CN216138553U - Quick clamping location frock - Google Patents
Quick clamping location frock Download PDFInfo
- Publication number
- CN216138553U CN216138553U CN202122220065.5U CN202122220065U CN216138553U CN 216138553 U CN216138553 U CN 216138553U CN 202122220065 U CN202122220065 U CN 202122220065U CN 216138553 U CN216138553 U CN 216138553U
- Authority
- CN
- China
- Prior art keywords
- hydraulic chuck
- base
- main shaft
- workpiece
- clamping
- 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 quick clamping and positioning tool which comprises a hydraulic chuck, a base for mounting a workpiece, a pressing mechanism for pressing the workpiece on the base at the periphery of the workpiece and an axial elastic clamping mechanism for clamping the workpiece on the base at a central shaft of the workpiece, wherein the base is arranged on the hydraulic chuck, the base and the hydraulic chuck are coaxially arranged, the pressing mechanism and the hydraulic chuck form a moving pair, the relative moving direction of the pressing mechanism and the hydraulic chuck is vertical to a main shaft of the hydraulic chuck, an inner supporting seat groove is arranged on the base, an inner supporting seat for clamping the workpiece on the base at the central shaft of the workpiece is arranged on the inner supporting seat groove, and the axial elastic clamping mechanism is arranged on the main shaft of the hydraulic chuck and penetrates through the base to be connected with the inner supporting seat. The utility model has the beneficial effects that: the quick clamping and positioning can be realized, the time and the labor are saved, and the production efficiency is improved.
Description
Technical Field
The utility model relates to a tool clamp, in particular to a quick clamping and positioning tool.
Background
At present, in the field of machining of mechanical products, under the condition that a part machined by a vertical lathe meets the rotation condition, the part machined by the vertical lathe has the characteristics of complex size, heavy weight and difficulty in clamping, products are usually clamped and positioned manually when the product machined by the traditional vertical lathe is machined, and the characteristics of the product machined by the vertical lathe cause the defects of difficulty in clamping and positioning, time and labor waste and low production efficiency during machining of the vertical lathe.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a rapid clamping and positioning tool.
The utility model provides a quick clamping and positioning tool which comprises a hydraulic chuck, a base for mounting a workpiece, a pressing mechanism for pressing the workpiece on the base at the periphery of the workpiece and an axial elastic clamping mechanism for clamping the workpiece on the base at a central shaft of the workpiece, wherein the base is arranged on the hydraulic chuck, the base and the hydraulic chuck are coaxially arranged, the pressing mechanism and the hydraulic chuck form a moving pair, the relative moving direction of the pressing mechanism and the hydraulic chuck is vertical to a main shaft of the hydraulic chuck, an inner supporting seat groove is arranged on the base, an inner supporting seat for clamping the workpiece on the base at the central shaft of the workpiece is arranged on the inner supporting seat groove, and the axial elastic clamping mechanism is arranged on the main shaft of the hydraulic chuck and penetrates through the base to be connected with the inner supporting seat.
As a further improvement of the present invention, the axial elastic clamping mechanism includes a hydraulic chuck main shaft steering flange, a main shaft connecting rod and a tension rod, the hydraulic chuck main shaft steering flange is mounted on the main shaft of the hydraulic chuck, the hydraulic chuck main shaft steering flange is connected with the main shaft connecting rod, the main shaft connecting rod is connected with the tension rod through an elastic tensioning mechanism, and the tension rod passes through the base and is connected with the inner support seat.
As a further improvement of the present invention, the pressing mechanism includes a gripper pressing plate, a connecting shaft seat and a hydraulic chuck sliding seat, the hydraulic chuck sliding seat is disposed on the hydraulic chuck and is in sliding fit with the hydraulic chuck, the gripper pressing plate is divided into a top end, a middle portion and a bottom end from top to bottom, the top end of the gripper pressing plate is a portion for pressing a workpiece, the middle portion of the gripper pressing plate is hinged to the base, the bottom end of the gripper pressing plate is hinged to the connecting shaft seat, the connecting shaft seat is fixed in the hydraulic chuck sliding seat, the hydraulic chuck sliding seat is provided with a first inclined surface, a steering flange of the main shaft of the hydraulic chuck is provided with a second inclined surface, and the first inclined surface is attached to the second inclined surface.
As a further improvement of the utility model, the top end of the paw pressure plate is in a hook shape, and the sliding direction of the hydraulic chuck sliding seat is in the radial direction of the hydraulic chuck.
As a further improvement of the utility model, the middle part of the paw pressure plate is provided with a middle sliding groove, the base is provided with an avoiding groove, the avoiding groove extends along the radial direction of the base, the middle sliding groove is internally provided with a first mandrel, and two ends of the first mandrel are fixed in the avoiding groove.
As a further improvement of the utility model, the bottom end of the paw pressure plate is hinged with the connecting shaft seat through a mandrel, and the connecting shaft seat is fixed in the hydraulic chuck sliding seat through a cushion block.
As a further improvement of the present invention, the elastic tensioning mechanism includes a spring, a connecting flange and a bolt, the connecting flange is fixed on the tensioning rod, the bolt passes through the connecting flange and is fixed on the spindle connecting rod, and the spring is clamped between the bolt and the connecting flange.
As a further improvement of the utility model, the connecting flange is provided with through holes for the bolts to pass through, and the diameter of the through holes is larger than that of the bolts.
As a further improvement of the utility model, the tension rod is in threaded connection with the connecting flange.
As a further improvement of the utility model, the spindle connecting rod is in threaded connection with the hydraulic chuck spindle steering flange.
As a further improvement of the utility model, the contact surface of the tension rod and the inner support seat is a conical surface.
As a further improvement of the utility model, the hydraulic chuck is mounted on the machine tool table.
As a further improvement of the utility model, a cushion block is arranged between the hydraulic chuck and the base.
As a further improvement of the utility model, the at least three hold-down mechanisms are circumferentially spaced around the spindle of the hydraulic chuck.
As a further improvement of the utility model, the three pressing mechanisms are distributed at intervals of 120 degrees around the circumference of the main shaft of the hydraulic chuck.
The utility model has the beneficial effects that: through the scheme, quick clamping and positioning can be realized, time and labor are saved, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other solutions can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of a quick clamping and positioning tool of the utility model.
Fig. 2 is a schematic cross-sectional view of a quick clamping and positioning tool of the utility model.
Fig. 3 is a schematic perspective cross-sectional view of a quick clamping and positioning tool of the utility model.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and are not intended to indicate or imply that the referenced device or assembly must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model is further described with reference to the following description and embodiments in conjunction with the accompanying drawings.
As shown in fig. 1 to 3, a quick clamping and positioning tool is used for quick clamping and positioning of a workpiece 3, and mainly comprises a hydraulic chuck 1, a base 2, a gripper pressing plate 4, a shaft seat 5, a connecting shaft seat 6, a cushion block 7, a cushion block 8, a second mandrel 9, a first mandrel 10, a spindle connecting rod 11, a bolt 12, a connecting flange 13, a spring 14, a tension rod 15, an inner support seat 16, a hydraulic chuck sliding seat 17 and a hydraulic chuck spindle steering flange 18.
The hydraulic chuck 1 is arranged on a machine tool workbench, a main shaft connecting rod 11 is connected with a main shaft steering flange 18 of the hydraulic chuck through threads, two bolts 12 are respectively provided with two springs 14 and then penetrate through a connecting flange 13 to be connected with the main shaft connecting rod 11, one end of a tension rod 15 is connected with the connecting flange 13, and the tension rod 15 is in threaded connection with the connecting flange 13; fixing the three connecting shaft seats 6 and the three cushion blocks 8 in corresponding grooves of a hydraulic chuck sliding seat 17 by using bolts, installing the three cushion blocks 7 on the hydraulic chuck 1, and installing the base 2 on the three cushion blocks 7 through tensioning rods 15; clamping the other end of the tensioning rod 15 by using an inner support seat 16, installing the inner support seat 16 in an avoiding groove of the base 2, and installing the workpiece 3 on the base 2 through the inner support seat 16; one ends of the three paw pressing plates 4 are connected with the connecting shaft seats 6 through the second mandrel 9, the six shaft seats 5 are installed in the avoiding grooves of the base 2, and the first mandrel 10 penetrates through the paw pressing plates 4 and is connected with the shaft seats 5.
The hydraulic chuck is characterized in that a first inclined plane is arranged on the hydraulic chuck sliding seat 17, a second inclined plane is arranged on the hydraulic chuck spindle steering flange 18, the first inclined plane is attached to the second inclined plane to form a wedge-shaped structure, when the hydraulic chuck spindle steering flange 18 moves up and down, the hydraulic chuck sliding seat 17 is driven to move left and right, so that the connecting shaft seat 6 is driven to move left and right, the lower end of the gripper pressing plate 4 moves left and right, the gripper pressing plate 4 is driven to rotate, opening or tightening actions are carried out, and automatic clamping and loosening of workpieces are achieved.
The size of the inner hole of the connecting flange 13 is designed to be slightly larger than the size of the outer diameter of the bolt 12, the contact surface of the tension rod 15 and the inner support seat 16 is designed to be a conical surface, after the connecting flange 13 moves upwards, the spring 14 is compressed to form elastic force, the elastic force of the spring 14 is utilized to provide clamping force for the inner support seat 16, the workpiece 3 is clamped, meanwhile, the automatic alignment positioning function is provided for the workpiece 3, and the installation is also convenient.
The quick clamping and positioning tool provided by the utility model has the following advantages:
1. the quick clamping and positioning tool structure utilizes the elasticity of the spring to provide a clamping force for the inner support seat, so that labor and time are saved in the workpiece installation process, and the production efficiency is improved.
2. The quick clamping and positioning tool structure has the characteristics of convenience in clamping and positioning, simple structure, convenience in manufacturing, low cost, safety, reliability and the like.
3. The quick clamping and positioning tool structure utilizes the wedge-shaped structure of the hydraulic chuck to realize the automatic clamping and loosening of the workpiece.
The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the utility model be limited to these specific details. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.
Claims (7)
1. The utility model provides a quick clamping location frock which characterized in that: comprises a hydraulic chuck, a base for installing a workpiece, a pressing mechanism for pressing the workpiece on the base at the periphery of the workpiece, and an axial elastic clamping mechanism for clamping the workpiece on the base at a central shaft of the workpiece, the base is arranged on the hydraulic chuck, the base and the hydraulic chuck are coaxially arranged, the pressing mechanism and the hydraulic chuck form a moving pair, the relative movement direction of the pressing mechanism and the hydraulic chuck is vertical to the main shaft of the hydraulic chuck, the base is provided with an inner supporting seat groove, the inner supporting seat groove is provided with an inner supporting seat which clamps the workpiece on the base by a central shaft of the workpiece, the axial elastic clamping mechanism is installed on a main shaft of the hydraulic chuck and penetrates through the base to be connected with the inner support seat, and the pressing mechanisms are at least three and are wound around the main shaft of the hydraulic chuck at intervals in the circumferential direction.
2. The quick clamping and positioning tool according to claim 1, characterized in that: the axial elastic clamping mechanism comprises a hydraulic chuck main shaft steering flange, a main shaft connecting rod and a tension rod, the hydraulic chuck main shaft steering flange is installed on a main shaft of the hydraulic chuck, the hydraulic chuck main shaft steering flange is connected with the main shaft connecting rod, the main shaft connecting rod is connected with the tension rod through an elastic tensioning mechanism, and the tension rod penetrates through the base and is connected with the inner support seat.
3. The quick clamping and positioning tool according to claim 2, characterized in that: hold-down mechanism includes the hand claw clamp plate, connects axle bed and hydraulic chuck slide, the hydraulic chuck slide set up on the hydraulic chuck and with hydraulic chuck sliding fit, the hand claw clamp plate is from last to being divided into top, mid portion and bottom down, the top of hand claw clamp plate is the part that compresses tightly the work piece, the mid portion of hand claw clamp plate with the base is articulated, the bottom of hand claw clamp plate with it is articulated to connect the axle bed, it fixes to connect the axle bed in the hydraulic chuck slide, be equipped with first inclined plane on the hydraulic chuck slide, be equipped with the second inclined plane on the hydraulic chuck main shaft steering flange, first inclined plane with the second inclined plane is laminated mutually.
4. The quick clamping and positioning tool according to claim 2, characterized in that: the elastic tensioning mechanism comprises a spring, a connecting flange and a bolt, the connecting flange is fixed on the tensioning rod, the bolt penetrates through the connecting flange and is fixed on the main shaft connecting rod, and the spring is clamped between the bolt and the connecting flange.
5. The quick clamping and positioning tool according to claim 2, characterized in that: the contact surface of the tension rod and the inner support seat is a conical surface.
6. The quick clamping and positioning tool according to claim 1, characterized in that: the hydraulic chuck is arranged on a machine tool workbench.
7. The quick clamping and positioning tool according to claim 1, characterized in that: and a cushion block is arranged between the hydraulic chuck and the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122220065.5U CN216138553U (en) | 2021-09-14 | 2021-09-14 | Quick clamping location frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122220065.5U CN216138553U (en) | 2021-09-14 | 2021-09-14 | Quick clamping location frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216138553U true CN216138553U (en) | 2022-03-29 |
Family
ID=80811928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122220065.5U Active CN216138553U (en) | 2021-09-14 | 2021-09-14 | Quick clamping location frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216138553U (en) |
-
2021
- 2021-09-14 CN CN202122220065.5U patent/CN216138553U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101628384B (en) | Clamp for drilling oil hole on crankshaft | |
| CN212483572U (en) | Metal material detects anchor clamps | |
| CN112276178B (en) | Directional pipe mills square frame device | |
| CN201231416Y (en) | Fixture for drilling crankshaft oil hole | |
| CN113732774B (en) | Quick clamping location frock | |
| CN211028811U (en) | Automatic assembling clamp for hydraulic oil cylinders | |
| CN216138553U (en) | Quick clamping location frock | |
| CN111360571A (en) | Vertical bearing seat bottom surface adds clamping apparatus | |
| CN109176082B (en) | Fork truck steering axle hydro-cylinder processing frock that assembly precision is high | |
| CN217776313U (en) | Special flexible clamping device for wheel | |
| CN217551859U (en) | Fire engine movable leg machine tooling anchor clamps | |
| CN212735039U (en) | Vertical processing clamping device of reel | |
| CN116140913A (en) | Automobile part welding clamping device | |
| CN214488973U (en) | Frock clamp that mould processing milling machine was used | |
| CN112453956A (en) | Numerical control lathe clamping structure for special-shaped workpiece | |
| CN209935926U (en) | Clamp for boring | |
| CN111774900A (en) | Winding drum vertical machining clamping device and machining method | |
| CN215699785U (en) | Four-axis frock clamp convenient to installation | |
| CN108907737B (en) | Connecting rod expanding machine | |
| CN112192476A (en) | A frock for centre gripping | |
| CN211866632U (en) | Camshaft support boring jig | |
| CN219684636U (en) | High-efficient four-axis frock of heavy bottom plate | |
| CN220993593U (en) | Special fixture for special-shaped piece of lathe | |
| CN214978252U (en) | Clamping device for gear shaft hobbing | |
| CN220196411U (en) | Automatic rotary clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |