CN220120005U - Crookedness detection tool that bent axle production was used - Google Patents
Crookedness detection tool that bent axle production was used Download PDFInfo
- Publication number
- CN220120005U CN220120005U CN202321420439.0U CN202321420439U CN220120005U CN 220120005 U CN220120005 U CN 220120005U CN 202321420439 U CN202321420439 U CN 202321420439U CN 220120005 U CN220120005 U CN 220120005U
- Authority
- CN
- China
- Prior art keywords
- shaft hole
- fixedly connected
- crankshaft
- coaming
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000005452 bending Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 238000009826 distribution Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a bending detection jig for crankshaft production, which comprises a base, wherein a chute is formed in the top surface of the base, a right coaming is connected in the chute in a sliding manner, a first shaft hole is formed in the upper portion of the left side surface of the right coaming in a penetrating manner, and a left coaming is fixedly connected to the left side of the chute on the top surface of the base. Through rotating carousel drive lead screw rotation for under the screw action of lead screw and screw hole, the drive right bounding wall slides along the spout left side, thereby chuck and fixture block of right-hand member left side synchronous movement, make four fixture blocks on left side and four fixture blocks on right side carry out the centre of a shaft and chuck centre of a circle of left side to the centre of a crankshaft is in same straight line, this in-process, through the interval between two chucks of adjustment, thereby can fix the bent axle of different length, the detection scope of tool has been promoted greatly.
Description
Technical Field
The utility model relates to the field of crankshaft detection, in particular to a bending detection jig for crankshaft production.
Background
The crankshaft is the most important part in the engine, bears the force transmitted by the connecting rod, converts the force into torque, outputs the torque through the crankshaft and drives other accessories on the engine to work, and the crankshaft needs to detect the bending degree of the crankshaft before being installed and used to see whether the crankshaft meets the use standard.
According to the bulletin number: the utility model discloses a crookedness detection device of bent axle production usefulness of CN 213147672U, the on-line screen storage device comprises a base, the upper end surface fixed connection of base has the spill mount pad, the spill mount pad has two, and two the recess upper surface of spill mount pad is erect the bent axle, the upper end surface fixed of spill mount pad has the buckle that can interlock each other, the one end surface of bent axle is provided with rotary mechanism, rotary mechanism includes sleeve, fixing bolt, gear wheel, pinion and handle. According to the bending detection device for crankshaft production, the rotating mechanism is arranged, the handle is rotated to drive the whole crankshaft to rotate, so that labor is saved, detection inaccuracy caused by shake of arms of detection personnel is reduced, measurement accuracy is improved, and meanwhile, the adjustable measurement mechanism is arranged, so that different main journals on the crankshaft can be detected by the dial indicator, and a better application prospect is brought.
In view of the above prior art, there are the following drawbacks in use: the two concave installation seats are fixedly connected with the base, so that the distance between the two concave installation seats cannot be adjusted when the device is used, and the lengths of crankshafts of engines with different cylinder numbers are different, therefore, the device can only be matched with a crankshaft with a certain specification for detection, and the detection range is smaller.
Therefore, it is necessary to provide a bending degree detection jig for crankshaft production to solve the above technical problems.
Disclosure of Invention
The utility model provides a curvature detection jig for crankshaft production, which solves the problems that the conventional device can only be matched with a crankshaft of a certain specification for detection and has a small detection range because the two concave mounting seats are fixedly connected with a base, the distances of the two concave mounting seats cannot be adjusted when the device is used, and the lengths of crankshafts of engines with different cylinder numbers are different.
In order to solve the technical problems, the bending detection jig for crankshaft production comprises a base, wherein a chute is formed in the top surface of the base, a right coaming is connected to the inside of the chute in a sliding mode, a first shaft hole is formed in the upper portion of the left side surface of the right coaming in a penetrating mode, a second shaft hole is formed in the top surface of the base in a penetrating mode, the left coaming is fixedly connected to the left side of the chute, the left side surface of the left coaming is provided with a second shaft hole in a penetrating mode, the hole centers of the second shaft hole and the first shaft hole are in the same straight line, rotating shafts are connected to the inside of the first shaft hole and the inside of the second shaft hole through bearings in a rotating mode, clamping discs are fixedly connected to the end portions of one end, close to each of the two rotating shafts, four clamping blocks are fixedly connected to the opposite faces of the two clamping discs, the four clamping blocks are distributed in a circumferential array mode, and tensioning inclined faces are formed in the inner side faces of the four clamping blocks.
Preferably, the right side upper portion fixedly connected with guide rail of left bounding wall, sliding connection has the sliding sleeve on the outer wall of guide rail, the bottom surface middle part fixedly connected with flexible pipe of sliding sleeve, the inside sliding connection of flexible pipe has the telescopic link, the telescopic link runs through the bottom of flexible pipe and extends to its outside, the bottom fixedly connected with dial indicator of telescopic link.
Preferably, the middle part of the top surface of the sliding sleeve is connected with a first fastening bolt in a threaded manner, and the end part of the first fastening bolt movably penetrates through the sliding sleeve to extend into the sliding sleeve and is abutted with the top surface of the guide rail.
Preferably, a second fastening bolt is connected to the lower portion of the front outer wall of the telescopic tube in a threaded manner, the second fastening bolt movably penetrates through the telescopic tube and extends into the telescopic tube, and the end portion of the second fastening bolt is abutted to the outer wall of the telescopic rod.
Preferably, the left side face of the left coaming is fixedly connected with a servo motor which is positioned on the left side of the second shaft hole, and the end part of an output shaft of the servo motor is fixedly connected with the end part of a rotating shaft in the second shaft hole through a coupler.
Preferably, the left side face of left side bounding wall, the bottom that is located the second shaft hole runs through and has seted up the third shaft hole, the inside in third shaft hole rotates and is connected with the lead screw, the left surface of right side bounding wall, the bottom that is located the first shaft hole runs through and has seted up the screw hole, the lead screw runs through the screw hole, and passes through screw-thread fit connection with the screw hole, the left end fixedly connected with carousel of lead screw.
Compared with the related art; the bending detection jig for crankshaft production provided by the utility model has the following beneficial effects:
the utility model provides a curvature detection jig for crankshaft production, which drives a screw rod to rotate through rotating a turntable, so that a right coaming is driven to slide leftwards along a chute under the action of threads of the screw rod and a threaded hole, so that a chuck and a clamping block at the right end synchronously move leftwards, four clamping blocks at the left side and four clamping blocks at the right side clamp a crankshaft, and the clamping jig has the function of positioning the crankshaft.
Drawings
FIG. 1 is a perspective view of a bending detection jig for crankshaft production, provided by the utility model;
FIG. 2 is an expanded perspective view of a bending detection jig for crankshaft production according to the present utility model;
fig. 3 is a perspective view of a chuck in the bending detection jig for crankshaft production.
Reference numerals in the drawings: 1. a base; 2. a chute; 3. a right coaming; 4. a first shaft hole; 5. a left coaming; 6. a second shaft hole; 7. a rotating shaft; 8. a chuck; 9. a clamping block; 10. tensioning the inclined plane; 11. a guide rail; 12. a sliding sleeve; 13. a telescopic tube; 14. a telescopic rod; 15. a dial gauge; 16. a first fastening bolt; 17. a second fastening bolt; 18. a servo motor; 19. a third shaft hole; 20. a screw rod; 21. a threaded hole; 22. a turntable.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Please refer to fig. 1-3 in combination; the utility model provides a crookedness detection tool that bent axle production was used, the on-line screen storage device comprises a base 1, the spout 2 has been seted up to the top surface of base 1, the inside sliding connection of spout 2 has right bounding wall 3, first shaft hole 4 has been run through to the left surface upper portion of right bounding wall 3, the top surface of base 1, the left side fixedly connected with left bounding wall 5 that is located spout 2, the left surface of left bounding wall 5 has run through and has been seted up second shaft hole 6, the hole heart of second shaft hole 6 is in same straight line with the hole heart of first shaft hole 4, the inside of first shaft hole 4 and the inside of second shaft hole 6 all are connected with pivot 7 through the bearing rotation, the tip of the one end that two pivots 7 are held up closely all fixedly connected with chuck 8, all fixedly connected with four fixture blocks 9 on the opposite face of two chucks 8, four fixture blocks 9 are circumference array distribution, tensioning inclined plane 10 has all been seted up to the medial surface of four fixture blocks 9, the left surface of left bounding wall 5, the bottom of the second shaft hole 6 is provided with a third shaft hole 19 in a penetrating way, the inside of the third shaft hole 19 is rotationally connected with a screw rod 20, the left side surface of the right coaming 3 is provided with a threaded hole 21 in a penetrating way, the screw rod 20 penetrates through the threaded hole 21 and is connected with the threaded hole 21 in a threaded fit way, the left end of the screw rod 20 is fixedly connected with a rotary table 22, the screw rod 20 is driven to rotate by rotating the rotary table 22, the screw rod 20 and the threaded hole 21 are driven to slide leftwards along the chute 2 under the threaded action of the screw rod 20, the chuck 8 and the clamping blocks 9 at the right end move leftwards synchronously, the four clamping blocks 9 at the left side and the four clamping blocks 9 at the right side clamp a crankshaft, and the tensioning inclined plane 10 is arranged to position the crankshaft, after the driving is clamped, the axis of the crankshaft and the circle center of the chuck 8 are positioned on the same straight line, in the process, the distance between the two chucks 8 is adjusted, so that crankshafts with different lengths can be fixed, and the detection range of the jig is greatly improved.
According to the utility model, the upper part of the right side surface of the left coaming 5 is fixedly connected with the guide rail 11, the outer wall of the guide rail 11 is connected with the sliding sleeve 12 in a sliding manner, the middle part of the bottom surface of the sliding sleeve 12 is fixedly connected with the telescopic pipe 13, the inside of the telescopic pipe 13 is connected with the telescopic rod 14 in a sliding manner, the telescopic rod 14 extends to the outside of the telescopic pipe 13 in a penetrating manner, the bottom of the telescopic rod 14 is fixedly connected with the dial indicator 15, the dial indicator 15 can be adjusted in the left-right direction through the sliding sleeve 12 sliding left and right outside the guide rail 11, so that different positions of a crankshaft can be detected, and the dial indicator 15 can be driven to be adjusted up and down through sliding the telescopic rod 14 up and down along the inner wall of the telescopic pipe 13, so that crankshafts with different thicknesses can be detected.
In the utility model, the middle part of the top surface of the sliding sleeve 12 is connected with the first fastening bolt 16 in a threaded manner, the end part of the first fastening bolt 16 movably penetrates through the sliding sleeve 12 to extend into the sliding sleeve, and is abutted against the top surface of the guide rail 11, and the position of the sliding sleeve 12 is fixed by arranging the first fastening bolt 16, so that the sliding sleeve 12 is prevented from unnecessarily moving.
In the utility model, the second fastening bolt 17 is connected with the lower part of the front outer wall of the telescopic pipe 13 in a threaded manner, the second fastening bolt 17 movably penetrates through the telescopic pipe 13 and extends into the telescopic pipe 13, the end part of the second fastening bolt 17 is in contact with the outer wall of the telescopic rod 14, and the position of the telescopic rod 14 is fixed by arranging the second fastening bolt 17, so that the telescopic rod 14 and the telescopic pipe 13 are prevented from unnecessarily sliding, and the height of the dial indicator 15 is limited.
According to the utility model, the left side surface of the left coaming 5 is fixedly connected with the servo motor 18 at the left side of the second shaft hole 6, the end part of the output shaft of the servo motor 18 is fixedly connected with the end part of the rotating shaft 7 in the second shaft hole 6 through the coupler, and the left chuck 8 is driven to rotate through the servo motor 18, so that the crankshaft is driven to rotate under the common clamping action of the left chuck 8 and the crankshaft, and the curvature of the crankshaft is detected by the dial indicator 15.
