CN204788144U - Bent shaft detection device - Google Patents
Bent shaft detection device Download PDFInfo
- Publication number
- CN204788144U CN204788144U CN201520519037.5U CN201520519037U CN204788144U CN 204788144 U CN204788144 U CN 204788144U CN 201520519037 U CN201520519037 U CN 201520519037U CN 204788144 U CN204788144 U CN 204788144U
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- China
- Prior art keywords
- supporting seat
- dial gauge
- inspection
- spring
- fixed pedestal
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model mainly discloses a bent shaft detection device, its technical scheme: including inspection dull and stereotyped, detection support, magnetic force gauge stand and percentage table, the excircle detects the support and comprises a rotating circular disk, fixed baseplate and slip base, fixed baseplate passes through connecting rod and slip base sliding connection, fixed baseplate and slip base top all are equipped with the V -arrangement piece that can reciprocate, be equipped with the motor on the rotating circular disk, be equipped with the axle sleeve in the pivot of motor, the eccentric support that detects comprises a supporting seat and two V -arrangement seats, swing joint about V -arrangement seat and the supporting seat, be equipped with guide slot and cylinder on the inspection flat board, supporting seat bottom slider, the piston rod and the support connection of cylinder. The utility model is suitable for a detection of the bent axle of different model specifications, installation, regulation convenience, the commonality is strong, and the part location is steady, and measurement accuracy is high, has reduced measurement personnel's the amount of labour, has improved detection efficiency.
Description
Technical field
The utility model relates to bent axle technical field, particularly a kind of tractor crankshaft device.
Background technology
Bent axle is the important parts of on freezer compressor.Bent axle comprises major axis, minor axis and counterbalance weight, and the quality of crankshaft quality directly affects the reliability of compressor.In existing tractor crankshaft technology, a kind of pick-up unit can only detect an aspect of bent axle, when needing the many aspects detecting bent axle, needs bent axle to move to different pick-up units, each setting position distance, detects trouble, wastes time and energy.Current bent axle is just placed on part on the worktable of measuring instrument when detecting simply, and because of the singularity of crankshaft part shape, can not steadily locate, in measuring process, part easily produces slight rocking, and affects measuring accuracy; The gauge head of dial gauge cannot completely be adopted a little to bent axle, affects measuring accuracy; Needing manual rotation's bent axle when detecting, being difficult to control velocity of rotation, easily occurring error, be difficult to obtain the higher detection data of accuracy.Different bent axles needs to adopt different Bracket for Inspections, and Bracket for Inspection is many and assorted, needs often to replace, and cost of manufacture is higher, and all need significantly to adjust before each measurement, detection time is long, and detection efficiency is low, and labour intensity is high.
Utility model content
For the deficiency that prior art exists, the utility model provides a kind of tractor crankshaft device, structure is simple, two kinds of detections are placed in together, easy to operate, can carry out according to different bent axle shapes regulating to meet measuring condition, applied widely, cost of manufacture is low, reduces hand labor intensity, improves detection efficiency.
In order to achieve the above object, the utility model is achieved through the following technical solutions: a kind of tractor crankshaft device, comprise test flat plate, Bracket for Inspection, magnetic stand and dial gauge, described dial gauge comprises cylindrical dial gauge and eccentric dial gauge, described cylindrical dial gauge is vertically set on magnetic stand, described eccentric dial gauge is horizontally set on magnetic stand, described Bracket for Inspection comprises cylindrical Bracket for Inspection and eccentricity detecting support, described cylindrical Bracket for Inspection is by a rotating circular disk, fixed pedestal and glide base are formed, described fixed pedestal is fixing on a rotary disc, described fixed pedestal is provided with connecting link, described glide base slips on connecting link, the both sides described connecting link being positioned at glide base are provided with nut, vee-block is equipped with above described fixed pedestal and glide base, joint pin is provided with bottom described vee-block, described joint pin is threaded with fixed pedestal and glide base respectively, described rotating circular disk is also provided with motor cabinet, described motor cabinet is provided with motor, the rotating shaft of described motor is provided with axle sleeve, described eccentricity detecting support is made up of a supporting seat and two V-shape bases, described V-shape base is connected with supporting seat is up and down, described test flat plate is positioned at below supporting seat and is provided with guide groove, the slide block coordinated with guide groove is provided with bottom described supporting seat, described test flat plate is positioned at supporting seat side and is provided with cylinder, the piston rod of described cylinder is connected with supporting seat, the piston rod of described cylinder promotes supporting seat and moves around on test flat plate along guide groove.
