CN216945150U

CN216945150U - Clamping device for self-adjusting direction

Info

Publication number: CN216945150U
Application number: CN202122923932.1U
Authority: CN
Inventors: 王越
Original assignee: Kunshan Xinjingtian Intelligent Device Co ltd
Current assignee: Xinjingtian Intelligent Equipment Jiangsu Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-07-12
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a clamping device for self-adjusting direction, which comprises a base plate, wherein a first motor is fixed on the base plate; the first motor is connected with the end part of a screw rod, and the screw rod is parallel to the substrate; the screw rod is provided with at least two clamping mechanisms in a sliding manner, and the first motor drives the two clamping mechanisms to move back on the screw rod; the clamping mechanism at least comprises a second motor and a clamping jaw, and the second motor drives the clamping jaw to rotate so as to adjust the direction of the product on the clamping jaw. The utility model has the beneficial effects that: the clamping mechanism comprises a clamping jaw and a second motor, all the second motors can work relatively independently and control the corresponding clamping jaw and a product clamped on the clamping jaw to rotate, and the product steering is realized; and each clamping jaw is controlled by one corresponding air cylinder, and all the clamping jaws can work relatively independently to control the number of clamped products.

Description

Clamping device for self-adjusting direction

Technical Field

The utility model belongs to the technical field of machine manufacturing, and particularly relates to a clamping device for self-adjusting direction.

Background

With the promotion of the comprehensive national force of China and the vigorous development of various technologies, the automation logistics transportation technology of China is developing rapidly in a direction of being prosperous. In the automatic logistics transportation, the stability problem of the operation device during the transportation and transportation process is the key point of the logistics transportation.

In the prior art, to the automated handling of two or more products, generally set up fixture on the base plate, remove the base plate to two product departments earlier, then carry out whole the moving after the centre gripping to the product respectively through two fixture, however this kind of mode efficiency is not high.

In order to solve the problems, a group of clamping mechanisms are arranged on the substrate, and all the clamping mechanisms are controlled to clamp the product simultaneously so as to improve the efficiency; however, for some products with directionality or equipment with directionality, the direction of the product cannot be changed after the product is clamped, so the placement direction of the product needs to be adjusted after the product is carried, which takes a long time and reduces the efficiency.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above problems of the prior art and to providing a self-adjusting direction clamping device.

The purpose of the utility model is realized by the following technical scheme:

the clamping device for self-adjusting direction comprises a base plate, wherein a first motor is fixed on the base plate; the first motor is connected with the end part of a screw rod, and the screw rod is parallel to the substrate; the screw rod is provided with at least two clamping mechanisms in a sliding manner, and the first motor drives the two clamping mechanisms to move back on the screw rod; the clamping mechanism at least comprises a second motor and a clamping jaw, and the second motor drives the clamping jaw to rotate so as to adjust the direction of the product on the clamping jaw.

Preferably, the screw rod penetrates through a group of mounting seats, the mounting seats are connected with the screw rod through screw rod nuts, and the screw thread directions of the two screw rod nuts are opposite and move on the screw rod.

Preferably, the mounting seat is in an i shape, and the top end of the mounting seat is slidably arranged on the lower surface of the substrate; and the mounting seats correspond to the clamping mechanisms one by one.

Preferably, a sliding assembly is arranged between the mounting seat and the substrate, and the sliding assembly comprises a sliding rail fixed on the lower surface of the substrate and a sliding block arranged on the sliding rail in a sliding manner; the slider with the top fixed connection of mount pad.

Preferably, the clamping mechanism comprises two clamping components, and the two clamping components are symmetrically arranged on two sides of the screw rod and fixed on the mounting seat.

Preferably, said clamping assembly includes said second motor, a pair of said jaws, and a cylinder; the second motor is fixed on the upper surface of the mounting seat, and a motor shaft of the second motor penetrates through the upper mounting plate of the mounting seat and is fixedly connected with the main body of the air cylinder positioned on the lower surface of the mounting plate through a connecting rod; the clamping jaw is positioned at the bottom end of the cylinder; the second motor drives the air cylinder to rotate, and the air cylinder drives the clamping jaw to clamp or loosen a product.

Preferably, a sliding groove is formed at the bottom end of the air cylinder, and the clamping jaw is arranged in the sliding groove in a sliding manner through a moving block; the minimum distance between the two pairs of clamping jaws positioned on two sides of the screw rod is not less than the maximum distance between the two pairs of clamping jaws.

Preferably, a stop block is arranged at the far end of the base plate and is positioned at the far end of the slide rail; and the length of the slide rail is equal to the slidable length of the screw rod.

Preferably, the screw rod is provided with three clamping mechanisms, the clamping mechanisms are all arranged on the mounting seat, and the top end of the mounting seat positioned in the middle is fixedly connected with the lower surface of the substrate through a fixing block; the first motor drives the clamping mechanisms positioned on two sides to move back to back.

The technical scheme of the utility model has the advantages that:

the clamping mechanism comprises a clamping jaw and a second motor, all the second motors can work relatively independently and control the corresponding clamping jaw and a product clamped on the clamping jaw to rotate, and the product steering is realized; each clamping jaw can work relatively independently and is used for controlling the number of clamped products;

interference prevention; two threads in opposite directions are formed on the screw rod, and the clamping mechanisms move on the screw rod in opposite directions under the driving of the first motor so as to adjust the distance between the clamping mechanisms and effectively avoid the phenomenon that the clamping mechanisms interfere with each other when rotating;

the clamping mechanism is fixed on the mounting seat, the mounting seat is arranged on the screw rod in a sliding mode through a screw rod nut, and a first motor drives part or all of the clamping mechanism to move reversely; and a sliding assembly is arranged between the mounting seat and the substrate, so that the bearing capacity of the screw rod is reduced by the sliding assembly, and the moving stability is enhanced.

Drawings

FIG. 1: a perspective view of a preferred embodiment of the present invention;

FIG. 2: front view of the preferred embodiment of the present invention;

FIG. 3: a side cross-sectional view of a preferred embodiment of the utility model;

FIG. 4: bottom view of the preferred embodiment of the present invention.

Detailed Description

Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. The embodiments are merely exemplary for applying the technical solutions of the present invention, and any technical solution formed by replacing or converting the equivalent thereof falls within the scope of the present invention claimed.

In the description of the schemes, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.

Referring to fig. 1 and 2, the present invention discloses a clamping device for self-adjusting direction, which comprises a base plate 1, wherein a first motor 21 is fixed on the lower surface of the base plate 1, and the first motor 21 is located at the proximal end of the base plate 1. The first motor 21 is connected with the end part of a screw rod 22, and the screw rod 22 is parallel to the substrate 1; the screw rod 22 is formed with threads with opposite directions at two ends. The screw rod 22 penetrates through a group of mounting seats 203, and the mounting seats 203 are in an I shape. The mounting seat 203 is connected with the lead screw 22 through a lead screw nut 23, and the lead screw nuts 23 at the two ends of the lead screw 22 have opposite thread directions and are matched with the threads on the lead screw 22. After the first motor 21 drives the screw rod 22 to rotate, the screw rod nut 23 drives the mounting seat 203 to move on the screw rod 22.

As shown in fig. 2 to 3, in the present invention, it is preferable that three mounting seats 203 are provided on the screw rod 22, and the top end of the mounting seat 203 located in the middle is fixed to the lower surface of the substrate 1 by a fixing block, that is, the position of the mounting seat 203 located in the middle is fixed. Of course, the number of the mounting seats 203 is not limited in the present invention, and can be specifically adjusted according to the use requirement. Except the middle mounting seat 203 among the three mounting seats 203, the top ends of the other mounting seats 203 are slidably disposed on the lower surface of the substrate 1, that is, as shown in fig. 3, a sliding assembly is disposed between the mounting seat 203 and the substrate 1, and the sliding assembly includes a sliding rail 41 fixed on the lower surface of the substrate 1, and a sliding block 42 slidably disposed on the sliding rail 41. The length of the slide rail 41 is equal to the slidable length of the screw rod 22; the sliding block 42 is fixedly connected with the top end of the mounting seat 203. After the first motor 21 is started, the mounting seats 203 on both sides are driven by the screw rod nut 23 to move along the setting direction of the screw rod 22, and the moving directions of the two mounting seats 203 are opposite.

As shown in fig. 3, at least two clamping mechanisms 3 are slidably disposed on the screw rod 22, and in the present invention, preferably, three clamping mechanisms 3 are disposed, and the clamping mechanisms 3 correspond to the mounting seats 203 one by one. After the first motor 21 is started, the position of the clamping mechanism 3 is fixed because the clamping mechanism is fixed on the mounting seat 203; the clamping mechanisms 3 on the two sides move back to back along the arrangement direction of the screw rod 22 under the driving of the screw rod nut 23.

Referring to fig. 1 and 3, the clamping mechanism 3 includes at least one clamping assembly 31, and in the present invention, two clamping assemblies 31 are preferably disposed, and the two clamping assemblies 31 are symmetrically disposed on two sides of the screw rod 22 and fixed on the mounting seat 203. Specifically, the clamping assembly 31 includes a second motor 311, a pair of clamping jaws 313, and a cylinder 312; the clamping mechanism 3 at least comprises the second motor 311 and a pair of the clamping jaws 313. The second motor 311 is fixed on the upper surface of the mounting seat 203, and a motor shaft thereof penetrates through an upper mounting plate of the mounting seat 203 and is fixedly connected with the main body of the cylinder 312 positioned on the lower surface of the mounting plate through a connecting rod 30; the clamping jaw 313 is located at the bottom end of the cylinder 312. The second motor 311 drives the air cylinder 312 to rotate, the air cylinder 312 drives the clamping jaws 313 to clamp or release a product, and the clamping jaws 313 adjust the direction of the product clamped on the clamping jaws 313 under the driving of the second motor 311, so that the consistency of the directions of the products clamped on all the clamping jaws 313 is realized. The distance between the two pairs of clamping jaws 313 arranged along the direction of the screw rod 22 is adjusted through the first motor 21, so that the two pairs of clamping jaws 313 are prevented from interfering with each other in the rotating process. The second motor 311 and the cylinder 313 may both operate simultaneously or independently.

As shown in fig. 2 and 4, unlike the conventional clamping jaw structure, in the present invention, a sliding slot 310 is preferably formed at the bottom end of the cylinder 312, and the clamping jaw 313 is slidably disposed in the sliding slot 310 through a moving block 314; after the cylinder 312 is started, the distance between the two clamping jaws 313 at the bottom end of the same cylinder 312 is changed; and the minimum distance between the two clamping jaws 313 is not more than the width or the length of the product to be gripped, and the maximum distance between the two clamping jaws 313 is not less than the width or the length of the product to be gripped. The minimum distance between the two pairs of clamping jaws 313 on both sides of the screw rod 22 is not less than the maximum distance between the two pairs of clamping jaws 313, so that the two pairs of clamping jaws 313 on both sides of the screw rod 22 do not interfere with each other even if they rotate simultaneously.

As shown in fig. 1 and 4, in order to prevent the screw nut 23 of the clamping mechanism 3 at the far end of the screw 22 (the end far away from the first motor 21) from sliding off the screw 22 after the first motor 21 is started, a stopper 11 is provided at the far end of the base plate 1, and the stopper 11 is located at the far end of the slide rail 41 to limit the moving range of the clamping mechanism 3 at the far end of the screw 22.

The working process of the utility model is briefly described as follows:

s1: the air cylinder 312 is started to drive the pair of clamping jaws 313 corresponding to the air cylinder to clamp the product;

s2: starting a first motor 21, driving the clamping mechanisms 3 to move along the arrangement direction of the screw rod 22, and changing the distance between two adjacent clamping mechanisms 3;

s3: starting part or all of the second motor 311, driving the cylinder 312 and the clamping jaw 313 to rotate, and adjusting the product direction;

s4: the cylinder 312 is reset and the product is placed in the station to be installed.

The utility model has various embodiments, and all technical solutions formed by adopting equivalent transformation or equivalent transformation are within the protection scope of the utility model.

Claims

1. Self-interacting clamping device for direction, its characterized in that: the motor comprises a substrate (1), wherein a first motor (21) is fixed on the substrate (1); the first motor (21) is connected with the end part of a screw rod (22), and the screw rod (22) is parallel to the substrate (1); the screw rod (22) is provided with at least two clamping mechanisms (3) in a sliding manner, and the first motor (21) drives the two clamping mechanisms (3) to move back on the screw rod (22); the clamping mechanism (3) at least comprises a second motor (311) and a clamping jaw (313), wherein the second motor (311) drives the clamping jaw (313) to rotate so as to adjust the direction of a product on the clamping jaw (313).

2. The self-adjusting directional clamping device of claim 1, further comprising: the screw rod (22) penetrates through a group of mounting seats (203), the mounting seats (203) are connected with the screw rod (22) through screw rod nuts (23), the thread directions of the two screw rod nuts (23) are opposite, and the two screw rod nuts move on the screw rod (22).

3. The self-adjusting direction clamp device of claim 2, wherein: the mounting seat (203) is I-shaped, and the top end of the mounting seat is arranged on the lower surface of the substrate (1) in a sliding manner; and the mounting seats (203) correspond to the clamping mechanisms (3) one by one.

4. The self-adjusting direction clamp device of claim 3, wherein: a sliding assembly is arranged between the mounting seat (203) and the substrate (1), and comprises a sliding rail (41) fixed on the lower surface of the substrate (1) and a sliding block (42) arranged on the sliding rail (41) in a sliding manner; the sliding block (42) is fixedly connected with the top end of the mounting seat (203).

5. The self-adjusting directional clamping device of claim 4, wherein: the clamping mechanism (3) comprises two clamping components (31), and the two clamping components (31) are symmetrically arranged on two sides of the screw rod (22) and fixed on the mounting seat (203).

6. The self-adjusting direction clamp device of claim 5, wherein: said gripping assembly (31) comprising said second motor (311), a pair of said jaws (313), and a cylinder (312); the second motor (311) is fixed on the upper surface of the mounting seat (203), and a motor shaft of the second motor penetrates through an upper mounting plate of the mounting seat (203) and is fixedly connected with a main body of the cylinder (312) positioned on the lower surface of the mounting plate through a connecting rod (30); the clamping jaw (313) is positioned at the bottom end of the air cylinder (312); the second motor (311) drives the air cylinder (312) to rotate, and the air cylinder (312) drives the clamping jaw (313) to clamp or release a product.

7. The self-adjusting direction clamp device of claim 6, wherein: a sliding groove (310) is formed at the bottom end of the cylinder (312), and the clamping jaw (313) is arranged in the sliding groove (310) in a sliding manner through a moving block (314); the minimum distance between the two pairs of clamping jaws (313) positioned on the two sides of the screw rod (22) is not less than the maximum distance between the two pairs of clamping jaws (313).

8. The self-adjusting direction clamp device of claim 7, wherein: a stop block (11) is arranged at the far end of the base plate (1), and the stop block (11) is positioned at the far end of the sliding rail (41); and the length of the slide rail (41) is equal to the slidable length of the screw rod (22).

9. The self-adjusting direction clamp device of claim 8, wherein: the screw rod (22) is provided with three clamping mechanisms (3), the clamping mechanisms (3) are all arranged on the mounting seat (203), and the top end of the mounting seat (203) positioned in the middle is fixedly connected with the lower surface of the substrate (1) through a fixing block; the first motor (21) drives the clamping mechanisms (3) positioned on two sides to move back to back.