CN202583049U - Bottom spot welding detection device for cylindrical battery - Google Patents
Bottom spot welding detection device for cylindrical battery Download PDFInfo
- Publication number
- CN202583049U CN202583049U CN 201220152830 CN201220152830U CN202583049U CN 202583049 U CN202583049 U CN 202583049U CN 201220152830 CN201220152830 CN 201220152830 CN 201220152830 U CN201220152830 U CN 201220152830U CN 202583049 U CN202583049 U CN 202583049U
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- Prior art keywords
- cylindrical battery
- spot welding
- fixed
- bottom spot
- retention means
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- Withdrawn - After Issue
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Abstract
The utility model relates to a bottom spot welding detection device for a cylindrical battery. The bottom spot welding detection device for the cylindrical battery comprises a rack, a push mechanism, a lifting mechanism, a rotating mechanism and a clamping mechanism, wherein the push mechanism is fixed on the rack and is used for conveying the cylindrical battery to be detected; the lifting mechanism is fixed on the push mechanism and is used for placing the cylindrical battery and taking the cylindrical battery out; the rotating mechanism is fixed on the lifting mechanism and is used for detecting the bottom spot welding performance of the cylindrical battery; and the clamping mechanism is fixed on the rotating mechanism and is used for fastening the cylindrical battery. By the bottom spot welding detection device for cylindrical battery, assembly line work is adopted; cylindrical batteries cannot be accumulated; the performance detection is performed by utilizing the effect of inertia force of an object; the bottom spot welding performance is detected without knocking; and the problem that the deformation of a battery case opening caused by powerful impact force stressed by the opening of the cylindrical battery case is solved effectively; and manpower cost and material cost are saved greatly.
Description
Technical field
The utility model relates to battery manufacturing technology field, is specifically related to cylindrical battery bottom spot welding pick-up unit and detection method.
Background technology
Cylindrical battery transmission between (excellent finger lithium) manufacturing bottom spot welding of present whole cylindrical battery and the slot rolling all is delivered; The cylindrical battery that spot welding is come out in the bottom all is to beat by manual work to accomplish the rosin joint detection, and the existing production model of accomplishing by manual work has following some weak point:
1, there is accumulation in the cylindrical battery transmission between bottom spot welding and the slot rolling, and manual work can not be delivered to the slot rolling operation to cylindrical battery timely;
2, the artificial rosin joint cylindrical battery that the bottom point welding process is occurred detects and exists dynamics inconsistent; Be to lean on knocking between cylindrical battery faucal and the hard thing when manual detection, cylindrical battery occurs easily under this pattern: a, the dynamics of knocking can cause when too light has rosin joint in the bottom point welding process of cylindrical battery but detection is not come out; B, percussion power spend conference cause cylindrical battery not have rosin joint but because the powerful impulsive force that produces when knocking is become rosin joint or sealing-off to the cylindrical battery that this has welded by artificial destruction; C, spend the powerful impulsive force that produces when big at percussion power and can cause the distortion of cylindrical battery faucal portion;
3, the personnel of every machine daily requirement of artificial production model are 6 people, and man power and material's cost is higher.
The utility model content
Deficiency to prior art; The purpose of the utility model is intended to provide a kind of cylindrical battery bottom spot welding pick-up unit; Make bottom point welding process to slot rolling operation pipelining; And adopt machine to carry out Performance Detection to bottom spot welding, and avoided bottom spot welding owing to artificial destruction causes the generation of rosin joint or problems such as sealing-off and the distortion of faucal portion, saved great amount of manpower and material resources simultaneously.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
Cylindrical battery bottom spot welding pick-up unit, it comprises:
One frame;
One is fixed on the said frame, is used to carry the delivery device of cylindrical battery to be detected;
One is fixed on the said delivery device, is used to pick and place the elevating mechanism of cylindrical battery, is provided with a lift cylinder in the said elevating mechanism;
One is fixed on the said elevating mechanism, is used for the rotating mechanism of cylindrical battery bottom spot welding Performance Detection, is provided with a rotary cylinder in the said rotating mechanism;
One is fixed on the said rotating mechanism, is used to tighten up the clamping device of cylindrical battery.
As improvement, said clamping device comprises:
One is used for fixing the rotating mechanism web member that connects rotating mechanism;
One is used to grasp the mechanical arm of cylindrical battery; Said mechanical arm is made up of two retention means, and said two parallel placements of retention means and a side that the two is relative are equipped with a plurality of groove positions that are complementary along the short transverse of retention means, wherein; The lateral cross section of said groove position is circular arc or triangle; Corresponding groove position constitutes the battery clamping position of placing cylindrical battery, and the two ends of two retention means are equipped with oblique chute, and said oblique chute is along the height profile of retention means;
Two gear trains that are used to change distance between said two retention means; Said gear train is divided into the two ends of two retention means, and each gear train is equipped with two slide blocks that are complementary with oblique chute, and said slide block is arranged in the oblique chute that two every ends of retention means are provided with;
Two clamping cylinders that are used to push gear train, the stiff end of said clamping cylinder is fixed on the rotating mechanism web member, its movable end and the corresponding one by one fixed connection of gear train.
The direction of motion of the clamping cylinder that preferably, said oblique chute is corresponding with it acutangulates or the obtuse angle.
As a kind of embodiment; Said delivery device comprises two belt pulleys that are fixed on the frame; Be arranged at the propelling movement motor of the said belt pulley rotation of belt, drive on said two belt pulleys; Elevating mechanism is fixed on the said belt, and wherein, said propelling movement motor is servomotor or stepper motor.
As another kind of embodiment, said delivery device comprises the screw component that is fixed on the frame, the propelling movement motor that drives said screw component transmission, and elevating mechanism is fixed on the said screw component, and wherein, said propelling movement motor is servomotor or stepper motor.
Preferably, said screw component comprises screw rod, and with the nut that said screw rod is complementary, elevating mechanism is fixed on the said nut, pushes the driven by motor screw motion.
Preferably, said screw component comprises that further one is placed in the shaft coupling that pushes motor and screw rod junction.
As improvement; Said delivery device further comprises a limited block; The upper and lower surface of said limited block is respectively established the limit guide rail that distributes along the length direction of limited block, and elevating mechanism is provided with the position limiting slide block that is complementary with said limit guide rail, and said position limiting slide block slides along limit guide rail.
As further improvement; Said cylindrical battery bottom spot welding pick-up unit comprises that further one is arranged at the sensor that is used to measure cylindrical battery quantity to be detected on the frame, and said sensor electrically connects respectively through a controller and propelling movement motor, lift cylinder, rotary cylinder and clamping device.
The cylindrical battery bottom spot welding pick-up unit that the utility model is set forth, compared with prior art, its beneficial effect is:
1, adopt pipelining, there is not accumulation in the cylindrical battery between bottom point welding process and the slot rolling operation, and the cylindrical battery that bottom point welding process backguy is come out can in time be delivered to the slot rolling operation when >=10PCS;
2, utilize the effect of object inertial force to carry out the rosin joint detection; Do not exist during the spot welding Performance Detection in the bottom and to knock; Guaranteed the consistance of inertial force effectively; Eliminated contacting of cylindrical battery faucal and hard thing simultaneously, solved effectively that the cylindrical battery faucal receives powerful impulsive force and the faucal distortion that causes;
3, the personnel of every machine daily requirement are 2 people, have practiced thrift human cost and material resources cost greatly.
Description of drawings
Accompanying drawing 1 is the utility model cylindrical battery bottom spot welding pick-up unit structural representation.
Wherein: 1, frame; 11, horizontal adjustment key; 21, push motor; 221, belt pulley; 222, belt pulley; 23, belt; 3, elevating mechanism; 4, rotating mechanism; 51, rotating mechanism web member; 521, the right cylinder that clamps; 522, a left side clamps cylinder; 531, retention means; 5311, groove position; 5312, oblique chute; 5313, oblique chute; 532, retention means; 5321, groove position; 5322, oblique chute; 5323, oblique chute; 541, right gear train; 5411, slide block; 5412, slide block; 542, Left Drive mechanism; 5421, slide block; 5422, slide block; 6, cylindrical battery.
Embodiment
Below, in conjunction with accompanying drawing and embodiment, the cylindrical battery of the utility model bottom spot welding pick-up unit and detection method done further describing, so that clearerly understand the utility model technological thought required for protection.
