CN217497818U - Pitch-changing mechanism - Google Patents

Abstract

The utility model provides a displacement mechanism, include: a frame; the driving assembly is arranged on the rack; the inclined sliding blocks are arranged on the rack in a sliding manner, the inclined sliding blocks are symmetrical to each other, and the inclined sliding blocks are connected with the driving assembly in a sliding manner; and the material taking devices are arranged on the inclined sliding blocks, and are positioned below the inclined sliding blocks. The utility model adopts the sucker, the first cylinder and the clamping device to pick up the product, the picked product is driven to move synchronously through the transmission among the sliding plate, the follower plate and the oblique sliding block, the picked product is loosened after the movement, and the purpose of synchronously changing the distance of the product is achieved; after the second cylinder is externally connected, a hanging head workpiece on a telescopic rod of the second cylinder can be connected with the sliding plate so as to control the sliding plate to move, and the automatic pitch changing of a product is realized; because the oblique sliding blocks are positioned at the four corners of the rack and are symmetrical with each other, the symmetry of the product after the pitch change is ensured to be centered.

Description

Pitch-changing mechanism

Technical Field

The utility model relates to an automatic technical field, concretely relates to displacement mechanism.

Background

With the progress of industrial mechanization, the production speed of enterprises is faster and faster, and various technologies are changed greatly. In the production process of partial products, because the action functions of two production lines are different, the distances between the products on the production transmission line are different, and the products need to be subjected to distance changing from a small distance to a large distance or from the large distance to the small distance.

At present, the existing methods for distance changing of products include: firstly, the distance is changed in a mode of manually taking products, so that the purpose of changing the distance is achieved; secondly, picking up the product by a variable pitch device to perform variable pitch; the method has certain problems that the product can be left with marks by manually taking the product, and the product is easy to drop in the process of taking the product, so that certain loss is caused to the product; after the distance of the products is changed by the partial distance changing devices, the placement of the products is likely to shift, and the products are not centered and symmetrical, so that the production of the products is influenced.

In view of the above, it is necessary to provide a technical solution to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a displacement mechanism, solve the aforesaid and carry out the displacement through the artifical product of taking and drop easily and cause the loss, partial displacement device is carrying out the displacement to the product and probably takes place the skew for asymmetric between the product, thereby the influence is to the shortcoming of product production.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pitch change mechanism comprising:

a frame;

the driving assembly is arranged on the rack;

the inclined sliding blocks are arranged on the rack in a sliding mode, the inclined sliding blocks are symmetrical to each other, and the inclined sliding blocks are connected with the driving assembly in a sliding mode;

and the material taking devices are all arranged on the inclined sliding blocks, and are positioned below the inclined sliding blocks.

Further, the driving assembly comprises:

the sliding plate is arranged at the top of the frame in a sliding manner;

the follow-up plates are respectively arranged on two sides of the top of the rack in a sliding mode, first guide grooves are formed in the follow-up plates, the sliding plate is connected with the follow-up plates in a sliding mode through the first guide grooves, a plurality of second guide grooves are formed in the follow-up plates, and the inclined sliding blocks are connected with the follow-up plates in a sliding mode through the second guide grooves.

Furthermore, the first guide grooves are symmetrical to each other, and the second guide grooves are also symmetrical to each other.

Further, the number of the inclined sliding blocks is 4.

Further, wherein with the extracting device that oblique slider is connected, two adopt the mode of sucking disc to fix the product, two are fixed the product through cooperation between first cylinder and the clamp ware.

Furthermore, the inclined slide blocks are respectively positioned at four corners of the rack.

Further, the number of the first guide grooves is at least 2, and the number of the second guide grooves is at least 4.

Furthermore, the inclined sliding blocks are connected with the follow-up plate in a sliding and rotating mode through bearings.

Furthermore, the sliding plate device also comprises a power assembly for providing power for the driving assembly, and the power assembly is connected with the sliding plate.

Further, the power assembly includes:

the second cylinder is arranged above the rack in an external connection mode;

and the hanging head workpiece is arranged on the telescopic rod of the second cylinder, and the second cylinder is connected with the sliding plate through the hanging head workpiece.

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

1) the utility model discloses a sucking disc picks up the product with first cylinder and clamp, drives the product synchronous motion who picks up through the transmission between sliding plate, follower plate and the oblique slider, has removed the product that loosens and pick up, reaches the purpose of displacement.

2) After the mechanism is externally connected with the second cylinder, a hanging head workpiece on a telescopic rod of the second cylinder can be connected with the sliding plate, so that the sliding plate is controlled to move, and the automatic distance changing of a product is realized.

3) The inclined sliding blocks are positioned at the four corners of the rack and are symmetrical with each other, so that the product is symmetrical and centered while the inclined sliding blocks drive the picked product to change the pitch synchronously; the inclined sliding blocks are connected with the follow-up plate in a sliding and rotating mode through the bearings, so that the friction resistance generated when the follow-up plate drives the inclined sliding blocks to move is reduced, and the abrasion of the mechanism is reduced.

Drawings

Fig. 1 is a schematic view of a front view structure of a pitch-variable mechanism provided by the present invention.

Fig. 2 is a schematic view of a top view structure of a pitch-variable mechanism provided by the present invention.

Fig. 3 is a schematic bottom view of the pitch-varying mechanism according to the present invention.

Fig. 4 is a schematic side structure view of a pitch varying mechanism according to the present invention.

In the figure: the automatic feeding device comprises a frame 1, a driving assembly 2, a sliding plate 21, a follow-up plate 22, a first guide groove 23, a second guide groove 24, an inclined sliding block 3, a material taking device 4, a sucker 41, a first air cylinder 42, a gripper 43, a power assembly 5, a second air cylinder 51, a hanging head workpiece 52 and a bearing 6.

Detailed Description

In order to make the technical solutions and advantages of the present invention clearer, the present invention and its advantageous effects will be described in further detail below with reference to the accompanying drawings of the detailed description and the specification, but the present invention is not limited thereto.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

As shown in fig. 1-4, a pitch-variable mechanism comprises a frame 1, a driving assembly 2, inclined sliders 3 and a material-taking device 4, wherein the driving assembly 2 is arranged on the frame 1, a plurality of inclined sliders 3 are arranged on the frame 1 in a sliding manner, the inclined sliders 3 are symmetrical to each other, the inclined sliders 3 are connected with the driving assembly 2 in a sliding manner, the material-taking device 4 is arranged on each inclined slider 3, and the material-taking device 4 is positioned below the inclined slider 3; when the product is required to be subjected to variable pitch, the product is picked up through the material taking device 4, and then the operation driving assembly 2 drives the inclined sliding block 3 to move towards the outer side or the inner side, so that the material taking device 4 and the product are driven to synchronously move towards the outer side or the inner side, and the purpose of variable pitch is achieved.

Preferably, the driving assembly 2 includes a sliding plate 21 and a follower plate 22, the sliding plate 21 is slidably disposed on the top of the frame 1, the follower plate 22 is slidably disposed on each of the front and rear sides of the top of the frame 1, the follower plate 22 is provided with a first guide groove 23, the sliding plate 21 is slidably connected to the follower plate 22 through the first guide groove 23, the follower plate 22 is provided with a plurality of second guide grooves 24, and the inclined sliding blocks 3 are slidably connected to the follower plate 22 through the second guide grooves 24. Promote sliding plate 21 and remove to the left side, sliding plate 21 moves to the left side and drives follow-up plate 22 and all move to the outside, and follow-up plate 22 all moves to the outside and drives oblique slider 3 through first guide way 23 and second guide way 24 and all move to the outside to realize the displacement, otherwise, promote sliding plate 21 and remove to the right side, oblique slider 3 all moves to the inside.

Preferably, the first guide grooves 23 are symmetrical to each other, and the second guide grooves 24 are also symmetrical to each other.

Preferably, the number of the inclined slide 3 is 4, and the number of the corresponding material taking devices 4 is also 4.

Preferably, the material taking devices 4 connected with the inclined sliding blocks 3 adopt the suction cups 41 to fix the products, adopt the first air cylinders 42 and the grippers 43 to fix the products, and adopt the first air cylinders 42 to operate to control the tightness of the grippers 43.

Preferably, the inclined sliding blocks 3 are respectively positioned at four corners of the machine frame 1; and the inclined sliding blocks 3 are symmetrical, and the follow-up plate 22 moves to drive the inclined sliding blocks 3 to move synchronously, so that the symmetrical centering distance change of the product is realized.

Preferably, the number of the first guide grooves 23 is at least 2, and the number of the second guide grooves 24 is at least 4.

Preferably, the inclined sliding blocks 3 are slidably and rotatably connected to the follower plate 22 through bearings 6, so as to reduce the friction resistance generated when the follower plate 22 moves the inclined sliding blocks 3.

Preferably, a power assembly 5 for providing power to the driving assembly 2 is further included, and the power assembly 5 is connected with the sliding plate 21.

Preferably, the power assembly 5 comprises a second cylinder 51 and a hanging head workpiece 52, the second cylinder 51 is arranged above the frame 1 in an external connection mode, the hanging head workpiece 52 is arranged on an expansion link of the second cylinder 51, and the second cylinder 51 is connected with the sliding plate 21 through the hanging head workpiece 52; the sliding plate 21 is driven to move to the left or right by the operation of the second cylinder 51.

The following description is made with reference to specific examples: the mechanism adopts the sucker 41, the first air cylinder 42 and the clamping device 43 to pick up products, drives the products to synchronously move through the transmission among the sliding plate 21, the follow-up plate 22 and the inclined slide block 3, and moves to loosen the picked products, thereby achieving the purpose of distance changing; after the second cylinder 51 is externally connected, a hanging head workpiece 52 on an expansion rod of the second cylinder 51 can be connected with the sliding plate 21, so that the movement of the sliding plate 21 is controlled; because the inclined sliding blocks 3 are positioned at the four corners of the rack 1 and are symmetrical with each other, the symmetrical centered state of the product is also ensured while the inclined sliding blocks 3 drive the picked product to change the pitch synchronously; the inclined sliding block 3 is connected with the follow-up plate 22 in a sliding and rotating mode through the bearing 6, so that the friction resistance generated when the follow-up plate 22 drives the inclined sliding block 3 to move is reduced, and the abrasion of the mechanism is reduced.

Variations and modifications to the above-described embodiments may become apparent to those skilled in the art from the disclosure and teachings of the above description. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, replacements or variations made by those skilled in the art on the basis of the present invention belong to the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (10)

1. A pitch mechanism, comprising:

a frame;

the driving assembly is arranged on the rack;

the inclined sliding blocks are arranged on the rack in a sliding manner, the inclined sliding blocks are symmetrical to each other, and the inclined sliding blocks are connected with the driving assembly in a sliding manner;

and the material taking devices are all arranged on the inclined sliding blocks, and are positioned below the inclined sliding blocks.

2. A pitch mechanism according to claim 1, wherein the drive assembly comprises:

the sliding plate is arranged at the top of the frame in a sliding manner;

the follow-up plates are respectively arranged on two sides of the top of the rack in a sliding mode, first guide grooves are formed in the follow-up plates, the sliding plate is connected with the follow-up plates in a sliding mode through the first guide grooves, a plurality of second guide grooves are formed in the follow-up plates, and the inclined sliding blocks are connected with the follow-up plates in a sliding mode through the second guide grooves.

3. A pitch change mechanism according to claim 2, wherein said first guide grooves are symmetrical to each other, and said second guide grooves are also symmetrical to each other.

4. A pitch change mechanism according to claim 1, wherein the number of said oblique slides is 4.

5. The pitch-changing mechanism as claimed in claim 1, wherein the two material-taking devices connected to the inclined slide block fix the product by means of suction cups, and the two material-taking devices fix the product by means of cooperation between the first cylinder and the gripper.

6. A pitch varying mechanism as claimed in claim 1, wherein said inclined sliders are located at four corners of said frame, respectively.

7. A pitch change mechanism according to claim 2, wherein said first guide grooves are at least 2 and said second guide grooves are at least 4.

8. A pitch change mechanism according to claim 2, wherein the oblique sliders are each slidably and rotatably connected to the follower plate via a bearing.

9. A pitch change mechanism according to claim 2, further comprising a power assembly for powering the drive assembly, the power assembly being coupled to the slide plate.

10. A pitch mechanism according to claim 9, wherein the power assembly comprises:

the second cylinder is arranged above the rack in an external connection mode;

and the hanging head workpiece is arranged on the telescopic rod of the second cylinder, and the second cylinder is connected with the sliding plate through the hanging head workpiece.

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