CN215177632U - Device for measuring step groove distance and groove width in hole - Google Patents
Device for measuring step groove distance and groove width in hole Download PDFInfo
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- CN215177632U CN215177632U CN202121291724.8U CN202121291724U CN215177632U CN 215177632 U CN215177632 U CN 215177632U CN 202121291724 U CN202121291724 U CN 202121291724U CN 215177632 U CN215177632 U CN 215177632U
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Abstract
The utility model is suitable for a measuring equipment technical field especially relates to an downthehole step groove is apart from, groove width measuring device, downthehole step groove is apart from, groove width measuring device includes: the device comprises two groups of measuring structures, wherein the two groups of measuring structures are used for mutually matching to carry out distance measurement; the two groups of measuring structures are respectively arranged at two ends of the main body guide structure, and the main body guide structure is used for driving the two groups of measuring structures to synchronously move oppositely or back to back; and the driving assembly is arranged at one end of the main body guide structure and is used for driving the main body guide structure to work. The embodiment of the utility model provides a pair of downthehole step groove distance, groove width measuring device, simple structure, reasonable in design removes the groove of processing through the symmetrical formula of measuring the structure and measures to can accomodate the measurement structure through main part guide structure, make whole volume when not using littleer.
Description
Technical Field
The utility model belongs to the technical field of measuring equipment, especially, relate to an downthehole step groove distance, groove width measuring device.
Background
The measurement is to describe the observed phenomenon by data according to a certain rule, namely, to quantitatively describe things, and the measurement is to quantify non-quantitative objects.
In the current machining production process, some kinds of parts need to be processed into grooves with required spacing in holes, and after the grooves are processed, the groove spacing and the groove width need to be measured according to the processing requirements to see whether the processing or use requirements are met.
Such grooves cannot be measured directly with simple tools, and therefore cause certain difficulties in production inspection.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide an downthehole step groove distance, groove width measuring device aims at solving the problem that proposes in the background art.
The embodiment of the utility model provides a realize like this, an downthehole step groove is apart from, groove width measuring device, downthehole step groove is apart from, groove width measuring device includes:
the device comprises two groups of measuring structures, wherein the two groups of measuring structures are used for mutually matching to carry out distance measurement;
the two groups of measuring structures are respectively arranged at two ends of the main body guide structure, and the main body guide structure is used for driving the two groups of measuring structures to synchronously move oppositely or back to back;
and the driving assembly is arranged at one end of the main body guide structure and is used for driving the main body guide structure to work.
Preferably, the body guide structure includes:
the two ends of the bidirectional transmission part are respectively connected with the two groups of measurement structures in a matching way and are used for driving the two groups of measurement structures to move oppositely or back to back synchronously;
the mounting piece, two-way driving medium rotates to be installed in the mounting piece for accomodate measurement structure.
Preferably, the measurement structure comprises:
the core transmission piece is matched and connected with the main body guide structure;
the radial measuring component is arranged on the outer diameter of the core transmission part and used for matching with each other to measure the distance, and the core transmission part is used for driving the radial measuring component to move.
Preferably, the radial measurement assembly comprises:
the positioning pins are matched with each other to measure the distance;
the guide piece is fixed on the outer diameter of the core part transmission piece, and the positioning pin is arranged in the guide piece in a sliding mode and used for guiding the positioning pin;
and one end of the elastic supporting piece is connected with the positioning wire, and the other end of the elastic supporting piece is connected with the guide piece and used for driving the positioning pin to slide towards one side far away from the core transmission piece relative to the guide piece.
Preferably, one end of the main body guide structure is further provided with an offset compensation assembly.
The embodiment of the utility model provides a pair of downthehole step groove distance, groove width measuring device, simple structure, reasonable in design removes the groove of processing through the symmetrical formula of measuring the structure and measures to can accomodate the measurement structure through main part guide structure, make whole volume when not using littleer.
Drawings
Fig. 1 is a schematic structural diagram of a device for measuring step groove distance and groove width in a hole provided by an embodiment of the present invention.
In the drawings: 1. a measuring head body; 2. a guide cylinder; 3. a measuring head seat; 4. a positioning spring seat; 5. positioning pins; 6. a bearing spacer; 7. a spring pad; 8. a gland; 9. a retainer ring; 10. a positive lead screw and a negative lead screw; 11. a spring; 12. a first lead screw nut; 13. a second lead screw nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
As shown in fig. 1, for the utility model provides a pair of downthehole step groove distance, groove width measuring device's that the embodiment of the utility model provides a structural schematic diagram, downthehole step groove distance, groove width measuring device include:
the device comprises two groups of measuring structures, wherein the two groups of measuring structures are used for mutually matching to carry out distance measurement;
the two groups of measuring structures are respectively arranged at two ends of the main body guide structure, and the main body guide structure is used for driving the two groups of measuring structures to synchronously move oppositely or back to back;
and the driving assembly is arranged at one end of the main body guide structure and is used for driving the main body guide structure to work.
In this embodiment, to common groove class, it is very low to measure its precision through the ruler, can't satisfy the demand of high accuracy processing, in this embodiment, during the in-service use, according to the position in groove, makes the utility model discloses be close to the groove, then make and measure the structure and be located the inslot, transmit power to main part guide structure through drive assembly for two sets of measurement structures of main part guide structure drive move back to back, and the interval between two sets of measurement structures at this moment increases gradually, offsets until two inner walls in two sets of measurement structures and groove, and the interval between two sets of measurement structures is the inside interval in groove this moment, convenient to use promptly.
As shown in fig. 1, as a preferred embodiment of the present invention, the main body guide structure includes:
the two ends of the bidirectional transmission part are respectively connected with the two groups of measurement structures in a matching way and are used for driving the two groups of measurement structures to move oppositely or back to back synchronously;
the mounting piece, two-way driving medium rotates to be installed in the mounting piece for accomodate measurement structure.
In this embodiment, the installed part is guide cylinder 2, two-way transmission spare is positive and negative lead screw 10, positive and negative lead screw 10 passes through the bearing and is connected with guide cylinder 2, positive and negative lead screw 10 can rotate relative guide cylinder 2, when in actual use, positive and negative lead screw 10 of drive assembly drive is rotatory, the rotation at positive and negative lead screw 10 both ends is opposite, consequently when positive and negative lead screw 10 is rotatory, two sets of measurement structure will be relative or carry on the back synchronous motion mutually, thereby realize measuring purpose, it is fixed that the bearing passes through retaining ring 9.
As shown in fig. 1, as a preferred embodiment of the present invention, the measuring structure includes:
the core transmission piece is matched and connected with the main body guide structure;
the radial measuring component is arranged on the outer diameter of the core transmission part and used for matching with each other to measure the distance, and the core transmission part is used for driving the radial measuring component to move.
As shown in fig. 1, as a preferred embodiment of the present invention, the radial measuring assembly includes:
the positioning pins 5 are matched with each other to measure the distance;
the guide piece is fixed on the outer diameter of the core transmission piece, and the positioning pin 5 is arranged in the guide piece in a sliding mode and used for guiding the positioning pin 5;
and one end of the elastic supporting piece is connected with the positioning wire 5, and the other end of the elastic supporting piece is connected with the guide piece, so that the positioning pin 5 is driven to slide towards one side far away from the core transmission piece relative to the guide piece.
In this embodiment, the core transmission member is a screw nut, the screw nuts in the two sets of measurement assemblies are respectively a first screw nut 12 and a second screw nut 13, the first screw nut 12 and the second screw nut 13 are respectively connected to two ends of the positive screw 10 and the negative screw 10 in a matching manner, the outer diameters of the first screw nut 12 and the second screw nut 13 are slidably connected with the guide cylinder 2, so that the first screw nut 12 and the second screw nut 13 can only move along the axial direction thereof, the guide member is a positioning pressure spring seat 4, the elastic support member is a pressure spring, the positioning pressure spring seat 4 is fixed on the outer diameter of the screw nut, the pressure spring is fixed in the positioning pressure spring seat 4 and connected with the positioning pin 5, and the positioning pin 5 is provided with a guide inclined surface; during actual use, the driving assembly drives the positive and negative screw rod 10 to rotate, at the moment, the first screw rod nut 12 and the second screw rod nut 13 move back to back until the positioning pin 5 abuts against the inner wall of the groove, after the measurement is finished, the positive and negative screw rod 10 rotates reversely, at the moment, the first screw rod nut 12 and the second screw rod nut 13 move relatively, the guide inclined plane abuts against the two ends of the guide cylinder 2, and the pressure spring is compressed, so that the positioning pin 5 is accommodated in the guide cylinder 2.
As shown in fig. 1, as a preferred embodiment of the present invention, one end of the main body guide structure is further provided with an offset compensation assembly.
In this embodiment, the offset compensation assembly includes a measuring head body 1, the measuring head body 1 is slidably connected with a guide cylinder 2 through a measuring head base 3, the measuring head body 1 can move along an axis relative to the guide cylinder 2, the inner diameter of the measuring head body 1 is connected with the smooth end of the end portion of a positive and negative screw rod 10 through a spring, a driving assembly can be installed in the measuring head body 1, the inner wall of the measuring head body 1 is further connected with the positive and negative screw rod 10 through a bearing and a bearing spacer 6, and the end portion of the measuring head body 1 is sealed through a gland 8; when the distance between the two groups of positioning pins 5 and the two inner walls of the groove is not equal, a group of positioning pins 5 will contact with the groove wall first, and the positive and negative lead screws 10 can slide relative to the head measuring body 1, so that the position of the head measuring body 1 is not changed, and after the measurement is finished, the positive and negative lead screws 10 reset under the action of the spring.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides an downthehole step groove distance, groove width measuring device which characterized in that, downthehole step groove distance, groove width measuring device includes:
the device comprises two groups of measuring structures, wherein the two groups of measuring structures are used for mutually matching to carry out distance measurement;
the two groups of measuring structures are respectively arranged at two ends of the main body guide structure, and the main body guide structure is used for driving the two groups of measuring structures to synchronously move oppositely or back to back;
and the driving assembly is arranged at one end of the main body guide structure and is used for driving the main body guide structure to work.
2. The apparatus of claim 1, wherein the body guide structure comprises:
the two ends of the bidirectional transmission part are respectively connected with the two groups of measurement structures in a matching way and are used for driving the two groups of measurement structures to move oppositely or back to back synchronously;
the mounting piece, two-way driving medium rotates to be installed in the mounting piece for accomodate measurement structure.
3. The apparatus of claim 1, wherein the measuring structure comprises:
the core transmission piece is matched and connected with the main body guide structure;
the radial measuring component is arranged on the outer diameter of the core transmission part and used for matching with each other to measure the distance, and the core transmission part is used for driving the radial measuring component to move.
4. The apparatus of claim 3, wherein the radial measurement assembly comprises:
the positioning pins are matched with each other to measure the distance;
the guide piece is fixed on the outer diameter of the core part transmission piece, and the positioning pin is arranged in the guide piece in a sliding mode and used for guiding the positioning pin;
and one end of the elastic supporting piece is connected with the positioning wire, and the other end of the elastic supporting piece is connected with the guide piece and used for driving the positioning pin to slide towards one side far away from the core transmission piece relative to the guide piece.
5. The device for measuring step and groove distance and width in a hole according to claim 1, wherein an offset compensation assembly is further arranged at one end of the main body guide structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121291724.8U CN215177632U (en) | 2021-06-09 | 2021-06-09 | Device for measuring step groove distance and groove width in hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121291724.8U CN215177632U (en) | 2021-06-09 | 2021-06-09 | Device for measuring step groove distance and groove width in hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215177632U true CN215177632U (en) | 2021-12-14 |
Family
ID=79388500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121291724.8U Active CN215177632U (en) | 2021-06-09 | 2021-06-09 | Device for measuring step groove distance and groove width in hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215177632U (en) |
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2021
- 2021-06-09 CN CN202121291724.8U patent/CN215177632U/en active Active
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