CN209477762U - A kind of fixture - Google Patents
A kind of fixture Download PDFInfo
- Publication number
- CN209477762U CN209477762U CN201822131652.5U CN201822131652U CN209477762U CN 209477762 U CN209477762 U CN 209477762U CN 201822131652 U CN201822131652 U CN 201822131652U CN 209477762 U CN209477762 U CN 209477762U
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- longitudinal
- slide
- support plate
- top surface
- cross
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Abstract
The utility model discloses a kind of fixtures；Including a rectangular support plate, the support plate top surface is equipped with long rails and cross track, the long rails and cross track upper slide of the support plate, slide plate is equipped with clamp arm, the slide plate can be slided in the support plate top surface, the long rails and cross track of the support plate are equipped with screw rod, and the bottom surface of slide plate is equipped with the thread with the screw rod bolt；Rotating the long bolt, perhaps the short screw can drive first clamp body along the longitudinal direction or left and right directions clamps the workpiece.Using the fixture of the utility model, is clamped, centering, improved efficiency respectively by front and rear, left and right both direction.
Description
Technical field
The utility model relates to a kind of fixture, in particular to a kind of automatic centring device of fixture.
Background technique
CAM (Computer Aided Manufacturing), i.e. computer-aided manufacturing, using more in numerical control processing
Come more.Compared with traditional manual programming again mode of typing, generate what machine tool can be read by computer programming
Code has not only saved cost so that machine tool be made to run, and improves the flexibility of processing and the repeatability of processing, and
And numerically-controlled machine tool is processed according to designed program, so that the production time also relatively easily controls.
In the mechanical arm of numerically-controlled machine tool is processed with CAM, needs to obtain the size of workpiece before processing and supporting
Coordinate on plate, due to can not all be placed on the same point each time, so requiring to look for processing with mechanical arm again every time
The coordinate of part readjusts CAM, and when especially processing the part of same specification, blank quality is irregular, needs every time again
To knife, processing efficiency is influenced；Further more, existing fixture can only be simultaneously clamped in both direction, and cannot clamp respectively, also
It is to say directly clamp square or round, influences the range of work.
Utility model content
The purpose of this utility model is that there are problems for the prior art, provides a kind of fixture, and clamping is firm, two
Automatic centering is realized on direction.
The technical solution adopted by the utility model to solve the technical problem is that:
A kind of fixture, comprising:
One rectangular support plate, top surface are equipped with two long rails slots and two cross track slots, two long rails slots and two
Cross track slot is with the support plate top surface center symmetric setting；
One transverse screw, setting is in the support plate bottom, which is equipped with that screw pitch is identical but spiral shell is to two opposite spiral shells
Line section, two thread segments are located at the underface of two cross track slots；
Two longitudinal screws are arranged in the support plate bottom, and two longitudinal screws are located at the underface of two long rails slots,
Thread pitch on two longitudinal screws is identical but spiral shell is on the contrary, two longitudinal screw opposite sides are equipped with bevel gear, two longitudinal spiral shells
The bevel gear of bar passes through a cone fluted disc transmission connection；
Two cross slides positioned at the support plate top surface and respectively correspond the setting of two cross track slots, the top of the cross slide
Face is equipped with the clamp arm of clamping workpiece, and the bottom surface of the cross slide is equipped with the spiral shell with the thread segment bolt of the transverse screw
Tooth；
Two longitudinal slides positioned at the support plate top surface and respectively correspond the setting of two long rails slots, the top of the longitudinal slide
Face is equipped with the clamp arm of clamping workpiece, and the bottom surface of two longitudinal slides is respectively equipped with thread and is spirally connected with two longitudinal screws；
The top surface of the support plate corresponds to the cross slide equipped with cross slide position limiting structure, the cross slide limit knot
Structure states cross slide in vertical direction limit residence, and the top surface of the support plate corresponds to the longitudinal slide and limits equipped with longitudinal slide
Structure, the longitudinal slide position limiting structure state longitudinal slide in vertical direction limit residence.
