CN215184136U - Self-reset linkage fool-proof mechanism of battery core formation capacity grading equipment - Google Patents

Abstract

The utility model discloses a self-reset linkage fool-proofing mechanism of electrical core formation and partial volume equipment in the technical field of formation and partial volume equipment, which comprises a fixed underframe, wherein a top frame is fixedly arranged above and under a detection probe of the formation and partial volume equipment, and the stable fixed frame is a stable fixed frame; the lifting underframe is a flat frame and can be stably placed on the fixed underframe in a lifting mode, a drawing tray capable of being horizontally drawn out or retracted is arranged on the lifting underframe, the drawing tray pushed back is overlapped right above the lifting underframe, the drawer type tray is in place and is associated with the action of the lifting mechanism, the tray is in place and serves as the running condition of the lifting mechanism, and therefore in the device, the lifting mechanism can act only under the condition that the drawer type tray is in place, the safety of the battery cell and equipment is guaranteed, the equipment is prevented from being damaged, and the contact position of the battery cell and the probe can be accurate.

Description

Self-reset linkage fool-proof mechanism of battery core formation capacity grading equipment

Technical Field

The utility model relates to a change into partial volume equipment technical field, especially relate to a slow-witted mechanism is prevented in self-resetting linkage of electricity core formation partial volume equipment.

Background

The square battery cell casing is generally made of aluminum casing, the battery module is composed of several to hundreds of battery cells which are connected in parallel and in series, the prior art fixes each group of battery cells through bandages, to a certain extent, the performance of the battery module is determined by the performance of the battery core, so that the performance of the whole power battery system is influenced, when the lithium battery is subjected to hot-pressing formation and partial volume, the positive and negative electrodes of each battery need to be charged and discharged by large current, the voltage signal and temperature signal of each battery need to be collected, the data of the capacity, the internal resistance and the like of the battery core are analyzed by charging and discharging the battery core, the quality grade of the battery core is determined, the batteries with the same electric parameters are selected to be connected in series and in parallel for application, therefore, the formation and the grading are carried out, the safety and the reliability of the single battery cell and equipment are guaranteed, and the service life and the safety of a battery system are related.

Square electricity core ization becomes partial volume and adopts the square electricity core of drawer type tray bearing lift usually in the existing market, and square electricity core contact compression needle bed carries out the formation process, promptly in production process, uses drawer type tray, puts the material level from the manual work and removes to the work position, when the sensor that targets in place detects drawer type tray playback, elevating system begins the action to in order to change into partial volume.

However, when the drawer-type tray is returned, the pushing is not in place or is excessive, so that various probes in the chemical component capacity equipment are easily dislocated and collided with the detection device or the battery cell, and damage is caused.

The defects of the prior art are mainly shown in that: 1. in the formation partial-capacitance drawer type tray pulling process, the situation that the tray cannot be pushed is easy to occur, the sensor detection is inaccurate, even the sensor-free detection is adopted, the position of the tray cannot be accurately positioned, when the lifting mechanism acts and contacts with the needle bed, the consistency of the square electric core and the contact position of the probe is poor, and the reliability of electric core data can be influenced. 2. When a sensor fails, the lifting mechanism may malfunction, impact risks occur, the battery core and the equipment are damaged, and the performance safety of the battery module is affected, so that the performance safety of the whole power battery system is affected.

Based on this, the utility model designs an electricity core ization becomes to prevent slow-witted mechanism from restoring to throne linkage of partial volume equipment to solve above-mentioned problem.

Disclosure of Invention

An object of the utility model is to provide an electricity core ization becomes partial volume equipment prevents slow-witted mechanism from restoring to throne linkage, targets in place the drawer type tray and moves with elevating system and be related to take one's place the tray, as elevating system's operating condition, consequently, in this device, only under the condition that the drawer type tray targets in place, elevating system could move, thereby guarantee the safety of electric core and equipment, avoid equipment impaired, also can make electric core and probe contact position accurate, make data more reliable accurate.

The utility model discloses a realize like this: a self-resetting linkage fool-proofing mechanism of electrical core formation capacity-grading equipment comprises:

the fixed bottom frame is a stable fixed frame and is fixedly arranged right below the detection probe of the chemical component volume equipment, and the top frame is fixedly erected above the detection probe;

the lifting underframe is a flat frame and can be stably placed on the fixed underframe in a lifting way, a drawing tray capable of being horizontally drawn out or drawn back is arranged on the lifting underframe, the drawing tray pushed back is overlapped right above the lifting underframe, and a positioning baffle is fixedly arranged at the edge of the inner end of the drawing tray;

the limit switch is fixedly arranged at the inner end of the lifting underframe and is abutted against the positioning baffle on the drawing tray at the withdrawing station;

the non-return assembly is fixedly arranged on the edge of the inner end of the fixed underframe and can be contracted and abducted to block the inner end of the lifting underframe;

the lifting frame is fixedly arranged right above the lifting underframe and is hung at the telescopic end of the lifting cylinder, the telescopic end of the lifting cylinder is vertical to the lifting underframe, and the lifting cylinder is fixedly arranged on the top frame;

the limit switch is connected with the lifting cylinder.

Further, the non return subassembly includes the non return base, the non return base epirelief is equipped with the non return piece that can receive the pressure elasticity withdrawal, the non return piece through the spring clip establish with the non return base on, the non return base sets firmly in the inner edge of fixed chassis, the non return piece is supported each other with being in the pull tray inner of withdrawing the station and is leaned on the compression and withdraw, block when non return piece elastic bulge resets and block directly over the lift chassis.

Further, when the elastic bulge of the check block resets, the side wall is a slope with a narrow upper part and a wide lower part, a waist-shaped hole is formed in the bottom of the check base, and the check base is locked on the inner side edge of the fixed underframe through a bolt and the waist-shaped hole.

Further, the drawing tray can be horizontally and slidably installed at the top of the lifting underframe through a sliding rail.

Furthermore, a plurality of guide shafts are vertically arranged on the fixed bottom frame, each guide shaft is parallel to the other guide shaft, the guide shafts are fixedly arranged between the top frame and the fixed bottom frame, a linear bearing is sleeved outside each guide shaft, and the lifting bottom frame and the lifting frame are fixedly connected with the linear bearings;

the lifting underframe and the lifting frame are fixedly connected through a telescopic connecting rod, and the telescopic connecting rod, the guide shaft and the telescopic end of the lifting cylinder are parallel to each other.

Further, limit switch is travel switch, limit switch passes through on the waist type regulation hole of bolt locking on the mounting bracket, the mounting bracket sets firmly in the inner edge of lift chassis.

Further, still even a plurality of gag lever posts that have set up on the lift chassis, work as when the lift chassis is in the top station, every the top of gag lever post all contradicts with the top frame each other.

Furthermore, the number of the drawing trays is two, the two drawing trays are symmetrically arranged on the front side and the rear side of the lifting underframe, and the drawing trays on the two sides have the same structure and drawing direction;

the two lifting cylinders are symmetrically arranged at the tops of the edges of the two sides of the lifting underframe;

and the two limit switches and the two check assemblies are respectively installed in a matching way corresponding to the positions of the two drawing trays one to one.

The utility model has the advantages that: 1. the device is also provided with a limit switch linked with the lifting cylinder, so that the lifting cylinder can be started only when the drawing tray is positioned at the withdrawing station, the lifting underframe and the drawing tray are lifted together, the battery cell is lifted in place, and the battery cell is prevented from being damaged;

2. the device increases multiple protection to ensure that the drawing tray can be lifted only when being positioned at an accurate position, the utility model discloses a non return assembly is installed on the drawing tray when being positioned at an accurate position of the electric core and the probe butt joint to limit the lifting of the lifting chassis, thus, the structure of a pure mechanical type is not only high in reliability, but also the non return assembly is not interfered by any signal when the lifting cylinder judges by mistake or receives an error signal, only when ensuring that the drawing tray is positioned at an accurate position and is abutted against the non return assembly, the non return assembly can be stressed and compressed, the lifting chassis can be lifted to limit, the position of the drawing tray can be more accurately ensured, and the electric core, the probe and the formation capacity-sharing equipment are prevented from being damaged or the detected data is inaccurate;

3. when the non-return block of the non-return assembly of the device is in a non-external force extrusion state, the non-return block is in an inclined state with a narrow top and a wide bottom, namely, the contact surface of the lifting chassis and the limiting non-return block is an inclined plane, and the non-return block can be stressed to retract, so that when the lifting chassis is not in place and needs to ascend, the non-return assembly can be limited, and when the lifting chassis descends and returns, the non-return assembly is not blocked, so that the non-return assembly can be limited in one way, only ascending is limited, descending is not limited, and the lifting mechanism of the device needs to be limited when ascending, and descends reversely and falls freely, so that the situation that the probe and the electric core are not easy to collide with each other is further ensured;

4. this device has still increased many guiding axles and linear bearing and as the cooperation, when guaranteeing the mechanism lift of lift, is in the vertical state, guarantees that direction of lift and position are accurate, is applicable to the formation partial volume equipment that needs the accurate butt joint of position more.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the drawing tray of the present invention squeezing the check block to retract into the check base;

FIG. 3 is a schematic diagram of a normal structure of the check block of the present invention when it is bounced;

FIG. 4 is a schematic structural view of the check assembly of the present invention;

FIG. 5 is a schematic structural view of the limit switch of the present invention;

fig. 6 is an enlarged schematic view of part a of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-lifting frame, 11-telescopic connecting rod, 12-lifting cylinder, 13-linear bearing, 14-guiding shaft, 2-lifting bottom frame, 21-drawing tray, 22-positioning baffle, 3-limit switch, 31-mounting frame, 4-non-return component, 41-non-return block, 42-non-return base, 43-waist-shaped hole, 5-fixing bottom frame, 51-top frame and 53-limiting rod.

Detailed Description

Referring to fig. 1 to 6, the present invention provides a technical solution: a self-resetting linkage fool-proofing mechanism of electrical core formation capacity-grading equipment comprises:

the fixed bottom frame 5 is a stable fixed frame and is fixedly arranged right below the detection probe of the chemical component volume equipment, and a top frame 51 is fixedly erected above the fixed bottom frame;

the lifting underframe 2 is a flat frame and can be stably placed on the fixed underframe 5 in a lifting way, a drawing tray 21 capable of being horizontally drawn out or drawn back is arranged on the lifting underframe 2, the drawing tray 21 pushed back is overlapped right above the lifting underframe 2, and a positioning baffle plate 22 is fixedly arranged at the inner end edge of the drawing tray 21;

the limit switch 3 is fixedly arranged at the inner end of the lifting underframe 2 and is abutted against a positioning baffle 22 on the drawing tray 21 at the withdrawing station;

the non-return component 4 is fixedly arranged on the edge of the inner end of the fixed underframe 5 and can be contracted and abducted to block the inner end of the lifting underframe 2;

the lifting frame 1 is fixedly arranged right above the lifting underframe 2 and is hung at the telescopic end of a lifting cylinder 12, the telescopic end of the lifting cylinder 12 is perpendicular to the lifting underframe 2, and the lifting cylinder 12 is fixedly arranged on the top frame 51;

the limiting switch 3 is connected with the lifting cylinder 12, the drawer type drawing tray 21 is in place and is associated with the action of the lifting mechanism, the drawing tray 21 is in place and serves as the running condition of the lifting mechanism, therefore, in the device, only under the condition that the drawer type tray is in place, the lifting mechanism can act, the safety of the battery cell and the equipment is guaranteed, the equipment is prevented from being damaged, the contact position of the battery cell and the probe is accurate, the data is more reliable and accurate, the lifting cylinder 12 is controlled through the limiting switch 3, the limiting switch 3 limits the position of the drawing tray 21, the device can also enable the non-return component 4 to calibrate the withdrawing force of the drawing tray 21, the drawing tray 21 is ensured to be completely and tightly propped on the withdrawing station, and the lifting chassis 2 can be relieved of rising limitation.

The non-return assembly 4 comprises a non-return base 42, a non-return block 41 capable of elastically retracting under pressure is arranged on the non-return base 42 in a protruding mode, the non-return block 41 is clamped on the non-return base 42 through a spring, the non-return base 42 is fixedly arranged on the edge of the inner end of the fixed underframe 5, the non-return block 41 and the inner end of the drawing tray 21 at the retracting station are mutually abutted and compressed for retracting, and the elastic protrusion of the non-return block 41 is blocked right above the lifting underframe 2 when being reset, so that the non-return assembly 4 is of a complete mechanical structure and high in reliability, meanwhile, the non-return assembly is not limited by the temperature or circuits of electronic equipment, the temperature and the current intensity inside the chemical component capacitance equipment are high, and the pure mechanical equipment has higher reliability in the environment;

