CN207673832U - gear testing device - Google Patents

Abstract

The utility model discloses a kind of gear testing device, for examining several gear under test simultaneously, wherein, the gear testing device includes rack, driving device and several master gears, the driving device is set in the rack, drive connection is mutually in step between the master gear, each master gear is at least meshed with a gear under test, the driving device drives the master gear to rotate synchronously, and the master gear drives the gear under test rotation of engagement.Therefore, it drives master gear to rotate synchronously by driving device, gear under test rotation is further driven by master gear so that multiple gear under test can be detected simultaneously, increase the efficiency of test.

Description

Gear testing device

Technical field

The utility model is related to test device more particularly to a kind of gear testing devices.

Background technology

With the rapid development of society, in order to facilitate the various productions of the mankind need, more and more mechanical devices also by It produces therewith.Wherein, gear and its gear product are the important foundation part of mechanical device, most complete set of machines Primary drive component be all gear drive, therefore it is also increasing for the demand of gear, for some more accurate machineries Equipment, the gear for needing corresponding production more accurate.

Existing gear needs that after examining qualifying commodity selling could be used as, is wrapped in inspection project after completing The monodentate to gear, one week, centre-to-centre spacing and variable quantity are included, furthermore the flank of tooth can be coloured, sees the location and shape of contact (area) pattern Come the engagement situation etc. for judging it；In the not high gear testing of required precision, the gear testing utilized is mainly wrapped with device Driving device and a master gear are included, gear under test is engaged with a master gear generally, is then driven by driving device Then dynamic master gear rotation observes gear under test to be detected to gear under test, specific observation method can be logical The number of turns for being provided with counter calculation one corotation of gear under test is crossed, or by being marked with score line in gear under test, is then observed Position when gear under test stops operating where score line, still, existing gear testing have following defect with device：The tooth Wheel detection device can only drive a gear under test every time, and then cause detection efficiency low.

Therefore, there is an urgent need for a kind of gear testings that can drive multiple gear under test wheels progress while detection simultaneously to be solved with device Certainly drawbacks described above.

Invention content

The purpose of this utility model is to provide a kind of teeth that multiple gear under test wheels can be driven to carry out while detecting simultaneously Take turns device for testing.

To achieve the goals above, the utility model provides a kind of gear testing device, several for examining simultaneously A gear under test, the gear testing device include rack, driving device and several master gears, and the driving device is set to In the rack, drive connection is mutually in step between the master gear, each master gear is at least described to be measured with one Gear is meshed, and the driving device drives the master gear to rotate synchronously, and the master gear drives the described of engagement to wait for Survey gear rotation.

Preferably, the gear testing device further includes worm mechanism and base mechanism, the worm mechanism is by institute It states base mechanism to be fixed on the rack, the gear under test is sheathed on the worm mechanism, the worm mechanism driving The gear under test is connected or disconnected from realizing with the master gear along the axial movement of the worm mechanism.

Preferably, the worm mechanism is equipped with abutting part, the abutting part is projected radially outward along worm mechanism, described Gear under test is positioned on the abutting part.

Preferably, the worm mechanism is additionally provided with fixing piece, the fixing piece is sheathed on the worm mechanism, described solid Determine part the gear under test is pressed on the abutting part.

Preferably, the driving device includes central gear, the master gear is engaged with the central gear, described Between master gear Synchronous Transmission connection is realized by the central gear.

Preferably, the master gear is in isometrical distribution by the center of circle of the central gear.

Preferably, the driving device further includes driving cylinder and rackwork, the driving cylinder drives the rack Mechanism is moved along the tangential direction of the central gear, and the rackwork drives the central gear rotation.

Preferably, the driving device further includes drive gear mechanism, the rackwork and the drive gear mechanism It is meshed and the drive gear mechanism is driven to rotate, the drive gear mechanism is meshed with the central gear, the tooth Mechanism drives the central gear to rotate by the drive gear mechanism.

Preferably, the drive gear mechanism includes gear shaft and transmission gear, the transmission gear is sheathed on the tooth On wheel shaft, the rackwork drives the gear shaft to rotate and the transmission gear is driven to rotate together, the transmission gear It is connect with the central gear and the central gear is driven to rotate.

Preferably, being also radially outward convexly equipped with fastener, the transmission gear along the gear shaft on the gear shaft It is connected together by the fastener and the gear shaft.

Compared with prior art, due to the gear testing device of the utility model, for examining several to be measured simultaneously Gear, gear testing device include rack, driving device and several master gears, and driving device is set in rack, full-height tooth Drive connection is mutually in step between wheel, each master gear is at least meshed with a gear under test, and driving device drives full-height tooth Wheel rotates synchronously, and master gear drives the gear under test rotation of engagement.Therefore, it drives master gear to synchronize by driving device to turn It is dynamic, gear under test rotation is further driven by master gear so that multiple gear under test can be detected simultaneously, increase survey The efficiency of examination.

Description of the drawings

Fig. 1 is the dimensional structure diagram of the gear testing device of the utility model.

Fig. 2 is the side view of the gear testing device of the utility model.

Fig. 3 is that the gear under test of the utility model is sheathed on the dimensional structure diagram of worm mechanism.

Fig. 4 is the partition structural schematic diagram of the drive gear mechanism of the utility model.

Specific implementation mode

For the technology contents that the present invention will be described in detail, construction feature, the effect of realization, below in conjunction with embodiment and coordinate Attached drawing is explained in detail.

It please refers to Fig.1 to Fig. 2, the gear testing device 100 of the utility model is used for while examining several teeth to be measured Wheel 200.Wherein, the gear testing of the utility model device 100 includes rack (not shown), driving device 20 and four marks Quasi- gear 30.For example, the quantity of master gear 30 can also be arranged as required into two, three or four or more it is more It is a, but not limited to this；Driving device 20 is set in rack, and drive connection is mutually in step between four master gears 30, specifically, Four master gears 30 surround a rectangular configuration, but not limited to this；16 gear under test 200 respectively with four master gears 30 are meshed, and are preferably, every four gear under test 200 are meshed with a master gear 30, but not limited to this；It only needs to protect Each master gear 30 is demonstrate,proved at least to connect with a gear under test 200；When driving device 20 drives four master gears 30 When synchronous rotation, each master gear 30 respectively drives four gear under test 200 being attached thereto to rotate together.For example, The quantity of gear under test 200 can be arranged as required to there are one, two, three or three or more it is multiple in addition to 16, It may not be and evenly distribute between gear under test 200 and master gear 30, that is, can be equipped with quantity not on each master gear 30 Equal gear under test 200, but not limited to this；More specifically, as follows：

Please continue to refer to Fig. 1 to Fig. 2, in the present embodiment, gear testing device 100 further includes worm mechanism 40 and bottom Seat mechanism 50.Worm mechanism 40 is fixed on by base mechanism 50 in rack, for removably between base mechanism 50 and rack Connection, therefore different needs can be corresponded to and connect the worm mechanism of different sizes 40 with rack, but be not limited to This；Each gear under test 200 is sheathed on a worm mechanism 40, and worm mechanism 40 drives gear under test 200 along worm mechanism 40 axial movement is connected or disconnected from realizing with master gear 30, and specifically, worm mechanism 40 is from master gear 30 Lower section in same level, then use master gear 30 to tooth to be measured to master gear 30 transport of gear under test 200 Wheel 200 is detected, it is to be detected it is complete after, worm mechanism 40 continues to drive lower horizontal of the gear under test 200 to master gear 30 It is moved at face to take gear under test 200 away, but not limited to this.

With continued reference to FIG. 3, in the present embodiment, worm mechanism 40 is equipped with abutting part 41 and fixing piece 42, abutting part 41 Along projecting radially outward for worm mechanism 40, gear under test 200 is positioned on abutting part 41, passes through the abutting part 41 outwardly protruded Gear under test 200 is steadily fixed, but not limited to this；Fixing piece 42 is sheathed on worm mechanism 40, and fixing piece 42 will be to be measured Gear 200 is pressed on abutting part 41, prevents from, since the velocity of rotation of master gear 30 is too fast in detection process, driving to be measured Gear 200 falls off from the top of worm mechanism 40, but not limited to this.

Please continue to refer to Fig. 1, Fig. 2 and Fig. 4, in the present embodiment, driving device 20 includes central gear 21, driving gas Cylinder 22, rackwork 23 and drive gear mechanism 24.Four master gears 30 are engaged with central gear 21, four master gears Synchronous Transmission rotation is realized by central gear 21, ensure that each master gear 30 by the same central gear 21 between 30 Driving, is conducive to be compared between each master gear 30, is further conducive to find that master gear 30 causes because of abrasion Inaccurate phenomenon is measured, but not limited to this；Preferably it is that master gear 30 is in isometrical distribution with the 21 circle of position heart of central gear, But not limited to this；22 drive rack mechanism 23 of driving cylinder is moved along the tangential direction of central gear 21, and rackwork 23 drives Central gear 21 rotates, and by the reciprocating motion of rackwork 23, central gear 21 can be driven to rotate in different directions, but not It is limited to this；Rackwork 23 be meshed with drive gear mechanism 24 and drive drive gear mechanism 24 rotate, rackwork 23 by Central gear 21 is driven to rotate by drive gear mechanism 24, in the present embodiment, there are two drive gear mechanisms 24, one of them Drive gear mechanism 24 is connect with rackwork 23, another drive gear mechanism 24 is meshed with central gear 21, but unlimited In this.

