CN220033101U - Secondary shifting fork device - Google Patents

Abstract

The utility model relates to a secondary shifting fork device. The secondary shifting fork device comprises a guide rail bracket, wherein a first guide rail is arranged on the upper surface of the guide rail bracket, a plurality of jigs are slidably arranged on the first guide rail, a shifting fork module is arranged on the guide rail bracket, and the shifting fork module is used for driving the jigs to move equidistantly; a second-stage shifting fork module is arranged on one side of the first guide rail and is used for moving the position of the adjusting part adjusting tool again after the shifting fork module finishes moving; the secondary shifting fork module comprises a secondary shifting fork driving mechanism and a inserting tongue downward pressing mechanism, the secondary driving unit drives the inserting tongue downward pressing mechanism to slide in a translational mode, the inserting tongue downward pressing mechanism is provided with an inserting tongue, a projection area of the inserting tongue is arranged on the jig, and an inserting tongue positioning wheel is arranged on the projection area. The secondary shifting fork device has the advantages of flexible configuration, high transmission efficiency and small layout occupation area.

Description

Secondary shifting fork device

Technical Field

The utility model relates to battery production equipment, in particular to a secondary shifting fork device.

Background

During the processing of batteries, the batteries are typically passed between processing stations by requiring the batteries to be transported through a transmission line. The existing transmission line is generally arranged on the guide rail in a sliding way, and then the jig is synchronously moved after the bolt is inserted into the jig through the shifting fork mechanism, so that the jig flows from one station to the next station. In order to synchronously and efficiently transport the jigs, the intervals of the bolts on the shifting fork are equal, the jigs are integrally moved on the shifting fork, and then the positions of the jigs can be moved when the next jigs are moved back.

However, if the sizes of the processing devices on the same transmission line are different or two processing stations exist in one processing device, the maximum station interval can only be used as an equidistant shifting fork, and if the maximum station interval is too large, the transmission time between the stations is longer, so that the defects of low transmission efficiency and large layout occupation area exist.

Disclosure of Invention

Based on the above, the utility model aims to provide a secondary shifting fork device, which is added with a secondary shifting fork module on the basis of a conventional shifting fork circulating line, so that after a circulating line long-side jig is integrally switched in place, secondary mobile switching can be performed according to different station intervals.

The utility model is realized by the following scheme:

the secondary shifting fork device comprises a guide rail bracket, wherein a first guide rail is arranged on the upper surface of the guide rail bracket, a plurality of jigs are slidably arranged on the first guide rail, a shifting fork module is arranged on the guide rail bracket, and the shifting fork module is used for driving the jigs to move equidistantly;

a second-stage shifting fork module is further arranged on one side of the first guide rail, and is used for moving the position of the jig again after the shifting fork module finishes moving;

the secondary shifting fork module comprises a secondary shifting fork driving mechanism and a tongue inserting and depressing mechanism, the secondary shifting fork driving mechanism comprises a portal frame, a third guide rail and a secondary driving unit, the portal frame is arranged on the inner side of the guide rail support and parallel to the first guide rail, the third guide rail is arranged on the portal frame and parallel to the first guide rail, the tongue inserting and depressing mechanism is arranged above the jig and is slidably connected with the third guide rail, the secondary driving unit drives the tongue inserting and depressing mechanism to slide in translation mode on the third guide rail, the tongue inserting and depressing mechanism is provided with a tongue inserting and depressing mechanism, a projection area of the tongue inserting is arranged on the jig, and a tongue inserting and depressing wheel matched with the tongue inserting is arranged on the projection area.

Further, insert tongue pushing mechanism includes translation sliding plate, fourth guide rail and pushes down the carriage, pushes down the cylinder, translation sliding plate slidable sets up on the third guide rail, the fourth guide rail sets up along vertical direction translation sliding plate is last, push down the carriage slidable and set up on the fourth guide rail, it fixes to push down the cylinder push down on the carriage, push down the power take off end of cylinder with translation sliding plate fixed connection, insert tongue fixed connection in push down the bottom surface of carriage.

Further, a buffering upper limiting block is arranged on the downward-pressing sliding frame, and a buffering lower limiting block is arranged on the translational sliding plate.

Further, the shifting fork module comprises a shifting fork and a second guide rail, the second guide rail is fixedly arranged on the outer side face of the guide rail support, the shifting fork is slidably arranged on the second guide rail through a shifting fork connecting mechanism, a bolt is arranged on the shifting fork, a positioning hole A matched with the bolt is formed in the jig, a shifting fork driving mechanism fixedly connected with the shifting fork is arranged on the inner side of the guide rail support, and a plurality of shifting fork jacking mechanisms are further arranged on the bottom edge of the shifting fork.

Further, the shifting fork is arranged at the position where the second-stage shifting fork module moves the jig to reach, the jig distance changing mechanism comprises a bracket fixedly connected with the shifting fork, a fifth guide rail is arranged on the bracket, a distance changing bolt is slidably arranged on the fifth guide rail, a distance changing cylinder is fixedly connected on the bracket, and the output end of the distance changing cylinder is fixedly connected with the distance changing bolt.

Further, the shifting fork driving mechanism comprises a shifting fork translation motor, a screw rod bearing seat, a ball screw, a sixth guide rail and a sliding block, wherein the shifting fork translation motor is fixed at one end of the screw rod bearing seat, the ball screw penetrates through a bearing on the screw rod bearing seat and is fixedly connected with the output end of the shifting fork translation motor, the sixth guide rail is arranged at the bottom of the screw rod bearing seat and is parallel to the ball screw, and the sliding block is slidably arranged on the sixth guide rail;

the sliding block is provided with a threaded hole matched with the ball screw, the ball screw penetrates through the threaded hole, and the sliding block is fixedly connected with the shifting fork through the shifting fork connecting mechanism.

Further, the shifting fork connecting mechanism comprises a connecting plate and an eighth guide rail, one side of the connecting plate is fixedly connected with the sliding block or is in sliding connection with the second guide rail, the eighth guide rail is vertically arranged on one side of the connecting plate, which is close to the shifting fork, the shifting fork is slidably arranged on the eighth guide rail through a sliding table, a convex block is fixedly connected to the connecting plate, a concave part matched with the convex block is arranged on the shifting fork, and the convex block is embedded into the concave part.

Further, the fork lifting mechanism comprises a fixed seat, a lifting cylinder, a seventh guide rail and a lifting seat, wherein the lifting cylinder is fixedly connected to the fixed seat, the seventh guide rail is vertically arranged on the side face of the fixed seat, the lifting seat is slidably arranged on the seventh guide rail, the output end of the lifting cylinder is vertically and fixedly connected with the lifting seat, and a guide wheel which is abutted to the bottom edge of the fork is arranged at the top of the lifting seat.

Further, the jig positioning mechanism is arranged on one side of the jig and comprises a base, a positioning cylinder and a positioning pulley, the positioning cylinder is fixedly connected to the base, the direction of the output end of the positioning cylinder is perpendicular to the moving direction of the jig, the output end of the positioning cylinder is fixedly connected with the positioning pulley, a positioning groove B is formed in the jig, and the positioning pulley can be abutted to the positioning groove B under the driving of the positioning cylinder.

Further, the guide rail support, the first guide rail, the shifting fork module and the second-level shifting fork module comprise two groups which are arranged in parallel, two ends of the guide rail support are respectively connected through the jig guide rail switching mechanism, the guide rail support and the jig guide rail switching mechanism enclose to form a rectangular transmission line, and the jig is switched between the first guide rails on two sides through the jig guide rail switching mechanism.

The secondary shifting fork device has the following beneficial effects:

1. the fixture moves a fixed distance under the drive of the shifting fork module, and then secondary shifting is carried out through the secondary shifting fork module arranged on one side, so that some of the fixtures after equidistant movement continue to move a distance to reach a designated position under the secondary shifting fork, and the fixture has the advantages of flexible configuration, high transmission efficiency and small layout occupation area.

2. In order to adapt to the problem that the position of the secondary shifting fork cannot be fixed after compatible mold changing, a jig distance changing mechanism is arranged on the shifting fork to adapt to the position change of a jig. The distance-changing bolt is slidably arranged on the fifth guide rail, and the position of the distance-changing bolt is controlled through the distance-changing cylinder. The position after the secondary shifting fork is determined according to the processing station, and the jig distance-changing mechanism ensures that the position of the distance-changing bolt corresponds to the position of the jig after the secondary shifting fork by adjusting the position of the distance-changing bolt, so that the distance-changing bolt is inserted into a positioning hole of the jig when the primary shifting fork is carried out, and the jig distance-changing mechanism can adapt to the conditions of changing the processing position according to different jig models and has the advantage of high compatibility.

