CN214081055U - Quick tensioning gauge for metering - Google Patents
Quick tensioning gauge for metering Download PDFInfo
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- CN214081055U CN214081055U CN202022846440.2U CN202022846440U CN214081055U CN 214081055 U CN214081055 U CN 214081055U CN 202022846440 U CN202022846440 U CN 202022846440U CN 214081055 U CN214081055 U CN 214081055U
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- elastic sleeve
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Abstract
The utility model relates to a gear machining field, concretely relates to quick tight utensil of examining that rises is used in measurement. The device comprises a metering mandrel, wherein an annular gauge body and an outer taper sleeve are sleeved on the metering mandrel, the outer taper sleeve can be pushed by the metering mandrel, the metering mandrel is in taper fit with the gauge body, and a limiting part for limiting the gauge body is fixed at one end of the metering mandrel, which is far away from the outer taper sleeve; the outer taper sleeve is sleeved with an annular elastic sleeve, the elastic sleeve is in taper fit with the outer taper sleeve, an annular limiting groove is formed in the elastic sleeve body, and the limiting groove is L-shaped along the vertical cross section and used for limiting the elastic sleeve. The utility model provides a quick tight utensil of examining that rises is used in measurement can avoid causing the damage to the gear in the quick clamping gear.
Description
Technical Field
The utility model relates to a gear machining field, concretely relates to quick tight utensil of examining that rises is used in measurement.
Background
In the gear machining process, in order to guarantee the machining precision of the gear, the gear needs to be measured, and the gear needs to be clamped before measurement. The currently common three-jaw clamping mode has long alignment time; the adjustment steps are complicated when the liquid expansion core shaft is adopted, and the operation is inconvenient; when the mode that adopts dense pearl location carries out the centre gripping through the hole of gear, the gear hole is scratched easily to anchor clamps, and quick, the centre gripping gear of not hindering is all difficult to realize to above-mentioned anchor clamps.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quick tight utensil of examining that rises is used in measurement to avoid causing the damage to the gear in the tight gear of quick clamp.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the quick tensioning gauge for metering comprises a metering mandrel, wherein an annular gauge body and an outer taper sleeve are sleeved on the metering mandrel, the outer taper sleeve can be pushed by the metering mandrel, the metering mandrel is in taper fit with the gauge body, and a limiting part for limiting the gauge body is fixed at one end of the metering mandrel, which is far away from the outer taper sleeve; the outer taper sleeve is sleeved with an annular elastic sleeve, the elastic sleeve is in taper fit with the outer taper sleeve, an annular limiting groove is formed in the elastic sleeve body, and the limiting groove is L-shaped along the vertical cross section and used for limiting the elastic sleeve.
The beneficial effect of this scheme does:
1. due to the fact that the elastic sleeve is in taper fit with the outer taper sleeve, when the outer taper sleeve slides towards one side close to the gauge body, the elastic sleeve can be tensioned outwards, the gear is fixed from an inner hole of the gear, and the gear is clamped quickly.
2. Because the measuring core shaft is in taper fit with the measuring body, the outer taper sleeve can be pushed by pushing the measuring core shaft along the axial direction, and compared with the method of directly pushing the outer taper sleeve, the deformation of the outer taper sleeve caused by the deformation of the outer taper sleeve due to overlarge acting force can be avoided, so that the reduction of the positioning precision can be avoided.
Further, the included angle between the inner wall of the gauge body and the axial direction of the gauge body is 5-7 degrees.
The beneficial effect of this scheme does: 5 ~ 7 are the auto-lock angle, promote behind the measurement dabber along the axial, under the auto-lock effect, can avoid the measurement dabber to reset to make the elastic sleeve keep tight state of rising, need not other effort promptly and when continuously promoting the measurement dabber, also can keep pressing from both sides tight to the gear.
Furthermore, the outer taper sleeve comprises a deformation section and a connecting section which are fixedly connected, a guide block is arranged on the connecting section, a guide groove opposite to the guide block is arranged on the metering mandrel, and the end part of the guide block is positioned in the guide groove and is in sliding connection with the guide groove.
The beneficial effect of this scheme does: under the cooperation of guide block and guide way, can avoid the measurement dabber to rotate for outer taper sleeve when promoting the measurement dabber to avoid the measurement dabber to rotate and lead to the volume specifically to rotate, make the volume specifically take place relative rotation with the elastic sleeve, lead to the elastic sleeve to take place to warp at last.
Furthermore, the end of the deformation section opposite to the elastic sleeve is in a circular truncated cone shape, and the end of the deformation section far away from the elastic sleeve is in a cylindrical shape.
The beneficial effect of this scheme does: when the deformation section is cylindrical, the gear sleeve is sleeved in the elastic sleeve, and the deformation section can guide the gear, so that the gear is convenient to install.
Furthermore, the elastic sleeve is sleeved with an annular positioning ring, and the positioning ring is opposite to the gauge body and is detachably connected with the gauge body.
The beneficial effect of this scheme does: the locating ring in this scheme can play limiting displacement to the installation of gear, and when the installation gear, offseting gear tip and spacing ring and prove that the installation targets in place, it is more convenient to operate. In addition, the elastic sleeve is close to the specific one end of volume and is located between the specific and the position circle of volume, and when the elastic sleeve rises tightly under the effect of outer taper sleeve, the specific and the position circle of volume can play limiting displacement to the specific one side of elastic sleeve volume of being close to, avoids the elastic sleeve to be close to the specific one end of volume and takes place deformation by a wide margin to lead to the elastic sleeve to be close to the deflection of the one end of outer taper sleeve and reduce. When the gear is installed, the gear is only positioned at one end of the elastic sleeve close to the outer taper sleeve, so that the fixing effect of the elastic sleeve on the gear can be prevented from being weakened.
Furthermore, one side of the positioning ring, which is far away from the outer taper sleeve, is provided with a check ring, and the check ring is fixed with the gauge body.
The beneficial effect of this scheme does: the retainer ring plays a role in limiting the installation of the positioning ring on one hand; another convenience, when fixing the position circle, the position circle passes through the bolt, fasteners such as screw can be more convenient fixed with the retaining ring, and the fastener can be along the axial setting that is on a parallel with the measurement dabber this moment, when the installation gear, the position circle receives the gear along the axial pressure of measurement dabber, so the effort that the fastener received also transmits along the axial of fastener, when using for a long time, can avoid the fastener to take place to buckle, lead to the position circle to take place the skew, further keep higher fixed precision.
Further, the position circle inner wall is equipped with the holding tank of opening towards the elastic sleeve, and the holding tank is relative with the spacing groove.
The beneficial effect of this scheme does: when the effort that bears was too big, elastic sleeve can take place elastic deformation to the one side that is close to holding tank and spacing groove, avoids elastic sleeve to damage under too big effort.
Furthermore, a first positioning hole is formed in the gauge body, a second positioning hole aligned with the first positioning hole is formed in the outer taper sleeve, and a pull rod which extends along the first positioning hole and can be fixed with the gauge body is detachably connected in the second positioning hole.
The beneficial effect of this scheme does: when the checking fixture is installed, the gauge body, the elastic sleeve and the outer taper sleeve are installed, the gauge body and the outer taper sleeve can be fixed through the pull rod, the end portion of the positioning ring, which is in contact with the gear, and the side face, far away from the elastic sleeve, of the outer taper sleeve can be subjected to grinding processing at the moment, installation errors are reduced, and the checking fixture keeps good positioning accuracy.
Furthermore, the outer wall of the elastic sleeve is provided with an annular groove, and the groove is opposite to one end of the positioning ring away from the measuring body.
The beneficial effect of this scheme does: when the end part of the locating ring is subjected to grinding, the groove can provide a processing space for processing equipment, and the equipment for processing is prevented from contacting the elastic sleeve and damaging the elastic sleeve.
Furthermore, the locating part is annular, and is equipped with a plurality of centre gripping grooves along circumference on the locating part outer wall.
The beneficial effect of this scheme does: when the positioning ring and the outer taper sleeve are ground, the checking fixture can be positioned through the clamping groove, the checking fixture is prevented from rotating, and therefore the machining precision is improved.
Drawings
Fig. 1 is a front vertical sectional view of embodiment 1 of the present invention;
fig. 2 is a front vertical sectional view of embodiment 2 of the present invention;
fig. 3 is an elevational vertical sectional view of embodiment 3 of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a measuring body 1, a retaining ring 11, a limiting groove 12, a first positioning hole 13, a positioning ring 2, an accommodating groove 21, an elastic sleeve 3, a groove 31, an outer taper sleeve 4, a guide block 41, a second positioning hole 42, a metering mandrel 5, a guide groove 51, a limiting piece 6 and a clamping groove 61.
Example 1
Quick tight utensil of rising is examined in measurement, as shown in fig. 1, including measurement dabber 5, the volume body 1, the position circle 2, elastic sleeve 3 and outer taper sleeve 4 in this embodiment are cyclic annular and the volume body 1 and outer taper sleeve 4 all overlap and establish on measurement dabber 5, the welding has annular locating part 6 on the measurement dabber 5, locating part 6 is located the left side of the volume body 1 and offsets with the volume body 1 for carry on spacingly to the volume body 1. The specific 1 and 5 taper fit of measurement dabber of volume, it is specific, the specific 1 inner wall of volume is the round platform form that the left end diameter is less than the right-hand member diameter, and the specific 1 inner wall of volume is 5 ~ 7 with the contained angle of horizontal direction, and is specific, and the contained angle is 5. The left end integrated into one piece of the volume body 1 has annular retaining ring 11, and 2 covers of position circle are established on the volume body 1, and retaining ring 11 offsets with position circle 2, fixes a position circle 2, is equipped with a plurality of screws along circumference on the position circle 2, and the screw runs through position circle 2 and with retaining ring 11 threaded connection, fixes position circle 2 and retaining ring 11, makes the unable for the volume body 1 removal of position circle 2.
The right-hand member of the volume body 1 is equipped with annular spacing groove 12, and spacing groove 12 is L shape along vertical cross-section, and the lateral wall that spacing groove 12 is close to measurement dabber 5 is the inclined plane of right-hand member to being close to measurement dabber 5 one side slope, and the left end cover of elastic sleeve 3 is established at the left end of the volume body 1, and the left end of elastic sleeve 3 is located spacing groove 12 and pastes mutually with the inclined plane of spacing groove 12. The inner periphery of the retainer ring 2 is provided with an annular accommodating groove 21, and the opening of the accommodating groove 21 faces the left end of the elastic sleeve 3.
The outer taper sleeve 4 is located the right side of the gauge body 1, the outer taper sleeve 4 comprises a deformation section and a connecting section which are integrally formed, the right end of the elastic sleeve 3 is sleeved on the deformation section, the inner wall of the elastic sleeve 3 is attached to the left end of the deformation section, and the outer wall of the deformation section opposite to the elastic sleeve 3 is in a round table shape. The diameter and the connecting section of the right end of the deformation section are both cylindrical, and the outer diameter of the deformation section is smaller than that of the right end of the deformation section. The connecting section is in threaded connection with a guide block 41, the guide block 41 in the embodiment is a screw, the right end of the metering mandrel 5 is provided with a guide groove 51, the lower end of the guide block 41 is positioned in the guide groove 51, and the guide block 41 can slide along the guide groove 51. In practical implementation, the inner walls of the deformation section and the connection section can be set to be in a circular truncated cone shape with the diameter of the left end smaller than that of the right end under the condition that the guide groove 51 and the guide block 41 are not arranged, the right end of the metering mandrel 5 is attached to the inner walls of the deformation section and the connection section, and the outer taper sleeve 4 can be pushed to the left when the metering mandrel 5 is pushed to the left.
The specific 1 right-hand member of volume is equipped with the constant head tank that opening and elastic sleeve 3 are relative, is equipped with the through-hole relative with the opening of constant head tank on the elastic sleeve 3, and is equipped with the locating lever in the through-hole, and the locating lever in this embodiment runs through the through-hole and extends into the constant head tank in, fixes a position elastic sleeve 3, prevents that elastic sleeve 3 from taking place to rotate.
The specific implementation process is as follows:
when the gear is fixed, the gear is sleeved on the elastic sleeve 3 from the right end of the metering mandrel 5 to the left until the gear abuts against the right end of the positioning ring 2, and at the moment, the gear is sleeved on the right end of the elastic sleeve 3. Then, the metering mandrel 5 is pushed leftwards by force, under the matching action of the guide block 41 and the guide groove 51, the metering mandrel 5 pushes the outer taper sleeve 4 leftwards, the outer taper sleeve 4 extrudes the elastic sleeve 3 outwards, the elastic sleeve 3 is tensioned, and the gear is fixed. When the metering mandrel 5 slides leftwards, the metering mandrel 5 can be prevented from resetting leftwards under the self-locking effect, and the fixing effect on the gear can be kept.
When the gear needs to be loosened, the metering mandrel 5 is pushed rightwards, the outer taper sleeve 4 is enabled to loosen the elastic sleeve 3, the elastic sleeve 3 is not tensioned any more, and the gear is automatically loosened.
Example 2
On the basis of the embodiment 1, as shown in fig. 2, four first positioning holes 13 are uniformly distributed on the gauge body 1 in the embodiment along the circumferential direction, four second positioning holes 42 respectively opposite to the four first positioning holes 13 are arranged on the outer taper sleeve 4, a pull rod is arranged in the second positioning hole 42, and the left end of the pull rod extends into the first positioning hole 13 and is in threaded connection with the first positioning hole 13. The outer wall of the elastic sleeve 3 is provided with an annular groove 31, and the groove 31 is opposite to the right end of the positioning ring 2.
When examining the utensil equipment, with the volume body 1, elastic sleeve 3, the back is all installed to position circle 2 and outer taper sleeve 4, install into first locating hole 13 and second locating hole 42 with the pull rod in, be connected volume body 1 and outer taper sleeve 4, then adopt external grinding equipment to carry out the grinding to the right-hand member outer wall of the right-hand member portion of position circle 2 and deformation portion, the right-hand member that makes position circle 2 is vertical face, the right-hand member of deformation portion is the face of cylinder, and recess 31 can provide the processing space for abrasive machining, avoid causing the damage to elastic sleeve 3. In addition, other operation steps in this embodiment are the same as those in embodiment 1, and are not described again in this embodiment.
Example 3
On the basis of the embodiment 2, as shown in fig. 3, four clamping grooves 61 are uniformly arranged on the outer wall of the limiting part 6 in the embodiment along the circumferential direction, and when the locating ring 2 and the outer taper sleeve 4 are ground, the checking fixture can be positioned through the clamping grooves 61, so that the checking fixture is prevented from rotating, and better processing precision is ensured. Otherwise, other operation steps are the same as those in embodiment 2, and are not described again in this embodiment.
The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. Quick tight utensil of examining that rises is used in measurement, its characterized in that: the device comprises a metering mandrel, wherein an annular gauge body and an outer taper sleeve are sleeved on the metering mandrel, the outer taper sleeve can be pushed by the metering mandrel, the metering mandrel is in taper fit with the gauge body, and a limiting part for limiting the gauge body is fixed at one end of the metering mandrel, which is far away from the outer taper sleeve; the outer taper sleeve is sleeved with an annular elastic sleeve, the elastic sleeve is in taper fit with the outer taper sleeve, an annular limiting groove is formed in the elastic sleeve, and the limiting groove is L-shaped along the vertical cross section and used for limiting the elastic sleeve.
2. The quick tensioning gauge for metering according to claim 1, characterized in that: the included angle between the inner wall of the gauge body and the axial direction of the gauge body is 5-7 degrees.
3. The quick tensioning gauge for metering according to claim 2, characterized in that: the outer taper sleeve comprises a deformation section and a connecting section which are fixedly connected, a guide block is arranged on the connecting section, a guide groove opposite to the guide block is formed in the metering mandrel, and the end part of the guide block is located in the guide groove and is in sliding connection with the guide groove.
4. The quick tensioning gauge for metering according to claim 3, characterized in that: the end of the deformation section opposite to the elastic sleeve is in a round table shape, and the end of the deformation section far away from the elastic sleeve is in a cylindrical shape.
5. The quick tensioning gauge for metering according to claim 2, characterized in that: the elastic sleeve is sleeved with an annular positioning ring, and the positioning ring is opposite to the gauge body and is detachably connected with the gauge body.
6. The quick tensioning gauge for metering according to claim 5, characterized in that: and a check ring is arranged on one side of the positioning ring, which is far away from the outer taper sleeve, and the check ring is fixed with the gauge body.
7. The quick tensioning gauge for metering according to claim 5, characterized in that: the locating washer inner wall is equipped with the holding tank of opening towards the elastic sleeve, the holding tank is relative with the spacing groove.
8. The quick tensioning gauge for metering according to claim 5, characterized in that: the gauge body is provided with a first positioning hole, the outer taper sleeve is provided with a second positioning hole aligned with the first positioning hole, and a pull rod which extends along the first positioning hole and can be fixed with the gauge body is detachably connected in the second positioning hole.
9. The quick tensioning gauge for metering according to claim 5, characterized in that: the outer wall of the elastic sleeve is provided with an annular groove, and the groove is opposite to one end of the positioning ring away from the measuring body.
10. The quick tensioning gauge for metering according to claim 9, characterized in that: the locating part is cyclic annular, and is equipped with a plurality of centre gripping grooves along circumference on the locating part outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022846440.2U CN214081055U (en) | 2020-11-30 | 2020-11-30 | Quick tensioning gauge for metering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022846440.2U CN214081055U (en) | 2020-11-30 | 2020-11-30 | Quick tensioning gauge for metering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214081055U true CN214081055U (en) | 2021-08-31 |
Family
ID=77454644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022846440.2U Active CN214081055U (en) | 2020-11-30 | 2020-11-30 | Quick tensioning gauge for metering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214081055U (en) |
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2020
- 2020-11-30 CN CN202022846440.2U patent/CN214081055U/en active Active
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