CN211249838U - Multi-nut quick dismounting device with variable wheel base - Google Patents
Multi-nut quick dismounting device with variable wheel base Download PDFInfo
- Publication number
- CN211249838U CN211249838U CN201922264372.6U CN201922264372U CN211249838U CN 211249838 U CN211249838 U CN 211249838U CN 201922264372 U CN201922264372 U CN 201922264372U CN 211249838 U CN211249838 U CN 211249838U
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- spring
- variable
- nut
- strip
- 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.)
- Withdrawn - After Issue
Links
- 230000002265 prevention Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000239290 Araneae Species 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a variable wheel base quick assembly disassembly device of many nuts, include: the rotating shaft is connected with the inner bevel gear and the first outer bevel gear in a limiting way through the axial limiting piece; a plurality of second outer bevel gears meshed with the inner bevel gear are arranged between the inner bevel gear and the first outer bevel gear, a working rod is fixed at the center of each second outer bevel gear, a strip-shaped slideway corresponding to each working rod is arranged on a bottom plate of the shell, and each working rod penetrates out of the corresponding strip-shaped slideway; and a first spring is sleeved on each working rod, and two ends of the first spring are respectively contacted with the bottom plate and the second outer bevel gear. The utility model has the characteristics of rational in infrastructure stability, wheel base transform are swift in succession, convenient operation, use simple and easy, easily get up, the commonality is wide.
Description
Technical Field
The utility model relates to a nut dismouting technical field especially relates to a variable wheel base quick assembly disassembly device of many nuts.
Background
In the work of disassembling and assembling the rotary workpiece, it is very common to arrange the rotary workpieces of two to four nuts in a cross. Most of the existing wrenches are of a single-nut dismounting structure, the number of times is large when the wrenches are used for dismounting the rotating workpieces, the wrenches are not convenient enough, most of the wrenches can only dismount single workpieces, the wrenches cannot be quickly dismounted, the dismounting number is reduced, and the ideal tool using conditions of users cannot be met.
At present, in the maintenance process of automobile engines and tooling equipment, a plurality of symmetrical and non-equidistant nuts are frequently required to be disassembled and assembled simultaneously, however, no device capable of simultaneously disassembling a plurality of symmetrical and non-equidistant nuts is available in the market at present. Maintenance personnel can only disassemble and assemble the nuts one by one usually, so that the phenomena of low working efficiency and difficult uniform moment in disassembly and assembly are caused.
A chinese utility model patent that publication number is CN205572284U discloses a many nuts dismouting device of variable centre-to-centre spacing, as shown in fig. 1, including planet carrier 01, planet carrier 01 is equipped with central through-hole 02 and centers on a plurality of bar holes that central through-hole 02 set up, the length direction in bar hole is directional central through-hole 02's center, set up rotatable sun gear 03 in the central through-hole 02, sun gear 03's pivot center is equipped with drive connection structure, the downthehole adjusting block 04 that is equipped with of bar, adjusting block 04 constitutes the planet wheel hole with bar hole one end, with the planet wheel 05 of sun gear 03 meshing is rotatable to be set up the planet wheel is downthehole, the rotation axis position of planet wheel 05 is equipped with the sleeve. The utility model discloses a though can change centre-to-centre spacing and carry out dismouting operation to a plurality of nuts simultaneously, still there is following defect: 1) when the center distance is changed, the sun gear needs to be replaced and the position of the adjusting block needs to be adjusted, so that the operation and the adjustment are very inconvenient. 2) The planet wheel hole is composed of an adjusting block 04 and one end of a strip-shaped hole, the center distance which can be changed is only two values, and the application range is narrow. 3) The planet wheel only contacts one side with the sun gear, and structural stability is poor, appears the dead trouble of card easily when the power of transmission between the two is too big, leads to many nuts dismouting device to be out of use.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a quick assembly disassembly device that overall structure is reasonable stable, wheel base transform is swift in succession, convenient operation, use are simple and easy, easy to get to the hand, the commonality is wide.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
The utility model provides a variable wheel base quick assembly disassembly device of many nuts which characterized in that includes: the rotating shaft is connected with one of the inner bevel gear and the first outer bevel gear through a further rotating limiting part so that the inner bevel gear or the first outer bevel gear can rotate along with the rotating shaft; a plurality of second external bevel gears are arranged between the internal bevel gear and the first external bevel gear, a working rod is fixed at the center of each second external bevel gear, a bottom plate of the shell is provided with a strip-shaped slideway corresponding to each working rod, each working rod penetrates out of the corresponding strip-shaped slideway, and the trend of each strip-shaped slideway is vertical to the axial direction of the rotating shaft; and a first spring is sleeved on each working rod, two ends of the first spring are respectively contacted with the bottom plate and the second external bevel gear, and the second external bevel gear is meshed with the internal bevel gear and the first external bevel gear under the action of elastic force provided by the first spring.
More preferably, a second spring is arranged between the first outer bevel gear and the inner bevel gear, the first outer bevel gear and the second outer bevel gear are kept in meshing balance under the combined action of the first spring and the second spring.
More preferably, the second spring cup joints in the pivot, the one end of second spring through first backing block, first interference prevention bearing with interior bevel gear contact, the other end of second spring through second backing block, second interference prevention bearing with first outer bevel gear contact.
More preferably, each strip-shaped slideway is provided with a sliding block, each sliding block is provided with a through hole for the working rod to penetrate through, and two ends of the first spring are respectively contacted with the sliding block and the second outer bevel gear.
More preferably, a third pad is arranged at one end of the first spring, and the third pad and the second outer bevel gear are separated by a third interference bearing; the other end of the first spring is in direct contact with the sliding block, and the sliding block is kept connected with the working rod through a ball bearing.
More preferably, the axial limiting part is a limiting nut mounted on the rotating shaft, and a fourth anti-interference bearing is arranged between the limiting nut and the first internal tapered gear.
More preferably, the rotation limiting part is a bar-shaped protrusion or a bar-shaped groove formed on the outer wall of the rotating shaft, and the direction of the bar-shaped protrusion or the bar-shaped groove is consistent with the axial direction of the rotating shaft.
More preferably, a fifth interference prevention bearing is provided between the housing and the internally tapered gear.
More preferably, the thickness of the first external bevel gear is greater than the thickness of the second external bevel gear.
More preferably, the outer end of the rotating shaft is connected with a telescopic variable-moment-arm folding rotary handle, the telescopic variable-moment-arm folding rotary handle comprises a first telescopic arm, a variable moment arm and a second telescopic arm which are sequentially connected in an inserting mode, the first telescopic arm and the second telescopic arm are L-shaped, and the variable moment arm is U-shaped.
The utility model has the advantages that:
firstly, when the working platform works actually, the bottom plate and the rotating shaft (handle) are pressed, the first outer bevel gear and the first inner bevel gear move relatively to drive the second outer bevel gear to move along the inner bevel gear, and meanwhile, the working rod expands outwards or contracts inwards along the strip-shaped slideway of the bottom plate to adjust and change the distance between the shafts; when the wheel base is consistent with that of the nut to be disassembled, the wrench head arranged on the working rod is sleeved with the nut to start rotating the rotating shaft to drive the second outer bevel gear to rotate, so that the purpose of simultaneously disassembling and assembling a plurality of nuts is achieved. Compared with the prior multi-nut dismounting device, the utility model organically combines the shell, the inner bevel gear, the first outer bevel gear and the second outer bevel gear, and utilizes the second outer bevel gear between the inner bevel gear and the first outer bevel gear to drive the working rod, so that the whole structure is reasonable and stable, the reliability is good, and the application force borne by the working rod is large; and along with the difference of pressing force, the wheel base of each working rod can be changed continuously, convenient operation, simple and easy use, easy operation, and wide universality.
A second spring is arranged between the first outer bevel gear and the inner bevel gear, and a first spring is arranged between the bottom plate and the second outer bevel gear in a combined manner; the internal bevel gear, the first external bevel gear and the second external bevel gear can keep meshing balance, and meshing failure caused by external force or vibration is avoided.
Thirdly, through setting up each base and each interference-proof bearing, avoid taking place to interfere because of relative motion between the spare part, further provide overall structure's stability and life.
And fourthly, the handle adopts a telescopic variable force arm folding rotary handle, and the purposes of labor saving and quick assembly and disassembly can be achieved through the variable force arm.
Drawings
Fig. 1 is a schematic structural view of a conventional multi-nut dismounting device.
Fig. 2 shows that the utility model provides a many nuts variable wheel base quick assembly disassembly device structure sketch map.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is a schematic view showing an assembly structure of the base plate and the slider.
Fig. 5 is a schematic view showing an assembly structure of the base plate and the housing.
Fig. 6 is an exploded view of the multi-nut variable wheelbase quick assembly/disassembly device according to the present invention.
Fig. 7 is a schematic view of a slider structure.
Fig. 8 is a schematic view of a cross shaft structure.
Description of reference numerals:
01: planet carrier, 02: central through hole, 03: sun gear, 04: adjusting block, 05: and a planet wheel.
1: folding twist grip of telescopic variable arm of force, 2: cross shaft, 3, 4, 14, 16: plane bearing, 5, 9, 15: a pad seat, 6: second spring, 7: outer shell, 8: internal bevel gear, 10: gasket, 11: roller bearing, 12: first external bevel gear, 13: second outer bevel gear, 17: nut, 18: first spring, 19: ball bearing, 20: slider, 21: bottom plate, 22: and (4) screws.
Detailed Description
In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
As shown in fig. 2-8, a multi-nut variable wheelbase quick-release device comprises: the telescopic variable force arm folding rotary handle 1 is connected to the cross shaft 2 and is detachable; the shell 7 is positioned at the outermost end, and a hole is formed at the position where the shell 7 is intersected with the cross shaft 2 to prevent interference; the inner bevel gear 8 is arranged in the shell 7, and the position where the inner bevel gear intersects with the cross shaft 2 is also a cross opening; the shell 7 and the inner bevel gear 8 are limited by the plane bearing 3 and prevented from interfering with each other; the disassembly and assembly power drives the inner bevel gear 8 to move through the telescopic variable force arm folding rotary handle 1 and the cross shaft 2; the first outer bevel gear 12 is positioned on the cross shaft 2 and limited on the cross shaft 2 through a nut 17 and a second spring 6, the first outer bevel gear 12 and the cross shaft 2 keep a clearance, and the second spring 6 prevents interference with the inner bevel gear 8 through the plane bearing 4; a cushion seat 5 is arranged between the second spring 6 and the plane bearing 4, two ends of the cushion seat 5 are both provided with grooves, one end is used for fixing the plane bearing 4, the other end is used for fixing the second spring 6, the cushion seat 5 is the same as the shell 7, and a through hole is formed to prevent the interference of the cross shaft 2; the spring is fixed between the second spring 6 and the first outer bevel gear 12 through a cushion seat 9; between the pad seat 9 and the nut 17, the roller bearing 11 and the plane bearing 16 are respectively used for keeping idle rotation of the first thick outer bevel gear 12 in the dismounting process, the pad seat 9 and the roller bearing 11 are prevented from mutual interference by using a gasket 10, and the plane bearing 16 and the nut 17 are prevented from mutual interference by using a gasket; a second outer bevel gear 13 meshed between the inner bevel gear 8 and the first outer bevel gear 12, wherein a working rod is fixed at the center of the second outer bevel gear, one end of the working rod is square and can be connected with different sleeves for operation, and the number of the second outer bevel gears 13 is 4, and internal balance is maintained through 4 first springs 18 and 4 second springs 6 respectively; one end of the first spring 18 is provided with a cushion seat 15 which is kept from interfering with the second outer bevel gear 13 through a plane bearing 14; the other end of the first spring 18 directly contacts a sliding block 20, and the sliding block 20 is kept connected with the working rod through a ball bearing 19; the bottom plate 21 of the shell 7 is provided with 4 strip-shaped slideways, the sliding block 20 is positioned in the strip-shaped slideways, and the bottom plate 21 is kept connected with the shell 7 through 8 screws 22 to fix the internal structure of the device.
The telescopic variable-moment-arm folding rotary handle 1 comprises a first telescopic arm, a variable moment arm and a second telescopic arm which are sequentially spliced, wherein the first telescopic arm and the second telescopic arm are L-shaped, and the variable moment arm is U-shaped; and two ends of the variable force arm respectively form a splicing structure with adjustable relative positions with the first telescopic arm and the second telescopic arm.
During actual work, the up-and-down motion of the first outer bevel gear 12 is utilized to drive the second outer bevel gear 13 to move along the inner bevel gear 8, the slide block 20 expands outwards along the slide way, the distance between the shafts of the working rod is increased, and therefore the disassembly and assembly of the cross-shaped arranged rotary workpiece in a certain range are adapted, and the required using effect is achieved. When the rotating shaft rotates, the inner bevel gear 8 drives the 4 second outer bevel gears 13 to rotate in the same direction, and the first outer bevel gear at the middle idles, does not provide power and only provides a fixing function. When the wrench is not used for operation, the internal gear balance is maintained by the meshing of different gears and the elastic force of 2 springs, and the elastic force of the second spring 6 is preferably larger than the sum of the elastic forces of 4 first springs 18.
When the multi-nut variable wheelbase quick dismounting device is used, the steps are as follows:
the method comprises the following steps: the plane bearing 3 is assembled between the shell 7 and the inner bevel gear 8, the cross shaft 2 moves inwards from outside, the plane bearing 4, the pad seat 5, the second spring 6, the pad seat 9, the gasket 10, the roller bearing 11, the first outer bevel gear 12, the plane bearing 16 and the gasket are sequentially assembled on the cross shaft 2, and the nut 17 is used for fixing along the threads of the cross shaft (2).
Step two: the slider 20 moves along the strip-shaped slide of the base plate 21 and is located at the innermost side, and the ball bearing 19 is fitted in the middle of the slider 20.
Step three: the first spring 18, the cushion seat 15, the plane bearing 14 and the second external bevel gear 13 are sequentially arranged, the shell part and the bottom plate part are matched, debugged and assembled, and the shell part and the bottom plate part are sequentially fixed by using screws 22.
Step four: the telescopic variable force arm folding rotary handle 1 is installed, the sleeve is installed on the working rod, the bottom plate is pressed to change the shaft diameter, and after the telescopic variable force arm folding rotary handle 1 is installed on a rotary workpiece needing to be disassembled and assembled, operation can be carried out by rotating.
The multi-nut quick dismounting device with the variable wheelbase is suitable for two to four nuts with the wheelbase of 90-120mm or other rotating workpieces. The shaft diameter can be changed by pressing the bottom plate, the tool can be fixed by sleeving the sleeve with the workpiece, the whole structure is reasonable and stable, the reliability is good, and the application force borne by the working rod is large; and along with the difference of pressing force, the wheel base of each work rod can be changeed in succession, convenient operation, use are simple and easy, easily get used, the commonality is wide, are applicable to the work scene of many, reach quick assembly disassembly's purpose.
As a variation of the above embodiment, the second spring is omitted and the first external bevel gear is axially restrained by nuts mounted on the upper and lower sides of the first external bevel gear.
As an alternative to the above embodiment, the spider is instead rotationally engaged with the first external bevel gear and rotationally connected with the internal bevel gear, and when the spider is in operation, the first external bevel gear drives the second external bevel gear to rotate, while the internal bevel gear idles, and does not provide power but only provides a fixing function.
As an alternative to the above embodiment, the cross shaft is replaced by a plum-blossom shaft or another rotating shaft with a strip-shaped protrusion or a strip-shaped groove on the surface, as long as one of the inner bevel gear and the first outer bevel gear can be rotated to limit the rotation and the other can be rotated to leave the space. The telescopic folding rotary handle with the variable force arm is replaced by other handles as long as the telescopic folding rotary handle can provide rotating force.
As an alternative to the above-mentioned embodiments, the size of each component is enlarged to achieve the purpose of being detachable and assembled in different axial diameter ranges, which is not limited to 90-120mm as exemplified in the above-mentioned embodiments.
As an alternative to the above-described embodiment, the number of the removable parts is increased by increasing the number of the second externally-toothed gears, and the present invention is not limited to the above-described embodiment.
As a deterioration of the above embodiment, each of the pad and the interference prevention bearing may be partially or entirely omitted, and is not limited to the above embodiment.
It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (10)
1. The utility model provides a variable wheel base quick assembly disassembly device of many nuts which characterized in that includes: the rotating shaft is connected with one of the inner bevel gear and the first outer bevel gear through a further rotating limiting part so that the inner bevel gear or the first outer bevel gear can rotate along with the rotating shaft;
a plurality of second external bevel gears are arranged between the internal bevel gear and the first external bevel gear, a working rod is fixed at the center of each second external bevel gear, a bottom plate of the shell is provided with a strip-shaped slideway corresponding to each working rod, each working rod penetrates out of the corresponding strip-shaped slideway, and the trend of each strip-shaped slideway is vertical to the axial direction of the rotating shaft;
and a first spring is sleeved on each working rod, two ends of the first spring are respectively contacted with the bottom plate and the second external bevel gear, and the second external bevel gear is meshed with the internal bevel gear and the first external bevel gear under the action of elastic force provided by the first spring.
2. The multi-nut variable wheelbase quick release device of claim 1 wherein a second spring is disposed between the first outer bevel gear and the inner bevel gear, the first outer bevel gear and the second outer bevel gear are in meshing balance under the combined action of the first spring and the second spring.
3. The multi-nut quick assembly disassembly device with the variable wheelbase according to claim 2, wherein the second spring is sleeved on the rotating shaft, one end of the second spring is in contact with the inner bevel gear through a first pad and a first interference prevention bearing, and the other end of the second spring is in contact with the first outer bevel gear through a second pad and a second interference prevention bearing.
4. The multi-nut quick assembly disassembly device with the variable wheelbase according to claim 1, wherein a sliding block is arranged on each strip-shaped slideway, a through hole for the working rod to penetrate through is formed in each sliding block, and two ends of the first spring are respectively in contact with the sliding block and the second outer bevel gear.
5. The multi-nut variable-wheelbase quick assembly disassembly device of claim 4, wherein a third pad is arranged at one end of the first spring, and the third pad is separated from the second bevel gear by a third interference bearing; the other end of the first spring is in direct contact with the sliding block, and the sliding block is kept connected with the working rod through a ball bearing.
6. The multi-nut variable wheelbase quick assembly disassembly device of claim 1 wherein the axial stop is a stop nut mounted on the shaft, and a fourth anti-interference bearing is disposed between the stop nut and the internally tapered gear.
7. The multi-nut quick assembly disassembly device with the variable wheelbase according to claim 1, wherein the rotation limiting member is a strip-shaped protrusion or a strip-shaped groove formed on the outer wall of the rotating shaft, and the direction of the strip-shaped protrusion or the strip-shaped groove is consistent with the axial direction of the rotating shaft.
