CN110757424A - Cylindrical part support device for laboratory - Google Patents
Cylindrical part support device for laboratory Download PDFInfo
- Publication number
- CN110757424A CN110757424A CN201910814317.1A CN201910814317A CN110757424A CN 110757424 A CN110757424 A CN 110757424A CN 201910814317 A CN201910814317 A CN 201910814317A CN 110757424 A CN110757424 A CN 110757424A
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- cylindrical
- base
- laboratory
- cylindrical part
- upper side
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/10—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Use In Laboratory Experiments (AREA)
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
Abstract
The invention discloses a cylindrical part support device for a laboratory, which belongs to the field of laboratory instruments and comprises a support frame, wherein a base for placing a cylindrical part is arranged at the bottom of the support frame, a plurality of L-shaped limiting rods which are uniformly distributed in the circumferential direction are arranged on the support frame, each limiting rod comprises a transverse rod and a vertical rod, the vertical rod is used for fixing the cylindrical part, the transverse rods are movably inserted into the support frame, the insertion direction of the transverse rods is the radial direction of the cylindrical part, and a fastening piece for fixing the transverse rods is arranged on the upper side surface of the support frame; when cylindrical parts with different sizes are placed on the base, the cross rod can move in a stepless mode in the inserting direction of the cross rod, so that the support can adapt to the cylindrical parts with any diameter in a certain range, and the problem that the support cannot adapt to enough sizes in the prior art is solved.
Description
Technical Field
The invention relates to a laboratory instrument, in particular to a cylindrical part support device for a laboratory.
Background
In a laboratory of turbine engineering profession, some important parts in the ship manufacturing process need to be observed, including cylinder or cylindrical parts such as a cylinder sleeve, a piston head, a crane cylinder body, an air bottle and the like, and because the sizes and specifications of the parts are very various, a support capable of adapting to the cylindrical parts with different sizes is needed to observe the parts, and usually, an adjustable support is fixed by arranging bolts at different positions, the number of the bolts determines the size and the number which can be adapted to, and stepless adjustment cannot be realized.
For example, the thin-wall workpiece fixing device disclosed in the chinese patent document, which is disclosed as CN201621068276.4 and includes a bracket and a bolt, has the disadvantages that workpieces with different sizes are fixed by different positions of the bolt, stepless adjustment cannot be realized to adapt to different workpieces, and the adaptability is poor.
Disclosure of Invention
The invention aims to overcome the defects that in the prior art, the support adapts to different sizes through a bolt and cannot realize stepless adjustment, and provides a cylindrical component support device for a laboratory, which can adapt to cylindrical components with sizes within a certain range through stepless adjustment and has good adaptability.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention discloses a cylindrical part support device for a laboratory, which comprises a support frame, wherein a base used for placing a cylindrical part is arranged at the bottom of the support frame, a plurality of L-shaped limiting rods are uniformly distributed on the support frame in the circumferential direction, each limiting rod comprises a transverse rod and a vertical rod, the vertical rod is used for fixing the cylindrical part, the transverse rods are movably inserted into the support frame, the insertion direction of the transverse rods is the radial direction of the cylindrical part, and a fastening piece used for fixing the transverse rods is arranged on the support frame.
When cylindrical parts of different sizes are placed on the base, the cross rod can move in the radial direction of the cylindrical parts, so that the vertical rod compresses the cylindrical parts, the fastener can fix the cross rod after the cylindrical parts are compressed, the position of the limiting rod is fixed, and the cross rod can move in a stepless mode in the inserting direction of the cross rod, so that the vertical rod can adapt to the cylindrical parts of any diameter in a certain range.
Preferably, the bottom is cylindrical, a plurality of roller grooves which are uniformly distributed in the circumferential direction are formed in the upper side surface of the base, rotatable rollers with axial directions in the radial direction of the base are installed in the roller grooves, the bottom of the cylindrical part is in contact with the upper side of the rollers, and the bottom surface of the cylindrical part and the upper side surface of the base are concentrically arranged; the cylindrical part can rotate around the shaft through the structure, so that researchers and students can conveniently observe the cylindrical part from various angles; the radial roller is used for supporting, so that the roller can adapt to cylindrical parts, and can also adapt to cylindrical parts of which the lower side surfaces are circular rings.
Preferably, an inner cavity is arranged in the base, a lifting table capable of moving up and down in the inner cavity is installed in the inner cavity in a matched mode, a top plate connected to the lower side of the inner cavity through a spring is installed below the lifting table, the upper side face of the top plate abuts against the lower side face of the lifting table, a positioning table penetrating through the base and used for adjusting the axis position of the cylindrical component is arranged on the upper side face of the lifting table, the positioning table is a plurality of inclined tables evenly distributed in the circumferential direction, and the height of the positioning table is gradually reduced in the direction close to the center of the lifting table; when the cylindrical part is installed, if the axis position of the cylindrical part is not coincident with the axis position of the base, the cylindrical part is supported on the positioning table, the cylindrical part can incline, the cylindrical part is adjusted to be horizontal to the upper side surface on the positioning table, and the axis of the cylindrical part is coincident with the axis of the base.
Preferably, the vertical rod is provided with a rubber coating wheel which can rotate in the axial direction of the vertical rod, and the rubber coating wheel is tangent to the cylindrical component and can roll relative to the cylindrical component; the limiting rod is abutted against the cylindrical part through the rubber coating wheel to fix the cylindrical part, and the rubber coating wheel is provided with an elastic rubber layer on the surface, so that the cylindrical part can be prevented from rubbing the vertical rod to scratch the surface when rotating.
Preferably, the vertical rod is provided with an external thread, the vertical rod is provided with a positioning nut for positioning the rubber covered wheel, the height of the rubber covered wheel is adjusted through the positioning nut, the rubber covered wheel can adapt to cylindrical components with different heights, and the cylindrical components are prevented from being unstable due to insufficient contact with the rubber covered wheel when rotating; and, the part of the cylindrical part has projections or depressions on its outside which hinder the rotation, and these projections or depressions can be avoided by adjusting the height of the wheel.
Preferably, the upper side of the cross rod is provided with a milling surface which is abutted against a screwing screw; through the milling surface, the contact area between the tightening screw and the cross rod can be larger, so that the tightening screw is more stable and reliable to fix.
Preferably, a graduated scale for measuring and positioning the cylindrical component is arranged on the milling surface; after the cylindrical part is installed in the support, the diameter of the cylindrical part can be calculated by the outer diameter of the support, the size of the limiting rod and the length of the cross rod extending out of the support.
Preferably, the upper side surface of the base is provided with a positioning wheel groove with the radial direction of the base, and the lower end of the vertical rod is provided with a positioning wheel capable of rolling in the positioning wheel groove; through the positioning wheel, the friction between the limiting rod and the support when the limiting rod moves is changed from sliding friction to rolling friction, the friction force is smaller, and the labor is saved when the limiting rod is adjusted.
Preferably, a pressing platform penetrating through the positioning wheel groove is arranged on the upper side of the lifting platform, and the pressing platform gradually rises in height in the direction close to the center of the lifting platform; when the positioning wheel moves towards the center of the base in the positioning wheel groove, the pressing table is pressed downwards, so that the whole lifting table descends, the positioning table is contracted to the lower side of the base, and the cylindrical part is erected on the roller.
Preferably, the upper side of the base is connected with support columns which are uniformly distributed in the circumferential direction, the upper sides of the support columns are connected with fixing rings for reinforcing structures, and observation windows which are convenient for observing cylindrical parts are formed among the support columns which are uniformly distributed in the circumferential direction; through this structure, make the support under the prerequisite of guaranteeing stable in structure, possess more observable spaces.
Therefore, the invention has the following beneficial effects: (1) stepless adjustment can be achieved to accommodate cylindrical components of all sizes within a range; (2) the cylindrical part can rotate in the bracket, so that observation from different angles is facilitated; (3) diameter measurements can be made on the cylindrical part; (4) the adjusting process is convenient and labor-saving; (5) the structure is firm and reliable.
Drawings
Fig. 1 is a schematic view of a cylindrical member mounted according to the present invention.
Fig. 2 is a cross-sectional view of an embodiment of the present invention at the roller groove.
Fig. 3 is a cross-sectional view of an embodiment of the invention at a positioning station.
Fig. 4 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises a support frame 11, a base 111, a roller groove 112, a positioning roller groove 12, an inner cavity 13, a support column 14, a fixing ring 15, an observation window 2, a limiting rod 21, a cross rod 211, a milling surface 22, a vertical rod 3, a fastener 4, a roller 5, a lifting table 51, a positioning table 52, a pressing table 53, a guide table 6, a top plate 7, a rubber coating wheel 8, a positioning nut 9, a scale 10 and a positioning wheel.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
In the embodiment shown in fig. 1, a cylindrical component support device for a laboratory comprises a support frame 1, wherein a base 11 for placing cylindrical components is arranged at the bottom of the support frame, a plurality of L-shaped limiting rods 2 which are uniformly distributed in the circumferential direction are mounted on the support frame, each limiting rod comprises a cross rod 21 and a vertical rod 22, each vertical rod is used for fixing the cylindrical components, the cross rods are movably inserted into the support frame, the insertion direction of the cross rods is the radial direction of the cylindrical components, a fastening piece 3 for fixing the cross rods is mounted on the support frame, the fastening piece is a tightening screw mounted on the side surface of the support frame, the tightening screw abuts against the upper side of each cross rod, through holes for penetrating the cross rods are formed in the upper end of the support frame, the cross rods can move in the through holes, and the; the base is cylindrical, a plurality of roller grooves 111 which are uniformly distributed in the circumferential direction are formed in the upper side face of the base, rotatable rollers 4 of which the axis direction is the radial direction of the base are installed in the roller grooves, the bottom of a cylindrical part is in contact with the upper side of the rollers, the bottom face of the cylindrical part and the upper side face of the base are concentrically arranged, a plurality of limiting rods are uniformly distributed in the circumferential direction of the cylindrical part, and the number of the roller grooves and the number of the rollers are 8; an inner cavity 12 is arranged in the base, a lifting table 5 capable of moving up and down in the inner cavity is installed in the inner cavity in a matched mode, a top plate 6 connected to the lower side of the inner cavity through a spring is installed below the lifting table, the upper side face of the top plate abuts against the lower side face of the lifting table, a positioning table 51 penetrating through the base and used for adjusting the axis position of the cylindrical part is arranged on the upper side face of the lifting table, the positioning table is a plurality of inclined tables evenly distributed in the circumferential direction, the height of the positioning table is gradually reduced in the direction close to the center of the lifting table, a spring groove is formed in the bottom of the inner cavity, the spring is fixed in the spring groove, a guide hole penetrating through the base upwards is formed in the center of the upper side of the inner cavity, a guide table 53 matched with the guide hole is arranged on the lifting; the rubber coating wheel 7 capable of rotating in the axial direction of the vertical rod is mounted on the vertical rod, the rubber coating wheel is tangent to the cylindrical component and can roll relative to the cylindrical component, a rubber layer is arranged on the outer surface of the rubber coating wheel, the rubber layer is made of polyurethane, and the inner ring of the rubber coating wheel is mounted on the vertical rod through a bearing; the vertical rod is provided with external threads, the vertical rod is provided with a positioning nut 8 for positioning the rubber covered wheel, bosses for preventing the positioning nut from pressing a bearing are arranged on the upper side and the lower side of the rubber covered wheel, and the rubber covered wheel can be positioned by screwing the positioning nuts on the upper side and the lower side; the upper side of the cross rod is provided with a milling surface 211 which is abutted against the tightening screw, and the milling surface is vertical to the direction of the vertical rod; a graduated scale 9 for measuring and positioning the cylindrical part is mounted on the milling surface, the graduated scale is pasted on the milling surface, and the observed scale is the scale at the contact position of the outer surface of the support and the graduated scale; the upper side surface of the base is provided with a positioning wheel groove 112 with the radial direction of the base, the lower end of the vertical rod is provided with a positioning wheel 10 capable of rolling in the positioning wheel groove, and the diameter of the positioning wheel is smaller than that of the rubber covered wheel; a pressing platform penetrating through the positioning wheel groove is arranged on the upper side of the lifting platform, and the pressing platform gradually rises in height in the direction close to the center of the lifting platform; the base upside is connected with the support column 13 of circumference equipartition, the support column upside is connected with and is used for solid fixed ring 14 of reinforcement, form the observation window 15 of being convenient for observe cylindrical part between two adjacent support columns, the support column has 4.
When the support is used, the cylindrical part is placed on the base through the crane, the upper side surface of the cylindrical part is made to be horizontal by adjusting the position of the cylindrical part, and the axis position of the cylindrical part is coincided with the axis of the base; pushing the cross rods of the limiting rods to enable rubber-coated wheels on the 4 limiting rods to be attached to the outer side face of the cylindrical part, moving the positioning wheels to the center direction of the base in the process of pushing the limiting rods, enabling the lifting table to descend through pressing the pressing table, and enabling the positioning table to retract to the lower side of the base when the lifting table descends to enable the cylindrical part to be supported on the rollers; the height of the rubber coating wheel is adjusted through the positioning nut, so that the rubber coating wheel avoids the bulges and the depressions on the cylindrical component; the scales on the graduated scale are observed, and the diameter of the cylindrical part can be calculated; screwing the screwing screw to enable the screwing screw to abut against the milling surface of the cross rod, and fixing the position of the limiting rod after screwing; the cylindrical part is rotated, the bottom end of the cylindrical part rolls relative to the roller, the side surface of the cylindrical part rolls relative to the rubber coating wheel, and an observer can observe the cylindrical part from various angles.
Claims (10)
1. The utility model provides a cylindrical part support device is used in laboratory, characterized by, includes support frame (1), the support frame bottom is equipped with base (11) that are used for placing cylindrical part, installs gag lever post (2) of a plurality of L types of circumference equipartition on the support frame, the gag lever post includes horizontal pole (21) and montant (22), the montant is used for fixed cylindrical part, the portable grafting of horizontal pole is in on the support frame, the direction that the horizontal pole was pegged graft is cylindrical part radial, install on the support frame and be used for fixing fastener (3) of horizontal pole.
2. The laboratory cylindrical component support device according to claim 1, wherein the base is cylindrical, a plurality of roller grooves (111) are circumferentially and uniformly distributed on the upper side of the base, rotatable rollers (4) with axial directions in the radial direction of the base are mounted in the roller grooves, the bottom of the cylindrical component is in contact with the upper side of the rollers, and the bottom of the cylindrical component is concentrically arranged with the upper side of the base.
3. The laboratory is with cylindrical component support device of claim 1 or 2, characterized by, be equipped with an inner chamber (12) in the base, the adaptation is installed in the inner chamber and is installed elevating platform (5) that can reciprocate in the inner chamber, install roof (6) at the inner chamber downside through spring coupling below the elevating platform, the roof upper flank top is on the elevating platform downside, be equipped with on the elevating platform upside and pass the base, be used for adjusting cylindrical component axis position's location platform (51), the location platform is a plurality of sloping platform of circumference equipartition, and the location platform is in the direction that is close to the elevating platform center height reduces gradually.
4. A laboratory cylindrical parts carrier device according to claim 3, characterized in that the vertical rod is provided with a rubber coating wheel (7) which can rotate in the axial direction of the vertical rod, and the rubber coating wheel is tangent to the cylindrical parts and can roll relative to the cylindrical parts.
5. The laboratory cylindrical component support device according to claim 4, wherein the vertical rod is provided with an external thread, and a positioning nut (8) for positioning the rubber covered wheel is mounted on the vertical rod.
6. A laboratory cylindrical parts holder device according to any of the claims 1, characterized in that the upper side of the cross bar is provided with a milled surface (211) against which a tightening screw abuts.
7. The laboratory cylindrical parts holder device according to claim 6, characterized in that the milling surface is provided with a scale (9) for measuring and positioning cylindrical parts.
8. The laboratory cylindrical component support device according to claim 3, wherein the base is provided with a positioning wheel groove (112) in the radial direction of the base on the upper side, and the lower end of the vertical rod is provided with a positioning wheel (10) capable of rolling in the positioning wheel groove.
9. The laboratory cylindrical parts rack device according to claim 8, wherein the elevating platform is provided at an upper side thereof with a pressing platform (52) passing through the positioning wheel groove, the pressing platform being gradually raised in height in a direction approaching a center of the elevating platform.
10. The laboratory cylindrical component support device according to claim 1, wherein the base is connected with support columns (13) which are uniformly distributed in the circumferential direction on the upper side, the support columns are connected with fixing rings (14) which are used for reinforcing, and an observation window (15) which is convenient for observing the cylindrical component is formed between two adjacent support columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910814317.1A CN110757424B (en) | 2019-08-30 | 2019-08-30 | Cylindrical part support device for laboratory |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910814317.1A CN110757424B (en) | 2019-08-30 | 2019-08-30 | Cylindrical part support device for laboratory |
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| Publication Number | Publication Date |
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| CN110757424A true CN110757424A (en) | 2020-02-07 |
| CN110757424B CN110757424B (en) | 2023-05-12 |
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| CN201910814317.1A Active CN110757424B (en) | 2019-08-30 | 2019-08-30 | Cylindrical part support device for laboratory |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941306A (en) * | 2020-07-06 | 2020-11-17 | 湖北隐冠轴业有限公司 | Hollow sleeve processing positioner |
| CN114012673A (en) * | 2021-11-12 | 2022-02-08 | 广西电网有限责任公司玉林供电局 | Auxiliary device for disassembling servo drive motor and using method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941306A (en) * | 2020-07-06 | 2020-11-17 | 湖北隐冠轴业有限公司 | Hollow sleeve processing positioner |
| CN114012673A (en) * | 2021-11-12 | 2022-02-08 | 广西电网有限责任公司玉林供电局 | Auxiliary device for disassembling servo drive motor and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN110757424B (en) | 2023-05-12 |
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