CN207577914U - A kind of Rapid tooling fixture - Google Patents
A kind of Rapid tooling fixture Download PDFInfo
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- CN207577914U CN207577914U CN201721192878.5U CN201721192878U CN207577914U CN 207577914 U CN207577914 U CN 207577914U CN 201721192878 U CN201721192878 U CN 201721192878U CN 207577914 U CN207577914 U CN 207577914U
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- leading screw
- movable block
- movable
- floating holder
- screw
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Abstract
The utility model discloses a kind of Rapid tooling fixture, including guide rail, movable base, the first leading screw, the second leading screw, floating holder, movable block and spring；At least two movable bases are parallel to each other to be mounted on guide rail；First leading screw and guide rail parallel, the screw thread on the first leading screw are threadedly coupled at least one movable base；Second leading screw is provided on each movable base, the second leading screw is vertical with guide rail；At least one floating holder and a movable block are mounted on the second leading screw, and floating holder is socketed on the second leading screw；The first end and the second end of movable block are located at the both sides of floating holder respectively, and movable block is connect with the second threads of lead screw, and spring is supported by between the first end of movable block and floating holder.The utility model Rapid tooling fixture uses the floating holder being mounted on the second leading screw to fix workpiece, and the geometric center of entire frock clamp changes with the movement of movable base, and fast and easy accurately clamps all kinds of workpiece.
Description
Technical field
The utility model is related to machining equipment field more particularly to a kind of Rapid tooling fixtures.
Background technology
When being machined to workpiece, it is necessary to workpiece is fixed and be positioned using fixture.Fixture is generally divided into
Special fixture and universal fixturing, special fixture design, wide variety according to the specific feature of the workpiece of required clamping；It is general
Fixture is chiefly used in that the relatively regular part of shape is fixed, and universal fixturing is mainly synchronized by two or more directions and pressed from both sides
The mode held fixes workpiece, such as all kinds of chuck mode fixtures；After mounting, geometric center is fixed to these chuck mode fixtures
, it is not easy to adjust；Chuck mode fixture is difficult to control the specific clamping force of workpiece simultaneously.
Utility model content
The technical problem to be solved by the present invention is to provide it is a kind of it is novel being capable of quick-clamping and adjustment clamping force
Fixture.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of Rapid tooling fixture, including leading
Rail, movable base, the first leading screw, the second leading screw, floating holder, movable block and spring；
At least two movable bases are parallel to each other to be mounted on guide rail, and movable base can be transported along rail length direction
It is dynamic；First leading screw and guide rail parallel, the screw thread on the first leading screw are threadedly coupled at least one movable base；It is revolved using driver
Turn the first leading screw and may be such that the movable base being connect with the first threads of lead screw is moved along guide rail, to adjust movable base each other
The distance between；
Second leading screw is provided on each movable base, the second leading screw is vertical with guide rail；At least one floating holder
It is mounted on the second leading screw with a movable block, floating holder is socketed on the second leading screw (between floating holder and the second leading screw
It cannot keep being threadedly coupled)；Movable block is in C fonts, and the first end and the second end of movable block are respectively positioned at floating holder
Both sides, movable block are connect with the second threads of lead screw, and spring is supported by between the first end of movable block and floating holder；Use drive
The second leading screw of dynamic device rotation may be such that reciprocal along the length direction of the second leading screw with the movable block that the second threads of lead screw is connect
Movement；Correspondingly, movable block drives floating holder to move by its first end or second end head；Keep spring and the second end
It is located at the both sides of floating holder respectively, after floating holder is contacted with workpiece, further rotating the second leading screw can still drive
Dynamic movable block movement, then compressed spring applies pressure to movable block to floating holder.
Specifically, the quantity of the movable base is two, there are two sections of oppositely oriented screw threads on first leading screw,
Dextrorotation thread segment and derotation thread segment are threadedly coupled respectively with two movable bases, and the first leading screw of rotation can cause two activities
Pedestal synchronizes close to each other or away from each other.
Further, the floating holder and the quantity of movable block installed on every second leading screw are two, the second leading screw
Upper to have two sections of oppositely oriented screw threads, dextrorotation thread segment and derotation thread segment are threadedly coupled respectively with two movable blocks, are rotated
It is close to each other or away from each other that second leading screw can cause two movable blocks (being inconjunction with floating holder) to synchronize.
Further, Rapid tooling fixture further includes range sensor, and range sensor measures the first end of movable block
The distance between floating holder (i.e. the length of spring), in the case that known to the former length and stiffness factor of spring, passes through biography
The measurement length of sensor can calculate the pressure size that movable block is applied on floating holder.
Advantageous effect：(1) the utility model Rapid tooling fixture uses the floating holder being mounted on the second leading screw to fix
Workpiece, the geometric center of entire frock clamp change with the movement of movable base, and fast and easy accurately clamps all kinds of works
Part.(2) the utility model Rapid tooling fixture is applied constant using movable block and spring control floating holder and to floating holder
Pressure, entire frock clamp is embodied the clamping force of workpiece by the decrement of spring, convenient for control；Meanwhile spring is applied to work
The pressure of motion block can keep the threaded connection between movable block and the second leading screw to stablize, and prevent living during clamping workpiece
Dynamic fixture loosens.(3) the first leading screw and the second leading screw are both designed as having two sections of rotation directions by the utility model Rapid tooling fixture
Opposite thread forms, the first screw synchronous drive two movable bases close to each other or away from each other, the second screw synchronous
It drives two movable blocks close to each other or away from each other, accelerates the efficiency of frock clamp.(4) the utility model Rapid tooling presss from both sides
Tool sets range sensor between the first end of movable block and floating holder, can be straight by the measurement data of range sensor
The size for calculating clamping force is connect, convenient for controlling clamping degree of the entire frock clamp to workpiece.
Description of the drawings
Fig. 1 is the front view of 1 Rapid tooling fixture of embodiment.
Fig. 2 is the left view of 1 Rapid tooling fixture of embodiment.
Fig. 3 is the vertical view of 1 Rapid tooling fixture of embodiment.
Fig. 4 is the A enlarged drawings of Fig. 3.
Fig. 5 is the usage state diagram of 1 Rapid tooling fixture of embodiment.
Wherein：1st, guide rail；2nd, movable base；3rd, the first leading screw；4th, the second leading screw；5th, floating holder；6th, movable block；61、
First end；62nd, the second end；7th, spring；8th, motor；9th, range sensor；10th, workpiece；11st, substrate.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in Figure 1 to Figure 3, the Rapid tooling fixture of the present embodiment, including guide rail 1, movable base 2, the first leading screw 3,
Second leading screw 4, floating holder 5, movable block 6, spring 7, motor 8 and range sensor 9；
On the basis of two parallel guide rails 1 are mounted on；
Two movable bases 2 are parallel to each other, and movable base 2 is vertical with guide rail 1；Movable base 2 is mounted on by substrate 11
It on guide rail 1, is bolted between movable base 2 and substrate 11, and slotted hole should be used on movable base 2, facilitate peace
Dress and adjusting movable base 2；Movable base 2 can be moved along the length direction of guide rail 1；
First leading screw 3 is parallel with guide rail 1, has two sections of oppositely oriented screw threads on the first leading screw 3, dextrorotation thread segment and anti-
Rotation thread segment is threadedly coupled respectively with two movable bases 2, and the first leading screw 3 of rotation can cause two movable bases 2 to synchronize that
This is close or away from each other, and the first leading screw 3 drives rotation by motor 8；
Second leading screw 4 is provided on each movable base 2, the second leading screw 4 is vertical with guide rail 1；Every second leading screw 4
It is upper that two floating holders 5 and two movable blocks 6 are installed, there is two sections of oppositely oriented screw threads, dextrorotation thread segment on the second leading screw 4
It is threadedly coupled respectively with two movable blocks 6 with derotation thread segment, the second leading screw 4 of rotation can cause two movable blocks 6 (to be inconjunction with
Floating holder 5) synchronize it is close to each other or away from each other；
Floating holder 5 is socketed on the second leading screw 4 and (cannot keep being threadedly coupled between floating holder 5 and the second leading screw 4)；
Movable block 6 is in C fonts, and the first end 61 and the second end 62 of movable block 6 are located at the both sides of floating holder 5, movable block 6 respectively
It is threadedly coupled with the second leading screw 4, spring 7 is supported by between the first end 61 of movable block 6 and floating holder 5；Use driver
Rotate the second leading screw 4 may be such that it is reciprocal along the length direction of the second leading screw 4 with the movable block 6 that the second leading screw 4 is threadedly coupled
Movement；Correspondingly, movable block 6 drives floating holder 5 to move by its 61 or second end 62 of the first end；Keep 7 He of spring
Workpiece with clamping is located at the both sides of floating holder 5 respectively, after floating holder 5 is contacted with workpiece, further rotates second
Leading screw 4 still can drive movable block 6 to move, and then compressed spring 7 applies pressure to movable block 6 to floating holder 5；
There are one range sensor 9, the range sensor 9 is laser for installation at first end 61 of each movable block 6
Distance measuring sensor, range sensor 9 measure the first end 61 of movable block 6 and the distance between floating holder 5 (i.e. spring 7
Length), in the case that known to the former length and stiffness factor of spring 7, activity can be calculated by the measurement length of sensor
Block 6 is applied to the pressure size on floating holder 5.
As shown in figure 5, the application method of the present embodiment Rapid tooling fixture is：
(1) workpiece 10 is placed between two movable bases 2；
(2) motor 8 being connect with the first leading screw 3 is opened so that two movable bases 2 are close to workpiece 10；
(3) motor 8 being connect with the second leading screw 4 is opened so that movable block 6 and floating holder 5 are close
Workpiece 10；It is specific as shown in figure 4, movable block 6 by 4 screw thread of the second leading screw effect and under
Move, 6 driving spring 7 of movable block and floating holder 5 synchronize move down；It will be apparent that when activity
After fixture 5 is contacted with workpiece 10, if the second leading screw 4 continues to rotate, spring 7 will be by
Compression；Range sensor 9 is gradually reduced in the distance measured by this stage；The present embodiment
All motors 8 are controlled by control system comprising microcontroller, control system control and the
The motor 8 of two leading screws 4 connection stops after the measured value of range sensor 9 reaches setting value,
Ensure that spring 7 applies floating holder 5 sufficiently large pressure.
Although the embodiment of the utility model is illustrated in specification, these embodiments are intended only as carrying
Show, should not limit the scope of protection of the utility model.Various omissions are carried out in the range of the utility model aims are not departed from, are put
It changes and change should be included in the scope of protection of the utility model.
Claims (4)
1. a kind of Rapid tooling fixture, it is characterised in that：Including guide rail, movable base, the first leading screw, the second leading screw, activity folder
Tool, movable block and spring；
At least two movable bases are parallel to each other to be mounted on guide rail, and movable base can be moved along rail length direction；
First leading screw and guide rail parallel, the screw thread on the first leading screw are threadedly coupled at least one movable base；
Second leading screw is provided on each movable base, the second leading screw is vertical with guide rail；At least one floating holder and one
A movable block is mounted on the second leading screw, and floating holder is socketed on the second leading screw；Movable block be in C fonts, the first of movable block
End and the second end are located at the both sides of floating holder respectively, and movable block is connect with the second threads of lead screw, the first end of movable block
Spring is supported by between head and floating holder.
2. Rapid tooling fixture according to claim 1, it is characterised in that：The quantity of the movable base is two, institute
Stating has two sections of oppositely oriented screw threads on the first leading screw, dextrorotation thread segment and derotation thread segment respectively with two movable base spiral shells
Line connects.
3. Rapid tooling fixture according to claim 2, it is characterised in that：The floating holder installed on every second leading screw
Quantity with movable block is two, has two sections of oppositely oriented screw threads, dextrorotation thread segment and derotation screw thread on the second leading screw
Section is threadedly coupled respectively with two movable blocks.
4. Rapid tooling fixture according to claim 3, it is characterised in that：Further include range sensor, range sensor
Measure the distance between the first end and floating holder of movable block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192878.5U CN207577914U (en) | 2017-09-18 | 2017-09-18 | A kind of Rapid tooling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192878.5U CN207577914U (en) | 2017-09-18 | 2017-09-18 | A kind of Rapid tooling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207577914U true CN207577914U (en) | 2018-07-06 |
Family
ID=62727759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721192878.5U Active CN207577914U (en) | 2017-09-18 | 2017-09-18 | A kind of Rapid tooling fixture |
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| Country | Link |
|---|---|
| CN (1) | CN207577914U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942040A (en) * | 2018-08-06 | 2018-12-07 | 肥东万安工程机械有限公司 | A kind of forklift door frame apparatus for welding and positioning |
| CN109127889A (en) * | 2018-09-30 | 2019-01-04 | 禹州市毛吕铸造有限公司 | A kind of mold auxiliary locator |
| CN112247327A (en) * | 2020-12-21 | 2021-01-22 | 西安贝伦环保科技有限公司 | Plasma cutting machine |
-
2017
- 2017-09-18 CN CN201721192878.5U patent/CN207577914U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942040A (en) * | 2018-08-06 | 2018-12-07 | 肥东万安工程机械有限公司 | A kind of forklift door frame apparatus for welding and positioning |
| CN109127889A (en) * | 2018-09-30 | 2019-01-04 | 禹州市毛吕铸造有限公司 | A kind of mold auxiliary locator |
| CN112247327A (en) * | 2020-12-21 | 2021-01-22 | 西安贝伦环保科技有限公司 | Plasma cutting machine |
| CN112247327B (en) * | 2020-12-21 | 2021-05-14 | 衡阳市新德力交通材料有限公司 | Plasma cutting machine |
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