The utility model is set to further: described joint pin is provided with locating piece and packing ring, first utilizes joint pin to determine the distance of vee-block and fixed pedestal and glide base to adapt to testing conditions, then utilizes locating piece and packing ring to fix.
The utility model is set to further: described supporting seat both sides are provided with groove, described V-shape base is positioned at groove, described bottom portion of groove is provided with the first spring, described first spring is connected with bottom V-shape base, described V-shape base both sides are provided with link slot, the card column being provided with the second spring in described link slot and being connected with the second spring, described supporting seat are at least provided with two groups of bayonet sockets matched with card column, described card column, by the second spring and bayonet socket clamping, realizes the adjustment of V-shape base differing heights.
The utility model is set to further: described magnetic stand comprises a montant and a cross bar, described montant and cross bar hinged, described cylindrical dial gauge is hinged on cross bar, and described cross bar can drive cylindrical dial gauge to move left and right along montant left-right rotation.
The utility model is set to further: described vee-block and V-shape base are provided with dismountable wear-resistant pad, by placing wear-resistant pad on vee-block and V-shape base, the defect such as decorative pattern, scuffing of Bracket for Inspection can not be caused when bent axle is placed on vee-block and V-shape base rotation, only need wear-resistant pad be changed when wear-resistant pad wearing and tearing are larger, easy to maintenance.
The utility model has beneficial effect:
The utility model includes the cylindrical diameter of bent axle, distortion, the detection of the defect of the surface of the works such as crackle and the detection of eccentricity of crankshaft, easy to detect, time saving and energy saving, described vee-block and regulate distance between the two by joint pin between fixed pedestal and glide base, to adapt to the bent axle of differing heights, carry out the distance regulated between the two by connecting link and nut between the pedestal of described cylindrical Bracket for Inspection, to adapt to the bent axle of different length, versatility is wide, described motor can drive crank rotation, reduce manual labor amount, improve measuring accuracy, the described cylinder that utilizes can make eccentricity detecting support move around along guide groove in detection platform, the gauge head of dial gauge is made to adopt a little to bent axle is complete, reduce metrical error, improve accuracy of detection, described V-shape base and supporting seat realize V-shape base free oscilaltion on supporting seat by card column and bayonet socket, structure is simple, easy to operate, applied widely, cost of manufacture is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged drawing at A place in Fig. 1;
Fig. 3 is the inner plane schematic diagram of eccentricity detecting support in the utility model;
Fig. 4 is the structural representation of bent axle.
Reference numeral: 1, test flat plate; 2, Bracket for Inspection; 21, cylindrical Bracket for Inspection; 22, eccentricity detecting support; 3, magnetic stand; 31, montant; 32, cross bar; 4, dial gauge; 41, cylindrical dial gauge; 42, eccentric dial gauge; 51, rotating circular disk; 521, fixed pedestal; 522, glide base; 53, vee-block; 54, joint pin; 55, locating piece; 551, packing ring; 56, connecting link; 57, nut; 58, motor; 581, motor cabinet; 59, axle sleeve; 61, supporting seat; 62, V-shape base; 63, groove; 64, the first spring; 65, link slot; 66, the second spring; 67, card column; 68, bayonet socket; 69, guide groove; 691, slide block; 7, wear-resistant pad; 8, cylinder; 9, bent axle; 91, major axis; 92, minor axis.
