CN207771415U - A kind of combined type clamping jaw - Google Patents
A kind of combined type clamping jaw Download PDFInfo
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- CN207771415U CN207771415U CN201820003503.8U CN201820003503U CN207771415U CN 207771415 U CN207771415 U CN 207771415U CN 201820003503 U CN201820003503 U CN 201820003503U CN 207771415 U CN207771415 U CN 207771415U
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- clamping jaw
- combined type
- cylinder
- gripping
- hinged
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- 210000001847 Jaw Anatomy 0.000 title claims abstract description 107
- 238000006073 displacement reaction Methods 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- 230000000875 corresponding Effects 0.000 description 3
- 210000000282 Nails Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001965 increased Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a kind of combined type clamping jaws, are related to field of machinery automation.Including：Gripping arm, two gripping arms are arranged in a crossed manner, and two gripping arms are hinged；Drawing article, one end of the drawing article and one end of the gripping arm are hinged；Cylinder, the end of the piston rod of the cylinder, which is equipped with, pulls connector, and the one end of the drawing article far from gripping arm is hinged on the pulling connector；The position of clamping jaw holder, the cylinder body of the position of the clamping jaw holder relative to the cylinder is fixed, and two gripping arms are hinged on the clamping jaw holder；The cylinder drives the drawing article to drive two gripping arm movements, to drive the gripping arm to be closed or open.The utility model reduces two gripping arms and relative displacement occurs, the possibility for then causing workpiece to fall increases the stability of combined type clamping jaw by two gripping arms arranged in a crossed manner.
Description
Technical field
The utility model is related to field of machinery automation, espespecially a kind of combined type clamping jaw.
Background technology
In mechanical manufacturing field, workpiece needs to carry out a large amount of machining operation, but due to can only in fixed station
Corresponding machining operations are enough carried out, workpiece needs replacing other stations to be machined accordingly, to realize work
Part operates accordingly, existing location of workpiece transform method mainly by pneumatic-finger gripping workpiece, then by manipulator or
It is stroke cylinder etc., workpiece is placed on corresponding station.
Currently, existing pneumatic-finger is standard component, the size of the power of the gripping workpiece of pneumatic-finger is difficult to control, and
The length of the gripping arm of pneumatic-finger is fixed；For the smaller workpiece of some hardness, after being gripped using pneumatic-finger, easily cause
The damage of workpiece is unfavorable for the generation of final products；Simultaneously because the shape of workpiece is uncertain, and when workpiece is larger, pneumatic hand
Finger is also difficult to grip such workpiece, and pneumatic-finger is difficult to be continuing with, and the use scope of pneumatic-finger is smaller.
Invention content
The purpose of this utility model is to provide a kind of combined type clamping jaw, and the utility model passes through two grippings arranged in a crossed manner
Arm reduces two gripping arms and relative displacement occurs, and the possibility for then causing workpiece to fall increases the stabilization of combined type clamping jaw
Property.
The technical scheme that the utility model is provided is as follows：
A kind of combined type clamping jaw, including：Gripping arm, two gripping arms are arranged in a crossed manner, and two gripping arms are hinged；
Drawing article, one end of the drawing article and one end of the gripping arm are hinged；The end of cylinder, the piston rod of the cylinder is equipped with
Connector is pulled, the one end of the drawing article far from gripping arm is hinged on the pulling connector；Clamping jaw holder, the clamping jaw holder
Position fixed relative to the position of the cylinder body of the cylinder, two gripping arms are hinged on the clamping jaw holder；It is described
Cylinder drives the drawing article to drive two gripping arm movements, to drive the gripping arm to be closed or open.
