CN103883608B - Computerized multi-head embroidery machine big connecting rod bearing - Google Patents
Computerized multi-head embroidery machine big connecting rod bearing Download PDFInfo
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- CN103883608B CN103883608B CN201410077860.5A CN201410077860A CN103883608B CN 103883608 B CN103883608 B CN 103883608B CN 201410077860 A CN201410077860 A CN 201410077860A CN 103883608 B CN103883608 B CN 103883608B
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- connecting rod
- bearing
- outer ring
- big connecting
- rod bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C9/00—Bearings for crankshafts or connecting-rods; Attachment of connecting-rods
- F16C9/04—Connecting-rod bearings; Attachments thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/08—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with two or more rows of balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention relates to a kind of computerized multi-head embroidery machine big connecting rod bearing, be poor for solving big connecting rod structural stability in existing similar embroidery machine product, technical problem that noise is bigger and design.The connecting-rod bearing of this embroidery machine big connecting rod bearing includes that big connecting rod and bearing, the assembling nose end of described big connecting rod one end are connected with drive shaft, and the pin-and-hole end of the other end is connected with link assembly；Its big connecting rod being characterized by the described connecting-rod bearing is connected as a single entity with bearing, i.e. the assembling nose end of big connecting rod is the outer ring of bearing, the internal diameter of outer ring is sequentially provided with steel ball, retainer and inner ring, and the both sides ring recess between outer ring and inner ring is provided with dust cap, and the internal diameter of inner ring is pilot hole；The crank of the big connecting rod other end is provided with pin-and-hole, is connected by crank between outer ring with pin-and-hole, and crank is connected as a single entity with outer ring；Two groups of symmetrically arranged steel balls and retainer it is provided with in the outer ring of the connecting-rod bearing.It is applicable to the spindle drive of computerized emboridering machine.
Description
Technical field
The present invention relates to embroidery machine connecting rod and bearing, be a kind of computerized multi-head embroidery machine big connecting rod bearing.
Background technology
Embroidery machine is a kind of machinery for embroidering, and when just starting to depart from hand embroidering when embroidering, embroidery machine uses conventional sewing machine to change the base plate of a band small sircle hole, and needle does not stop to pass in and out up and down, adds hand-held tabouret and tightens cloth, moves back and forth realization and embroiders.And modern times embroidery machine principle is: first make a plate with embroidery CAD software, after generating example edition, the disc being loaded with embroidering program and style is successively respectively put in computer disk driver, under program, style coordinate figure is changed into and the frame X that stretches tight, the signal of telecommunication that Y-direction displacement is suitable by computer, drive eedle moves up and down, so that embroidery goes on continuously, completes the computerized embroidery of style.Application number 201010039715.X as disclosed in Chinese patent literature, authorized announcement date 2011.11.02, denomination of invention " auxiliary lifting mechanism of presser foot of computerized embroidery machine "；Drive shaft in this auxiliary lifting mechanism of presser foot is connected with drive link B by drive link A.Drive link A in said structure or referred to as big connecting rod, i.e. application number 200420022253.0 as disclosed in Chinese patent literature, authorized announcement date on May 18th, 2005, utility model title " big connecting rod of high speed computer embroidery machine "；This big connecting rod includes the body of rod, which is provided with pilot hole and pin-and-hole, and is provided with oil retention groove in described assembling hole wall.But the spindle hole of above-mentioned big connecting rod is by the lubrication of right retention groove, transmission effect or not good enough, in prior art some embroidery machines big connecting rod or by the way of needle bearing is connected with drive shaft, improve the big connecting rod stability when transmission further.But this type of needle bearing and big connecting rod typically use split design, still have that production cost is higher, noise compared with greatly, problem that stability is not good enough.
Summary of the invention
For overcoming above-mentioned deficiency, it is an object of the invention to provide a kind of connecting rod and the computerized multi-head embroidery machine big connecting rod bearing of bearing integrated structure to this area so that it is solve big connecting rod structural stability in existing similar embroidery machine product poor, the technical problem that noise is bigger.Its objective is to be achieved through the following technical solutions.
A kind of computerized multi-head embroidery machine big connecting rod bearing, the connecting-rod bearing of this embroidery machine big connecting rod bearing includes big connecting rod and bearing, the assembling nose end of described big connecting rod one end is connected with drive shaft, the pin-and-hole end of the other end is connected with link assembly, drive shaft is arranged in casing by mounting disc, and the cam channel of drive shaft is connected with power transmission shaft；One end of link assembly is connected with the axle in casing, and the other end is connected with the driver arranging spill spin block, and driver and spill spin block are arranged at guide post, and guide post is arranged at casing；Driver drives the drive block on shank to move by the spill spin block in driver, and drive block drives shank motion, and one end of shank is provided with syringe needle, it is achieved the embroidery campaign of this embroidery machine.Its structure designing points is that the big connecting rod of the described connecting-rod bearing is connected as a single entity with bearing, i.e. the assembling nose end of big connecting rod is the outer ring of bearing, the internal diameter of outer ring is sequentially provided with steel ball, retainer and inner ring, and the both sides ring recess between outer ring and inner ring is provided with dust cap, and the internal diameter of inner ring is pilot hole；The crank of the big connecting rod other end is provided with pin-and-hole, is connected by crank between outer ring with pin-and-hole, and crank is connected as a single entity with outer ring.The structure of the above-mentioned connecting-rod bearing overcomes existing needle bearing and big connecting rod Split type structure, and when it coordinates under high speed operation state operation stability and the bigger problem of noise；Facilitate the assembling of big connecting rod simultaneously, eliminate the split assembling between needle bearing and big connecting rod, and facilitate maintenance and the replacing of big connecting rod.
Two groups of symmetrically arranged steel balls and retainer it is provided with in the outer ring of the described connecting-rod bearing.The above-mentioned connecting-rod bearing uses two groups of steel balls or one group of steel ball to arrange, and the stability of two groups of steel ball settings is preferable, and noise is less.
The gradient tiltedly detaining mouth at the inner ring external diameter end angle dust cap of the described connecting-rod bearing is 45 degree, and the gradient tiltedly detaining mouth at the inner-diameter end angle dust cap of outer ring is 30 degree, and dust cap seals with described oblique button mouth respectively and fastens.The button mouth of above-mentioned angle value, it is simple to dust cap preferably gap between sealed outer ring and inner ring, improves the sealing effectiveness of dust cap further.
Side, the outer ring external diameter of the described connecting-rod bearing is provided with fuel feed hole, and fuel feed hole is provided with sealing screw.Fuel feed hole is for the ease of adding lubricant between the ball in the connecting-rod bearing, inner ring, outer ring, and improves the service life of this connecting-rod bearing further, and reduces the noise of high-speed cruising further.
The pin-and-hole end of the described connecting-rod bearing is hinged with the intermediate node of link assembly, and link assembly is 3 connecting rods of two joints, and the drive side of link assembly is connected with driver by contiguous block.Two joint connecting rods of above-mentioned link assembly are set to a kind of specific embodiment, and it also can use other three joints isostructural link assembly of connecting rod according to the setting of existing computerized emboridering machine.
The side outer diameter side of described mounting disc is along being provided with notch, and mounting disc is installed in casing by notch correspondence.This structure is easily installed dish location and installation in casing, simultaneously facilitates mounting disc fixing in casing.
The mounting disc of described drive shaft, the connecting-rod bearing, thread take-up cam are connected as a single entity, and the connecting-rod bearing is arranged between mounting disc and thread take-up cam.Above-mentioned mounting disc, the connecting-rod bearing, the handling of the drive shaft of thread take-up cam integrative-structure, beneficially drive shaft, maintenance and integral replacing, simultaneously facilitate and improve the connecting-rod bearing, the stability of thread take-up cam work further.
In described casing, the needle end of guide post is provided with electromagnetic valve and packing ring, and packing ring is provided with location screw.Electromagnetic valve controls for the clutch operation of shank, and the position installed by the set screw electromagnetic valve for adjusting on packing ring.
Present configuration is reasonable in design, good stability, and work noise is little, and production cost is low, handling, easy to use；Be applicable to the spindle drive of computerized emboridering machine, ex hoc genus anne the further improvement of product.
Accompanying drawing explanation
Fig. 1 is the use status architecture schematic diagram of the present invention.
Fig. 2 is drive shaft structural representation in Fig. 1.
Fig. 3 is the perspective view of the present invention.
Fig. 4 is the planar structure schematic diagram of the present invention.
Fig. 5 is the sectional structure schematic diagram of the present invention, and in figure, A, B portion has made to confine.
Fig. 6 is the A portion enlarged drawing of Fig. 5, omits dust cap in figure.
Fig. 7 is the B portion enlarged drawing of Fig. 5, omits dust cap in figure.
Fig. 8 is the improved structure schematic diagram one of the present invention.
Fig. 9 is the improved structure schematic diagram two of the present invention.
Figure number and title: 1, casing, 2, electromagnetic valve, 3, spill spin block, 4, guide post, 5, side plate, 6, drive shaft, 7, axle, 8, the connecting-rod bearing, 801, crank, 802, outer ring, 803, dust cap, 804, inner ring, 805, steel ball, 806, retainer, 807, fuel feed hole, 9, link assembly, 10, mounting disc, 1001, notch.
Detailed description of the invention
In conjunction with accompanying drawing, present configuration and use are further described.Such as Fig. 3～embodiment illustrated in fig. 7 one, the connecting-rod bearing 8 of this embroidery machine big connecting rod bearing includes big connecting rod and bearing, described big connecting rod is connected as a single entity with bearing, the i.e. outer ring 802 that assembling nose end is bearing of big connecting rod, the internal diameter of outer ring is sequentially provided with steel ball 805, retainer 806 and inner ring 804, is provided with two groups of symmetrically arranged steel balls and retainer in outer ring；Both sides ring recess between outer ring and inner ring is provided with dust cap 803, and the internal diameter of inner ring is pilot hole；The gradient tiltedly detaining mouth at the dust cap of inner ring external diameter end angle is 45 degree, and the gradient tiltedly detaining mouth at the inner-diameter end angle dust cap of outer ring is 30 degree, and dust cap seals with described oblique button mouth respectively and fastens；The crank 801 of the big connecting rod other end is provided with pin-and-hole, is connected by crank between outer ring with pin-and-hole, and crank is connected as a single entity with outer ring.
As shown in Figure 1 and Figure 2, when this embroidery machine big connecting rod bearing uses, the assembling nose end of connecting-rod bearing one end is connected with drive shaft 6, the pin-and-hole end of the other end is connected with link assembly 9, i.e. link assembly is 3 connecting rods of two joints, and the pin-and-hole end of the connecting-rod bearing is hinged with the intermediate node of link assembly, and one end of link assembly is connected with the axle 7 in casing, the other end is connected with the driver arranging spill spin block 3, and the drive side of link assembly is connected with driver by contiguous block.The side outer diameter side of mounting disc 10 is along being provided with notch 1001, and mounting disc is installed in casing 1 by notch correspondence, i.e. drive shaft is arranged in casing by mounting disc 10.The cam channel of drive shaft is connected with power transmission shaft, and the mounting disc of drive shaft, the connecting-rod bearing, thread take-up cam are connected as a single entity and are installed in casing, and are connected with power transmission shaft by the cam channel of drive shaft, and the connecting-rod bearing is arranged between mounting disc and thread take-up cam.Driver and spill spin block are arranged at guide post 4, and guide post is arranged at casing；In casing, the needle end of guide post is provided with electromagnetic valve 2 and packing ring, and packing ring is provided with location screw.Being provided with shank outside the guide post of casing, shank is provided with drive block, and drive block offsets with the spill spin block upper hopper chute in driver.
The operation principle of above-mentioned embroidery machine is: set programming in microprocessor by software, first compressed by embroidery by presser feet, power transmission shaft drives drive shaft to rotate by cam channel, drive shaft drivening rod bearing, link assembly, driver successively realize actuating, and then guide post drives the pin of shank insert by embroidery and complete bottom line noose；Being risen by pin, presser feet lifts subsequently, and this process single needle has been embroidered again；According to above-mentioned single needle embroidering process, presser feet lifting repeatedly, pin shuttles back and forth repeatedly, and the setting that can complete microprocessor is embroidered.Simultaneously in said process, solenoid valves, drive guide post to stretch out casing, and offset with the chute of spill spin block, promoted the shank at drive block place by drive block；Electromagnetic valve power-off, according to the reverse action of above-mentioned operation principle, thus realizes driving guide post to depart from spill spin block, i.e. drives guide post to skid off from the chute guide edge of spill spin block, drive guide post and spill spin block to reset.
According to said structure feature and operation principle, embodiment two as shown in Figure 8, also can be provided with fuel feed hole 807 at side, the outer ring external diameter of the connecting-rod bearing, fuel feed hole is provided with sealing screw.Or embodiment three as shown in Figure 9, one group of symmetrically arranged steel ball and retainer are set between outer ring and inner ring.Meanwhile, according to the architectural feature of above-mentioned bearing, the bearing in its structure also can use the structure of existing needle bearing.
Claims (3)
1. a computerized multi-head embroidery machine big connecting rod bearing, the connecting-rod bearing (8) of this embroidery machine big connecting rod bearing
Including big connecting rod and bearing, the assembling nose end of described big connecting rod one end is connected with drive shaft (6), the other end
Pin-and-hole end be connected with link assembly (9), in drive shaft is arranged at casing (1) by mounting disc (10),
The cam channel of drive shaft is connected with power transmission shaft；One end of link assembly is connected with the axle (7) in casing,
The other end is connected with the driver arranging spill spin block (3), and driver and spill spin block are arranged at guide post (4),
Guide post is arranged at casing；It is characterized in that the big connecting rod of the described connecting-rod bearing (8) is connected as a single entity with bearing,
The i.e. outer ring (802) that assembling nose end is bearing of big connecting rod, the internal diameter of outer ring is sequentially provided with steel ball (805), protects
Holding frame (806) and inner ring (804), the both sides ring recess between outer ring and inner ring is provided with dust cap (803), interior
The internal diameter of circle is pilot hole；The crank (801) of the big connecting rod other end is provided with pin-and-hole, logical between outer ring and pin-and-hole
Crossing crank to connect, crank is connected as a single entity with outer ring；Inner ring (804) the external diameter end angle of the described connecting-rod bearing (8)
The gradient tiltedly detaining mouth at dust cap is 45 degree, tiltedly detains inclining of mouth at the inner-diameter end angle dust cap of outer ring (802)
Gradient is 30 degree, and dust cap (803) seals with described oblique button mouth respectively and fastens；The described connecting-rod bearing (8)
Pin-and-hole end hinged with the intermediate node of link assembly (9), link assembly is 3 connecting rods of two joints, connection rod set
The drive side of part is connected with driver by contiguous block；The side outer diameter side of described mounting disc (10) is along being provided with
Notch (1001), mounting disc is installed in casing (1) by notch correspondence；Described drive shaft (6)
Mounting disc (10), the connecting-rod bearing (8), thread take-up cam are connected as a single entity, and the connecting-rod bearing is arranged at mounting disc and chooses
Between line cam；The needle end of described casing (1) interior guide post (4) is provided with electromagnetic valve (2) and packing ring,
Packing ring is provided with location screw.
Computerized multi-head embroidery machine big connecting rod bearing the most according to claim 1, it is characterised in that described company
Two groups of symmetrically arranged steel balls (805) and retainer (806) it is provided with in the outer ring (802) of rod bearing (8).
Computerized multi-head embroidery machine big connecting rod bearing the most according to claim 1, it is characterised in that described company
Outer ring (802) the side external diameter of rod bearing (8) is provided with fuel feed hole (807), and fuel feed hole is provided with sealing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410077860.5A CN103883608B (en) | 2014-03-05 | 2014-03-05 | Computerized multi-head embroidery machine big connecting rod bearing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410077860.5A CN103883608B (en) | 2014-03-05 | 2014-03-05 | Computerized multi-head embroidery machine big connecting rod bearing |
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| Publication Number | Publication Date |
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| CN103883608A CN103883608A (en) | 2014-06-25 |
| CN103883608B true CN103883608B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410077860.5A Active CN103883608B (en) | 2014-03-05 | 2014-03-05 | Computerized multi-head embroidery machine big connecting rod bearing |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106246711A (en) * | 2016-08-31 | 2016-12-21 | 杭州人本电机轴承有限公司 | A kind of embroidery machine connecting rod special bearing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10334839A1 (en) * | 2003-07-30 | 2005-03-03 | Ina-Schaeffler Kg | Embroidery head for an embroidery machine |
| CN201071446Y (en) * | 2007-06-19 | 2008-06-11 | 北京北方天鸟智能科技股份有限公司 | Special bearing unit of novel embroidery machine cloth-needling thread-leading mechanism |
| CN102808296A (en) * | 2012-08-30 | 2012-12-05 | 陈展新 | Crank rocker type rotating shuttle drive mechanism used for embroidery machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4836528B2 (en) * | 2005-09-12 | 2011-12-14 | 株式会社バルダン | Looper device for chain stitch machine |
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2014
- 2014-03-05 CN CN201410077860.5A patent/CN103883608B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10334839A1 (en) * | 2003-07-30 | 2005-03-03 | Ina-Schaeffler Kg | Embroidery head for an embroidery machine |
| CN201071446Y (en) * | 2007-06-19 | 2008-06-11 | 北京北方天鸟智能科技股份有限公司 | Special bearing unit of novel embroidery machine cloth-needling thread-leading mechanism |
| CN102808296A (en) * | 2012-08-30 | 2012-12-05 | 陈展新 | Crank rocker type rotating shuttle drive mechanism used for embroidery machine |
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| CN103883608A (en) | 2014-06-25 |
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Effective date of registration: 20160607 Address after: 315204, Zhejiang, Ningbo province crab Development Zone, Zhenhai District Applicant after: Ningbo Zhenhai Boshen Bearing Plant Address before: Xie Pu Development Zone, Zhenhai District 315204 Zhejiang city of Ningbo province Ningbo City Haibo deep bearing factory Applicant before: Gu Kangming |
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Effective date of registration: 20191213 Address after: No. 200, Xingcheng Road, Qipu Town, Zhenhai District, Ningbo City, Zhejiang Province 315204 Patentee after: Ningbo Boshi Peilin Machinery Co., Ltd. Address before: 315204, Zhejiang, Ningbo province crab Development Zone, Zhenhai District Patentee before: Ningbo Zhenhai Boshen Bearing Plant |
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