Embodiment
By reference to the accompanying drawings, the utility model preferred embodiment is described in further details.
As Figure 1-3, a kind of tractor crankshaft device, comprise test flat plate 1, Bracket for Inspection 2, magnetic stand 3 and dial gauge 4, described dial gauge 4 comprises cylindrical dial gauge 41 and eccentric dial gauge 42, described cylindrical dial gauge 41 is vertically set on magnetic stand 3, and described eccentric dial gauge 42 is horizontally set on magnetic stand 3.Described magnetic stand 3 comprises montant 31 and a cross bar 32, and described montant 31 is hinged with cross bar 32, and described cylindrical dial gauge 41 is hinged on cross bar 32, and described cross bar 32 can drive cylindrical dial gauge 41 to move left and right along montant 31 left-right rotation.
Described Bracket for Inspection 2 comprises cylindrical Bracket for Inspection 21 and eccentricity detecting support 22, described cylindrical Bracket for Inspection 21 is by a rotating circular disk 51, fixed pedestal 521 and glide base 522 are formed, described fixed pedestal 521 is fixed on rotating circular disk 51, described fixed pedestal 521 is provided with connecting link 56, described glide base 522 slips on connecting link 56, the both sides described connecting link 56 being positioned at glide base 522 are provided with nut 57, when needing to regulate the distance between fixed pedestal 521 and glide base 522, first unscrew the nut 57 of glide base 522 both sides, glide base 522 is moved to suitable distance along connecting link 56, fastening nut 57 fixes glide base 522 again.Vee-block 53 is equipped with above described fixed pedestal 521 and glide base 522, joint pin 54 is provided with bottom described vee-block 53, described joint pin 54 is threaded with fixed pedestal 521 and glide base 522 respectively, and described joint pin 54 is provided with locating piece 55 and packing ring 551.When needing the height of the vee-block 53 regulated on fixed pedestal 521, first adjust loose locating piece 55, then post 54 is rotationally connected, make to move up and down in the threaded hole of the thread end of joint pin 54 on fixed pedestal 521, joint pin 54 is tightened with locating piece 55 again after adjusting to desired height, structure is simple, easy to operate.Described packing ring 551 makes joint pin 54 be connected tightr with fixed pedestal 521, and reduces damage.When needing the height of the vee-block 53 regulated on glide base 522, repeat above step.Described rotating circular disk 51 is also provided with motor cabinet 581, and described motor cabinet 581 is provided with motor 58, and the rotating shaft of described motor 58 is provided with axle sleeve 59.Axle sleeve 59 is enclosed within the minor axis 92 of bent axle 9, utilizes the rotating shaft of motor 58 to drive axle sleeve 59 rotate thus be with dynamic crankshaft 9 to rotate.
Described eccentricity detecting support 22 is made up of a supporting seat 61 and two V-shape bases 62.Described V-shape base 62 is connected with supporting seat 61 is up and down, described supporting seat 61 both sides are provided with groove 63, described V-shape base 62 is positioned at groove 63, the first spring 64 is provided with bottom described groove 63, described first spring is connected with bottom V-shape base 62, described V-shape base 62 both sides are provided with link slot 65, the card column 67 being provided with the second spring 66 in described link slot 65 and being connected with the second spring 66, described supporting seat 61 is at least provided with two groups of bayonet sockets 68 matched with card column 67, described card column 67 is by the second spring 66 and bayonet socket 68 clamping.When needing the height regulating V-shape base 62 downwards, pressing card column 67 makes card column 67 under the compression of the second spring 66, depart from the bayonet socket 68 with its clamping, then to pressing down V-shape base 62, when touching the bayonet socket 68 comparatively when card column 67, be connected on the bayonet socket 68 comparatively under the rebound effect of the second spring 66; When needing the height upwards regulating V-shape base 62, pressing card column 67 makes card column 67 under the compression of the second spring 66, depart from the bayonet socket 68 with its clamping, V-shape base 62 moves upward under the rebound effect of the first spring 64, until snap fit onto under the effect that rebounds at the second spring 66 of card column 67 on the bayonet socket 68 comparatively gone up.Described test flat plate 1 is positioned at below supporting seat 61 and is provided with guide groove 69, bottom described supporting seat 61, be provided with the slide block 691 coordinated with guide groove 69.Described test flat plate 1 is positioned at supporting seat 61 side and is provided with cylinder 8, the piston rod of described cylinder 8 is connected with supporting seat 61, and the piston rod of described cylinder 8 promotes supporting seat 61 and moves around on test flat plate 1 along guide groove 69.Described vee-block 53 and V-shape base 62 are provided with dismountable wear-resistant pad 7.By placing wear-resistant pad 7 on vee-block 53 and V-shape base 62, bent axle 9 being placed on the defect such as decorative pattern, scuffing that can not cause Bracket for Inspection 2 when vee-block 53 and V-shape base 62 rotate, only need changing wear-resistant pad 7 when wear-resistant pad 7 weares and teares larger, easy to maintenance.
During real work: when the cylindrical defect of bent axle 9 will be detected, the major axis 91 of bent axle 9 is placed on the vee-block 53 of cylindrical Bracket for Inspection 21, according to the length of bent axle 9 and the angle highly regulating rotating circular disk 51, the height of the distance between fixed pedestal 521 and glide base 522 and two vee-blocks 53, the two ends of major axis 91 are made to be in same level position and major axis 91 outer wall touches the gauge head of cylindrical dial gauge 41 just, the minor axis 92 of bent axle 9 is inserted in axle sleeve 59, starter motor 58, the axis of rotation of motor 58 drives axle sleeve 59 to rotate thus is with dynamic crankshaft 9 to rotate and measures.When the eccentric throw of bent axle 9 will be detected, the major axis 91 of bent axle 9 is placed on the V-shape base 62 of eccentricity detecting support 22, regulate the distance between V-shape base 62 and supporting seat 61 and utilize cylinder 8 to promote supporting seat 61 and regulate distance between supporting seat 61 and eccentric dial gauge 42, the gauge head of eccentric dial gauge 42 is made just to contact minor axis 92 outer wall of bent axle 9, slowly turning crankshaft 9, pointer on eccentric dial gauge 42 deflects, on eccentric dial gauge 42, pointer indicates the general of the difference of maximal value and minimum value and just equals eccentric throw, thus just can determine that whether major axis 91 is qualified with the eccentric throw of minor axis 92.
The utility model is applicable to the eccentric and cylindrical defect of the detection of the bent axle 9 of different model specification, installation, fast easy to adjust, highly versatile, improve work efficiency, part steady positioning, accurately, measuring accuracy is high, decrease the labor capacity of testing staff, greatly raising detection efficiency.
Above-described embodiment only illustrates inventive concept of the present utility model for explaining, but not the restriction to the utility model rights protection, all changes utilizing this design the utility model to be carried out to unsubstantiality, all should fall into protection domain of the present utility model.
Claims (5)
1. a tractor crankshaft device, comprise test flat plate (1), Bracket for Inspection (2), magnetic stand (3) and dial gauge (4), it is characterized in that: described dial gauge (4) comprises cylindrical dial gauge (41) and eccentric dial gauge (42), described cylindrical dial gauge (41) is vertically set on magnetic stand (3), described eccentric dial gauge (42) is horizontally set on magnetic stand (3), described Bracket for Inspection (2) comprises cylindrical Bracket for Inspection (21) and eccentricity detecting support (22), described cylindrical Bracket for Inspection (21) is by a rotating circular disk (51), fixed pedestal (521) and glide base (522) are formed, described fixed pedestal (521) is fixed on rotating circular disk (51), described fixed pedestal (521) is provided with connecting link (56), described glide base (522) slips on connecting link (56), the both sides described connecting link (56) being positioned at glide base (522) are provided with nut (57), described fixed pedestal (521) and glide base (522) top are equipped with vee-block (53), described vee-block (53) bottom is provided with joint pin (54), described joint pin (54) is threaded with fixed pedestal (521) and glide base (522) respectively, described rotating circular disk (51) is also provided with motor cabinet (581), described motor cabinet (581) is provided with motor (58), the rotating shaft of described motor (58) is provided with axle sleeve (59), described eccentricity detecting support (22) is made up of a supporting seat (61) and two V-shape bases (62), described V-shape base (62) is connected with supporting seat (61) is up and down, described test flat plate (1) is positioned at supporting seat (61) below and is provided with guide groove (69), described supporting seat (61) bottom is provided with the slide block (691) coordinated with guide groove (69), described test flat plate (1) is positioned at supporting seat (61) side and is provided with cylinder (8), the piston rod of described cylinder (8) is connected with supporting seat (61), the piston rod of described cylinder (8) promotes supporting seat (61) and moves around on test flat plate (1) along guide groove (69).
2. a kind of tractor crankshaft device according to claim 1, is characterized in that: described joint pin (54) is provided with locating piece (55) and packing ring (551).
3. a kind of tractor crankshaft device according to claim 1, it is characterized in that: described supporting seat (61) both sides are provided with groove (63), described V-shape base (62) is positioned at groove (63), described groove (63) bottom is provided with the first spring (64), described first spring (64) is connected with V-shape base (62) bottom, described V-shape base (62) both sides are provided with link slot (65), the card column (67) being provided with the second spring (66) in described link slot (65) and being connected with the second spring (66), described supporting seat (61) is at least provided with two groups of bayonet sockets (68) matched with card column (67), described card column (67) is by the second spring (66) and bayonet socket (68) clamping.
4. a kind of tractor crankshaft device according to claim 1, it is characterized in that: described magnetic stand (3) comprises a montant (31) and a cross bar (32), described montant (31) is hinged with cross bar (32), and described cylindrical dial gauge (41) is hinged on cross bar (32).
5. a kind of tractor crankshaft device according to claim 1, is characterized in that: described vee-block (53) and V-shape base (62) are provided with dismountable wear-resistant pad (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519037.5U CN204788144U (en) | 2015-07-16 | 2015-07-16 | Bent shaft detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519037.5U CN204788144U (en) | 2015-07-16 | 2015-07-16 | Bent shaft detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204788144U true CN204788144U (en) | 2015-11-18 |
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ID=54528168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520519037.5U Expired - Fee Related CN204788144U (en) | 2015-07-16 | 2015-07-16 | Bent shaft detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204788144U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333787A (en) * | 2015-12-10 | 2016-02-17 | 重庆凯西驿电子科技有限公司 | Detection device for gear shaft |
| CN105333788A (en) * | 2015-12-14 | 2016-02-17 | 重庆凯西驿电子科技有限公司 | Gear shaft rapid detection mechanism |
| CN107356187A (en) * | 2017-07-11 | 2017-11-17 | 哈尔滨工程大学 | A kind of eccentric measure device of motor gas-gap |
-
2015
- 2015-07-16 CN CN201520519037.5U patent/CN204788144U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333787A (en) * | 2015-12-10 | 2016-02-17 | 重庆凯西驿电子科技有限公司 | Detection device for gear shaft |
| CN105333788A (en) * | 2015-12-14 | 2016-02-17 | 重庆凯西驿电子科技有限公司 | Gear shaft rapid detection mechanism |
| CN107356187A (en) * | 2017-07-11 | 2017-11-17 | 哈尔滨工程大学 | A kind of eccentric measure device of motor gas-gap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20170716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |