CN205849046U - A kind of multi-functional change size table tool - Google Patents

A kind of multi-functional change size table tool Download PDF

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Publication number
CN205849046U
CN205849046U CN201620382269.5U CN201620382269U CN205849046U CN 205849046 U CN205849046 U CN 205849046U CN 201620382269 U CN201620382269 U CN 201620382269U CN 205849046 U CN205849046 U CN 205849046U
Authority
CN
China
Prior art keywords
cylindrical cam
desktop
upper strata
cam
central authorities
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Expired - Fee Related
Application number
CN201620382269.5U
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Chinese (zh)
Inventor
陈威
张达
陈刚
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Shaanxi University of Science and Technology
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Shaanxi University of Science and Technology
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Priority to CN201620382269.5U priority Critical patent/CN205849046U/en
Application granted granted Critical
Publication of CN205849046U publication Critical patent/CN205849046U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of multi-functional change size table tool, including base plate, base plate double-deck cylindrical cam installed above, suit gin pole in double-deck cylindrical cam, central authorities' desktop is installed at the top of gin pole, and central authorities' desktop sets gradually four small table surfaces and four fan-shaped desktops;Double-deck cylindrical cam is made up of upper and lower two cylindrical cams, and the diameter of upper strata cylindrical cam is less than lower floor's cylindrical cam;Upper strata cylindrical cam realizes the up and down motion of small table surface by the cooperation of upper strata cam follower and upper strata needle bearing;Lower floor's cylindrical cam is by lower cam push rod and the up and down motion coordinating realization central authorities desktop of lower floor's needle bearing.This utility model utilizes purely mechanic structure to achieve the modification of Desktop Dimensions, the final embodiment moved by a series of mechanical mechanisms is exactly the up and down motion of desk panel, and shrink and extension movement, thus embody the variable dimension characteristic of desk, there is precision height, compact conformation, economy feature easily, there is wide test application prospect.

Description

A kind of multi-functional change size table tool
[technical field]
This utility model relates to a kind of table tool, belongs to machinery manufacturing technology field, particularly to a kind of multi-functional change size Table tool.
[background technology]
The utility model of desk, is the most clever technological contributions of one greatness in ancient times, and it is in the development and progress history of the mankind On have very important status, the appearance of desk not only improves the quality of the life of the mankind, be also convenient for life.Common are Outside rectangular table, strip table, square table, round table, short-legged table, also version square table, version round table, crescent moon table etc..It addition, also have some the most single The table tool of one purposes, such as pedestal table, qin table, chess and card table, wine table etc..But less in the design of modern table tool add Human Engineering Thought, the Appropriate application in less emphasis space, the most do not possess the feature combined of practicality and comfortableness.
[utility model content]
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to propose a kind of multi-functional change size table Tool, it is possible to utilize rational frame for movement accurately to control, there is practicality, compact conformation, economy feature easily.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of multi-functional change size table tool, including base plate, installs at least three table leg below base plate, base plate is installed above double Layer cylindrical cam, suit gin pole in double-deck cylindrical cam, the top of gin pole is installed central authorities' desktop, central authorities' desktop is depended on Secondary four small table surfaces and four fan-shaped desktops are set;Double-deck cylindrical cam is made up of upper and lower two cylindrical cams, and upper strata cylinder The diameter of cam is less than lower floor's cylindrical cam;Upper strata cylindrical cam is real by the cooperation of upper strata cam follower and upper strata needle bearing The up and down motion of existing small table surface;Lower floor's cylindrical cam realizes central authorities by the cooperation of lower cam push rod and lower floor's needle bearing The up and down motion of desktop.
This utility model is further improved by:
Described base plate is fixed by punching with table leg, and base plate is fixing with double-deck cylindrical cam even by the first holding screw Connect.
Described gin pole is placed in double-deck step through-hole cylindrical cam within, and by the second holding screw and in Centre desktop is fixing to be connected, and central authorities' desktop has two slots and is connected with upper strata cam follower.
The top of described upper strata cylindrical cam is provided with upper slide, and the both sides, top of lower floor's cylindrical cam arrange lower skateboard; The bottom of upper slide arranges top shoe, and the bottom of lower skateboard arranges sliding block;Slip strut is installed on base plate;
The two ends of slip strut all offer screwed hole, and the lower end of the first screw mandrel passes a screwed hole of slip strut, And pass downwards base plate, fixed by hex bolts, the upper end of the first screw mandrel sequentially pass through lower skateboard, top shoe, upper slide, in Centre desktop and small table surface, top screws in the silk hole offered on fan-shaped desktop, is connected with small table surface by sliding block;
The lower end of the second screw mandrel through another screwed hole of slip strut, upper end sequentially pass through sliding block, lower skateboard, on Slide block, upper slide and central authorities' desktop, top screws in the silk hole offered on small table surface;
The lower end of the 3rd screw mandrel screws in the silk hole offered on sliding block, upper end sequentially pass through lower skateboard, top shoe and on Slide plate, top screws in the silk hole offered on small table surface, is connected with small table surface by sliding block;
The lower end of the 4th screw mandrel screws in the silk hole offered on top shoe, upper end sequentially pass through upper slide, central authorities' desktop and Small table surface, top screws in the silk hole offered on fan-shaped desktop.
Described second screw mandrel runs through the silk hole on sliding block and the single pulley groove on upper slide is connected with small table surface;Upper cunning Plate is fixed with upper strata cam follower by keyway, is then connected with upper strata cylindrical cam by upper strata needle bearing;Lower skateboard leads to Cross keyway to fix with lower cam push rod, be so connected with lower floor cylindrical cam by lower floor's needle bearing.
Four three symmetrical pulley grooves and four symmetrical single-sheaved block grooves are had, in three pulley grooves on described lower skateboard It is installed with three pulleys, and is connected with sliding block by screw, sliding block has two silk holes, the second screw mandrel and the 3rd Bar is passed by the two silk hole respectively.
Described lower skateboard and upper slide are spaced 45 ° and are arranged symmetrically with.
Compared with prior art, this utility model has the advantages that
This utility model utilizes purely mechanic structure to achieve the modification of Desktop Dimensions, by rotating clockwise or counter-clockwise The mode of slide plate passes motion to cylindrical cam push rod, and motor feedback is given again after changing motion by cylindrical cam again by the latter Slide plate, finally motion passes to desktop support part to be made desktop rise or declines;Meanwhile, motion is also passed to support of sliding Bar, slip strut promotes the motion of slide block to pass to desktop, it is achieved the contraction of desktop and extension.This table has by a series of machineries Motion finally realizes the up and down motion of desk panel, and shrinks and extension movement, thus embodies the variable dimension characteristic of desk, There is precision height, compact conformation, economy feature easily, there is wide test application prospect.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of this utility model upper slide;
Fig. 3 is desktop expanded view of the present utility model;
Fig. 4 is cylindrical cam figure of the present utility model;
Fig. 5 is slip strut figure of the present utility model;
Fig. 6 is that slide block of the present utility model coordinates figure with pulley.
Wherein: 1-sector desktop;2-the 5th screw mandrel;3-screw;4-table leg;5-hex bolts;6-the second screw mandrel;7-slides Strut;8-sliding block;9-pulley;10-lower skateboard;11-the 3rd screw mandrel;12-upper slide;13-central authorities desktop;14-small table surface; 15-the first screw mandrel;16-the second holding screw;17-gin pole;18-bilayer cylindrical cam;19-overhead cam push rod;The upper rolling of 20- Needle bearing;Cam follower under 21-;22-base plate;23-nut;24-the first holding screw;25-top shoe;26-the 4th screw mandrel; Needle bearing under 27-.
[detailed description of the invention]
Below in conjunction with the accompanying drawings this utility model is described in further detail:
Seeing Fig. 1, this utility model includes four symmetrical table legs 4, and base plate 22 is fixed by punching with table leg 4, Base plate 22 is fixed together by the first holding screw 24 with double-deck cylindrical cam 18, and eight symmetrical hex bolts 5 are by eight One end of slip strut 7 is connected with base plate 22, and the other end of slip strut 7 connects the second screw mandrel 6, under the second screw mandrel 6 runs through Silk hole on slide block 8 and the single pulley groove on upper slide 12 are connected with small table surface 14, and lower skateboard 10 is convex with lower floor by keyway Wheel push rod 21 is fixed, and is then connected with double-deck cylindrical cam 18 by lower floor's needle bearing 27, lower skateboard 10 has four phases Three symmetrical pulley grooves and four symmetrical single-sheaved block grooves, three pulleys 9 are stuck in three pulley grooves, by screw 3 and downslide Block 8 is connected, and sliding block 8 has two silk holes, and a silk hole is by running through the second screw mandrel 6, and another hole connects the Sliding block 8 is coupled together by three screw mandrels 11 with small table surface 14;In like manner, fan-shaped desktop 1 also has two silk holes, by first Bar 15 is connected with top shoe 25 with the 4th screw mandrel 26.Upper slide 12 is fixed with upper strata cam follower 19 by keyway, then leads to Cross upper strata needle bearing 20 to be connected with double-deck cylindrical cam 18, upper slide 12 has the keyway as lower skateboard 10, the 5th Lower skateboard 10 is coupled together by screw mandrel 2 with upper slide 12.Double-deck cylindrical cam 18 is internal has a step through-hole for laying central authorities Column 17, gin pole 17 is connected with central authorities desktops 13 by the second holding screw 16, the most central desktop has two long Square opening is connected with upper strata cam follower 19.
Operation principle of the present utility model is:
Carrying out Desktop Dimensions change when, by rotating clockwise or counter-clockwise lower skateboard 10 and upper slide 12, Motion is flowed to double-deck cylindrical cam 18 and upper strata cam follower 19, lower cam push rod 21 by lower skateboard 10 and upper slide 12, Change motion by motor feedback to slide plate 10 and slide plate 12 by double-deck cylindrical cam 18, finally pass motion to fan-shaped desktop 1 and small table surface 14 realize rise or decline;Meanwhile, motion passes to, also by lower skateboard 10 and upper slide 12, support of sliding Bar 7, slip strut 7 promotes sliding block 8 to translate along chute, it is achieved fan-shaped desktop 1 and the contraction of small table surface 14 and extension, final body It is exactly now the up and down motion of desk panel, and shrinks and extension movement, thus embody the variable dimension characteristic of desk.
Above content only illustrates technological thought of the present utility model, it is impossible to limit protection model of the present utility model with this Enclose, every according to the technological thought that the utility model proposes, any change done on the basis of technical scheme, each fall within this reality Within protection domain with novel claims.

Claims (7)

1. a multi-functional change size table tool, it is characterised in that include that base plate (22), base plate (22) lower section install at least three table Lower limb (4), base plate (22) double-deck cylindrical cam (18) installed above, suit gin pole (17) in double-deck cylindrical cam (18), in Central authorities' desktop (13) are installed at the top of centre column (17), and central authorities' desktop (13) set gradually four small table surfaces (14) and four fans Shape desktop (1);Double-deck cylindrical cam (18) is made up of upper and lower two cylindrical cams, and the diameter of upper strata cylindrical cam is less than lower floor Cylindrical cam;Upper strata cylindrical cam realizes small table surface by the cooperation of upper strata cam follower (19) and upper strata needle bearing (20) (14) up and down motion;During lower floor's cylindrical cam is realized by the cooperation of lower cam push rod (21) and lower floor's needle bearing (27) The up and down motion of centre desktop (13).
Multi-functional change size table the most according to claim 1 has, it is characterised in that described base plate (22) leads to table leg (4) Crossing punching to fix, base plate (22) is connected by the first holding screw (24) is fixing with double-deck cylindrical cam (18).
Multi-functional change size table the most according to claim 1 and 2 has, it is characterised in that described gin pole (17) is laid In the step through-hole that double-deck cylindrical cam (18) is internal and fixing with central authorities' desktop (13) even by the second holding screw (16) Connect, central authorities' desktop (13) have two slots and is connected with upper strata cam follower (19).
Multi-functional change size table the most according to claim 1 and 2 has, it is characterised in that the top of described upper strata cylindrical cam Portion is provided with upper slide (12), and the both sides, top of lower floor's cylindrical cam arrange lower skateboard (10);The bottom of upper slide (12) is arranged Top shoe (25), the bottom of lower skateboard (10) arranges sliding block (8);Slip strut (7) is installed on base plate (22);
The two ends of slip strut (7) all offer screwed hole, and the lower end of the first screw mandrel (15) is through a spiral shell of slip strut (7) Pit, and pass downwards base plate (22), to be fixed by hex bolts (5), the upper end of the first screw mandrel (15) sequentially passes through lower skateboard (10), top shoe (25), upper slide (12), central authorities' desktop (13) and small table surface (14), top screws on fan-shaped desktop (1) In the silk hole offered, sliding block (25) is connected with small table surface (14);
The lower end of the second screw mandrel (6) is through another screwed hole of slip strut (7), and upper end sequentially passes through sliding block (8), glides Plate (10), top shoe (25), upper slide (12) and central authorities' desktop (13), top screws in the silk hole offered on small table surface (14) In;
The lower end of the 3rd screw mandrel (11) screws in the silk hole offered on sliding block (8), and upper end sequentially passes through lower skateboard (10), top shoe And upper slide (12) (25), top screws in the silk hole offered on small table surface (14), by sliding block (8) with small table surface (14) even Connect;
The lower end of the 4th screw mandrel (26) screws in the silk hole offered on top shoe (25), and upper end sequentially passes through upper slide (12), central authorities Desktop (13) and small table surface (14), top screws in the silk hole offered on fan-shaped desktop (1).
Multi-functional change size table the most according to claim 4 has, it is characterised in that described second screw mandrel (6) runs through downslide Silk hole on block (8) and the single pulley groove on upper slide (12) are connected with small table surface (14);Upper slide (12) by keyway with Upper strata cam follower (19) is fixed, and is then connected with upper strata cylindrical cam by upper strata needle bearing (20);Lower skateboard (10) leads to Cross keyway and lower cam push rod (21) to fix, be so connected with lower floor cylindrical cam by lower floor's needle bearing (27).
Multi-functional change size table the most according to claim 4 has, it is characterised in that described lower skateboard has four on (10) Three symmetrical pulley grooves and four symmetrical single-sheaved block grooves, be installed with three pulleys (9), and pass through screw in three pulley grooves (3) be connected with sliding block (8), sliding block (8) has two silk holes, the second screw mandrel (6) and the 3rd screw mandrel (11) respectively by The two silk hole passes.
Multi-functional change size table the most according to claim 4 has, it is characterised in that described lower skateboard (10) and upper slide (12) 45 ° of interval is arranged symmetrically with.
CN201620382269.5U 2016-04-28 2016-04-28 A kind of multi-functional change size table tool Expired - Fee Related CN205849046U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620382269.5U CN205849046U (en) 2016-04-28 2016-04-28 A kind of multi-functional change size table tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620382269.5U CN205849046U (en) 2016-04-28 2016-04-28 A kind of multi-functional change size table tool

Publications (1)

Publication Number Publication Date
CN205849046U true CN205849046U (en) 2017-01-04

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ID=57643658

Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105768542A (en) * 2016-04-28 2016-07-20 陕西科技大学 Dimension-transformable table
CN108720272A (en) * 2017-04-21 2018-11-02 杭州思文科科技有限公司 Diameter adjustable furniture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105768542A (en) * 2016-04-28 2016-07-20 陕西科技大学 Dimension-transformable table
CN108720272A (en) * 2017-04-21 2018-11-02 杭州思文科科技有限公司 Diameter adjustable furniture

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170104

Termination date: 20170428

CF01 Termination of patent right due to non-payment of annual fee