CN212863110U

CN212863110U - Clamp

Info

Publication number: CN212863110U
Application number: CN202021543606.7U
Authority: CN
Inventors: 王均灿
Original assignee: HUNAN KENON AUTOMATION EQUIPMENT CO LTD
Current assignee: HUNAN KENON AUTOMATION EQUIPMENT CO LTD
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-02
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses an anchor clamps, which comprises a base, install the holder on the base and be used for pressing from both sides tight clamping component of material with the holder cooperation, clamping component includes more than one first chuck and more than one second chuck, install more than one on the base and be used for ordering about the first chuck translation motion in order to adjust the first tight driving piece of clamp of interval between first chuck and the holder, each first tight driving piece of clamp is connected with at least one first chuck, it is equipped with a swing arm to correspond each second chuck on the base, the second chuck is installed in the swing arm that corresponds, the swing arm is articulated to be installed at the base and can be swung around articulated axis in order to adjust the interval between second chuck and the holder, still install on the base and be used for ordering about the tight driving piece of swing arm wobbling second clamp. The utility model has the advantages of large clamping range, strong universality, wide application range, simple and compact structure, low cost and the like.

Description

Clamp

Technical Field

The utility model relates to a manipulator technical field, concretely relates to anchor clamps.

Background

The gripping or palletizing of materials by mechanical grippers has been applied in many aspects of industrial production. Generally speaking, for the purpose of compact structure and low cost, a mechanical clamp only has a relatively small clamping size range, and can grab one or more materials with small shapes and sizes, and for different materials with large differences in shapes and sizes, the mechanical clamp needs to be replaced to adapt. Therefore, on the occasions with various materials and frequent replacement, the mechanical clamp only suitable for one material cannot meet the production requirement. For example: in the production and packaging of the civil explosion industry, if the existing carton packaging and the paper bag packaging or woven bag packaging are carried out on the same production line, the mechanical clamp needs to be frequently replaced according to the type of the material conveyed to the grabbing position, the feasibility is small, the technical difficulty is high, and the inconvenience is caused to processing and production.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide a centre gripping scope big, the commonality is strong, application scope is wide, simple structure is compact, anchor clamps with low costs.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides an anchor clamps, includes the base, install the holder on the base and be used for with the tight clamping components of holder cooperation clamp material, clamping components includes more than one first chuck and more than one second chuck, install more than one on the base and be used for ordering about the first chuck translation motion in order to adjust the first tight driving piece of interval between first chuck and the holder, each first tight driving piece that presss from both sides is connected with at least one first chuck, it is equipped with a swing arm to correspond each second chuck on the base, the second chuck is installed on the swing arm that corresponds, the swing arm is articulated to be installed at the base and can swing around articulated axis in order to adjust the interval between second chuck and the holder, still install on the base and be used for ordering about the tight driving piece of swing arm wobbling second clamp.

As a further improvement of the above technical solution:

the clamp comprises a base, a support piece, a first chuck, a second chuck, a clamping piece and a sliding driving mechanism, wherein the base is further provided with the support piece, one side of the support piece is a material clamping side, the first chuck and the second chuck are both positioned on the material clamping side, the clamping piece is installed on the base in a sliding mode and can extend into the material clamping side through sliding adjustment, and the clamp further comprises the sliding driving mechanism used for driving the clamping piece to slide.

The clamping piece is glidingly arranged on the base through more than two groups of sliding assemblies, each sliding assembly comprises a sliding rod fixedly connected to the clamping piece and a guide sleeve arranged on the base, and the sliding rods are arranged in the guide sleeves in a penetrating mode and are in sliding fit with the guide sleeves.

The sliding driving mechanism is a third telescopic driving piece arranged on the base, and the driving end of the third telescopic driving piece is connected with the clamping piece.

The clamping piece comprises a clamping head seat and a plurality of support rods connected to the clamping head seat, and the support rods are arranged side by side at intervals.

The second chuck is hinged on the swing arm.

The plane of the hinge axis of the second chuck and the swing arm is parallel to the plane of the hinge axis of the swing arm and the base.

The first clamping driving piece is a first telescopic driving piece arranged on the base, and the first chuck is connected to the driving end of the first telescopic driving piece.

The second clamping driving piece is a second telescopic driving piece arranged on the base, and the driving end of the second telescopic driving piece is connected with the swing arm.

The middle part of swing arm is articulated with the base, the one end at the swing arm is installed to the second chuck, the flexible driving piece of second is connected with the other end of swing arm.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses an anchor clamps set up simultaneously by the first chuck of first tight driving piece drive translation motion and the second chuck of tight driving piece drive swing motion of second clamp, usable first chuck presss from both sides tightly or unclamps the material with the holder cooperation when being used for centre gripping jumbo size material, usable second chuck presss from both sides tightly or unclamps the material with the holder cooperation when being used for less size material, this anchor clamps only need adopt the less first tight driving piece of clamp of drive stroke and the tight driving piece of second clamp, can realize having big centre gripping scope, its commonality is strong, application scope is wide, and has simple structure compactness, advantage with low costs.

Drawings

Fig. 1 is a schematic view of a first-view perspective structure of a clamp in a state that a clamping piece is retracted to a material clamping side.

Fig. 2 is a schematic second perspective view of the clamp in a state where the clamping member is retracted to the material clamping side.

Fig. 3 is a front view structural diagram of the clamp in a state that the clamping piece is retracted to the material clamping side.

Fig. 4 is a schematic front view of the clamp in a state that the clamping piece extends out of the material clamping side.

Illustration of the drawings:

1. a base; 2. a clamping member; 21. a chuck base; 22. a support rod; 3. a first chuck; 4. a second chuck; 5. swinging arms; 6. a stop member; 7. a slide bar; 8. a guide sleeve; 9. a first telescoping drive member; 10. a second telescoping drive member; 11. a third telescopic driving member.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments.

As shown in fig. 1 to 4, the clamp of the present embodiment includes a base 1, a clamping member 2 and a clamping assembly for clamping a material in cooperation with the clamping member 2 are mounted on the base 1, the clamping assembly includes more than one first chuck 3 and more than one second chuck 4, more than one first clamping driving member for driving the first chuck 3 to move in a translational manner to adjust a distance between the first chuck 3 and the clamping member 2 is mounted on the base 1, the distance between the first chuck 3 and the clamping member 2 is adjusted by the first clamping driving member, so that the first chuck 3 and the clamping member 2 can be matched to clamp or unclamp the material, each first clamping driving member is connected with one first chuck 3, a swing arm 5 is disposed on the base 1 corresponding to each second chuck 4, the second chuck 4 is mounted on a corresponding swing arm 5, the swing arm 5 is hinged to the base 1 and can swing around a hinge axis to adjust a distance between the second chuck 4 and the clamping member 2, the base 1 is also provided with a second clamping driving piece for driving the swing arm 5 to swing, and the distance between the second chuck 4 and the clamping piece 2 is adjusted through the second clamping driving piece, so that the second chuck 4 and the clamping piece 2 can be matched to clamp or loosen materials. This anchor clamps set up simultaneously by first chuck 3 of first tight driving piece drive translation motion and by second chuck 4 of the tight driving piece drive swing motion of second clamp, usable first chuck 3 presss from both sides tightly or unclamps the material with the cooperation of holder 2 when being used for centre gripping jumbo size material, usable second chuck 4 presss from both sides tightly or unclamps the material with the cooperation of holder 2 when being used for less size material, this anchor clamps only need adopt the less first tight driving piece of clamp of first clamp of drive stroke and the tight driving piece of second clamp, can realize having big centre gripping scope, its commonality is strong, wide application scope, and have simple structure compactness, advantage with low costs. The clamp can be suitable for clamping materials such as cartons, paper bags, wooden trays and the like.

In other embodiments, a plurality of first collets 3 may also be connected to each first clamping driver.

In this embodiment, still install on the base 1 and keep out piece 6, keep out one side of piece 6 and be the material clamping side, first chuck 3 and second chuck 4 all are located the material clamping side, and holder 2 slides and establishes to install on base 1 and can stretch into the length of material clamping side through sliding adjustment, and anchor clamps still include and are used for ordering about the gliding slip actuating mechanism of holder 2. When the length of the most part (at least half) of the clamping piece 2 extends into the material clamping side (see fig. 4), the clamping piece 2 is in a state of being capable of being matched with the first chuck 3 and the second chuck 4 to clamp the material, when the clamping piece 2 does not extend into the material clamping side (see fig. 3), the clamping piece 2 is in a state of being incapable of being matched with the first chuck 3 and the second chuck 4 to clamp the material, when the material is unloaded, the clamping piece 2 retracts from the state of extending into the material clamping side to the state of not extending into the material clamping side, and due to the action of the blocking piece 6, the material can be prevented from moving along with the clamping piece 2, so that the material can be conveniently loaded and unloaded.

In this embodiment, the clamping member 2 is slidably disposed on the base 1 through more than two sets of sliding assemblies, each sliding assembly includes a sliding rod 7 fixedly connected to the clamping member 2 and a guiding sleeve 8 disposed on the base 1, and the sliding rod 7 is installed in the guiding sleeve 8 in a penetrating manner and slidably engaged with the guiding sleeve 8. The sliding assembly is simple in structure, easy to manufacture and assemble, low in cost and good in working stability.

In this embodiment, the sliding driving mechanism is a third telescopic driving member 11 installed on the base 1, and a driving end of the third telescopic driving member 11 is connected to the clamping member 2. The third telescopic drive member 11 directly drives the gripper member 2 to reciprocate.

In this embodiment, the clamping member 2 includes a clamping head seat 21 and a plurality of support rods 22 connected to the clamping head seat 21, the plurality of support rods 22 are arranged side by side at intervals, so that the material bottom supported by the plurality of bearing platforms arranged at intervals can be conveniently inserted to support the material, and the structure is simple and the cost is low. Preferably, the clamp 2 has four or five joists 22.

Preferably, the blocking part 6 is provided with a guide hole for the supporting rod 22 to pass through and to be in sliding fit with the supporting rod 22, and the sliding fit direction of the blocking part 6 and the supporting rod 22 is consistent with the sliding direction of the clamping part 2 on the base 1, so that the clamping capacity of the supporting rod 22 can be greatly improved.

In this embodiment, the second chuck 4 is articulated to be installed on swing arm 5, and when second chuck 4 contacted with the material with the centre gripping material, second chuck 4 can be around its articulated axis self-adaptation angle regulation, and then guarantees that the centre gripping is reliable and stable. Preferably, the plane of the hinge axis of the second chuck 4 and the swing arm 5 is parallel to the plane of the hinge axis of the swing arm 5 and the base 1, so that the second chuck can better contact with the material during the process of clamping the material.

In this embodiment, the first clamping driving member is a first telescopic driving member 9 installed on the base 1, the first chuck 3 is connected to a driving end of the first telescopic driving member 9, and the first telescopic driving member 9 directly drives the first chuck 3 to move in a translation manner so as to cooperate with the clamping member 2 to clamp the material.

In this embodiment, the second clamping driving member is a second telescopic driving member 10 installed on the base 1, and a driving end of the second telescopic driving member 10 is connected with the swing arm 5. The second telescopic driving piece 10 drives the swing arm 5 to do reciprocating swing motion, and the second chuck 4 is further adjusted along with the swing arm 5 to be spaced from the clamping piece 2, so that the material is clamped by matching with the clamping piece 2.

In this embodiment, swing arm 5's middle part is articulated with base 1, and the one end at swing arm 5 is installed to second chuck 4, and the flexible driving piece of second 10 is connected with swing arm 5's the other end, and the flexible driving piece of second 10 and second chuck 4 divide and establish in swing arm 5 articulated axis both sides, and the flexible driving piece of second 10 can not occupy the centre gripping space, does benefit to and realizes bigger centre gripping scope.

The first telescopic driving member 9 and the second telescopic driving member 10 may adopt a telescopic cylinder, a telescopic cylinder and an electric push rod.

The above description is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. For those skilled in the art, the modifications and changes obtained without departing from the technical idea of the present invention shall be considered as the protection scope of the present invention.

Claims

1. The utility model provides a clamp, includes base (1), install holder (2) on base (1) and be used for with holder (2) cooperation presss from both sides the tight subassembly of clamp of tight material, its characterized in that: the clamping assembly comprises more than one first chuck (3) and more than one second chuck (4), more than one first clamping driving piece which is used for driving the first chuck (3) to move horizontally to adjust the distance between the first chuck (3) and the clamping piece (2) is installed on the base (1), each first clamping driving piece is connected with at least one first chuck (3), a swing arm (5) is arranged on the base (1) corresponding to each second chuck (4), the second chuck (4) is installed on the corresponding swing arm (5), the swing arm (5) is hinged and installed on the base (1) and can swing around a hinge axis to adjust the distance between the second chuck (4) and the clamping piece (2), and a second clamping driving piece which is used for driving the swing of the swing arm (5) is further installed on the base (1).

2. The clamp of claim 1, wherein: the clamp is characterized in that a supporting part (6) is further mounted on the base (1), one side of the supporting part (6) is a material clamping side, the first chuck (3) and the second chuck (4) are both located on the material clamping side, the clamping part (2) is slidably mounted on the base (1) and can be extended into the material clamping side through sliding adjustment, and the clamp further comprises a sliding driving mechanism for driving the clamping part (2) to slide.

3. The clamp of claim 2, wherein: holder (2) are slided through the slip subassembly more than two sets of and are established on base (1), the slip subassembly includes slide bar (7) of rigid coupling on holder (2) and locates uide bushing (8) on base (1), slide bar (7) wear to establish to install in uide bushing (8) and with uide bushing (8) sliding fit.

4. The clamp of claim 2, wherein: the sliding driving mechanism is a third telescopic driving piece (11) arranged on the base (1), and the driving end of the third telescopic driving piece (11) is connected with the clamping piece (2).

5. The clamp of claim 1, wherein: the clamping piece (2) comprises a clamping head seat (21) and a plurality of support rods (22) connected to the clamping head seat (21), and the support rods (22) are arranged side by side at intervals.

6. The clamp of claim 1, wherein: the second chuck (4) is hinged to the swing arm (5).

7. The clamp of claim 6, wherein: the plane of the hinge axis of the second chuck (4) and the swing arm (5) is parallel to the plane of the hinge axis of the swing arm (5) and the base (1).

8. The clamp of claim 1, wherein: the first clamping driving piece is a first telescopic driving piece (9) installed on the base (1), and the first chuck (3) is connected to the driving end of the first telescopic driving piece (9).

9. The clamp of any one of claims 1 to 8, wherein: the second clamping driving piece is a second telescopic driving piece (10) arranged on the base (1), and the driving end of the second telescopic driving piece (10) is connected with the swing arm (5).

10. The clamp of claim 9, wherein: the middle part of swing arm (5) is articulated with base (1), the one end in swing arm (5) is installed in second chuck (4), the other end of second flexible driving piece (10) and swing arm (5) is connected.