The utility model provides a bending detection jig for crankshaft production, which has the following working principle: when the crankshaft clamping device is used, a crankshaft is placed between two chucks 8 and positioned between four clamping blocks 9, then a rotary disc 22 is rotated to drive a screw rod 20 to rotate, so that a right coaming 3 is driven to slide leftwards along a chute 2 under the action of threads of the screw rod 20 and a threaded hole 21, so that the chucks 8 and the clamping blocks 9 at the right end synchronously move leftwards, the four clamping blocks 9 at the left side and the four clamping blocks 9 at the right side clamp the crankshaft, and the tensioning inclined plane 10 is arranged to play a role in positioning the crankshaft, and after the driving is clamped, the axis of the crankshaft and the center of a circle of the chucks 8 are positioned on the same straight line;
subsequently, after the technician slides the sliding sleeve 12 along the guide rail 11 to drive the dial indicator 15 to slide to a crankshaft detection position, the first fastening bolt 16 is screwed, the positions of the sliding sleeve 12 and the guide rail 11 are locked, the unnecessary end of the sliding sleeve 12 is avoided, then the technician slides the telescopic rod 14 downwards along the inner wall of the telescopic pipe 13, the dial indicator 15 is driven to slide downwards synchronously, the detection head at the bottom of the dial indicator 15 is contacted with the outer wall of the crankshaft, the telescopic rod 14 and the telescopic pipe 13 are locked in position through the screwing of the second fastening bolt 17, the dial indicator 15 is limited in height, the dial indicator 15 is prevented from moving up and down, the stability during detection is improved, the servo motor 18 is started, the left chuck 8 is driven to rotate, the crankshaft is driven to rotate under the common clamping action of the chuck 8 on the right side to the crankshaft, and therefore the curvature of the crankshaft is detected.
Compared with the related art; according to the bending detection jig for crankshaft production, the screw rod 20 is driven to rotate through the rotating turntable 22, so that the right coaming 3 is driven to slide leftwards along the chute 2 under the action of threads of the screw rod 20 and the threaded hole 21, the chuck 8 and the clamping blocks 9 at the right end synchronously move leftwards, the four clamping blocks 9 at the left side and the four clamping blocks 9 at the right side clamp a crankshaft, the tensioning inclined plane 10 is arranged to position the crankshaft, after the crankshaft is clamped, the axis of the crankshaft and the center of a circle of the chuck 8 are positioned on the same straight line, and in the process, the crankshafts with different lengths can be fixed by adjusting the distance between the two chucks 8, so that the detection range of the jig is greatly improved.
The foregoing is merely exemplary of the utility model; and thus do not limit the scope of the utility model; all equivalent structures or equivalent flow transformations by utilizing the contents of the specification and drawings of the present utility model; or directly or indirectly applied to other related technical fields; and are equally included in the scope of the utility model.
Claims (6)
1. The utility model provides a crookedness detection tool that bent axle production was used, includes the base, its characterized in that, the spout has been seted up to the top surface of base, the inside sliding connection of spout has right bounding wall, first shaft hole has been run through on the left surface upper portion of right bounding wall, the top surface of base, the left side fixedly connected with left bounding wall that is located the spout, the left surface of left bounding wall runs through and has seted up the second shaft hole, the hole heart in second shaft hole is in same straight line with the hole heart in first shaft hole, the inside in first shaft hole and the inside in second shaft hole all are connected with the pivot through the bearing rotation, two the tip of the one end that the pivot offsets closely all fixedly connected with chuck, two equal fixedly connected with four fixture blocks on the opposite face of chuck, four the fixture block is circumference array distribution, and its four the tensioning inclined plane has all been seted up to the medial surface of fixture block.
2. The bending detection jig for crankshaft production according to claim 1, wherein the guide rail is fixedly connected to the upper portion of the right side face of the left coaming, the sliding sleeve is slidably connected to the outer wall of the guide rail, the telescopic pipe is fixedly connected to the middle portion of the bottom face of the sliding sleeve, the telescopic rod is slidably connected to the inside of the telescopic pipe, the telescopic rod penetrates through the bottom of the telescopic pipe and extends to the outside of the telescopic pipe, and the dial indicator is fixedly connected to the bottom of the telescopic rod.
3. The bending detection jig for crankshaft production according to claim 2, wherein a first fastening bolt is screwed in the middle of the top surface of the sliding sleeve, and the end portion of the first fastening bolt movably penetrates through the sliding sleeve to extend into the sliding sleeve and is abutted against the top surface of the guide rail.
4. The bending detection jig for crankshaft production according to claim 2, wherein a second fastening bolt is screwed at a position of the lower portion of the outer wall of the front face of the telescopic tube, the second fastening bolt movably penetrates the telescopic tube and extends into the telescopic tube, and the end portion of the second fastening bolt abuts against the outer wall of the telescopic rod.
5. The bending detection jig for crankshaft production according to claim 1, wherein the left side surface of the left coaming is fixedly connected with a servo motor, and the end part of an output shaft of the servo motor is fixedly connected with the end part of a rotating shaft inside the second shaft hole through a coupler.
6. The bending detection jig for crankshaft production according to claim 1, wherein a third shaft hole is formed in the left side face of the left coaming in a penetrating manner at the bottom of the second shaft hole, a screw rod is connected in a rotating manner in the third shaft hole, a threaded hole is formed in the left side face of the right coaming in a penetrating manner at the bottom of the first shaft hole, the screw rod penetrates through the threaded hole and is connected with the threaded hole in a threaded manner, and a turntable is fixedly connected to the left end of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321420439.0U CN220120005U (en) | 2023-06-06 | 2023-06-06 | Crookedness detection tool that bent axle production was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321420439.0U CN220120005U (en) | 2023-06-06 | 2023-06-06 | Crookedness detection tool that bent axle production was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220120005U true CN220120005U (en) | 2023-12-01 |
Family
ID=88916726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321420439.0U Active CN220120005U (en) | 2023-06-06 | 2023-06-06 | Crookedness detection tool that bent axle production was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220120005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464603A (en) * | 2023-12-27 | 2024-01-30 | 泰州通业机械有限公司 | Engine crankshaft production and processing detection jig |
| CN118583086A (en) * | 2024-07-31 | 2024-09-03 | 如东县丰利机械厂有限公司 | A barbell bar bending detection device |
-
2023
- 2023-06-06 CN CN202321420439.0U patent/CN220120005U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464603A (en) * | 2023-12-27 | 2024-01-30 | 泰州通业机械有限公司 | Engine crankshaft production and processing detection jig |
| CN117464603B (en) * | 2023-12-27 | 2024-03-15 | 泰州通业机械有限公司 | Engine crankshaft production and processing detection jig |
| CN118583086A (en) * | 2024-07-31 | 2024-09-03 | 如东县丰利机械厂有限公司 | A barbell bar bending detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220120005U (en) | Crookedness detection tool that bent axle production was used | |
| CN107421425B (en) | Camshaft symmetry detection device and measurement method thereof | |
| CN102162717B (en) | Device and method for automatically detecting composite errors of spiral inner raceway of ball nut | |
| JP2895217B2 (en) | Measuring device for simultaneously measuring cylindrical holes located one after another | |
| CN206399385U (en) | A kind of measurement apparatus of bearing inner race circular runout | |
| CN107314731B (en) | Detection tool for detecting center difference of outer star wheel of ball cage and detection method using detection tool | |
| CN207317664U (en) | Flexible flywheel end face run-out detection device | |
| CN111408966B (en) | CNC machining, drilling and positioning die for center hole of automobile crankshaft | |
| CN107246855B (en) | Positioning device and positioning method for step shaft jumping detection | |
| CN107228643B (en) | Chord support inner cavity type cylindrical part positioning device and positioning method | |
| CN219967221U (en) | Engine crankshaft finish machining clamping device | |
| CN105716516B (en) | The truck drive shaft device for detecting length that a kind of band has elastic component | |
| CN112880529A (en) | Deep hole roundness detection tool | |
| CN219265245U (en) | Deformation detection device for ultrasonic rolling of bent pipe workpieces | |
| CN209069144U (en) | Internal combustion engine cylinder body main bearing hole circle detection tool that beats | |
| CN219532116U (en) | Five optical engine measurement frock | |
| CN115388825B (en) | Threaded coil pipe detection jig, system and method | |
| CN213481227U (en) | Concentricity detector | |
| CN222438751U (en) | Electric spindle roundness and straightness detection device | |
| CN210334644U (en) | Ball screw superfinishing equipment | |
| CN117359518A (en) | Adjustable general vertical clamp for detecting CMM profile of precision forging blade | |
| KR102670183B1 (en) | Supporting jig device for precise measurement of spindle | |
| CN221560681U (en) | Auxiliary fixture for polishing sound tube | |
| CN219977295U (en) | Bearing play detection equipment | |
| CN218673468U (en) | External spline detector for detecting spline mandrel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |