CN220972413U - Single-drive positioning clamping mechanism - Google Patents
Single-drive positioning clamping mechanism Download PDFInfo
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- CN220972413U CN220972413U CN202322535531.8U CN202322535531U CN220972413U CN 220972413 U CN220972413 U CN 220972413U CN 202322535531 U CN202322535531 U CN 202322535531U CN 220972413 U CN220972413 U CN 220972413U
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- clamping
- clamping jaw
- positioning
- guide rail
- clamping jaws
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- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims abstract description 20
- 230000001360 synchronised effect Effects 0.000 claims description 38
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 239000013307 optical fiber Substances 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a single-drive positioning clamping mechanism which comprises a mounting seat, a guide rail assembly arranged on the mounting seat, a clamping jaw assembly slidably arranged on the guide rail assembly and a driving device for controlling the clamping jaw assembly to move along the guide rail assembly, wherein positioning units are arranged at two ends of the guide rail assembly, the clamping jaw assembly is provided with a clamping end and a control end for controlling the clamping end to open and clamp, the control end is provided with an extending part, and when the clamping jaw assembly moves to the positioning unit at one end, the extending part is used for clamping or opening the clamping end under the control of the positioning unit. According to the utility model, the telescopic and clamping opening movement of the clamping jaw can be realized through one servo motor, so that the communication time is saved, the efficiency is improved, and the equipment cost is reduced.
Description
Technical Field
The utility model relates to a clamping mechanism, in particular to a single-drive positioning clamping mechanism.
Background
The mechanism is got to clamp commonly has pneumatic clamping jaw and electronic clamping jaw, but in some occasions that control requirement is higher (electronic cam linkage), communication and the execution time of pneumatic clamping jaw and electronic clamping jaw are too long, influence efficiency, do not satisfy the use, and pneumatic clamping jaw's clamping force adjusts difficulty, can not accurate regulation clamping force of clamping jaw, and electronic clamping jaw generally needs to be equipped with parts such as driving motor and decelerator, needs higher cost to can lead to whole mechanism's volume relatively great, increases the weight of mechanism, is difficult to install and use in narrow and small space.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides the single-drive positioning clamping mechanism, which can realize the stretching and clamping opening movements of the clamping jaw through one servo motor, thereby saving communication time, improving efficiency and reducing equipment cost.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a mechanism is got to single drive location clamp, includes the mount pad, locates the guide rail subassembly on the mount pad, slidable locates the clamping jaw subassembly on the guide rail subassembly and is used for controlling the drive arrangement that clamping jaw subassembly removed along the guide rail subassembly, guide rail subassembly's both ends all are equipped with positioning unit, clamping jaw subassembly has a tight end of clamp and a control end that controls tight end and clamp, the control end has a stretching part, and when clamping jaw subassembly moved to the positioning unit department of wherein one end, the stretching part realizes tightly tight or the stretching of clamp end under positioning unit's control.
As the preferable technical scheme, the clamping jaw assembly comprises a clamping jaw mounting plate, a pair of clamping jaws and a plurality of groups of swing arms, wherein the clamping jaw mounting plate is arranged on the guide rail assembly in a sliding mode, a belt connecting block is arranged on the clamping jaw mounting plate, one end of the belt connecting block is connected with the driving device and used for driving the clamping jaws to extend or retract, the swing arms are arranged on the clamping jaw mounting plate in a hinged mode through hinge shafts, the clamping jaws are arranged on the clamping jaw mounting plate and are hinged with the swing arms through hinge shafts, the hinge shafts of the swing arms are parallel to the hinge shafts of the clamping jaws, an elastic piece is arranged between the two clamping jaws, when the extending part does not touch the positioning unit, the elastic piece enables the two clamping jaws to clamp, and when the extending part touches the positioning unit, the two clamping jaws are opened under the driving of the plurality of groups of swing arms.
As the preferable technical scheme, be provided with guiding axle and deflector on the clamping jaw, the guiding axle sets up on one of them clamping jaw, the deflector passes through the fix with screw setting on another clamping jaw, the spacing groove has been seted up on the deflector, the spacing groove with the swing arm has the contained angle, the guiding axle inserts respectively in the spacing groove that corresponds, and with the cooperation of deflector realizes the synchronous symmetrical motion of two clamping jaws.
As the preferable technical scheme, be equipped with three pairs of hanging scroll on two the clamping jaw, be connected with the elastic component on the hanging scroll, the elastic component is the extension spring, the both ends of extension spring hang respectively on two hanging scroll in same pair of clamping jaw, clamping jaw accessible increase or reduce the clamping force of clamping jaw.
As the preferable technical scheme, the clamping jaw mounting plate is provided with a stop pin, and the stop pin is arranged on the inner side of the swing arm and used for limiting the position of the swing arm.
As the preferable technical scheme, one side of mount pad is provided with sensor subassembly, sensor subassembly includes fiber optic mount pad, U type photoelectric switch and sensor pointer, the fiber optic mount pad sets up one side of mount pad, U type photoelectric switch installs respectively the both ends of fiber optic mount pad, the one end fixed mounting of sensor pointer is in on the belt connecting block.
As the preferable technical scheme, the driving device comprises a servo motor and a synchronous belt assembly, wherein the synchronous belt assembly comprises a first synchronous wheel, a second synchronous wheel and a synchronous belt, the first synchronous wheel is in driving connection with the servo motor, the second synchronous wheel is installed on the installation seat through a synchronous belt wheel seat, and the synchronous belt is sleeved on the first synchronous wheel and the second synchronous wheel.
As the preferable technical scheme, the guide rail assembly comprises a guide rail mounting plate, a linear guide rail and a sliding block, wherein the guide rail mounting plate is fixedly mounted on the mounting seat, the linear guide rail is arranged on the guide rail mounting plate, and the sliding block is arranged on the linear guide rail.
As the preferable technical scheme, the bottom of the guide rail component is provided with a plurality of angle connecting pieces, and the angle connecting pieces are used for connecting the two guide rail components.
As an optimal technical scheme, the positioning unit comprises a clamping positioning plate and a plurality of positioning screws, wherein the clamping positioning plate is fixedly arranged on the angle connecting piece, and the positioning screws are respectively arranged at two ends of the clamping positioning plate.
The beneficial effects of the utility model are as follows: the utility model provides a single-drive positioning clamping mechanism, which realizes the telescopic movement of clamping jaws through one servo motor, and realizes the clamping and opening movement of the clamping jaws under the action of a positioning screw and a positioning block, thereby saving communication time, improving efficiency and reducing equipment cost.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a single drive positioning and gripping mechanism according to an embodiment of the present utility model;
FIG. 2 is a schematic view of one side of a single drive positioning and gripping mechanism according to the present utility model;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a side view of a single drive positioning and gripping mechanism provided by the present utility model;
FIG. 5 is a schematic view of the drive and rail assembly of FIG. 1;
FIG. 6 is a schematic view of the clamping jaw in the clamped state of the present utility model;
Fig. 7 is a schematic view of the structure of the clamping jaw in an opened state in the utility model.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1-7, an embodiment of the utility model provides a single-drive positioning and clamping mechanism, which comprises a mounting seat 1, a guide rail assembly 2 arranged on the mounting seat 1, a clamping jaw assembly 3 slidably arranged on the guide rail assembly 2, and a driving device 4 for controlling the clamping jaw assembly 3 to move along the guide rail assembly 2, wherein a plurality of angle connectors 8 are arranged at the bottom of the guide rail assembly 2, and the angle connectors 8 are used for connecting the two guide rail assemblies 2. The two ends of the guide rail assembly 2 are respectively provided with a positioning unit 5, the clamping jaw assembly 3 is provided with a clamping end and a control end for controlling the clamping end to open and clamp, the control end is provided with an extension part, and when the clamping jaw assembly 3 moves to the positioning unit 5 at one end, the extension part is used for clamping or opening the clamping end under the control of the positioning unit 5.
In the utility model, the clamping mechanism is provided with two groups of guide rail assemblies 2, two groups of clamping jaw assemblies 3 and two driving devices 4, the clamping jaw assemblies 3 respectively control the stretching and retracting movements of clamping jaws 32 in the clamping jaw assemblies 3 through one driving device 4, the two guide rail assemblies 2 are connected through arranging an angle connecting piece 8 at the bottom of the guide rail assemblies 2, the communication time is saved, the efficiency is improved, and the equipment cost is reduced.
Further, the driving device 4 comprises a servo motor 41 and a synchronous belt 45 assembly, the synchronous belt 45 assembly comprises a first synchronous wheel 42, a second synchronous wheel 43 and a synchronous belt 45, the first synchronous wheel 42 is in driving connection with the servo motor 41, the second synchronous wheel 43 is installed on the installation seat 1 through a synchronous belt wheel seat 44, the synchronous belt 45 is sleeved on the first synchronous wheel 42 and the second synchronous wheel 43, the servo motor 41 drives the first synchronous wheel 42 to rotate, the first synchronous wheel 42 and the second synchronous wheel 43 are synchronously rotated through transmission of the synchronous belt 45, and accordingly the clamping jaw assembly is driven to extend or retract.
The guide rail assembly 2 comprises a guide rail mounting plate 21, a linear guide rail 22 and a sliding block 23, wherein the guide rail mounting plate 21 is fixedly mounted on the mounting seat 1, the linear guide rail 22 is arranged on the guide rail mounting plate 21, the sliding block 23 is arranged on the linear guide rail 22, a belt tensioning block is arranged on one side, close to the driving device 4, of the guide rail mounting plate 21, and the belt tensioning block adjusts the tension of the synchronous belt 45 along with the expansion and contraction of the synchronous belt 45, so that the friction force between the synchronous belt 45 and the synchronous wheel is adjusted.
Further, the clamping jaw assembly 3 comprises a clamping jaw mounting plate 31, a pair of clamping jaws 32 and a plurality of groups of swinging arms 33, the clamping jaw mounting plate 31 is slidably arranged on the linear guide rail 22 through a sliding block 23, a belt connecting block 7 is arranged on the clamping jaw mounting plate 31, one end of the belt connecting block 7 is arranged on the clamping jaw mounting plate 31, the other end of the belt connecting block is connected with a synchronous belt 45, the clamping jaws 32 extend and retract through running on the guide rail assembly 2 through belt transmission, the swinging arms 33 are hinged on the clamping jaw mounting plate 31 through hinging shafts, the clamping jaws 32 are arranged on the clamping jaw mounting plate 31 and hinged with the swinging arms 33 through hinging shafts, the hinging shafts of the swinging arms 33 are parallel to the hinging shafts of the clamping jaws 32, one end of the clamping jaws 32 is a clamping end, the other end is an assembling end, the assembling end is hinged with a control end, elastic piece is arranged between the two clamping jaws 33 and hinged on the mounting plate 31, when the extending portions do not touch the positioning jaw unit 5, the two clamping jaws 32 are clamped tightly, when the extending portions 5 touch the positioning jaw unit 36, the two clamping jaw units 36 touch the positioning jaw unit 36, and when the extending jaw units 36 touch the positioning jaw unit 36, the other ends are arranged on one sides of the positioning jaw unit 36, and the positioning jaw unit 32 are positioned when the clamping jaw units 36. When the clamping jaw assembly 3 runs on the guide rail assembly 2 through belt transmission and the positioning plate 36 contacts the positioning unit 5 in the extending process, the clamping jaw 32 stops extending under the action of the positioning unit 5, and the swinging arm 33 rotates to start to execute clamping movement; when the positioning plate 36 contacts the positioning unit 5 during retraction, the clamping jaw 32 stops retracting movement under the action of the positioning unit 5, and the swing arm 33 rotates to start to perform opening movement.
Further, a stop pin 34 is disposed on the jaw mounting plate 31, and the stop pin 34 is disposed on the inner side of the swing arm 33, for limiting the position of the swing arm 33.
The two clamping jaws 32 are provided with three pairs of hanging shafts 35, the hanging shafts 35 are connected with elastic pieces, the elastic pieces are tension springs, two ends of each tension spring are respectively hung on the two hanging shafts 35 in the same pair of clamping jaws, the hanging shafts 35 are used for connecting the tension springs, when the clamping jaws 32 perform clamping movement, the clamping jaws 32 can adjust the clamping force of the clamping jaws 32 by increasing or reducing the number of the elastic pieces, and the clamping force of the clamping jaws 32 can also be adjusted by using the elastic pieces with different elastic piece constants.
Be provided with guiding axle 92 and deflector 91 on the clamping jaw 32, the guiding axle 92 sets up on one of them clamping jaw 32, the deflector 91 passes through the fix with screw setting on another clamping jaw 32, two spacing grooves have been seted up on the deflector 91, the spacing groove with the swing arm has the contained angle, the guiding axle 92 inserts respectively in the spacing groove that corresponds, and two clamping jaws 32 are synchronous symmetrical motion under the combined action of deflector 91 and guiding axle 92, have guaranteed that the centre of clamp position is unchangeable.
In the present utility model, when the swing arm 33 starts to rotate, the jaw 32 starts to perform a clamping or opening movement, the stopper pin 34 is fixedly installed on the jaw mounting plate 31, and when the swing arm 33 passes the maximum position, the jaw 32 stops moving and maintains an opening state by the action of the stopper pin 34 and the spring, and returns to an initial state to be ready for the next cycle.
Further, the positioning unit 5 includes a clamping positioning plate 51 and a plurality of positioning screws 52, the clamping positioning plate 51 is fixedly mounted on the angle connector 8, and the positioning screws 52 are respectively mounted at two ends of the clamping positioning plate 51.
Further, a sensor assembly 6 is disposed on one side of the mounting seat 1, the sensor assembly 6 includes an optical fiber mounting seat 61, a U-shaped photoelectric switch 62 and a sensor pointer 63, the optical fiber mounting seat 61 is disposed on one side of the mounting seat 1, the U-shaped photoelectric switch 62 is respectively mounted on two ends of the optical fiber mounting seat 61, and one end of the sensor pointer 63 is fixedly mounted on the belt connection block 7.
In the utility model, the servo motor 41 drives the first synchronous wheel 42 to rotate, so that the synchronous belt 45 starts to drive and drives the second synchronous wheel 43 to synchronously rotate, the belt connecting block 7 is respectively connected with the synchronous belt 45 and the clamping jaw 32 mounting block, so that the clamping jaw 32 moves on the linear guide rail 22 to realize the extending and retracting movement, when the clamping jaw 32 realizes the extending movement on the linear guide rail 22, when the positioning plate 36 contacts the positioning screw 52, the clamping jaw 32 stops the extending movement under the action of the positioning screw 52, at the moment, the swinging arm 33 starts to rotate to start to perform the clamping movement, and under the action of the guide plate 91 and the guide shaft 92, the two clamping jaws 32 start to retract under the action of the positioning screw 52, when the positioning plate 36 contacts the positioning screw 52, the clamping jaw 32 stops the retracting movement under the action of the positioning screw 52, at the moment, the swinging arm 33 starts to rotate to start to perform the opening movement, and after the swinging arm 33 crosses the maximum position, the movement is stopped under the action of the stop pin 34 and the spring, the opening is kept, and the next cycle is started.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and the equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a mechanism is got to single drive location clamp, its characterized in that includes the mount pad, locates the guide rail subassembly on the mount pad, slidable locates the clamping jaw subassembly on the guide rail subassembly and is used for controlling the drive arrangement that clamping jaw subassembly removed along the guide rail subassembly, the both ends of guide rail subassembly all are equipped with positioning unit, clamping jaw subassembly has a tight end of clamp and a control end that controls tight end and clamp, the control end has a stretching out, and when clamping jaw subassembly moved to the positioning unit department of wherein one end, the stretching out realizes tightly tight end clamp or stretch out under the control of positioning unit.
2. The single-drive positioning clamp mechanism according to claim 1, wherein the clamping jaw assembly comprises a clamping jaw mounting plate, a pair of clamping jaws and a plurality of groups of swinging arms, the clamping jaw mounting plate is slidably arranged on the guide rail assembly, a belt connecting block is arranged on the clamping jaw mounting plate, one end of the belt connecting block is connected with the driving device and used for driving the clamping jaws to stretch out or retract, the swinging arms are hinged on the clamping jaw mounting plate through hinge shafts, the clamping jaws are arranged on the clamping jaw mounting plate and are hinged with the swinging arms through hinge shafts, the hinge shafts of the swinging arms are parallel to the hinge shafts of the clamping jaws, an elastic piece is arranged between the two clamping jaws, when the stretching part does not touch the positioning unit, the two clamping jaws are clamped by the elastic piece, and when the stretching part touches the positioning unit, the two clamping jaws are stretched under the driving of the plurality of groups of swinging arms.
3. The single-drive positioning clamping mechanism according to claim 2, wherein a guide shaft and a guide plate are arranged on the clamping jaws, the guide shaft is arranged on one clamping jaw, the guide plate is fixedly arranged on the other clamping jaw through a screw, a limiting groove is formed in the guide plate, the limiting groove and the swing arm have included angles, and the guide shaft is respectively inserted into the corresponding limiting grooves and matched with the guide plate to realize synchronous symmetrical movement of the two clamping jaws.
4. The single-drive positioning clamping mechanism according to claim 2, wherein three pairs of hanging shafts are arranged on two clamping jaws, elastic pieces are connected to the hanging shafts, the elastic pieces are tension springs, two ends of each tension spring are respectively hung on two hanging shafts in the same pair of clamping jaws, and clamping force of the clamping jaws can be adjusted by increasing or decreasing the number of the elastic pieces.
5. The single drive positioning clamp mechanism according to claim 2, wherein a stop pin is provided on the jaw mounting plate, the stop pin being provided on an inner side of the swing arm for limiting a position of the swing arm.
6. The single-drive positioning and clamping mechanism according to claim 2, wherein a sensor assembly is arranged on one side of the mounting seat, the sensor assembly comprises an optical fiber mounting seat, a U-shaped photoelectric switch and a sensor pointer, the optical fiber mounting seat is arranged on one side of the mounting seat, the U-shaped photoelectric switch is respectively arranged at two ends of the optical fiber mounting seat, and one end of the sensor pointer is fixedly arranged on the belt connecting block.
7. The single drive positioning and gripping mechanism according to claim 1, wherein the drive means comprises a servo motor and a timing belt assembly comprising a first timing wheel, a second timing wheel and a timing belt, the first timing wheel being drivingly connected to the servo motor, the second timing wheel being mounted on the mounting base by a timing belt wheel mount, the timing belt being sleeved on the first and second timing wheels.
8. The single drive positioning clamp mechanism of claim 1, wherein the rail assembly comprises a rail mounting plate fixedly mounted on the mounting base, a linear rail disposed on the rail mounting plate, and a slider disposed on the linear rail.
9. The single drive positioning and gripping mechanism according to claim 8, wherein the bottom of the rail assemblies is provided with a plurality of angle connectors for connecting the two rail assemblies.
10. The single drive positioning clamp mechanism of claim 9, wherein the positioning unit comprises a clamp positioning plate fixedly mounted on the angle connector and a plurality of positioning screws mounted at each end of the clamp positioning plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322535531.8U CN220972413U (en) | 2023-09-18 | 2023-09-18 | Single-drive positioning clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322535531.8U CN220972413U (en) | 2023-09-18 | 2023-09-18 | Single-drive positioning clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220972413U true CN220972413U (en) | 2024-05-17 |
Family
ID=91054614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322535531.8U Active CN220972413U (en) | 2023-09-18 | 2023-09-18 | Single-drive positioning clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220972413U (en) |
-
2023
- 2023-09-18 CN CN202322535531.8U patent/CN220972413U/en active Active
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