CN211601864U - Crankshaft threaded hole position degree checking fixture - Google Patents
Crankshaft threaded hole position degree checking fixture Download PDFInfo
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- CN211601864U CN211601864U CN202020515341.3U CN202020515341U CN211601864U CN 211601864 U CN211601864 U CN 211601864U CN 202020515341 U CN202020515341 U CN 202020515341U CN 211601864 U CN211601864 U CN 211601864U
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- square piece
- bent axle
- screw hole
- laser lamp
- observation frame
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Abstract
The utility model relates to a bent axle technical field just discloses a bent axle screw hole site degree of putting examines utensil, including square piece and laser lamp, the round hole has been seted up on square piece surface, the round hole matches with the bent axle flange, square piece surface is provided with the screw hole, threaded hole female connection has fastening bolt, square piece one side is equipped with the observation frame, square piece passes through horizontal pole and observation frame fixed connection, the standing groove has been seted up at the observation frame top, the inside glass board that is equipped with of standing groove. This utensil is examined to bent axle screw hole position degree through being equipped with square piece, can overlap and establish in the bent axle flange outside and fixed through fastening bolt, then screws into the screw hole with the double-screw bolt on the laser lamp, forms the light spot after opening the laser lamp and throws in the circle line on glass plate surface, can judge whether screw hole position degree accords with the standard through observing the position of laser lamp light spot, can judge the skew situation according to the net mark in the circle line, and overall structure is simple, is favorable to short-term test.
Description
Technical Field
The utility model relates to a bent axle technical field specifically is a bent axle screw hole position degree examines utensil.
Background
The crankshaft belongs to standard accessories in the automobile part industry, is complex in processing technology and more in processing procedures, and needs to be strictly detected in the size of the processed crankshaft. In the process of detecting the position degree of each hole at the flange end of a crankshaft, the crankshaft is firstly arranged on a V-shaped frame and adjusted to a horizontal position, each threaded hole at the flange end is screwed down by a hexagon bolt, the hole is plugged into a positioning pin hole by a plug gauge, then a connecting rod is pulled to the horizontal position, an X-direction coordinate and a Y-direction coordinate of the positioning pin hole and each threaded hole are measured by a height gauge and a dial indicator, and whether the position degree of a hole system is qualified or not is judged according to the respective coordinate value of each threaded hole. Although the detection accuracy is high, on one hand, the detection method not only needs the working platform and other tools to be matched for use and is limited by the field, but also cannot detect at any time and any place, and has high requirements on practical operation and experience of inspectors.
Therefore, an inspection device which is simple and effective in operation and used for judging whether the position degree of the threaded hole of the crankshaft meets the standard or not is needed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a bent axle screw hole position degree examines utensil possesses simple structure, and advantages such as easy operation have solved current position degree detection mode complicacy, require with experience higher to technique, the unable quick simple problem whether accord with the standard of reacing the position degree.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an utensil is examined to bent axle screw hole site degree of putting, includes square piece and laser lamp, the round hole has been seted up on square piece surface, the round hole matches with the bent axle flange, square piece surface is provided with the screw hole, screw hole female connection has fastening bolt, square piece one side is equipped with the observation frame, square piece passes through horizontal pole and observation frame fixed connection, the standing groove has been seted up at observation frame top, the inside glass board that is equipped with of standing groove, the side all sets up the trompil around the observation frame, laser lamp one end fixedly connected with double-screw bolt, the double-screw bolt matches with the screw hole on the bent axle flange.
Preferably, the number of the cross rods is four, the four cross rods are respectively arranged at four corners of the square block, and two ends of each cross rod are respectively fixedly connected with the square block and the observation frame.
Preferably, the surface of the glass plate is provided with a circle line, and a grid line is arranged in the circle line.
Preferably, the surface of the glass plate is fixedly provided with a dark adhesive film.
Preferably, the number of the laser lamps is the same as that of the threaded holes on the surface of the crankshaft flange.
Preferably, the length of the laser lamp is smaller than that of the stud.
Compared with the prior art, the utility model provides an utensil is examined to bent axle screw hole site degree of putting possesses following beneficial effect:
1. this utensil is examined to bent axle screw hole position degree through being equipped with square piece, can overlap and establish in the bent axle flange outside and fixed through fastening bolt, then screws into the screw hole with the double-screw bolt on the laser lamp, forms the light spot after opening the laser lamp and throws in the circle line on glass plate surface, can judge whether screw hole position degree accords with the standard through observing the position of laser lamp light spot, can judge the skew situation according to the net mark in the circle line, and overall structure is simple, is favorable to short-term test.
2. This utensil is examined to bent axle screw hole position degree faces the screw hole group of different specifications, and the removable glass board that corresponds to this improves the suitability, through set up dark pad pasting on the glass board surface, laser influence eyes when avoiding observing the light spot.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a schematic structural view of the observation frame of the present invention;
fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.
Wherein: 1. a square block; 2. a laser light; 3. fastening a bolt; 4. an observation frame; 5. a cross bar; 6. a placement groove; 7. a glass plate; 8. opening a hole; 9. a stud; 10. a circular coil; 11. and (4) grid lines.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a crankshaft threaded hole position degree checking fixture comprises a square block 1 and a laser lamp 2, wherein a round hole is formed in the surface of the square block 1, the round hole is matched with a crankshaft flange, the square block 1 can be sleeved outside the flange through the round hole, a threaded hole is formed in the surface of the square block 1, a fastening bolt 3 is connected in the threaded hole in a threaded manner, in practical application, after the square block 1 is sleeved outside the flange, the flange is rotated to enable the threaded hole group to be symmetrical relative to the center line of the section of the flange, then the flange is fixed by screwing the fastening bolt 3, an observation frame 4 is arranged on one side of the square block 1, the observation frame 4 is square, the square block 1 is fixedly connected with the observation frame 4 through a cross rod 5, the cross rods 5 are horizontally arranged, the number of the cross rods 5 is four, the four cross rods 5 are respectively arranged at the four corners of, one end of each cross rod 5, which is far away from the square block 1, is respectively fixedly connected with a dead angle of the observation frame 4, a placing groove 6 is arranged at the top of the observation frame 4, a glass plate 7 is arranged in the placing groove 6, the size of the glass plate 7 is consistent with that of the placing groove 6, the glass plate 7 can be moved up and down to realize release and taking out, a circle line 10 is arranged on the surface of the glass plate 7, a grid line 11 is arranged in the circle line 10, the circle line 10 and the grid line 11 are both set to be light color, so that observation on the glass plate 7 with dark color is facilitated, in practical application, the number of the circle lines 10 is matched with that of the threaded holes, the arrangement of the circle lines 10 is standard position degree, a light spot projected by the laser lamp 2 is just positioned in the circle hole, whether the position degree of the threaded hole meets the standard or not can be judged through the position deviation condition, can roughly calculate the position degree, 7 fixed surface of glass board are provided with dark pad pasting, laser lamp 2 causes the discomfort to eyes when avoiding observing, the side all sets up trompil 8 around the observation frame 4, convenient direct observation glass board 7, 2 one end fixedly connected with double-screw bolts 9 of laser lamp, screw hole matching on double-screw bolt 9 and the bent axle flange, the quantity of laser lamp 2 is the same with the screw hole quantity on bent axle flange surface, the length of laser lamp 2 is less than the length of double-screw bolt 9, avoid 2 overlengths of laser lamp to lead to the focus skew, and then influence the testing result.
When using, at first, establish square 1 cover on the crankshaft flange, rotate the crankshaft flange according to the screw hole position, then twist and move fastening bolt 3 and fix the crankshaft flange, later with this screw-thread hole of screwing into of a plurality of laser lamps 2, and open laser lamp 2, insert glass board 7 in observing frame 4 at last, laser lamp 2 forms a plurality of bright spots on glass board 7, it can judge whether screw hole position degree accords with the standard to observe the position of bright spot on circle line 10, and can roughly calculate screw hole position degree according to the inside gridline 11 of circle line 10, can select suitable glass board 7 according to the quantity and the range of screw hole on the crankshaft flange.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an utensil is examined to bent axle screw hole site degree, includes square piece (1) and laser lamp (2), its characterized in that: the round hole has been seted up on square piece (1) surface, the round hole matches with the bent axle flange, square piece (1) surface is provided with the screw hole, screw hole female connection has fastening bolt (3), square piece (1) one side is equipped with observation frame (4), square piece (1) is through horizontal pole (5) and observation frame (4) fixed connection, standing groove (6) have been seted up at observation frame (4) top, inside glass board (7) that is equipped with of standing groove (6), the side all sets up trompil (8) around observation frame (4), laser lamp (2) one end fixedly connected with double-screw bolt (9), screw hole matching on double-screw bolt (9) and the bent axle flange.
2. The crankshaft threaded hole location degree testing fixture according to claim 1, is characterized in that: the number of the cross rods (5) is four, the cross rods (5) are arranged at four corners of the square block (1) respectively, and two ends of each cross rod (5) are fixedly connected with the square block (1) and the observation frame (4) respectively.
3. The crankshaft threaded hole location degree testing fixture according to claim 1, is characterized in that: the surface of the glass plate (7) is provided with a circle line (10), and a grid line (11) is arranged in the circle line (10).
4. The crankshaft threaded hole location degree testing fixture according to claim 1, is characterized in that: the surface of the glass plate (7) is fixedly provided with a dark adhesive film.
5. The crankshaft threaded hole location degree testing fixture according to claim 1, is characterized in that: the number of the laser lamps (2) is the same as that of the threaded holes in the surface of the crankshaft flange.
6. The crankshaft threaded hole location degree testing fixture according to claim 1, is characterized in that: the length of the laser lamp (2) is smaller than that of the stud (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020515341.3U CN211601864U (en) | 2020-04-09 | 2020-04-09 | Crankshaft threaded hole position degree checking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020515341.3U CN211601864U (en) | 2020-04-09 | 2020-04-09 | Crankshaft threaded hole position degree checking fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211601864U true CN211601864U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020515341.3U Active CN211601864U (en) | 2020-04-09 | 2020-04-09 | Crankshaft threaded hole position degree checking fixture |
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| Country | Link |
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| CN (1) | CN211601864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340238A (en) * | 2021-07-07 | 2021-09-03 | 成都威诺精密机械有限公司 | Detection method for detecting angles and positions of small inclined holes in large holes and small inclined holes of parts |
| CN113418450A (en) * | 2021-07-16 | 2021-09-21 | 株洲时代新材料科技股份有限公司 | Method and tool for detecting position degree of different-surface threaded hole of primary conical rubber spring |
-
2020
- 2020-04-09 CN CN202020515341.3U patent/CN211601864U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340238A (en) * | 2021-07-07 | 2021-09-03 | 成都威诺精密机械有限公司 | Detection method for detecting angles and positions of small inclined holes in large holes and small inclined holes of parts |
| CN113340238B (en) * | 2021-07-07 | 2022-07-29 | 成都威诺精密机械有限公司 | Detection method for detecting angles and positions of small inclined holes in large holes and small inclined holes of parts |
| CN113418450A (en) * | 2021-07-16 | 2021-09-21 | 株洲时代新材料科技股份有限公司 | Method and tool for detecting position degree of different-surface threaded hole of primary conical rubber spring |
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