CN208736288U - A kind of feed screw nut's internal screw thread detection device - Google Patents
A kind of feed screw nut's internal screw thread detection device Download PDFInfo
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- CN208736288U CN208736288U CN201821670810.8U CN201821670810U CN208736288U CN 208736288 U CN208736288 U CN 208736288U CN 201821670810 U CN201821670810 U CN 201821670810U CN 208736288 U CN208736288 U CN 208736288U
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Abstract
A kind of feed screw nut's internal screw thread detection device, including bottom plate, support plate and top plate, screw rod is equipped at left and right sides of the bottom plate upper end, screw rod lower end outside is equipped with worm gear, worm screw is equipped between the worm gear of left and right, worm screw rear and front end is equipped with rotary shaft, second bearing is equipped on the outside of the rotary shaft of front end, shutter is equipped on the outside of second bearing, rotary shaft front end is equipped with rotating disk, thread barrel is equipped on the outside of the screw rod middle-end of left and right, fixed plate is equipped between the thread barrel of left and right, dead plate upper end is equipped with "V"-block, nut body is placed in "V"-block, measuring technical hole is provided on the outside of nut body upper end, rotation screw thread is equipped on the inside of nut body, measuring rod is equipped on the inside of nut body, measuring rod front end outer side is threaded with fixture nut, fixture nut front end is equipped with interconnecting piece, interconnecting piece lower end is equipped with supporting block, supporting block is located on shutter Transverse plane center, measuring technical hole upper end are equipped with fixed device.
Description
Technical field
The utility model relates to feed screw nut's internal screw thread testing equipment fields more particularly to a kind of feed screw nut's internal screw thread to examine
Measurement equipment.
Background technique
Currently, the working principle of ball screw: being machined with arc helicla flute on lead screw and nut, be sleeved on when them
Spiral rolling track can be formed when together, and fills up ball in raceway, when lead screw makes rotating motion inch relative to nut, sent out between the two
Raw axial displacement and ball then can pass through backhaul along rolling path rolling reducing friction resistance, after ball rolls across a few on lead screw
Guide device (ball-returning device) is rolled back one by one to the return for constituting a closure between lead screw and nut.So in processed filament
The lead that will guarantee the feed screw nut processed when stem nut is required lead, could be matched with ball screw produced
Set uses, so needing one kind that can quickly detect whether nut inner thread detection device carrys out the quick feed screw nut for detecting production
Qualification improves production efficiency and the quality of production to reduce rejection rate, increases factory's income.
Utility model content
The utility model will solve the above-mentioned problems of the prior art, provide a kind of detection work of feed screw nut's internal screw thread
Skill and its detection device, using this feed screw nut's internal screw thread characterization processes and detection device can simple and quick detection given birth to
Whether the feed screw nut of production meets production standard, improves detection efficiency, and the quality of production of guarantee indirectly reduces worker's work
Intensity improves production efficiency, increases factory's income.
