CN216607840U

CN216607840U - Tool blocks positioner

Info

Publication number: CN216607840U
Application number: CN202122482163.6U
Authority: CN
Inventors: 宾兴; 王金军; 黄宗运
Original assignee: Shenzhen Sinvo Automatic Co Ltd
Current assignee: Shenzhen Sinvo Automatic Co Ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-05-27
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a jig blocking and positioning device, which comprises a jig and a jig positioning mechanism, wherein the jig comprises a jig carrier seat and a base which are arranged at intervals up and down; the jig positioning mechanism is correspondingly arranged at the processing station, the jig positioning mechanism blocks the jig carrying seat, when the base at the lower layer continues to move forwards due to the inertia effect, the jig positioning mechanism is pressed downwards for positioning until the base is embedded into the groove which is sunken downwards of the jig positioning mechanism, the base of the jig is pushed upwards by the internal elasticity of the jig positioning mechanism, and the base is separated from the conveying belt. The jig with the double-layer spacing and the flexible structure with the adjustable horizontal relative position is adopted, the jig positioning mechanism is matched, the inertia force in the movement process of the jig is effectively utilized, the automatic blocking and the groove limiting of the jig are realized through the lifting power, the automatic lifting of the jig is realized through the elastic force, and the jig with the transmission failure and the blocking positioning device are realized while the jig is positioned.

Description

Tool blocks positioner

Technical Field

The utility model relates to the field of automatic production, in particular to a jig blocking and positioning device for automatic feeding and material assembling and processing of an automatic production line.

Background

The automatic production device has the advantages that the automatic production device can automatically complete various production and processing by replacing manual work with machines, and in the field of automatic equipment, because a produced product generally consists of a plurality of scattered parts, in the actual production process, various parts need to be automatically assembled through equipment, so that a complete product structure is formed. Therefore, the ubiquitous production process for automatic assembly and processing of various materials is applied to multiple fields, and the production requirements for automatic assembly of the materials are met for various intelligent terminal devices, products such as mobile phones, tablet computers, intelligent watches, batteries and power supplies, various daily products and toys. Because the types and specifications of materials in the automatic assembly process are different, the existing automatic assembly technology generally adopts respective assembly equipment aiming at different materials, and standardized universal assembly equipment is difficult to form.

For the automatic assembly of materials, because different materials need to be assembled, the assembled materials (such as various electronic components) and substrate materials (such as PCB boards) are involved; therefore, the automatic material assembling process integrally comprises three process sections, namely an automatic material loading process of the assembled material, a material loading process of the substrate material and an automatic assembling process of the assembled material and the substrate material.

In the loading process of the base material, a jig is generally used as a device carrier, the jig clamps the base material, and then the base material is conveyed to an assembly station, and the assembled material is taken out by an assembly manipulator and then automatically assembled on the base material. After a traditional jig clamps a base material, the conventional jig generally directly conveys the jig to an assembly station of a production line through a conveying mechanism, an assembly manipulator assembles the material onto the base material, and the jig drives the base material to move to a next station after the assembly is finished until the material is assembled; the technical problem that exists is that a complex positioning mechanism is needed to stop and position the jig in motion at the assembling station. In addition, for the tool of single track transmission, after the tool freely inlays and establishes on the slide rail, push down through the gravity of tool self and set up on the transmission band of slide rail one side, the static friction power drive tool through tool and transmission band moves forward, to this kind of transmission mode, after the tool location, because the station on the whole production line is arranged a lot, consequently need the transmission band to keep constantly transmitting the state forward, make tool and transmission band break away from when just needing the location in single station assembling process, in order to avoid constantly rubbing between the fixed tool bottom of transmission band in the motion and location, consequently need redesign tool positioning mechanism in order to satisfy above-mentioned technological requirement to this kind of structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art, and provides a jig with a flexible structure with adjustable double-layer spacing and horizontal relative position, which is matched with a jig positioning mechanism, effectively utilizes the inertia force in the movement process of the jig, realizes automatic blocking and groove limiting of the jig through lifting power, realizes automatic lifting of the jig through elastic force, and realizes transmission failure of the jig while positioning the jig.

The technical scheme adopted by the utility model is as follows: a jig blocking and positioning device comprises a jig and a jig positioning mechanism, wherein the jig comprises a jig carrier seat and a base which are arranged at an interval from top to bottom, the base is connected to a conveying slide rail in a sliding mode and tightly presses a conveying belt on one side of the conveying slide rail, and when the conveying belt moves forwards, the jig is driven by static friction between the conveying belt to drive a processing substrate to move between different processing stations of the conveying slide rail one by one; the jig positioning mechanism is correspondingly arranged at the processing station, when the jig moves to the processing station along the linear direction, the jig positioning mechanism blocks the jig carrier seat, when the base at the lower layer continues to move forwards due to the inertia effect, the jig positioning mechanism is pressed downwards for positioning, and after the base is embedded into the downward sunken groove of the jig positioning mechanism, the base of the jig is pushed upwards by the internal elasticity of the jig positioning mechanism, so that the base is separated from the conveying belt, and the material is assembled on the processing base material clamped on the jig carrier.

Preferably, the jig comprises a base, a jig carrying seat, a connecting spring, a limiting swing block, a first roller, a second roller and a sliding seat, wherein the jig carrying seat and the base are arranged at an interval from top to bottom; the connecting spring is arranged between the base and the jig carrier.

Preferably, the side walls of the base and the jig carrying seat are respectively provided with at least two inwards recessed side grooves, the base and the side grooves of the jig carrying seat are correspondingly arranged from bottom to top in an inclined manner, and the side grooves of the base horizontally extend along the side direction of the base; the limiting swing blocks comprise at least two limiting swing blocks, the limiting swing blocks are embedded between the base and the side grooves of the jig carrier seat, and the upper end and the lower end of each limiting swing block are respectively and rotatably arranged in the side grooves of the base and the jig carrier seat.

Preferably, the first roller and the second roller are arranged on the side wall of the base at intervals along the direction opposite to the jig, and are respectively and rotatably connected with the side wall of the base.

Preferably, the slide set up in the bottom of base, the slide inlays to be established on the conveying slide rail slidable, and the bottom of base compresses tightly the conveyer belt that conveying slide rail one side set up, and the conveyer belt drives the tool through static friction and follows conveying slide rail linear motion to it is spacing through conveying slide rail direction.

Preferably, the jig positioning mechanism comprises a positioning support, a positioning cylinder, a positioning slide seat, a positioning connecting block, a positioning spring column, a first inclined ejector block, a second inclined ejector block, a blocking support and a blocking column, wherein the positioning support is vertically arranged on the side part of the conveying slide rail; the positioning cylinder is vertically arranged on one side of the positioning support, and the output end of the positioning cylinder is arranged downwards; the positioning sliding seat is connected to the other side wall of the positioning support in a sliding manner along the vertical direction; one end of the positioning connecting block is connected to the output end of the positioning air cylinder, the other end of the positioning connecting block penetrates through the positioning support and horizontally extends to the other side of the positioning support, the positioning air cylinder is connected with the positioning sliding seat, and the positioning air cylinder drives the positioning sliding seat to move up and down through the positioning connecting block.

Preferably, the positioning spring column is vertically arranged, and the lower end of the positioning spring column is connected to the positioning sliding seat and vertically extends upwards.

Preferably, the first inclined ejecting block and the second inclined ejecting block are arranged at the top of the positioning sliding seat, and the first inclined ejecting block is vertically connected to the upper end of the positioning spring column; the second inclined ejecting block is connected with the side wall of the first inclined ejecting block, the tops of the first inclined ejecting block and the second inclined ejecting block are respectively provided with a first inclined surface and a second inclined surface, the first inclined surface extends upwards along the movement direction of the jig in an inclined manner, and the inclined direction of the second inclined surface is opposite to that of the first inclined surface; the top end of the first inclined plane is provided with an inward sunken positioning groove, and the inner diameter of the positioning groove is not smaller than the outer diameter of the first roller.

Preferably, the blocking support is arranged on the side wall of the positioning sliding seat close to the movement direction of the jig and vertically extends upwards; the blocking column is arranged at the upper part of the blocking support and horizontally extends towards the opposite direction of the jig; when the jig moves linearly to the jig positioning mechanism, the blocking column blocks the jig carrier on the upper layer of the jig, the base on the lower layer of the jig continues to drive the first roller and the second roller to move along the first inclined surface and the second inclined surface of the first inclined ejecting block and the second inclined ejecting block respectively due to the inertia effect, the acting force of the first roller on the first inclined surface downwards compresses the positioning spring column to enable the first inclined ejecting block to descend, after the first roller slides downwards into the positioning groove when moving to the top end of the first inclined surface, the rebound force of the positioning spring column upwards pushes the first inclined ejecting block to move upwards, the first inclined ejecting block drives the second inclined ejecting block to upwards eject the second roller, the upward acting force of the second roller on the base overcomes the elasticity of the connecting spring to enable the base to be upwards lifted, the bottom of the base is separated from the conveying belt on one side of the conveying slide rail, and the transmission of the static friction force between the conveying belt and the base is disabled, and the distance between the base and the jig carrier is reduced, and the limit swinging block gradually rotates towards the horizontal direction.

The blocking and positioning process for the jig comprises the following process steps:

s1, blocking the jig: the jig on the conveying slide rail of the processing platform moves to the processing station, and the blocking column of the jig positioning mechanism abuts against the jig carrier seat on the upper layer of the jig, so that the jig carrier seat stops moving along the horizontal direction;

s2, sliding in the jig: after the jig carrier on the upper layer of the moving jig is blocked and stops moving in the step S1, the base on the lower layer of the jig continues to move forwards due to the inertia effect, the first roller of the jig slides upwards along the first inclined surface of the first inclined ejector block of the jig positioning mechanism, and meanwhile, the first inclined surface is pressed downwards to enable the positioning spring column of the jig positioning mechanism to compress downwards until the first roller slides into the positioning groove at the top of the first inclined surface, and the jig is limited by the positioning groove;

s3, jacking and conveying of the jig are disabled: when the first roller slides into the positioning groove in the step S2, the positioning spring column loses the downward pressure of the first roller and rebounds upward, and drives the second inclined ejector block of the jig positioning mechanism to ascend, the second inclined surface at the top of the second inclined ejector block upwards jacks the second roller of the jig, the second roller jacks the base of the jig, so that the base is separated from the surface of the conveyor belt at the side of the conveying slide rail, and the static friction force of the conveyor belt to the jig is driven to fail;

s4, jacking and buffering inside the jig: when the base of the jig is lifted and separated from the conveyor belt in the step S3, the connecting spring between the base of the jig and the jig carrier is compressed upwards, the distance between the base and the jig carrier is reduced, and the limiting swing block rotates and swings towards the horizontal direction;

s5, material assembly: after the jig is positioned and lifted upwards to be separated from the continuously moving conveyor belt in the step S4, the assembling mechanical arm outside the jig assembles the taken-out material on the processing base material loaded on the jig carrier seat until the material in the material tray is taken out;

s6, transferring the jig: after all the materials in the material tray are taken out in the step S5, the jig blocking mechanism releases the jig, the jig is pressed on the conveying belt again under the action of gravity, and the conveying belt drives the jig to move to a discharging station of the conveying slide rail;

s7, taking out and reloading the processed substrate: the jig in the step S6 takes out the processed substrates of the assembled materials at the feeding station, and reloads the processed substrates of the unassembled materials.

The utility model has the beneficial effects that:

the jig blocking and positioning device is independently developed and designed aiming at the defects and the defects in the prior art, adopts a flexible structure with adjustable double-layer spacing and horizontal relative positions, is matched with a jig positioning mechanism, effectively utilizes the inertia force in the movement process of the jig, realizes automatic blocking and groove limiting of the jig through lifting power, realizes automatic lifting of the jig through elastic force, and realizes transmission failure of the jig while positioning the jig.

The jig is designed to be of an upper and lower double-layer structure, the lower layer is a base, the upper layer is a jig carrier, the base and the jig carrier are connected through a connecting spring, side grooves are respectively formed in the side portions of the base and the jig carrier, the side grooves of the base and the jig carrier are arranged in the inclined direction, a limiting swing block is embedded between the side grooves of the base and the jig carrier, two ends of the limiting swing block are respectively rotatably connected into the side grooves, the connection between the base and the jig carrier is guaranteed through the limiting swing block, meanwhile, the connection realizes the adjustable state of the distance between the base and the jig carrier and the relative position of the base and the jig carrier in the horizontal direction, and meanwhile, the connecting spring is matched to form elastic support. One side of the base is connected with the sliding seat which is embedded on the conveying sliding rail, and the bottom of the base is provided with a belt contact layer so as to be in contact with the conveying belt on one side of the conveying sliding rail. In addition, the lateral part of base still is equipped with first gyro wheel and second gyro wheel at an interval, and first gyro wheel and second gyro wheel rotationally connect on the base lateral wall.

The jig positioning mechanism is designed aiming at the jig in the single-rail conveying mode and has the effects of blocking and positioning the jig which is driven by the static friction force of the conveying belt and conveyed linearly, and enabling the jig to be separated from the conveying belt upwards, so that the phenomenon that the conveying belt which still moves continuously rubs with the bottom of the jig after the jig blocks and stops moving is avoided, and the service lives of the jig and the conveying belt are influenced. The jig positioning mechanism takes the vertically arranged positioning support as a bearing structure, the whole jig positioning mechanism only comprises one power output component, namely the positioning air cylinder, the air cylinder drives the positioning slide seat to move up and down, the positioning air cylinder and the positioning slide seat are respectively vertically arranged on two sides of the positioning support in the structural design, and the output end of the positioning air cylinder and the positioning slide seat are connected through the positioning connecting block with the lower part penetrating through the positioning support, so that the space is effectively utilized, and the overall space occupancy rate is reduced. Particularly, the top of the positioning sliding seat is connected with a first inclined ejecting block through a vertically arranged positioning spring, and the internal stress of the positioning spring is greater than that of a connecting spring of the jig; the side wall of the first inclined ejecting block is connected with a second inclined ejecting block, and the end wall of the positioning sliding seat is connected with a blocking pillar; the top parts of the first inclined ejecting block and the second inclined ejecting block are respectively provided with a first inclined surface and a second inclined surface which have opposite inclined directions, wherein the top part of the first inclined surface is provided with a downward sunken positioning groove, and the width of the positioning groove is greater than the outer diameter of the first roller; the blocking support upwards extends to the upper portion of the first inclined ejector block in the vertical direction, and the blocking column which horizontally extends is arranged on the side wall, close to one side of the first inclined ejector block, of the upper portion of the blocking support. When the jig moves to the jig positioning mechanism, the blocking column blocks the jig carrier on the upper layer of the jig, the jig carrier stops moving, the lower base of the jig continues to move forwards due to inertia, the first roller slides upwards along the first inclined surface, the first inclined ejector block presses the positioning spring downwards until the first roller slides to the top of the first inclined surface, the first inclined ejector block falls downwards into the positioning groove, the first inclined ejector block loses the downward pressure of the first roller, the counter-elastic force of the positioning spring pushes the second inclined ejector block upwards, the second inclined surface on the top of the second inclined ejector block abuts against the second roller of the jig, and the second roller is lifted upwards, the second roller drives the base to overcome the internal stress of the connecting spring to move upwards, the bottom of the base is separated from the conveyor belt, and meanwhile, when the base moves upwards, the flexible connection of the limiting swing block enables the distance between the base and the jig carrier to be shortened. Through the structure design, the lifting of the jig is completed while the movement of the jig is blocked through one power output, so that the transmission between the jig and the conveyor belt is failed, and the assembly and the processing are facilitated.

Drawings

Fig. 1 is a schematic view of an assembly structure of a jig and a jig positioning mechanism according to the present invention.

FIG. 2 is a second schematic view of an assembly structure of the jig and the jig positioning mechanism of the present invention.

FIG. 3 is a third schematic view of an assembly structure of the jig and the jig positioning mechanism of the present invention.

FIG. 4 is a fourth schematic view of the assembly structure of the jig and the jig positioning mechanism of the present invention.

FIG. 5 is a fifth schematic view of the assembly structure of the jig and the jig positioning mechanism of the present invention.

Fig. 6 is a schematic three-dimensional structure of the jig of the present invention.

Fig. 7 is a second schematic perspective view of the jig of the present invention.

Fig. 8 is a third schematic perspective view of a jig according to the present invention.

Fig. 9 is a fourth schematic perspective view of the jig of the present invention.

Fig. 10 is a schematic perspective view of a jig positioning mechanism according to embodiment 1 of the present invention.

Fig. 11 is a second schematic perspective view of a fixture positioning mechanism according to embodiment 1 of the present invention.

Fig. 12 is a third schematic perspective view of a fixture positioning mechanism according to embodiment 1 of the present invention.

Fig. 13 is a fourth schematic perspective view of a jig positioning mechanism according to embodiment 1 of the present invention.

Fig. 14 is a schematic perspective view of a fixture positioning mechanism according to embodiment 2 of the present invention.

Fig. 15 is a second schematic perspective view of a fixture positioning mechanism according to embodiment 2 of the present invention.

Fig. 16 is a third schematic perspective view of a fixture positioning mechanism in embodiment 2 of the present invention.

Fig. 17 is a fourth schematic perspective view of a jig positioning mechanism according to embodiment 2 of the present invention.

Detailed Description

The utility model will be further described with reference to the accompanying drawings:

example 1: as shown in fig. 1 to 13, the technical solution adopted by the present invention is as follows: a jig blocking and positioning device comprises a jig 10 and a jig positioning mechanism 11, wherein the jig comprises a jig carrier seat and a base which are arranged at intervals up and down, the base is connected to a conveying slide rail in a sliding mode and tightly presses a conveying belt on one side of the conveying slide rail, and when the conveying belt moves forwards, the conveying belt drives a processing substrate to move between different processing stations of the conveying slide rail one by one through static friction force between the conveying belt and the jig; the jig positioning mechanism 11 is correspondingly arranged at the processing station, when the jig 10 moves to the processing station along the linear direction, the jig positioning mechanism 11 blocks the jig carrier seat, when the base at the lower layer continues to move forwards due to the inertia effect, the jig positioning mechanism 11 is pressed downwards for positioning, and after the base is embedded into the downward sunken groove of the jig positioning mechanism 11, the base of the jig 10 is pushed upwards by the internal elasticity of the jig positioning mechanism 11, so that the base is separated from the conveying belt, and the material is assembled on the processing substrate clamped on the jig carrier.

The jig 10 comprises a base 101, a jig carrier 102, a connecting spring 104, a limit swing block 103, a first roller 105, a second roller 106 and a sliding seat 107, wherein the jig carrier 102 and the base 101 are arranged at an interval from top to bottom; the connecting spring 104 is disposed between the base 101 and the jig mount 102.

The side walls of the base 101 and the jig carrier 102 are respectively provided with at least two inwardly recessed side grooves, the side grooves of the base 101 and the jig carrier 102 are correspondingly arranged from bottom to top in an inclined manner, and the side grooves of the base 101 horizontally extend along the side direction of the base 101; the number of the limiting swing blocks 103 is at least two, the limiting swing blocks 103 are embedded between the side grooves of the base 101 and the jig carrier 102, and the upper end and the lower end of each limiting swing block 103 are rotatably disposed in the side grooves of the base 101 and the jig carrier 102 respectively.

The first roller 105 and the second roller 106 are disposed on the sidewall of the base 101 at an interval along a direction opposite to the jig 10, and are respectively rotatably connected with the sidewall of the base 101.

The slide 107 sets up in the bottom of base 101, and slide 107 slidable inlays to be established on the conveying slide rail, and the bottom of base 101 compresses tightly the conveyer belt that conveying slide rail one side set up, and the conveyer belt drives the tool through stiction and follows conveying slide rail linear motion to it is spacing through conveying slide rail direction.

The jig positioning mechanism 11 comprises a positioning support 111, a positioning cylinder 112, a positioning slide carriage 113, a positioning connecting block 114, a positioning spring column 115, a first inclined jacking block 116, a second inclined jacking block 117, a blocking support 118 and a blocking column 119, wherein the positioning support 111 is vertically arranged on the side part of the conveying slide rail; the positioning cylinder 112 is vertically arranged at one side of the positioning support 111, and the output end is arranged downwards; the positioning slide 113 is slidably connected to the other side wall of the positioning support 111 along the vertical direction; one end of the positioning connecting block 114 is connected to the output end of the positioning cylinder 112, the other end of the positioning connecting block 114 passes through the positioning support 111 and horizontally extends to the other side of the positioning support 111, and is connected with the positioning sliding base 113, and the positioning cylinder 112 drives the positioning sliding base 113 to move up and down through the positioning connecting block 114.

The positioning spring column 115 is vertically arranged, and the lower end of the positioning spring column 115 is connected to the positioning slide carriage 113 and vertically extends upwards.

The first inclined ejecting block 116 and the second inclined ejecting block 117 are arranged at the top of the positioning sliding base 113, and the first inclined ejecting block 116 is vertically connected to the upper end of the positioning spring column 115; the second inclined ejecting block 117 is connected to the side wall of the first inclined ejecting block 116, and the tops of the first inclined ejecting block 116 and the second inclined ejecting block 117 are respectively provided with a first inclined surface and a second inclined surface, the first inclined surface extends upwards in an inclined manner along the movement direction of the jig 10, and the inclined direction of the second inclined surface is opposite to that of the first inclined surface; the top end of the first inclined plane is provided with an inward concave positioning groove, and the inner diameter of the positioning groove is not smaller than the outer diameter of the first roller 105.

The blocking support 118 is arranged on the side wall of the positioning slide carriage 113 close to the movement direction of the jig 10 and extends vertically upwards; the blocking column 119 is disposed on the upper portion of the blocking support 118 and horizontally extends toward the opposite direction of the fixture 10; when the jig 10 moves linearly to the jig positioning mechanism 11, the blocking column 119 blocks the jig carrier 102 on the upper layer of the jig, due to the inertia effect, the base 101 on the lower layer of the jig continues to drive the first roller 105 and the second roller 106 to move along the first inclined surface and the second inclined surface of the first inclined ejecting block 116 and the second inclined ejecting block 117, respectively, the acting force of the first roller 105 on the first inclined surface downwardly compresses the positioning spring column 115, so that the first inclined ejecting block 116 descends, until the first roller 105 moves to the top end of the first inclined surface and slides downwardly into the positioning groove, the counter-elastic force of the positioning spring column 115 upwardly pushes the first inclined ejecting block 116 to move upwardly, the first inclined ejecting block 116 drives the second inclined ejecting block 117 to upwardly eject the second roller 106, the upward acting force of the base 101 by the second roller 106 overcomes the elastic force of the connecting spring 104, so that the base 101 is upwardly lifted, and the bottom of the base 101 is separated from the conveyor belt on one side of the conveying slide rail, the transmission of the static friction force between the conveyor belt and the base 101 is disabled, the distance between the base 101 and the jig carrier 102 is reduced, and the limit swing block 103 gradually rotates in the horizontal direction.

Example 2: as shown in fig. 1 to 9 and 14 to 17, which are schematic diagrams of embodiment 2 of the present invention, the present embodiment is different from embodiment 1 in that a jig positioning mechanism is designed alternatively; the jig positioning mechanism 11 of this embodiment includes a positioning support 111, a positioning cylinder 112, a positioning slide 113, a positioning connection block 114, a positioning spring column 115, a first inclined top block 116, a second inclined top block 117, a stop block 121, and a recessed groove 120, wherein the positioning support 111 is vertically disposed on a side portion of the conveying slide 9; the positioning cylinder 112 is vertically arranged at one side of the positioning support 111, and the output end is arranged downwards; the positioning slide 113 is slidably connected to the other side wall of the positioning support 111 along the vertical direction; one end of the positioning connecting block 114 is connected to the output end of the positioning cylinder 112, the other end of the positioning connecting block 114 passes through the positioning support 111 and horizontally extends to the other side of the positioning support 111, and is connected with the positioning sliding base 113, and the positioning cylinder 112 drives the positioning sliding base 113 to move up and down through the positioning connecting block 114. The top of the positioning sliding base 113 is connected with a jacking base through a positioning spring column 115 which is vertically arranged. One side of the jacking seat extends outwards to form a first inclined jacking block 116, and the top surface of the first inclined jacking block 116 is provided with a first inclined surface; a second inclined ejecting block 117 is arranged on the outer side wall of the ejecting seat, a second inclined surface is arranged at the top of the second inclined ejecting block 117, the first inclined surface extends upwards in an inclined mode along the moving direction of the jig 10, and the inclined direction of the second inclined surface is opposite to that of the first inclined surface; the top end of the first inclined plane is provided with an inward sunken concave groove 120, and the concave groove 120 is far away from the inner side wall of the first inclined plane and vertically extends upwards; the blocking piece 121 is vertically disposed on the inner sidewall of the concave groove 120 away from the first inclined surface, and vertically extends upward to protrude out of the concave groove.

When the jig 10 moves linearly to the jig positioning mechanism 11, the upwardly extending stopper 121 stops the jig carrier 102 on the upper layer of the jig, due to the inertia, the base 101 on the lower layer of the jig continues to drive the first roller 105 and the second roller 106 to move along the first inclined surface and the second inclined surface of the first inclined top block 116 and the second inclined top block 117, respectively, the acting force of the first roller 105 on the first inclined surface downwardly compresses the positioning spring column 115, so that the whole jacking seat descends, until the first roller 105 moves to the top end of the first inclined surface and slides downwardly into the recessed groove 120, the counter-elastic force of the positioning spring column 115 upwardly pushes the jacking seat to move upwardly, the jacking seat drives the second inclined top block 117 to jack up the second roller 106, the upward acting force of the second roller 106 on the base 101 overcomes the elastic force of the connecting spring 104 to lift the base 101 upwardly, so that the bottom of the base 101 is separated from the conveyor belt on one side of the conveying slide rail, the transmission of the static friction force between the conveyor belt and the base 101 is disabled, the distance between the base 101 and the jig carrier 102 is reduced, and the limit swing block 103 gradually rotates in the horizontal direction.

Further, the utility model designs a jig adopting a flexible structure with adjustable double-layer spacing and horizontal relative positions, and the jig blocking and positioning device is matched with a jig positioning mechanism, effectively utilizes the inertia force in the movement process of the jig, realizes automatic blocking and groove limiting of the jig through lifting power, realizes automatic lifting of the jig through elastic force, and realizes transmission failure of the jig while positioning the jig. The jig is designed to be of an upper and lower double-layer structure, the lower layer is a base, the upper layer is a jig carrier, the base and the jig carrier are connected through a connecting spring, side grooves are respectively formed in the side portions of the base and the jig carrier, the side grooves of the base and the jig carrier are arranged in the inclined direction, a limiting swing block is embedded between the side grooves of the base and the jig carrier, two ends of the limiting swing block are respectively rotatably connected into the side grooves, the connection between the base and the jig carrier is guaranteed through the limiting swing block, meanwhile, the connection realizes the adjustable state of the distance between the base and the jig carrier and the relative position of the base and the jig carrier in the horizontal direction, and meanwhile, the connecting spring is matched to form elastic support. One side of the base is connected with the sliding seat which is embedded on the conveying sliding rail, and the bottom of the base is provided with a belt contact layer so as to be in contact with the conveying belt on one side of the conveying sliding rail. In addition, the lateral part of base still is equipped with first gyro wheel and second gyro wheel at an interval, and first gyro wheel and second gyro wheel rotationally connect on the base lateral wall. The jig positioning mechanism is designed aiming at the jig in the single-rail conveying mode and has the effects of blocking and positioning the jig which is driven by the static friction force of the conveying belt and conveyed linearly, and enabling the jig to be separated from the conveying belt upwards, so that the phenomenon that the conveying belt which still moves continuously rubs with the bottom of the jig after the jig blocks and stops moving is avoided, and the service lives of the jig and the conveying belt are influenced. The jig positioning mechanism takes the vertically arranged positioning support as a bearing structure, the whole jig positioning mechanism only comprises one power output component, namely the positioning air cylinder, the air cylinder drives the positioning slide seat to move up and down, the positioning air cylinder and the positioning slide seat are respectively vertically arranged on two sides of the positioning support in the structural design, and the output end of the positioning air cylinder and the positioning slide seat are connected through the positioning connecting block with the lower part penetrating through the positioning support, so that the space is effectively utilized, and the overall space occupancy rate is reduced. Particularly, the top of the positioning sliding seat is connected with a first inclined ejecting block through a vertically arranged positioning spring, and the internal stress of the positioning spring is greater than that of a connecting spring of the jig; the side wall of the first inclined ejecting block is connected with a second inclined ejecting block, and the end wall of the positioning sliding seat is connected with a blocking pillar; the top parts of the first oblique ejecting block and the second oblique ejecting block are respectively provided with a first inclined plane and a second inclined plane with opposite inclined directions, wherein the top part of the first inclined plane is provided with a positioning groove which is sunken downwards, and the width of the positioning groove is larger than the outer diameter of the first roller; the blocking support upwards extends to the upper portion of the first inclined ejector block in the vertical direction, and the blocking column which horizontally extends is arranged on the side wall, close to one side of the first inclined ejector block, of the upper portion of the blocking support. When the jig moves to the jig positioning mechanism, the blocking column blocks the jig carrier on the upper layer of the jig, the jig carrier stops moving, the lower base of the jig continues to move forwards due to inertia, the first roller slides upwards along the first inclined surface, the first inclined ejector block presses the positioning spring downwards until the first roller slides to the top of the first inclined surface, the first inclined ejector block falls downwards into the positioning groove, the first inclined ejector block loses the downward pressure of the first roller, the counter-elastic force of the positioning spring pushes the second inclined ejector block upwards, the second inclined surface on the top of the second inclined ejector block abuts against the second roller of the jig, and the second roller is lifted upwards, the second roller drives the base to overcome the internal stress of the connecting spring to move upwards, the bottom of the base is separated from the conveyor belt, and meanwhile, when the base moves upwards, the flexible connection of the limiting swing block enables the distance between the base and the jig carrier to be shortened. Through the structure design, the lifting of the jig is completed while the movement of the jig is blocked through one power output, so that the transmission between the jig and the conveyor belt is failed, and the assembly and the processing are facilitated.

The embodiments of the present invention are merely illustrative of specific embodiments thereof, and are not intended to limit the scope thereof. Since the present invention can be modified by a person skilled in the art, the present invention is not limited to the embodiments described above.

Claims

1. The utility model provides a tool blocks positioner which characterized in that: the jig comprises a jig (10) and a jig positioning mechanism (11), wherein the jig (10) comprises a jig carrier seat and a base which are arranged at an interval from top to bottom, the base is slidably connected to a conveying slide rail and tightly presses a conveying belt on one side of the conveying slide rail, and when the conveying belt moves forwards, the conveying belt drives the jig to drive a processing substrate to move between different processing stations of the conveying slide rail one by one through static friction between the conveying belt and the jig; the jig positioning mechanism (11) is correspondingly arranged at the processing station, when the jig (10) moves to the processing station along the linear direction, the jig positioning mechanism (11) blocks the jig carrier seat, when the lower-layer base moves forwards continuously due to the inertia effect, the jig positioning mechanism (11) is pressed downwards for positioning, and after the base is embedded into the downward sunken groove of the jig positioning mechanism (11), the base of the jig (10) is pushed upwards by the internal elasticity of the jig positioning mechanism (11), so that the base is separated from the conveying belt, and the material is assembled on the processing base material clamped on the jig carrier.

2. The fixture blocking and positioning device of claim 1, wherein: the jig (10) comprises a base (101), a jig carrying seat (102), a connecting spring (104), a limiting swing block (103), a first roller (105), a second roller (106) and a sliding seat (107), wherein the jig carrying seat (102) and the base (101) are arranged at an interval from top to bottom; the connecting spring (104) is arranged between the base (101) and the jig carrier (102).

3. The fixture blocking and positioning device of claim 2, wherein: the side walls of the base (101) and the jig carrying seat (102) are respectively provided with at least two inwards recessed side grooves, the base (101) and the side grooves of the jig carrying seat (102) are correspondingly arranged from bottom to top in an inclined manner, and the side grooves of the base (101) horizontally extend along the side direction of the base (101); the limiting swing blocks (103) comprise at least two, the limiting swing blocks (103) are embedded between the base (101) and the side grooves of the jig carrier seat (102), and the upper end and the lower end of each limiting swing block (103) are respectively and rotatably arranged in the side grooves of the base (101) and the jig carrier seat (102).

4. The fixture blocking and positioning device of claim 3, wherein: the first roller (105) and the second roller (106) are arranged on the side wall of the base (101) at intervals along the direction opposite to the jig (10) and are respectively and rotatably connected with the side wall of the base (101).

5. The fixture blocking and positioning device of claim 4, wherein: slide (107) set up in the bottom of base (101), slide (107) inlay to establish on the conveying slide rail slidable, the bottom of base (101) compresses tightly the conveyer belt that conveying slide rail one side set up, the conveyer belt drives tool along conveying slide rail linear motion through stiction to it is spacing to lead through conveying slide rail.

6. The fixture blocking and positioning device of claim 5, wherein: the jig positioning mechanism (11) comprises a positioning support (111), a positioning cylinder (112), a positioning sliding seat (113), a positioning connecting block (114), a positioning spring column (115), a first inclined ejector block (116), a second inclined ejector block (117), a blocking support (118) and a blocking column (119), wherein the positioning support (111) is vertically arranged on the side part of the conveying slide rail; the positioning cylinder (112) is vertically arranged on one side of the positioning support (111), and the output end of the positioning cylinder is arranged downwards; the positioning sliding seat (113) is connected to the other side wall of the positioning support (111) in a sliding manner along the vertical direction; one end of the positioning connecting block (114) is connected to the output end of the positioning air cylinder (112), the other end of the positioning connecting block (114) penetrates through the positioning support (111) to horizontally extend to the other side of the positioning support (111) and is connected with the positioning sliding seat (113), and the positioning air cylinder (112) drives the positioning sliding seat (113) to move up and down through the positioning connecting block (114).

7. The fixture blocking and positioning device of claim 6, wherein: the positioning spring column (115) is vertically arranged, and the lower end of the positioning spring column (115) is connected to the positioning sliding seat (113) and vertically extends upwards.

8. The fixture blocking and positioning device of claim 6, wherein: the first inclined ejecting block (116) and the second inclined ejecting block (117) are arranged at the top of the positioning sliding seat (113), and the first inclined ejecting block (116) is vertically connected to the upper end of the positioning spring column (115); the second inclined ejecting block (117) is connected with the side wall of the first inclined ejecting block (116), the tops of the first inclined ejecting block (116) and the second inclined ejecting block (117) are respectively provided with a first inclined surface and a second inclined surface, the first inclined surface extends upwards in an inclined mode along the movement direction of the jig (10), and the inclined direction of the second inclined surface is opposite to that of the first inclined surface; the top end of the first inclined plane is provided with an inward concave positioning groove, and the inner diameter of the positioning groove is not smaller than the outer diameter of the first roller (105).

9. The fixture blocking and positioning device of claim 6, wherein: the blocking support (118) is arranged on the side wall of the positioning sliding seat (113) close to the movement direction of the jig (10) and vertically extends upwards; the blocking column (119) is arranged at the upper part of the blocking support (118) and horizontally extends towards the opposite direction of the jig (10); when the jig (10) moves linearly to the jig positioning mechanism (11), the blocking column (119) blocks the jig carrier (102) on the upper layer of the jig, due to the inertia effect, the base (101) on the lower layer of the jig continues to drive the first roller (105) and the second roller (106) to move along the first inclined surface and the second inclined surface of the first inclined ejecting block (116) and the second inclined surface of the second inclined ejecting block (117), the acting force of the first roller (105) on the first inclined surface downwards compresses the positioning spring column (115) to enable the first inclined ejecting block (116) to descend, until the first roller (105) moves to the top end of the first inclined surface and slides downwards into the positioning groove, the counter-elastic force of the positioning spring column (115) upwards pushes the first inclined ejecting block (116) to move upwards, the first inclined ejecting block (116) drives the second inclined ejecting block (117) to upwards jack the second roller (106), the upward acting force of the second roller (106) on the base (101) overcomes the elastic force of the connecting spring (104) to lift the base (101) upwards to enable the base (101) to lift up, the bottom of the base (101) is separated from the conveyor belt on one side of the conveying slide rail, so that the transmission of static friction between the conveyor belt and the base (101) is disabled, the distance between the base (101) and the jig carrier seat (102) is reduced, and the limiting swing block (103) gradually rotates towards the horizontal direction.