when the elastic bulge of the check block 41 is reset, the side wall is a slope with a narrow top and a wide bottom, the bottom of the check base 42 is provided with a kidney-shaped hole 43, the check base 42 is locked at the inner side edge of the fixed bottom frame 5 through a bolt and the kidney-shaped hole 43, the position of the check block 41 can be conveniently adjusted, and the accuracy of the withdrawing station of the drawing tray 21 can be strictly controlled;

the drawing tray 21 can be horizontally and slidably arranged at the top of the lifting underframe 2 through a slide rail, so that the drawing tray 21 can conveniently slide;

a plurality of guide shafts 14 are also vertically arranged on the fixed underframe 5, each guide shaft 14 is parallel to each other, the guide shafts 14 are fixedly arranged between the top frame 51 and the fixed underframe 5, a linear bearing 13 is sleeved outside each guide shaft 14, and the lifting underframe 2 and the lifting frame 1 are fixedly connected with the linear bearings 13;

the lifting underframe 2 and the lifting frame 1 are fixedly connected through a telescopic connecting rod 11, and the telescopic connecting rod 11, the guide shaft 14 and the telescopic end of the lifting cylinder 12 are parallel to each other, so that the lifting underframe 2 can be accurately guided when lifted, and the lifting stability is ensured;

the limit switch 3 is a travel switch, the limit switch 3 is locked on a waist-shaped adjusting hole on the mounting frame 31 through a bolt, the mounting frame 31 is fixedly arranged at the inner end edge of the lifting underframe 2, so that the drawing tray 21 is limited, and the limit switch 3 can start the lifting cylinder 12 only when the drawing tray 21 completely enters a withdrawing station;

a plurality of limiting rods 53 are uniformly arranged on the lifting underframe 2, when the lifting underframe 2 is positioned at a top station, the top end of each limiting rod 53 is abutted against the top frame 51, so that the lifting height of the lifting underframe 2 is limited, the phenomenon that the lifting stroke is too large is avoided, and the electric core and a probe of equipment are prevented from colliding with each other;

the number of the drawing trays 21 is two, the two drawing trays 21 are symmetrically arranged on the front side and the rear side of the lifting underframe 2, and the structures and the drawing directions of the drawing trays 21 on the two sides are the same;

the number of the lifting cylinders 12 is two, and the two lifting cylinders 12 are symmetrically arranged at the tops of the edges of the two sides of the lifting underframe 2;

limit switch 3 and non return subassembly 4 all have two, two limit switch 3 and non return subassembly 4 respectively with two pull tray 21 position one-to-one's cooperation installation, such structure and quantity are for the electric core butt joint position phase-match with the chemical composition partial volume equipment.

In a specific embodiment of the present invention:

the embodiment of the utility model provides a prevent slow-witted mechanism from restoring to throne linkage through providing an electricity core ization becomes partial volume equipment, the utility model provides a technical problem who solves is: 1. in the formation partial-capacitance drawer type tray drawing 21 process, the tray is easy to push and cannot be positioned, the sensor is inaccurate in detection, even the sensor is free of detection, the position of the tray cannot be accurately positioned, when the lifting mechanism moves to be in contact with the probe of the needle bed, the consistency of the contact position of the square battery core and the probe is poor, and the reliability of the battery core data can be influenced. 2. When a sensor fails, the lifting mechanism may malfunction, impact risks occur, the battery core and the equipment are damaged, and the performance safety of the battery module is affected, so that the performance safety of the whole power battery system is affected.

The realized technical effects are as follows: 1. the device is also provided with a limit switch 3 which is linked with the lifting cylinder 12, so that the lifting cylinder 12 can be started only when the drawing tray 21 is positioned at the withdrawing station, the lifting chassis 2 and the drawing tray 21 are lifted together, the battery cell is lifted in place, and the battery cell and the probe are prevented from being damaged;

2. this device has increased multiple protection, ensures that pull tray 21 is in accurate position and just can rise, the utility model discloses an install a non return subassembly 4 on pull tray 21 is in the accurate position of electricity core and probe butt joint, restrict the rising of lift chassis 2, so pure mechanical type structure not only the reliability is high, and whether lift cylinder 12 misjudges or receives the false signal when rising, non return subassembly 4 is not disturbed by any signal, only when having guaranteed that pull tray 21 is in accurate position and non return subassembly 4 supports and leans on, non return subassembly 4 can be forced and compressed, just can remove the lift chassis 2 and rise the restriction, can more accurately guarantee pull tray 21 position accuracy, avoid electric core and probe and formation partial volume equipment to damage or detect the inaccurate condition of data to take place;

3. when the non-return block 41 of the non-return assembly 4 of the device is in a non-external force extrusion state, the non-return block is in an inclined state with a narrow top and a wide bottom, namely, the contact surface of the lifting chassis 2 and the limiting non-return block 41 is an inclined plane, and the non-return block 41 can be stressed to retract, so that when the lifting chassis 2 is not in place and needs to ascend, the non-return assembly 4 can limit, and when the lifting chassis 2 descends and returns, the non-return assembly 4 does not block, so that the non-return assembly 4 can limit in a single direction, only the ascending is limited, and the descending is not limited, so that the lifting mechanism of the device needs to limit when ascending, and can descend in a reverse direction and freely and fall, and the situation that the probe and the electric core are not easy to mutually collide is further ensured;

4. this device has still increased many guiding axles 14 and linear bearing 13 and has been in the vertical state as the cooperation, when guaranteeing the mechanism lift of lift, ensures that lifting direction and position are accurate, is applicable to the formation partial volume equipment that needs the accurate butt joint in position more.

The embodiment of the utility model provides an in technical scheme for solving above-mentioned problem, the general thinking is as follows:

for better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.

The utility model discloses when making, make horizontal fixed chassis 5 earlier, ensure that fixed chassis 5 is stable to straight form frame construction, then fixed set up top frame 51 above fixed chassis 5, top frame 51 is square frame construction too, top frame 51 is straight form too, and top frame 51 needs the level to erect directly over fixed chassis 5, fixed chassis 5 and top frame 51 are fixed through many vertical guiding axles 14 and are built into an integral frame construction;

the lifting cylinder 12 is installed on the top frame 51, attention needs to be paid to the vertical arrangement of the telescopic end of the lifting cylinder 12, the telescopic path of the telescopic end of the lifting cylinder 12 is ensured to be perpendicular to the fixed base frame 5 and the top frame 51, one lifting cylinder 12 is installed on each of two sides of the top frame 51 and used for lifting two drawing trays 21 on each side, and the lifting cylinder 12 is located on the front side and the rear side of the whole top frame 51 as shown in fig. 1; a telescopic connecting rod 11 is additionally arranged at the telescopic end of the lifting cylinder 12 and is used for extending the lifting cylinder 12, and the lifting cylinder 12 is connected with the lifting underframe 2

The linear bearing 13 is sleeved outside each guide shaft 14, the lifting underframe 2 is arranged at the top of the fixed underframe 5, the lifting underframe 2 is of a flat plate structure and only needs to be carried on the fixed underframe 5, then the linear bearing 13 and the telescopic connecting rod 11 are connected with the lifting underframe 2, so that the lifting cylinder 12 is used as lifting power of the lifting underframe 2, the linear bearing 13 can only do lifting motion along the guide shaft 14 to guide and limit the lifting direction of the lifting underframe 2,

the lifting chassis 2 is fixedly provided with the drawing tray 21, the drawing tray 21 can use a slide rail, as long as the drawing tray 21 has two working positions, one working position is that the drawing tray 21 is horizontally drawn out of the fixed chassis 5, the other working position is that the drawing tray 21 is horizontally drawn back and overlapped right above the fixed chassis 5, and two drawing trays 21 are installed at the front and rear sides of the fixed base frame 5, respectively, two working positions of each drawing tray 21 are drawn out and retracted, and the drawing directions are the same, the two lifting underframe 2 are arranged above the fixed underframe 5 in parallel, the two lifting underframe are the same as the drawing pallet 21, corresponding to the drawing trays 21 one by one, the drawing trays 21 are installed on the lifting chassis 2 to be raised and lowered together with the lifting chassis 2, this ensures that the lifting direction of the drawer tray 21 is the same as the direction of the guide shaft 14;

a positioning baffle 22 is also fixed on each drawing tray 21 and is used for contacting and operating the limit switch 3;

the front side and the rear side of the fixed underframe 5 are respectively provided with a limit switch 3, the limit switches 3 are locked on the fixed underframe 5 through the mounting rack 31 and used for adjusting the position, the limit switches 3 are required to be prevented from being touched by any other device and only can be abutted and contacted with the corresponding positioning baffle 22, and the positioning baffle 22 is required to be positioned at a position where the electrical core and the probe are correctly abutted in the horizontal position when the drawing tray 21 is positioned at a withdrawing station, but the lifting underframe 2 is not lifted, and at the moment, the positioning baffle 22 is just abutted and contacted with the limit switches 3;

it is also necessary to install the check assembly 4 on the fixed chassis 5, the check assembly 4 includes a check block 41 and a check base 42, the bottom of the check base 42 has a kidney-shaped hole 43, the check base 42 is locked at the inner end of the fixed chassis 5, i.e. the right end as shown in fig. 3, by the installation of the kidney-shaped hole 43, the position can be finely adjusted, and a spring is arranged between the check block 41 and the check base 42, so that the lower side of the check block 41 will be protruded outside the check base 42 under the action of the spring when not being affected by external force, while the upper side of the check block 41 is always retracted inside the check base 42, the upper side of the check block 41 is connected to the check base 42 through a bolt, thus when being pressed by external force, the lower side of the check block 41 will also be retracted into the check base 42 without being protruded, then the check block 41 is installed opposite to the inner end of the drawing tray 21, ensuring that the check block 41 will be collided and retracted when the drawing tray 21 is in the retracting station, meanwhile, the installation position of the check block 41 of the check assembly 4 needs to be that when the check block 41 is not pressed against by the drawing tray 21, the lower side of the check block 41 protrudes to block on the ascending path of the lifting chassis 2, and the distance between the check block 41 and the lifting chassis 2 is not more than 5mm, so that the check block 41 can limit the ascending action of the lifting chassis 2 in a free state, the lifting chassis 2 can not release the limitation of ascending until the check block 41 is pressed against by the drawing tray 21 to enter the check base 42, and one check block 41 is matched with the limitation action for the two lifting chassis 2 and the two drawing trays 21;

this device is in order to cooperate the positive negative pole of the inside electric core of formation partial volume equipment and all kinds of probes, need set up two lift cylinders 12, two lift chassis 2, two pull trays 21, two limit switch 3 and two non return subassemblies 4 to the position one-to-one.

The utility model discloses when using, when pull tray 21 takes out in the outside of fixed chassis 5, pull tray 21 is in and takes the station out, then place square electric core on pull tray 21, the quantity is placed a plurality ofly, and arrange neatly, then push pull tray 21 that has born the electric core into fixed chassis 5, make pull tray 21 slowly stretch into innermost, make pull tray 21 be in and withdraw the station, locating baffle 22 on pull tray 21 contacts with limit switch 3 this moment, start limit switch 3, the inner of pull tray 21 extrudees non return block 41 of non return subassembly 4 simultaneously, make non return block 41 rotate and withdraw in the non return base 42, limit switch 3 switches on, operation lift cylinder 12 starts, the outside control switch of external operation this moment, lift cylinder 12 can carry out normal lift operation;

the device limits the starting state of the lifting cylinder 12 through the limit switch 3 and the positioning baffle 22, if no drawing tray 21 enters into place, the limit switch 3 can not be started,

when the drawing tray 21 is collected into the fixed underframe 5, the drawing tray is not completely in place, a gap is left at a distance of a withdrawing station, if the limit switch 3 is in contact with the positioning baffle 22 or is blocked by a supported battery core, the limit switch 3 is started, the drawing tray 21 does not extrude the check block 41 at the moment, the check block 41 does not receive enough force, the check block 41 is still in a protruding state, the protruding check block 41 can prevent the lifting underframe 2 from rising, even if the lifting cylinder 12 is started, the lifting underframe 2 cannot rise, and the device can mechanically prevent the lifting underframe 2 which is not completely extruded from rising.

The device is reset by the elastic bulge, the check block 41 does not block the descending of the lifting chassis 2, and when the check block 41 is pressed downwards by the lifting chassis 2, the lifting chassis 2 can press the slope of the check block 41 downwards to force the check block 41 to be compressed and retracted under force.

In the device, the inner end of the drawing tray 21 is pushed back to make one end, namely the end abutting against the non-return component 4 as shown in fig. 2 is the inner end, and the outer end of the drawing tray 21 is the left end, so that the drawing tray 21 of the device can be drawn out of the lifting chassis 2 leftwards;

likewise, the inner and outer ends of the lifting chassis 2 and the fixed chassis 5 coincide with the inner and outer ends of the drawing tray 21.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (8)

1. The utility model provides a self-resetting linkage fool-proofing mechanism of electricity core ization becomes partial volume equipment which characterized in that includes:

the fixed bottom frame (5) is a stable fixed frame, is fixedly arranged right below the detection probe of the chemical component volume equipment, and is fixedly provided with a top frame (51) above the detection probe;

the lifting underframe (2) is a flat frame, can be stably placed on the fixed underframe (5) in a lifting way, is provided with a drawing tray (21) which can be horizontally drawn out or retracted, the drawing tray (21) which is pushed back is overlapped right above the lifting underframe (2), and the edge of the inner end of the drawing tray (21) is fixedly provided with a positioning baffle plate (22);

the limit switch (3) is fixedly arranged at the inner end of the lifting underframe (2) and is abutted against a positioning baffle plate (22) on the drawing tray (21) at a withdrawing station;

the non-return component (4) is fixedly arranged on the edge of the inner end of the fixed underframe (5) and can be contracted and abducted to block the inner end of the lifting underframe (2) right above;

the lifting frame (1) is fixedly arranged right above the lifting underframe (2) and is hung at the telescopic end of the lifting cylinder (12), the telescopic end of the lifting cylinder (12) is arranged vertical to the lifting underframe (2), and the lifting cylinder (12) is fixedly arranged on the top frame (51);

the limit switch (3) is connected with the lifting cylinder (12).

2. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 1, characterized in that: non return subassembly (4) are including non return base (42), non return base (42) epirelief is equipped with non return piece (41) that can receive the pressure elasticity retraction, non return piece (41) are established through the spring catch with non return base (42) on, non return base (42) set firmly in the inner edge of fixed chassis (5), non return piece (41) and be in pull tray (21) the inner of retrieving the station support each other to lean on the compression to retrieve, block (41) elastic bulge when reseing and block directly over lift chassis (2).

3. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 2, characterized in that: when non return piece (41) elastic bulge resets, the lateral wall is the slope of width under the narrow top, non return base (42) bottom is equipped with waist type hole (43), non return base (42) are through bolt and waist type hole (43) locking at the inboard edge of fixed chassis (5).

4. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 1, characterized in that: the drawing tray (21) can be horizontally and slidably arranged at the top of the lifting bottom frame (2) through a sliding rail.

5. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 1, characterized in that: the fixed underframe (5) is also vertically provided with a plurality of guide shafts (14), each guide shaft (14) is parallel to each other, the guide shafts (14) are fixedly arranged between the top frame (51) and the fixed underframe (5), each guide shaft (14) is also sleeved with a linear bearing (13), and the lifting underframe (2) and the lifting frame (1) are fixedly connected with the linear bearings (13);

the lifting underframe (2) and the lifting frame (1) are fixedly connected through a telescopic connecting rod (11), and the telescopic ends of the telescopic connecting rod (11), the guide shaft (14) and the lifting cylinder (12) are parallel to each other.

6. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 1, characterized in that: limit switch (3) are travel switch, limit switch (3) pass through on the waist type regulation hole of bolt locking on mounting bracket (31), mounting bracket (31) set firmly in the inner edge of lift chassis (2).

7. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 1, characterized in that: still even set up a plurality of gag lever posts (53) on lift chassis (2), work as when lift chassis (2) are in the top station, every the top of gag lever post (53) all contradicts each other with top frame (51).

8. The self-resetting linkage fool-proofing mechanism of the electrical core chemical component capacity equipment according to claim 1, characterized in that: the two drawing trays (21) are symmetrically arranged on the front side and the rear side of the lifting underframe (2), and the drawing trays (21) on the two sides have the same structure and the same drawing direction;

the two lifting cylinders (12) are symmetrically arranged at the tops of the edges of the two sides of the lifting underframe (2);

limit switch (3) and non return subassembly (4) all have two, two limit switch (3) and non return subassembly (4) respectively with two pull tray (21) position one-to-one's cooperation installation.

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