CN220680587U - Auxiliary clamp of three-coordinate measuring instrument - Google Patents
Auxiliary clamp of three-coordinate measuring instrument Download PDFInfo
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- CN220680587U CN220680587U CN202322387603.9U CN202322387603U CN220680587U CN 220680587 U CN220680587 U CN 220680587U CN 202322387603 U CN202322387603 U CN 202322387603U CN 220680587 U CN220680587 U CN 220680587U
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000002457 bidirectional effect Effects 0.000 claims description 27
- 238000013016 damping Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of three-coordinate measuring instruments, in particular to an auxiliary clamp of a three-coordinate measuring instrument, which comprises a table body and a three-coordinate measuring instrument main body arranged at the upper end of the table body, wherein a clamping mechanism is arranged at the edge of one side of the upper end of the table body, the clamping mechanism comprises two concave shells which are correspondingly arranged up and down, and the lower end of the concave shell positioned below is fixedly connected with the edge of one side of the upper end of the table body, and the auxiliary clamp has the beneficial effects that: through concave shell, connecting piece, slide, drive assembly, rotating assembly, connecting plate, fixed establishment and V-arrangement splint mutually support, this three coordinate measuring machine is when measuring to the thin columnar work piece of opposite, can carry out firm centre gripping to this columnar work piece to guarantee to this columnar work piece stable accurate measurement. Meanwhile, the clamping part does not influence the complete contact between the measuring head of the measuring cantilever of the three-coordinate measuring instrument and the columnar workpiece, thereby being beneficial to accurate measurement work.
Description
Technical Field
The utility model relates to the technical field of three-coordinate measuring instruments, in particular to an auxiliary clamp of a three-coordinate measuring instrument.
Background
A three-dimensional measuring instrument is a precise measuring device for measuring the three-dimensional size and shape of a workpiece. It can measure the length, width, height of workpiece and various complex geometric features such as angle, curved surface, etc. Three-dimensional measuring instruments generally consist of a stationary base, a movable measuring arm and a measuring system. The measuring cantilever can horizontally move, vertically move and move back and forth on a horizontal plane, so that three coordinate axes can be covered: x, Y and a Z-axis, which enables a three-dimensional gauge to accurately measure various dimensions and features of a workpiece in three dimensions. During measurement, the measuring head of the measuring cantilever is mainly contacted with a plurality of parts on the outer surface of the workpiece.
However, when the opposite and thin columnar workpiece is measured, the center of gravity of the upright and thin columnar workpiece is not stable enough, and the measuring head of the measuring cantilever is easy to deviate, shake and even tilt in the process of continuously contacting with the columnar workpiece, which is unfavorable for accurate measurement work. In order to ensure that a three-coordinate measuring machine stably and accurately measures opposite and thinner columnar workpieces, an auxiliary clamp of the three-coordinate measuring machine is provided.
Disclosure of Invention
The utility model aims to provide an auxiliary clamp of a three-coordinate measuring machine, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an auxiliary fixture of three-dimensional measuring instrument, includes the stage body and installs the three-dimensional measuring instrument main part in the stage body upper end, upper end one side edge of stage body is equipped with fixture, fixture is including being two spill shells that correspond from top to bottom and lay, is located the below the lower extreme of spill shell and the upper end one side edge fixed connection of stage body, and be equipped with the connecting piece between two spill shells, and the inner wall of two spill shells all laminates has a set of slide, two sets of slide respectively with all be equipped with drive assembly between two spill shells, every set of the quantity of slide is two, four the slide is located the one end of spill shell outside all is provided with the connecting plate through rotating the subassembly rotation, four all be equipped with fixed establishment between connecting plate and the four slide respectively, and the one end that the slide was kept away from to four connecting plates is equal fixedly connected with V-arrangement splint.
Preferably, the connecting piece comprises two symmetrical connecting blocks, and the two connecting blocks are fixedly connected between the two concave shells.
Preferably, the transmission assembly comprises a bidirectional screw rod, one end of the bidirectional screw rod is rotationally connected to the inner rear end face of the concave shell, the other end of the bidirectional screw rod is movably inserted into the front end of the concave shell, the other end of the bidirectional screw rod is fixedly connected with a hand wheel, a damping piece is arranged between the bidirectional screw rod and the concave shell, and the bidirectional screw rod penetrates through and is screwed into the inner walls of the two sliding plates.
Preferably, the damping piece comprises a rubber sleeve, the rubber sleeve is fixedly connected to the front end of the concave shell, and the inner wall of the rubber sleeve is tightly attached to the outer wall of the bidirectional screw rod.
Preferably, the rotating assembly comprises two U-shaped plates and two connecting columns, wherein the two connecting columns are respectively and rotatably connected to the upper end and the lower end of the connecting plate, which are close to the edge of the connecting plate, the two U-shaped plates are respectively and fixedly connected to the upper end and the lower end of the connecting plate, which are close to the edge of the connecting plate, and the corresponding wall surfaces of the two U-shaped plates are respectively attached to the upper end and the lower end of the connecting plate, and the two connecting columns are respectively and fixedly inserted into the corresponding wall surfaces of the two U-shaped plates.
Preferably, the fixing mechanism comprises a stud and two screw holes, the stud is penetrated and screwed in the inner wall of the U-shaped plate positioned above, the two screw holes are formed in the upper end of the connecting plate from front to back and close to the connecting column, the distances from the center points of the two screw holes to the center point of the connecting column are equal, the screw holes positioned at the back are in threaded fit with the stud, and the upper end of the stud is fixedly connected with the rotating block.
Compared with the prior art, the utility model has the beneficial effects that: through concave shell, connecting piece, slide, drive assembly, rotating assembly, connecting plate, fixed establishment and V-arrangement splint mutually support, this three coordinate measuring machine is when measuring to the thin columnar work piece of opposite, can carry out firm centre gripping to this columnar work piece to guarantee to this columnar work piece stable accurate measurement. Meanwhile, the clamping part does not influence the complete contact between the measuring head of the measuring cantilever of the three-coordinate measuring instrument and the columnar workpiece, thereby being beneficial to accurate measurement work.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an illustration of the clamping mechanism of the present utility model;
FIG. 3 is a partial component representation of the present utility model;
FIG. 4 is an exploded cross-sectional view of the clamping mechanism of the present utility model;
fig. 5 is a schematic diagram of a structure at a in fig. 4.
In the drawings, the list of components represented by the various numbers is as follows: 1. a table body; 2. a concave shell; 3. a connecting plate; 4. a three-coordinate measuring machine body; 5. v-shaped clamping plates; 6. a hand wheel; 7. a connecting block; 8. a slide plate; 9. a rubber sleeve; 10. a U-shaped plate; 11. a rotating block; 12. a two-way screw rod; 13. a screw hole; 14. a stud; 15. and (5) connecting the columns.
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. 1-5, an auxiliary fixture of a three-coordinate measuring apparatus in the drawings comprises a table body 1 and a three-coordinate measuring apparatus main body 4 mounted at the upper end of the table body 1, wherein a clamping mechanism is arranged at the edge of one side of the upper end of the table body 1, the clamping mechanism comprises two concave shells 2 which are correspondingly distributed up and down, the lower end of the concave shell 2 positioned below is fixedly connected with the edge of one side of the upper end of the table body 1, a connecting piece is arranged between the two concave shells 2, a group of sliding plates 8 are respectively attached to the inner walls of the two concave shells 2, a transmission assembly is respectively arranged between the two groups of sliding plates 8 and the two concave shells 2, the number of each group of sliding plates 8 is two, one end of each four sliding plates 8 positioned outside the concave shells 2 is respectively provided with a connecting plate 3 through rotation of a rotation assembly, each four connecting plates 3 are respectively provided with a fixing mechanism, and one ends of each four connecting plates 3 far away from the sliding plates 8 are respectively fixedly connected with V-shaped clamping plates 5.
Referring to fig. 1, 2 and 4, the connecting piece in the drawings includes two symmetrical connecting blocks 7, and the two connecting blocks 7 are fixedly connected between the two concave shells 2; by providing the connection block 7, it is easy to connect the two concave shells 2 together.
Referring to fig. 1-4, in the drawings, the transmission assembly includes a bidirectional screw rod 12, one end of the bidirectional screw rod 12 is rotatably connected to the inner rear end surface of the concave shell 2, the other end of the bidirectional screw rod 12 is movably inserted into the front end of the concave shell 2, the other end of the bidirectional screw rod 12 is fixedly connected with a hand wheel 6, a damping member is arranged between the bidirectional screw rod 12 and the concave shell 2, and the bidirectional screw rod 12 is screwed in the inner walls of the two sliding plates 8 in a penetrating manner.
Referring to fig. 2-4, the damping member in the drawings includes a rubber sleeve 9, the rubber sleeve 9 is fixedly connected to the front end of the concave shell 2, and the inner wall of the rubber sleeve 9 is tightly attached to the outer wall of the bidirectional screw rod 12; by means of the friction between the rubber sleeve 9 and the bidirectional screw rod 12, the bidirectional screw rod 12 can maintain a certain fixed state after the bidirectional screw rod 12 is rotated.
Referring to fig. 2-5, the rotating assembly in the drawing includes two U-shaped plates 10 and two connecting columns 15, the two connecting columns 15 are respectively connected to the upper and lower ends of the connecting plate 3 near the edge of the sliding plate 8 in a rotating manner, the two U-shaped plates 10 are respectively connected to the upper and lower ends of the sliding plate 8 near the edge of the connecting plate 3 in a fixed manner, the corresponding wall surfaces of the two U-shaped plates 10 are respectively attached to the upper and lower ends of the connecting plate 3, and the two connecting columns 15 are respectively inserted into the corresponding wall surfaces of the two U-shaped plates 10 in a fixed manner.
Referring to fig. 2-5, the fixing mechanism in the drawings includes a stud 14 and two screw holes 13, the stud 14 is screwed into the inner wall of the U-shaped board 10 located above, the two screw holes 13 are opened from front to back at the upper end of the connecting board 3 near the connecting post 15, the distances from the center point of the two screw holes 13 to the center point of the connecting post 15 are equal, the screw hole 13 located behind is in threaded fit with the stud 14, and the upper end of the stud 14 is fixedly connected with the rotating block 11.
Working principle: when a cylindrical workpiece which is opposite and thinner is required to be measured, the workpiece is vertically arranged on the table body 1, a measured object is positioned between the four V-shaped clamping plates 5, then the hand wheel 6 positioned below is rotated, the hand wheel 6 drives the bidirectional screw rod 12 to rotate in the concave shell 2, the bidirectional screw rod 12 drives the two sliding plates 8 to slide close to each other on the outer wall of the bidirectional screw rod 12, the two sliding plates 8 slide close to each other in the concave shell 2 positioned below, the two sliding plates 8 drive the respective upper connecting plates 3 to move close to each other, the two connecting plates 3 drive the respective V-shaped clamping plates 5 to move close to each other until the two V-shaped clamping plates 5 are tightly attached to the edge of the lower part of the outer wall of the workpiece, the hand wheel 6 can be stopped rotating, and the measured object can be fixed between the two V-shaped clamping plates 5 positioned below.
Then, one of the rotating blocks 11 located above is rotated upwards, the rotating block 11 rotates to be away from the upper end of the U-shaped plate 10, the rotating block 11 drives the studs 14 on the rotating block 11 to rotate upwards in the inner wall of the U-shaped plate 10, the studs 14 also rotate upwards in the rear screw holes 13 on the corresponding connecting plate 3 until the studs 14 completely rotate away from the rear screw holes 13, the connecting plate 3 is rotated ninety degrees in a direction away from an object to be measured, the connecting plate 3 rotates ninety degrees between the two U-shaped plates 10, in the process, the connecting posts 15 on the two U-shaped plates 10 rotate ninety degrees in the inner wall of the connecting plate 3, then the rotating block 11 rotates downwards, the rotating block 11 drives the studs 14 to rotate downwards in the inner wall of the U-shaped plate 10 located above, and the studs 14 are reinserted into the other screw holes 13 on the connecting plate 3, and then the connecting plate 3 is fixed on the U-shaped plate 10 located above again after rotating ninety degrees in a direction away from the object to be measured, and the connecting plate 3 can be fixed on the U-shaped plate 10 located above again in a direction away from the object to be measured after ninety degrees according to the same operation.
When the part between the two V-shaped clamping plates 5 positioned below the outer surface of the columnar workpiece needs to be measured, firstly, reversely rotating the two connecting plates 3 for ninety degrees according to the same operation to reset and fix the two connecting plates 3 positioned above, then rotating the hand wheel 6 positioned above to clamp the columnar workpiece between the two V-shaped clamping plates 5 positioned above, reversely rotating the hand wheel 6 positioned below until the two V-shaped clamping plates 5 positioned below are far away from the columnar workpiece, and then sequentially rotating the two connecting plates 3 positioned below for ninety degrees to the direction away from the columnar workpiece and keeping the connection plates fixed.
It should be noted that, when the three-coordinate measuring apparatus measures the opposite and thinner columnar workpiece, the columnar workpiece can be clamped stably, so that stable and accurate measurement of the columnar workpiece is ensured. Meanwhile, the clamping part does not influence the complete contact between the measuring head of the measuring cantilever of the three-coordinate measuring instrument and the columnar workpiece, thereby being beneficial to accurate measurement work.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an auxiliary fixture of three-dimensional measuring apparatu, includes stage body (1) and installs three-dimensional measuring apparatu main part (4) in stage body (1) upper end, its characterized in that: the utility model discloses a novel sliding plate type electric power tool is characterized in that a clamping mechanism is arranged at one side edge of the upper end of a table body (1), the clamping mechanism comprises two concave shells (2) which are correspondingly arranged up and down and are positioned below, the lower end of each concave shell (2) is fixedly connected with one side edge of the upper end of the table body (1), a connecting piece is arranged between the two concave shells (2), a group of sliding plates (8) are attached to the inner walls of the two concave shells (2), two groups of sliding plates (8) are respectively connected with the two concave shells (2) through transmission components, each group of sliding plates (8) are respectively two in number, one end of each sliding plate (8) positioned outside each concave shell (2) is provided with a connecting plate (3) through rotation of the rotation component, each connecting plate (3) is respectively connected with each four sliding plates (8) through a fixing mechanism, and one ends of each connecting plate (3) far away from each sliding plate (8) are respectively fixedly connected with a V-shaped clamping plate (5).
2. The auxiliary fixture of a three-coordinate measuring machine of claim 1, wherein: the connecting piece comprises two symmetrical connecting blocks (7), and the two connecting blocks (7) are fixedly connected between the two concave shells (2).
3. The auxiliary fixture of a three-coordinate measuring machine of claim 1, wherein: the transmission assembly comprises a bidirectional screw rod (12), one end of the bidirectional screw rod (12) is rotationally connected to the inner rear end face of the concave shell (2), the other end of the bidirectional screw rod (12) is movably inserted into the front end of the concave shell (2), the other end of the bidirectional screw rod (12) is fixedly connected with a hand wheel (6), a damping piece is arranged between the bidirectional screw rod (12) and the concave shell (2), and the bidirectional screw rod (12) penetrates through and is screwed in the inner walls of the two sliding plates (8).
4. An auxiliary fixture for a three-coordinate measuring machine as defined in claim 3, wherein: the damping piece comprises a rubber sleeve (9), the rubber sleeve (9) is fixedly connected to the front end of the concave shell (2), and the inner wall of the rubber sleeve (9) is tightly attached to the outer wall of the bidirectional screw rod (12).
5. The auxiliary fixture of a three-coordinate measuring machine of claim 1, wherein: the rotating assembly comprises two U-shaped plates (10) and two connecting columns (15), wherein the two connecting columns (15) are respectively and rotatably connected to the upper end and the lower end of the connecting plate (3) close to the edge of the sliding plate (8), the two U-shaped plates (10) are respectively and fixedly connected to the upper end and the lower end of the sliding plate (8) close to the edge of the connecting plate (3), the corresponding wall surfaces of the two U-shaped plates (10) are respectively attached to the upper end and the lower end of the connecting plate (3), and the two connecting columns (15) are respectively and fixedly inserted into the corresponding wall surfaces of the two U-shaped plates (10).
6. The auxiliary fixture of a three-coordinate measuring machine of claim 5, wherein: the fixing mechanism comprises a stud (14) and two screw holes (13), the stud (14) is tightly screwed in the inner wall of the U-shaped plate (10) located above, the two screw holes (13) are formed in the position, close to the connecting column (15), of the upper end of the connecting plate (3) from front to back, the distances from the center point of the two screw holes (13) to the center point of the connecting column (15) are equal, the screw holes (13) located behind are in threaded fit with the stud (14), and the upper end of the stud (14) is fixedly connected with a rotating block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322387603.9U CN220680587U (en) | 2023-09-04 | 2023-09-04 | Auxiliary clamp of three-coordinate measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322387603.9U CN220680587U (en) | 2023-09-04 | 2023-09-04 | Auxiliary clamp of three-coordinate measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220680587U true CN220680587U (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322387603.9U Active CN220680587U (en) | 2023-09-04 | 2023-09-04 | Auxiliary clamp of three-coordinate measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220680587U (en) |
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2023
- 2023-09-04 CN CN202322387603.9U patent/CN220680587U/en active Active
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