CN209968934U - Alternate row changing device of static tester - Google Patents

Abstract

The utility model discloses an alternative device of changing rows of static test machine, including test fixture, transport assembly, fix power unit, horizontal sliding installation below the installation department on carrying the panel and reach push away on the transport fixture of centre gripping product press from both sides device and installation with push away and press from both sides the device of pulling on pressing from both sides the device push pedal, power unit is including connecting the drive mechanism of motor and test axle one through the hold-in range, connecting in the drive mechanism of test axle one and test axle two through gear drive and being located the test axle one and pulling on the clamp sheave, test fixture open and shut the sheave and being located the test axle two on the groove sheave to and can drive through mechanisms such as groove wheel drive rocking arm, connecting rod respectively pull and press from both sides the device and make horizontal slip, push away and press from both sides the device and do opposite direction horizontal slip, test fixture device and do up-and-. The utility model discloses the whole operation process of the device of changing rows in turn does not have logic control, and it is more stable, efficient to change rows.

Description

Alternate row changing device of static tester

Technical Field

The utility model relates to a mechanical equipment, specific saying so relates to a static test machine's device of changing rows in turn.

Background

The electronic components are required to be tested and sorted after being manufactured, the whole process is very important in the whole product industry, and the key is mainly used for ensuring the quality of products to customers. At present, manufacturers mostly adopt manual testing and flow type automatic testing, and the manual testing has the advantages of accurate testing, low testing efficiency and high cost. The flow type automatic test has the advantages of high test efficiency, low defect test accuracy and high misjudgment. Based on two advantages are synthesized, the feeding mechanism and the material changing device for testing clamping become the key for realizing static automatic flow test, the device realizes a simple, efficient and stable changing and testing mechanism, ensures that each product has the same charging and testing time to the maximum extent, improves the effect, the testing accuracy and the production efficiency, and reduces the cost.

SUMMERY OF THE UTILITY MODEL

To the not enough among the prior art, the to-be-solved technical problem of the utility model lies in providing a static test machine's the device of changing rows in turn, this device of changing rows in turn can effectual solution trade expect that in-process signal interference, misjudgement, power supply are unstable, the maloperation, the problem of hitting machine, curved foot and falling the material that sudden factors such as outage arouse.

In order to solve the technical problem, the utility model discloses a following scheme realizes: an alternate permuting device of a static test machine, comprising:

the clamp pushing device comprises a clamp pushing plate, a clamp pushing limiting assembly arranged on one side of the clamp pushing plate, an upper double-sliding-rail mechanism and a lower double-sliding-rail mechanism, wherein the upper double-sliding-rail mechanism and the lower double-sliding-rail mechanism are arranged on the upper side surface and the lower bottom surface of the clamp pushing plate;

the conveying mechanism is provided with a clamping device which is used for clamping a product and can drive the product to do directional intermittent movement, and a plurality of clamp mounting plates which are arranged in a row and one side of each clamp mounting plate is arranged in an upper sliding chute and a lower sliding chute on the push-clamp limiting assembly;

the clamping device is arranged on the surface of the push clamping plate through an upper double-sliding-rail mechanism and can move along the upper double-sliding-rail mechanism, and a clamping pull rod assembly capable of clamping the tail part of a movable shaft on the clamping device is arranged on the clamping device;

the static test fixture is positioned opposite to the conveying mechanism, clamping parts on the static test fixture correspond to the clamping devices on the conveying mechanism one by one and are arranged oppositely, and a lifting structure is arranged on the static test fixture and moves up and down through the lifting structure;

the product clamping opening and closing device is arranged on the side part of the static test fixture and is connected with the lifting structure on the static test fixture;

the power mechanism is arranged on the lower end face of the push clamp plate, a driving part of the power mechanism is connected with the product clamping opening and closing device through a rocker arm assembly, the power mechanism drives the rocker arm assembly to enable the product clamping opening and closing device to drive the clamping part on the static test fixture to move up and down, and a driving part on the other side of the power mechanism drives the pull clamp device to move along the upper double-sliding-rail mechanism.

Further, a pushing clamping plate on the pushing clamping device is a convex plate, and a pushing clamping limiting assembly is mounted on the surface of the convex wide part of the pushing clamping device;

the push-clamp limiting assembly comprises two right-angle U-shaped blocks and two push-clamp limiting rods, the two right-angle U-shaped blocks are respectively arranged on two sides of the surface of the convex wide part of the push-clamp plate, the mouth parts of the two right-angle U-shaped blocks face the clamping side, the push-clamp limiting rods are fixedly arranged between the lateral upper end parts and the lateral lower end parts of the two right-angle U-shaped blocks, and sliding grooves are formed in opposite side surfaces of the two push-clamp limiting rods;

an upper double-sliding-rail mechanism is fixed on the upper end surface of the narrow part of the push clamp plate, the upper double-sliding-rail mechanism comprises two parallel first sliding rails and a first sliding block arranged on the first sliding rails, and a sliding hole is formed in a plate body of the push clamp plate between the two parallel first sliding rails;

push away the narrow portion of splint under the terminal surface be fixed with down two slide rail mechanism, two slide rail mechanisms include two second slide rails and set up the second slider on the second slide rail down, the second slider is fixed push away the both sides edge of terminal surface under the narrow portion of splint.

Furthermore, two front and rear displacement sensors are arranged on the upper end face of the narrow part of the push clamping plate, and the distance between the two front and rear displacement sensors of the pull clamping device is enabled to move through the two front and rear displacement sensors.

Further, a plurality of clamping devices on the conveying mechanism are arranged in a row;

the clamping device comprises a clamp mounting plate and a product jacking mechanism, the clamp mounting plate is a plate body, the upper end and the lower end of the plate body are bent by 90 degrees at the same side to form a U-shaped body, a hole is formed in the middle of the plate body of the clamp mounting plate, and the product jacking mechanism is mounted on the hole;

the product jacking mechanism comprises a U-shaped clamp body, a spring and a movable shaft, wherein the U-shaped clamp body is fixed on a hole of a clamp mounting plate through a shaft sleeve, the movable shaft penetrates through the shaft sleeve and is sleeved with the spring, a disc body is arranged at the front end of the movable shaft and is used for jacking a product, one end of the spring is propped against the annular surface of the disc body, the other end of the spring is propped against the plate surface of the clamp mounting plate, and a clamping stop ring is arranged at one end of the movable shaft, which faces to a pulling and clamping device;

the upper end and the lower end of the clamp mounting plate are arranged in an upper sliding chute and a lower sliding chute on the push clamp limiting assembly;

and a stop block used for stopping the product is arranged at the outer end clamping opening of the movable shaft.

