CN214603217U

CN214603217U - Four-block linkage clamp

Info

Publication number: CN214603217U
Application number: CN202120784762.0U
Authority: CN
Inventors: 赵金晨; 章莹; 林海波
Original assignee: Taizhou Vocational and Technical College
Current assignee: Taizhou Vocational and Technical College
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-05
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a four block linkage anchor clamps, including mounting plate, relate to anchor clamps equipment technical field, mounting plate's bottom fixed connection has the headstock, the interior top fixed mounting of headstock has electric putter, electric putter's telescopic link one end fixedly connected with briquetting, the edge all around of briquetting is fixed with four group's connecting rods through first hinge is articulated, the fixed welding symmetry in bottom of headstock has two sets of bracing pieces, the lower extreme of bracing piece is rotated through the second hinge and is installed two sets of arm lock. Can carry out the centre gripping to the multiple spot of single work piece or a plurality of work pieces simultaneously, improve work efficiency greatly, reduce workman's intensity of labour, simple structure moreover, convenient to use.

Description

Four-block linkage clamp

Technical Field

The utility model relates to an anchor clamps equipment technical field specifically is a four block linkage anchor clamps.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig (qi a/j ǜ). In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (a fixture base), and the like. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, etc., of which machine tool jigs are the most common, often simply called jigs. When a workpiece is machined on a machine tool, the workpiece needs to be assembled (positioned) and firmly clamped (clamped) before machining in order to enable the surface of the workpiece to meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified in the drawing.

At present, the clamps can only clamp a single workpiece or a single point of the single workpiece, the workpiece machining efficiency can be greatly influenced, the labor intensity of workers is increased, and the multi-station or multi-point clamps are complex in structure and complex in clamping process, so that a four-block linkage clamp needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a four block linkage anchor clamps, the device can realize the synchronous of four group's arm locks through opening electric putter and open and shut, can carry out the centre gripping simultaneously to the multiple spot of single work piece or a plurality of work pieces, has improved work efficiency greatly, has reduced workman's intensity of labour, simple structure moreover, convenient to use to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a four block linkage anchor clamps, includes mounting plate, mounting plate's bottom fixed connection has the headstock, the interior top fixed mounting of headstock has electric putter, electric putter's telescopic link one end fixedly connected with briquetting, the edge all around of briquetting is fixed with four groups connecting rods through first hinge is articulated, the fixed welding symmetry in bottom of headstock has two sets of bracing pieces, the lower extreme of bracing piece is rotated through the second hinge and is installed two sets of arm lock.

Preferably, the bottom of headstock has seted up the spout, the spout is corresponding the setting with four groups of connecting rods, the spout is the trapezoidal setting of handstand.

Preferably, pull rods are fixedly welded on one side of the top of each clamping arm, and the upper ends of the four groups of pull rods are rotatably mounted at one ends of the four groups of connecting rods through third hinges respectively.

Preferably, a rubber pad is fixedly bonded to one side wall of the clamping arm, and anti-skid corrugations are arranged on one side surface of the rubber pad.

Preferably, the mounting bottom plate is provided with four sets of mounting holes, and the four sets of mounting holes are symmetrically arranged.

Preferably, four groups of auxiliary supporting plates are symmetrically welded on the side wall of the power box, and the auxiliary supporting plates are arranged in a triangular shape.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a four-block linkage clamp, through setting up the headstock in mounting plate bottom, the inside of headstock sets up electric putter, electric putter's telescopic link one end fixed connection briquetting, the briquetting bottom sets up four groups of connecting rods through the first hinge, the connecting rod lower extreme is rotated through the third hinge and is installed in the pull rod upper end at arm lock top, every two groups of arm lock of four groups are rotated through the second hinge of bracing piece lower extreme and are installed together, make the device can realize the synchronous opening and shutting of four groups of arm lock through opening electric putter, can carry out the centre gripping to multiple points or multiple work pieces of single work piece simultaneously, greatly improve work efficiency, reduce workman's intensity of labour, and simple structure, convenient to use;

2. the utility model provides a four-block linkage clamp, which fixes a rubber pad by bonding the inner wall of one side of the clamping arm, and the surface of the rubber pad is provided with anti-skid corrugations, so that the four-block linkage clamp can be more firm and fixed when clamping an object, and avoids the problem of falling and toppling in the clamping process; the four groups of mounting holes are formed in the mounting bottom plate, so that the device can be conveniently mounted and fixed; the triangular auxiliary supporting plate is arranged on the side wall of the power box, so that the device can be more stable in operation, and the power box is prevented from shaking left and right; through setting up the spout to the trapezoidal form of handstand, can be convenient for the connecting rod slide the displacement in the inside of spout.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the clamp arm of the present invention;

FIG. 3 is a schematic structural view of the press block of the present invention;

fig. 4 is a schematic structural view of the connecting rod of the present invention.

In the figure: 1. mounting a bottom plate; 2. a power box; 3. an electric push rod; 4. briquetting; 5. a first hinge; 6. a connecting rod; 7. a support bar; 8. a second hinge; 9. clamping arms; 10. a chute; 11. a pull rod; 12. a third hinge; 13. a rubber pad; 14. anti-skid corrugation; 15. mounting holes; 16. and (4) an auxiliary supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a four block linkage anchor clamps, includes mounting plate 1, mounting plate 1's bottom fixed connection has headstock 2, and the interior top fixed mounting of headstock 2 has electric putter 3, and electric putter 3's telescopic link one end fixedly connected with briquetting 4, the edge all around of briquetting 4 is fixed with four groups connecting rod 6 through first hinge 5 is articulated, and the fixed welding symmetry in bottom of headstock 2 has two sets of bracing pieces 7, and the lower extreme of bracing piece 7 rotates through second hinge 8 and installs two sets of arm lock 9.

Spout 10 has been seted up to the bottom of headstock 2, spout 10 is corresponding the setting with four groups of connecting rod 6, spout 10 is the trapezoidal setting of handstand, the fixed welding in top one side of arm lock 9 has pull rod 11, the upper end of four groups of pull rod 11 rotates respectively through third hinge 12 and installs in the one end of four groups of connecting rod 6, it is fixed with rubber pad 13 to bond on the lateral wall of arm lock 9, a side surface of rubber pad 13 is provided with anti-skidding ripple 14, mounting hole 15 has been seted up on mounting plate 1, mounting hole 15 symmetry is provided with four groups, the symmetrical welding has four groups of auxiliary stay boards 16 on the lateral wall of headstock 2, auxiliary stay board 16 is triangle-shaped setting.

The utility model provides a four-block linkage clamp, through setting up headstock 2 in mounting plate 1 bottom, the inside of headstock 2 sets up electric putter 3, electric putter 3's telescopic link one end fixed connection briquetting 4, briquetting 4 bottom sets up four groups connecting rod 6 through first hinge 5, the lower extreme of connecting rod 6 is rotated through third hinge 12 and is installed in the pull rod 11 upper end at arm lock 9 top, every two groups of four groups of arm lock 9 rotate through the second hinge 8 of bracing piece 7 lower extreme and install together, make the device can realize the synchronous opening and shutting of four groups of arm lock 9 through opening electric putter 3, can carry out the centre gripping to the multiple spot of single work piece or multiple work piece simultaneously, greatly improved work efficiency, reduced workman's intensity of labour, and simple structure, convenient to use;

the four-block linkage clamp provided by the utility model fixes the rubber pad 13 on the inner wall of one side of the clamping arm 9 in an adhering manner, and the surface of the rubber pad 13 is provided with the antiskid corrugations 14, so that the four-block linkage clamp can be more firm and fixed when clamping an object, and the problem of falling and toppling in the clamping process is avoided; the installation and fixation of the device can be facilitated by arranging four groups of installation holes 15 on the installation bottom plate 1; the triangular auxiliary supporting plate 16 is arranged on the side wall of the power box 2, so that the device is more stable in operation, and the power box 2 is prevented from shaking left and right; by providing the chute 10 in an inverted trapezoidal shape, the connecting rod 6 can be easily slidably displaced inside the chute 10.

The model of the electric push rod 3 can be LX600, and the corresponding parameters are as follows: rated power is less than or equal to 55W, voltage is 24V, stroke is 30-500mm, speed is 5-30mm/s, maximum load force is 6000N, a limit switch is arranged in the device, the type can also be ANT-52, and corresponding parameters are as follows: the load is 0-6000N, the speed is 3-55mm, the self-locking force is 2 times of the load, the stroke is 0-400mm, the shortest installation distance is 305+ S, the voltage is 24V, or the used model is DT100, and the parameters are as follows: the thrust is 100kg, the speed is 42mm/s, the stroke is 100-; the rubber pad 13 can be made of polyurethane rubber, has excellent wear resistance, high strength in the hardness range of Shore A60 to Shore A70, good elasticity, good buffering and shock absorption, high vibration frequency, high energy absorption, good oil resistance and chemical resistance, small affinity with nonpolar mineral oil, hardly corroded in fuel oil and mechanical oil, high friction coefficient, and can be replaced by nitrile rubber materials and the like according to actual conditions; in response to an oily environment, the rubber pad 13 may be made of fluororubber, which has high temperature resistance, can be used in an environment from-30 ℃ to +250 ℃, is resistant to strong oxidizing agents, oil, and acid and alkali, is generally used in high-temperature, high-vacuum and high-pressure environments, and is suitable for an oil environment.

The utility model discloses when using, install and fix the device through mounting hole 15 on the mounting plate 1, through opening 2 inside electric putter 3 of headstock, electric putter 3's telescopic link one end drives briquetting 4 and moves down, at first hinge 5, second hinge 8, under the effect of third hinge 12 and connecting rod 6 and bracing piece 7, the linkage is realized to four group's arm lock 9 and is opened and shut, article to the arm lock 9 centre carry out the multiple spot centre gripping or carry out the centre gripping to multiplex spare, and the work efficiency is greatly improved, the labor intensity of workers is reduced, and the steam generator is simple in structure, and convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a four block linkage anchor clamps, includes mounting plate (1), its characterized in that: the bottom fixed connection of mounting plate (1) has headstock (2), the interior top fixed mounting of headstock (2) has electric putter (3), telescopic link one end fixedly connected with briquetting (4) of electric putter (3), the edge all around of briquetting (4) is fixed with four groups connecting rod (6) through first hinge (5) are articulated, the bottom fixed welding symmetry of headstock (2) has two sets of bracing pieces (7), the lower extreme of bracing piece (7) is rotated through second hinge (8) and is installed two sets of arm lock (9).

2. The four-block linkage clamp according to claim 1, wherein: the bottom of headstock (2) has been seted up spout (10), spout (10) are corresponding the setting with four group's connecting rod (6), spout (10) are the trapezoidal setting of handstand.

3. The four-block linkage clamp according to claim 1, wherein: and one side of the top of the clamping arm (9) is fixedly welded with a pull rod (11), and the upper ends of the pull rods (11) are respectively rotatably arranged at one end of each of the four groups of connecting rods (6) through a third hinge (12).

4. The four-block linkage clamp according to claim 1, wherein: a rubber pad (13) is fixedly bonded on one side wall of the clamping arm (9), and anti-skid corrugations (14) are arranged on the surface of one side of the rubber pad (13).

5. The four-block linkage clamp according to claim 1, wherein: the mounting base plate (1) is provided with four mounting holes (15), and the four mounting holes (15) are symmetrically arranged.

6. The four-block linkage clamp according to claim 1, wherein: four groups of auxiliary supporting plates (16) are symmetrically welded on the side wall of the power box (2), and the auxiliary supporting plates (16) are arranged in a triangular mode.