8. The multi-nut variable wheelbase quick disconnect device of claim 1 wherein a fifth anti-interference bearing is provided between the housing and the internally tapered gear.
9. The multi-nut variable wheelbase quick release assembly disassembly device of claim 1 wherein the thickness of the first external bevel gear is greater than the thickness of the second external bevel gear.
10. The multi-nut quick dismounting and mounting device with the variable wheelbase according to claim 1, wherein a telescopic variable arm folding rotary handle is connected to the outer end of the rotating shaft, the telescopic variable arm folding rotary handle comprises a first telescopic arm, a variable arm and a second telescopic arm which are sequentially spliced, the first telescopic arm and the second telescopic arm are both L-shaped, and the variable arm is U-shaped; and two ends of the variable force arm respectively form a splicing structure with adjustable relative positions with the first telescopic arm and the second telescopic arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922264372.6U CN211249838U (en) | 2019-12-16 | 2019-12-16 | Multi-nut quick dismounting device with variable wheel base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922264372.6U CN211249838U (en) | 2019-12-16 | 2019-12-16 | Multi-nut quick dismounting device with variable wheel base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211249838U true CN211249838U (en) | 2020-08-14 |
Family
ID=71985016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922264372.6U Withdrawn - After Issue CN211249838U (en) | 2019-12-16 | 2019-12-16 | Multi-nut quick dismounting device with variable wheel base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211249838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883728A (en) * | 2019-12-16 | 2020-03-17 | 佛山职业技术学院 | Multi-nut quick dismounting device with variable wheel base |
-
2019
- 2019-12-16 CN CN201922264372.6U patent/CN211249838U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883728A (en) * | 2019-12-16 | 2020-03-17 | 佛山职业技术学院 | Multi-nut quick dismounting device with variable wheel base |
| CN110883728B (en) * | 2019-12-16 | 2024-06-21 | 佛山职业技术学院 | Multi-nut quick dismounting device with variable wheelbase |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211249838U (en) | Multi-nut quick dismounting device with variable wheel base | |
| CN103706985A (en) | Synchronous, double drive and multi-functional welding positioning machine | |
| CN115815651A (en) | Boring machine special for processing inner hole of roller sleeve | |
| CN113459026B (en) | Dismounting device | |
| CN110883728A (en) | Multi-nut quick dismounting device with variable wheel base | |
| CN113199270A (en) | Gear machining clamping device | |
| TWI458575B (en) | Combined magazine, tool set and its assembly method | |
| CN210524512U (en) | Adjustable fixture device for machining pipe fitting drilling | |
| CN211163727U (en) | Multi-nut quick assembly disassembly device | |
| CN212495635U (en) | Walk heart machine unit head and walk heart machine | |
| CN110788790A (en) | Multi-nut quick assembly disassembly device | |
| CN111993333B (en) | Assembling device and grabbing and positioning method for AT clutch assembly | |
| CN212191341U (en) | Be absorbed in drill bit in processing axle flange hole | |
| CN209774486U (en) | Anti-loose adjustable wrench | |
| TWI426011B (en) | Robot arm assembly | |
| CN213438326U (en) | Ejector rod device for circumferential positioning of differential shell | |
| CN211940681U (en) | Electric screwdriver | |
| CN219837707U (en) | Detachable assembled metal wrench | |
| CN215825228U (en) | Steering wheel extracting tool | |
| CN212351805U (en) | Electric torque wrench with reaction arm | |
| CN219379069U (en) | Portable high-precision horizontal electric drill | |
| CN212601567U (en) | Tool for dismounting pneumatic corner built-in screw | |
| CN220516669U (en) | Length-adjustable wrench | |
| CN221210140U (en) | Manual quantitative chamfering device | |
| CN112483628A (en) | Multifunctional bogie end tooth |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200814 Effective date of abandoning: 20240621 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200814 Effective date of abandoning: 20240621 |