CN109434728B - Lock nozzle composite clamp - Google Patents
Lock nozzle composite clamp Download PDFInfo
- Publication number
- CN109434728B CN109434728B CN201811366650.2A CN201811366650A CN109434728B CN 109434728 B CN109434728 B CN 109434728B CN 201811366650 A CN201811366650 A CN 201811366650A CN 109434728 B CN109434728 B CN 109434728B
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- China
- Prior art keywords
- clamping
- base
- hollow conical
- product
- nozzle
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- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention relates to a lock nozzle composite clamp which comprises a base and a product positioning block positioned above the base, wherein a base boss is arranged on the base, a plurality of cavities are formed in the inner side of the base boss, each cavity is correspondingly provided with a product positioning block, a screw hole is formed in the middle of the product positioning block, a control screw is arranged on the screw hole, and a plurality of positioning holes are respectively formed in the front side and the rear side of the screw hole in parallel; hollow conical locking nozzles are arranged below the positioning holes in one-to-one correspondence, the upper half parts of the hollow conical locking nozzles form clamping areas for clamping products, the clamping areas are formed by a plurality of clamping side plates, the clamping space of the clamping area is changed along with the distance between the clamping side plates, the clamping area is fixed on the positioning hole, and the lower half part of the hollow conical lock nozzle is provided with a circle of curved surface grooves. The product does not run up when the screw is integrally screwed on the lock nozzle composite clamp, and the precision is high and the tolerance fluctuation is small after the product is processed.
Description
Technical Field
The invention relates to the field of clamps, in particular to a composite clamp for a lock nozzle.
Background
The fixture is a device for fixing a processing object in a mechanical manufacturing process so that the processing object has a correct position and the fixed processing object is subjected to construction or detection. The traditional clamp processing stainless steel camera adopts the process of exchanging plate side extrusion clamps, the thickness dimension is unstable during the clamp processing, the product does not have downward force during side extrusion, the product can run upwards during each screw driving, the processed product precision is low, and the tolerance fluctuation is larger.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a composite clamp for a lock nozzle, which solves the problems of low precision and large tolerance fluctuation after the product is processed when a screw is screwed up in the prior art.
In order to achieve the above purpose, the invention provides a lock nozzle composite clamp, which comprises a base and a product positioning block positioned above the base, wherein a base boss is arranged on the base, a plurality of cavities are arranged on the inner side of the base boss, each cavity is correspondingly provided with a product positioning block, a screw hole is arranged in the middle of the product positioning block, a control screw is arranged on the screw hole, and a plurality of positioning holes are respectively arranged on the front side and the rear side of the screw hole in parallel;
The lower part of the positioning hole is provided with a hollow conical locking nozzle in a one-to-one correspondence manner, the upper half part of the hollow conical locking nozzle forms a clamping area for clamping a product, the clamping area is formed by a plurality of clamping side plates, the clamping space of the clamping area is changed along with the distance between the clamping side plates, the clamping area is fixed on the positioning hole, and the lower half part of the hollow conical locking nozzle is provided with a circle of curved surface groove;
a floating block is arranged between the base and the product positioning block, each cavity is correspondingly provided with a floating block, the floating block is provided with a U-shaped hole corresponding to the hollow lock nozzle, and the curved surface groove of the hollow conical lock nozzle is fixed on the U-shaped hole of the floating block;
the periphery of the base boss is fixedly provided with a conical support nail corresponding to the hollow conical lock nozzle, and the conical support nail is sleeved with a spring.
As an improvement of the lock nozzle composite clamp, a row of guide posts are fixedly arranged in the middle of the inside of the cavity, round holes are formed in the two sides of the floating block corresponding to the guide posts, and the guide posts penetrate through the round holes, so that the floating block can only move up and down along the guide posts and cannot shift.
As an improvement of the lock nozzle composite clamp, the guide post is sleeved with a spring, so that the reset elastic force of the lock nozzle composite clamp is enhanced.
As an improvement of the lock nozzle composite clamp, the spring is a compression spring, and when the compression spring is subjected to external load, the spring contracts and deforms to store deformation energy.
As an improvement of the lock nozzle composite clamp, the upper part of the periphery of the base boss and the bottom of the product positioning block are provided with the connecting holes, and the upper connecting hole and the lower connecting hole are connected by the fixing pin, so that the clamp is more stable in connection, firm and convenient to detach.
In summary, the lock nozzle composite clamp has the advantages that the middle of the inside of the cavity is fixedly provided with a row of guide posts, round holes are formed in the two sides of the floating block corresponding to the guide posts, and the guide posts penetrate through the round holes, so that the floating block can only move up and down along the guide posts and cannot shift; the spring is sleeved on the guide post to strengthen the reset elastic force of the lock nozzle composite clamp; when the compression spring is subjected to external load, the spring contracts and deforms, and deformation energy is stored; the upper part of the periphery of the base boss and the bottom of the product positioning block are provided with connecting holes, and the upper connecting hole and the lower connecting hole are connected by a fixing pin, so that the clamp is more stable, firm and convenient to detach; the product does not run up when the screw is screwed up by the lock nozzle composite clamp, and the precision is high and the tolerance fluctuation is small after the product is processed.
Drawings
FIG. 1 shows an exploded view of the structure of the present invention;
FIG. 2 is a schematic view showing the whole locking state of the composite clamp of the lock nozzle of the invention;
FIG. 3 is a schematic view of the hollow cone lock nozzle and slider connection of the present invention;
FIG. 4 shows a schematic view of the structure of the lock nozzle of the present invention;
The reference numerals in the drawings are: 1. the device comprises a base, 2, a product positioning block, 3, a control screw, 4, a hollow conical lock nozzle, 5, a floating block, 6, a conical support nail, 7, a spring, 8, a guide pillar, 9, a connecting hole, 11, a base boss, 12, a cavity, 21, a positioning hole, 41, a clamping area, 51, a U-shaped hole, 52 and a round hole.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings. The following description of the embodiments is provided for the purpose of facilitating understanding of the present invention, but is not intended to limit the present invention.
Fig. 1, fig. 2, fig. 3 and fig. 4 show a composite clamp of a lock nozzle, which comprises a base 1 and a product positioning block 2 positioned above the base 1, wherein a base boss 11 is arranged on the base 1, a plurality of cavities 12 are arranged on the inner side of the base boss 11, each cavity 12 is correspondingly provided with one product positioning block 2, a screw hole is arranged in the middle of the product positioning block 2, a control screw 3 is arranged on the screw hole, and a plurality of positioning holes 21 are respectively arranged on the front side and the rear side of the screw hole in parallel; the lower part of the positioning hole 21 is provided with hollow conical locking nozzles 4 in one-to-one correspondence, the upper half part of the hollow conical locking nozzle 4 forms a clamping area 41 for clamping products, the clamping area 41 is formed by a plurality of clamping side plates, the clamping space of the clamping area 41 is changed along with the distance between the clamping side plates, the clamping area 41 is fixed on the positioning hole 21, and the lower half part of the hollow conical locking nozzle 4 is provided with a circle of curved surface grooves; a floating block 5 is arranged between the base 1 and the product positioning block 2, each cavity 12 is correspondingly provided with a floating block 5, the floating block 5 is correspondingly provided with a U-shaped hole 51 corresponding to the hollow conical lock nozzle 4, and the curved surface groove of the hollow conical lock nozzle 4 is fixed on the U-shaped hole 51 of the floating block; conical support nails 6 are fixedly arranged on the periphery of the base boss 11 corresponding to the hollow conical lock nozzles 4, and springs 7 are sleeved on the conical support nails 6; a row of guide posts 8 are fixedly arranged in the middle of the cavity 12, round holes 52 are formed on two sides of the slider 5 corresponding to the guide posts 8, and the guide posts 8 penetrate through the round holes 52, so that the slider 5 can only move up and down along the guide posts 8 and cannot shift; the connecting holes 9 are formed in the upper portion of the periphery of the base boss 11 and the bottom of the product positioning block 2, and the upper connecting hole and the lower connecting hole 9 are connected through fixing pins, so that the clamp is more stable in connection, firm and convenient to detach.
Fig. 1 and 2 show the state of the locking nozzle holder of the present invention, when a product is fitted over the hollow tapered locking nozzle 4 fixed to the positioning hole 21, the positioning hole 21 and the hollow tapered locking nozzle 4 are used for positioning the product. When the control screw 3 is tightened, the control screw 3 props against the floating block 5 to drive the floating block 5 to move downwards, the hollow conical lock nozzle 4 moves downwards along with the floating block, the conical support nail 6 is inserted into the hollow conical lock nozzle 4 and props up the clamping area 41 of the hollow conical lock nozzle 4, the clamping space of the clamping area 41 is increased, the contact diameter of the hollow conical lock nozzle 4 and a product is increased, the hollow conical lock nozzle 4 is outwards opened to realize outward supporting of the product, and then the product is downwards tensioned to realize clamping; when the processing is finished and the control screw 3 is loosened, the spring 7 acts on the floating block 5 and the hollow conical lock nozzle 4 to enable the floating block 5, the hollow conical lock nozzle 4 and the product positioning block 2 to move upwards, the conical support nails 6 loosen the hollow conical lock nozzle 4, the hollow conical lock nozzle 4 retracts inwards, the contact diameter of the hollow conical lock nozzle 4 and a product is reduced, and at the moment, the product is loosened.
As the preferable scheme of the invention, the guide post 8 is sleeved with a spring, so that the reset elastic force of the lock nozzle composite clamp is enhanced.
As a preferred embodiment of the invention, the spring 7 is a compression spring which contracts and deforms when subjected to an external load, storing deformation energy.
In the embodiment, the spring 7, the hollow conical lock nozzle 4 and the conical support nail 6 are arranged corresponding to the positioning holes 21, and specifically, the conical support nail 6, the hollow conical lock nozzle 4 and the positioning holes 21 are arranged in pairs from left to right, and a row of five pairs are respectively arranged in front of and behind the hollow conical lock nozzle; ten guide posts 8 are arranged, ten pairs of springs are arranged on the base boss, ten springs are arranged in the middle of the inside of the cavity, and the number of product positioning blocks 2, the number of floating blocks 5 and the number of cavities 12 are all 5.
The positioning hole 21, the hollow conical lock nozzle 4, the conical support nail 6 and the spring 7 in the lock nozzle composite clamp can be arranged into a single-nozzle, double-nozzle or multi-nozzle composite clamp according to the specific shape of the clamped product.
In summary, the lock nozzle composite clamp has the advantages that the middle inside the cavity 12 is fixedly provided with the row of guide posts 8, the two sides of the floating block 5 are provided with round holes 52 corresponding to the guide posts 8, and the guide posts 8 penetrate through the round holes 52, so that the floating block 5 can only move up and down along the guide posts 8 and cannot shift; the spring 7 is sleeved on the guide post 8 to strengthen the reset elastic force of the lock nozzle composite clamp; when the compression spring is subjected to external load, the spring contracts and deforms, and deformation energy is stored; the connecting holes 9 are formed in the upper portion of the periphery of the base boss 11 and the bottom of the product positioning block 2, and the upper connecting hole and the lower connecting hole 9 are connected through fixing pins, so that the clamp is more stable in connection, firm and convenient to detach. The composite clamp for the lock nozzle does not run upwards when the control screw 3 is screwed up, and has high precision and small tolerance fluctuation after the product is processed.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A composite lock cylinder clamp comprising:
The base is provided with a base boss, a plurality of cavities are formed in the inner side of the base boss, each cavity is correspondingly provided with a product positioning block, a screw hole is formed in the middle of the product positioning block, a control screw is arranged on the screw hole, and a plurality of positioning holes are respectively formed in the front side and the rear side of the screw hole in parallel;
The lower part of the positioning hole is provided with a hollow conical locking nozzle in a one-to-one correspondence manner, the upper half part of the hollow conical locking nozzle forms a clamping area for clamping a product, the clamping area is formed by a plurality of clamping side plates, the clamping space of the clamping area is changed along with the distance between the clamping side plates, the clamping area is fixed on the positioning hole, and the lower half part of the hollow conical locking nozzle is provided with a circle of curved surface groove;
a floating block is arranged between the base and the product positioning block, each cavity is correspondingly provided with a floating block, the floating block is provided with a U-shaped hole corresponding to the hollow conical lock nozzle, and the curved surface groove of the hollow conical lock nozzle is fixed on the U-shaped hole of the floating block;
Conical support nails are fixedly arranged on the peripheries of the base bosses in one-to-one correspondence with the hollow conical locking nozzles, and compression springs are sleeved on the conical support nails;
A row of guide posts are fixedly arranged in the middle of the cavity, round holes are formed in the two sides of the floating block, corresponding to the guide posts, and the guide posts penetrate through the round holes;
And a spring is sleeved on the guide post.
2. The lock nozzle composite clamp according to claim 1, wherein: and connecting holes are formed in the upper part of the periphery of the base boss and the bottom of the product positioning block, and the upper connecting hole and the lower connecting hole are connected through a fixing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366650.2A CN109434728B (en) | 2018-11-16 | 2018-11-16 | Lock nozzle composite clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366650.2A CN109434728B (en) | 2018-11-16 | 2018-11-16 | Lock nozzle composite clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109434728A CN109434728A (en) | 2019-03-08 |
| CN109434728B true CN109434728B (en) | 2024-09-24 |
Family
ID=65553660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811366650.2A Active CN109434728B (en) | 2018-11-16 | 2018-11-16 | Lock nozzle composite clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109434728B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019130676B4 (en) * | 2019-11-13 | 2021-11-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Mounting device with a fixing mechanism for the detachable fixation of pin-shaped elements, mounting device system and use of the mounting device |
| CN114714295B (en) * | 2021-12-01 | 2024-08-13 | 格力电器（郑州）有限公司 | Clamp for fan blade, vision positioning robot and production line |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107891293A (en) * | 2017-12-19 | 2018-04-10 | 昆山旭正精密机械有限公司 | A kind of spring chuck tool fixture |
| CN209478048U (en) * | 2018-11-16 | 2019-10-11 | 伯恩高新科技（惠州）有限公司 | Lock nozzle composite fixture |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072545B (en) * | 1980-03-24 | 1983-11-23 | Gersan Ets | Self-clamping jig |
| CN201470921U (en) * | 2009-07-06 | 2010-05-19 | 夏福初 | Fast fixture |
| CN204934950U (en) * | 2015-07-09 | 2016-01-06 | 东莞市德瑞精密设备有限公司 | Electrode welding fixture |
| CN205835094U (en) * | 2016-07-13 | 2016-12-28 | 蓝思科技股份有限公司 | A kind of clamp jig for compact ceramic product |
| CN106312808B (en) * | 2016-08-31 | 2019-06-04 | 台州北平机床有限公司 | A kind of round bar fast-clamping clamp |
| CN206084527U (en) * | 2016-10-21 | 2017-04-12 | 东莞市艾利精密五金有限公司 | A kind of elastic clamping jig for mobile phone shell production |
| CN208051682U (en) * | 2018-03-10 | 2018-11-06 | 厦门兴才工贸有限公司 | A kind of fixture for grinding machine |
| CN208083897U (en) * | 2018-03-26 | 2018-11-13 | 中航国际航空发展有限公司 | The flexible support fixture of adaptive height |
-
2018
- 2018-11-16 CN CN201811366650.2A patent/CN109434728B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107891293A (en) * | 2017-12-19 | 2018-04-10 | 昆山旭正精密机械有限公司 | A kind of spring chuck tool fixture |
| CN209478048U (en) * | 2018-11-16 | 2019-10-11 | 伯恩高新科技（惠州）有限公司 | Lock nozzle composite fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109434728A (en) | 2019-03-08 |
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