Accompanying drawing 1 is the utility model cylindrical battery bottom spot welding pick-up unit structural representation.As shown in Figure 1, it comprises frame 1, is fixed in the delivery device on the frame 1; This delivery device is used for that point welding process is delivered to the slot rolling operation from the bottom with cylindrical battery 6 to be detected; Be fixed in the elevating mechanism 3 on the delivery device, be provided with a lift cylinder (not indicating) in this elevating mechanism 3, elevating mechanism 3 is used to pick and place cylindrical battery; Be fixed in the rotating mechanism 4 on the elevating mechanism 3; Be provided with a rotary cylinder (indicating) in this rotating mechanism 4, rotating mechanism 4 is used for the Performance Detection of cylindrical battery bottom welding, through rotation elevating mechanism 3 cooperations simultaneously to cylindrical battery 6 cylindrical battery 6 is moved down; Utilize object inertial force to reach to detect the whether firm purpose of bottom spot welding; Be fixed in the clamping device on the rotating mechanism 4, the bottom that this clamp structure is used for gripping and tightens up cylindrical battery 6 its mid frames 1 is provided with four horizontal adjustment keys 11, can guarantee that through regulating four horizontal adjustment keys 11 frame 1 is in the horizontal positioned state.
Clamping device comprises: be used for fixing the rotating mechanism web member 51 that connects rotating mechanism, the mechanical arm that is used to grasp cylindrical battery; Mechanical arm is made up of retention means 531 and retention means 532; Retention means 531 and retention means 532 parallel placements and a side that the two is relative are equipped with a plurality of groove positions that are complementary (being respectively groove position 5311 and groove position 5321) along their short transverse; Wherein, the lateral cross section of groove position 5311 and groove position 5321 is circular arc or triangle, and corresponding groove position 5311 constitutes the battery clamping position of placing cylindrical battery with groove position 5321; During as circular arc; Battery clamping position constitutes cylindrical shape, and the lateral cross section radius of this cylindrical shape is slightly less than or equals the lateral cross section radius of cylindrical battery 6, to guarantee that cylindrical battery 6 can not come off in gripping; In like manner; During as triangle; Battery clamping position constitutes the square shape; The length of side of lateral cross section that this square is shaped as circumscribed square or this square shape of cylindrical battery 6 is slightly less than the length of side of lateral cross section of the circumscribed square of this cylindrical battery 6, to guarantee that cylindrical battery 6 can not come off in gripping.The two ends of retention means 531 are respectively equipped with oblique chute 5312 and oblique chute 5313, and the two ends of retention means 532 are respectively equipped with oblique chute 5322 and oblique chute 5323.Clamping device also comprises two gear trains (being respectively right gear train 541 and Left Drive mechanism 542) that are used to change distance between said two retention means; Its right-of-center in political views's gear train 541 is positioned at the right-hand member of mechanical arm; Which is provided with two slide blocks (being respectively slide block 5411 and slide block 5412); Slide block 5411 slides along oblique chute 5323, and slide block 5412 slides along oblique chute 5313; Left Drive mechanism 542 is positioned at the left end of mechanical arm, which is provided with two slide blocks (being respectively slide block 5421 and slide block 5422), and slide block 5421 slides along oblique chute 5322, and slide block 5422 slides along oblique chute 5312.Clamping device also comprises two clamping cylinders (be respectively the right cylinder 521 that clamps and clamp cylinder 522 with a left side) that are used to push gear train; The right stiff end that clamps cylinder 521 is fixed on the rotating mechanism web member 51; Its movable end is fixedly connected with right gear train 541; The stiff end that a left side clamps cylinder 522 is fixed on the rotating mechanism web member 51, and its movable end is fixedly connected with Left Drive mechanism 542.
As shown in Figure 1; A kind of preferred embodiment as the utility model; Delivery device comprises two propelling movement motors 21 that are fixed in the belt pulley (being respectively belt pulley 221 and belt pulley 222) on the frame 1, the belt 23 that is arranged at belt pulley 221 and belt pulley 222 and drive belt pulley 221 and belt pulley 222 rotations; Push motor 21 and can be arranged at arbitrary place in belt pulley 221 and the belt pulley 222, elevating mechanism 3 is fixed on the belt 23.Push motor 21 and drive the belt pulleys rotation, belt 23 is just realized circular motion, and wherein, pushing motor 21 is servomotor or stepper motor, through to servomotor or Stepping Motor Control, can make elevating mechanism 3 mobile on belt 23 receive accurate control.Damage belt 23 in order to prevent that elevating mechanism, rotating mechanism and clamping device are too heavy; And simultaneously in order to make the horizontal slip of elevating mechanism 3 on belt 23; One limited block (figure does not show) can be set at the downside of belt; The upper and lower surface of limited block is respectively established the limit guide rail that distributes along the length direction of limited block, and elevating mechanism is provided with a Contraband shape part, and two ends of this Contraband shape part are provided with the position limiting slide block (figure does not show) that is complementary with limit guide rail that extends internally; Position limiting slide block slides along limit guide rail; So both can alleviate the load-carrying of belt 23 through the cooperation of position limiting slide block and limited block, elevating mechanism 3 is moved horizontally, and the phenomenon of rocking or departing from can not occur.
As the another kind of preferred implementation (this embodiment is not shown) of the utility model; Delivery device comprises the screw component that is fixed on the frame, the propelling movement motor that drives the screw component transmission; Elevating mechanism is fixed on the screw component, the nut that screw component comprises screw rod, is complementary with said screw rod, and elevating mechanism is fixed on the nut; Pushing the driven by motor screw motion just can make nut carry out tangential movement along screw rod; In addition, screw component further is placed in the shaft coupling that pushes motor and screw rod junction, and this shaft coupling is used to push being connected and damping of motor and screw rod.Wherein, pushing motor 21 is servomotor or stepper motor, through to servomotor or Stepping Motor Control, can make elevating mechanism 3 mobile on screw rod receive accurate control.In like manner; Damage screw component in order to prevent that elevating mechanism, rotating mechanism and clamping device are too heavy; And, a limited block (figure does not show) can be set at the downside of belt simultaneously in order to make the horizontal slip of elevating mechanism 3 on screw component, the upper and lower surface of limited block is respectively established the limit guide rail that distributes along the length direction of limited block; Elevating mechanism is provided with a Contraband shape part; Two ends of this Contraband shape part are provided with the position limiting slide block that is complementary with limit guide rail (figure does not show) that extends internally, and position limiting slide block slides along limit guide rail, so both can alleviate the load-carrying of screw component through the cooperation of position limiting slide block and limited block; Elevating mechanism 3 is moved horizontally, the phenomenon of rocking or departing from can not occur.
Cylindrical battery bottom spot welding pick-up unit comprises that further one is arranged at the sensor that is used to measure cylindrical battery quantity to be detected on the frame; Said sensor electrically connects respectively through a controller and propelling movement motor, lift cylinder, rotary cylinder and clamping device; When the sensor cylindrical battery that point welding process is brought to the bottom reaches certain quantity; Just notification controller control pushes the clamping cylinder action of motor, lift cylinder, rotary cylinder and clamping device; Carry cylindrical battery in the slot rolling operation, when carrying, and whether exist rosin joint or sealing-off to detect bottom spot welding.Concrete principle of work is following:
Cylindrical battery bottom spot welding detection method, it may further comprise the steps:
1, sensor is to the quantity of cylindrical battery to be detected during greater than 10PCS, and delivery device is arranged at the top of cylindrical battery storage area to be detected with clamping device, and storage area is the rest area after cylindrical battery carries out the bottom point welding process;
2, lift cylinder drives clamping device and descends, and after putting in place, clamps cylinder and drives two retention means move toward one another and carry out gripping and tighten up cylindrical battery;
3, elevating mechanism drive clamping device resets, and makes clamping device rise to original height;
4, delivery device drives clamping device toward the detection zone walking; When arriving the detection zone top, rotating mechanism drives the clamping device rotation, simultaneously; Elevating mechanism also drives clamping device decline; The cooperation of rotating mechanism and elevating mechanism promptly is to utilize object inertial force to make drain pan and the cylindrical battery body of spot welding produce a power in the opposite direction, is similar to the two is drawn toward opposite direction, so just can detect whether have rosin joint or sealing-off.So-called detection zone is to push the pause point that motor is set, and carries out bottom spot welding performance detection at this point;
5, elevating mechanism and rotating mechanism drive clamping device resets, and delivery device drives clamping device and advances to the subsequent processing district, and in the utility model, subsequent processing is the slot rolling operation;
6, elevating mechanism drives clamping device and descends, and after putting in place, clamps cylinder and drives two retention means and deviate from motion and place cylindrical battery;
7, delivery device drives clamping device and gets back to initial position, accomplishes whole action, prepares detection again.
For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of the utility model claim all according to the technical scheme and the design of above description.
Claims (10)
1. cylindrical battery bottom spot welding pick-up unit is characterized in that it comprises:
One frame;
One is fixed on the said frame, is used to carry the delivery device of cylindrical battery to be detected;
One is fixed on the said delivery device, is used to pick and place the elevating mechanism of cylindrical battery, is provided with a lift cylinder in the said elevating mechanism;
One is fixed on the said elevating mechanism, is used for the rotating mechanism of cylindrical battery bottom spot welding Performance Detection, is provided with a rotary cylinder in the said rotating mechanism;
One is fixed on the said rotating mechanism, is used to tighten up the clamping device of cylindrical battery.
2. cylindrical battery bottom spot welding pick-up unit according to claim 1 is characterized in that said clamping device comprises:
One is used for fixing the rotating mechanism web member that connects rotating mechanism;
One is used to grasp the mechanical arm of cylindrical battery; Said mechanical arm is made up of two retention means, and said two parallel placements of retention means and a side that the two is relative are equipped with a plurality of groove positions that are complementary along the short transverse of retention means, wherein; The lateral cross section of said groove position is circular arc or triangle; Corresponding groove position constitutes the battery clamping position of placing cylindrical battery, and the two ends of two retention means are equipped with oblique chute, and said oblique chute is along the height profile of retention means;
Two gear trains that are used to change distance between said two retention means; Said gear train is divided into the two ends of two retention means, and each gear train is equipped with two slide blocks that are complementary with oblique chute, and said slide block is arranged in the oblique chute that two every ends of retention means are provided with;
Two clamping cylinders that are used to push gear train, the stiff end of said clamping cylinder is fixed on the rotating mechanism web member, its movable end and the corresponding one by one fixed connection of gear train.
3. cylindrical battery bottom spot welding pick-up unit according to claim 2 is characterized in that the direction of motion of the clamping cylinder that said oblique chute is corresponding with it acutangulates or the obtuse angle.
4. cylindrical battery bottom spot welding pick-up unit according to claim 1; It is characterized in that; Said delivery device comprises two belt pulleys that are fixed on the frame; Be arranged at the propelling movement motor of the said belt pulley rotation of belt, drive on said two belt pulleys, elevating mechanism is fixed on the said belt.
5. cylindrical battery bottom spot welding pick-up unit according to claim 1 is characterized in that said delivery device comprises the screw component that is fixed on the frame, the propelling movement motor that drives said screw component transmission, and elevating mechanism is fixed on the said screw component.
6. according to claim 4 or 5 described cylindrical battery bottom spot welding pick-up units, it is characterized in that said propelling movement motor is servomotor or stepper motor.
7. according to claim 4 or 5 described cylindrical battery bottom spot welding pick-up units; It is characterized in that; Said delivery device further comprises a limited block; The upper and lower surface of said limited block is respectively established the limit guide rail that distributes along the length direction of limited block, and elevating mechanism is provided with the position limiting slide block that is complementary with said limit guide rail, and said position limiting slide block slides along limit guide rail.
8. cylindrical battery bottom spot welding pick-up unit according to claim 7; It is characterized in that; Said cylindrical battery bottom spot welding pick-up unit comprises that further one is arranged at the sensor that is used to measure cylindrical battery quantity to be detected on the frame, and said sensor electrically connects respectively through a controller and propelling movement motor, lift cylinder, rotary cylinder and clamping device.
9. cylindrical battery bottom spot welding pick-up unit according to claim 5 is characterized in that said screw component comprises screw rod, and with the nut that said screw rod is complementary, elevating mechanism is fixed on the said nut, pushes the driven by motor screw motion.
10. cylindrical battery bottom spot welding pick-up unit according to claim 9 is characterized in that said screw component comprises that further one is placed in the shaft coupling that pushes motor and screw rod junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220152830 CN202583049U (en) | 2012-04-12 | 2012-04-12 | Bottom spot welding detection device for cylindrical battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220152830 CN202583049U (en) | 2012-04-12 | 2012-04-12 | Bottom spot welding detection device for cylindrical battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202583049U true CN202583049U (en) | 2012-12-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220152830 Withdrawn - After Issue CN202583049U (en) | 2012-04-12 | 2012-04-12 | Bottom spot welding detection device for cylindrical battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202583049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608027A (en) * | 2012-04-12 | 2012-07-25 | 深圳市卓能新能源科技有限公司 | Bottom spot-welding detection device and method for cylindrical battery |
-
2012
- 2012-04-12 CN CN 201220152830 patent/CN202583049U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608027A (en) * | 2012-04-12 | 2012-07-25 | 深圳市卓能新能源科技有限公司 | Bottom spot-welding detection device and method for cylindrical battery |
| CN102608027B (en) * | 2012-04-12 | 2013-12-11 | 深圳市卓能新能源科技有限公司 | Bottom spot-welding detection device and method for cylindrical battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121205 Effective date of abandoning: 20131211 |
|
| RGAV | Abandon patent right to avoid regrant |