CN220551734U - Lifting device for projector measuring instrument - Google Patents
Lifting device for projector measuring instrument Download PDFInfo
- Publication number
- CN220551734U CN220551734U CN202322182530.XU CN202322182530U CN220551734U CN 220551734 U CN220551734 U CN 220551734U CN 202322182530 U CN202322182530 U CN 202322182530U CN 220551734 U CN220551734 U CN 220551734U
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- CN
- China
- Prior art keywords
- strip
- threaded rod
- projector
- measuring instrument
- lifting device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000010687 lubricating oil Substances 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000003287 optical effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a lifting device for a projector measuring instrument, which relates to the technical field of projector measuring instruments and comprises a machine base, wherein a workbench is arranged at the top of the machine base, a measuring projector is arranged above the workbench, the middle part of the bottom end of the workbench is connected with a threaded rod, and a nut block is matched with the rod part of the threaded rod. According to the utility model, under the action of the first strip-shaped groove, the second strip-shaped groove, the threaded rod and the oiling opening, lubricating oil is added into the first strip-shaped groove through the oiling opening, so that in the lifting process, the threaded rod is immersed in the lubricating oil in the second strip-shaped groove to complete maintenance work, and further the threaded rod and the nut block are good in matching effect.
Description
Technical Field
The utility model relates to the technical field of projector measuring instruments, in particular to a lifting device for a projector measuring instrument.
Background
The measuring projector is also called an optical projection gauge or an optical projection comparator, and is a measuring instrument which projects the outline of a measured workpiece or a meter onto an observation screen by utilizing the principle of optical projection and performs measurement or comparison, and can efficiently detect the outline and the surface shape of various workpieces with complex shapes.
The existing lifting device for the projector measuring instrument generally adopts parts such as a turbine and a worm to match to form a lifting structure, if the lifting structure is used for a long time, the phenomenon of blocking caused by abrasion can occur between two mechanical parts such as the turbine and the worm, the machine seat is required to be manually detached regularly to maintain the internal mechanical parts, time and labor are wasted, and the use of the projector measuring instrument is affected.
Disclosure of Invention
The utility model aims to solve the defects that the prior lifting device for the projector measuring instrument generally adopts parts such as a turbine, a worm and the like to form a lifting structure in a matched manner, and if the structure is used for a long time, the clamping phenomenon is caused by abrasion between two mechanical parts such as the turbine, the worm and the like, and a machine seat is required to be manually detached periodically to maintain the internal mechanical parts, so that the time and the labor are wasted and the use of the projector measuring instrument is influenced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a lifting device for a projector-measuring instrument, comprising:
the machine comprises a machine base, the workstation is installed at the top of frame, and the top of workstation is provided with the measurement projecting apparatus, the bottom middle part of workstation is connected with the threaded rod, and the supporting nut piece that has of pole portion of threaded rod, the outside of nut piece has cup jointed the turbine, and one side of turbine is connected with the worm, the bottom both sides of workstation all are provided with the bracing piece, and the bottom of bracing piece is connected with the spring strip, the mounting groove has been seted up in the bottom outside of workstation, and the internally mounted of mounting groove has first collar, the bottom of first collar is connected with the flexible cover, and the second collar is installed to the bottom of flexible cover, the second collar is connected with the top of frame, and the second bar groove has been seted up at the top middle part of frame, the both sides of second bar groove all are provided with first bar groove, and the inner wall in first bar groove contacts with the outer wall of bracing piece.
Preferably, the oiling openings are formed in two sides of the outer portion of the base, the base is fixedly connected with the second mounting ring, the oiling openings are communicated with the first strip-shaped grooves, the bottoms of the first strip-shaped grooves and the second strip-shaped grooves are communicated, and lubricating oil is injected into the bottoms of the second strip-shaped grooves.
Preferably, the telescopic sleeve is fixedly connected with the first mounting ring, and the shape of the first mounting ring is consistent with the shape of the mounting groove.
Preferably, the supporting rod and the first strip-shaped groove form an elastic structure through a spring strip, and the supporting rod is fixedly connected with the workbench.
Preferably, the turbine is in meshed connection with the worm, the end part of the worm penetrates through the base and is provided with a handle, and the turbine is connected with the opening of the second strip-shaped groove through a bearing.
Preferably, the threaded rod is in threaded connection with the nut block, and the nut block is in fixed connection with the turbine.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
according to the utility model, under the action of the first strip-shaped groove, the second strip-shaped groove, the threaded rod and the oiling opening, lubricating oil is added into the first strip-shaped groove through the oiling opening, so that in the lifting process, the threaded rod is immersed in the lubricating oil in the second strip-shaped groove to complete maintenance work, and further the threaded rod and the nut block are good in matching effect.
Drawings
FIG. 1 is a schematic diagram of the overall frontal structure of the present utility model;
FIG. 2 is a schematic view of the internal connection structure of the workbench and the base in the utility model;
fig. 3 is a schematic view showing an internal connection structure of the first and second grooves according to the present utility model.
Legend description:
1. a base; 2. a telescopic sleeve; 3. a work table; 4. a measuring projector; 5. a mounting groove; 6. a first mounting ring; 7. a support rod; 8. a first bar-shaped groove; 9. a spring bar; 10. a nut block; 11. a second bar-shaped groove; 12. a turbine; 13. a worm; 14. a threaded rod; 15. a second mounting ring; 16. lubricating oil; 17. and (5) oiling openings.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a lifting device for a projector measuring instrument comprises a machine base 1, a workbench 3 is installed at the top of the machine base 1, a measuring projector 4 is arranged above the workbench 3, oiling openings 17 are formed in two sides of the outer portion of the machine base 1, the machine base 1 is fixedly connected with a second mounting ring 15, the oiling openings 17 are communicated with a first strip-shaped groove 8, the bottoms of the first strip-shaped groove 8 and the second strip-shaped groove 11 are communicated, lubricating oil 16 is injected into the bottom of the second strip-shaped groove 11 through the oiling openings 17, so that maintenance work is conveniently provided for a threaded rod 14, a worm wheel 12 and a worm 13, the middle of the bottom end of the workbench 3 is connected with a threaded rod 14, a nut block 10 is matched with the threaded rod 14, the threaded rod 14 is in threaded connection with the nut block 10, the threaded rod 10 is fixedly connected with the worm wheel 12, the threaded rod 14 is matched with the worm wheel 12 through the nut block 10, lifting work of the workbench 3 is completed through the cooperation of the worm wheel 13, the worm wheel block 10 is high in lifting work precision, the outer portion of the nut block 10 is sleeved with the worm wheel 12, one side of the worm wheel 12 is connected with the worm wheel 12 through the worm wheel 13, the threaded rod 12 is conveniently provided with the end of the machine base 13, the threaded rod 12 is not meshed with the worm wheel 13, the threaded rod 12 is conveniently connected with the threaded rod 12 through the threaded rod 10, the threaded rod 12 is meshed with the threaded rod 13, the threaded rod 12 through the threaded rod 13, the threaded rod is meshed with the bearing 7, and the threaded rod 12 is simultaneously, the end of the threaded rod 12 is meshed with the worm 13 is meshed with the worm bar 13, and the machine base 1 is meshed with the worm 13 through the bearing 7, and the bearing 7 is meshed with the worm 13 through the bearing 1 through the bearing 13 and is 3 through the bearing 12 and is 3, the bracing piece 7 passes through spring bar 9 with first bar groove 8 and constitutes elastic structure, and be fixed connection between bracing piece 7 and the workstation 3, through the setting of bracing piece 7, make when carrying out the lift work of workstation 3, can balance for the both ends of workstation 3, when avoiding threaded rod 14 to reciprocate, drive workstation 3 and rotate, mounting groove 5 has been seted up in the bottom outside of workstation 3, and mounting groove 5's internally mounted has first collar 6, the bottom of first collar 6 is connected with flexible cover 2, and second collar 15 is installed to the bottom of flexible cover 2, be fixed connection between flexible cover 2 and the first collar 6, and the shape of first collar 6 is unanimous with the shape of mounting groove 5, be convenient for provide dustproof protection work for threaded rod 14 through the setting of flexible cover 2, avoid the screw groove of threaded rod 14 to fall into the dust, thereby influence follow-up lift work and go on smoothly, the top of second collar 15 and frame 1 is connected, and the top middle part of frame 1 has seted up second bar groove 11, both sides of second bar groove 11 all are provided with first bar 8, and the outer wall of first bar 8 contacts with the outer wall of first bar groove 7.
Working principle: firstly, when the projection measurement work is carried out on the part to be measured by using the product, the worm 13 is manually operated to carry out forward and backward rotation operation according to the size of the part to be measured, thereby the turbine 12 is matched with the nut block 10 to work, the threaded rod 14 drives the workbench 3 to carry out up-down lifting work, the distance between the workbench 3 and the objective lens at the bottom of the measuring projector 4 is completed, thereby the detection range is wide, then, lubricating oil 16 is injected into the first strip-shaped groove 8 and the second strip-shaped groove 11 through the oiling opening 17, so that the lubrication work is synchronously carried out when the supporting rod 7 and the threaded rod 14 move up and down in the first strip-shaped groove 8 and the second strip-shaped groove 11 each time, meanwhile, a small amount of lubricating oil 16 is carried out through the thread groove of the threaded rod 14, so that the lubricating oil 16 enters between the turbine 12 and the worm 13, the lubrication work is increased for the threaded rod, the long-time use of tooth grooves of worn parts is avoided, the subsequent lifting work is influenced, the structure is unnecessary to disassemble the workbench 3, maintenance work can be carried out on the internal parts, the electric appliance is high in practicality (the need to be explained, the specific model is not to be determined according to the specific model of the device, the specific model and the specific model is required to be selected in the specific specification of the device, and the specific calculation method is not determined in the technical field.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. A lifting device for a projector measuring instrument, comprising:
frame (1), workstation (3) are installed at the top of frame (1), and the top of workstation (3) is provided with measurement projector (4), the bottom middle part of workstation (3) is connected with threaded rod (14), and the supporting nut piece (10) that has of pole portion of threaded rod (14), the outside of nut piece (10) has cup jointed turbine (12), and one side of turbine (12) is connected with worm (13), the bottom both sides of workstation (3) all are provided with bracing piece (7), and the bottom of bracing piece (7) is connected with spring strip (9), mounting groove (5) have been seted up in the bottom outside of workstation (3), and the internally mounted of mounting groove (5) has first collar (6), the bottom of first collar (6) is connected with flexible cover (2), and the bottom of flexible cover (2) is installed second collar (15), the top of second collar (15) and frame (1) is connected with worm (13), and the top middle part of frame (1) has seted up second strip (11), the inner wall (8) in the equal groove in the first groove (8) of second strip (8), and the outer wall (8) of first groove (8).
2. The lifting device for a projector measuring instrument according to claim 1, wherein: the lubricating oil filling machine is characterized in that oiling openings (17) are formed in two sides of the outside of the machine base (1), the machine base (1) is fixedly connected with the second mounting ring (15), the oiling openings (17) are communicated with the first strip-shaped grooves (8), the bottoms of the first strip-shaped grooves (8) and the second strip-shaped grooves (11) are in a communicating state, and lubricating oil (16) is injected into the bottoms of the second strip-shaped grooves (11).
3. The lifting device for a projector measuring instrument according to claim 1, wherein: the telescopic sleeve (2) is fixedly connected with the first mounting ring (6), and the shape of the first mounting ring (6) is consistent with the shape of the mounting groove (5).
4. The lifting device for a projector measuring instrument according to claim 1, wherein: the supporting rod (7) and the first strip-shaped groove (8) form an elastic structure through a spring strip (9), and the supporting rod (7) is fixedly connected with the workbench (3).
5. The lifting device for a projector measuring instrument according to claim 1, wherein: the turbine (12) is connected with the worm (13) in a meshed mode, the end portion of the worm (13) penetrates through the machine base (1) and is provided with a handle, and the turbine (12) is connected with an opening of the second strip-shaped groove (11) through a bearing.
6. The lifting device for a projector measuring instrument according to claim 1, wherein: the threaded rod (14) is in threaded connection with the nut block (10), and the nut block (10) is fixedly connected with the turbine (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322182530.XU CN220551734U (en) | 2023-08-15 | 2023-08-15 | Lifting device for projector measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322182530.XU CN220551734U (en) | 2023-08-15 | 2023-08-15 | Lifting device for projector measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551734U true CN220551734U (en) | 2024-03-01 |
Family
ID=90003477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322182530.XU Active CN220551734U (en) | 2023-08-15 | 2023-08-15 | Lifting device for projector measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551734U (en) |
-
2023
- 2023-08-15 CN CN202322182530.XU patent/CN220551734U/en active Active
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