CN212314753U

CN212314753U - Spring type clamping tray

Info

Publication number: CN212314753U
Application number: CN202020734855.8U
Authority: CN
Inventors: 侯瑞
Original assignee: Shanghai Automobile Gear Works
Current assignee: Shanghai Automobile Gear Works
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-01-08
Anticipated expiration: 2030-05-07

Abstract

A spring-loaded clamping tray comprising: the chassis with set up positioning mechanism, the spring clamping mechanism on the chassis, wherein: the positioning mechanism is arranged on the center of the chassis, and the spring clamping mechanisms penetrate through the positioning mechanism and are symmetrically arranged on two sides of the positioning mechanism; the spring clamping mechanism includes: guide holder, V type press from both sides and compress tightly the subassembly, wherein: the guide holder symmetry sets up in both sides on the chassis, and the V type presss from both sides and passes the perpendicular symmetry of positioning mechanism and set up on the guide holder, compresses tightly the subassembly symmetry and vertically sets up in the guide holder center. The chassis includes: a bottom plate and a connecting disc. The positioning mechanism includes: a locating cylinder and a locating pin. The utility model discloses a be equipped with elastic clamping mechanism, compress tightly the tray through the gripper and prevent to rock, the wedge struts the V type simultaneously and presss from both sides, and the tight work piece is pressed from both sides when carrying the work piece, realizes that the stability of work piece is got/is put, simple structure, press from both sides tightly steady reliable, with the gripper cooperation of truss, solved the tray and rocked, get/put the problem of difficulty.

Description

Spring type clamping tray

Technical Field

The utility model relates to a technique in the automatic transfer chain field of machining specifically is a spring presss from both sides tight tray.

Background

The automatic conveying line is equipment for connecting independent machining equipment procedures in an automatic mode, and is provided with a material channel, a tray, a truss mechanism, an independent control system and a Manufacturing Execution System (MES). The tray moves on the material channel at a constant speed in a circulating manner and is used as a medium for the truss and the material channel, namely, the work piece is conveyed and the taking/placing positioning of the truss is ensured.

The existing material channel tray has poor positioning accuracy due to the following reasons: when the truss takes in/puts out the work piece, though the tray is blocked by the stopper, because the conveying chain still is in the ceaseless rotation for the tray produces and rocks. The shaking causes that the mechanical claw of the truss cannot accurately place the workpiece into the tray, and the workpiece is easy to collide or scratch. Therefore, the positioning holes of the tray are generally designed with low precision so as to smoothly place the workpieces. But when the mechanical claw of the next device takes the workpiece, the workpiece shakes along with the tray, and the workpiece cannot be smoothly grabbed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is not enough to the above-mentioned that prior art exists, provides a spring presss from both sides tight tray, through being equipped with elastic clamping mechanism, compresses tightly the tray through the gripper and prevents to rock, and the wedge struts the V type simultaneously and presss from both sides, realizes that the stability of work piece is got/is put, simple structure, press from both sides tightly steady reliable, are applicable to the automatic transfer chain that uses the tray as the carrier.

The utility model discloses a realize through following technical scheme:

the utility model discloses a: the chassis with set up positioning mechanism, the spring clamping mechanism on the chassis, wherein: the positioning mechanism is arranged on the center of the chassis, and the spring clamping mechanisms penetrate through the positioning mechanism and are symmetrically arranged on two sides of the positioning mechanism.

The chassis include: bottom plate and connection pad, wherein: the bottom plate is arranged on the connecting disc and is arranged below the positioning mechanism and the spring clamping mechanism.

The positioning mechanism comprises: a locating section of thick bamboo and locating pin, wherein: the positioning cylinder is arranged on the center of the chassis, and the positioning pin is arranged at the center of the bottom of the positioning cylinder.

The spring clamping mechanism comprises: guide holder, V type press from both sides and compress tightly the subassembly, wherein: the guide holder symmetry sets up in both sides on the chassis, and the V type presss from both sides and passes the perpendicular symmetry of positioning mechanism and set up on the guide holder, compresses tightly the subassembly symmetry and vertically sets up in the guide holder center.

The guide holder includes: guide cylinder, second spring, wedge pole and adjusting screw, wherein: the guide cylinder sets up on the chassis and the symmetry sets up in compressing tightly the subassembly both sides, and the second spring level sets up in the guide cylinder, and the horizontal one end of wedge pole links to each other with the second spring, and the other end sets up outside the guide cylinder and links to each other with compressing tightly the subassembly, and the top links to each other with the V type clamp, and the adjusting screw sets up outside the guide cylinder and links to each other with the guide cylinder.

The compressing assembly comprises: wedge guide arm, linear bearing, supporting seat and first spring, wherein: the supporting seat is arranged on the chassis, the linear bearing is arranged on the supporting seat, the wedge guide rod penetrates through the linear bearing and is connected with the guide seat, and the first spring penetrates through the linear bearing and is vertically arranged on the supporting seat and sleeved on the wedge guide rod.

The angle of the wedge surface of the wedge block guide rod and the angle of the inclined plane of the wedge rod are complementary angles.

The inner side of the V-shaped clamp is of a V-shaped structure.

The guide cylinder top be equipped with the cross slot that is used for wedge pole and V type to press from both sides to link to each other, wherein: the wedge-shaped rod is movably arranged in the transverse groove.

Technical effects

Compared with the prior art, the utility model discloses a be equipped with elastic clamping mechanism, compress tightly the tray through the gripper and prevent to rock, the wedge struts the V type simultaneously and presss from both sides, and the tight work piece is pressed from both sides when carrying the work piece, realizes that the stability of work piece is got/is put, simple structure, press from both sides tightly steady reliable, with the gripper cooperation of truss, solved the tray and rocked, get/put the problem of difficulty.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a left side view of the present invention;

FIG. 4 is a schematic structural view of the spring clamping mechanism of the present invention;

FIG. 5 is a cross-sectional view of the guide seat of the present invention;

FIG. 6 is a diagram illustrating the operation of the present invention;

in the figure: the device comprises a positioning mechanism 1, a spring clamping mechanism 2, a chassis 3, a bottom plate 4, a connecting disc 5, a positioning cylinder 6, a positioning pin 7, a linear bearing 8, a supporting seat 9, a first spring 10, a guide seat 11, an adjusting screw 12, a V-shaped clamp 13, a wedge-shaped block guide rod 14, a guide cylinder 15, a second spring 16, a wedge-shaped rod 17, a pressing assembly 18 and a transverse groove 19.

Detailed Description

As shown in fig. 1, the present embodiment relates to a spring-loaded clamping tray, which includes: chassis 3 and setting up positioning mechanism 1, spring clamping mechanism 2 on chassis 3, wherein: the positioning mechanism 1 is arranged in the center of the chassis 3, and the spring clamping mechanisms 2 penetrate through the positioning mechanism 1 and are symmetrically arranged on two sides of the positioning mechanism 1.

The chassis 3 comprises: bottom plate 4 and connection pad 5 that is used for the tray to remove, connection pad 5 is the nylon material, wherein: the bottom plate 4 is arranged on the connecting disc 5 and is arranged below the positioning mechanism 1 and the spring clamping mechanism 2.

The positioning mechanism 1 comprises: a positioning cylinder 6 for placing a workpiece and a positioning pin 7 for supporting the workpiece, wherein: the positioning cylinder 6 is arranged on the center of the bottom plate 4, and the positioning pin 7 is arranged at the center of the bottom of the positioning cylinder 6.

The spring clamping mechanism 2 comprises: four guide seats 11, two V-shaped clamps 13 and two hold-down assemblies 18, wherein: four guide holders 11 are arranged on two sides of the bottom plate 4 in pairwise symmetry, the V-shaped clamps 13 penetrate through the positioning cylinders 6 and are vertically and symmetrically arranged on the guide holders 11, and the pressing assemblies 18 are symmetrically and vertically arranged at the centers of the guide holders 11.

The guide seat 11 includes: guide cylinder 15, second spring 16, wedge rod 17 and adjusting screw 12, wherein: guide cylinder 15 sets up on bottom plate 4 and the symmetry sets up in compressing tightly 18 both sides, second spring 16 level sets up in guide cylinder 15, the horizontal one end of wedge bar 17 links to each other with second spring 16, the other end sets up outside guide cylinder 15 and links to each other with wedge guide arm 14, the top presss from both sides 13 with the V type and links to each other, adjusting screw 12 sets up outside guide cylinder 15 and links to each other with guide cylinder 15, through the extension of rotatory screw thread control guide cylinder 15, after the adjustment is accomplished, it is locking to need to screw up the nut.

The top of the guide cylinder 15 is provided with a transverse groove 19 for connecting the wedge rod 17 with the V-shaped clamp 13, wherein: the wedge rod 17 is movably arranged in the transverse groove through a second spring.

The compression assembly 18 includes: wedge guide 14, linear bearing 8, supporting seat 9 and first spring 10, wherein: the supporting seat 9 is arranged on the bottom plate 4, the linear bearing 8 is arranged on the supporting seat 9, the wedge guide rod 14 penetrates through the linear bearing 8 and is connected with the guide seat 11, and the first spring 10 penetrates through the linear bearing 8 and is vertically arranged on the supporting seat 9 and sleeved on the wedge guide rod 14.

The angle of the wedge surface of the wedge block guide rod 14 and the angle of the inclined plane of the wedge rod 17 are complementary angles.

The inner side of the V-shaped clamp 13 is of a V-shaped structure, so that the guide and the clamping are facilitated.

The working mode is as follows: as shown in fig. 6, in the working state, when the wedge-shaped block guide rod 14 is pressed down by the mechanical claw of the truss, the large spring 10 is compressed, and the whole tray stops shaking. At the same time, the wedge rod 17 will retract and the V-clamp (symmetrically) open due to the wedge force component. At this point, the gripper of the truss has inserted the workpiece and released the workpiece to begin moving upward. As the mechanical claw leaves, the pressure is eliminated, the large spring 10 and the small spring 16 are reset, and the V-shaped clamp (symmetrical) is driven by the extension of the wedge-shaped rod 17 to clamp a workpiece.

The foregoing embodiments may be modified in various ways by those skilled in the art without departing from the spirit and scope of the present invention, which is not limited by the above embodiments but is to be accorded the full scope defined by the appended claims, and all such modifications and variations are within the scope of the invention.

Claims

1. A spring-loaded clamping tray, comprising: the chassis with set up positioning mechanism, the spring clamping mechanism on the chassis, wherein: the positioning mechanism is arranged on the center of the chassis, and the spring clamping mechanisms penetrate through the positioning mechanism and are symmetrically arranged on two sides of the positioning mechanism;

2. The spring loaded clamping tray of claim 1, wherein said base plate includes: bottom plate and connection pad, wherein: the bottom plate is arranged on the connecting disc and is arranged below the positioning mechanism and the spring clamping mechanism.

3. The spring loaded clamping tray of claim 1, wherein said positioning mechanism comprises: a locating section of thick bamboo and locating pin, wherein: the positioning cylinder is arranged on the center of the chassis, and the positioning pin is arranged at the center of the bottom of the positioning cylinder.

4. The spring loaded clamping tray of claim 1, wherein said guide housing comprises: guide cylinder, second spring, wedge pole and adjusting screw, wherein: the guide cylinder sets up on the chassis and the symmetry sets up in compressing tightly the subassembly both sides, and the second spring level sets up in the guide cylinder, and the horizontal one end of wedge pole links to each other with the second spring, and the other end sets up outside the guide cylinder and links to each other with compressing tightly the subassembly, and the top links to each other with the V type clamp, and the adjusting screw sets up outside the guide cylinder and links to each other with the guide cylinder.

5. The spring loaded clamping tray of claim 1, wherein said hold-down assembly comprises: wedge guide arm, linear bearing, supporting seat and first spring, wherein: the supporting seat is arranged on the chassis, the linear bearing is arranged on the supporting seat, the wedge guide rod penetrates through the linear bearing and is connected with the guide seat, and the first spring penetrates through the linear bearing and is vertically arranged on the supporting seat and sleeved on the wedge guide rod.

6. The spring loaded clamping pallet of claim 5, wherein the angle of the wedge surface of said wedge guide bar is complementary to the angle of the inclined surface of the wedge bar.

7. The spring loaded clamping tray of claim 1, wherein said V-shaped clamp is of a V-shaped configuration on an inside thereof.

8. The spring clamping tray of claim 4, wherein the top of the guide cylinder is provided with a transverse slot for connecting the wedge bar to the V-clamp, wherein: the wedge-shaped rod is movably arranged in the transverse groove.