Furthermore, the clamping device comprises a movable plate and a clamping rod assembly, the left side and the right side of the lower end of the movable plate are connected with two first sliding blocks on the upper double-sliding-rail mechanism, the front side of the upper end surface of the movable plate is connected with a connecting block, and the clamping rod assembly is installed at the notches of the upper end and the lower end of the connecting block;

the pull clamping rod assembly comprises an upper clamping plate, a lower clamping plate, two supporting columns and two pull clamping rods, the upper clamping plate and the lower clamping plate are respectively installed at the notches at the upper end and the lower end of the connecting block, the upper clamping plate and the lower clamping plate are parallel, the two supporting columns are fixed at the rear side corner between the upper clamping plate and the lower clamping plate, the pull clamping rods are respectively fixed on the opposite surfaces of the front sides of the upper clamping plate and the lower clamping plate, and the outer side edges of the opposite surfaces of the two pull clamping rods are upwards protruded to form opposite clamping strips;

the tail part of the movable shaft is arranged in the holding strip between the two pull holding rods;

the lower end face of the pull clamping rod assembly is vertically connected with a fixing block, the fixing block is arranged on the upper end face of the push clamping plate, a first rocker arm is connected to the side of the fixing block, and the first rocker arm penetrates through a sliding hole in the plate body of the push clamping plate and is connected with a power mechanism.

Further, the static test fixture comprises two groups of clamping parts, a lifting mechanism, an upper test plate, a fixed test fixture plate, a lower test plate and a sliding positioning plate;

the two groups of clamping parts comprise a lower testing clamp and an upper testing clamp, the lower testing clamp is arranged below the upper testing clamp, a partition board for separating pins is arranged on the lower testing clamp and the upper testing clamp, an upper clamping block and a lower clamping block are arranged on the upper side and the lower side of the partition board, the upper clamping block and the lower clamping block are both provided with testing terminals, the rear ends of the upper clamping block and the lower clamping block are connected with a rotating arm capable of pressing the upper clamping block and the lower clamping block towards the partition board, the rotating arm is sleeved on a clamping shaft lever, one end of the clamping shaft lever is connected with a product clamping opening and closing device, and the product clamping opening and closing device drives the clamping shaft lever to rotate so as to enable the upper clamping block and the lower clamping block to integrally swing;

the connecting end of the opening and clamping shaft lever and the product clamping opening and closing device is arranged into a straight structure;

the upper test board is arranged at the top of the static test fixture, an uplink test terminal column is arranged on the upper test board, the lower test board is arranged at the lower end of the static test fixture, a downlink test terminal column is arranged on the lower test board, the fixed test fixture board is arranged between the upper test board and the lower test board, and contact contacts for contacting the uplink test terminal column and the downlink test terminal column are arranged at the upper end and the lower end of the fixed test fixture board;

the lower test fixture and the upper test fixture are fixed on the front side of the sliding positioning plate, a lifting mechanism connecting block is mounted on the lower portion of the plate body of the sliding positioning plate and connected with a lifting mechanism, the sliding positioning plate is vertically arranged, the upper end and the lower end of the sliding positioning plate are respectively vertically connected with an upper test plate and a lower test plate, the rear sides of the upper test plate and the lower test plate are fixed through a rear supporting plate, a fixed test fixture plate is fixed on two test fixture fixing seats, the two test fixture fixing seats are respectively arranged on two sides of the fixed test fixture plate, and an upper induction displacement inductor and a lower induction displacement inductor for inducing whether the test fixture is lifted in place are mounted on one test fixture;

the test terminals on the lower test fixture and the upper test fixture are connected with the test circuit on the fixed test fixture plate through flexible flat cables;

the lower test fixture, the upper test fixture, the sliding positioning plate and the rear supporting plate form an integral assembly structure, and the integral assembly structure is driven by the lifting mechanism to ascend or descend, so that a contact of a fixed test fixture plate inside the integral assembly structure is in contact with the ascending test terminal column or the descending test terminal column.

Furthermore, elevating system includes second rocking arm, first connecting rod, the one end coupling of first connecting rod is in on the elevating system connecting block, the one end of its other end coupling second rocking arm, the other end coupling of second rocking arm in the discoid non-center department of first sheave on power unit, be provided with the coupling hole on its body of rod, it connects a first fixed plate of putting vertically through the coupling hole coupling, the second rocking arm is driven by power unit, and it uses the axial region of coupling hole department as the fulcrum swing, drives after its swing first connecting rod rises or descends.

Furthermore, the product clamping and opening device comprises an L-shaped mounting plate and an opening and clamping shaft, the L-shaped mounting plate is mounted on one side of the static test fixture and provided with an opening and clamping shaft mounting hole, the opening and clamping shaft mounting hole is provided with an opening and clamping shaft, the opening and clamping shaft can rotate in the opening and clamping shaft mounting hole, one end of the opening and clamping shaft facing the static test fixture is provided with a linear clamping opening, the linear clamping opening is connected with one end of a second connecting rod through a rotating arm, the second connecting rod can drive the opening and clamping shaft to rotate through the rotating arm, the other end of the second connecting rod is in shaft connection with a third grooved wheel, the other end of the third grooved wheel is connected with the non-center position of the disk surface of the second grooved wheel on the power mechanism, a shaft connecting hole is arranged on the rod body of the third grooved wheel, the shaft connecting hole is in shaft connection with a vertically arranged second fixing plate, the third grooved wheel is driven by, the second connecting rod is driven to swing after swinging, and the second connecting rod drives the opening clamping shaft to rotate.

Furthermore, the power mechanism comprises a gear set and a driving part;

the driving part is a motor, the motor is fixed on the lower end surface of the push clamp plate and is connected with a first rotating shaft through a synchronous belt wheel, the motor drives the first rotating shaft to rotate through the synchronous belt wheel, one end part of the first rotating shaft is connected with a gear set, and a second grooved wheel is fixed on a shaft body of the first rotating shaft;

the first rotating shaft is connected to the two support plates, an upper mounting hole and a lower mounting hole are formed in the plate body of each support plate between the two support plates of the gear set, the first rotating shaft is arranged on the two mounting holes in the upper sides of the two support plates, and a second rotating shaft is arranged between the two mounting holes in the lower sides of the two support plates;

the gear set comprises a driving gear and a driven gear, the driving gear is meshed with the driven gear, the driving gear is fixed on the first rotating shaft, the driven gear is fixed on the second rotating shaft, a first grooved pulley is further fixed on a shaft body of the second rotating shaft, the first grooved pulley rotates along with the second rotating shaft, and the second rotating shaft rotates along with the driven gear;

the first rotating shaft is further fixedly provided with a third grooved wheel, the side face of the third grooved wheel is coupled with one end of a first rocker arm, the middle part of the first rocker arm is provided with a coupling hole, the coupling hole is coupled with a T-shaped fixed block, the T-shaped fixed block is fixed, the first rotating shaft drives the third grooved wheel to rotate in a reciprocating mode, the third grooved wheel drives the first rocker arm to swing along the shaft at the coupling hole, the other end of the first rocker arm drives the fixed block to move back and forth, and the fixed block drives the movable plate to move back and forth.

Furthermore, a positioning signal trigger circuit module is further arranged on the first rotating shaft, and the positioning signal trigger circuit module is in signal connection with the motor and triggers or drives the motor to work or stop.

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

1. the utility model discloses a control operation, installation operation and debugging easy operation of device are permuted in turn, according to the sheave key position location can, do not need outside displacement signal and complicated logic control can accomplish, the utility model discloses it is good, efficient that the action antithetical couplet of permuting of device is permuted in turn inertia.

2. The utility model discloses an exchange and replace the effectual solution of arranging device and expect that the in-process suddenly cuts off the power supply, maloperation, signal interfere the interference that unusual scheduling problem caused, fall the product, hit the machine, scrape phenomenons such as curved pin, whole process does not have logic control simultaneously, and the permutation is more stable, efficient.

3. The utility model discloses the reloading in-process of device is arranged in turn, owing to draw double-layered device, push away double-layered device, the product centre gripping device that opens and shuts and test fixture reciprocates the device and can both accomplish the action of assigned position at sheave pivoted process, therefore, after test centre gripping device centre gripping that opens and shuts, push away and press from both sides the device and can separate the product well with pushing away when unclamping the product on the ageing anchor clamps with pressing from both sides the device, thereby make the process of reloading more succinct link up, can not produce the interference, fall the product, hit the machine, scrape phenomenons such as curved pin, only a positioning signal control of while one cycle, it is fast to arrange, high efficiency.

Drawings

Fig. 1 is an exploded perspective view of the material changer of the static testing machine of the present invention.

Fig. 2 is a perspective assembly view of the material changer of the static testing machine of the present invention.

Fig. 3 is a left side view of fig. 1.

Fig. 4 is a perspective front view of the changer of the static test machine of the present invention.

Fig. 5 is a cross-sectional view of the fig. 4 replacement process.

Fig. 6 is a top view of fig. 3.

FIG. 7 is an enlarged view of section I of FIG. 5 showing the product state of the line feed process.

Fig. 8 is a schematic view of the test method enlarged by section ii in fig. 5.

Fig. 9 is a test clamping state view of the section iii in fig. 3, with the clamping state on the left and the unclamping state on the right.

Fig. 10 is a drawing, clamping and pushing view of the changer of the static testing machine of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Embodiment 1, the utility model discloses a specific structure as follows:

referring to fig. 1-10, the present invention provides an alternate changing device for a static testing machine, comprising:

the clamp pushing device 200 comprises a clamp pushing plate 123, a clamp pushing limit assembly arranged on one side of the clamp pushing plate 123, an upper double-slide rail mechanism and a lower double-slide rail mechanism which are arranged on the upper side surface and the lower bottom surface of the clamp pushing plate 123, and the clamp pushing limit assembly is provided with an upper sliding chute and a lower sliding chute;

the conveying mechanism 300 is provided with a clamping device which is used for clamping a product and can drive the product to do directional intermittent movement, and a plurality of clamp mounting plates which are arranged in a row and one side of each clamp mounting plate is arranged in an upper sliding groove and a lower sliding groove on the push-clamp limiting assembly;

the clamping device 100 is arranged on the surface of the push clamp plate 123 through an upper double-slide rail mechanism, can move along the upper double-slide rail mechanism, and is provided with a clamping rod assembly capable of clamping the tail part of a movable shaft 132 on the clamping device;

the static test fixture 400 is positioned opposite to the conveying mechanism 300, clamping parts on the static test fixture 400 correspond to clamping devices on the conveying mechanism 300 one by one and are arranged oppositely, and a lifting structure is arranged on the static test fixture 400 and moves up and down through the lifting structure;

the product clamping opening and closing device 500 is arranged at the side part of the static test fixture 400 and is connected with the lifting structure on the static test fixture 400;

the power mechanism 600 is disposed on the lower end surface of the push plate 123, a driving portion of the power mechanism is connected to the product clamping opening and closing device 500 through a rocker arm assembly, the power mechanism 600 drives the rocker arm assembly to enable the product clamping opening and closing device 500 to drive the clamping portion of the static test fixture 400 to move up and down, and a driving portion on the other side of the power mechanism drives the pull-clamping device 100 to move along the upper double-slide-rail mechanism.

A preferred technical solution of this embodiment: the push clamp plate 123 on the push clamp device 200 is a convex plate, and a push clamp limiting component is mounted on the plate surface of the convex wide part of the push clamp device;

the push clamp limiting assembly comprises two right-angle U-shaped blocks and two push clamp limiting rods 124, the two right-angle U-shaped blocks are respectively arranged on two sides of the surface of the convex wide part of the push clamp plate 123, the mouth parts of the two right-angle U-shaped blocks face the clamping side, the push clamp limiting rods 124 are fixedly arranged between the lateral upper end parts and the lateral lower end parts of the two right-angle U-shaped blocks, and the opposite side surfaces of the two push clamp limiting rods 124 are respectively provided with a sliding groove;

an upper double-slide-rail mechanism is fixed on the upper end surface of the narrow part of the push clamp plate 123, the upper double-slide-rail mechanism comprises two parallel first slide rails 101 and a first slide block arranged on the first slide rails 101, and a slide hole is formed in a push clamp plate body between the two parallel first slide rails 101;

push away the narrow portion of splint 123 under the terminal surface be fixed with down two slide rail mechanism, two slide rail mechanisms include two second slide rails 121 and set up the second slider on second slide rail 121 down, the second slider is fixed push away the both sides edge of terminal surface under the narrow portion of splint 123.

A preferred technical solution of this embodiment: the upper end surface of the narrow portion of the pushing plate 123 is further provided with two front and rear displacement sensors 602, and the distance between the two front and rear displacement sensors 602 of the clamping device 100 is moved by the two front and rear displacement sensors.

A preferred technical solution of this embodiment: a plurality of clamping devices on the conveying mechanism 300 are arranged in a row;

the clamping device comprises a clamp mounting plate 131 and a product jacking mechanism, wherein the clamp mounting plate 131 is a plate body, the upper end and the lower end of the plate body are bent by 90 degrees at the same side to form a U-shaped body, a hole is formed in the middle of the plate body of the clamp mounting plate 131, and the product jacking mechanism is mounted on the hole;

the product jacking mechanism comprises a U-shaped clamp body, a spring and a movable shaft 132, the U-shaped clamp body is fixed on a hole of the clamp mounting plate 131 through a shaft sleeve, the movable shaft 132 penetrates through the shaft sleeve and is sleeved with the spring on the movable shaft 132, the front end of the movable shaft is provided with a disc body for jacking the product 133, one end of the spring is jacked on the ring surface of the disc body, the other end of the spring is propped against the plate surface of the clamp mounting plate 131, and one end of the movable shaft 132, facing the clamping device 100, is provided with a clamping stop ring;

the upper end and the lower end of the clamp mounting plate 131 are arranged in an upper sliding chute and a lower sliding chute on the push clamp limiting assembly;

the outer end clamp opening of the movable shaft 132 is provided with a stop block for stopping the product 133.

A preferred technical solution of this embodiment: the clamping device 100 comprises a movable plate and a clamping rod assembly, the left side and the right side of the lower end of the movable plate are connected with two first sliding blocks on an upper double-sliding-rail mechanism, the front side of the upper end surface of the movable plate is connected with a connecting block, and the clamping rod assembly is installed at the notches of the upper end and the lower end of the connecting block;

the pull clamping rod assembly comprises an upper clamping plate, a lower clamping plate, two supporting columns and two pull clamping rods 104, the upper clamping plate and the lower clamping plate are respectively installed at the notches at the upper end and the lower end of the connecting block, the upper clamping plate is parallel to the lower clamping plate, the two supporting columns are fixed at the rear side corner between the upper clamping plate and the lower clamping plate, the pull clamping rods 104 are respectively fixed on the opposite surfaces of the front sides of the upper clamping plate and the lower clamping plate, and the outer side edges of the opposite surfaces of the two pull clamping rods 104 are upwards protruded to form opposite clamping strips;

the tail part of the movable shaft 132 is arranged in the holding strip between the two pull-clamping rods 104;

the lower end face of the pull clamping rod assembly is vertically connected with a fixing block 103, the fixing block 103 is arranged on the upper end face of the push clamping plate 123, the side of the fixing block 103 is connected with a first rocker arm 102, and the first rocker arm 102 penetrates through a sliding hole in the plate body of the push clamping plate 123 and is connected with a power mechanism 600.

A preferred technical solution of this embodiment: the static test fixture 400 comprises two groups of clamping parts, a lifting mechanism, an upper test board 147, a fixed test fixture board 148, a lower test board 149 and a sliding positioning board 150;

the two groups of clamping parts comprise a lower testing clamp 142 and an upper testing clamp 143, the lower testing clamp 142 is arranged below the upper testing clamp 143, partition plates for separating pins are arranged on the lower testing clamp 142 and the upper testing clamp 143, an upper clamping block and a lower clamping block are arranged on the upper side and the lower side of each partition plate, the upper clamping block and the lower clamping block are both provided with testing terminals, the rear ends of the upper clamping block and the lower clamping block are connected with rotating arms capable of pressing the upper clamping block and the lower clamping block towards the partition plates, the rotating arms are sleeved on an open clamping shaft rod, one end of the open clamping shaft rod is connected with a product clamping opening and closing device 500, and the product clamping opening and closing device 500 drives the open clamping shaft rod to rotate so that the upper clamping block and the lower clamping block integrally swing;

the connecting end of the opening and clamping shaft lever and the product clamping opening and closing device 500 is arranged into a straight structure;

the upper test board 147 is arranged at the top of the static test fixture 400, and is provided with an uplink test terminal post, the lower test board 149 is arranged at the lower end of the static test fixture 400 and is provided with a downlink test terminal post, the fixed test fixture board 148 is arranged between the upper test board 147 and the lower test board 149, and the upper end and the lower end of the fixed test fixture board 148 are both provided with contact contacts for contacting the uplink test terminal post and the downlink test terminal post;

the lower test fixture 142 and the upper test fixture 143 are fixed on the front side of the sliding positioning plate 150, a lifting mechanism connecting block is installed on the lower portion of a plate body of the sliding positioning plate 150, the lifting mechanism connecting block is connected with a lifting mechanism, the sliding positioning plate 150 is vertically arranged, the upper end and the lower end of the sliding positioning plate 150 are respectively vertically connected with an upper test plate 147 and a lower test plate 149, the rear sides of the upper test plate 147 and the lower test plate 149 are fixed through a rear supporting plate, the fixed test fixture plate 148 is fixed on two test fixture fixing seats 111, the two test fixture fixing seats 111 are respectively arranged on two sides of the fixed test fixture plate 148, and an upper induction displacement inductor 603 for inducing whether the test fixture is lifted in place is installed on one test;

the test terminals on the lower test fixture 142 and the upper test fixture 143 are connected with the test circuit on the fixed test fixture plate 148 through a flexible flat cable;

the lower test fixture 142, the upper test fixture 143, the sliding positioning plate 150, and the rear support plate form an integral assembly structure, which is driven by the lifting mechanism to ascend or descend, so that the contact contacts of the fixed test fixture plate 148 inside the integral assembly structure are in contact with the ascending test terminal posts or the descending test terminal posts.

A preferred technical solution of this embodiment: the lifting mechanism comprises a second rocker arm 145 and a first connecting rod 146, one end of the first connecting rod 146 is coupled to the lifting mechanism connecting block, the other end of the first connecting rod 146 is coupled to one end of the second rocker arm 145, the other end of the second rocker arm 145 is coupled to a non-center position of the disk surface of the first sheave 167 on the power mechanism 600, a shaft connecting hole is formed in the rod body of the lifting mechanism connecting block, the lifting mechanism is coupled to a vertically-arranged first fixing plate through the shaft connecting hole, the second rocker arm 145 is driven by the power mechanism 600, and swings with the shaft part at the shaft connecting hole as a fulcrum, and the first connecting rod 146 is driven to ascend or descend after swinging.

A preferred technical solution of this embodiment: the product clamping opening and closing device 500 comprises an L-shaped mounting plate and a clamping shaft 151, the L-shaped mounting plate is mounted on one side of the static test fixture 400 and provided with a clamping shaft mounting hole, the clamping shaft mounting hole is provided with the clamping shaft 151, the clamping shaft 151 can rotate in the clamping shaft mounting hole, one end of the clamping shaft 151 facing the static test fixture 400 is provided with a linear clamping opening, the linear clamping opening is connected with one end of a second connecting rod 153 through a rotating arm 152, the second connecting rod 153 can drive the clamping shaft 151 to rotate through the rotating arm 152, the other end of the second connecting rod 153 is coupled with a third rocker arm 154 in a shaft joint mode, the other end of the third rocker arm 154 is connected with the non-center position of the disk surface of a second grooved pulley 165 on the power mechanism 600, a shaft connecting hole is arranged on the rod body of the third rocker arm 154 and is coupled with a vertical second fixing plate through the shaft connecting hole, and the third rocker arm 154, the second link 153 is driven to swing by swinging the shaft portion at the shaft connecting hole as a fulcrum, and the second link 153 drives the opening clamping shaft 151 to rotate.

A preferred technical solution of this embodiment: the power mechanism 600 includes a gear set 168 and a driving part;

the driving part is a motor 161 fixed on the lower end surface of the push plate 123 and connected to a first rotating shaft 163 through a synchronous pulley 162, the motor 161 drives the first rotating shaft 163 to rotate through the synchronous pulley 162, one end part of the first rotating shaft 163 is connected to a gear set 168, and a second grooved pulley 165 is fixed on the shaft body;

the first rotating shaft 163 is connected to the two support plates, an upper mounting hole and a lower mounting hole are formed in the plate body of each support plate between the two support plates of the gear set 168, the first rotating shaft 163 is arranged on the two mounting holes in the upper sides of the two support plates, and the second rotating shaft 164 is arranged between the two mounting holes in the lower sides of the two support plates;

the gear set 168 includes a driving gear and a driven gear, the driving gear is engaged with the driven gear, the driving gear is fixed on the first rotating shaft 163, the driven gear is fixed on the second rotating shaft 164, a first grooved pulley 167 is further fixed on a shaft body of the second rotating shaft 164, the first grooved pulley 167 rotates along with the second rotating shaft 164, and the second rotating shaft 164 rotates along with the driven gear;

a third sheave 166 is further fixed on the first rotating shaft 163, the side surface of the third sheave 166 is coupled to one end of the first rocker arm 102, a coupling hole is formed in the middle of the first rocker arm 102, the coupling hole is coupled to a T-shaped fixing block, the T-shaped fixing block is fixed, the first rotating shaft 163 drives the third sheave 166 to rotate in a reciprocating manner, the third sheave 166 drives the first rocker arm 102 to swing along the shaft at the coupling hole, the other end of the first rocker arm 102 drives the fixing block 103 to move back and forth, and the fixing block 103 drives the movable plate to move back and forth.

A preferred technical solution of this embodiment: the first rotating shaft 163 is further provided with a positioning signal triggering circuit module 601, and the positioning signal triggering circuit module 601 is in signal connection with the motor 161 and triggers or drives the motor 161 to operate or stop.

Example 2: the utility model discloses static test machine's the alternate device that changes row theory of operation as follows:

the product clamping opening and closing device 500 is installed on the conveying test platform. The motor 161 is operated, the synchronous pulley 162 drives the first rotating shaft 163 to rotate, the first rotating shaft 163 rotates to drive the second grooved pulley 165 to move from a low point to a high point, and then the third rocker arm 154 drives the second connecting rod 153 to swing, so that the rotating arm 152 transmits the rotating force to the unclamping shaft 151 to rotate 90 degrees for clamping (direction of E1 in fig. 1); the product holding open/close device 500 maintains the product holding state at a high point (see fig. 9).

The first slide rail 101 is mounted on the push clamp plate 123 by the pull clamp device 100. When the second sheave 165 reaches the highest point, the third sheave 166 is driven by the first rotating shaft 163 to start driving the first swing arm 102 from the high point to the low point, so that the fixing block 103 drives the pulling and clamping rod 104, and the pulling and clamping device starts pulling and clamping (in the direction of a1 in fig. 1) to the lowest point and keeps the position unchanged (see fig. 7).

Meanwhile, the clip pushing device 200 mounted on the conveying platform drives the connecting block 122 from a high point to a low point through the third sheave 166, and pushes the clip pushing limiting rod 124 out of the conveying clip (in the direction of B1 in fig. 1) through a pair of second sliding rails 121, so as to be synchronously maintained (see fig. 10). The product 133 is now separated from the conveyor back and forth, at a distance (see fig. 7).

The static test fixture 400 is mounted on a test platform. When the third sheave 166 reaches the lowest point, the second rotating shaft 164 is driven by the gear set 168, so that the first sheave 167 is driven to drive the second rocker arm 145, and the second rocker arm drives the first link 146, thereby completing the up-and-down motion of the test fixture (see fig. 4 and 5); in the present invention, the gear set 168 has a transmission ratio of 1:2, and the angular velocity of the second rotating shaft 164 is half of that of the first rotating shaft 163, so that the second rotating shaft 164 completes 180 ° rotation in one rotation period of the first rotating shaft 163; by which the test fixture exchange action is complete (see fig. 5). At this point the upper test fixture 143 is positionally swapped with the lower test fixture 142 (either in the direction of D1 or D2 in FIG. 1), the upper test plate 147 is brought into contact with the stationary test fixture plate 148, the lower test fixture 142 is stationary, and testing begins (see FIG. 8).

The pulling and clamping device 100 and the pushing and clamping device 200; the third grooved wheels 166 are respectively communicated and rotationally reset from a low point to a high point, namely the first rocker arm 102 drives the pulling and clamping rod 104 through the fixing block 103, the pulling and clamping device starts to return to clamp (in the direction of A2 in fig. 1), simultaneously drives the connecting block 122, enables the pushing and clamping limiting rod 124 to return and leave the conveying clamp (in the direction of B2 in fig. 1) through a pair of second sliding rails 121, resets to the high point and keeps (see fig. 2), and the conveying mechanism pushes against the product 133 through the return of the conveying spring to clamp and fix the product (see fig. 4).

When the third sheave 166 returns to the highest point, the second sheave 165 rotates from the high point to the low point, the third rocker arm 154 is driven to drive the second link 153, the rotating arm 152 is transmitted to the unclamping shaft 151 to rotate 90 ° for unclamping (E2 direction in fig. 1), and the product clamping opening and closing device 500 keeps the product open at the low point (see fig. 9). At this time, the second sheave 165 runs at a position near the middle of the low-point operation, the positioning signal trigger circuit module 601 triggers, and the driving motor 161 stops working. And finishing the material changing action of the whole static testing machine.

The conveying mechanism 300 starts to run in the direction C in fig. 1, stops at a specified number, and completes the next exchange; during this process the fixture was stationary and then product testing was completed. The lower test fixture 142 on the next static test fixture 400 is swapped with the upper test fixture 143, the product that has been tested is removed by the transport mechanism 300, and the other fixture continues testing.

During the whole line-changing operation, the whole operation control is controlled by the positioning signal trigger circuit module 601 mounted on the first rotating shaft 163; every time the first rotating shaft 163 rotates one circle, the static test system completes one row changing test; in addition, the fore-and-aft displacement sensor 602 is composed of a proximity switch mounted on the push clamp plate 123 and a sensing piece mounted on the pull clamp seat, and is used for monitoring the high point and the low point of the third sheave 166 and the relative positions of the pull clamp device 100 and the push clamp device 200 respectively; the upper and lower inductive displacement sensors 603 mounted on the test fixture fixing base 111, and the upper and lower test fixtures 142 and 143 (shown in fig. 6) for detecting the static test are disposed above and below the upper and lower inductive displacement sensors.

The motion of the whole motion test process is controlled by only one group of front and rear displacement sensors 602, and the motion is started from the positioning point and stopped to the positioning point, so that the motion of exchanging a set of test clamps for clamping is completed; a front and rear displacement sensor 602 for assisting in monitoring the pulling and clamping condition, and an up and down sensing displacement sensor 603 for monitoring the up and down displacement of the static test fixture 400 and indicating the fixture in the static test.

The utility model discloses following beneficial effect has at least: the utility model discloses among the reloading device of static test, owing to draw double-layered device, push away double-layered device, test centre gripping device and test fixture reciprocate the device and can both accomplish the action of assigned position at sheave pivoted process, therefore, after test centre gripping device centre gripping of opening and shutting, push away and press from both sides the device and can separate the product well with pushing away when loosening the product on the ageing anchor clamps with pressing from both sides the device, thereby make the reloading process more succinct link up, can not produce the interference, fall the product, hit the machine, scrape phenomenons such as curved pin, a cycle only has a location signal control simultaneously, the speed of changing rows is fast, high efficiency.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims (10)

1. An alternate permuting device of a static test machine, comprising:

the clamp pushing device (200) comprises a clamp pushing plate (123), a clamp pushing limiting assembly arranged on one side of the clamp pushing plate (123), an upper double-sliding-rail mechanism and a lower double-sliding-rail mechanism which are arranged on the upper side surface and the lower bottom surface of the clamp pushing plate (123), and the clamp pushing limiting assembly is provided with an upper sliding chute and a lower sliding chute;

the conveying mechanism (300) is provided with a clamping device which is used for clamping a product and can drive the product to do directional intermittent movement, and a plurality of clamp mounting plates which are arranged in a row and one side of each clamp mounting plate is arranged in an upper sliding groove and a lower sliding groove on the push clamp limiting assembly;

the clamping device (100) is arranged on the plate surface of the push clamp plate (123) through an upper double-sliding rail mechanism, can move along the upper double-sliding rail mechanism, and is provided with a clamping pull rod assembly capable of clamping the tail part of a movable shaft (132) on the clamping device;

the static test fixture (400) is positioned opposite to the conveying mechanism (300), clamping parts on the static test fixture correspond to the clamping devices on the conveying mechanism (300) one by one and are arranged oppositely, and a lifting structure is arranged on the static test fixture (400) and moves up and down through the lifting structure;

the product clamping opening and closing device (500) is arranged on the side part of the static test fixture (400) and is connected with the lifting structure on the static test fixture (400);

the power mechanism (600) is arranged on the lower end face of the push clamp plate (123), a driving part of the power mechanism is connected with the product clamping opening and closing device (500) through a rocker arm assembly, the power mechanism (600) drives the rocker arm assembly to enable the product clamping opening and closing device (500) to drive a clamping part on the static test fixture (400) to move up and down, and a driving part on the other side of the power mechanism drives the pull clamp device (100) to move along the upper double-sliding-rail mechanism.

2. The swapping apparatus of a static tester as in claim 1, wherein: a push clamping plate (123) on the push clamping device (200) is a convex plate, and a push clamping limiting assembly is arranged on the surface of the convex wide part of the push clamping device;

the push-clamp limiting assembly comprises two right-angle U-shaped blocks and two push-clamp limiting rods (124), the two right-angle U-shaped blocks are respectively arranged on two sides of the surface of the convex wide part of the push-clamp plate (123), the mouth parts of the two right-angle U-shaped blocks face the clamping side, the push-clamp limiting rods (124) are fixedly arranged between the lateral upper end parts and between the lateral lower end parts of the two right-angle U-shaped blocks, and the opposite side surfaces of the two push-clamp limiting rods (124) are respectively provided with a sliding groove;

an upper double-sliding-rail mechanism is fixed on the upper end surface of the narrow part of the push clamp plate (123), the upper double-sliding-rail mechanism comprises two parallel first sliding rails (101) and a first sliding block arranged on the first sliding rails (101), and a sliding hole is formed in a plate body of the push clamp plate between the two parallel first sliding rails (101);

push away the narrow portion of splint (123) under the terminal surface be fixed with down two slide rail mechanism, two slide rail mechanisms include two second slide rails (121) and set up the second slider on second slide rail (121) down, the second slider is fixed push away the both sides edge of the narrow portion under the terminal surface of splint (123).

3. The swapping apparatus of claim 2, wherein: two front and rear displacement sensors (602) are further arranged on the upper end face of the narrow part of the push clamping plate (123), and the distance between the two front and rear displacement sensors (602) of the clamping device (100) is enabled to move through the two front and rear displacement sensors.

4. The swapping apparatus of a static tester as in claim 1, wherein: a plurality of clamping devices on the conveying mechanism (300) are arranged in a row;

the clamping device comprises a clamp mounting plate (131) and a product jacking mechanism, wherein the clamp mounting plate (131) is a plate body, the upper end and the lower end of the plate body are bent by 90 degrees at the same side to form a U-shaped body, a hole is formed in the middle of the plate body of the clamp mounting plate (131), and the product jacking mechanism is mounted on the hole;

the product jacking mechanism comprises a U-shaped clamp body, a spring and a movable shaft (132), the U-shaped clamp body is fixed on a hole of a clamp mounting plate (131) through a shaft sleeve, the movable shaft (132) penetrates through the shaft sleeve and is sleeved with the spring on the movable shaft (132), a disc body is arranged at the front end of the movable shaft for jacking a product (133), one end of the spring is jacked on the ring surface of the disc body, the other end of the spring is propped against the plate surface of the clamp mounting plate (131), and a clamping retaining ring is arranged at one end, facing the clamping device (100), of the movable shaft (132);

the upper end and the lower end of the clamp mounting plate (131) are arranged in an upper sliding groove and a lower sliding groove on the push clamp limiting assembly;

the outer end clamping opening of the movable shaft (132) is provided with a stop block used for stopping the product (133).

5. The swapping apparatus of a static tester as in claim 1, wherein: the clamping device (100) comprises a movable plate and a clamping rod assembly, the left side and the right side of the lower end of the movable plate are connected with two first sliding blocks on an upper double-sliding-rail mechanism, the front side of the upper end surface of the movable plate is connected with a connecting block, and the clamping rod assembly is installed at the notches of the upper end and the lower end of the connecting block;

the pull clamping rod assembly comprises an upper clamping plate, a lower clamping plate, two supporting columns and two pull clamping rods (104), the upper clamping plate and the lower clamping plate are respectively installed at the notches at the upper end and the lower end of the connecting block, the upper clamping plate is parallel to the lower clamping plate, the two supporting columns are fixed at the rear side corner between the upper clamping plate and the lower clamping plate, the pull clamping rods (104) are respectively fixed on the opposite surfaces of the front sides of the upper clamping plate and the lower clamping plate, and the outer side edges of the opposite surfaces of the two pull clamping rods (104) are upwards protruded to form opposite clamping strips;

the tail part of the movable shaft (132) is arranged in a holding strip between the two pull holding rods (104);

the lower end face of the pull clamping rod assembly is vertically connected with a fixing block (103), the fixing block (103) is arranged on the upper end face of the push clamping plate (123), a first rocker arm (102) is connected to the side of the upper end face of the push clamping plate, and the first rocker arm (102) penetrates through a sliding hole in the plate body of the push clamping plate (123) and is connected with a power mechanism (600).

6. The swapping apparatus of a static tester as in claim 1, wherein: the static test fixture (400) comprises two groups of clamping parts, a lifting mechanism, an upper test plate (147), a fixed test fixture plate (148), a lower test plate (149) and a sliding positioning plate (150);

the two groups of clamping parts comprise a lower testing clamp (142) and an upper testing clamp (143), the lower testing clamp (142) is arranged below the upper testing clamp (143), partition plates for separating pins are arranged on the lower testing clamp (142) and the upper testing clamp (143), upper clamping blocks and lower clamping blocks are arranged on the upper side and the lower side of each partition plate, the upper clamping blocks and the lower clamping blocks are respectively provided with a testing terminal, the rear ends of the upper clamping blocks and the lower clamping blocks are connected with rotating arms capable of pressing the upper clamping blocks and the lower clamping blocks towards the partition plates, the rotating arms are sleeved on a shaft rod of an opening clamping shaft, one end of the shaft rod of the opening clamping shaft is connected with a product clamping opening and closing device (500), and the product clamping opening and closing device (500) drives the shaft rod of the opening clamping shaft to rotate so that the upper clamping blocks and the lower clamping;

the connecting end of the opening and clamping shaft lever and the product clamping opening and closing device (500) is arranged into a straight structure;

the upper test board (147) is arranged at the top of the static test fixture (400), an uplink test terminal column is arranged on the upper test board, the lower test board (149) is arranged at the lower end of the static test fixture (400), a downlink test terminal column is arranged on the lower test board, the fixed test fixture board (148) is arranged between the upper test board (147) and the lower test board (149), and contact contacts for contacting the uplink test terminal column and the downlink test terminal column are arranged at the upper end and the lower end of the fixed test fixture board;

the lower test fixture (142) and the upper test fixture (143) are fixed on the front side of the sliding positioning plate (150), a lifting mechanism connecting block is installed on the lower portion of a plate body of the sliding positioning plate (150), the lifting mechanism connecting block is connected with a lifting mechanism, the sliding positioning plate (150) is vertically arranged, the upper end and the lower end of the sliding positioning plate are respectively and vertically connected with an upper test plate (147) and a lower test plate (149), the rear sides of the upper test plate (147) and the lower test plate (149) are fixed through a rear supporting plate, the fixed test fixture plate (148) is fixed on two test fixture fixing seats (111), the two test fixture fixing seats (111) are respectively arranged on two sides of the fixed test fixture plate (148), and an upper induction displacement inductor (603) and a lower induction displacement inductor (603) for inducing whether the test fixture is lifted in place;

the test terminals on the lower test fixture (142) and the upper test fixture (143) are connected with the test circuit on the fixed test fixture plate (148) through flexible flat cables;

the lower test fixture (142), the upper test fixture (143), the sliding positioning plate (150) and the rear supporting plate form an integral assembly structure, and the integral assembly structure is driven by the lifting mechanism to ascend or descend, so that a contact of a fixed test fixture plate (148) in the integral assembly structure is contacted with an ascending test terminal column or a descending test terminal column.

7. The swapping device of a static tester as in claim 6, wherein: the lifting mechanism comprises a second rocker arm (145) and a first connecting rod (146), one end of the first connecting rod (146) is connected to the lifting mechanism connecting block in a shaft mode, the other end of the first connecting rod is connected to one end of the second rocker arm (145) in a shaft mode, the other end of the second rocker arm (145) is connected to the non-center position of the disc surface of the first grooved wheel (167) on the power mechanism (600) in a shaft mode, a shaft connecting hole is formed in the rod body of the second rocker arm, the second rocker arm (145) is connected to a vertically-arranged first fixing plate in a shaft mode through the shaft connecting hole in a shaft mode, the second rocker arm (145) is driven by the power mechanism (600), the second rocker arm swings with the shaft portion of the shaft connecting hole as a.

8. The swapping apparatus of a static tester as in claim 1, wherein: the product clamping opening and closing device (500) comprises an L-shaped mounting plate and an opening clamping shaft (151), the L-shaped mounting plate is mounted on one side of the static test fixture (400) in a side-by-side mode and is provided with an opening clamping shaft mounting hole, the opening clamping shaft (151) is mounted in the opening clamping shaft mounting hole, the opening clamping shaft (151) can rotate in the opening clamping shaft mounting hole, one end of the opening clamping shaft (151) facing the static test fixture (400) is provided with a linear clamping opening, the linear clamping opening is connected with one end of a second connecting rod (153) through a rotating arm (152), the second connecting rod (153) can drive the opening clamping shaft (151) to rotate through the rotating arm (152), the other end of the second connecting rod (153) is connected with a third rocker arm (154) in a shaft mode, the other end of the third rocker arm (154) is connected to the non-center position of the disk surface of a second grooved pulley (165) on the power mechanism (600), a shaft body of the third rocker arm is provided, the third rocker arm (154) is driven by a power mechanism (600), swings with the shaft part at the shaft joint as a fulcrum, and drives the second connecting rod (153) to swing after swinging, and the second connecting rod (153) drives the opening clamping shaft (151) to rotate.

9. The swapping apparatus of a static tester as in claim 1, wherein: the power mechanism (600) comprises a gear set (168) and a driving part;

the driving part is a motor (161) which is fixed on the lower end surface of the push clamp plate (123) and is connected with a first rotating shaft (163) through a synchronous pulley (162), the motor (161) drives the first rotating shaft (163) to rotate through the synchronous pulley (162), one end part of the first rotating shaft (163) is connected with a gear set (168), and a second grooved wheel (165) is fixed on the shaft body of the first rotating shaft;

the first rotating shaft (163) is connected to the two support plates, the gear set (168) is arranged between the two support plates, an upper mounting hole and a lower mounting hole are formed in the plate body of each support plate, the first rotating shaft (163) is arranged on the two mounting holes in the upper sides of the two support plates, and the second rotating shaft (164) is arranged between the two mounting holes in the lower sides of the two support plates;

the gear set (168) comprises a driving gear and a driven gear, the driving gear is meshed with the driven gear, the driving gear is fixed on the first rotating shaft (163), the driven gear is fixed on the second rotating shaft (164), a first grooved wheel (167) is further fixed on a shaft body of the second rotating shaft (164), the first grooved wheel (167) rotates along with the second rotating shaft (164), and the second rotating shaft (164) rotates along with the driven gear;

the first rotating shaft (163) is further fixedly provided with a third grooved wheel (166), the side face of the third grooved wheel (166) is in shaft connection with one end of the first rocker arm (102), the middle of the first rocker arm (102) is provided with a shaft connecting hole, the shaft connecting hole is in shaft connection with a T-shaped fixing block, the T-shaped fixing block is fixed, the first rotating shaft (163) drives the third grooved wheel (166) to rotate in a reciprocating mode, the third grooved wheel (166) drives the first rocker arm (102) to swing along a shaft at the shaft connecting hole, the other end of the first rocker arm (102) drives the fixing block (103) to move back and forth, and the fixing block (103) drives the movable plate to move back and forth.

10. The swapping apparatus of claim 9, wherein: the first rotating shaft (163) is also provided with a positioning signal trigger circuit module (601), the positioning signal trigger circuit module (601) is in signal connection with the motor (161), and the positioning signal trigger circuit module triggers or drives the motor (161) to work or stop.

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