CN217167189U - Manual portable clamping device - Google Patents
Manual portable clamping device Download PDFInfo
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- CN217167189U CN217167189U CN202220067902.7U CN202220067902U CN217167189U CN 217167189 U CN217167189 U CN 217167189U CN 202220067902 U CN202220067902 U CN 202220067902U CN 217167189 U CN217167189 U CN 217167189U
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- clamping device
- machine body
- rocker
- lifting mechanism
- portable clamping
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Abstract
The utility model discloses a manual portable clamping device, belonging to the technical field of clamping devices, comprising a base; the machine body is arranged on the upper side surface of the base; the hydraulic lifting mechanism is arranged in the machine body; one end of the rocker is rotatably connected with the working end of the hydraulic lifting mechanism, and the other end opposite to the rocker is provided with an adjusting screw which is in threaded connection with the rocker; the adjusting screw is positioned above the workpiece; and one end of the connecting rod is rotatably connected with the machine body, and the other end opposite to the connecting rod is rotatably connected with the rocker arm. The utility model provides a manual portable clamping device, this clamping device are from becoming the system to independently accomplish relevant action, can compress tightly the adjustment to the work piece of different shapes and thickness, have simple structure compactness, convenient to use, it is low to make the degree of difficulty, low in manufacturing cost, advantages such as the environmental protection is reliable are applicable to the clamping adjustment in the aspect of machining, also applicable to the tight adjustment of clamp in the aspect of welding equipment etc..
Description
Technical Field
The utility model relates to a clamping device technical field especially relates to a manual portable clamping device.
Background
The clamping device is a device for preventing a workpiece from generating displacement or vibration in a machining process in a clamp, is convenient to operate, has a quick clamping action, and is widely used. The existing clamping device has the disadvantages of complex structure, poor clamping effect, incapability of adjusting the compression amount and incapability of compressing workpieces with different thicknesses.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a manual portable clamping device, this clamping device pass through hydraulic pressure elevating system rebound, drive the rocking arm and rotate and compress tightly the work piece, are provided with adjusting screw on the rocking arm, and adjusting screw and rocking arm threaded connection can adjust the volume of compressing tightly of rocking arm through rotatory adjusting screw, and then realize compressing tightly the work piece of different thickness.
The utility model adopts the technical proposal that:
a manual portable clamping device comprising:
a base;
the machine body is arranged on the upper side surface of the base;
the hydraulic lifting mechanism is arranged in the machine body;
one end of the rocker is rotatably connected with the working end of the hydraulic lifting mechanism, and the other end opposite to the rocker is provided with an adjusting screw which is in threaded connection with the rocker; the adjusting screw is positioned above the workpiece;
and one end of the connecting rod is rotatably connected with the machine body, and the other end opposite to the connecting rod is rotatably connected with the rocker arm.
The clamping device is self-systematized, can independently complete related actions, can be used for compressing and adjusting workpieces with different shapes and thicknesses, has the advantages of simple and compact structure, convenience in use, low manufacturing difficulty, low manufacturing cost and environmental friendliness, is suitable for clamping adjustment in the aspect of machining, and can also be suitable for clamping adjustment in the aspect of welding equipment and the like.
In the manual portable clamping device disclosed by the application, a cylinder barrel is arranged on the upper side surface of the machine body, and the hydraulic lifting mechanism is arranged in the cylinder barrel; a runner is arranged in the machine body and is communicated with the lower end of the cylinder barrel.
In the manual portable clamping device disclosed in the present application, the hydraulic lifting mechanism has a piston rod, the piston rod is movably disposed in the cylinder barrel, and the top end of the piston rod is rotatably connected with one end of the rocker arm.
In the manual portable clamping device disclosed in the present application, one end of the flow passage is provided with a plug, and the other opposite end thereof is provided with a rotary plug.
In the manual portable clamping device disclosed in the present application, end cap, rotatory stopper, runner with the bottom of piston rod constitutes an airtight space, be full of the grease in the airtight space.
In the manual portable clamping device disclosed in the present application, the hydraulic lifting mechanism further has:
the spring is sleeved on the piston rod;
and the pressing plate is arranged on the machine body and positioned above the cylinder barrel so as to limit the spring in the cylinder barrel.
In the manual portable clamping device that this application discloses, an grease chamber has still been seted up to the upside surface of organism, grease chamber with the runner intercommunication, rotatory stopper screw thread connects soon in the grease chamber.
In the manual portable clamping device disclosed in the present application, an upper side surface of the machine body is provided with an adjustment block on which the workpiece is disposed.
In the manual portable clamping device disclosed in the present application, the rotational connection is a pin joint or a hinge joint.
In the manual portable clamping device disclosed in the present application, be provided with the mounting hole on the organism, during the adaptation screw in the mounting hole, fix the organism on the base.
The utility model has the advantages that:
the utility model provides a manual portable clamping device, the during operation, the work piece is placed on the adjusting block, through roughness and the height of adjusting block adjustment work piece, through adjusting screw regulation volume of compressing tightly, when hydraulic lifting mechanism goes up and down, drives the rocking arm and rotates on piston rod, connecting rod, and the connecting rod rotates on the organism, realizes compressing tightly and relaxing work to different thickness work pieces. A plurality of machine bodies can be fixed on the same base, and workpieces in different shapes can be adjusted and compressed. The clamping device is self-forming, related actions are independently completed, the workpiece is compressed and loosened through the hydraulic lifting mechanism, the rocker arm and the connecting rod, the workpieces with different thicknesses can be compressed and adjusted through rotating the adjusting screw, the multiple machine bodies are combined for use, the workpieces with different shapes can be compressed and adjusted, and the clamping device has the advantages of simple and compact structure, convenience in use, low manufacturing difficulty, low manufacturing cost, environmental friendliness, reliability and the like, is suitable for clamping adjustment in the aspect of machining, and can also be suitable for clamping adjustment in the aspect of welding equipment and the like.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a manual portable clamping device of the present invention;
fig. 2 is a top view of the housing.
Reference numerals:
1. a base;
2. a body; 21. mounting holes;
3. a hydraulic lifting mechanism; 31. a cylinder barrel; 32. a flow channel; 33. an oil chamber; 34. a piston rod; 35. a rotating plug; 36. a plug; 37. a spring; 38. pressing a plate;
4. a rocker arm; 41. an adjusting screw;
5. a connecting rod;
6. an adjusting block;
7. and (5) a workpiece.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The clamping device is a device for preventing a workpiece from being displaced or vibrated in a machining process in a fixture, and has the advantages of convenient operation and rapid clamping action, and is widely used. The existing clamping device has the disadvantages of complex structure, poor clamping effect, incapability of adjusting the compression amount and incapability of compressing workpieces with different thicknesses.
In order to solve the problem of the prior art, the embodiment of the utility model provides a manual portable clamping device, its structure is as shown in attached 1~2, include:
the upper surface of the base 1 is a working surface.
And a body 2 disposed on an upper surface of the base 1. A plurality of machine bodies 2 can be arranged on the base 1 to compress workpieces 7 with different shapes.
And the hydraulic lifting mechanism 3 is arranged in the machine body 2. The hydraulic lifting mechanism 3 has a lifting function and can press and release the workpiece 7.
One end of the rocker arm 4 is rotatably connected with the working end of the hydraulic lifting mechanism 3, the other end opposite to the rocker arm is provided with an adjusting screw 41, and the adjusting screw 41 is in threaded connection with the rocker arm 4. The adjusting screw 41 is located above the workpiece 7. When the hydraulic lifting mechanism 3 is lifted, the rocker arm 4 is driven to rotate to compress and release the workpiece 7. The rocker arm 4 is provided with an adjusting screw 41, the adjusting screw 41 is in threaded connection with the rocker arm 4, the pressing amount of the rocker arm 4 can be adjusted by rotating the adjusting screw 41, and then workpieces 7 with different thicknesses can be pressed.
One end of the connecting rod 5 is rotatably connected with the machine body 2, and the other end thereof is rotatably connected with the rocker arm 4. Specifically, the rotary connection position of the connecting rod 5 and the rocker arm 4 is located between the adjusting screw 41 and the hydraulic lifting mechanism 3, and the connecting rod 5 is used for supporting the rocker arm 4 to ensure that the rocker arm 4 compresses and releases the workpiece 7 when the hydraulic lifting mechanism 3 is lifted. In particular, the rotational connection is a pin joint or a hinge joint. The pin joint and the hinge joint can realize that the clamping device clamps and releases the workpiece 7.
During operation, the hydraulic lifting mechanism 3 carries out lifting motion to drive the rocker arm 4 to rotate on the hydraulic lifting mechanism 3 and the connecting rod 5, and the connecting rod 5 rotates on the machine body 2, so that the workpiece 7 is compressed and released.
The clamping device is self-systematized, related actions are independently completed, the workpiece 7 is compressed and loosened through the hydraulic lifting mechanism 3, the rocker arm 4 and the connecting rod 5, the workpieces 7 with different thicknesses can be compressed and adjusted through rotating the adjusting screw 41, and the clamping device is suitable for clamping adjustment in the aspect of machining and clamping adjustment in the aspect of welding equipment and the like.
It should be noted that, in the embodiments of the present invention, the reference is made to fig. 1 for the directional words. The upper side of the base 1 in fig. 1 is the upper direction, and the lower side of the base 1 is the lower direction.
In one embodiment, the upper surface of the body 2 is formed with a cylinder 31, and the hydraulic lift mechanism 3 is disposed in the cylinder 31. A flow passage 32 is formed inside the machine body 2, and the flow passage 32 is communicated with the lower end of the cylinder 31. The hydraulic lifting mechanism 3 moves up and down in the cylinder 31 to realize lifting work. The flow passage 32 is filled with grease, and the hydraulic lift mechanism 3 is moved in the cylinder 31 by pressing the grease in the flow passage 32.
Specifically, the hydraulic lift mechanism 3 has a piston rod 34. The piston rod 34 is movably arranged in the cylinder 31, and the top end of the piston rod is rotatably connected with one end of the rocker arm 4. When the piston rod 34 goes up and down in the cylinder 31, the rocker arm 4 is driven to rotate on the piston rod 34 and the connecting rod 5, and the connecting rod 5 rotates on the machine body 2, so that the workpiece 7 is compressed and released.
In one embodiment, the flow passage 32 is provided with a plug 36 at one end and a rotating plug 35 at the opposite end. The plug 36 and the rotating plug 35 serve to seal the flow passage 32 and prevent grease in the flow passage 32 from escaping. By screwing the rotary plug 35, the grease in the flow passage 32 can be squeezed, so that the piston rod 34 in the cylinder 31 is moved upward.
Further, the plug 36, the rotary plug 35, the flow passage 32 and the bottom end of the piston rod 34 form a closed space. The closed space is filled with grease. By screwing the rotary plug 35, the grease in the sealed space can be squeezed, so that the piston rod 34 in the cylinder 31 is moved upward.
In one embodiment, the hydraulic lift mechanism 3 also has springs 37 and a pressure plate 38. Spring 37 is fitted over piston rod 34. The pressing plate 38 is disposed on the body 2 above the cylinder 31 for limiting the spring 37 in the cylinder 31. Specifically, pressure plate 38 serves as a pressure upper acting surface of spring 37, and the bottom end of piston rod 34 serves as a pressure lower acting surface of spring 37, and serves as a return surface for piston rod 34.
In one embodiment, an oil chamber 33 is further formed on the upper surface of the body 2, the oil chamber 33 is communicated with the flow passage 32, and the rotary plug 35 is screwed in the oil chamber 33. By screwing the rotary plug 35, the rotary plug 35 can squeeze the grease in the oil chamber 33, the grease enters the cylinder 31 to squeeze the piston rod 34, and the piston rod 34 is pushed to move upwards in the cylinder 31.
In one implementation scenario, by screwing the rotary plug 35 clockwise, the rotary plug 35 presses grease in the oil chamber 33, the grease moves in the flow passage 32, and the piston rod 34 is pushed in the cylinder 31 to press the spring 37 and move upward, so as to drive the rocker arm 4 to rotate counterclockwise to press the workpiece 7; by screwing the rotary plug 35 counterclockwise, the piston rod 34 moves downward under the action of the return of the spring 37 and releases the spring 37, and the piston rod 34 presses grease into the oil chamber 33 through the flow passage 32, so that the rocker arm 4 is driven to rotate clockwise to loosen the workpiece 7.
In one embodiment, the upper surface of the body 2 is provided with an adjustment block 6. The workpiece 7 is set on the set block 6. The adjusting block 6 plays a role in adjusting the flatness and the height of the workpiece 7, and is convenient for the workpiece 7 to compress and relax.
In one embodiment, referring to fig. 2, the body 2 is provided with mounting holes 21, and the body 2 is fixed on the base 1 when screws are fitted in the mounting holes 21. A plurality of machine bodies 2 can be fixed on the same base 1 through screws, and the function of adjusting and pressing workpieces 7 in different shapes is achieved.
The utility model discloses a manual portable clamping device's working method:
when the device works, the machine body 2 is fixed on the base 1 through screws, the workpiece 7 is placed on the adjusting block 6, the flatness and the height of the workpiece 7 are adjusted through the adjusting block 6, the compression amount is adjusted through the adjusting screw 41, the rotating plug 35 is screwed clockwise, the oil in the oil chamber 33 is extruded by the rotating plug 35, the oil moves in the flow channel 32, the piston rod 34 is pushed in the cylinder 31 to extrude the spring 37 and move upwards, and the rocker arm 4 is driven to rotate anticlockwise to compress the workpiece 7; the rotating plug 35 is screwed anticlockwise, the piston rod 34 moves downwards under the restoring action of the spring 37 and releases the spring 37, the piston rod 34 presses grease into the oil chamber 33 through the flow passage 32, and the rocker arm 4 is driven to rotate clockwise to loosen the workpiece 7.
Based on above-mentioned each embodiment, the utility model discloses manual portable clamping device has following advantage: the clamping device is simple and compact in structure, convenient to use, low in manufacturing difficulty, low in manufacturing cost, environment-friendly and reliable, and can be used for compressing workpieces 7 with different shapes and thicknesses. The workpiece 7 is placed on the adjusting block 6, the flatness and the height of the workpiece 7 are adjusted through the adjusting block 6, the compression amount is adjusted through the adjusting screw 41, when the hydraulic lifting mechanism 3 is lifted, the rocker arm 4 is driven to rotate on the piston rod 34 and the connecting rod 5, the connecting rod 5 rotates on the machine body 2, and the compression and the relaxation of the workpieces 7 with different thicknesses are achieved. A plurality of machine bodies 2 can be fixed on the same base 1, and workpieces 7 in different shapes can be adjusted and pressed. This clamping device becomes the system by oneself, and independently accomplish relevant action, through hydraulic pressure elevating system 3, rocking arm 4 and connecting rod 5 realize compressing tightly and relaxing workpiece 7, can compress tightly the adjustment to workpiece 7 of different thickness through rotatory adjusting screw 41, a plurality of organism 2 uses in combination, can compress tightly the adjustment to workpiece 7 of different shapes, simple structure is compact, high durability and convenient use, it is low to make the degree of difficulty, low in manufacturing cost, advantages such as environmental protection is reliable, be applicable to the clamping adjustment in the aspect of machining, also can be applicable to the clamping adjustment in the aspect of welding equipment etc.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A manual portable clamping device, comprising:
a base;
the machine body is arranged on the upper side surface of the base;
the hydraulic lifting mechanism is arranged in the machine body;
one end of the rocker is rotatably connected with the working end of the hydraulic lifting mechanism, and the other end opposite to the rocker is provided with an adjusting screw which is in threaded connection with the rocker; the adjusting screw is positioned above the workpiece;
and one end of the connecting rod is rotatably connected with the machine body, and the other end opposite to the connecting rod is rotatably connected with the rocker arm.
2. The manual portable clamping device according to claim 1, wherein a cylinder is disposed on an upper surface of the body, and the hydraulic lifting mechanism is disposed in the cylinder; a runner is arranged in the machine body and is communicated with the lower end of the cylinder barrel.
3. The hand-operated portable clamping device as defined in claim 2, wherein said hydraulic lifting mechanism has a piston rod movably disposed within said cylinder, the top end of said piston rod being pivotally connected to one end of said rocker arm.
4. A hand-operated portable clamping device according to claim 3, wherein said flow channel is provided with a stopper at one end and a rotating plug at the opposite end.
5. The hand-operated portable clamping device as recited in claim 4, wherein said plug, said rotating plug, said flow channel and said bottom end of said piston rod form a closed space, and said closed space is filled with grease.
6. The manual portable clamp device of claim 3, wherein said hydraulic lift mechanism further comprises:
the spring is sleeved on the piston rod;
and the pressing plate is arranged on the machine body and positioned above the cylinder barrel so as to limit the spring in the cylinder barrel.
7. The hand-operated portable clamping device as defined in claim 4, wherein an oil chamber is further defined in an upper surface of said housing, said oil chamber is connected to said flow passage, and said rotary plug is threadedly engaged in said oil chamber.
8. The hand-operated portable clamping device according to claim 1, wherein an upper side surface of said machine body is provided with an adjustment block, and said workpiece is disposed on said adjustment block.
9. The hand-operated portable clamp device according to claim 1, wherein said rotational connection is a pin joint or a hinge joint.
10. The hand-operated portable clamping device as recited in claim 1, wherein said body is provided with mounting holes, said mounting holes being adapted with screws to secure said body to said base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220067902.7U CN217167189U (en) | 2022-01-12 | 2022-01-12 | Manual portable clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220067902.7U CN217167189U (en) | 2022-01-12 | 2022-01-12 | Manual portable clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217167189U true CN217167189U (en) | 2022-08-12 |
Family
ID=82732609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220067902.7U Active CN217167189U (en) | 2022-01-12 | 2022-01-12 | Manual portable clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217167189U (en) |
-
2022
- 2022-01-12 CN CN202220067902.7U patent/CN217167189U/en active Active
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