CN221521222U - Clamping mechanism and carrying equipment - Google Patents

Abstract

The utility model belongs to the technical field of automatic processing, and discloses a clamping mechanism and carrying equipment, wherein the clamping mechanism comprises a clamping assembly, a telescopic driving assembly and a width adjusting assembly, when materials need to be clamped, a first gear can be driven to rotate by the telescopic driving assembly, and a first clamping jaw extends out of a first space through the engagement of the first gear and a first rack part; the first clamping jaw synchronously drives the second gear to move, and in the process of the movement of the second gear, the first clamping jaw synchronously drives the second clamping jaw to move outwards by a first interval due to the meshing relationship between the second gear and the second rack part, and under the meshing effect of the second gear and the third rack part, the second gear rotates to drive the second rack part to move outwards, so that the first clamping jaw and the second clamping jaw can extend out simultaneously, and the efficiency of clamping action is improved; meanwhile, compared with a traditional clamping mechanism, the telescopic driving mechanism is only required to use a telescopic driving assembly, and various driving structures are not required, so that the cost is reduced.

Description

Clamping mechanism and carrying equipment

Technical Field

The utility model relates to the technical field of automatic processing, in particular to a clamping mechanism and carrying equipment.

Background

In the early processing stage, the parts are usually handled by being manually placed on a feeder, and the subsequent equipment is automated. In the prior art, the clamping mechanism has the problems of complex structure, multiple components, high production cost and the like. The traditional clamping mechanism is generally required to be provided with a plurality of driving structures to realize simultaneous extension of a plurality of groups of clamping jaws, the mechanism structure is complicated, the processing, manufacturing and assembling difficulties of parts are increased, and meanwhile, the maintenance and the repair of equipment are more difficult. These problems make it difficult to achieve a dual optimization of cost and efficiency for the prior art clamping mechanism.

Therefore, an improvement scheme of the clamping mechanism is provided to solve the problems of high cost and low efficiency caused by the complex clamping structure in the prior art.

Disclosure of utility model

The utility model mainly aims to provide a clamping mechanism and carrying equipment, and aims to solve the problems of high cost and low efficiency caused by complex structure of the clamping mechanism in the prior art.

In order to achieve the above object, according to an aspect of the present utility model, a clamping mechanism is provided, which includes a mounting plate and a clamping structure, the clamping structure includes a clamping assembly, a telescopic driving assembly, and a width adjusting assembly, the clamping assembly is provided with at least two groups, and the width adjusting assembly is used for adjusting the two groups of clamping assemblies to move relatively or oppositely;

the clamping assembly comprises a mounting frame, a first clamping jaw in sliding connection with the mounting frame and a second clamping jaw in sliding connection with the mounting frame;

The telescopic driving assembly comprises a telescopic driving assembly, a first clamping jaw and a second clamping jaw, wherein the output shaft of the telescopic driving assembly is fixedly connected with a first gear, a first rack part is arranged at the position of the first clamping jaw corresponding to the first gear, and the first rack part is meshed with the first gear;

The first clamping jaw is rotationally connected with a second gear, a second rack part is arranged at the position of the second clamping jaw corresponding to the second gear, a third rack part is arranged at the position of the mounting frame corresponding to the second gear, and the second gear is respectively meshed with the second rack part and the third rack part;

The first clamping jaw can protrude at a first interval of the mounting frame, the second clamping jaw can protrude at a second interval of the mounting frame, and the second interval is larger than the first interval.

Further, the clamping assembly further comprises sliding parts, wherein the sliding parts are arranged on two sides of the width direction of the clamping assembly and are connected with the clamping assembly in a sliding manner;

Further, the sliding plates are arranged on two sides of the first clamping jaw, sliding rods are arranged on the sliding plates, sliding grooves are formed in the sliding pieces, and the sliding grooves are connected with the sliding rods in a sliding mode.

Further, the sliding piece comprises a first sliding part and a second sliding part, the first sliding part is fixedly connected with the mounting frame, and the second sliding part is connected with the second clamping jaw.

Further, a T-shaped column is arranged on the first clamping jaw, a step portion is arranged on the T-shaped column, the step portion is connected with the first clamping jaw through a bolt, and the second gear is connected with the first clamping jaw through the T-shaped column.

Further, the width adjusting assembly comprises a screw rod and a clamping driving piece, the screw rod is used for connecting the two groups of clamping assemblies, the clamping driving piece is connected with the mounting plate, and the clamping driving piece is used for driving the clamping assemblies to reciprocate on the screw rod.

Further, the mounting plate is further provided with a plurality of groups of sliding rails, and the clamping structure is provided with a sliding block which is in sliding connection with the sliding rails.

Further, a U-shaped mounting block is arranged on the clamping assembly, a U-shaped groove is formed in the U-shaped mounting block, and the U-shaped groove is used for mounting and positioning the screw rod.

The utility model also provides in another aspect a carrying device comprising a device body and a clamping mechanism as described in any one of the preceding claims, the clamping mechanism being provided on the device body.

The beneficial effects are that:

According to the clamping mechanism and the carrying device, when clamping is needed, the first gear can be driven to rotate through the telescopic driving assembly, and the first clamping jaw extends out of the first space through the engagement of the first gear and the first rack part; simultaneously, the first clamping jaw synchronously drives the second gear to move, and in the process of the movement of the second gear, the second clamping jaw synchronously drives the second clamping jaw to move outwards by a first interval due to the meshing relationship between the second gear and the second rack part, and the second gear rotates under the meshing effect of the second gear and the third rack part, and in the process of the rotation of the second gear, the second rack part is driven to move outwards, at the moment, the second clamping jaw moves outwards by a second interval, and obviously the second interval is larger than the first interval; according to the scheme, the first clamping jaw and the second clamping jaw can extend out simultaneously, so that the movement of the two clamping jaws is synchronous, and the efficiency of clamping action is improved; meanwhile, compared with a traditional clamping mechanism, the telescopic driving mechanism is only required to use a telescopic driving assembly, and various driving structures are not required, so that the cost is reduced. Therefore, the clamping mechanism and the carrying device have the advantages of high efficiency and low cost.

Drawings

FIG. 1 is a schematic view of the overall structure of a clamping mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a clamping mechanism according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a clamping assembly of a clamping mechanism according to one embodiment of the present utility model;

Wherein:

10. A mounting plate; 11. a slide rail; 12. a slide plate; 121. a slide bar; 20. a clamping structure; 21. a mounting frame; 22. a first jaw; 23. a second jaw; 24. a first rack portion; 25. a second rack portion; 26. a third rack portion; 27. a first gear; 28. a second gear; 29. a slide block; 30. a telescoping drive assembly; 40. a width adjustment assembly; 41. a screw rod; 42. clamping the driving member; 50. a slider; 51. a first sliding portion; 52. a second sliding part; 53. a slip groove; 60. a U-shaped mounting block; 70. a T-shaped column; 80. a step part.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless specifically defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Referring to fig. 1 and 2, the utility model provides a clamping mechanism in an embodiment, which comprises a mounting plate 10 and a clamping structure 20, wherein the clamping structure 20 comprises clamping components, a telescopic driving component 30 and a width adjusting component 40, at least two groups of clamping components are arranged, and the width adjusting component 40 is used for adjusting the two groups of clamping components to move relatively or oppositely;

The clamping assembly comprises a mounting frame 21, a first clamping jaw 22 in sliding connection with the mounting frame 21 and a second clamping jaw 23 in sliding connection with the mounting frame 21;

The output shaft of the telescopic driving assembly 30 is fixedly connected with a first gear 27, a first rack part 24 is configured at a position of the first clamping jaw 22 corresponding to the first gear 27, and the first rack part 24 is meshed with the first gear 27;

Referring to fig. 3, the first jaw 22 is rotatably connected to a second gear 28, a second rack portion 25 is disposed at a position of the second jaw 23 corresponding to the second gear 28, a third rack portion 26 is disposed at a position of the mounting frame 21 corresponding to the second gear 28, and the second gear 28 is engaged with the second rack portion 25 and the third rack portion 26, respectively;

Wherein, first clamping jaw 22 can protrude in the first interval of mounting bracket 21, second clamping jaw 23 can protrude in the second interval of mounting bracket 21, the second interval is greater than first interval.

The clamping structure 20 comprises a clamping assembly, a telescopic driving assembly 30 and a width adjusting assembly 40, wherein the clamping assembly is at least provided with two groups, the clamping assembly comprises a mounting frame 21, a first clamping jaw 22, a second clamping jaw 23, a first rack portion 24, a second rack portion 25, a third rack portion 26, a first gear 27 and a second gear 28, the mounting frame 21 and the width adjusting assembly 40 are both connected with the mounting plate 10, the mounting frame 21 is a U-shaped plate and comprises a first protruding portion, a second protruding portion and a connecting portion, the first protruding portion and the second protruding portion are arranged on two sides of the connecting portion, and the first protruding portion is connected with the mounting plate 10. The design can improve the adaptability of the clamping mechanism to different sizes and shapes, improves the flexibility and the versatility of the equipment, the first clamping jaw 22 is connected with the mounting frame 21, the second clamping jaw 23 is movably connected with the first clamping jaw 22, the first rack part 24 is fixedly connected with the first clamping jaw 22, the second rack part 25 is fixedly connected with the second clamping jaw 23, the third rack part 26 is fixedly connected with the mounting frame 21, the first gear 27 is connected with the output shaft of the telescopic driving assembly 30 and is arranged between the first rack part 24 and the third rack part 26, the second gear 28 is connected with the first clamping jaw 22 and is meshed and connected with the second rack part 25, The telescopic driving assembly 30 drives the first gear 27 to rotate, and the first gear 27 drives the first clamping jaw 22 to move, so that the second gear 28 moves on the third rack part 26 to drive the second clamping jaw 23 to move; When clamping is needed, the first gear 27 can be driven to rotate by the telescopic driving assembly 30, and the first clamping jaw 22 extends out of the first space through the engagement of the first gear 27 and the first rack part 24; meanwhile, the first clamping jaw 22 synchronously drives the second gear 28 to move, in the process of moving the second gear 28, because of the meshing relationship between the second gear 28 and the second rack part 25, the first clamping jaw 22 synchronously drives the second clamping jaw 23 to move outwards by a first interval, and under the meshing effect of the second gear 28 and the third rack part 26, the second gear 28 rotates, in the process of rotating the second gear 28, the second rack part 25 is driven to move outwards, at the moment, the second clamping jaw 23 moves outwards by a second interval, and obviously the second interval is larger than the first interval; The solution described above allows the first jaw 22 and the second jaw 23 to be extended simultaneously, ensuring that the movements of the two jaws are synchronized, which helps to ensure the accuracy and stability of the clamping action; at the same time, this arrangement reduces the number of clamping assemblies and complex drive arrangements required compared to conventional clamping mechanisms, simplifies the overall clamping arrangement 20 and reduces the use of components, thereby making the arrangement simpler, and the simplified arrangement and reduced components means that production costs will be reduced. Compared with the design of more parts required in the prior art, the arrangement reduces the complexity of production, manufacture and assembly, thereby reducing the production cost; Simple construction also generally means that maintenance and repair is easier. The number of parts is reduced, the possibility of faults is reduced, meanwhile, the complexity in maintenance and repair is reduced, and the quality is easier to control; the width adjusting component 40 is used for adjusting the two groups of clamping components to move relatively or oppositely, and the width adjusting component 40 enables the two groups of clamping components to move relatively or oppositely, which means that the width adjusting component can be adjusted according to different sizes of the carrier, so that the clamping mechanism has better universality and flexibility.

In an embodiment, the clamping assembly further includes a sliding member 50, where the sliding member 50 is disposed on two sides of the clamping assembly in the width direction and slidingly connected to the clamping assembly;

The sliding member 50 includes a first sliding portion 51 and a second sliding portion 52, the first sliding portion 51 is fixedly connected with the mounting frame 21, and the second sliding portion 52 is connected with the second clamping jaw 23.

In the application, the sliding piece 50 is a cylindrical column and is arranged on two sides of the first clamping jaw 22 and the second clamping jaw 23 in the width direction, the sliding piece 50 comprises a first sliding part 51 and a second sliding part 52, the first sliding part 51 is arranged on the mounting frame 21, the second sliding part 52 is arranged on the second clamping jaw 23, and the sliding piece 50 is in sliding connection with the first clamping jaw 22 and the second clamping jaw 23. The automatic operation can improve the production efficiency of the clamping mechanism, reduce the requirement of manual operation, improve the working efficiency and reduce the cost, realize smoother motion transmission, and further improve the telescopic stability and precision of the clamping assembly.

In one embodiment, the sliding plates 12 are disposed on two sides of the first clamping jaw 22, the sliding rods 121 are disposed on the sliding plates 12, and the sliding member 50 is provided with sliding grooves 53, and the sliding grooves are slidably connected with the sliding rods 121.

Rectangular sliding plates 12 are arranged on two side surfaces of the first clamping jaw 22, the first clamping jaw 22 is connected with the sliding plates 12 through bolts, round grooves are formed in two sides of the sliding plates 12 in the width direction, cylindrical sliding rods 121 are embedded in the round grooves, the sliding rods 121 protrude out of the notch of the round grooves, arc-shaped sliding grooves 53 are formed in the circumference of the sliding piece 50, and protruding parts of the sliding rods 121 are just matched with the sliding grooves 53, so that sliding connection is achieved; the arrangement of the slide plate 12 serves for the arrangement and mounting of the slide bar 121, so that the connection of the slide bar 121 to the first clamping jaw 22 is more stable, and the arrangement of the sliding connection of the slide bar 121 to the sliding groove 53 enables a reliable sliding connection of the first clamping jaw 22 and the second clamping jaw 23. This helps to ensure stability and accuracy of the jaws in the telescopic movement.

In one embodiment, the first clamping jaw 22 is provided with a T-shaped post 70, the T-shaped post 70 is provided with a step 80, the step 80 is connected with the first clamping jaw 22 by a bolt, and the second gear 28 and the first clamping jaw 22 are connected by the T-shaped post 70.

The side of the first clamping jaw 22 far away from the mounting plate 10 is provided with a T-shaped column 70, the upper end of the T-shaped column 70 is provided with a step part 80, the step part 80 is connected with the lower end of the first clamping jaw 22 through bolts, wherein the second gear 28 is connected with the T-shaped column 70, the second gear 28 is firmly arranged on the first clamping jaw 22 under the action of the T-shaped column 70, and the T-shaped column 70 can provide additional mechanical support, so that the stability and the rigidity of the integral structure can be enhanced. This makes it possible for the clamping mechanism to reduce vibrations and deformations during transport and clamping of the material frame, thereby ensuring stability and reliability of clamping.

In one embodiment, the width adjustment assembly 40 includes a screw 41 and a clamping driving member 42, the screw 41 is used for connecting two groups of clamping assemblies, the clamping driving member 42 is connected with the mounting plate 10, and the clamping driving member 42 is used for driving the clamping assemblies to reciprocate on the screw 41.

The arrangement of the screw rod 41 is used for connecting two groups of clamping assemblies, the clamping driving piece 42 is fixedly connected with the mounting plate 10 and used for driving the clamping piece to reciprocate on the screw rod 41, and the clamping driving piece 42 is used for pushing the clamping assembly to reciprocate on the screw rod 41; the clamping driving member 42 includes a coupling, one end of which is connected with an output shaft of the clamping driving member 42, and a decelerator, the other end of which is connected with the decelerator, which is connected with an input shaft of the clamping driving member 42,

The design of the coupling connects the output shaft of the clamping drive 42 and the input shaft of the reducer, the coupling is used for transmitting power, and at the same time, a certain degree of axial or angular offset is allowed, so that the reducer can be communicated to the clamping drive 42, in such a clamping mechanism, the coupling is selected, the flexibility of connection of the clamping mechanism can be realized, and the efficiency of transmitting power is ensured. The speed reducer provides required output torque by reducing the rotation speed of the input shaft, and the speed reducer has the function of reducing the speed of driving the clamping assembly, so that the stable and controllable clamping action is ensured. In addition, the speed reducer can also be provided with different gear combinations so as to adjust the output rotating speed and torque, so that the clamping mechanism can be accurately adapted to material frames with different sizes or weights. The clamping mechanism can be quickly adjusted by combining the design of the coupler and the reducer, so that the width of the mechanical claw can be conveniently and quickly adjusted when the clamping mechanism needs to adapt to material frames with different shapes or sizes, and the clamp does not need to be stopped or replaced, thereby greatly improving the flexibility and the efficiency of the production line.

In an embodiment, the mounting plate 10 is further provided with a plurality of groups of sliding rails 11, and the clamping structure 20 is provided with a sliding block 29, and the sliding block 29 is slidingly connected with the sliding rails 11.

The mounting panel 10 width direction lower extreme both sides are provided with slide rail 11, and wherein, the outside is provided with two sets of, and the inboard is provided with a set of, is provided with slider 29 on the clamping structure 20, and slider 29 slides and connects in slide rail 11, and slide rail 11 and slider 29's design makes clamping structure 20 can carry out sliding adjustment on mounting panel 10. The design of the slide rail 11 and the slide block 29 helps to ensure that the clamping structure 20 is kept stable during sliding, friction force is reduced, stability is improved, and therefore the clamping structure 20 is ensured not to swing or be unstable during sliding, and the clamping effect of materials is ensured.

In one embodiment, the clamping assembly is provided with a U-shaped mounting block 60, and the U-shaped mounting block 60 is provided with a U-shaped groove, and the U-shaped groove is used for mounting and positioning the screw 41.

The clamping assembly is provided with the U-shaped mounting block 60, the U-shaped mounting block 60 is provided with the U-shaped groove, two ends of the screw rod 41 are placed in the U-shaped groove, and the screw rod 41 can be firmly fixed on the clamping assembly through the arrangement, so that the stability and the reliability of the clamping mechanism are ensured. The design can effectively prevent the screw 41 from shaking or loosening during operation, and ensures the accuracy and stability of the clamping mechanism. The U-shaped mounting block 60 provides an accurate location point for the screw 41, ensuring that the screw 41 is properly mounted on the clamping assembly. Therefore, the clamping mechanism can be ensured to be accurately positioned and moved during working, and the working precision and reliability of the clamping mechanism are improved. By means of the U-shaped mounting block 60, the mounting and replacement of the screw 41 is facilitated. The staff can maintain and replace more rapidly, has improved maintainability and operability of equipment.

Another embodiment of the present utility model also proposes a carrying device comprising a device body and a clamping mechanism according to any of the above embodiments, the clamping mechanism being provided on the device body.

The carrying device comprises a device body and a clamping mechanism, wherein the clamping mechanism is arranged on the device body. The clamping mechanism is used for clamping the PCB material frame, and the carrying device transfers the PCB material frame to a fixed position. The advantage of this design is that it provides an automated PCB transport solution, making the transfer of the PCB frame more efficient and convenient. Through this kind of PCB carrying facilities, can realize the automatic transportation of PCB material frame in batches, help improving production efficiency and reduce the human cost.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.

Claims (9)

1. The clamping mechanism is characterized by comprising a mounting plate (10) and a clamping structure (20), wherein the clamping structure (20) comprises a clamping assembly, a telescopic driving assembly (30) and a width adjusting assembly (40), the clamping assembly is at least provided with two groups, and the width adjusting assembly (40) is used for adjusting the two groups of clamping assemblies to move relatively or oppositely;

The clamping assembly comprises a mounting frame (21), a first clamping jaw (22) in sliding connection with the mounting frame (21) and a second clamping jaw (23) in sliding connection with the mounting frame (21);

An output shaft of the telescopic driving assembly (30) is fixedly connected with a first gear (27), a first rack part (24) is arranged at a position of the first clamping jaw (22) corresponding to the first gear (27), and the first rack part (24) is meshed with the first gear (27);

The first clamping jaw (22) is rotatably connected with a second gear (28), a second rack part (25) is arranged at a position of the second clamping jaw (23) corresponding to the second gear (28), a third rack part (26) is arranged at a position of the mounting frame (21) corresponding to the second gear (28), and the second gear (28) is meshed with the second rack part (25) and the third rack part (26) respectively;

The first clamping jaw (22) can protrude from the mounting frame (21) at a first interval, the second clamping jaw (23) can protrude from the mounting frame (21) at a second interval, and the second interval is larger than the first interval.

2. The clamping mechanism as recited in claim 1, characterised in that the clamping assembly further comprises a slider (50), the slider (50) being provided on both sides in the width direction of the clamping assembly in sliding connection with the clamping assembly.

3. Clamping mechanism according to claim 2, characterized in that the first clamping jaw (22) is provided with a slide plate (12) on both sides, a slide bar (121) is provided on the slide plate (12), the slide member (50) is provided with a sliding groove (53), and the sliding groove (53) is slidingly connected with the slide bar (121).

4. A clamping mechanism according to claim 3, characterized in that the slide (50) comprises a first slide (51) and a second slide (52), the first slide (51) being fixedly connected to the mounting frame (21), the second slide (52) being connected to the second jaw (23).

5. Clamping mechanism according to claim 1, characterized in that the first clamping jaw (22) is provided with a T-shaped post (70), the T-shaped post (70) is provided with a step (80), the step (80) is bolted to the first clamping jaw (22), and the second gear (28) and the first clamping jaw (22) are connected by means of the T-shaped post (70).

6. Clamping mechanism according to claim 1, characterized in that the width adjustment assembly (40) comprises a screw (41) and a clamping drive (42), the screw (41) being adapted to connect two sets of the clamping assemblies, the clamping drive (42) being connected to the mounting plate (10), the clamping drive (42) being adapted to drive the clamping assemblies to reciprocate on the screw (41).

7. Clamping mechanism according to claim 6, characterized in that the mounting plate (10) is further provided with a plurality of sets of sliding rails (11), the clamping structure (20) is provided with a slider (29), and the slider (29) is slidingly connected with the sliding rails (11).

8. Clamping mechanism according to claim 6, characterized in that the clamping assembly is provided with a U-shaped mounting block (60), the U-shaped mounting block (60) being provided with a U-shaped groove for mounting and positioning the screw (41).

9. A carrying device, characterized in that the carrying device comprises a device body and the clamping mechanism according to any one of claims 1-8, the clamping mechanism being arranged on the device body.