device comprises a measuring meter, a carrier and a supporting frame which are nested together, wherein the carrier and the supporting frame which are nested together are provided with outer side walls matched with the shapes of sliding seat grooves, so that the sliding seat grooves can be connected to the outer side walls in a sliding mode along the Z-axis direction; the carrier is processed and molded in a same body and then is divided into a fixed part and a movable part which are mutually independent, the fixed part is fixedly connected in the support frame, and the movable part is slidably connected in a range limited by the support frame; an elastic mechanism is arranged between the fixed part and the movable part and pushes the movable part to move away from the fixed part along the X-axis direction; and the measuring end of the gauge is in transmission connection with the movable part so as to measure the groove width data of the sliding seat groove by measuring the moving stroke of the movable part.
2. The carriage groove width micro-motion elasticity measuring device of claim 1, wherein: when the elastic mechanism pushes the movable part to move to the maximum distance, the distance between the two farthest ends between the fixed part and the movable part is larger than the groove width of the sliding seat groove along the X-axis direction.
3. The carriage groove width micro-motion elasticity measuring device of claim 1, wherein: the carrier is provided with a first upper end surface and a first lower end surface which are in sliding contact with the support frame, and the support frame is provided with a second upper end surface and a second lower end surface which are in sliding contact with the carrier.
4. The carriage groove width micro-motion elasticity measuring device of claim 3, wherein: the supporting frame is characterized in that sliding grooves which are arranged oppositely along the X-axis direction are formed in the first upper end face and the second upper end face, sliding grooves which are arranged oppositely along the X-axis direction are formed in the first lower end face and the second lower end face, and rolling bodies are movably connected in the sliding grooves, so that the upper ends and the lower ends of the movable parts are connected in the supporting frame in a sliding mode through the rolling bodies.
5. The carriage groove width micro-motion elasticity measuring device of claim 4, wherein: and parts of the first upper end surface and the first lower end surface of the movable part are removed, so that when the movable part moves along the X-axis direction, the first upper end surface of the movable part is not contacted with the second upper end surface, and the first lower end surface of the movable part is not contacted with the second lower end surface.
6. The carriage groove width micro-motion elasticity measuring device of claim 1, wherein: the outer side wall of the carrier, which is matched with the sliding seat groove, is provided with a bead groove matched with the sliding seat groove, and a rolling body is movably connected in the bead groove.
7. The carriage groove width micro-motion elasticity measuring device of claim 1, wherein: the elastic mechanism is a spring screw.
8. The carriage groove width micro-motion elasticity measuring device of claim 1, wherein: the support frame is characterized by further comprising a base, and the bottom of the support frame is vertically and fixedly connected to the base.
9. The carriage groove width micro-motion elasticity measuring device of claim 1, wherein: the support frame is provided with a limit groove for limiting the moving stroke of the movable part.
10. A method for detecting the width of a sliding seat groove by using the device for measuring the groove width of the sliding seat groove according to any one of claims 1 to 9, which is characterized by comprising the following steps:
s1, preparing a standard sliding seat with a groove width meeting the design requirement, sleeving the standard sliding seat on the outer side walls of the carrier and the support frame which are nested together along the Z-axis direction, pushing the movable part to move towards the fixed part by the standard sliding seat, and performing zero-resetting processing on the measuring meter when the movable part is fixed;
s2, taking away the standard slide seat, sleeving the slide seat to be tested on the outer side walls of the carrier and the support frame which are nested together along the Z-axis direction, pushing the movable part to move towards the fixed part by the slide seat to be tested, and when the movable part is fixed, obtaining the numerical value on the scale as the groove width error value of the groove of the slide seat to be tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111097398.1A CN114001620B (en) | 2021-09-18 | 2021-09-18 | Sliding seat groove width micro-motion elasticity measuring device and detecting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111097398.1A CN114001620B (en) | 2021-09-18 | 2021-09-18 | Sliding seat groove width micro-motion elasticity measuring device and detecting method thereof |
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| Publication Number | Publication Date |
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| CN114001620A true CN114001620A (en) | 2022-02-01 |
| CN114001620B CN114001620B (en) | 2024-06-04 |
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| CN202111097398.1A Active CN114001620B (en) | 2021-09-18 | 2021-09-18 | Sliding seat groove width micro-motion elasticity measuring device and detecting method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948712A1 (en) * | 1979-12-04 | 1981-06-11 | Schneider & Kern, 7119 Niedernhall | Linear measuring device with sliding carriage - has adjustable slider carrying sensors and moving along scale adjacent guide rail for carriage |
| CN208419823U (en) * | 2018-06-29 | 2019-01-22 | 江门市力泰科技有限公司 | A kind of gear grooved bottom diameter cubing |
| CN209783492U (en) * | 2019-05-28 | 2019-12-13 | 宜宾天工机械股份有限公司 | Radial internal clearance detection device for needle bearing rocker arm |
| CN111022496A (en) * | 2019-12-30 | 2020-04-17 | 智龙传动(厦门)科技有限公司 | Mute linear guide rail |
| CN212320607U (en) * | 2020-06-10 | 2021-01-08 | 江苏北特汽车零部件有限公司 | Groove checking fixture |
| CN213419684U (en) * | 2020-11-02 | 2021-06-11 | 智龙传动(厦门)科技有限公司 | Retainer structure on sliding seat |
| CN213419683U (en) * | 2020-11-02 | 2021-06-11 | 智龙传动(厦门)科技有限公司 | Retainer structure under sliding seat |
| CN213451350U (en) * | 2020-11-02 | 2021-06-15 | 智龙传动(厦门)科技有限公司 | Dust-proof system for seamless rolling element circulation passage |
-
2021
- 2021-09-18 CN CN202111097398.1A patent/CN114001620B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948712A1 (en) * | 1979-12-04 | 1981-06-11 | Schneider & Kern, 7119 Niedernhall | Linear measuring device with sliding carriage - has adjustable slider carrying sensors and moving along scale adjacent guide rail for carriage |
| CN208419823U (en) * | 2018-06-29 | 2019-01-22 | 江门市力泰科技有限公司 | A kind of gear grooved bottom diameter cubing |
| CN209783492U (en) * | 2019-05-28 | 2019-12-13 | 宜宾天工机械股份有限公司 | Radial internal clearance detection device for needle bearing rocker arm |
| CN111022496A (en) * | 2019-12-30 | 2020-04-17 | 智龙传动(厦门)科技有限公司 | Mute linear guide rail |
| CN212320607U (en) * | 2020-06-10 | 2021-01-08 | 江苏北特汽车零部件有限公司 | Groove checking fixture |
| CN213419684U (en) * | 2020-11-02 | 2021-06-11 | 智龙传动(厦门)科技有限公司 | Retainer structure on sliding seat |
| CN213419683U (en) * | 2020-11-02 | 2021-06-11 | 智龙传动(厦门)科技有限公司 | Retainer structure under sliding seat |
| CN213451350U (en) * | 2020-11-02 | 2021-06-15 | 智龙传动(厦门)科技有限公司 | Dust-proof system for seamless rolling element circulation passage |
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| CN114001620B (en) | 2024-06-04 |
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