Cylinder and clamping jaw holder are fixed, in use, after controller detects that workpiece reaches preset position, controller
The piston rod action of cylinder can be controlled, the distance between the end of piston rod and the pivot center of two gripping arms constantly subtract
It is small, and drawing article and gripping arm are hard parts, drawing article can drive the end of two gripping arms to be located remotely from each other, two grippings
Another end of arm is also located remotely from each other, and realizes the opening of gripping arm, and workpiece can be placed between two gripping arms；Control
After device controls cylinder contraction, two gripping arms can be closed, and realize the effect of the clamping workpiece of gripping arm；The utility model energy
Enough by the setting of two gripping arms, gripping arm is controlled to grip workpiece, while being passed through the length for changing gripping arm and being pulled branch
The length of plate controls the angle and displacement that two gripping arms are opened, and combined type clamping jaw is enable to grip the larger workpiece of length,
Increase the gripping range of combined type clamping jaw；Cylinder diameter by controlling cylinder is the gripping power between can control two gripping arms,
Reduce the possibility of clamping jaw defective work piece；Two gripping arms are arranged in a crossed manner, and two gripping arms are hinged on clamping jaw holder, reduce
Relative displacements occur for two gripping arms, and the possibility for then causing workpiece to fall increases the stability of combined type clamping jaw.
Further, arranged in a crossed manner two gripping arms form a clamping jaw, and connection is equipped between multiple clamping jaws
Bar, the connecting rod and the drawing article are hinged.
In the technical program, can connect multiple clamping jaws by connecting rod can when cylinder drives clamping jaw by actuator
Connecting rod action is directly driven, and drives the gripping arm of clamping jaw to act by the movement of connecting rod so that cylinder being capable of same time control
Multiple clamping jaw common actions are made, the control of clamping jaw is facilitated；Multiple clamping jaws can be opened and be closed simultaneously simultaneously, and clamping jaw can be same
When grip multiple workpiece, increase the service efficiency of clamping jaw.
Further, it is connected by the same connecting rod positioned at the gripping arm of the same side in multiple clamping jaws.
In the technical program, the gripping arm common action in all clamping jaws is driven by a connecting rod, convenient for clamping jaw and
The making of connecting rod, the gripping dynamics that can also control multiple identical clamping jaws is consistent with gripping range, is easy to implement workpiece clamp
The standardization for taking process is also beneficial to repair combined type clamping jaw according to the gripping situation of each workpiece.
Further, the drawing article includes two pulling support plates, and two pulling support plates are close to the pulling connector
One end is coaxially hinged on the pulling connector, and two pull support plate to be respectively hinged at difference far from described one end for pulling connector
In the connecting rod of side.
In the technical program, connecting rod can be hinged on the end for pulling connector, increase the arm of force for pulling support plate, also increase
The big torque for pulling support plate, convenient for pulling support plate to pull connecting rod.
Further, the angle of the formation between two pulling support plates is 5~180 degree.
In the technical program, by the way that the pulling support plate of different length is arranged, and in the state that clamping jaw opens, two drawings
Angle maximum between dynamic support plate can be in 180 degree, i.e., two pull support plate parallel；When two clamping jaws are closed, and to connect
After extension bar is connected on pulling support plate, two angle minimums pulled between support plates can be in 5 degree, increase the work for pulling support plate
Range is moved, also the use scope of increased clamping jaw.
Further, the one end of the gripping arm far from the drawing article forms clamping part, and the clamping part is along perpendicular to institute
The length direction for stating gripping arm extends to form flange, and one close to the adjacent clamping part in the clamping part is arranged in the flange
Side.
In the technical program, when the gripping position of workpiece is smaller, the clamping part shifted to install makes by circumferential power,
Workpiece is difficult to balance, and clamping jaw is difficult to stable holding workpiece；The clamping part and flange of two clamping jaws can be connected to workpiece respectively
Both ends, the pressure that workpiece both ends are subject to enable to workpiece stable holding in clamping jaw, reduce what workpiece was fallen out of clamping jaw
It may.
Further, the clamping jaw holder includes horizontal support plate, vertical support plate, and two gripping arms are hinged on described vertical jointly
On support plate.
In the technical program, on the vertical support plate that the pivot centers of two clamping jaws can be respectively provided at both sides, reduce
The possibility of the pivot center offset of gripping arm so that clamping jaw can stablize gripping workpiece；Multiple clamping jaw interference are also reduced simultaneously
Possibility so that combined type clamping jaw can stablize gripping workpiece.
Further, the side of the horizontal support plate offers opening, width direction of the opening along the horizontal support plate
Extend to form connectivity slot；The diameter of the piston rod of the cylinder is less than the size of the opening.
In the technical program, the piston rod of cylinder can enter connectivity slot by opening, reduce the piston rod of cylinder with
The possibility of horizontal support plate interference so that clamping jaw can stablize gripping workpiece；And the diameter of piston rod is enable to be less than opening, gas
The piston rod of cylinder can be threaded through in connectivity slot, and the piston rod of cylinder can slide in connectivity slot, reduce the piston of cylinder
The possibility of bar and connectivity slot interference.
Further, the size for pulling the width of connector to be more than the opening.
In the technical program, after the location determination of cylinder and clamping jaw holder, and piston rod be located at connectivity slot it is interior after, pulling connects
Head can be always positioned in clamping jaw holder, and connector is pulled to be difficult to, across connectivity slot, reduce drawing article and with clamping jaw holder interfere
Possibility so that clamping jaw can stable holding workpiece, also increase the stability of combined type clamping jaw.
Further, the stroke of the cylinder is more than displacement when two gripping arms are opened completely.
In the technical program, gripping arm fully can be opened and be closed, and be sufficiently used gripping arm, increase gripping
The use scope of arm reduces unnecessary waste.
Compared with prior art, a kind of combined type clamping jaw provided by the utility model has the advantages that：
1, the utility model reduces two gripping arms and relative displacement occurs by two gripping arms arranged in a crossed manner, after
And the possibility for causing workpiece to fall, increase the stability of combined type clamping jaw.
2, workpiece is gripped by gripping arm, combined type clamping jaw can grip the larger workpiece of length, increase combined type
The use scope of clamping jaw.
3, by the setting of connecting rod, drawing article can drive connecting rod to move, and multiple gripping arms is then driven to transport jointly
It is dynamic, increase the service efficiency of combined type clamping jaw.
4, flange and clamping part can grip workpiece jointly, and when reducing clamping jaw gripping workpiece, the possibility that workpiece is fallen increases
The stability of clamping jaw is added.
Description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to a kind of the upper of combined type clamping jaw
Characteristic, technical characteristic, advantage and its realization method is stated to be further described.
Fig. 1 is a kind of structural schematic diagram of combined type clamping jaw of the utility model；
Drawing reference numeral explanation：10. clamping jaw holder, 11. horizontal support plates, 12. vertical support plates, 13. clamping jaw pins, 14. openings,
15. connectivity slot, 20. gripping arms, 21. interconnecting pieces, 22. clamping parts, 23. connecting rods, 24. flanges, 30. cylinders, 40. pullings connect
Head, 41. grooves, 42. pull pin, and 43. pull support plate.
Specific implementation mode
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, attached drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that the accompanying drawings in the following description is only the one of the utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings, and obtains other embodiments.
To make simplified form, only schematically shown in each figure with the relevant part of the utility model, they are not
Represent its practical structures as product.In addition, so that simplified form is easy to understand, there is identical structure or work(in some figures
The component of energy, only symbolically depicts one of those, or only marked one of those.Herein, "one" is not only
It indicates " only this ", can also indicate the situation of " more than one ".
According to a kind of embodiment provided by the utility model, as shown in Figure 1, a kind of combined type clamping jaw, including clamping jaw holder
10, clamping jaw holder 10 includes a horizontal support plate 11 and the vertical support plate 12 for being fixed on 11 left and right ends of horizontal support plate；Two perpendicular
The lower end of allotment plate 12 is respectively and fixedly provided with the clamping jaw pin 13 of horizontal direction, is set between two vertical support plates 12 there are two clamping jaw, two
A clamping jaw is separately positioned on the two vertical support plates 12 in left and right；Clamping jaw includes two gripping arms 20 arranged in a crossed manner, two grippings
Arm 20 is hinged, and two gripping arms 20 are coaxially set on clamping jaw pin 13, and two gripping arms 20 can be along clamping jaw pin
The axis direction rotation of nail 13, and realize the opening and closing of clamping jaw.
