CN106724173A - The manufacture method of sectional student desk chair - Google Patents
The manufacture method of sectional student desk chair Download PDFInfo
- Publication number
- CN106724173A CN106724173A CN201611006718.7A CN201611006718A CN106724173A CN 106724173 A CN106724173 A CN 106724173A CN 201611006718 A CN201611006718 A CN 201611006718A CN 106724173 A CN106724173 A CN 106724173A
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- CN
- China
- Prior art keywords
- bolt
- chair
- connector
- rectangle frame
- chosen
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B83/00—Combinations comprising two or more pieces of furniture of different kinds
- A47B83/02—Tables combined with seats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
- B27M3/18—Manufacture or reconditioning of specific semi-finished or finished articles of furniture or of doors
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The present invention relates to field of furniture, more particularly, to the manufacture method of sectional student desk chair, comprise the following steps：Fastener procedure of processing：Bolt is chosen, then the head lathe process in bolt goes out a conical surface, then process lines with groove knife on the conical surface, choose pad, a limited block is welded in the lower surface of pad, the upper surface of pad processes lines with groove knife；Desk body making step：One piece of plank of rectangle is chosen as panel, then a rectangle frame made of iron is chosen again, the shape size and panel of rectangle frame are equal, 2-4 irons are chosen as cross bar, cross bar is welded on rectangle frame, two irons being chosen again as connecting rod, connecting rod being placed between rectangle frame and panel, connecting rod is welded on rectangle frame；Seat making step；Overall package step.A kind of technical problem that the present invention easily loosens for existing steel wood desk and chair bolt, there is provided manufacture method of the sectional student desk chair for being prevented from bolt looseness.
Description
Technical field
The present invention relates to field of furniture, more particularly, to the manufacture method of sectional student desk chair.
Background technology
Desk and chair is used for school, and student is referred to as desk and chair in the desk and seat of Learning in School.The desk commonly used at present
Chair be steel wood desk and chair, steel wood desk and chair be student desk and chair one kind, mainly by steel as product support, while using
Melamine plate, multi-layer sheet or plank are used as panel.The desktop of steel wood desk and chair, three positions of seat surface and backrest are wooden
Part.Paint film tone is light, uniform, close to natural wood color.
Steel wood desk and chair is, as the support of product, ligneous piece to be fixed on support with bolt with steel, steel wood desk
The installation process of chair, is substantially exactly the process being fixed by bolts to ligneous piece on the support for assembling, and steel wood desk and chair leads to
It is often that, used as fastener, in use, bolt is often susceptible to loosen desk and chair with bolt, causes steel wood desk and chair to connect
Connect built on the sand, impaired situation easily occur.It is badly in need of a kind of system of the sectional student desk chair for being prevented from bolt looseness now
Make method.
The content of the invention
The technical problem that the present invention easily loosens for existing steel wood desk and chair bolt, there is provided one kind is prevented from bolt
The manufacture method of the sectional student desk chair of loosening.
The manufacture method of the sectional student desk chair in this programme, comprises the following steps：
Fastener procedure of processing：Bolt is chosen, then the head lathe process in bolt goes out a conical surface, then on the conical surface
Lines is processed with groove knife, pad is chosen, a limited block is welded in the lower surface of pad, the upper surface of pad processes line with groove knife
Road；
Desk body making step：One piece of plank of rectangle is chosen as panel, a rectangle frame made of iron, rectangle frame are then chosen again
Shape size and panel it is equal, choose 2-4 irons as cross bar, cross bar is welded on rectangle frame, then choose two iron
Be placed on connecting rod between rectangle frame and panel as connecting rod by bar, and connecting rod is welded on rectangle frame, then chooses two
Supporting leg is clamped in the both sides of rectangle frame as supporting leg for iron, and be fixed on supporting leg on rectangle frame by blending bolt, then
Screwed hole is drilled with panel, on the outer surface of screwed hole process one with spacing block-shaped identical gap, by supporting leg
It is fixed by bolts on panel, in the pole that the lower section weld horizontal of supporting leg is placed；
Seat making step：Two pieces of planks of rectangle are chosen respectively as seat and the back side, two irons is chosen as chair leg, choosing
Two irons are taken as backrest, backrest is welded in chair leg, the through hole with gap is drilled with seat and the back side, use bolt
Seat is fixed in chair leg, the back side is fixed in backrest with bolt；
Overall package step：Two irons are chosen respectively as between the first crossbeam between two supporting legs and two chair legs
Second cross beam, chooses one piece of iron plate of small 8cm*20cm as connecting plate, then chooses a criss-cross ironware as connector,
Processing is in connector cross sectional shape identical type hole in the middle of connecting plate, and the bottom welding of connector prevents connector whole
The two ends of the individual limiting plate through type hole, first crossbeam and second cross beam are machined with the cavity for accommodating connector, in type
The both sides in hole are machined with through hole, and the edge of through hole is provided with the concave surface with bolt conical surface form fit, and concave surface is provided with lines, will
After connector passes through type hole, connecting plate is fixed on supporting leg with bolt, then inserts the cavity on first crossbeam one end
On connector, then by another connector through in the cavity inserted after one piece of connecting plate on the first crossbeam other end, so
Another connector is fixed with bolt afterwards, the same first crossbeam of fixed form of second cross beam.
Using technical scheme, have the following technical effect that：Steel wood desk and chair is that steel is support, desktop, seat
Three positions in face and backrest are ligneous piece, and the soundness connected between ligneous piece and support steel has been largely fixed steel
The service life of wooden desk and chair.
The gap of through hole edge coordinates with the limited block on pad on the seat and the back side, it is to avoid pad and seat or
There is relative slip in the back side, the head of bolt is the conical surface, and the lines on the conical surface can cooperate with the lines on pad, increase cone
Frictional force between face and pad, so as to realize the function of preventing bolt from rotating.
Concave surface at screwed hole on connecting plate cooperates with the shape of the conical surface of bolt head, allows the cone of bolt head
Face can be embedded in screwed hole, and the lines on the lines at screwed hole and the bolt head conical surface cooperates, increase bolt head with
Frictional force between connecting plate, prevents bolt head from rotating.Connector passes through connecting plate through the type hole on connecting plate, connector
Afterwards, connecting plate will be fixed on after supporting leg or chair leg, and the limiting plate on connector cannot pass through type hole, and connector is connected
Plate is fixed in supporting leg or chair leg.Cavity on first crossbeam or second cross beam two ends cooperates with the shape of connector,
So as to the purpose for realizing being fixed on first crossbeam or second cross beam between two supporting legs or two chair legs.
Complete it is fixed after, downwards, also downwards, connector cuts connector stress for first crossbeam and second cross beam stress
Face is shaped as cross, compared with connector cross sectional shape is for circle, connection can be preferably prevented in the case of materials identical
Body deforms.
The conical surface of bolt head may be such that bolt is connected more tight with pad, compared with the head of bolt is for plane, more
Easily allow pad to deform upon, increase the interaction force between bolt head and pad, so as to realize preventing bolt looseness
Purpose.The conical surface, pad and connecting plate are equipped with lines, and lines increases friction factor, so as to increase frictional force, further prevent
Only bolt looseness.
Further, the lines on pad, the conical surface and connecting plate is waveform lines.Waveform lines can increasing friction force,
And waveform lines is easy to process, can be processed with the groove knife of processing circular groove, processing cost is low.
Further, the lines on pad, the conical surface and connecting plate includes tilting upward part and vertically downward part, is tilted towards
Upper part and vertically downward part.The cross section of lines is zigzag, and when bolt is tightened, lines is tilted towards top to this lines
Divide and contact with each other, can easily rotate, when bolt loosens, part contact vertically downward can prevent bolt looseness.This
Lines is planted when bolt is tightened, lines tilts upward part and contacts with each other, and can easily rotate, when bolt loosens, hung down
Straight downward part contact, can prevent bolt looseness.
Further, the gap of through hole edge is two on seat and the back side, and two gap are located at the same diameter of through hole
On.Two gap can preferably prevent pad from occurring mutually to rotate with seat or the back side.
Further, connector is that fixation is formed two criss-cross cylinders side by side.Two criss-cross cylinders can increase company
The intensity of junctor, concrete reason is pliable with regard to metalloid thin slice, but sheet metal is converted into after right angle, and intensity can rise
Height, becomes unpliant, prevents connector from deforming.
Further, the quantity of cross bar is three, and cross bar is parallel to each other and is welded on rectangle frame.Student when in use, can be by
School bag is placed on cross bar, facilitates student to use.The quantity of cross bar is excessive, and waste of material, the quantity of cross bar is very few, and school bag is placed
Easily dropped in rectangle frame.
Brief description of the drawings
Fig. 1 is the structural representation of the product directly obtained according to the manufacture method of sectional student desk chair of the present invention；
Fig. 2 is the semi-cutaway of bolt in the present invention；
Fig. 3 is the structural representation of connecting plate and connector.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation：
Reference in Figure of description includes：Panel 1, cross bar 12, rectangle frame 13, supporting leg 14, chair leg 2, backrest 21, the back of the body
Face 22, seat 23, bolt 24, connecting plate 3, connector 31, first crossbeam 4, second cross beam 41.
Embodiment 1
Substantially as shown in Figure 1：The manufacture method of the present embodiment sectional student desk chair, comprises the following steps：
Fastener procedure of processing：Bolt 24 is chosen, then the head lathe process in bolt 24 goes out a conical surface, then in cone
Corrugated lines is processed with groove knife on face, pad is chosen, a limited block, the upper surface of pad are welded in the lower surface of pad
Corrugated lines is processed with groove knife；
Desk body making step：One piece of plank of rectangle is chosen as panel 1, a rectangle frame made of iron 13, square are then chosen again
The shape size and panel 1 of shape frame 13 are equal, choose three irons as cross bar 12, and cross bar 12 is welded on rectangle frame 13,
Two irons being chosen again as connecting rod, connecting rod being placed between rectangle frame 13 and panel 1, connecting rod is welded on rectangle frame
On 13, two irons then being chosen as supporting leg 14, supporting leg 14 being clamped in the both sides of rectangle frame 13, blending bolt 24 will
Supporting leg 14 is fixed on rectangle frame 13, is then drilled with screwed hole on panel 1, on the outer surface of screwed hole process one with
Spacing block-shaped identical gap, supporting leg 14 is fixed on panel 1 with bolt 24, in the lower section weld horizontal of supporting leg 14
The pole of placement；
Seat making step：Two pieces of planks of rectangle are chosen respectively as seat 23 and the back side 22, two irons is chosen as chair
Leg 2, chooses two irons as backrest 21, and backrest 21 is welded in chair leg 2, is drilled with seat 23 and the back side 22 with open-minded
, be fixed on seat 23 in chair leg 2 with bolt 24 by the screwed hole of mouth, and the back side 22 is fixed in backrest 21 with bolt 24；
Overall package step：Choose two irons respectively as the first crossbeam 4 between two supporting legs 14 and two chair legs 2 it
Between second cross beam 41, choose one piece of iron plate of small 8cm*20cm as connecting plate 3, then choose a criss-cross ironware conduct
Connector, processing is in connector cross sectional shape identical type hole in the middle of connecting plate 3, and the bottom welding of connector is prevented
Entirely through the limiting plate of type hole, the two ends of first crossbeam 4 and second cross beam 41 are machined with for accommodating connector connector
Cavity, be machined with through hole in the both sides of type hole, the edge of through hole is provided with the concave surface with the conical surface form fit of bolt 24, concave surface
Corrugated lines is provided with, after connector is passed through into type hole, connecting plate 3 is fixed on supporting leg 14 with bolt 24, then
By on the cavity insertion connector on the one end of first crossbeam 4, then another connector is inserted afterwards through one piece of connecting plate 3
In cavity on the other end of first crossbeam 4, another connector is fixed with bolt 24 then, the fixed form of second cross beam 41
With first crossbeam 4.
When specifically used：The gap of through hole edge coordinates with the limited block on pad on seat 23 and the back side 22, keeps away
Pad is exempted from and relative slip has occurred with seat 23 or the back side 22, the head of bolt 24 has been the conical surface, and the lines on the conical surface can be with pad
On lines cooperate, the frictional force between the increase conical surface and pad, so as to realize preventing the function that bolt 24 is rotated.
Concave surface at screwed hole on connecting plate 3 cooperates with the shape of the conical surface of the head of bolt 24, allows 24, bolt
The conical surface in portion can be embedded in screwed hole, and the lines at screwed hole cooperates with the lines on the head conical surface of bolt 24, increases spiral shell
Frictional force between the head of bolt 24 and connecting plate 3, prevents the head rotation of bolt 24.Connector 31 passes through the type hole on connecting plate 3,
Connector 31 is passed through after connecting plate 3, and connecting plate 3 will be fixed on after supporting leg 14 or chair leg 2, the limiting plate on connector 31
Type hole is cannot pass through, connector 31 is connected plate 3 and is fixed in supporting leg 14 or chair leg 2.41 liang of first crossbeam 4 or second cross beam
Cavity on end cooperates with the shape of connector 31, so as to realize for first crossbeam 4 or second cross beam 41 being fixed on two
Purpose between supporting leg 14 or two chair legs 2.
Embodiment 2
Compared with Example 1, the difference is that only, the lines on pad, the conical surface and connecting plate 3 include tilt upward part and
Part, tilts upward part and vertically downward part vertically downward（As shown in Figure 2）.This lines when bolt 24 is tightened,
Lines tilts upward part and contacts with each other, and can easily rotate, when bolt 24 loosens, part contact vertically downward,
Can prevent bolt 24 from loosening.
Embodiment 3
Compared with Example 2, the difference is that only, the gap of through hole edge is two, two on seat 23 and the back side 22
Gap be located at through hole it is same diametrically.Two gap can preferably prevent pad from occurring mutually to turn with seat 23 or the back side 22
It is dynamic.
Embodiment 4
Compared with Example 2, the difference is that only, connector 31 be two criss-cross cylinders side by side（As shown in Figure 3）.
Two criss-cross cylinders can increase the intensity of connector 31, prevent connector 31 from deforming.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of structure of the present invention is not departed from, can be with
Some deformations and improvement are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (6)
1. the manufacture method of sectional student desk chair, it is characterised in that comprise the following steps：
Fastener procedure of processing：Bolt is chosen, then the head lathe process in bolt goes out a conical surface, then on the conical surface
Lines is processed with groove knife, pad is chosen, a limited block is welded in the lower surface of pad, the upper surface of pad processes line with groove knife
Road；
Desk body making step：One piece of plank of rectangle is chosen as panel, a rectangle frame made of iron, rectangle frame are then chosen again
Shape size and panel it is equal, choose 2-4 irons as cross bar, cross bar is welded on rectangle frame, then choose two iron
Be placed on connecting rod between rectangle frame and panel as connecting rod by bar, and connecting rod is welded on rectangle frame, then chooses two
Supporting leg is clamped in the both sides of rectangle frame as supporting leg for iron, and be fixed on supporting leg on rectangle frame by blending bolt, then
Screwed hole is drilled with panel, on the outer surface of screwed hole process one with spacing block-shaped identical gap, by supporting leg
It is fixed by bolts on panel, in the pole that the lower section weld horizontal of supporting leg is placed；
Seat making step：Two pieces of planks of rectangle are chosen respectively as seat and the back side, two irons is chosen as chair leg, choosing
Two irons are taken as backrest, backrest is welded in chair leg, the through hole with gap is drilled with seat and the back side, use bolt
Seat is fixed in chair leg, the back side is fixed in backrest with bolt；
Overall package step：Two irons are chosen respectively as between the first crossbeam between two supporting legs and two chair legs
Second cross beam, chooses one piece of iron plate of small 8cm*20cm as connecting plate, then chooses a criss-cross ironware as connector,
Processing is in connector cross sectional shape identical type hole in the middle of connecting plate, and the bottom welding of connector prevents connector whole
The two ends of the individual limiting plate through type hole, first crossbeam and second cross beam are machined with the cavity for accommodating connector, in type
The both sides in hole are machined with through hole, and the edge of through hole is provided with the concave surface with bolt conical surface form fit, and concave surface is provided with lines, will
After connector passes through type hole, connecting plate is fixed on supporting leg with bolt, then inserts the cavity on first crossbeam one end
On connector, then by another connector through in the cavity inserted after one piece of connecting plate on the first crossbeam other end, so
Another connector is fixed with bolt afterwards, the same first crossbeam of fixed form of second cross beam.
2. steel according to claim 1 wood desk and chair, it is characterised in that：Lines on pad, the conical surface and connecting plate is ripple
Shape wave lines.
3. steel according to claim 1 wood desk and chair, it is characterised in that：Lines on pad, the conical surface and connecting plate includes
Part and vertically downward part are tilted upward, part and vertically downward part arranged for interval is tilted upward.
4. steel according to claim 3 wood desk and chair, it is characterised in that：The gap of through hole edge is on seat and the back side
Two, two gap be located at through hole it is same diametrically.
5. steel according to claim 4 wood desk and chair, it is characterised in that：Connector is two criss-cross cylinders solid side by side
Surely form.
6. steel according to claim 5 wood desk and chair, it is characterised in that：The quantity of cross bar is three, and cross bar is parallel to each other
It is welded on rectangle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611006718.7A CN106724173A (en) | 2016-11-16 | 2016-11-16 | The manufacture method of sectional student desk chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611006718.7A CN106724173A (en) | 2016-11-16 | 2016-11-16 | The manufacture method of sectional student desk chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106724173A true CN106724173A (en) | 2017-05-31 |
Family
ID=58969066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611006718.7A Pending CN106724173A (en) | 2016-11-16 | 2016-11-16 | The manufacture method of sectional student desk chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106724173A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813129A (en) * | 2017-09-21 | 2018-03-20 | 中山市通发自动化设备有限公司 | Table erecting and mounting equipment |
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| DE3737261A1 (en) * | 1987-11-03 | 1989-05-18 | Knuerr Mechanik Ag | Butt-joint connection of two hollow-profile mouldings |
| CN2394505Y (en) * | 1999-06-16 | 2000-09-06 | 湖南省常德市一中工厂 | Lifting table and chair of school |
| CN201368113Y (en) * | 2009-01-14 | 2009-12-23 | 德刚股份有限公司 | Dismantlement prevention lock nut group structure |
| CN204628199U (en) * | 2015-05-06 | 2015-09-09 | 祝建飞 | A kind of bolt with pad |
| WO2016085676A1 (en) * | 2013-11-26 | 2016-06-02 | Crabtree Phillip C Ii | Frameless furniture system |
| CN105697504A (en) * | 2014-12-09 | 2016-06-22 | （株）三巽 | Anti-loosening bolt assembly |
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2016
- 2016-11-16 CN CN201611006718.7A patent/CN106724173A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105389A (en) * | 1986-07-31 | 1988-02-24 | 帕特里克·耶尔弗顿·威廉斯 | Self-locking nut |
| DE3737261A1 (en) * | 1987-11-03 | 1989-05-18 | Knuerr Mechanik Ag | Butt-joint connection of two hollow-profile mouldings |
| CN2394505Y (en) * | 1999-06-16 | 2000-09-06 | 湖南省常德市一中工厂 | Lifting table and chair of school |
| CN201368113Y (en) * | 2009-01-14 | 2009-12-23 | 德刚股份有限公司 | Dismantlement prevention lock nut group structure |
| WO2016085676A1 (en) * | 2013-11-26 | 2016-06-02 | Crabtree Phillip C Ii | Frameless furniture system |
| CN105697504A (en) * | 2014-12-09 | 2016-06-22 | （株）三巽 | Anti-loosening bolt assembly |
| CN204628199U (en) * | 2015-05-06 | 2015-09-09 | 祝建飞 | A kind of bolt with pad |
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| Title |
|---|
| A.鲁宾逊等: "《汽车车身修复（第四版）》", 31 January 2006 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813129A (en) * | 2017-09-21 | 2018-03-20 | 中山市通发自动化设备有限公司 | Table erecting and mounting equipment |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |