CN205057851U - Screw thread formula linkage anchor clamps - Google Patents
Screw thread formula linkage anchor clamps Download PDFInfo
- Publication number
- CN205057851U CN205057851U CN201520750919.2U CN201520750919U CN205057851U CN 205057851 U CN205057851 U CN 205057851U CN 201520750919 U CN201520750919 U CN 201520750919U CN 205057851 U CN205057851 U CN 205057851U
- Authority
- CN
- China
- Prior art keywords
- clamping limb
- connecting rod
- shaped steel
- pedestal
- axle sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a screw thread formula linkage anchor clamps, including fixed establishment and clamping mechanism, fixed establishment includes the base and alternates actuating lever in the base, is equipped with horizontal through -hole in the base, and part that the actuating lever is located the base is equipped with the external screw thread, and the actuating lever is located and is equipped with the handle on the base outer wall outward, clamping mechanism including the left centre gripping arm that is used for pressing from both sides tight shaped steel and right centre gripping arm, with the connecting rod of left centre gripping arm fixed connection's rectangle, be used for cup jointing the axle sleeve of connecting rod, the axle sleeve sets up and adopt transition fit in the through -hole and with the through -hole, the axle sleeve be integrated into one piece with right centre gripping arm, the lower terminal surface of connecting rod sets up to the cockscomb structure, the the threaded portion of actuating lever meshes with the sawtooth of connecting rod is partial mutually. The problem that this scheme had solved that present shaped steel anchor clamps structure is complicated, with high costs, complex operation, work efficiency hang down.
Description
Technical field
The utility model relates to a kind of field of fixtures, is specifically related to a kind of screw-type linkage clamp.
Background technology
In a broad sense, any operation in technical process, is used for rapidly, installs easily and safely the device of workpiece, all can be described as fixture.Such as weld jig, inspection jig, assembling jig, jig etc.Wherein jig is the most common, often referred to as fixture.On lathe during processing work, the dimensions reaching drawing for making the surface energy of workpiece and specify, geometry and with the technical requirements such as the relative-position error on other surfaces, workpiece must be installed before processing, clip.Fixture is made up of setting element, clamping device, tool setting induction element, indexing means, Connection Element and clamp body etc. usually.Fixture and grip device are widely known by the people, and are widely used for manufacturing.Particularly, fixture has various reference surface and point, and parts or instrument can accurately be located.In many process, this is general to clamp member, so that these parts can keep correct juxtaposition relationship in such as punching press, riveted joint, welding, the process of pasting or solidifying.
Shaped steel is a kind of bar structural section having certain section shape and size, is one of large kind of steel four.According to section configuration, shaped steel divides simple shape and compound section shaped steel (deformed steel).The former refers to square steel, round steel, band steel, angle steel, hexagonal steel etc.; The latter refers to I-steel, channel-section steel, rail, casement section steel, bending shaped steel etc.Along with the development of Chinese national economy, also growing to the demand of shaped steel, according to different demand, shaped steel needs for further processing, therefore the fixture for processing shaped steel is of crucial importance, existing fixture can only clamp the shaped steel of same size, and the shaped steel for different size needs different fixtures, causes the raising of cost; Usual overall structure is more complicated, operates more loaded down with trivial details, reduces the operating efficiency to shaped steel processing.
Utility model content
The utility model is intended to provide the screw-type linkage clamp that a kind of structure is simple, easy to operate, cost is low, operating efficiency is high.
Achieve the above object, base case of the present utility model is as follows: screw-type linkage clamp, comprise fixed mechanism and clamp system, described fixed mechanism comprises pedestal and interts the drive rod in pedestal, horizontal through hole is provided with in described pedestal, the part that described drive rod is positioned at pedestal is provided with external screw thread, and the outer wall that described drive rod is positioned at outside pedestal is provided with handle; Described clamp system comprise left clamping limb for clamping shaped steel and right clamping limb, be fixedly connected with left clamping limb rectangle connecting rod, for being socketed the axle sleeve of connecting rod, described axle sleeve to be arranged in through hole and to adopt interference fits with through hole, described axle sleeve and right clamping limb are formed in one, the lower surface of described connecting rod is set to zigzag, and the threaded portion of described drive rod is meshed with the serrated portion of connecting rod.
The principle of base case: during operation, is first positioned on pedestal by shaped steel; Then the handle that turns clockwise drives drive rod to rotate clockwise, the threaded portion of drive rod drives the serrated portion of connecting rod to move right, because connecting rod is fixedly connected with left clamping limb, connecting rod drives left clamping limb to move right, the left end of left clamping limb and shaped steel offsets, and the right-hand member of right clamping limb and shaped steel offsets; Lower end finally by pedestal and shaped steel offsets, the left end of left clamping limb and shaped steel offsets, the right-hand member of right clamping limb and shaped steel offsets, and realizes the clamping to shaped steel with this.
The advantage of base case: according to the different size of shaped steel, connecting rod is driven to move right mainly through drive rod, coordinate the clamping that left clamping limb, right clamping limb and pedestal realize shaped steel, its overall structure is simple, easy to operate, effectively provide the operating efficiency of shaped steel processing, and realize on same fixture the clamping of different size shaped steel, effectively reduce cost.
Preferred version one: based on the preferred version of scheme, described left clamping limb, right clamping limb are equipped with the projection of arc-shaped for the one end clamping shaped steel, by above-mentioned setting, replace Planar realization to the clamping of shaped steel by projection, reduce contact area, significantly reduce the wearing and tearing to shaped steel, and projection compares flat grip shaped steel, impetus is more concentrated, also just better to the clamping effect of workpiece.
Preferred version two: based on the another preferred version of scheme, bolt is provided with in described right clamping limb, described bolt is connected with the threaded one end of connecting rod away from left clamping limb, by above-mentioned setting, when clamping shaped steel, tight a bolt and to be connected with the threaded one end of connecting rod away from left clamping limb, further define the position of connecting rod, make the clamping effect of shaped steel more stable.
Preferred version three: based on the another preferred version of scheme, extension spring is provided with between described pedestal and left clamping limb, by above-mentioned setting, extension spring has certain tension force, when left clamping limb clamping shaped steel, extension spring is in extended state, when left clamping limb unclamps shaped steel, extension spring can give left clamping limb one pulling force left, effectively decreases the time of unclamping shaped steel.
Preferred version four: based on the another preferred version of scheme, described pedestal is provided with the alignment pin for limiting drive rod, and by above-mentioned setting, alignment pin limits drive rod further and moves in the horizontal direction.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model screw-type linkage clamp embodiment.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: pedestal 1, drive rod 2, through hole 3, handle 4, left clamping limb 5, right clamping limb 6, connecting rod 7, axle sleeve 8, projection 9, bolt 10, extension spring 11, alignment pin 12.
Embodiment is substantially as shown in Figure 1: screw-type linkage clamp, comprise fixed mechanism and clamp system, fixed mechanism comprises pedestal 1, intert the drive rod 2 in pedestal 1 and the alignment pin 12 for limiting drive rod 2, horizontal through hole 3 is provided with in pedestal 1, the part that drive rod 2 is positioned at pedestal 1 is provided with external screw thread, and drive rod 2 outer wall be positioned at outside pedestal 1 is provided with handle 4, clamp system comprises left clamping limb 5 for clamping shaped steel and right clamping limb 6, the connecting rod 7 of the rectangle be fixedly connected with left clamping limb 5, for being socketed the axle sleeve 8 of connecting rod 7, axle sleeve 8 to be arranged in through hole 3 and to adopt interference fits with through hole 3, axle sleeve 8 and right clamping limb 6 are formed in one, bolt 10 is provided with in right clamping limb 6, bolt 10 is threaded with the right-hand member of connecting rod 7, extension spring 11 is provided with between left clamping limb 5 and pedestal 1, left clamping limb 5, right clamping limb 6 is equipped with the projection 9 of arc-shaped for the one end clamping shaped steel, the lower surface of connecting rod 7 is set to zigzag, the threaded portion of drive rod 2 and the serrated portion of connecting rod 7 fit.
In the present embodiment, during operation, first shaped steel is positioned on pedestal 1; Then the handle 4 that turns clockwise drives drive rod 2 to rotate clockwise, the threaded portion of drive rod 2 drives the serrated portion of connecting rod 7 to move right, because the left end of connecting rod 7 is fixedly connected with left clamping limb 5, connecting rod 7 drives left clamping limb 5 to move right, when left clamping limb 5 and the left end of shaped steel offset, right clamping limb 6 offset with the right-hand member of shaped steel time, tight a bolt 10, bolt 10 is fixedly connected with the right-hand member of connecting rod 7; Offset finally by pedestal 1 and the lower end of shaped steel, left clamping limb 5 offsets with the left end of shaped steel, right clamping limb 6 offsets with the right-hand member of shaped steel, realize the clamping to shaped steel with this, now extension spring 11 is in extended state; When shaped steel need be unclamped, first looser a bolt 10, be then rotated counterclockwise handle 4 and drive drive rod 2 to be rotated counterclockwise, connecting rod 7 is made to drive left clamping limb 5 to be moved to the left, because extension spring 11 is arranged between pedestal 1 and left clamping limb 5, extension spring 11 pulls left clamping limb 5, has unclamped shaped steel faster.This programme is according to the different size of shaped steel, connecting rod 7 is driven to move right mainly through drive rod 2, coordinate the clamping that left clamping limb 5, right clamping limb 6 and pedestal 1 realize shaped steel, its overall structure is simple, easy to operate, effectively provide the operating efficiency of shaped steel processing, and realize on same fixture the clamping of different size shaped steel, effectively reduce cost.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and/or characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (5)
1. screw-type linkage clamp, comprise fixed mechanism and clamp system, it is characterized in that: described fixed mechanism comprises pedestal and interts the drive rod in pedestal, horizontal through hole is provided with in described pedestal, the part that described drive rod is positioned at pedestal is provided with external screw thread, and the outer wall that described drive rod is positioned at outside pedestal is provided with handle; Described clamp system comprise left clamping limb for clamping shaped steel and right clamping limb, be fixedly connected with left clamping limb rectangle connecting rod, for being socketed the axle sleeve of connecting rod, described axle sleeve to be arranged in through hole and to adopt interference fits with through hole, described axle sleeve and right clamping limb are formed in one, the lower surface of described connecting rod is set to zigzag, and the threaded portion of described drive rod is meshed with the serrated portion of connecting rod.
2. screw-type linkage clamp according to claim 1, is characterized in that: described left clamping limb, right clamping limb are equipped with the projection of arc-shaped for the one end clamping shaped steel.
3. screw-type linkage clamp according to claim 1, is characterized in that: be provided with bolt in described right clamping limb, and described bolt is connected with the threaded one end of connecting rod away from left clamping limb.
4. screw-type linkage clamp according to claim 1, is characterized in that: be provided with extension spring between described pedestal and left clamping limb.
5. screw-type linkage clamp according to claim 1, is characterized in that: described pedestal is provided with the alignment pin for limiting drive rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520750919.2U CN205057851U (en) | 2015-09-25 | 2015-09-25 | Screw thread formula linkage anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520750919.2U CN205057851U (en) | 2015-09-25 | 2015-09-25 | Screw thread formula linkage anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205057851U true CN205057851U (en) | 2016-03-02 |
Family
ID=55384453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520750919.2U Expired - Fee Related CN205057851U (en) | 2015-09-25 | 2015-09-25 | Screw thread formula linkage anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205057851U (en) |
-
2015
- 2015-09-25 CN CN201520750919.2U patent/CN205057851U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20160925 |