Please continue to refer to Fig. 1, Fig. 2 and Fig. 4, in the present embodiment, drive gear mechanism 24 includes gear shaft 241, transmission Gear 242 and the lock solid structure 243 for locking together gear shaft 241 and transmission gear 242, lock solid structure 243 distinguish position In the both sides of transmission gear 242, transmission gear 242 is sheathed on gear shaft 241, and rack drives gear shaft 241 is rotated and driven Transmission gear 242 rotates together, and transmission gear 242 connect with central gear 21 and central gear 21 is driven to rotate, but is not limited to This；It is radially outward also convexly equipped with fastener 241a along gear shaft 241 on gear shaft 241, transmission gear 242 is by fastener 241a is connected together with gear shaft 241, and transmission gear 242 is closely snapped on gear shaft 241 by fastener 241a, The transmission gear 242 in rotary course is avoided to be detached from gear shaft 241, but not limited to this.

Compared with prior art, since the gear testing device 100 of the utility model is used for while several being examined to wait for Survey gear 200, wherein gear testing device 100 includes rack 10, driving device 20 and several master gears 30, driving dress Set 20 to be set in rack 10, be mutually in step drive connection between master gear 30, each master gear 30 at least with a tooth to be measured Wheel 200 is meshed, and driving device 20 drives master gear 30 to rotate synchronously, and master gear 30 drives the gear under test 200 of engagement Rotation.Therefore, it drives master gear 30 to rotate synchronously by driving device 20, tooth to be measured is further driven by master gear 30 200 rotation of wheel so that multiple gear under test 200 can be detected simultaneously, increase the efficiency of test.

Above disclosed is only the preferred embodiments of the utility model, and effect is to facilitate those skilled in the art Understand and implement according to this, the interest field of the utility model cannot be limited with this certainly, therefore special according to the present utility model application Equivalent variations made by sharp range still fall within the range that the utility model is covered.

Claims (10)

1. a kind of gear testing device, for examining several gear under test simultaneously, it is characterised in that：The gear testing is used Device includes rack, driving device and several master gears, and the driving device is set in the rack, the master gear it Between be mutually in step drive connection, each master gear is at least meshed with a gear under test, and the driving device is driven The dynamic master gear rotates synchronously, and the master gear drives the gear under test rotation of engagement.

2. gear testing device as described in claim 1, it is characterised in that：The gear testing device further includes worm screw Mechanism and base mechanism, the worm mechanism are fixed on the rack by the base mechanism, and the gear under test is arranged In on the worm mechanism, the worm mechanism drive the gear under test along the axial movement of the worm mechanism with realize with The master gear is connected or disconnected from.

3. gear testing device as claimed in claim 2, it is characterised in that：The worm mechanism is equipped with abutting part, described Abutting part is projected radially outward along worm mechanism, and the gear under test is positioned on the abutting part.

4. gear testing device as claimed in claim 3, it is characterised in that：The worm mechanism is additionally provided with fixing piece, institute It states fixing piece to be sheathed on the worm mechanism, the gear under test is pressed on the abutting part by the fixing piece.

5. gear testing device as described in claim 1, it is characterised in that：The driving device includes central gear, institute It states master gear to engage with the central gear, realizes that Synchronous Transmission connects by the central gear between the master gear It connects.

6. gear testing device as claimed in claim 5, it is characterised in that：The master gear is with the central gear The center of circle is in isometrical distribution.

7. gear testing device as claimed in claim 5, it is characterised in that：The driving device further include driving cylinder and Rackwork, the driving cylinder drive the rackwork to be moved along the tangential direction of the central gear, the rack machine Structure drives the central gear rotation.

8. gear testing device as claimed in claim 7, it is characterised in that：The driving device further includes driving cog turbine Structure, the rackwork are meshed with the drive gear mechanism and the drive gear mechanism are driven to rotate, the driving cog Wheel mechanism is meshed with the central gear, and the rackwork drives the centre tooth to rotate by the drive gear mechanism It is dynamic.

9. gear testing device as claimed in claim 8, it is characterised in that：The drive gear mechanism include gear shaft and Transmission gear, the transmission gear are sheathed on the gear shaft, and the rackwork drives the gear shaft to rotate and drive The transmission gear rotates together, and the transmission gear connect with the central gear and the central gear is driven to rotate.

10. gear testing device as claimed in claim 9, it is characterised in that：Also along the gear shaft on the gear shaft Be radially outward convexly equipped with fastener, the transmission gear is connected together by the fastener and the gear shaft.