CN209877815U - Consistent gauge for key groove of arc-tooth gear - Google Patents
Consistent gauge for key groove of arc-tooth gear Download PDFInfo
- Publication number
- CN209877815U CN209877815U CN201920872330.8U CN201920872330U CN209877815U CN 209877815 U CN209877815 U CN 209877815U CN 201920872330 U CN201920872330 U CN 201920872330U CN 209877815 U CN209877815 U CN 209877815U
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- positioning seat
- bottom plate
- tooth gear
- gauge
- curved
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Abstract
The utility model discloses an utensil is examined to curved tooth gear keyway unanimity, including the bottom plate, its characterized in that: the bottom plate is provided with a positioning seat, the positioning seat is provided with positioning teeth matched with the arc teeth of the part to be measured, a supporting column is arranged on one side of the base plate, which is positioned at the positioning seat, a supporting block is arranged right above the positioning seat, the supporting block is slidably provided with a pressure lever which is coaxial with the round rod of the part and is used for compressing the part, the bottom plate is provided with an L-shaped gauge stand, the gauge stand is provided with a lever dial indicator with a gauge head contacting with the inner side wall of the key groove on the part along the horizontal direction, the key points of the technical proposal are that after the lever dial indicator is calibrated by a standard block, the pressure lever is pulled up, the part is placed on the positioning seat, the arc teeth are mutually matched and positioned, meanwhile, the key groove faces the head of the lever dial indicator, the head is contacted with the inner wall of the key groove, the pressing rod is put down to tightly press the part through the conical head, and the numerical value displayed on the lever dial indicator is the deviation with the sample.
Description
Technical Field
The utility model relates to an examine utensil, more specifically says that it relates to a consistent utensil of examining of curved tooth gear keyway.
Background
There is a curved-tooth gear part as shown in fig. 3, which includes a gear block 71 with curved teeth, a round bar 72 is arranged below the gear block, a bottom hole 73 is arranged at the bottom of the round bar, a key groove 74 is arranged on the outer wall of the round bar 72, and the position degree of the key groove 74 affects the matching precision and the stability of the part during rotation, so that the position precision of the key groove 74 needs to be detected.
The detection mode adopted by the prior art is that after a part is usually positioned, the position degree of a key groove is checked by adopting three coordinates, the detection process is low in efficiency and high in detection cost, and detection during mass production is inconvenient.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an utensil is examined to curved tooth gear keyway unanimity, it has detection efficiency height, detects accurate and advantage with low costs.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an utensil is examined to curved tooth gear keyway unanimity, includes the bottom plate, its characterized in that: be provided with the positioning seat on the bottom plate, be provided with on the positioning seat with the positioning tooth of being surveyed the curved tooth matched with of part, the bottom plate is located positioning seat one side and is provided with the pillar, the pillar is provided with and is located the brace piece directly over the positioning seat, it is coaxial, the depression bar that is used for compressing tightly the part with the round bar of part to slide on the brace piece to be provided with, be provided with the gauge stand of L type on the bottom plate, the gauge stand is provided with the lever percentage table that the inboard wall of keyway touches mutually on gauge outfit and the part along the horizontal direction.
Preferably, the bottom of the pressure lever is provided with a conical head matched with a bottom hole of the part.
Preferably, the support block is provided with a guide sleeve which is coaxial with the pressure rod and is used for the pressure rod to slide.
Preferably, the top of the pressure lever is provided with an anti-falling block which can prop against the upper end of the guide sleeve.
Preferably, the compression bar is sleeved with an extension spring, one end of the extension spring is connected with the anti-falling block, and the other end of the extension spring is connected with the guide sleeve.
Preferably, the bottom plate is provided with a stepped hole coaxial with the positioning seat, and a screw connected with the bottom of the positioning seat is arranged in the stepped hole.
Preferably, the gauge stand is detachably connected with the bottom plate through screws.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. after the lever dial indicator is calibrated through the standard block, the press rod is pulled up, the part is placed on the positioning seat, the arc teeth are matched and positioned, the key groove is ensured to face the head of the lever dial indicator, the head is contacted with the inner wall of the key groove, the press rod is put down, the part is pressed through the conical head, the numerical value displayed on the lever dial indicator is the deviation with the sample piece, the parts are detected one by one, the detection efficiency is high, the detection cost is low, and the mass detection is convenient;
2. the detection precision is improved by arranging the extension spring to increase the pressure and matching the extension spring tightly;
3. the positioning seat and the gauge stand are detachable, so that the parts can be conveniently replaced to meet the detection requirements of different types of parts.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic side view of the present embodiment;
fig. 3 is a schematic view of the structure of the parts.
In the figure: 1. a base plate; 11. a stepped hole; 2. positioning seats; 21. positioning teeth; 3. a pillar; 31. supporting a block; 32. a guide sleeve; 4. a pressure lever; 41. a conical head; 42. an anti-drop block; 43. an extension spring; 5. a gauge stand; 51. a lever dial indicator; 6. a screw; 7. a part; 71. a gear block; 72. a round bar; 73. a bottom hole; 74. a keyway.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides an utensil is examined to curved tooth gear keyway unanimity, as shown in the figure, it includes bottom plate 1, be provided with positioning seat 2 on the bottom plate 1, be provided with on the positioning seat 2 with the curved tooth matched with location tooth 21 of being surveyed part 7, bottom plate 1 is located positioning seat 2 one side and is provided with pillar 3, pillar 3 is provided with the brace 31 that is located directly over positioning seat 2, it is coaxial with the round bar 72 of part 7 to slide on the brace 31, with the depression bar 4 that is used for compressing tightly part 7, be provided with the gauge stand 5 of L type on the bottom plate 1, gauge stand 5 is provided with gauge outfit and part 7 on the lever percentage table 51 that the inboard wall of keyway 74 touches mutually along the.
The bottom of the pressure lever 4 is provided with a conical head 41 matched with the bottom hole 73 of the part 7, and the conical surface abuts against the bottom hole 73 to increase the positioning precision during pressing; the supporting block 31 is provided with a guide sleeve 32 which is coaxial with the pressure rod 4 and is used for the pressure rod 4 to slide, so that the matching precision and the sliding stability are improved; the top of the pressure lever 4 is provided with an anti-falling block 42 which can be abutted against the upper end of the guide sleeve 32, so that the pressure lever 4 is positioned and prevented from sliding out of the guide sleeve 32; the compression bar 4 is sleeved with an extension spring 43, one end of the extension spring is connected with the anti-falling block 42, the other end of the extension spring 43 is connected with the guide sleeve 32, pressure is increased through the extension spring 43, the two teeth are tightly matched, and detection precision is improved.
Bottom plate 1 is provided with the shoulder hole 11 coaxial with positioning seat 2, is provided with the screw 6 of being connected with 2 bottoms of positioning seat in the shoulder hole 11, and gauge stand 5 can be dismantled through screw 6 with bottom plate 1 and be connected, and positioning seat 2, gauge stand 5 are removable setting to in change positioning seat 2, the gauge stand 5 of different specifications, in order to satisfy the detection of different model parts 7.
The working principle is as follows:
zero calibration: the compression bar 4 is pulled up, the standard sample piece is placed on the positioning seat 2, the arc teeth are matched with each other for positioning, the key groove 74 faces the head of the lever dial indicator 51, the head of the lever dial indicator is contacted with the inner wall of the key groove 74, the compression bar 4 is put down, the bottom hole 73 of the part 7 is pressed through the conical head 41, and the zero calibration is carried out on the lever dial indicator 51;
and (3) detection: the pressing rod 4 is pulled up, the part 7 to be detected is placed on the positioning seat 2, the arc teeth are matched and positioned with each other, the orientation of the key groove 74 is guaranteed to be consistent with that of a standard part, the gauge outfit is contacted with the inner wall of the key groove 74, the pressing rod 4 is put down to compress the part 7 through the conical head 41, the numerical value displayed on the lever dial indicator 51 is the deviation of the part and the part 7 is detected one by one, and the detection efficiency is high.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an utensil is examined to curved tooth gear keyway unanimity, includes the bottom plate, its characterized in that: be provided with the positioning seat on the bottom plate, be provided with on the positioning seat with the positioning tooth of being surveyed the curved tooth matched with of part, the bottom plate is located positioning seat one side and is provided with the pillar, the pillar is provided with and is located the brace piece directly over the positioning seat, it is coaxial, the depression bar that is used for compressing tightly the part with the round bar of part to slide on the brace piece to be provided with, be provided with the gauge stand of L type on the bottom plate, the gauge stand is provided with the lever percentage table that the inboard wall of keyway touches mutually on gauge outfit and the part along the horizontal direction.
2. The consistent gauge of a curved-tooth gear keyway according to claim 1, characterized in that: the bottom of the pressure lever is provided with a conical head matched with a bottom hole of the part.
3. The consistent gauge of a curved-tooth gear keyway according to claim 1, characterized in that: the support block is provided with a guide sleeve which is coaxial with the pressure rod and is used for the pressure rod to slide.
4. A utensil is examined to curved tooth gear keyway unanimity of claim 3, characterized in that: the top of the pressure lever is provided with an anti-drop block which can prop against the upper end of the guide sleeve.
5. A utensil is examined to curved tooth gear keyway unanimity of claim 4, characterized in that: and an extension spring with one end connected with the anti-falling block and the other end connected with the guide sleeve is sleeved on the pressure lever.
6. The consistent gauge of a curved-tooth gear keyway according to claim 1, characterized in that: the bottom plate is provided with a stepped hole coaxial with the positioning seat, and a screw connected with the bottom of the positioning seat is arranged in the stepped hole.
7. A utensil is examined to curved tooth gear keyway unanimity of claim 6, characterized in that: the gauge stand is detachably connected with the bottom plate through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920872330.8U CN209877815U (en) | 2019-06-11 | 2019-06-11 | Consistent gauge for key groove of arc-tooth gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920872330.8U CN209877815U (en) | 2019-06-11 | 2019-06-11 | Consistent gauge for key groove of arc-tooth gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209877815U true CN209877815U (en) | 2019-12-31 |
Family
ID=68947280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920872330.8U Active CN209877815U (en) | 2019-06-11 | 2019-06-11 | Consistent gauge for key groove of arc-tooth gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209877815U (en) |
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2019
- 2019-06-11 CN CN201920872330.8U patent/CN209877815U/en active Active
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