In a preferred embodiment, which is located at the lower section of the transverse screw, further includes covering, which is connected to
The support plate bottom surface simultaneously covers the cone fluted disc, and two longitudinal screw opposite sides are extend into the covering.
In the preferred embodiment, the screw rod and the thread of the skateboard bottom have self-locking performance.
In the preferred embodiment, the cross slide position limiting structure is to be connected to the support plate top surface and be located at transverse rails
The pressing plate of road slot two sides, the pressing plate are buckled in the top at the cross slide edge；The longitudinal slide position limiting structure is connection
In the support plate top surface and positioned at the pressing plate of long rails slot two sides, the pressing plate is buckled in the top at the longitudinal slide edge.
In the preferred embodiment, it is slided the upper surface that the cross slide, longitudinal slide are attached to the support plate.
In the preferred embodiment, there are regular hexagon counterbore, the longitudinal screw outer end face in the end face of the transverse screw
Equipped with regular hexagon counterbore.
In the preferred embodiment, the top surface middle section of the support plate is equipped with the cushion block for placing workpiece.
It in the preferred embodiment, further include two cross slides and two longitudinal slides, two cross slides are with the support plate top
Face center is symmetrical set, which transverse shifting, the cross slide can correspond to the cross slide in the support plate
On clamp arm be equipped with and allow bit port；For two longitudinal slides to be symmetrical arranged before and after the support plate top surface center, which can be
Transverse shifting in the support plate, which, which corresponds to the clamp arm on the longitudinal slide and be equipped with, allows bit port.
In the preferred embodiment, opposite side is equipped with rubber cushion blocks, two longitudinal slide tops at the top of two cross slides
Opposite side is equipped with rubber cushion blocks.
In the preferred embodiment, which is equipped with T-type sliding block, and support plate top surface is in the cross track
Slot two sides are equipped with T-type sliding slot, which is equipped with T-type sliding block, and support plate top surface is in the long rails slot two
Side is equipped with T-type sliding slot, and the T-type sliding block and the sliding of T-type sliding slot are clamped；The cross slide bottom surface is additionally provided with cross slide locking knot
Structure, the cross slide bottom surface are additionally provided with longitudinal slide locking structure.
Technical solutions of the utility model compared with the background art, it has the following advantages:
The cross slide and transverse screw of the utility model cooperate, and longitudinal slide and longitudinal screw cooperate, and the two is mutually only
It is vertical, transverse screw is rotated, the clamp arm on the cross slide of front side is close by front side, the double wall on posterior lateral slide plate is leaned on by rear side
Closely, since two thread segment screw pitch of transverse screw is identical but spiral shell is on the contrary, the two speed is identical, it is automatic fixed in the front-back direction to realize
Position；Longitudinal screw is rotated, the clamp arm on the longitudinal slide in left side is close by left side, the double wall on the longitudinal slide of right side is leaned on by right side
Closely, it is connect by bevel gear with cone fluted disc due to two longitudinal screws, the two speed is identical, realizes the automatic positioning of left and right directions.
Compared with the background art, the present invention realizes front-rear direction, left and right directions is automatically positioned respectively, can clamp rectangular-shaped piece, oval part
Deng.Meanwhile the time of centering in both direction is eliminated, production efficiency is improved, so that the numerical control that CAM system is preferably applied
In processing.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the schematic diagram of the fixture of the utility model.
Fig. 2 is the cross-sectional view in the direction A-A of Fig. 1.
Fig. 3 is the bottom view of the fixture of the utility model.
Appended drawing reference: 100 support plates, 110 long rails slots, 120 cross track slots, 130 cushion blocks, 140 cover, 150T
Type sliding slot, 200 transverse screws, 210 thread segments, 300 longitudinal screws, 310 cone fluted discs, 400 cross slides, 500 longitudinal slides,
510 threads, 520 clamp arm, 530 pressing plates, 600 cross slides, 700 longitudinal slides, 710 rubber cushion blocks.
Specific embodiment
Referring to fig. 1 to fig. 3, a kind of fixture of the utility model, including a rectangular support plate 100, top surface
Equipped with two long rails slots 110 and two cross track slots 120, two long rails slots 110 and two cross track slots 120 are with the branch
100 end face center of fagging is symmetrical arranged, and the top surface middle section of the support plate 100 is equipped with the cushion block 130 for placing workpiece.Also
Including a transverse screw 200, setting is in 100 bottom of support plate, which is equipped with that screw pitch is identical but spiral shell is to opposite
Two thread segments 210, two thread segments 210 are located at the underface of two cross track slots 120；It further include two longitudinal screws 300,
It is arranged in 100 bottom of support plate, two longitudinal screws 300 are located at the underface of two long rails slots 110, two longitudinal screws
Thread pitch on 300 is identical but spiral shell is on the contrary, two longitudinal screws, 300 opposite side is equipped with bevel gear, two longitudinal screws 300
Bevel gear by one cone fluted disc 310 be sequentially connected；Further include two cross slides 400, is located at 100 top surface of support plate and divides
Not Dui Ying the setting of two cross track slots 120, the top surface of the cross slide 400 is equipped with the clamp arm 520 of clamping workpiece, this is laterally sliding
The bottom surface of plate 400 is equipped with the thread 510 with 210 bolt of thread segment of the transverse screw 200；It further include two longitudinal slides
500, positioned at 100 top surface of support plate and the setting of two long rails slots 110 is respectively corresponded, the top surface of the longitudinal slide 500 is equipped with
The clamp arm 520 of clamping workpiece, the bottom surface of two longitudinal slides 500 are respectively equipped with thread 510 and are spirally connected with two longitudinal screws 300；It should
The top surface of support plate 100 corresponds to the cross slide 400 equipped with cross slide position limiting structure, and the cross slide position limiting structure exists
Cross slide 400 is stated in vertical direction limit residence, and the top surface of the support plate 100 corresponds to the longitudinal slide 500 and is equipped with longitudinal slide
Dental lamina limit structure, the longitudinal slide position limiting structure state longitudinal slide 500 in vertical direction limit residence.The cross slide limit
Bit architecture is the pressing plate 530 for being connected to 100 top surface of support plate and being located at 120 two sides of cross track slot, and the pressing plate 530 is buckled in
The top at 400 edge of cross slide；The longitudinal slide position limiting structure is to be connected to 100 top surface of support plate and be located at
The pressing plate 530 of 110 two sides of long rails slot, the pressing plate 530 are buckled in the top at 500 edge of longitudinal slide.The transverse direction
Slide plate 400 is slided by the upper surface that the transverse screw 200 of lower section is attached to the support plate 100, front side cross slide 400
On clamp arm 520 is close by front side, the double wall on posterior lateral slide plate 400 is close by rear side, due to 200 2 screw thread of transverse screw
210 screw pitch of section are identical but spiral shell is on the contrary, so the two speed is identical, and realization is automatically positioned in the front-back direction；The longitudinal slide
500 are slided by the upper surface that two longitudinal screws 300 of lower section are attached to the support plate 100, on left side cross slide 400
Clamp arm 520 is close by left side, the double wall on right side cross slide 400 is close by right side, since two longitudinal screws 300 pass through cone
Gear is connect with cone fluted disc 310, so the two speed is identical, realizes the automatic positioning of left and right directions.
As shown in Fig. 2, the cone fluted disc 310 is located at the lower section of the transverse screw 200, and it further include covering 140, the covering 140
It is connected to 100 bottom surface of support plate and covers the cone fluted disc 310, two longitudinal screws, 300 opposite side extend into the covering 140
In the middle.The screw rod and the thread 510 of the skateboard bottom have self-locking performance, so that the longitudinally, laterally clamp arm 520 on slide plate
Workpiece can be clamped.
It further include two cross slides 600 and two longitudinal slides 700, two cross slides 600 are with the support plate in the present embodiment
100 end face centers are symmetrical set, the cross slide 600 can in the support plate 100 transverse shifting, the cross slide 600
Clamp arm 520 on the corresponding cross slide 400, which is equipped with, allows bit port, so that cross slide 600 can equally be clamped with left and right directions
Firmly workpiece preferably provides chucking power；For two longitudinal slides 700 to be symmetrical arranged before and after 100 end face center of support plate, this is vertical
To slide 700 transverse shifting, the longitudinal direction slide 700 clamp arm 520 on the longitudinal slide 500 can be corresponded in the support plate 100
Equipped with bit port is allowed, so that longitudinal slide 700 can clamp workpiece equally with front-rear direction, chucking power is preferably provided.Two
The opposite side in 600 top of cross slide is equipped with rubber cushion blocks 710, and the two opposite sides in longitudinal 700 top of slide are equipped with rubber
Cushion block 710 prevents catcher mark occur on the surface of workpiece after clamping.100 top surface of support plate, 600 bottom surface both side of cross slide
Equipped with T-type sliding block, which is equipped with T-type sliding slot 150 in 120 two sides of cross track slot, the longitudinal direction slide
700 bottom surface both sides are equipped with T-type sliding block, which is equipped with T-type sliding slot 150 in 110 two sides of long rails slot,
The T-type sliding block and the sliding of T-type sliding slot 150 are clamped so that transverse direction, longitudinal slide can in the support plate 100 transverse shifting；The cross
It is additionally provided with cross slide locking structure to 600 bottom surface of slide, which is additionally provided with longitudinal slide locking structure,
Slide locking structure provides the chucking power of clamping workpiece for slide, which includes briquetting and screw.
In the present embodiment, there are regular hexagon counterbore, 300 outer end face of longitudinal screw in the end face of the transverse screw 200
Equipped with regular hexagon counterbore.
A kind of usage mode of the fixture；Rotate the long bolt, the slide plate of front side it is close by front side and clamp this plus
Workpiece, the slide plate of rear side are close by rear side and clamp the workpiece, and the two speed is identical, and front-rear direction realizes automatic centering；
The slide plate in left side is close and clamps the workpiece, and the slide plate on right side is close and clamps the workpiece, and the two speed is identical, left
Right direction realizes automatic centering.Rectangular-shaped piece, oval part can be clamped, the time of centering in both direction is eliminated, can be added
Coordinate of the workpiece in the support plate 100, meanwhile, by the mobile distance of slide plate, the size of workpiece can be calculated, it will
Data feedback improves production efficiency, so that in the numerical control processing that CAM system is preferably applied to CAM system.
The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented
It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual
In the range of type covers.
Claims (10)
1. a kind of fixture, it is characterised in that: include:
One rectangular support plate, top surface are equipped with two long rails slots and two cross track slots, and two long rails slots and two are laterally
Track groove is with the support plate top surface center symmetric setting；
One transverse screw, setting is in the support plate bottom, which is equipped with that screw pitch is identical but spiral shell is to two opposite thread segments,
Two thread segments are located at the underface of two cross track slots；
Two longitudinal screws are arranged in the support plate bottom, and two longitudinal screws are located at the underface of two long rails slots, and two is vertical
Thread pitch on screw rod is identical but spiral shell is on the contrary, two longitudinal screw opposite sides are equipped with bevel gear, two longitudinal screws
Bevel gear passes through a cone fluted disc transmission connection；
Two cross slides positioned at the support plate top surface and respectively correspond the setting of two cross track slots, and the top surface of the cross slide is set
There is the clamp arm of clamping workpiece, the bottom surface of the cross slide is equipped with the thread with the thread segment bolt of the transverse screw；
Two longitudinal slides positioned at the support plate top surface and respectively correspond the setting of two long rails slots, and the top surface of the longitudinal slide is set
There is the clamp arm of clamping workpiece, the bottom surface of two longitudinal slides is respectively equipped with thread and is spirally connected with two longitudinal screws；
The top surface of the support plate corresponds to the cross slide equipped with cross slide position limiting structure, and the cross slide position limiting structure exists
Cross slide is stated in vertical direction limit residence, and the top surface of the support plate corresponds to the longitudinal slide equipped with longitudinal slide limit knot
Structure, the longitudinal slide position limiting structure state longitudinal slide in vertical direction limit residence.
2. a kind of fixture as described in claim 1, it is characterised in that: the cone fluted disc is located at the lower section of the transverse screw, also wraps
Covering is included, which is connected to the support plate bottom surface and covers the cone fluted disc, and two longitudinal screw opposite sides extend into the covering
In the middle.
3. a kind of fixture as described in claim 1, it is characterised in that: the screw rod and the thread of the skateboard bottom have certainly
Lock property.
4. a kind of fixture as claimed in claim 2, it is characterised in that: the cross slide position limiting structure is to be connected to the support
Plate top surface and the pressing plate for being located at cross track slot two sides, the pressing plate are buckled in the top at the cross slide edge；The longitudinal direction
Slide plate position limiting structure is the pressing plate for being connected to the support plate top surface and being located at long rails slot two sides, and the pressing plate is buckled in described vertical
To the top on edge edge.
5. a kind of fixture as claimed in claim 4, it is characterised in that: the cross slide, longitudinal slide are attached to the support
It is slided the upper surface of plate.
6. a kind of fixture as claimed in claim 5, it is characterised in that: there is regular hexagon counterbore in the end face of the transverse screw,
The longitudinal screw outer end face is equipped with regular hexagon counterbore.
7. a kind of fixture as claimed in claim 6, it is characterised in that: the top surface middle section of the support plate is equipped with for placing
The cushion block of workpiece.
8. a kind of fixture as claimed in claim 7, it is characterised in that: further include two cross slides and two longitudinal slides, two is horizontal
Be symmetrical set to slide with the support plate top surface center, the cross slide can in the support plate transverse shifting, the transverse direction
Slide, which corresponds to the clamp arm on the cross slide and is equipped with, allows bit port；Two longitudinal slides before and after the support plate top surface center symmetrically to set
It sets, which transverse shifting, the longitudinal direction slide can correspond to the clamp arm on the longitudinal slide and be equipped with resigning in the support plate
Channel.
9. a kind of fixture as claimed in claim 8, it is characterised in that: opposite side is equipped with rubber pad at the top of two cross slides
Block, the two opposite sides of longitudinal slide top are equipped with rubber cushion blocks.
10. a kind of fixture as claimed in claim 8, it is characterised in that: the cross slide bottom surface both side is equipped with T-type sliding block, branch
Fagging top surface is equipped with T-type sliding slot in the cross track slot two sides, which is equipped with T-type sliding block, support plate
Top surface is equipped with T-type sliding slot in the long rails slot two sides, and the T-type sliding block and the sliding of T-type sliding slot are clamped；The cross slide bottom surface
It is additionally provided with cross slide locking structure, which is additionally provided with longitudinal slide locking structure.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388144 | 2018-08-27 | ||
| CN2018213881449 | 2018-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209477762U true CN209477762U (en) | 2019-10-11 |
Family
ID=68118490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822131652.5U Active CN209477762U (en) | 2018-08-27 | 2018-12-18 | A kind of fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209477762U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514304A (en) * | 2018-08-27 | 2019-03-26 | 华侨大学 | A kind of fixture |
| CN110605679A (en) * | 2019-10-30 | 2019-12-24 | 广东利元亨智能装备股份有限公司 | Adjustable clamp |
| CN110605679B (en) * | 2019-10-30 | 2024-07-02 | 广东利元亨智能装备股份有限公司 | Adjustable clamp |
-
2018
- 2018-12-18 CN CN201822131652.5U patent/CN209477762U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514304A (en) * | 2018-08-27 | 2019-03-26 | 华侨大学 | A kind of fixture |
| CN109514304B (en) * | 2018-08-27 | 2024-02-27 | 华侨大学 | Clamp |
| CN110605679A (en) * | 2019-10-30 | 2019-12-24 | 广东利元亨智能装备股份有限公司 | Adjustable clamp |
| CN110605679B (en) * | 2019-10-30 | 2024-07-02 | 广东利元亨智能装备股份有限公司 | Adjustable clamp |
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