CN111230516A - Jig with clamping and rotating walking aid accessories - Google Patents

Jig with clamping and rotating walking aid accessories Download PDF

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Publication number
CN111230516A
CN111230516A CN202010117103.1A CN202010117103A CN111230516A CN 111230516 A CN111230516 A CN 111230516A CN 202010117103 A CN202010117103 A CN 202010117103A CN 111230516 A CN111230516 A CN 111230516A
Authority
CN
China
Prior art keywords
pair
seat
support
pinch roller
jig
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.)
Pending
Application number
CN202010117103.1A
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Chinese (zh)
Inventor
姚艳波
冯海燕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mirun Medical Technology Suzhou Co Ltd
Original Assignee
Mirun Medical Technology Suzhou Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mirun Medical Technology Suzhou Co Ltd filed Critical Mirun Medical Technology Suzhou Co Ltd
Priority to CN202010117103.1A priority Critical patent/CN111230516A/en
Publication of CN111230516A publication Critical patent/CN111230516A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/06Metal-working plant comprising a number of associated machines or apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/064Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles

Abstract

The invention discloses a jig with clamping and rotating walking aid accessories, which comprises a lower seat and an upper seat, wherein the upper seat can be far away from or close to the lower seat, the upper seat is provided with a pair of upper pinch rollers which are adjacent left and right, and the lower seat is provided with a pair of lower pinch rollers which are adjacent left and right; the upper seat is provided with a driving unit which can drive any upper pressing wheel to rotate. The pipe fitting is by a pair of last pinch roller and a pair of pinch roller centre gripping from top to bottom down, and drive unit drives arbitrary pinch roller in a pair of last pinch roller and rotates, and this last pinch roller passes through frictional force drive pipe fitting rotatory, and the pipe fitting passes through frictional force drive another and goes up pinch roller and a pair of pinch roller rotation down, so, realizes the rotation of pipe fitting. The jig can rotate the pipe after clamping, so that the pipe is convenient to cut, chamfer and polish, and the pipe is used for assembling a frame of the walking aid.

Description

Jig with clamping and rotating walking aid accessories
Technical Field
The invention relates to a rehabilitation appliance and a life auxiliary appliance, in particular to a walking aid.
Background
The walking aid, also called as auxiliary rehabilitation walking aid, has an integral structure similar to a wheelchair, and comprises a frame, wheels arranged at the bottom of the frame and a pair of handles arranged at the back of the top of the frame. The frame is assembled by a plurality of pipe fittings, and before the assembly, the pipe fittings need to be cut, chamfered and polished.
Disclosure of Invention
The technical problems solved by the invention are as follows: a jig capable of clamping and rotating the pipe fitting is designed.
In order to solve the technical problems, the invention provides the following technical scheme: the jig with the clamping and rotating walking aid accessories comprises a lower seat and an upper seat, wherein the upper seat can be far away from or close to the lower seat, the upper seat is provided with a pair of upper pinch rollers which are adjacent to each other left and right, and the lower seat is provided with a pair of lower pinch rollers which are adjacent to each other left and right; the upper seat is provided with a driving unit which can drive any upper pressing wheel to rotate.
The pipe fitting is placed on a pair of lower pinch rollers of the lower seat, is erected between the pair of lower pinch rollers, the upper seat moves downwards to be close to the lower seat, and the pair of upper pinch rollers presses on the pipe fitting.
The driving unit drives any one of the pair of upper pressing wheels to rotate, the upper pressing wheel drives the pipe fitting to rotate through friction force, and the pipe fitting drives the other upper pressing wheel and the pair of lower pressing wheels to rotate through friction force, so that the rotation of the pipe fitting is realized.
The jig can rotate the pipe after clamping, so that the pipe is convenient to cut, chamfer and polish, and the pipe is used for assembling a frame of the walking aid.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of a jig that also holds a rotational walker attachment;
FIG. 2 is a schematic view of the combination structure of the first bracket 251, the worm and gear mechanism mounted thereon, and the first upper pressing wheel 241 in FIG. 1;
FIG. 3 is a left side view of FIG. 2;
fig. 4 is a circuit diagram of a driving unit according to the present invention.
The symbols in the drawings illustrate that:
10. a lower seat; 11. a lower pinch roller;
20. an upper seat; 201. a chute; 202. a yielding groove; 21. a slider; 211. a first elastic member; 212. a second elastic member; 22. a first spring; 23. a second spring; 241. a first upper pinch roller; 242. a second upper pinch roller; 251. a first bracket; 252. a second bracket; 253. a drive shaft; 254. a transverse connecting arm; 26. a worm; 261. a worm gear; 262. a motor; 263. a synchronous belt; 271. a first pressing member; 272. a second pressing member; 273. a first piezoelectric element; 274. a second piezoelectric element; 275. a first electronic switch; 276. a second electronic switch; 28. pressing a plate; 281. a threaded connection;
30. a connecting rod; 31. fastening a nut;
40. a pipe fitting.
Detailed Description
As shown in figure 1, the jig with the accessory of the clamping rotary walking aid comprises a lower seat 10 and an upper seat 20, wherein the upper seat can be far away from or close to the lower seat, the upper seat is provided with a pair of upper pinch rollers which are adjacent to each other left and right, and the lower seat is provided with a pair of lower pinch rollers 11 which are adjacent to each other left and right; the upper seat is provided with a driving unit which can drive any upper pressing wheel to rotate.
In practical operation, the pipe 40 is horizontally placed on the pair of lower pinch rollers 11 of the lower seat 10, specifically, the pipe is erected between the pair of lower pinch rollers and is circumscribed with the pair of lower pinch rollers, the upper seat 20 moves downwards to be close to the lower seat, the pair of upper pinch rollers are pressed on the pipe and are circumscribed with the pipe, and the pipe is clamped. The drive unit drives any one of the pair of upper pressing wheels to rotate, the upper pressing wheel drives the pipe fitting 40 to rotate through friction force, the pipe fitting drives the other upper pressing wheel and the pair of lower pressing wheels 11 to rotate through friction force, and therefore rotation of the pipe fitting is achieved, and cutting, chamfering and polishing of the pipe fitting are facilitated.
The lower seat 10 is provided with a vertical connecting rod 30, the top of the connecting rod upwards passes through the upper seat 20, and the top of the connecting rod is screwed with a fastening nut 31. The bottom end of the connecting rod can be screwed or welded on the lower seat 10, and after the pipe fitting 40 is placed on the pair of lower press wheels 11, the connecting hole of the upper seat 20 descends along the connecting rod 30 until the pair of upper press wheels press on the pipe fitting 40. Then, the fastening nut 31 on the connecting rod is screwed to enable the pair of upper pinch rollers of the upper seat to tightly press the pipe fitting. The number of the connecting rods 30 is one pair, and the connecting rods are distributed on the left side and the right side of the jig, and correspondingly, the number of the fastening nuts 31 is one pair, and the fastening nuts are matched with the pair of the connecting rods in a one-to-one mode. The cooperation of a pair of connecting rods and a pair of fastening nuts can realize that the upper seat 20 is close to the lower seat 10, and the operator can make the upper seat 20 be far away from the lower seat 10 by loosening the fastening nuts.
The upper seat 20 is provided with a sliding block 21 capable of sliding transversely, a first spring 22 is arranged between the left end of the sliding block and the upper seat, and a second spring 23 is arranged between the right end of the sliding block and the upper seat; a pair of upper pinch rollers is installed on the slider. Wherein, the bottom of upper seat is equipped with rectangular shape spout 201, and the top of upper seat is equipped with the groove of stepping down 202, and the groove of stepping down communicates from top to bottom with the spout. The strip-shaped sliding block is in sliding fit in the sliding groove 201, the first spring 22 is arranged between the left end of the sliding groove and the left end of the sliding block, and the second spring 23 is arranged between the right end of the sliding groove and the right end of the sliding block. The bottom of the upper seat 20 is mounted on the pressing plate 28 through a threaded connector 281, and the pressing plate is used for sealing the sliding chute 201 and playing a role in protecting, positioning and supporting the sliding block. The receding groove 202 provides a space for a first bracket 251 and a second bracket 252 of the slider 21 to be protruded upward, and the pressure plate 28 is provided with a receding hole for the first bracket and the second bracket to extend downward.
In practice, if a pair of upper press wheels of the upper seat 20 is pressed on the pipe 40, and if the pair of upper press wheels is not simultaneously circumscribed with the pipe, the sliding block 21 is forced to perform lateral displacement, so that the pair of upper press wheels can be circumscribed with the pipe, which is beneficial to stable clamping and rotation of the pipe. After the pair of upper press wheels is separated from the pipe member 40, the first and second springs 22 and 23 restore the slider 21.
With reference to fig. 1 to 3, a first upper pressing wheel 241 of the pair of upper pressing wheels is mounted on a first bracket 251, the first bracket is mounted on the slider 21, the first bracket is connected with a worm 26, a worm wheel 261 is mounted on the first bracket, the worm wheel and the first upper pressing wheel are coaxially arranged, the worm wheel is meshed with the worm, and a motor 262 is arranged on the first bracket and drives the worm. The top end of the first bracket may protrude upwards out of the upper seat 20 through the receding groove 202, or may be located in the receding groove 202, and accordingly, the motor mounted on the first bracket may be located above the upper seat, or may be located in the receding groove. The motor passes through hold-in range 263 drive worm 26 rotatory, and the position of motor, worm wheel, the relative first support 251 of pinch roller is all fixed on, so, when first support takes place lateral displacement along with slider 21, the motor can drive the worm, and the worm can drive the worm wheel, and the worm wheel can drive first pinch roller rotation on. The worm gear 261 and the first upper pressing wheel 241 are mounted on the same transmission shaft 253, and the transmission shaft is pivoted at the bottom end of the first bracket. The worm gear mechanism driven by the motor forms a driving unit for driving any upper pressing wheel to rotate.
As a constructive design, the first support 251 is fitted with a transverse connecting arm 254, on which the worm 26 is pivoted. The number of the lateral connecting arms 254 is one pair, which ensures the stability of the rotation of the worm.
Referring to fig. 1 and 4, the upper base 20 has a first pressing member 271 and a second pressing member 272, the first support 251 has a first piezoelectric element 273, the second upper pressing wheel 242 of the pair of upper pressing wheels is mounted on the second support 252, and the second support has a second piezoelectric element 274; a first elastic piece 211 is arranged at the joint of the first bracket and the sliding block 21, a second elastic piece 212 is arranged at the joint of the second bracket and the sliding block, the first pressing piece can press the first piezoelectric element, and the second pressing piece can press the second piezoelectric element; the first piezoelectric element is connected to a first electronic switch 275, the second piezoelectric element is connected to a second electronic switch 276, and the first electronic switch, the second electronic switch, the motor and the power supply are connected in series. Only when the first electronic switch and the second electronic switch are both switched on, the power supply can supply power to the motor, and the motor acts. If only the first upper pinch roller abuts against the pipe fitting 40, the power supply cannot enable the motor to act; if only the second upper pinch roller abuts against the tube 40, the power supply will not actuate the motor. By the design, the pair of upper pinch rollers can be enabled to simultaneously abut against the pipe fitting, and the pipe fitting can be driven to rotate when the upper pinch rollers are tangent to the pipe fitting. This kind of design and the design of above-mentioned slider 21 provide the assurance for the stable rotation of pipe fitting 40 jointly, and then guarantee that the pipe fitting obtains smooth cutting, chamfer, polishes.
Wherein, first elastic component 211 uses with the nut cooperation, specifically, is equipped with the through-hole that supplies first support 251 to pass on the slider 21, and the top and the bottom of slider all are equipped with first elastic component and the nut of cover setting on first support, and first elastic component and slider contact, nut and first elastic component contact. Thus, the first holder can move up and down with a certain amplitude relative to the slider, providing a condition for the first presser 271 to press the first piezoelectric element 273. Similarly, the top and the bottom of the slider are provided with a second elastic member 212 and a nut, which are sleeved on the second bracket, so as to provide conditions for the second pressing member 272 to press the second piezoelectric element 274. Alternatively, the first and second elastic members are rubber rings. Wherein, first support and second support are all cylindrical.
The first piezoelectric element 273 and the second piezoelectric element 274 are media that generate a piezoelectric effect when pressed. The first electronic switch 275 and the second electronic switch 276 are transistors, and when the first piezoelectric element is pressed, the first piezoelectric element generates charges, which act on the base of the first electronic switch to turn on the first electronic switch; when the second piezoelectric element is pressed, the second piezoelectric element generates electric charges, the electric charges act on the base electrode of the second electronic switch, and the second electronic switch is turned on. As an improvement, the first piezoelectric element is connected with the base electrode of the first electronic switch after passing through an amplifying circuit or an amplifier; the second piezoelectric element is connected with the base of the second electronic switch after passing through an amplifying circuit or an amplifier.
When the power switch is turned on, the pair of upper pinch rollers press the pipe 40, so that the first upper pinch roller 241 rotates, and the pipe rotates; the pair of upper press wheels is disengaged from the tube 40 and the first upper press wheel stops rotating. This provides convenience for practical operation.
In actual operation, under the condition that the pipe fitting 40 is clamped and rotated, the cutting knife on one side of the pipe fitting can conveniently cut the pipe fitting, the chamfering tool on one side of the end part of the pipe fitting can conveniently chamfer the end part of the pipe fitting, and the grinding wheel on one side of the pipe fitting can conveniently polish the pipe fitting.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.

Claims (5)

1. Have the tool of rotatory capable ware accessory of centre gripping concurrently, including lower seat (10) and upper seat (20), the lower seat of can keeping away from or being close to on the upper seat, its characterized in that: the upper seat is provided with a pair of upper pinch rollers which are adjacent left and right, and the lower seat is provided with a pair of lower pinch rollers (11) which are adjacent left and right; the upper seat is provided with a driving unit which can drive any upper pressing wheel to rotate.
2. The jig of claim 1, wherein: the lower seat (10) is provided with a vertical connecting rod (30), the top of the connecting rod upwards penetrates through the upper seat (20), and the top of the connecting rod is screwed with a fastening nut (31).
3. The jig of claim 1, wherein: the upper seat (20) is provided with a sliding block (21) capable of sliding transversely, a first spring (22) is arranged between the left end of the sliding block and the upper seat, and a second spring (23) is arranged between the right end of the sliding block and the upper seat; a pair of upper pinch rollers is installed on the slider.
4. The jig of claim 3, wherein: a first upper pinch roller (241) in a pair of upper pinch rollers is installed on a first support (251), the first support is installed on a sliding block (21), the first support is connected with a worm (26), a worm wheel (261) is installed on the first support, the worm wheel and the first upper pinch roller are coaxially arranged, the worm wheel is meshed with the worm, and a motor (262) is arranged on the first support and drives the worm.
5. The jig of claim 4, wherein: the upper seat (20) is provided with a first pressing piece (271) and a second pressing piece (272), the first support (251) is provided with a first piezoelectric element (273), a second upper pressing wheel (242) of the pair of upper pressing wheels is arranged on the second support (252), and the second support is provided with a second piezoelectric element (274); a first elastic piece (211) is arranged at the joint of the first bracket and the sliding block (21), a second elastic piece (212) is arranged at the joint of the second bracket and the sliding block, the first pressing piece can press the first piezoelectric element, and the second pressing piece can press the second piezoelectric element; the first piezoelectric element is connected with a first electronic switch (275), the second piezoelectric element is connected with a second electronic switch (276), and the first electronic switch, the second electronic switch, the motor and the power supply are connected in series.
CN202010117103.1A 2020-02-25 2020-02-25 Jig with clamping and rotating walking aid accessories Pending CN111230516A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010117103.1A CN111230516A (en) 2020-02-25 2020-02-25 Jig with clamping and rotating walking aid accessories

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010117103.1A CN111230516A (en) 2020-02-25 2020-02-25 Jig with clamping and rotating walking aid accessories

Publications (1)

Publication Number Publication Date
CN111230516A true CN111230516A (en) 2020-06-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010117103.1A Pending CN111230516A (en) 2020-02-25 2020-02-25 Jig with clamping and rotating walking aid accessories

Country Status (1)

Country Link
CN (1) CN111230516A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101791670A (en) * 2010-03-05 2010-08-04 武汉理工大学 Vertical ring rolling mill capable of realizing on-line measurement control
CN202199951U (en) * 2011-07-26 2012-04-25 南京奥特电气有限公司 Pressure arm-type automatic pipe welding machine
CN102689120A (en) * 2012-06-05 2012-09-26 深圳市神拓机电设备有限公司 Steel pipe rotation driving device
CN202591902U (en) * 2012-05-07 2012-12-12 长沙建鑫机械制造有限公司 Welding positioning tool for weld joints inside fixing support legs of automobile crane
CN102862239A (en) * 2012-09-25 2013-01-09 刘鸿彬 Rotary floating cutting numerical control machine tool for silicon rod
CN103252397A (en) * 2013-05-27 2013-08-21 洛阳大智实业有限公司 Spinning device for large-caliber overlong thin-wall tubing and application method thereof
CN103381532A (en) * 2013-07-05 2013-11-06 镇江索达联轴器有限公司 Coupler jaw welding clamp
CN203438356U (en) * 2013-09-13 2014-02-19 新兴铸管股份有限公司 Centrifugation nodular cast iron pipe cement smearing lining device
CN204321501U (en) * 2014-12-12 2015-05-13 郑州一帆机械设备有限公司 Beam-end flange weld tooling
CN205146533U (en) * 2015-11-25 2016-04-13 济南大学 Outer formula vision positioning wheel holder that presss from both sides
KR101615717B1 (en) * 2015-11-25 2016-04-26 대은엠비코(주) feeding and tension unit for band for packing a box and banding appratus having the same
DE102014104038B4 (en) * 2014-03-24 2017-04-06 Thyssenkrupp Ag roller Press
CN206795147U (en) * 2017-06-20 2017-12-26 四川信息职业技术学院 A kind of welding of mechanical part is with gripping location structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101791670A (en) * 2010-03-05 2010-08-04 武汉理工大学 Vertical ring rolling mill capable of realizing on-line measurement control
CN202199951U (en) * 2011-07-26 2012-04-25 南京奥特电气有限公司 Pressure arm-type automatic pipe welding machine
CN202591902U (en) * 2012-05-07 2012-12-12 长沙建鑫机械制造有限公司 Welding positioning tool for weld joints inside fixing support legs of automobile crane
CN102689120A (en) * 2012-06-05 2012-09-26 深圳市神拓机电设备有限公司 Steel pipe rotation driving device
CN102862239A (en) * 2012-09-25 2013-01-09 刘鸿彬 Rotary floating cutting numerical control machine tool for silicon rod
CN103252397A (en) * 2013-05-27 2013-08-21 洛阳大智实业有限公司 Spinning device for large-caliber overlong thin-wall tubing and application method thereof
CN103381532A (en) * 2013-07-05 2013-11-06 镇江索达联轴器有限公司 Coupler jaw welding clamp
CN203438356U (en) * 2013-09-13 2014-02-19 新兴铸管股份有限公司 Centrifugation nodular cast iron pipe cement smearing lining device
DE102014104038B4 (en) * 2014-03-24 2017-04-06 Thyssenkrupp Ag roller Press
CN204321501U (en) * 2014-12-12 2015-05-13 郑州一帆机械设备有限公司 Beam-end flange weld tooling
CN205146533U (en) * 2015-11-25 2016-04-13 济南大学 Outer formula vision positioning wheel holder that presss from both sides
KR101615717B1 (en) * 2015-11-25 2016-04-26 대은엠비코(주) feeding and tension unit for band for packing a box and banding appratus having the same
CN206795147U (en) * 2017-06-20 2017-12-26 四川信息职业技术学院 A kind of welding of mechanical part is with gripping location structure

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Application publication date: 20200605