CN203343491U

CN203343491U - Micro-moving lifting platform

Info

Publication number: CN203343491U
Application number: CN 201320312037
Authority: CN
Inventors: 江志忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-05-31
Filing date: 2013-05-31
Publication date: 2013-12-18
Anticipated expiration: 2023-05-31
Also published as: TW201518026A

Abstract

The utility model provides a micro-moving lifting platform mainly comprising a work table, a base and a transmission mechanism. The work table is arranged on the base; between the work table and the base is arranged a guiding unit enabling the work table to be lifted stably; the bottom of the work table is provided with a lifting slope block; and the transmission mechanism is arranged on the base and comprises a screw rod, a first sliding block, a second sliding block and a scale rotating wheel. The screw rod can drive the first and the second sliding blocks to synchronically get close to or get away from each other; the top parts of the first and the second sliding blocks are both provides with slopes contacting with the lifting slope block; and when the scale rotating wheel rotates, the screw rod also rotates, thereby enabling the first and the second sliding blocks to synchronically get close or get away from each other and thereby further accurately controlling ascending or descending positions of the work table.

Description

The Jiggled platform

Technical field

The utility model is a kind of Jiggled platform, and especially referring to a kind ofly provides vertical direction short-range guiding mechanism, when applying to drilling machine and carrying out the machining operation, more accurate to the adjustment of height and position.

Background technology

Large-scale toolroom machine is very easy as milling machine or CNC lathe will carry out three axles processing, also quite easy to the precision management and control, but unit price is high, and volume is large, usually is applicable to professed machine processing factory.In general factory, the small drilling machine unit price is low, easy to use, in most factories, all has at least one, facilitates bore operation or other machining.One group of cross working platform of the another collocation of small drilling machine for example, the milling cutter that changes the outfit, just can carry out simple Milling Process, allows factory process and all can be competent at some simple workpiece.But drilling machine generally there is no fine adjustment function to highly whole tune, in the time of need carrying out Height Adjustment, first unclamp the retaining mechanism of drilling machine platform, lock again this retaining mechanism after mobile drilling machine podium level, when usually unclamping retaining mechanism adjustment height, the drilling machine platform also can be moved left and right, and causes the generation skew of workpiece Working position.Therefore drilling machine, in process, seldom carries out the adjustment of height, to the more difficult control of machining accuracy of vertical direction.For example bore operation only requires the movement of the large distance of vertical direction, there is no fine adjustment function.

Moreover, be applicable to the clamping fixture of drilling machine or lifting platform in design, in the time of must considering boring or milling operation, can bear powerful active force or torsion, therefore support will quite firmly and not can produce and rock, and maintains crudy, so also increase the difficulty in product design.

The utility model content

The technical problems to be solved in the utility model is to provide a kind of Jiggled platform, can carry out the fine setting operation of vertical direction precision, and firm structure, when bearing gravity cutting or milling operation, without the anxiety of rocking, maintains good crudy.

Secondary objective of the present utility model is to provide the high but Jiggled platform that price is suitable of a kind of precision, mainly to adopt structure to simplify but firm design, can reduce production costs, but can meet the good requirement of precision, have the demand on the market competitiveness and industry.

For reaching above-mentioned and purpose, the utility model mainly includes working platform, support and transmission mechanism, there is guide unit between this working platform and support, make the lifting reposefully of this working platform, this working platform bottom separately has lifting slope piece, and this lifting slope piece has slope positive and negative contrary the first sliding surface and the second sliding surface; This transmission mechanism includes screw rod, the first slide block, the second slide block and scale runner, this screw rod is installed on the support place, one end extends to the external world and joins with this scale runner, there are two sections the first screw thread and second screw threads that the hand of spiral is contrary on this screw rod, this first slide block is installed on this first screw thread place, there is the first inclined-plane and contact with this first sliding surface, and this second slide block is installed on the second screw thread place, has the second inclined-plane to contact with this second sliding surface; When rotating this scale runner, this screw rod also can rotate, make this first slide block and the second slide block synchronous near or in the opposite direction away from, utilize this first inclined-plane and the second inclined-plane respectively at sliding on the first sliding surface and the second sliding surface, and make this working platform increase or descend.

Below coordinate graphic and element numbers to do more detailed description to embodiment of the present utility model, make to have the knack of this skill person and can implement according to this after studying this specification carefully.

The accompanying drawing explanation

Fig. 1 is stereogram of the present utility model;

Fig. 2 is simple and easy decomposing schematic representation of the present utility model;

The exploded view that Fig. 3 is detailed construction of the present utility model;

The structure enlarged diagram that Fig. 4 is scale runner of the present utility model;

Fig. 5 is the actual schematic diagram used of the present utility model.

［ primary clustering symbol description ］

1 Jiggled platform

10 working platforms

11 platforms

111 position lockholes

12 slide rails

13 lifting slope pieces

131 first sliding surfaces

132 second sliding surfaces

14 screws

20 supports

21 chassis

211 position lockholes

22 sliding track holders

221 guide grooves

23 sliding rail fixing pieces

30 transmission mechanisms

31 screw rods

311 first screw threads

312 second screw threads

32 first slide blocks

321 internal thread holes

322 first inclined-planes

33 second slide blocks

331 female screw holes

332 second inclined-planes

34 scale runners

341 hand wheels

3411 pins

342 degrees wheels

343 screws

3421 pin holes

5 drilling machines

51 drilling machine platforms

6 cross tables

The specific embodiment

Shown in Fig. 1, it is stereogram of the present utility model.The utility model Jiggled platform 1 mainly includes working platform 10, support 20 and transmission mechanism 30, this working platform 10 is installed on support 20, there is guide unit between the two, make this working platform 10 lifting reposefully, this transmission mechanism 30 is installed on this support 20 places, utilize the inclined-plane principle of confounding of double-slider, accurately control the position of this vertically lifting of working platform 10.

The structure of each member of the utility model is done a detailed explanation with that, refers to shown in Fig. 2 and Fig. 3: this working platform 10 comprises platform 11, several slide rail 12 and lifting slope piece 13.The several positions lockhole 111 that distributing on this platform 11, use for other workpiece or facility and can lock on it.These slide rail 12 numbers are two in the present embodiment, are installed on platform 11 two bottom sides.This lifting slope piece 13 is installed on this platform 11 centre positions, bottom, has slope positive and negative contrary the first sliding surface 131, the second sliding surface 132, and both lay respectively at this piece 13 both sides, lifting slope, and the absolute value of this slope is 1/2 in the present embodiment, but not as limit.The cross section of this slide rail 12 is rectangle, and purpose, in order to have larger contact area, allows when rising or descending comparatively steady.Between each member of this working platform 10, be to lock together with several screws 14.

This support 20 has included chassis 21, several sliding track holder 22, several sliding rail fixing piece 23.Be distributed in several positions lockhole 211 on this chassis 21, in order to be locked in other toolroom machines or to want installation place.This sliding track holder 22 is installed on this 21 both sides, chassis, and central longitudinal is to having guide groove 221, and cross section is like the U font, and this guide groove 221 is to slide in interior for this slide rail 12.This sliding rail fixing piece 23 is the sidewalls that are locked in these sliding track holder 23 vertical direction, and the opening of this guide groove 221 is covered in part, is coating this slide rail 12, the skew that while preventing lifting, this slide rail 12 produces horizontal direction, the stability of increase vertical lift.

In the present embodiment, this working platform 10 is installed on support 20, there is guide unit between the two, make this working platform 10 lifting reposefully, wherein this guide unit just refers to the slide rail 12 of this working platform 10 and the sliding track holder 22 and sliding rail fixing piece 23 of support 20, but this is only wherein a kind of embodiment of the utility model, therefore restriction only can not used this kind of mechanism.

This transmission mechanism 30 is to include screw rod 31, the first slide block 32, the second slide block 33 and scale runner 34.This screw rod 31 is to be installed between two sliding track holders 22 of this support 20, and an end can extend to the external world and join with this scale runner 34, and when rotating this scale runner 34, this screw rod 31 can synchronous rotation.This screw rod 31 has two the first screw thread 311 and the second screw threads 312 that the section hand of spiral is contrary on it, and for example one is the clockwise hand of spiral, and another is exactly the hand of spiral of contrary pin.This first slide block 32 has an internal thread hole 321, and top has the first inclined-plane 322.This second slide block 33 has an internal thread hole 331, and top has the second inclined-plane 332.This inner bolt hole 321 is just the opposite with the hand of spiral of inner bolt hole 331, and this first inclined-plane 322 is also positive and negative contrary with the slope on the second inclined-plane 332.During assembling, this first slide block 32 is installed on this first screw thread 311 places, and this first inclined-plane 322 also contacts with this first sliding surface 131, and this second slide block 33 is installed on the second screw thread 312 places, and 332, this second inclined-plane contacts with the second sliding surface 132.Thus, when rotating this scale runner 34, this screw rod 31 will synchronously rotate, make this first slide block 32 and the second slide block 33 synchronous near or in the opposite direction away from, utilize this first inclined-plane 322 and the second inclined-plane 332 to be synchronized with on this first sliding surface 131 and the second sliding surface 132 and slide, and make the platform 11 of this working platform 10 rise or descend.

In this example, every rotation one circle of this scale runner 34, each moves a pitch the first slide block 32 and the second slide block 33, see through the number that depicts mobile tooth distance on this scale runner 34, the slope that coordinates again the first inclined-plane 322 and the second inclined-plane 332, the first sliding surface 131 and the second sliding surface 132, just can accurately control the distance of lifting.

In addition, this transmission mechanism 30 further includes a guide rod 35, and this guide rod 35 is installed between two these sliding track holders 22 of this support 20, and runs through this first slide block 32 and the second slide block 33, and purpose is controlled the depth of parallelism that two slide blocks move.

Moreover, for preventing in use procedure, after height and position is adjusted, because this scale runner 34 of false touch causes the situation of positional misalignment, the utility model separately has a design.As shown in Figures 3 and 4, the utility model is that this scale runner 34 is designed to two-piece type, this scale runner 34 includes manual runner 341 and a degrees wheel 342 in the present embodiment, this degrees wheel 342 is to fix with screw 343 and this

screw rod

31, and 341 of this hand wheels are coupling in this screw rod 31.These hand wheel 341 madial walls have a pin 3411, and the aspectant sidewall of this degrees wheel 342 has a pin hole 3421.When being finely tuned, the pin 3411 of this hand wheel 341 must insert in the pin hole 3421 of this degrees wheel 342, and while rotating this hand wheel 341, this degrees wheel 342 just can be rotated, and now this screw rod 31 will synchronously rotate.Otherwise, rotating separately this hand wheel 341, this screw rod 31 can not be rotated.

As shown in Figure 5, be the schematic diagram of the actual use of the utility model.In use, the utility model Jiggled platform 1 is drilling machine platform 51 places that are installed on a drilling machine 5, on it, separately cross table 6 can be installed.This cross table 6 can carry out the adjustment of X-Y plane position, 1 of this Jiggled platform can provide the adjustment of vertical direction (Z axis) position, make two axles originally control, be promoted to three axial command, just can Synchronous lifting to machining accuracy and the quality of this type of toolroom machine.

The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. a Jiggled platform, mainly include working platform, support and transmission mechanism, it is characterized in that:

Have guide unit between this working platform and support, make the lifting reposefully of this working platform, this working platform bottom separately has lifting slope piece, and this lifting slope piece has slope positive and negative contrary the first sliding surface and the second sliding surface;

This transmission mechanism includes screw rod, the first slide block, the second slide block and scale runner, this screw rod is installed on the support place, one end extends to the external world and joins with this scale runner, there are two sections the first screw thread and second screw threads that the hand of spiral is contrary on this screw rod, this first slide block is installed on this first screw thread place, have the first inclined-plane and contact with this first sliding surface, this second slide block is installed on the second screw thread place, has the second inclined-plane and contacts with this second sliding surface;

When rotating this scale runner, this screw rod can synchronously rotate, make this first slide block and the second slide block both synchronous near or in the opposite direction away from, utilize this first inclined-plane and the second inclined-plane to be synchronized with respectively on the first sliding surface and the second sliding surface and slide, and make this working platform increase or descend.

2. Jiggled platform as claimed in claim 1, it is characterized in that, this guide unit includes several slide rails, several sliding track holder, several slide rail stator, this slide rail is to be positioned at this working platform both sides, and this sliding track holder is positioned at the support both sides, and this sliding track holder place has guide groove, this slide rail is installed in this guide groove, this slide rail stator is installed on this sliding track holder sidewall, local and cover the opening of this guide groove, makes this slide rail only in this guide groove, rise or descend.

3. Jiggled platform as claimed in claim 1, is characterized in that, transmission mechanism further includes a guide rod, and this guide rod is installed on this support place and runs through this first slide block and the second slide block.

4. Jiggled platform as claimed in claim 1, it is characterized in that, this scale runner includes manual runner and a degrees wheel, this degrees wheel is to be fixed in the screw rod place, this hand wheel this screw rod one end that is coupling, this hand wheel madial wall has a pin, and this degrees wheel opposite face place has a pin hole, when the pin of this hand wheel inserts in this pin hole, while rotating this hand wheel, this degrees wheel just can synchronously rotate.

5. Jiggled platform as claimed in claim 1, is characterized in that, on this Jiggled platform, separately can, in conjunction with one group of cross table, become one three axial workbench.