CN214537868U - Diameter measuring mechanism - Google Patents
Diameter measuring mechanism Download PDFInfo
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- CN214537868U CN214537868U CN202121050637.3U CN202121050637U CN214537868U CN 214537868 U CN214537868 U CN 214537868U CN 202121050637 U CN202121050637 U CN 202121050637U CN 214537868 U CN214537868 U CN 214537868U
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Abstract
The utility model provides a diameter measuring mechanism, which comprises a workbench, a driving device, a fixed measuring seat, a sliding positioning seat and a measuring instrument; the fixed measuring seat is arranged on the upper surface of the workbench; the sliding positioning seat can be arranged on the fixed measuring seat in a sliding manner; the sliding positioning seat is provided with a positioning groove, and a V-shaped positioning block is arranged in the positioning groove; under the driving of the driving device, the sliding positioning seat slides to be close to or far away from the fixed measuring seat, so that the measuring piece is fixed or loosened; the measuring instrument is arranged on one side of the sliding positioning seat, and a measuring end of the measuring instrument penetrates through the sliding positioning seat and extends into the positioning groove; the measuring end of the measuring instrument is arranged on the center line of the V-shaped positioning block; the utility model discloses measurement accuracy is high, easy operation, and work efficiency is high, thereby effectively reduces workman's intensity of labour and reduces the cost of labor.
Description
Technical Field
The utility model relates to a measure the technical field of utensil, especially a diameter measurement mechanism.
Background
At present, the diameter of a plurality of cylindrical or cake-shaped parts is measured by manual measurement in the prior art, measurement errors are likely to occur through manual measurement, the working efficiency of manual measurement is low, the large batch of measurement labor is large, and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model aims to provide a diameter measurement mechanism solves artifical measurement and has error, inefficiency and the too high problem of labour cost.
To achieve the purpose, the utility model adopts the following technical proposal:
a diameter measuring mechanism comprises a workbench, a driving device, a fixed measuring seat, a sliding positioning seat and a measuring instrument;
the fixed measuring seat is arranged on the upper surface of the workbench;
the sliding positioning seat can be arranged on the fixed measuring seat in a sliding manner;
the sliding positioning seat is provided with a positioning groove, and a V-shaped positioning block is arranged in the positioning groove;
under the driving of the driving device, the sliding positioning seat slides to be close to or far away from the fixed measuring seat, so that the measuring piece is fixed or loosened;
the measuring instrument is arranged on one side of the sliding positioning seat, and a measuring end of the measuring instrument penetrates through the sliding positioning seat and extends into the positioning groove;
and the measuring end of the measuring instrument is arranged on the central line of the V-shaped positioning block.
Preferably, the sliding positioning seat comprises a driving plate, a return spring, a guide rod and a moving seat;
the driving plate is connected with the driving device;
one end of the guide rod is connected with the driving plate, and the other end of the guide rod penetrates through the fixed measuring seat and is connected with the movable seat; the guide rod is connected with the fixed measuring seat in a sliding manner;
the positioning groove is arranged on one side of the movable seat;
the reset spring is sleeved outside the guide rod and arranged between the driving plate and the fixed measuring seat; under the action of the elastic force of the return spring, the movable seat and the fixed measuring seat have the tendency of approaching to each other.
Preferably, the number of the guide rods is at least two, and the guide rods are symmetrically arranged at two ends of the driving plate.
Preferably, the guide rod is further provided with a positioning collar and a guide bolt, the positioning collar is arranged on one side of the movable seat, the guide bolt is arranged on the other side of the movable seat, and the movable seat is positioned on the guide rod through the guide bolt and the positioning collar.
Preferably, the V-shaped positioning block includes two inclined plane plates, the two inclined plane plates are respectively disposed on two sides of the positioning groove, and the two inclined plane plates are symmetrically disposed, so that the distance between the two inclined plane plates in the direction close to the measuring instrument is gradually narrowed.
Preferably, the drive means comprises a drive element and a cam; the cam is rotatably arranged on the workbench;
under the elastic force action of the return spring, one side of the driving plate is tightly attached to the wheel surface of the cam;
the driving element drives the cam to rotate, and the cam drives the sliding positioning seat to slide on the fixed measuring seat.
Preferably, the driving element is a handle, and the handle is arranged on the wheel surface of the cam.
Preferably, the center of the fixed measuring seat is provided with a limit groove, and the limit groove is arranged on one side of the fixed measuring seat close to the sliding positioning seat.
Preferably, the limiting groove is provided with a fixed reference block.
One of the above technical solutions has the following advantages or beneficial effects:
the diameter measuring mechanism fixes and positions the workpiece by moving the sliding positioning seat and utilizing the V-shaped positioning block, so that the diameter length of the workpiece is measured by the measuring instrument, the measuring accuracy of the measuring mechanism is improved, the operation is simple, the working efficiency is high, and the labor intensity of workers is effectively reduced, so that the labor cost is reduced.
Drawings
Fig. 1 is a schematic top view of an embodiment of the present invention;
fig. 2 is a schematic view of another state of use of an embodiment of the present invention;
fig. 3 is an exploded view of an embodiment of the present invention.
Wherein: the measuring device comprises a workbench 1, a driving device 2, a driving element 21, a cam 22, a fixed measuring seat 3, a limiting groove 31, a fixed reference block 32, a sliding positioning seat 4, a driving plate 41, a return spring 42, a guide rod 43, a moving seat 44, a positioning groove 441, a V-shaped positioning block 442, a positioning collar 45, a guide bolt 46 and a measuring instrument 5.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A diameter measuring mechanism according to an embodiment of the present invention is described below with reference to fig. 1 to 3, and includes a table 1, a driving device 2, a fixed measuring seat 3, a sliding positioning seat 4, and a measuring instrument 5;
the fixed measuring seat 3 is arranged on the upper surface of the workbench 1;
the sliding positioning seat 4 is slidably arranged on the fixed measuring seat 3;
the sliding positioning seat 4 is provided with a positioning groove 441, and a V-shaped positioning block 442 is arranged in the positioning groove 441;
under the drive of the driving device 2, the sliding positioning seat 4 slides to be close to or far away from the fixed measuring seat 3, so that the measuring piece is fixed or loosened;
the measuring instrument 5 is arranged on one side of the sliding positioning seat 4, and a measuring end of the measuring instrument 5 penetrates through the sliding positioning seat 4 and extends into the positioning groove 441;
the measuring end of the measuring instrument 5 is disposed on the center line of the V-shaped positioning block 442.
Specifically, the specific operation of the measuring mechanism in the present embodiment is as follows: an installation cavity of a workpiece is arranged between the sliding positioning seat 4 and the fixed measuring seat 3, the driving device 2 drives the sliding positioning seat 4 to slide away from the fixed measuring seat 3, so that the space of the installation cavity is enlarged, then, the workpiece to be measured is placed into the installation cavity, and the workpiece falls into the V-shaped cavity of the V-shaped positioning block 442 of the positioning groove 441, then the driving device 2 drives the sliding positioning seat 4 to slide close to the fixed measuring seat 3, in this process, the workpiece is positioned by the V-shaped positioning block 442 so that the workpiece is fixed on the symmetry center line of the V-shaped positioning block 442, therefore, the measuring end of the measuring instrument 5 is positioned on the straight line where the diameter of the workpiece is positioned, the length of the diameter of the workpiece is ensured to be measured by the measuring instrument 5, and the measuring accuracy of the measuring mechanism is improved; after the measurement is finished, the sliding positioning seat 4 is driven again to slide and be far away from the fixed measuring seat 3, so that the workpiece is loosened, then the measured workpiece is taken out, the measurement operation is completed, the operation is simple and convenient, and the working efficiency is effectively improved.
Further, the slide positioning seat 4 includes a driving plate 41, a return spring 42, a guide rod 43 and a moving seat 44;
the driving plate 41 is connected with the driving device 2;
one end of the guide rod 43 is connected with the driving plate 41, and the other end of the guide rod 43 passes through the fixed measuring seat 3 and is connected with the movable seat 44; the guide rod 43 is connected with the fixed measuring seat 3 in a sliding way;
the positioning groove 441 is disposed on one side of the moving seat 44;
the return spring 42 is sleeved outside the guide rod 43, and the return spring 42 is arranged between the driving plate 41 and the fixed measuring seat 3; under the action of the spring force of the return spring 42, the movable seat 44 and the fixed measuring seat 3 tend to approach each other.
Specifically, in this embodiment, the whole sliding positioning seat 4 is slidably mounted on the fixed measuring seat 3 through the guide rod 43, and the guide rod 43 slides on the fixed measuring seat 3, so as to clamp, fix and release the workpiece to be measured, specifically: in a normal state, the return spring 42 is in a compressed state, and has an elastic force expanding towards two sides, so that the drive plate 41 has a tendency to push back away from the fixed measuring seat 3, so that the movable seat 44 connected with the drive plate 41 through the guide rod 43 has a tendency to be close to the fixed measuring seat 3, and the movable seat 44 is tightly attached to one side of the fixed measuring seat 3; when the driving device 2 drives the driving plate 41 to move, the driving plate 41 pushes the moving seat 44 to move forward through the guide rod 43, so that the return spring 42 is further compressed, at this time, the measured workpiece can be placed into the positioning groove 441, then the driving plate 41 is driven to move backward through the driving device 2, the moving seat 44 is made to approach the fixed measuring seat 3 under the elastic force of the return spring 42, the placed workpiece is clamped and fixed, and the workpiece is measured by the measuring instrument 5; the overall structure transmission is stable, and the reset spring 42 is utilized to improve the fixing effect on the workpiece, so that the measuring accuracy of the diameter measuring mechanism is improved.
Further, at least two guide rods 43 are provided, and the guide rods 43 are symmetrically arranged at two ends of the driving plate 41.
In this embodiment, two guide rods 43 are provided, and the two guide rods 43 are respectively symmetrically disposed at two ends of the driving plate 41, the two guide rods 43 all penetrate through the fixed measuring seat 3 and are connected with the movable seat 44, and the two guide rods 43 are all slidably connected with the fixed measuring seat 3, so that the movement stability of the sliding positioning seat 4 is further improved, and the measurement accuracy of the diameter measurement mechanism is improved.
Further, the guide rod 43 is further provided with a positioning collar 45 and a guide bolt 46, the positioning collar 45 is disposed on one side of the moving seat 44, the guide bolt 46 is disposed on the other side of the moving seat 44, and the moving seat 44 is positioned and disposed on the guide rod 43 through the guide bolt 46 and the positioning collar 45.
Specifically, in this embodiment, when the movable seat 44 is installed, the movable seat 44 is firstly sleeved on the guide rod 43, at this time, the movable seat 44 can slide on the guide rod 43, then the guide bolt 46 is fixed to one end of the guide rod 43, and the positioning collar 45 is installed on the guide rod 43, so that the movable seat 44 is located between the guide bolt 46 and the positioning collar 45, and after the position of the movable seat 44 is determined, the guide bolt 46 and the positioning collar 45 are locked, thereby completing the positioning and fixing of the movable seat 44, the installation operation is simple, and the position of the movable seat 44 can be adjusted as required to adapt to the measurement of workpieces with different sizes, and the adaptability is high.
Further, the V-shaped positioning block 442 includes two inclined plane plates, the two inclined plane plates are respectively disposed at two sides of the positioning groove 441, and the two inclined plane plates are symmetrically disposed, so that a distance between the two inclined plane plates in a direction close to the measuring instrument 5 is gradually narrowed.
Specifically, in this embodiment, the V-shaped positioning plate has two inclined plates, the two inclined plates are symmetrically disposed on two sides of the positioning groove 441, one facing surface of the two inclined plates is an inclined surface, and the distance between the two inclined surfaces in the direction close to the measuring instrument 5 is gradually narrowed, so that the two inclined surfaces are in a V shape, when the workpiece is clamped and fastened, the symmetry line of the workpiece and the symmetry line of the V-shaped positioning plate are located on the same straight line through the two inclined surfaces, thereby improving the measurement accuracy of the diameter measurement mechanism.
Further, the driving device 2 comprises a driving element 21 and a cam 22; the cam 22 is rotatably arranged on the workbench 1;
under the elastic force of the return spring 42, one side of the driving plate 41 is attached to the wheel surface of the cam 22;
the driving element 21 drives the cam 22 to rotate, and the cam 22 drives the sliding positioning seat 4 to slide on the fixed measuring seat 3.
Specifically, in this embodiment, the wheel surface of the cam 22 refers to an arc surface of the cam 22, that is, a surface contacting with the driving plate 41, when the cam 22 rotates, the convex arc surface of the cam 22 pushes the driving plate 41, specifically, when a workpiece needs to be placed in, the cam 22 is driven to rotate, the convex arc surface of the cam 22 pushes the driving plate 41 until the top end of the arc surface is attached to the driving plate 41, so as to drive the moving seat 44 to move forward, so that the installation cavity is enlarged, a measurement workpiece is convenient to place in, after the workpiece is placed in, the driving element 21 drives the cam 22 to rotate, so that the convex arc surface of the cam 22 leaves the driving plate 41, the driving plate 41 moves backward under the elastic force of the return spring 42, the moving seat 44 moves backward to clamp and fix the workpiece, and the structure is simple, the cost can be effectively reduced.
Further, the driving element 21 is a handle, and the handle is disposed on the wheel surface of the cam 22.
Specifically, in this embodiment, the driving element 21 is a handle, and the handle rotates around the rotation shaft of the cam 22 to drive the cam 22 to rotate, so as to complete the moving operation of the sliding positioning seat 4, and thus complete the operation of installing and detaching the workpiece, and the operation is simple and the cost can be effectively reduced.
Further, a limiting groove 31 is formed in the center of the fixed measuring seat 3, and the limiting groove 31 is formed in one side, close to the sliding positioning seat 4, of the fixed measuring seat 3.
Specifically, in this embodiment, when the workpiece is placed into the installation cavity, the workpiece is located in the limiting groove 31, the limiting groove 31 can limit the workpiece, the workpiece is guaranteed to fall into the limiting groove 31, and inaccurate positioning caused by large-amplitude deviation of the workpiece is prevented, so that the diameter of the workpiece is prevented from being measured.
Further, the limit groove 31 is provided with a fixed reference block 32.
Specifically, in this embodiment, the fixed reference block 32 may be used to position the workpiece mounting position, and it is necessary to ensure the flatness of the surface of the fixed reference block contacting the workpiece, which is beneficial to improving the accuracy of measuring the diameter of the workpiece.
Other configurations and operations of a diameter measuring mechanism according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A diameter measuring mechanism is characterized in that: comprises a workbench, a driving device, a fixed measuring seat, a sliding positioning seat and a measuring instrument;
the fixed measuring seat is arranged on the upper surface of the workbench;
the sliding positioning seat can be arranged on the fixed measuring seat in a sliding manner;
the sliding positioning seat is provided with a positioning groove, and a V-shaped positioning block is arranged in the positioning groove;
under the driving of the driving device, the sliding positioning seat slides to be close to or far away from the fixed measuring seat, so that the measuring piece is fixed or loosened;
the measuring instrument is arranged on one side of the sliding positioning seat, and a measuring end of the measuring instrument penetrates through the sliding positioning seat and extends into the positioning groove;
and the measuring end of the measuring instrument is arranged on the central line of the V-shaped positioning block.
2. A diameter measuring mechanism according to claim 1, wherein: the sliding positioning seat comprises a driving plate, a return spring, a guide rod and a moving seat;
the driving plate is connected with the driving device;
one end of the guide rod is connected with the driving plate, and the other end of the guide rod penetrates through the fixed measuring seat and is connected with the movable seat; the guide rod is connected with the fixed measuring seat in a sliding manner;
the positioning groove is arranged on one side of the movable seat;
the reset spring is sleeved outside the guide rod and arranged between the driving plate and the fixed measuring seat; under the action of the elastic force of the return spring, the movable seat and the fixed measuring seat have the tendency of approaching to each other.
3. A diameter measuring mechanism according to claim 2, wherein: the guide rods are at least two and are symmetrically arranged at two ends of the driving plate.
4. A diameter measuring mechanism according to claim 2, wherein: the guide rod is further provided with a positioning shaft collar and a guide bolt, the positioning shaft collar is arranged on one side of the movable seat, the guide bolt is arranged on the other side of the movable seat, and the movable seat is positioned on the guide rod through the guide bolt and the positioning shaft collar.
5. A diameter measuring mechanism according to claim 1, wherein: the V-shaped positioning block comprises two inclined plane plates, the two inclined plane plates are respectively arranged on two sides of the positioning groove, and the two inclined plane plates are symmetrically arranged, so that the distance between the two inclined plane plates in the direction close to the measuring instrument is gradually narrowed.
6. A diameter measuring mechanism according to claim 2, wherein: the driving device comprises a driving element and a cam; the cam is rotatably arranged on the workbench;
under the elastic force action of the return spring, one side of the driving plate is tightly attached to the wheel surface of the cam;
the driving element drives the cam to rotate, and the cam drives the sliding positioning seat to slide on the fixed measuring seat.
7. A diameter measuring mechanism according to claim 6, wherein: the driving element is a handle, and the handle is arranged on the wheel surface of the cam.
8. A diameter measuring mechanism according to claim 1, wherein: the center of the fixed measuring seat is provided with a limiting groove, and the limiting groove is arranged on one side, close to the sliding positioning seat, of the fixed measuring seat.
9. A diameter measuring mechanism according to claim 8, wherein: the limiting groove is provided with a fixed reference block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121050637.3U CN214537868U (en) | 2021-05-17 | 2021-05-17 | Diameter measuring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121050637.3U CN214537868U (en) | 2021-05-17 | 2021-05-17 | Diameter measuring mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214537868U true CN214537868U (en) | 2021-10-29 |
Family
ID=78283753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121050637.3U Active CN214537868U (en) | 2021-05-17 | 2021-05-17 | Diameter measuring mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214537868U (en) |
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2021
- 2021-05-17 CN CN202121050637.3U patent/CN214537868U/en active Active
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