The utility model solves the technical solution of its technical problem use: the detection device of this feed screw nut's internal screw thread,
Including bottom plate, support plate and top plate, it is fixedly connected with support plate at left and right sides of the bottom plate upper end, support plate upper end is fixedly connected
There is top plate, screw rod is rotatably connected at left and right sides of the bottom plate upper end, screw rod is located on the inside of support plate, the left and right screw rod lower end
Outside is fixedly connected with worm gear, and worm screw is sequentially connected between the worm gear of left and right, and worm screw rear and front end is equipped with rotary shaft, rear end
First bearing is equipped on the outside of the rotary shaft, outside is equipped with bearing block on the outside of first bearing, is equipped on the outside of rotary shaft described in front end
Equally distributed second bearing, is equipped with shutter on the outside of second bearing, and shutter front end center position is provided with fixation hole, and described the
Two bearings are fixedly mounted on the inside of fixation hole, and the rotary shaft front plan is fixedly connected with rotating disk, and rotating disk, which is located at, blocks
On the outside of front edge of board, the thread barrel being threadedly coupled, the company of fixation between the thread barrel of left and right are equipped on the outside of the screw rod middle-end of left and right
It is connected to fixed plate, dead plate upper end is equipped with "V"-block, and nut body is placed in "V"-block, is provided on the outside of nut body upper end
Measuring technical hole, nut body inside are equipped with rotation screw thread, and the fixing end of the nut body abuts against "V"-block right end plane
On, it is equipped with measuring rod on the inside of the nut body, is equipped with measuring head, the measuring rod front end outer side screw thread on the downside of measurement rod rear end
It is connected with fixture nut, fixture nut front end is equipped with interconnecting piece, and interconnecting piece lower end is equipped with supporting block, and supporting block is fixedly connected on screening
Baffle upper end planar central position, the measuring technical hole upper end are equipped with fixed device, and fixed device includes being located at measurement technique
Fixed pin on the inside of hole, fixed pin and the measuring head are on same straight line straight down, are set on the outside of fixed pin middle-end
There is spring card, the fixed pin upper end is equipped with sliding part, moving portion is equipped on the outside of sliding part, is provided with sliding on the inside of moving portion
Slot, the sliding part are slidably connected in sliding groove, and spring is equipped between the sliding part and spring card, and spring, which is located at, to be fixed
Pin outside, makes a call to a measuring technical hole in nut body while machining internal thread, only clamped one time, guarantee are fixed in the process
Position precision becomes the detection of feed screw nut's internal screw thread according to the different measuring technical hole of different lead of screw thread Working positions
Simply, quickly and conveniently.
In order to further perfect, the top plate upper end planar central position is provided with locating slot, is provided at left and right sides of locating slot
Bolt slot, the moving portion upper end pass through top plate and are located on the inside of locating slot, and fixed-wing is equipped at left and right sides of the moving portion upper end,
Fixed-wing is bolted to connection on the inside of locating slot, allows fixed device according to the difference opened on different feed screw nuts
The measuring technical hole of position carries out front and back adjusting, in order to adapting to the detection of different feed screw nuts.
The utility model has the advantages that: the utility model present invention is beaten while machining internal thread in nut body
One measuring technical hole, only clamped one time, guarantee positioning accuracy are different according to different lead of screw thread Working positions in the process
Measuring technical hole, so that the detection of feed screw nut's internal screw thread is become simple, quick, accurate and conveniently, improve detection efficiency, protect
The quality of production of card indirectly reduces worker's working strength, improves production efficiency, increases factory's income, fixed device can root
Front and back adjusting is carried out according to the measuring technical hole for the different location opened on different feed screw nuts, in order to adapt to different screw rod spiral shells
Female detection.
Detailed description of the invention
Fig. 1 is front view of the invention；
Fig. 2 is view of the Fig. 1 on the direction C-C；
Fig. 3 is the enlarged drawing of part A in Fig. 2；
Fig. 4 is the enlarged drawing of part B in Fig. 1；
Fig. 5 is top view of the invention.
Description of symbols: 1, bottom plate, 2, support plate, 3, top plate, 4, screw rod, 5, worm gear, 6, worm screw, 7, rotary shaft, 8,
First bearing, 9, bearing block, 10, second bearing, 11, shutter, 12, fixation hole, 13, rotating disk, 14, thread barrel, 15, fixation
Plate, 16, "V"-block, 17, nut body, 18, measuring technical hole, 19, rotation screw thread, 20, measuring rod, 21, measuring head, 22, solid
Determine nut, 23, interconnecting piece, 24, supporting block, 25, fixed pin, 26, spring card, 27, sliding part, 28, moving portion, 29, sliding
Slot, 30, spring, 31, locating slot, 32, bolt slot, 33, fixed-wing
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
Referring to attached drawing 1-5: a kind of feed screw nut's internal screw thread detection device in the present embodiment, including bottom plate 1,2 and of support plate
Top plate 3, it is characterized in that: being fixedly connected with support plate 2 at left and right sides of 1 upper end of the bottom plate, 2 upper end of support plate is fixedly connected with top
Plate 3,1 upper end of the bottom plate left and right sides are rotatably connected to screw rod 4, and screw rod 4 is located on the inside of support plate 2, under the screw rod 4 of left and right
End outside is fixedly connected with worm gear 5, and worm screw 6 is sequentially connected between the worm gear 5 of left and right, and 6 rear and front end of worm screw is equipped with rotation
Axis 7 is equipped with first bearing 8 on the outside of rotary shaft 7 described in rear end, and 8 outside outside of first bearing is equipped with bearing block 9, revolves described in front end
It is equipped with equally distributed second bearing 10 on the outside of shaft 7, is equipped with shutter 11,11 front end center of shutter on the outside of second bearing 10
Position is provided with fixation hole 12, and the second bearing 10 is fixedly mounted on 12 inside of fixation hole, and 7 front plan of rotary shaft is fixed
It is connected with rotating disk 13, rotating disk 13 is located at 11 front end outer side of shutter, is equipped with and is threadedly coupled on the outside of 4 middle-end of screw rod of left and right
Thread barrel 14, fixed plate 15 is fixedly connected between the thread barrel 14 of left and right, 15 upper end of fixed plate is equipped with "V"-block 16,
It is placed with nut body 17 in "V"-block 16, measuring technical hole 18,17 inside of nut body are provided on the outside of 17 upper end of nut body
Equipped with rotation screw thread 19, the fixing end of the nut body 17 is abutted against in 16 right end plane of "V"-block, the nut body 17
Inside is equipped with measuring rod 20, is equipped with measuring head 21 on the downside of 20 rear end of measuring rod, 20 front end outer side of measuring rod is threaded with
Fixture nut 22,22 front end of fixture nut are equipped with interconnecting piece 23, and 23 lower end of interconnecting piece is equipped with supporting block 24, and supporting block 24 is fixed to be connected
It connects in 11 upper end planar central position of shutter, 18 upper end of measuring technical hole is equipped with fixed device, and fixed device includes position
Fixed pin 25 in 18 inside of measuring technical hole, fixed pin 25 and the measuring head 21 are in same straight line straight down
On, it is equipped with spring card 26 on the outside of 25 middle-end of fixed pin, 25 upper end of fixed pin is equipped with sliding part 27, outside sliding part 27
Side is equipped with moving portion 28, is provided with sliding groove 29 on the inside of moving portion 28, the sliding part 27 is slidably connected in sliding groove 29, described
Spring 30 is equipped between sliding part 27 and spring card 26, spring 30 is located at 25 outside of fixed pin, holds level with both hands on the top plate 3
Face center is provided with locating slot 31, and bolt slot 32 is provided at left and right sides of locating slot 31, and 28 upper end of moving portion passes through top plate 3
Positioned at 31 inside of locating slot, fixed-wing 33,33 company of being bolted of fixed-wing are equipped at left and right sides of 28 upper end of moving portion
It connects in 31 inside of locating slot.
In use, fixed device to be moved to the detection position of corresponding feed screw nut, then will by bolt and fixed-wing 33
Moving portion 28 is fixed in locating slot 31, and nut body 17 is placed on 16 upper end of "V"-block, makes measuring rod 20 and measuring head 21
On the inside of feed screw nut, rotating disk 13 is rotated, the wheel 5 of holding for making worm screw 6 drive left and right ends rotates, so that screw rod 4 be made to rotate
Drive thread barrel 14 and fixed plate 15 to rise, be inserted into fixed pin 25 in measuring technical hole 18, at the same observe and measure first 21 whether
It falls in the screw thread in feed screw nut, when measuring head 21 is fallen in the screw thread in feed screw nut, the feed screw nut is qualified, instead
It, then it is unqualified.
Although the utility model is shown and described by reference to preferred embodiment, this profession is common
Technical staff is it is to be appreciated that within the scope of the claims, can make various variation in form and details.
Claims (2)
1. a kind of feed screw nut's internal screw thread detection device, including bottom plate (1), support plate (2) and top plate (3), it is characterized in that: described
It is fixedly connected with support plate (2) at left and right sides of bottom plate (1) upper end, support plate (2) upper end is fixedly connected with top plate (3), the bottom
It is rotatably connected to screw rod (4) at left and right sides of plate (1) upper end, screw rod (4) is located on the inside of support plate (2), under the left and right screw rod (4)
End outside is fixedly connected with worm gear (5), is sequentially connected between the left and right worm gear (5) worm screw (6), worm screw (6) rear and front end
Equipped with rotary shaft (7), first bearing (8) are equipped on the outside of rotary shaft (7) described in rear end, outside is equipped with axis on the outside of first bearing (8)
It holds seat (9), is equipped with equally distributed second bearing (10) on the outside of rotary shaft (7) described in front end, be equipped on the outside of second bearing (10)
Shutter (11), shutter (11) front end center position are provided with fixation hole (12), and the second bearing (10) is fixedly mounted on
Determine on the inside of hole (12), rotary shaft (7) front plan is fixedly connected with rotating disk (13), and rotating disk (13) is located at shutter
(11) front end outer side；
It is equipped with the thread barrel (14) being threadedly coupled on the outside of left and right the screw rod (4) middle-end, consolidates between the left and right thread barrel (14)
Surely it is connected with fixed plate (15), fixed plate (15) upper end is equipped with "V"-block (16), is placed with nut body in "V"-block (16)
(17), it is provided with measuring technical hole (18) on the outside of nut body (17) upper end, rotation screw thread (19) is equipped on the inside of nut body (17),
The fixing end of the nut body (17) abuts against in "V"-block (16) right end plane, is equipped on the inside of the nut body (17)
Measuring rod (20), measuring rod (20) rear end downside are equipped with measuring head (21), and measuring rod (20) front end outer side is threaded with
Fixture nut (22), fixture nut (22) front end are equipped with interconnecting piece (23), and interconnecting piece (23) lower end is equipped with supporting block (24), support
Block (24) is fixedly connected on shutter (11) upper end planar central position, and measuring technical hole (18) upper end is equipped with fixed dress
It sets, fixed device includes the fixed pin (25) on the inside of measuring technical hole (18), fixed pin (25) and the measuring head (21)
It is on same straight line straight down, is equipped with spring card (26) on the outside of fixed pin (25) middle-end, the fixed pin
(25) upper end is equipped with sliding part (27), is equipped with moving portion (28) on the outside of sliding part (27), is provided with sliding groove on the inside of moving portion (28)
(29), the sliding part (27) is slidably connected in sliding groove (29), sets between the sliding part (27) and spring card (26)
Have spring (30), spring (30) is located on the outside of fixed pin (25).
2. a kind of feed screw nut's internal screw thread detection device according to claim 1, it is characterized in that: the top plate (3) upper end
Planar central position is provided with locating slot (31), is provided with bolt slot (32) at left and right sides of locating slot (31), on the moving portion (28)
End is located on the inside of locating slot (31) across top plate (3), is equipped with fixed-wing (33) at left and right sides of moving portion (28) upper end, fixed
The wing (33) is bolted to connection on the inside of locating slot (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670810.8U CN208736288U (en) | 2018-10-16 | 2018-10-16 | A kind of feed screw nut's internal screw thread detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670810.8U CN208736288U (en) | 2018-10-16 | 2018-10-16 | A kind of feed screw nut's internal screw thread detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208736288U true CN208736288U (en) | 2019-04-12 |
Family
ID=66035297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821670810.8U Active CN208736288U (en) | 2018-10-16 | 2018-10-16 | A kind of feed screw nut's internal screw thread detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208736288U (en) |
-
2018
- 2018-10-16 CN CN201821670810.8U patent/CN208736288U/en active Active
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