For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.

Drawings

FIG. 1 is a perspective view of a secondary shifting fork device according to an embodiment of the present utility model;

FIG. 2 is a perspective view of a tongue depressor mechanism of a secondary shifting fork device according to an embodiment of the present utility model;

FIG. 3 is a perspective view of a fork module of a secondary fork assembly according to an embodiment of the present utility model;

FIG. 4 is a diagram showing a relationship between a fixture and a variable-pitch mechanism of a secondary shifting device according to an embodiment of the present utility model;

FIG. 5 is a perspective view of a fixture pitch-changing mechanism of a secondary shifting fork device according to an embodiment of the present utility model;

FIG. 6 is a perspective view of a fork drive mechanism of a secondary fork assembly according to an embodiment of the present utility model;

FIG. 7 is a perspective view of a fork lift mechanism of a secondary fork lift device according to an embodiment of the present utility model;

fig. 8 is a perspective view of a fixture positioning mechanism of a secondary shifting fork device according to an embodiment of the present utility model.

Reference numerals: jig 100, inserting tongue positioning wheel 110, positioning hole 100A, positioning groove 100B;

a fixing plate 200 and a first guide rail 210;

the shifting fork module 300, a shifting fork 310, a bolt 311, a second guide rail 320, a shifting fork driving mechanism 330, a shifting fork translation motor 331, a screw rod bearing seat 332, a ball screw 333, a sixth guide rail 334, a sliding block 335, a shifting fork jacking mechanism 340, a fixed seat 341, a jacking cylinder 342, a seventh guide rail 343, a jacking seat 344, a guide wheel 345, a shifting fork connecting mechanism 350, a connecting plate 351, an eighth guide rail 352, a sliding table 353 and a convex block 354;

the secondary shifting fork module 400, a secondary shifting fork driving mechanism 410, a portal frame 411, a third guide rail 412, a secondary driving unit 413, a tongue inserting and depressing mechanism 420, a translation sliding plate 421, a fourth guide rail 422, a depressing sliding frame 423, a depressing cylinder 424, a tongue inserting and depressing 425, a buffering upper limit block 426 and a buffering lower limit block 427;

the fixture distance changing mechanism 500, the fixed plate 510, the fifth guide rail 520, the distance changing bolt 530 and the distance changing cylinder 540;

jig positioning mechanism 600, base 610, positioning cylinder 620, positioning pulley 630;

jig guide switching mechanism 700.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In order to solve the technical problems in the background art, the utility model provides a secondary shifting device, as shown in fig. 1, which comprises a guide rail bracket 200, wherein a first guide rail 210 is arranged on the upper surface of the guide rail bracket 200, a plurality of jigs 100 are slidably arranged on the first guide rail 210, a shifting module 300 is arranged on the guide rail bracket 200, and the shifting module 300 is used for driving the jigs 100 to move equidistantly. The second-stage shifting fork module 400 is further disposed on one side of the first guide rail 210, and the second-stage shifting fork module 400 is used for moving the position of the adjustment portion jig 100 again after the shifting fork module 300 is moved.

As shown in fig. 1 and 2, the secondary shifting module 400 includes a secondary shifting driving mechanism 410 and a tongue-pushing mechanism 420, the secondary shifting driving mechanism 410 includes a gantry 411, a third rail 412 and a secondary driving unit 413, the gantry 411 is disposed on the inner side of the rail bracket 200 and parallel to the first rail 210, the third rail 412 is disposed on the gantry 411 and parallel to the first rail 210, the tongue-pushing mechanism 420 is disposed above the jig 100 and slidably connected with the third rail 412, the secondary driving unit 413 drives the tongue-pushing mechanism 420 to slide in translation on the third rail 412, the tongue-pushing mechanism 420 is provided with a tongue 425, a projection area of the jig 100 provided with the tongue 425 is provided with a tongue positioning wheel 110 matched with the tongue 425.

According to the secondary shifting device, the jig 100 can be slidably arranged on the first guide rail 210 on the guide rail bracket 200, the guide rail bracket 200 is further provided with the shifting module 300, and the shifting module 300 can move a plurality of jigs 100 together for a fixed distance, so that the jigs 100 can move from one station to the next station. However, if the distances between the adjacent two stations are different, after the shifting module 300 finishes shifting the jig 100 once, the jig 100 after shifting once can be moved again to realize secondary shifting by the secondary shifting module 400 disposed at one side of the first guide rail 210, so that the jig 100 reaches the position of the next station. Specifically, the secondary shifting module 400 drives the latch pressing mechanism 420 to horizontally move above the jig 100 on the third guide rail 412 by arranging the secondary driving unit 413 on the portal frame 411, and arranges a projection area of the latch 425 on the jig 100, so that the latch 425 falls into the range of the projection area when moving downwards, and the latch pressing mechanism 420 precisely inserts the latch 425 downwards into the latch positioning wheel 110 of the jig 100 by arranging the positioning wheel 110 on the projection area, so that when the secondary driving unit 413 moves again, the latch 425 pushes the jig 100 to reach a designated position by being connected with the latch positioning wheel 110, thereby completing secondary shifting.

According to the secondary shifting device disclosed by the embodiment of the utility model, the jig 100 is driven by the shifting module 300 to move for a fixed distance, and then secondary shifting is performed through the secondary shifting module 400 arranged on one side, so that some of the jigs 100 after equidistant movement continue to move for a certain distance under the secondary shifting to reach a designated position, and the secondary shifting device has the advantages of flexible configuration, high transmission efficiency and small layout occupation area.

Specifically, as shown in fig. 2, the latch pressing mechanism 420 includes a translational sliding plate 421, a fourth guide rail 422, a pressing sliding frame 423, and a pressing cylinder 424, where the translational sliding plate 421 is slidably disposed on the third guide rail 412, the fourth guide rail 422 is disposed on the translational sliding plate 421 along a vertical direction, the pressing sliding frame 423 is slidably disposed on the fourth guide rail 422, the pressing cylinder 424 is fixed on the pressing sliding frame 423, a power output end of the pressing cylinder 424 is fixedly connected with the translational sliding plate 421, and the latch 425 is fixedly connected to a bottom surface of the pressing sliding frame 423. Through setting up translation sliding plate 421 on third guide rail 412, the translation is realized to second grade drive unit 413 drive translation sliding plate 421, then vertically set up fourth guide rail 422 on translation sliding plate 421, insert tongue 425 through pushing down carriage 423 slidable setting on fourth guide rail 422, push down carriage 423 through pushing down cylinder 424 control slides, and then drive insert tongue 425 and carry out vertical movement, make insert tongue 425 need insert tool 100 time realize vertical movement through pushing down cylinder 424 drive, need carry out the secondary shifting and remove and make realize horizontal movement through the drive of second grade drive unit 413.

Further, the cylinder diameter of the pressing cylinder 424 needs to be selected by force calculation, so that on one hand, the quality of the cylinder is ensured to be as small as possible, damage to the third guide rail 412 caused by too large load is avoided, and on the other hand, the insert tongue 425 is ensured not to be loosened in the process of moving the secondary shifting fork.

In order to limit the movement range of the pressing down carriage 423, as shown in fig. 2, a buffering upper limit block 426 is provided on the pressing down carriage 423, and a buffering lower limit block 427 is provided on the translation sliding plate. Through setting up stopper 426 and buffering stopper 427 down on buffering, inject the movable range of pushing down carriage 423, and stopper 426 and buffering stopper 427 down have the cushioning effect on buffering carriage 423 moves and provides the buffering power when contacting stopper 426 and buffering stopper 427 down on buffering, avoids pushing down carriage 423 and takes place the striking damage equipment.

Specifically, as shown in fig. 3, the shifting fork module 300 includes a shifting fork 310 and a second guide rail 320, the second guide rail 320 is fixedly disposed on an outer side surface of the guide rail bracket 200, the shifting fork 310 is slidably disposed on the second guide rail 320 through a shifting fork connection mechanism 350, a plug pin 311 is disposed on the shifting fork 310, a positioning hole 100A matched with the plug pin 311 is disposed on the jig 100, a shifting fork driving mechanism 330 fixedly connected with the shifting fork 310 is disposed on an inner side of the guide rail bracket 200, and a plurality of shifting fork jacking mechanisms 340 are disposed on a bottom edge of the shifting fork 310. In the first time of shifting, the shifting fork 310 is arranged on the second guide rail 320 through the shifting fork connecting mechanism 350 to horizontally move, the shifting fork 310 can move along the vertical direction on the shifting fork connecting mechanism 350, the shifting fork jacking mechanism 340 at the bottom edge of the shifting fork 310 lifts the shifting fork 310, the inserted pin 311 deleted by the shifting fork 310 is inserted into the positioning hole 100A of the jig 100, then the shifting fork driving mechanism 330 drives the shifting fork 310 to translate, and further the connected jig 100 is driven to translate, because the moving distance of the shifting fork 310 is fixed, the moving distance of the jig 100 is fixed in the moving process, after one shifting fork is completed, the shifting fork 310 is dropped by the shifting fork jacking mechanism 340, then the shifting fork driving mechanism 330 drives the shifting fork 310 to return to the position before the shifting fork, and the next shifting fork is carried out.

As shown in fig. 4 and 5, the shifting fork 310 is provided with a jig distance-changing mechanism 500 at a position where the second-stage shifting fork module 400 moves the jig, the jig distance-changing mechanism 500 includes a bracket 510 fixedly connected with the shifting fork 310, a fifth guide rail 520 is provided on the bracket 510, a distance-changing bolt 530 is slidably provided on the fifth guide rail 520, a distance-changing cylinder 540 fixedly connected with the bracket 510 is provided on the bracket 510, and an output end of the distance-changing cylinder 540 is fixedly connected with the distance-changing bolt 530. Because the jig moving position needs to consider compatible type changing when shifting the secondary fork, that is, the position after shifting the secondary fork cannot be fixed, in order to adapt to the change, the jig changing mechanism 500 is arranged on the fork 310 to adapt to the position change of the jig. The distance-varying latch 530 is slidably disposed on the fifth rail 520, and the position of the distance-varying latch 530 is controlled by the distance-varying cylinder 540. The position after the secondary shifting is determined according to the processing station, and the jig distance-changing mechanism 500 ensures that the distance-changing bolt 530 is inserted into the positioning hole 100A of the jig 100 during primary shifting by adjusting the position of the distance-changing bolt 530 to correspond to the position of the jig 100 after the secondary shifting, so that the jig distance-changing mechanism can adapt to the conditions of changing the processing position according to different jig models, and has the advantage of high compatibility.

Specifically, as shown in fig. 6, the fork driving mechanism 330 includes a fork shift motor 331, a screw bearing seat 332, a ball screw 333, a sixth guide rail 334 and a slider 335, the fork shift motor 331 is fixed at one end of the screw bearing seat 332, the ball screw 333 passes through a bearing on the screw bearing seat 332 and is fixedly connected with an output end of the fork shift motor 331, the sixth guide rail 334 is disposed at a bottom of the screw bearing seat 332 and parallel to the ball screw 333, and the slider 335 is slidably disposed on the sixth guide rail 334. The slide block 335 is provided with a threaded hole matched with the ball screw 333, the ball screw 333 passes through the threaded hole, and the slide block 335 is fixedly connected with the shifting fork 310 through the shifting fork connecting mechanism 350. The output end of the shifting fork translation motor 331 drives the ball screw 333 to rotate, and the sliding block 335 installed on the ball screw 333 moves along the sixth guide rail 334 in the rotation of the ball screw 333, so as to drive the shifting fork connected with the sliding block 335 to move.

The shifting fork connecting mechanism 350 is used for connecting a shifting fork 310 with the shifting fork driving mechanism 330 and the second guide rail 320, as shown in fig. 6, the shifting fork connecting mechanism 350 comprises a connecting plate 351 and an eighth guide rail 352, one side of the connecting plate 351 is fixedly connected with the sliding block 335 or is in sliding connection with the second guide rail 320, the eighth guide rail 352 is vertically arranged on one side of the connecting plate 351, which is close to the shifting fork 310, the shifting fork 310 is slidably arranged on the eighth guide rail 352 through the sliding table 353, the connecting plate 351 is fixedly connected with a bump 354, a concave part matched with the bump 354 is arranged on the shifting fork 310, and the bump 354 is embedded into the concave part. The fork connection mechanism 350 is used for connecting the fork 310, so that the fork 310 moves horizontally and vertically along the second guide rail 320 and the eighth guide rail 352, specifically, the fork 310 is fixedly connected by the bump 354, the eighth guide rail 352 is arranged along the vertical direction, and the fork 310 can move along the vertical direction in cooperation with the fork jacking mechanism 340 by arranging the fork 310 connection sliding table 353 on the eighth guide rail 352.

Specifically, as shown in fig. 7, the fork lifting mechanism 340 includes a fixed seat 341, a lifting cylinder 342, a seventh guide rail 343 and a lifting seat 344, the lifting cylinder 342 is fixedly connected to the fixed seat 341, the seventh guide rail 343 is vertically disposed on a side surface of the fixed seat 341, the lifting seat 344 is slidably disposed on the seventh guide rail 343, an output end of the lifting cylinder 342 is vertically fixedly connected with the lifting seat 344, and a guide wheel 345 abutted to a bottom edge of the fork 310 is disposed on a top of the lifting seat 344. By providing the jacking cylinder 342, the jacking seat 344 is driven to ascend or descend along the vertical direction of the seventh guide rail 343, and then the guide wheel 345 provided on the jacking seat 344 is jacked up to the shifting fork 310 abutted against the jacking seat, so that the shifting fork 310 is ascended or descended in the vertical direction.

In order to enable the fixture 100 after shifting to be located at a machining position more accurately, as shown in fig. 8, the fixture positioning mechanism 600 is further included, the fixture positioning mechanism 600 is arranged on one side of the fixture 100, the fixture positioning mechanism 600 comprises a base 610, a positioning cylinder 620 and a positioning pulley 630, the positioning cylinder 620 is fixedly connected to the base 610, the direction of the output end of the positioning cylinder 620 is perpendicular to the moving direction of the fixture 100, the output end of the positioning cylinder 620 is fixedly connected with the positioning pulley 630, a positioning groove 100B is formed in the fixture 100, and the positioning pulley 630 can be abutted to the positioning groove 100B under the driving of the positioning cylinder 620. By arranging the jig positioning mechanism 600, the jig 100 can be ensured to accurately fall into a reserved processing position, the jig 100 is provided with the positioning groove 100B, and the positioning cylinder 620 drives the positioning pulley 630 to abut into the positioning groove 100B, so that the jig 100 is limited to the required processing position.

In the above embodiment, as shown in fig. 1, the rail bracket 200, the first rail 210, the shifting fork module 300 and the secondary shifting fork module 400 include two groups arranged in parallel, two ends of the rail bracket 200 are respectively connected by the jig rail switching mechanism 700, the rail bracket 200 and the jig rail switching mechanism 700 enclose to form a rectangular transmission line, and the jig 100 is switched between the first rails 210 on two sides by the jig rail switching mechanism 700. Through setting up two sets of first guide rail 210 and connecting through tool guide rail switching mechanism 700 at both ends, make the guide rail form circulation back stream line, reduce the area occupied of equipment, improve transmission efficiency.

According to the secondary shifting device, jig transmission is achieved through primary shifting according to equally-spaced machining positions, jig transmission is achieved through secondary shifting according to unequal-spaced machining positions on the basis of primary shifting, when the jig 100 is located at an initial position, a shifting fork 310 is lifted up by a shifting fork lifting mechanism 340, a plug pin 311 is inserted into a locating hole 100A of the jig 100, then a shifting fork 310 and a plurality of jigs 100 are moved by a shifting fork driving mechanism 330 to fix a distance to complete primary shifting, then the shifting fork 310 is lowered by the shifting fork lifting mechanism 340, and then the shifting fork 310 is driven to return to the initial position by the shifting fork driving mechanism 330. Then, the insert tongue 425 is inserted into the jig 100 requiring secondary shifting after primary shifting by the insert tongue depressing mechanism 420, the secondary shifting is continuously performed on the jig 100 through the secondary driving unit 413, so that the jig 100 completes secondary shifting, and then the insert tongue 425 is lifted to return to the position after primary shifting.

The secondary shifting fork device provided by the embodiment of the utility model has the following beneficial effects:

1. the jig 100 is driven by the shifting fork module 300 to move a fixed distance, and then secondary shifting is performed through the secondary shifting fork module 400 arranged at one side, so that some of the jigs 100 after equidistant movement continue to move a certain distance to reach a designated position under the secondary shifting fork, and the jig has the advantages of flexible configuration, high transmission efficiency and small layout occupation area.

2. In order to adapt to the problem that the position of the secondary shifting fork cannot be fixed after compatible mold changing, a jig distance changing mechanism 500 is arranged on the shifting fork 310 to adapt to the position change of a jig. The distance-varying latch 530 is slidably disposed on the fifth rail 520, and the position of the distance-varying latch 530 is controlled by the distance-varying cylinder 540. The position after the secondary shifting is determined according to the processing station, and the jig distance-changing mechanism 500 ensures that the distance-changing bolt 530 is inserted into the positioning hole 100A of the jig 100 during primary shifting by adjusting the position of the distance-changing bolt 530 to correspond to the position of the jig 100 after the secondary shifting, so that the jig distance-changing mechanism can adapt to the conditions of changing the processing position according to different jig models, and has the advantage of high compatibility.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the utility model, and the utility model is intended to encompass such modifications and improvements.

Claims (10)

1. The utility model provides a secondary shifting fork device which characterized in that:

the device comprises a guide rail bracket (200), wherein a first guide rail (210) is arranged on the upper surface of the guide rail bracket (200), a plurality of jigs (100) are slidably arranged on the first guide rail (210), a shifting fork module (300) is arranged on the guide rail bracket (200), and the shifting fork module (300) is used for driving the jigs (100) to move equidistantly;

a secondary shifting fork module (400) is further arranged on one side of the first guide rail (210), and the secondary shifting fork module (400) is used for moving the position of the adjusting part of the jig (100) again after the shifting fork module (300) finishes moving;

the secondary shifting fork module (400) comprises a secondary shifting fork driving mechanism (410) and a tongue inserting lower pressing mechanism (420), the secondary shifting fork driving mechanism (410) comprises a portal frame (411), a third guide rail (412) and a secondary driving unit (413), the portal frame (411) is arranged on the inner side of the guide rail support (200) and is parallel to the first guide rail (210), the third guide rail (412) is arranged on the portal frame (411) and is parallel to the first guide rail (210), the tongue inserting lower pressing mechanism (420) is arranged above the jig (100) and is slidably connected with the third guide rail (412), the second driving unit (413) drives the tongue inserting lower pressing mechanism (420) to horizontally slide on the third guide rail (412), the tongue inserting lower pressing mechanism (420) is provided with a tongue inserting (425), the jig (100) is provided with a projection area of the tongue inserting (425), and the projection area is provided with a tongue inserting (425) matched with a positioning wheel (110).

2. The secondary shifting fork device according to claim 1, wherein:

the tongue inserting and depressing mechanism (420) comprises a translation sliding plate (421), a fourth guide rail (422) and a depressing sliding frame (423) and a depressing air cylinder (424), wherein the translation sliding plate (421) is slidably arranged on the third guide rail (412), the fourth guide rail (422) is arranged on the translation sliding plate (421) along the vertical direction, the depressing sliding frame (423) is slidably arranged on the fourth guide rail (422), the depressing air cylinder (424) is fixed on the depressing sliding frame (423), the power output end of the depressing air cylinder (424) is fixedly connected with the translation sliding plate (421), and the tongue inserting device (425) is fixedly connected with the bottom surface of the depressing sliding frame (423).

3. A secondary shifting fork device according to claim 2, characterized in that:

the lower pressing sliding frame (423) is provided with a buffering upper limiting block (426), and the translation sliding plate is provided with a buffering lower limiting block (427).

4. A secondary shifting fork device according to claim 2, characterized in that:

the shifting fork module (300) comprises a shifting fork (310) and a second guide rail (320), the second guide rail (320) is fixedly arranged on the outer side face of the guide rail bracket (200), the shifting fork (310) is slidably arranged on the second guide rail (320) through a shifting fork connecting mechanism (350), a bolt (311) is arranged on the shifting fork (310), a positioning hole (100A) matched with the bolt (311) is formed in the jig (100), a shifting fork driving mechanism (330) fixedly connected with the shifting fork (310) is arranged on the inner side of the guide rail bracket (200), and a plurality of shifting fork jacking mechanisms (340) are further arranged on the bottom edge of the shifting fork (310).

5. The secondary shifting fork device according to claim 4, wherein:

the utility model discloses a high-precision fixture for the high-precision fixture, which is characterized in that a fixture displacement mechanism (500) is arranged at the position where the fixture arrives is moved by the secondary displacement module (400), the fixture displacement mechanism (500) comprises a support (510) fixedly connected with the displacement module (310), a fifth guide rail (520) is arranged on the support (510), a displacement bolt (530) is slidably arranged on the fifth guide rail (520), a displacement cylinder (540) fixedly connected with the support (510), and the output end of the displacement cylinder (540) is fixedly connected with the displacement bolt (530).

6. The secondary shifting fork device according to claim 5, wherein:

the shifting fork driving mechanism (330) comprises a shifting fork translation motor (331), a screw rod bearing seat (332), a ball screw (333), a sixth guide rail (334) and a sliding block (335), wherein the shifting fork translation motor (331) is fixed at one end of the screw rod bearing seat (332), the ball screw (333) penetrates through a bearing on the screw rod bearing seat (332) and is fixedly connected with the output end of the shifting fork translation motor (331), the sixth guide rail (334) is arranged at the bottom of the screw rod bearing seat (332) and is parallel to the ball screw (333), and the sliding block (335) is slidably arranged on the sixth guide rail (334);

the sliding block (335) is provided with a threaded hole matched with the ball screw (333), the ball screw (333) penetrates through the threaded hole, and the sliding block (335) is fixedly connected with the shifting fork (310) through the shifting fork connecting mechanism (350).

7. The secondary shifting fork device according to claim 6, wherein:

the shifting fork connecting mechanism (350) comprises a connecting plate (351) and an eighth guide rail (352), one side of the connecting plate (351) is fixedly connected with the sliding block (335) or is in sliding connection with the second guide rail (320), the eighth guide rail (352) is vertically arranged on one side, close to the shifting fork (310), of the connecting plate (351), the shifting fork (310) is slidably arranged on the eighth guide rail (352) through a sliding table (353), a lug (354) is fixedly connected to the connecting plate (351), a concave portion matched with the lug (354) is formed in the shifting fork (310), and the lug (354) is embedded into the concave portion.

8. The secondary shifting fork device according to claim 6, wherein:

the shifting fork jacking mechanism (340) comprises a fixed seat (341), a jacking air cylinder (342), a seventh guide rail (343) and a jacking seat (344), wherein the jacking air cylinder (342) is fixedly connected to the fixed seat (341), the seventh guide rail (343) is vertically arranged on the side face of the fixed seat (341), the jacking seat (344) is slidably arranged on the seventh guide rail (343), the output end of the jacking air cylinder (342) is vertically connected with the jacking seat (344) fixedly, and the top of the jacking seat (344) is provided with a guide wheel (345) which is in butt joint with the bottom edge of the shifting fork (310).

9. The secondary shifting fork device according to claim 8, wherein:

still include tool positioning mechanism (600), tool positioning mechanism (600) set up in one side of tool (100), tool positioning mechanism (600) include base (610), location cylinder (620) and location pulley (630), location cylinder (620) fixed connection in base (610), just the output direction of location cylinder (620) with the direction of movement of tool (100) is perpendicular, the output of location cylinder (620) with location pulley (630) fixed connection, be equipped with positioning groove (100B) on tool (100), location pulley (630) are in but the butt under the drive of location cylinder (620) positioning groove (100B).

10. A secondary fork assembly according to any one of claims 1 to 9, wherein:

the guide rail support (200), the first guide rail (210), the shifting fork module (300) and the second-level shifting fork module (400) comprise two groups which are arranged in parallel, two ends of the guide rail support (200) are respectively connected through the jig guide rail switching mechanism (700), the guide rail support (200) and the jig guide rail switching mechanism (700) enclose to form a rectangular transmission line, and the jig (100) is switched between the first guide rails (210) on two sides through the jig guide rail switching mechanism (700).