CN209970771U - Clamping jaw and manipulator - Google Patents
Clamping jaw and manipulator Download PDFInfo
- Publication number
- CN209970771U CN209970771U CN201920736400.7U CN201920736400U CN209970771U CN 209970771 U CN209970771 U CN 209970771U CN 201920736400 U CN201920736400 U CN 201920736400U CN 209970771 U CN209970771 U CN 209970771U
- Authority
- CN
- China
- Prior art keywords
- arm
- clamping
- jaw
- crankshaft
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a clamping jaw and manipulator relates to bent axle transportation technical field, the utility model provides a clamping jaw includes support, main shaft arm lock subassembly and connecting rod axle locating arm, and main shaft arm lock subassembly and leg joint are used for pressing from both sides to get at least one main shaft on the bent axle, and connecting rod axle locating arm and leg joint are used for offsetting with at least one connecting rod axle on the bent axle to inject the position of bent axle for the support. The utility model provides a clamping jaw can replace manual operation to snatch the bent axle, effectively reduces workman's intensity of labour, and when the clamp got the bent axle each time, the bent axle was fixed for the position of main shaft arm lock subassembly, does not need artifical adjustment, improves bent axle machining efficiency.
Description
Technical Field
The utility model belongs to the technical field of the bent axle is transported and specifically relates to a clamping jaw and manipulator are related to.
Background
The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine.
All be manual operation in the current bent axle course of working, handling efficiency is low, especially when the bent axle size is great, needs a plurality of workman's cooperation transport, has increased workman's intensity of labour to a great extent, reduces bent axle machining efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clamping jaw and manipulator can reduce workman's intensity of labour, and when the clamp got the bent axle each time, the bent axle was fixed for the position of main shaft arm lock subassembly, does not need artifical adjustment, improves bent axle machining efficiency.
In order to achieve the above object, the utility model provides a following technical scheme:
in a first aspect, the utility model provides a clamping jaw, including support, main shaft arm lock subassembly and connecting rod axle location arm, main shaft arm lock subassembly with leg joint is used for pressing from both sides and gets at least one main shaft on the bent axle, connecting rod axle location arm with leg joint be used for with at least one connecting rod axle offsets on the bent axle, in order to inject the bent axle for the position of support.
Furthermore, the spindle clamping arm assembly comprises a first clamping arm and a second clamping arm which are arranged on the support oppositely, and the first clamping arm and the second clamping arm are used for clamping any spindle on the crankshaft.
Further, the main shaft clamping arm assembly further comprises a first driving piece and a second driving piece which are arranged on the support, the first driving piece is connected with the first clamping arm and used for driving the first clamping arm to clamp any main shaft on the crankshaft, and the second driving piece is connected with the second clamping arm and used for driving the second clamping arm to clamp any main shaft on the crankshaft.
Furthermore, the first clamping arm comprises a first clamping jaw and a second clamping jaw, the first clamping jaw is connected with the support in a sliding mode, the second clamping jaw is connected with the support in a sliding mode, and a first clamping groove used for clamping any main shaft on the crankshaft is formed in each of the first clamping jaw and the second clamping jaw;
the second clamping arm comprises a third clamping jaw and a fourth clamping jaw, the third clamping jaw is connected with the support in a sliding mode, the fourth clamping jaw is connected with the support in a sliding mode, and a second clamping groove used for clamping any main shaft on the crankshaft is formed in the third clamping jaw and the fourth clamping jaw.
Furthermore, elastic pads are arranged on the first clamping groove and the second clamping groove.
Further, the connecting rod shaft positioning arm is positioned between the first clamping arm and the second clamping arm;
or the connecting rod shaft positioning arm is positioned on one side of the first clamping arm, which is far away from the second clamping arm;
or the connecting rod shaft positioning arm is positioned on one side of the second clamping arm, which is far away from the first clamping arm.
Furthermore, connecting rod axle location arm includes the arm lock body, have the constant head tank on the arm lock body, the constant head tank is used for arbitrary connecting rod axle on the bent axle passes.
In a second aspect, the present invention further provides a manipulator, comprising a mechanical arm and any one of the first aspect of the clamping jaw, wherein the mechanical arm is connected to the clamping jaw.
Furthermore, the support is provided with a positioning pin, and the mechanical arm is provided with a pin hole for accommodating the positioning pin.
Furthermore, the locating pin is arranged on one side of the support, which is far away from the main shaft clamping arm component.
The utility model provides a clamping jaw and manipulator can produce following beneficial effect:
when the clamping jaw is used, the spindle clamping arm assembly is used for clamping at least one spindle on the crankshaft, meanwhile, the connecting rod shaft positioning arm is abutted to at least one connecting rod shaft on the crankshaft, and the spindle clamping arm assembly and the connecting rod shaft positioning arm are matched for use to limit the position of the crankshaft relative to the support due to the fact that the spindles are not on the same straight line, and the position of the crankshaft relative to the spindle clamping arm assembly is fixed when the spindle clamping arm assembly clamps the crankshaft each time.
Compared with the prior art, the utility model discloses the clamping jaw that the first aspect provided can effectively reduce workman's intensity of labour, when guaranteeing that the clamp gets the bent axle each time, the bent axle is fixed for the position of main shaft arm lock subassembly, improves bent axle machining efficiency.
Compared with the prior art, the utility model discloses the manipulator that the second aspect provided includes the arm and the utility model discloses the clamping jaw that the first aspect provided does not need the workman to carry the bent axle, effectively reduces workman's intensity of labour, improves bent axle machining efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic three-dimensional structure diagram of a clamping jaw provided by the present invention;
fig. 2 is a front view of a clamping jaw provided by the present invention;
fig. 3 is a side view of a jaw provided by the present invention;
fig. 4 is a top view of the clamping jaw provided by the present invention.
Icon: 1-a scaffold; 2-a spindle clamp arm assembly; 21-a first clamp arm; 211-a first jaw; 212-a second jaw; 22-a second clamp arm; 221-a third jaw; 222-a fourth jaw; 3-link shaft positioning arm; 31-a clamp arm body; 4-a main shaft; 5-a connecting rod shaft; 6-an elastic pad; 7-positioning pin.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is a schematic three-dimensional structure diagram of a clamping jaw provided by the present invention; fig. 2 is a front view of a clamping jaw provided by the present invention; fig. 3 is a side view of a jaw provided by the present invention; fig. 4 is a top view of the clamping jaw provided by the present invention.
An embodiment of the first aspect of the utility model provides a clamping jaw, as shown in fig. 1 and 2, including support 1, main shaft arm lock subassembly 2 and connecting rod axle locating arm 3, main shaft arm lock subassembly 2 is connected with support 1 and is used for pressing from both sides to get at least one main shaft 4 on the bent axle, and connecting rod axle locating arm 3 is connected with support 1 and is used for offsetting with at least one connecting rod axle 5 on the bent axle to inject the position of bent axle for support 1.
When the clamping jaw is used, the spindle clamping arm assembly is used for clamping at least one spindle on the crankshaft, meanwhile, the connecting rod shaft positioning arm is abutted to at least one connecting rod shaft on the crankshaft, and the spindle clamping arm assembly and the connecting rod shaft positioning arm are matched for use to limit the position of the crankshaft relative to the support due to the fact that the spindles are not on the same straight line, and the position of the crankshaft relative to the spindle clamping arm assembly is fixed when the spindle clamping arm assembly clamps the crankshaft each time.
Compared with the prior art, the utility model discloses the clamping jaw that the embodiment of the first aspect provided can effectively reduce workman's intensity of labour, when guaranteeing that the clamp gets the bent axle each time, the bent axle is fixed for the position of main shaft arm lock subassembly, improves bent axle machining efficiency.
The spindle clamping arm assembly 2 may include one, two, three, and so on, each of which is used for clamping a spindle on the crankshaft. Specifically, when the spindle arm lock assembly 2 has one arm lock, the arm lock can clamp any one spindle on the crankshaft, and when the spindle arm lock assembly 2 has a plurality of arm locks, the spindle arm lock assembly 2 can simultaneously clamp a plurality of spindles on the crankshaft.
In at least one embodiment, as shown in fig. 2, in order to enable the spindle arm assembly 2 to stably clamp the crankshaft and reduce the production cost of the spindle arm assembly 2, the spindle arm assembly 2 includes a first arm clamp 21 and a second arm clamp 22, which are oppositely disposed on the bracket, and both the first arm clamp 21 and the second arm clamp 22 are used for clamping any one spindle 4 on the crankshaft.
Specifically, taking fig. 2 as an example for specific explanation, facing to the direction of fig. 2, the first clamping arm 21 is connected with the left end of the support 1, the second clamping arm 22 is connected with the right end of the support 1, the first clamping arm 21 and the second clamping arm 22 respectively clamp two main shafts on the crankshaft, and the two main shafts are main shafts at different positions on the crankshaft, so as to implement the transfer of the crankshaft.
It should be noted that, when the first clamping arm 21 and the second clamping arm 22 clamp the crankshaft, the crankshaft can be manually adjusted, or the first clamping arm 21 and the second clamping arm 22 can be driven by the driving member to clamp the crankshaft.
In at least one embodiment, in order to effectively improve the transfer efficiency of the crankshaft, the spindle clamping arm assembly 2 may further include a first driving element and a second driving element, which are disposed on the support 1, the first driving element is connected to the first clamping arm 21 and is used for driving the first clamping arm 21 to clamp any one spindle 4 on the crankshaft, and the second driving element is connected to the second clamping arm 22 and is used for driving the second clamping arm 22 to clamp any one spindle 4 on the crankshaft.
When a crankshaft needs to be clamped, the first driving part drives the first clamping arm 21 to open, when a certain main shaft of the crankshaft enters the first clamping arm 21, the first driving part drives the first clamping arm 21 to close and clamp the crankshaft, meanwhile, the second driving part drives the second clamping arm 22 to open, and when a certain main shaft of the crankshaft enters the second clamping arm 22, the second driving part drives the second clamping arm 22 to close and clamp the crankshaft.
It should be noted that all the structures capable of driving the first clamping arm 21 to clamp any one of the spindles 4 on the crankshaft may be the first driving member mentioned in the above embodiments. The first drive member may be, for example, a pneumatic cylinder, a hydraulic cylinder or a linear motor.
In at least one embodiment, the first driving member is a pneumatic cylinder, a fixed end of the pneumatic cylinder is connected to the bracket 1, and a movable end of the pneumatic cylinder is connected to the first clamping arm 21.
It should be noted that all the structures capable of driving the second clamping arm 22 to clamp any one of the spindles 4 on the crankshaft may be the second driving member mentioned in the above embodiments. The second drive member may be, for example, a pneumatic cylinder, a hydraulic cylinder or a linear motor.
In at least one embodiment, the second driving member is a pneumatic cylinder, a fixed end of the pneumatic cylinder is connected to the bracket 1, and a movable end of the pneumatic cylinder is connected to the second clamping arm 22.
In some embodiments, when the spindle clamping arm assembly 2 comprises a first clamping arm 21 and a second clamping arm 22, as shown in fig. 1 and 3, the first clamping arm 21 comprises a first claw 211 connected with the bracket 1 in a sliding manner and a second claw 212 connected with the bracket 1 in a sliding manner, and the first claw 211 and the second claw 212 are provided with first clamping grooves for clamping any spindle 4 on the crankshaft; the second clamping arm 22 comprises a third clamping jaw 221 connected with the bracket 1 in a sliding mode and a fourth clamping jaw 222 connected with the bracket 1 in a sliding mode, and second clamping grooves used for clamping any main shaft 4 on the crankshaft are formed in the third clamping jaw 221 and the fourth clamping jaw 222.
Specifically, when the first driving member is a pneumatic cylinder, the first driving member includes a first pneumatic cylinder driving the first jaw 211 to slide relative to the bracket 1 and a second pneumatic cylinder driving the second jaw 212 to slide relative to the bracket 1. When grabbing the crankshaft, the first pneumatic cylinder drives the first jaw 211 to move towards the direction close to the second jaw 212, and the second pneumatic cylinder drives the second jaw 212 to move towards the direction close to the first jaw 211, so that the first clamping groove clamps the main shaft of the crankshaft.
Specifically, when the second driving member is a pneumatic cylinder, the second driving member includes a third pneumatic cylinder for driving the third jaw 221 to slide relative to the bracket 1 and a fourth pneumatic cylinder for driving the fourth jaw 222 to slide relative to the bracket 1. When grabbing the crankshaft, the third pneumatic cylinder drives the third jaw 221 to move towards the direction close to the fourth jaw 222, and the fourth pneumatic cylinder drives the fourth jaw 222 to move towards the direction close to the fourth jaw 222, so that the second clamping groove clamps the main shaft of the crankshaft.
As shown in fig. 1, each of the first clamping jaw 211, the second clamping jaw 212, the third clamping jaw 221, and the fourth clamping jaw 222 includes a clamping jaw support and a clamping block connected to the clamping jaw support, the clamping jaw support is connected to the bracket 1, and the clamping block has a clamping groove for clamping the main shaft. The cross section of the clamping groove can be rectangular, isosceles triangle or semicircular. In at least one embodiment, the cross section of the clamping groove is an isosceles triangle, when the clamping is carried out, two waists of the triangle are abutted against the crankshaft,
in at least one embodiment, as shown in fig. 3, the first and second locking grooves are provided with elastic pads 6. The elastic pad 6 can play a role in protecting the crankshaft.