Gripping arm 20 includes the clamping part 22 of the interconnecting piece 21 and lower end of 13 upper end of clamping jaw pin, and two clamping parts 22 can
Common clamping workpiece；Two interconnecting pieces 21 of front side are connected by the connecting rod 23 of a horizontal direction, two connections of rear side
Portion 21 is connected by the connecting rod 23 of another horizontal direction, and two clamping jaws can be fixedly connected by two connecting rods 23.
The front side of horizontal support plate 11 is opened up there are one opening 14, and opening 14 extends to form connectivity slot 15 to rear side.Clamping jaw branch
The top of frame 10 is additionally provided with a cylinder 30, and the stroke of cylinder 30 is more than displacement when two gripping arms 20 are opened, i.e. cylinder 30
Stroke be more than interconnecting piece 21 length.The width of connectivity slot 15 is more than the diameter of 30 piston rod of cylinder, the piston rod of cylinder 30
Connectivity slot 15 can be passed down through.The lower end of 30 piston rod of cylinder is fixed there are one connector 40 is pulled, and the width of connector 40 is pulled
More than the size of opening 14, connector 40 is pulled to be difficult to from downside upwardly through connectivity slot 15.
It pulls the downside of connector 40 to open up there are one groove 41, pulls the drawing for being further fixed on a horizontal direction in connector 40
Dynamic pin 42, pulls pin 42 that can pass through groove 41；Pin 42 is pulled to be equipped with drawing article, drawing article includes two and pulls branch
Plate 43, the upper end of two pulling support plates 43, which is coaxially set in, to be pulled on pin 42, and the upper end of two pulling support plates 43 is arranged at
In groove 41, two pull capable of being rotated along the axis direction of pulling pin 42 for support plate 43.One pulls support plate 43
Lower end is set in the connecting rod 23 of front side, and can be rotated along the axis of the connecting rod 23, another pulls support plate 43
Lower end is set in the connecting rod 23 of rear side, and can be rotated along the axis of the connecting rod 23.
For the improvement of above-described embodiment, in the present embodiment, clamping part 22 prolongs along the length direction perpendicular to gripping arm 20
It stretches to form flange 24, flange 24 is arranged in clamping part 22 close to the side of another gripping arm of same clamping jaw 20, the folder of two clamping jaws
Holding portion 22 and flange 24 being capable of common clamping workpiece, it is preferable that the width of flange 24 is of same size with clamping part 22.
For the improvement of above-described embodiment, in the present embodiment, pass through the length that change pulls support plate 43, two pullings
The angle of formation between support plate 43 is 5~180 degree；Two pull support plate 43 in the process that clamping jaw is closed, that is, work as connecting rod
23 are connected to another when pulling on support plate 43, and two angle minimums pulled between support plates 43 can form 5 degree of angle.Two
After a pulling support plate 43 is opened, the axis of two connecting rods 23 is located in the same horizontal plane with the axis of pin 42 is pulled, two
It is 180 degree to pull the angle between support plate 43.
For the improvement of above-described embodiment, in the present embodiment, multiple vertical directions are also fixedly connected on horizontal support plate 11
Vertical support plate 12, be respectively provided with that there are one clamping jaws on each vertical support plate 12；Still through two connecting rods between multiple clamping jaws
23 connections, multiple interconnecting pieces 21 of front side are connected by a connecting rod 23, and multiple interconnecting pieces 21 of rear side are connected by another
Extension bar 23 connects.
The course of work of this combined type clamping jaw is further illustrated with reference to Fig. 1：
In use, the cylinder body of cylinder 30 first and clamping jaw holder 10 are fixed on stroke cylinder 30, and cylinder 30 is led to
Gas, and magnetic induction sensor is set in corresponding position, for incuding workpiece.After workpiece motion s are to position appropriate, magnetic strength
Inductive sensing device can sense that workpiece, controller can control the action of cylinder 30, and the piston rod of cylinder 30 is protruding, clamping jaw pin
Spacing between nail 13 and pulling pin 42 constantly reduces, and two pull the angle between support plates 43 constantly to increase, and then control
Spacing between two connecting rods 23 constantly increases, and the angle between two in clamping jaw interconnecting piece 21 is also increasing, by
Arranged in a crossed manner in the gripping arm 20 in clamping jaw, the angle between two clamping parts 22 also increases, and realizes the opening of clamping jaw.
Workpiece can be placed between two clamping parts 22 and flange 24, and the piston rod that controller controls cylinder 30 is shunk,
The clamping part 22 of two clamping jaws can clamp workpiece with flange 24, realize the workpiece grabbing of combined type clamping jaw.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
Under the premise of, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of combined type clamping jaw, which is characterized in that including：
Gripping arm, two gripping arms are arranged in a crossed manner, and two gripping arms are hinged；
Drawing article, one end of the drawing article and one end of the gripping arm are hinged；
Cylinder, the end of the piston rod of the cylinder, which is equipped with, pulls connector, and the one end of the drawing article far from gripping arm is hinged on
On the pulling connector；
The position of clamping jaw holder, the cylinder body of the position of the clamping jaw holder relative to the cylinder is fixed, two gripping arms
It is hinged on the clamping jaw holder；
The cylinder drives the drawing article to drive two gripping arm movements, to drive the gripping arm to be closed or open.
2. a kind of combined type clamping jaw according to claim 1, it is characterised in that：
Two gripping arms arranged in a crossed manner form a clamping jaw, and connecting rod, the connection are equipped between multiple clamping jaws
Bar and the drawing article are hinged.
3. a kind of combined type clamping jaw according to claim 2, it is characterised in that：
It is connected by the same connecting rod positioned at the gripping arm of the same side in multiple clamping jaws.
4. a kind of combined type clamping jaw according to claim 2, it is characterised in that：
The drawing article includes two pulling support plates, and two pulling support plates are coaxially hinged close to described one end for pulling connector
On the pulling connector, two pull support plate far from the connection for pulling one end of connector to be respectively hinged at not homonymy
On bar.
5. a kind of combined type clamping jaw according to claim 4, it is characterised in that：
The angle of formation between two pulling support plates is 5~180 degree.
6. a kind of combined type clamping jaw according to claim 1, it is characterised in that：
The one end of the gripping arm far from the drawing article forms clamping part, and the clamping part is along the length perpendicular to the gripping arm
Degree direction extends to form flange, and the flange is arranged in the clamping part close to the side of the adjacent clamping part.
7. a kind of combined type clamping jaw according to claim 1, which is characterized in that further include：
The clamping jaw holder includes horizontal support plate, vertical support plate, and two gripping arms are hinged on jointly on the vertical support plate.
8. a kind of combined type clamping jaw according to claim 7, which is characterized in that
The side of the horizontal support plate offers opening, and the opening extends to form connection along the width direction of the horizontal support plate
Slot；The diameter of the piston rod of the cylinder is less than the size of the opening.
9. a kind of combined type clamping jaw according to claim 8, which is characterized in that
The size for pulling the width of connector to be more than the opening.
10. a kind of combined type clamping jaw according to any one of claim 1~9, which is characterized in that
The stroke of the cylinder is more than displacement when two gripping arms are opened completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820003503.8U CN207771415U (en) | 2018-01-02 | 2018-01-02 | A kind of combined type clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820003503.8U CN207771415U (en) | 2018-01-02 | 2018-01-02 | A kind of combined type clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207771415U true CN207771415U (en) | 2018-08-28 |
Family
ID=63223317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820003503.8U Active CN207771415U (en) | 2018-01-02 | 2018-01-02 | A kind of combined type clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207771415U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114554854A (en) * | 2019-09-10 | 2022-05-27 | 迪欧斯纳迪克斯&索恩有限公司 | Dough kneading machine with clamp lock for fixing bowl vehicle |
-
2018
- 2018-01-02 CN CN201820003503.8U patent/CN207771415U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114554854A (en) * | 2019-09-10 | 2022-05-27 | 迪欧斯纳迪克斯&索恩有限公司 | Dough kneading machine with clamp lock for fixing bowl vehicle |
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