In particular, the material of the elastic pad 6 may be rubber or elastic plastic.
Specifically, when the spindle clamp arm assembly 2 includes the first clamp arm 21 and the second clamp arm 22, the link shaft positioning arm 3 is located between the first clamp arm 21 and the second clamp arm 22; or the link shaft positioning arm 3 is positioned on one side of the first clamping arm 21 departing from the second clamping arm 22; or the link shaft positioning arm 3 is positioned on one side of the second clamping arm 22, which is far away from the first clamping arm 21.
In at least one embodiment, the link shaft positioning arm 3 is located on a side of the first clamp arm 21 facing away from the second clamp arm 22. To be specific, referring to fig. 2 as an example, the link shaft positioning arm 3 is disposed on the left side of the first clamp arm 21, and the second clamp arm 22 is disposed on the right side of the first clamp arm 21, facing the direction of fig. 2.
In some embodiments, as shown in fig. 2 and 3, the link shaft positioning arm 3 includes a clamping arm body 31, and the clamping arm body 31 has a positioning groove for passing through any one of the link shafts 5 on the crankshaft.
As shown in fig. 2 and 3, the clamping arm body 31 is connected to the bracket 1, the clamping arm body 31 is of a plate-shaped structure, and the cross section of the positioning groove is arched. Specifically, facing the direction of fig. 3, the direction from left to right is the first direction, and the cross section of the positioning groove includes a semicircular portion and a rectangular portion, the diameter of the semicircular portion is equal to the diameter of the connecting rod shaft on the crankshaft, and the width of the rectangular portion along the first direction is equal to the diameter of the connecting rod shaft on the crankshaft, so that the connecting rod shaft just can extend into the positioning groove.
In some embodiments, as shown in fig. 1, the support comprises an annular support base connected to the spindle arm assembly 2 and the link shaft positioning arm 3, and a connecting base connected to the annular support base, the connecting base being disposed in a space surrounded by the annular support base, the connecting base being adapted to be connected to the robot arm.
The embodiment of the second aspect of the utility model provides a manipulator, the utility model discloses the manipulator that the embodiment of the second aspect provided includes arm and above-mentioned clamping jaw, and the arm is connected with the clamping jaw.
Compared with the prior art, the utility model discloses the manipulator that the embodiment of second aspect provided includes the arm and the utility model discloses the clamping jaw that the first aspect provided does not need the workman to carry the bent axle, effectively reduces workman's intensity of labour, improves bent axle machining efficiency.
In some embodiments, as shown in fig. 1, the bracket 1 is provided with a positioning pin 7, and the mechanical arm is provided with a pin hole for receiving the positioning pin 7.
When the support 1 is required to be connected with the positioning pin, the pin hole in the mechanical arm can be aligned to the positioning pin 7 in the support 1, so that the support 1 can be conveniently aligned to the positioning pin.
In some embodiments, as shown in figure 1, registration pins 7 are provided on the side of the frame 1 facing away from the spindle clamp arm assembly 2.
As shown in fig. 1, when the bracket 1 includes an annular support seat and a connection seat, the positioning pin 7 may be provided on the connection seat. The connecting seat can be provided with one, two, three and other positioning pins 7. When being equipped with a plurality of locating pins 7 on the connecting seat, a plurality of locating pins 7 evenly distributed on the connecting seat.
Specifically, towards the direction of fig. 2, main shaft arm lock subassembly 2 and connecting rod axle locating arm 3 are connected with the bottom surface of annular supporting seat, and locating pin 7 is connected with the top surface of connecting seat, makes things convenient for arm drive support 1 to snatch the bent axle, and the clamping jaw can not produce the hindrance to the motion of arm.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The clamping jaw is characterized by comprising a support (1), a spindle clamping arm assembly (2) and a connecting rod shaft positioning arm (3), wherein the spindle clamping arm assembly (2) is connected with the support (1) and used for clamping at least one spindle (4) on a crankshaft, and the connecting rod shaft positioning arm (3) is connected with the support (1) and used for abutting against at least one connecting rod shaft (5) on the crankshaft so as to limit the position of the crankshaft relative to the support (1).
2. A jaw as claimed in claim 1, characterized in that said spindle clamping arm assembly (2) comprises a first clamping arm (21) and a second clamping arm (22) arranged opposite to said support, said first clamping arm (21) and said second clamping arm (22) being adapted to clamp any one of said spindles (4) on said crankshaft.
3. A jaw as claimed in claim 2, characterized in that said spindle clamping arm assembly (2) further comprises a first driving member and a second driving member arranged on said support (1), said first driving member is connected to said first clamping arm (21) for driving said first clamping arm (21) to clamp any spindle (4) on said crankshaft, said second driving member is connected to said second clamping arm (22) for driving said second clamping arm (22) to clamp any spindle (4) on said crankshaft.
4. A jaw as claimed in claim 3, characterized in that said first clamping arm (21) comprises a first jaw (211) slidably connected to said support (1) and a second jaw (212) slidably connected to said support (1), said first jaw (211) and said second jaw (212) having a first slot for clamping any spindle (4) on said crankshaft;
the second clamping arm (22) comprises a third clamping jaw (221) connected with the support (1) in a sliding mode and a fourth clamping jaw (222) connected with the support (1) in a sliding mode, and second clamping grooves used for clamping any main shaft (4) on the crankshaft are formed in the third clamping jaw (221) and the fourth clamping jaw (222).
5. A jaw as claimed in claim 4, characterized in that said first and second jaws are provided with an elastic pad (6).
6. A jaw as claimed in claim 2, characterized in that said link shaft positioning arm (3) is located between said first clamping arm (21) and said second clamping arm (22);
or the connecting rod shaft positioning arm (3) is positioned on one side of the first clamping arm (21) departing from the second clamping arm (22);
or the connecting rod shaft positioning arm (3) is positioned on one side of the second clamping arm (22) departing from the first clamping arm (21).
7. A jaw as claimed in claim 1, characterized in that said link shaft positioning arm (3) comprises an arm body (31), said arm body (31) having a positioning slot for the passage of any link shaft (5) on said crankshaft.
8. A manipulator, comprising a gripper jaw according to any of claims 1-7 and a robot arm, said robot arm being connected to said gripper jaw.
9. The manipulator according to claim 8, characterized in that the support (1) is provided with a positioning pin (7) and the robot arm is provided with a pin hole for receiving the positioning pin (7).
10. A robot arm according to claim 9, characterized in that the positioning pin (7) is provided on the side of the holder (1) facing away from the spindle arm assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920736400.7U CN209970771U (en) | 2019-05-21 | 2019-05-21 | Clamping jaw and manipulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920736400.7U CN209970771U (en) | 2019-05-21 | 2019-05-21 | Clamping jaw and manipulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209970771U true CN209970771U (en) | 2020-01-21 |
Family
ID=69263486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920736400.7U Active CN209970771U (en) | 2019-05-21 | 2019-05-21 | Clamping jaw and manipulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209970771U (en) |
-
2019
- 2019-05-21 CN CN201920736400.7U patent/CN209970771U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203156262U (en) | Welding jig device for automobile rear-wheel cover inner plates | |
| CN104043936A (en) | Flexible robot welding tool for chassis frame of maize harvesting machine | |
| CN208068302U (en) | A kind of multifunctional industrial robot clamp | |
| CN212502534U (en) | Assembly system | |
| CN210756576U (en) | Clamping tool for machining | |
| CN209970771U (en) | Clamping jaw and manipulator | |
| CN111515685B (en) | A weldment work station for T shaped steel | |
| CN208132996U (en) | A kind of industrial robot parallel clamp component | |
| CN108788892A (en) | Workpiece angle rotational processing apparatus | |
| CN211867837U (en) | Posture-variable clamp | |
| CN211806219U (en) | Light clamping jaw for grabbing articles and robot | |
| CN210210061U (en) | Bench clamp for machining | |
| CN211438724U (en) | Robot welding tool | |
| CN206500802U (en) | Multi-vehicle-type flexibility fine positioning bin | |
| CN210060494U (en) | Pneumatic centering clamping device | |
| CN208214129U (en) | Roller type sliding clamp | |
| CN206426010U (en) | Floating type fixture | |
| CN214724331U (en) | Snatch anchor clamps and robot | |
| CN218837768U (en) | Transfer robot | |
| CN212355639U (en) | Positioning device and processing equipment | |
| CN216634430U (en) | Clamping module | |
| CN213672921U (en) | Mechanical gripper | |
| CN213225920U (en) | Combined tool | |
| CN210209559U (en) | Vacuum chuck tool | |
| CN216541604U (en) | Welding jig to square work piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |