CN111113107A - Frock clamp and lathe - Google Patents
Frock clamp and lathe Download PDFInfo
- Publication number
- CN111113107A CN111113107A CN202010025045.XA CN202010025045A CN111113107A CN 111113107 A CN111113107 A CN 111113107A CN 202010025045 A CN202010025045 A CN 202010025045A CN 111113107 A CN111113107 A CN 111113107A
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- oil
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- cylinder
- supporting
- bottom plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a tool clamp, which comprises a bottom plate, a plurality of clamping assemblies and a plurality of supporting cylinders which are arranged on the bottom plate, and a hydraulic oil pipeline arranged in the bottom plate, wherein each clamping assembly comprises a positioning supporting device and an oil cylinder pressing device, the pressing end of each oil cylinder pressing device is positioned right above the positioning supporting device, a workpiece is clamped between the pressing end and the positioning supporting device, the plurality of supporting cylinders are arranged in the area surrounded by the plurality of oil cylinder pressing devices and are supported below the workpiece, the supporting cylinders can be adjusted in height and can be self-locked, the workpiece can be uniformly stressed by being supported below the workpiece, the vibration of the workpiece in the vertical direction during machining can be reduced, the flatness of the workpiece after machining is improved, and the hydraulic oil pipeline is used for conveying hydraulic oil for the oil cylinder pressing devices and the supporting cylinders; the invention also provides a machine tool with the tool clamp, and the flatness of a workpiece machined by the machine tool after the tool clamp is applied can be greatly improved.
Description
Technical Field
The invention relates to the technical field of CNC machining, in particular to a tool clamp and a machine tool.
Background
The work fixture is a process device for rapidly fastening a workpiece to ensure that a machine tool, a cutter and the workpiece keep correct relative positions when the machine tool is processed, the conventional work fixture generally comprises a positioning and supporting device for placing the workpiece, a clamping assembly for clamping the workpiece and a supporting device arranged below the workpiece, the supporting device used by the conventional work fixture is mostly fixed, when the workpiece is larger, the workpiece can influence the flatness of the bottom of the workpiece due to the action of pretightening force or self gravity, when a plurality of fixed supporting devices are supported at the bottom of the workpiece, the bottom of the workpiece is uneven and the supporting devices are highly fixed, so that the stress of some positions is large, the stress of some places is small, the stress of the workpiece is uneven, part of the workpiece is a special-shaped surface, the stress of the workpiece is uneven, and the uneven stress can become a main factor influencing the processing flatness of a product, especially die casting, stamping workpiece, when the CNC course of working, can receive very big cutter cutting force, especially machining allowance is very big, and the product processing atress can release the internal stress, leads to the product to produce mechanical deformation to can't guarantee the product plane degree.
Therefore, how to solve the problem that the fixed supporting device in the prior art cannot ensure the processing flatness of the workpiece becomes a technical problem which needs to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide a tool clamp to solve the problem that a fixed supporting device in the prior art cannot guarantee the processing flatness of a workpiece.
The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
a first aspect of the present invention provides a tool holder, including:
a base plate;
the clamping assemblies are arranged on the bottom plate and comprise a positioning support device and an oil cylinder pressing device, the lower pressing end of the oil cylinder pressing device is positioned right above the top end of the positioning support device, and a workpiece is clamped between the top end of the positioning support device and the lower pressing end;
the supporting cylinders are arranged on the bottom plate and are arranged in the area surrounded by the oil cylinder pressing devices;
and the hydraulic oil pipeline is arranged in the bottom plate and used for conveying hydraulic oil for the pressing device and the oil cylinder pressing device.
Preferably, the support cylinder is a spring-advance support cylinder.
Preferably, the support cylinder is a hydraulically advanced support cylinder.
Preferably, the hydro-cylinder closing device includes hydro-cylinder and hold-down mechanism, the cylinder body bottom of hydro-cylinder with bottom plate fixed connection, the telescopic link of hydro-cylinder sets up, closing device includes connecting rod and gripper, the bottom of connecting rod with the hydro-cylinder top is close to a plurality of the regional one side that hydro-cylinder closing device encloses is articulated, the top of connecting rod with the middle part of gripper is articulated, the tail end of gripper with the top of telescopic link is articulated.
Preferably, the positioning and supporting device comprises an installation part at the bottom and a supporting part at the top, the bottom of the installation part is fixedly connected with the bottom plate, the top end of the supporting part is a circular supporting surface, and the center of the supporting surface is provided with a positioning column with an axis perpendicular to the supporting surface.
Preferably, the hydraulic oil pipeline includes oil inlet pipeline and goes out oil pipe way, oil inlet pipeline include main oil inlet pipeline and a plurality of with the branch oil inlet pipeline of main oil inlet pipeline intercommunication, it is a plurality of branch oil inlet pipeline respectively with a plurality of the supporting cylinder is a plurality of the hydro-cylinder intercommunication, go out oil pipe way including main oil outlet pipeline and a plurality of with the branch of the main oil pipe way intercommunication goes out oil pipe way, it is a plurality of branch go out oil pipe way respectively with a plurality of the hydro-cylinder intercommunication, the oil inlet end of main oil inlet pipeline and the end of going out oil of main oil pipe way is all worn out the bottom plate.
Preferably, an oil inlet and an oil outlet are formed in one side of the base plate, connectors are arranged at the oil inlet and the oil outlet, and the oil inlet end of the main oil inlet pipeline and the oil outlet end of the main oil outlet pipeline are respectively connected with the connectors at the oil inlet and the oil outlet.
Preferably, a first bolt hole is formed in the bottom of the oil cylinder, a second bolt hole corresponding to the first bolt hole is formed in the bottom plate, and the first bolt hole is aligned with the second bolt hole and then fixedly connected with the second bolt hole through a screw.
Preferably, a third bolt hole is formed in the bottom of the supporting cylinder, a fourth bolt hole corresponding to the third bolt hole is formed in the bottom plate, and the third bolt hole and the fourth bolt hole are aligned and then fixedly connected through a screw.
The invention provides a machine tool, which comprises a machine tool main body and a clamp arranged in the machine tool main body and used for clamping a workpiece, wherein the clamp is the tool clamp.
The tool clamp provided by the first aspect of the invention has the beneficial effects that:
the invention provides a tool clamp in a first aspect, which comprises a bottom plate, a plurality of clamping assemblies, a plurality of supporting cylinders and a hydraulic oil pipeline, wherein the plurality of clamping assemblies and the plurality of supporting cylinders are all arranged on the bottom plate, each clamping assembly comprises a positioning supporting device and an oil cylinder pressing device, the pressing end of each oil cylinder pressing device is positioned right above the positioning supporting device, a workpiece is clamped between the top end of the positioning supporting device and the pressing end of each oil cylinder pressing device, the plurality of supporting cylinders are arranged in the area surrounded by the plurality of oil cylinder pressing devices, the hydraulic oil pipeline is arranged in the bottom plate and used for conveying hydraulic oil for the oil cylinder pressing devices and the supporting cylinders, when the tool clamp is used, the pressing ends of the oil cylinder pressing devices are lifted, the workpiece is placed on the positioning supporting devices, the positioning supporting devices perform positioning supporting on the workpiece, the oil cylinder pressing devices control the pressing ends to press the workpiece, and the supporting cylinders are all positioned below the workpiece, because the supporting cylinder has the functions of low-pressure self-locking and stretching, and is positioned below the workpiece, when the supporting head at the top of the supporting cylinder is contacted with the bottom of the workpiece, oil pressure is added into the supporting cylinder through a hydraulic oil pipeline to enable the supporting cylinder to be self-locked and fixedly supported below a workpiece, when the workpiece is larger, because of the influence of clamping force and dead weight, the lower surface of the workpiece is uneven, or the workpiece is a special-shaped workpiece, therefore, the distances between each position of the bottom surface of the workpiece and the bottom plate are different, but the heights of all supporting devices on the existing bottom plate are consistent, so that the stress of the workpiece is uneven, and the processing flatness is influenced, the telescopic and self-locking supporting cylinders are adopted, each supporting cylinder can adapt to different heights between the bottom of the workpiece and the bottom plate, the stress is balanced, and the stress of the workpiece is even, and the vibration of the workpiece in the vertical direction during processing can be reduced, so that the processing flatness of the workpiece is improved.
The machine tool provided by the second aspect of the invention has the beneficial effects that:
the invention provides a machine tool, which comprises a machine tool main body and a clamp arranged in the machine tool main body, wherein the clamp is the tool clamp, and after the clamp is applied to the machine tool, the processing planeness of large workpieces and special-shaped workpieces can be greatly improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
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 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 invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a diagram illustrating the attachment of a tool holder to a workpiece according to an embodiment of the present invention;
FIG. 2 is a diagram of a tooling fixture according to an embodiment of the present invention;
FIG. 3 is a diagram illustrating the attachment of a tool holder to a hydraulic oil line in accordance with an embodiment of the present invention;
FIG. 4 is a structural diagram of a cylinder pressing device according to an embodiment of the present invention;
fig. 5 is a structural view of a positioning support device according to an embodiment of the present invention.
In the figure: 1. a base plate; 2. positioning the support device; 3. a support cylinder; 4. an oil cylinder; 5. a connecting rod; 6. a jaw; 7. a support surface; 8. a positioning column; 9. a main oil inlet pipeline; 10. a branch oil inlet pipeline; 11. a main oil outlet pipeline; 12. branching an oil pipeline; 13. an oil inlet; 14. an oil outlet; 15. a connecting head.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.
Referring to fig. 1 to 5, the present invention provides a tooling fixture, which comprises a bottom plate 1, a plurality of clamping assemblies, a plurality of supporting cylinders 3 and a hydraulic oil pipeline, wherein the plurality of clamping assemblies and the plurality of supporting cylinders 3 are all arranged on the bottom plate 1, the hydraulic oil pipeline is arranged in the bottom plate 1 and is used for conveying hydraulic oil for the clamping assemblies and the supporting cylinders 3, each clamping assembly comprises a positioning and supporting device 2 and an oil cylinder pressing device, the pressing end of each oil cylinder pressing device is positioned right above the positioning and supporting device 2, the top ends of the plurality of positioning and supporting devices 2 are positioned on the same horizontal plane, a workpiece is supported at the top ends of the plurality of positioning and supporting devices 2, the pressing end of each oil cylinder pressing device is driven by the oil cylinder pressing device to press the workpiece, so that the workpiece is fixed, the plurality of supporting cylinders 3 are arranged in the area surrounded by the plurality of oil cylinder pressing devices, therefore, when the workpiece is clamped on the oil cylinder pressing, the supporting cylinders 3 are all positioned below the workpiece, the supporting cylinders 3 have low-pressure self-locking and telescopic functions, the supporting cylinders 3 are positioned below the workpiece, after a supporting head at the top of the supporting cylinders 3 is contacted with the bottom of the workpiece, oil pressure is added into the supporting cylinders 3 through hydraulic oil pipelines to enable the supporting cylinders to be self-locked, the positions of the supporting heads are fixed and do not stretch any more, the supporting heads are fixedly supported below the workpiece, when the workpiece is larger, the lower surface of the workpiece is uneven due to the influence of clamping force and dead weight, or the workpiece is a special-shaped workpiece, so that the distances between each position of the bottom surface of the workpiece and the bottom plate 1 are different, but the heights of each supporting device on the existing bottom plate 1 are fixed, the workpiece is not uniformly stressed and the processing planeness is affected due to the fact that the telescopic function is not adopted, the heights of the supporting cylinders 3 are adjustable, and can adapt to different heights between the bottom of the, the stress is balanced, the stress of the workpiece is uniform, and the fixed support of the supporting cylinder 3 can reduce the vibration of the workpiece in the vertical direction during processing, so that the processing flatness of the workpiece is improved.
The supporting cylinder 3 may include two types, one is a spring advancing type supporting cylinder, and the other is a hydraulic advancing type supporting cylinder, and the working processes of the two types of supporting cylinders 3 are detailed as follows:
the spring advances the formula and supports the jar, the work piece leans on the dead weight to press on the piston rod of support cylinder 3, the internal spring atress warp, press from both sides tight piston rod of position copper sheathing and support the work piece at fixed position during the pressurization, when the copper sheathing of inside is at initial position, support the head and be in the top under the effect of internal spring, the during operation relies on the work piece gravity when transferring to press down and support the head and make it synchronous downwards, just stop down when the work piece is steadily put on the anchor clamps, support the head and also stop down, refuel and press the back support cylinder lock and die and provide support and stop motion for the work piece.
The hydraulic advancing type supporting cylinder is provided with a telescopic piston to load a workpiece without hindrance, an internal hydraulic piston rod pushes an external piston rod to advance under the action of spring force, a copper sleeve clamps the piston rod at a fixed position after the piston rod contacts the workpiece to support the workpiece, a supporting head is located at the lowest end in the initial position, oil pressure is added to the supporting cylinder to enable the supporting head to move upwards after the workpiece is placed, the supporting head stops moving upwards immediately when the workpiece contacts the workpiece and continues pressurizing until the workpiece is locked, and therefore the supporting head provides support for the workpiece at the current position and stops moving.
The oil cylinder pressing device comprises an oil cylinder 4 and a pressing mechanism which is arranged on the upper oil cylinder 4 and driven by the oil cylinder 4, the bottom of a cylinder body of the oil cylinder 4 is fixedly connected with a bottom plate 1, a telescopic rod of the oil cylinder 4 is arranged upwards, the pressing mechanism comprises a connecting rod 5 and a claw 6, the area surrounded by the oil cylinder pressing devices is a working area, the bottom end of the connecting rod 5 is hinged with one side, close to the working area, of the top of the oil cylinder 4, the rotating axis is vertical to the axis of the telescopic rod of the oil cylinder 4, the top end of the connecting rod 5 is hinged with the middle of the claw 6, the rotating axis is vertical to the axis of the telescopic rod of the oil cylinder 4, the tail end of the claw 6 is hinged with the telescopic rod of the oil cylinder 4, the telescopic rod stretches up and down to drive the tail end of the claw 6 to move up and down, the middle of the claw 6 and, the telescopic link downstream drives the end up-wards of pushing down, after putting the work piece, the telescopic link up-wards motion drives the end down-wards of pushing down, compresses tightly the work piece and carries out processing on location strutting arrangement 2.
Foretell location strutting arrangement 2 includes the installation department at bottom and the supporting part at top, the installation department can be the cylinder structure, the supporting part can be the round platform shape, the main aspects of round platform shape are equal with the cylinder diameter of below, the tip diameter of round platform shape is less, the tip end is holding surface 7, be provided with axis and this holding surface 7 vertically reference column 8 at the center of this holding surface 7, the diameter of reference column 8 is less than the diameter of holding surface 7, be provided with the locating hole on the work piece, when placing the work piece, align reference column 8 with the locating hole, reference column 8 inserts in the locating hole, locating hole border position and holding surface 7 contact, the diameter of holding surface 7 is less, get rid of the shared area of reference column 8, the torus at reference column 8 edge and work piece direct contact, the contact of torus contact surface and work piece can be regarded as the point contact.
The hydraulic oil pipeline can comprise an oil inlet pipeline and an oil outlet pipeline, the oil inlet pipeline comprises a main oil inlet pipeline 9 and a plurality of branch oil inlet pipelines 10, one ends of the branch oil inlet pipelines 10 are communicated with the main oil inlet pipeline 9, the other ends of the branch oil inlet pipelines are respectively communicated with the supporting cylinder 3 or the oil cylinder 4, through holes for the branch oil inlet pipelines 10 to pass through are arranged on the bottom plate 1 at the connecting position of the branch oil inlet pipeline 10 and the oil cylinder 4 or the supporting cylinder 3, the branch oil inlet pipeline 10 is connected with the oil cylinder 4 or the supporting cylinder 3 after passing through the through holes, the oil outlet pipeline comprises a main oil outlet pipeline 11 and a plurality of branch oil outlet pipelines 12 communicated with the main oil outlet pipeline 11, the other ends of the branch oil pipelines 12 are respectively communicated with the oil cylinders 4, through holes are arranged on the bottom plate 1 at the position of the branch oil outlet pipeline 12 communicated with the oil cylinder 4, the branch oil outlet pipeline 12 is communicated with, the oil inlet end of the main oil inlet pipeline 9 and the oil outlet end of the main oil outlet pipeline 11 both penetrate through the bottom plate 1 to be connected with an oil station.
An oil inlet 13 and an oil outlet 14 can be arranged on one side of the bottom plate 1, connectors 15 are arranged at the oil inlet 13 and the oil outlet 14, the oil inlet end of the main oil inlet pipeline 9 and the oil outlet end of the main oil outlet pipeline 11 are connected with one end, located inside the bottom plate 1, of the connector 15, and one end, located outside the bottom plate 1, of the connector 15 is used for being connected with an oil station.
Can set up first bolt hole in the bottom of hydro-cylinder 4, first bolt hole can set up four, sets up the position at four angles of hydro-cylinder 4 respectively, can set up the second bolt hole in the position that bottom plate 1 corresponds with first bolt hole, during the installation, aligns first bolt hole and second bolt hole, carries out fixed connection through the screw, and first bolt hole also can run through hydro-cylinder 4, and the screw is from the downward screw in top of hydro-cylinder 4, realizes fixed connection with bottom plate 1.
The bottom of the supporting cylinder 3 can be provided with four third bolt holes, the four third bolt holes can be uniformly arranged along the circumferential direction of the bottom of the supporting cylinder 3, the fourth bolt holes are arranged in positions, corresponding to the third bolt holes, on the bottom plate 1, the fixed connection between the supporting cylinder 3 and the bottom plate 1 is realized through screws, the third bolt holes can also penetrate through the supporting cylinder 3, and the screws are screwed into the bottom plate 1 downwards from the upper part of the supporting cylinder 3 and are fixedly connected with the bottom plate 1.
The fifth bolt hole can be formed in the bottom of the positioning and supporting device 2, the number of the fifth bolt holes can be four, the four fifth bolt holes can be uniformly formed in the bottom of the positioning and supporting device 2, the sixth bolt hole is formed in the position, corresponding to the fifth bolt hole, of the bottom plate 1, the fifth bolt hole and the sixth bolt hole are aligned during installation, the fifth bolt hole and the sixth bolt hole are fixedly connected through the screws, or the fifth bolt hole can penetrate through the positioning and supporting device 2, and the screws can be screwed into the bottom plate 1 downwards from the top of the positioning and supporting device 2 and are fixedly connected with the bottom plate 1.
The processing process will be described by taking the support cylinder 3 as a hydraulic advancing support cylinder as an example:
the three clamping components can be arranged and can be arranged in an acute triangle, the area enclosed by the three clamping components can be circular, the area is a working area, the clamping components comprise an oil cylinder pressing device and a positioning support device 2, the oil cylinder pressing device is arranged on one side far away from the working area, the positioning support device 2 is arranged on one side close to the working area, the oil cylinder pressing device comprises an oil cylinder 4 and a pressing mechanism, the pressing mechanism comprises a connecting rod 5 and a tooth claw 6, the pressing end of the tooth claw 6 is positioned right above the positioning support device 2, the number of the supporting cylinders 3 can be 9, the supporting cylinders are uniformly arranged in the working area, when a product is processed, a workpiece is loaded firstly, a positioning column 8 is inserted into a positioning hole of the workpiece, a supporting surface 7 at the top of the positioning support device 2 supports the workpiece, at the moment, the workpiece is in a balanced state, the oil cylinder 4 drives the tooth claw, the supporting surface 7 and the tooth claws 6 are in small-area contact with the workpiece and can be seen as point contact, so that the workpiece is in a natural state after the tooth claws 6 are pressed downwards, the workpiece is only subjected to point contact pressure in the vertical direction at the moment, the workpiece cannot deform due to stress, the nine supporting cylinders 3 slowly rise after the tooth claws 6 are pressed downwards, when the supporting heads contact the lower surface of the workpiece, the supporting cylinders 3 are subjected to self-locking under the condition that the top of the workpiece is not deformed, then the upper surface of the workpiece is machined, and after the tool clamp is used, the flatness of the surface of the workpiece can be controlled within 0.03 mm.
The machine tool provided by the second aspect of the invention comprises a machine tool main body and a clamp which is arranged in the machine tool main body and used for clamping a workpiece, wherein the clamp is the tool clamp.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a frock clamp which characterized in that includes:
a base plate (1);
the clamping assemblies are arranged on the base plate (1) and comprise a positioning support device (2) and an oil cylinder pressing device, the pressing end of the oil cylinder pressing device is positioned right above the top end of the positioning support device (2), and a workpiece is clamped between the top end of the positioning support device (2) and the pressing end;
the supporting cylinders (3) are arranged on the bottom plate (1), and the supporting cylinders (3) are arranged in the area surrounded by the oil cylinder pressing devices;
and the hydraulic oil pipeline is arranged in the bottom plate (1) and is used for conveying hydraulic oil for the oil cylinder pressing device and the supporting cylinder (3).
2. A tooling clamp according to claim 1, characterized in that the support cylinder (3) is a spring-advance support cylinder.
3. A tooling clamp according to claim 1, characterized in that the support cylinder (3) is a hydraulically advancing support cylinder.
4. The tooling clamp of claim 1, wherein the oil cylinder pressing device comprises an oil cylinder (4) and a pressing mechanism, the bottom of the oil cylinder (4) is fixedly connected with the bottom plate (1), a telescopic rod of the oil cylinder (4) is arranged upwards, the pressing device comprises a connecting rod (5) and a claw (6), the bottom of the connecting rod (5) is hinged to one side of the area surrounded by the oil cylinder pressing device, which is close to the top of the oil cylinder (4), the top of the connecting rod (5) is hinged to the middle of the claw (6), and the tail end of the claw (6) is hinged to the top end of the telescopic rod.
5. The tooling clamp according to claim 1, wherein the positioning and supporting device (2) comprises an installation part at the bottom and a supporting part at the top, the bottom of the installation part is fixedly connected with the bottom plate (1), the top end of the supporting part is a circular supporting surface (7), and a positioning column (8) with an axis vertical to the supporting surface (7) is arranged at the center of the supporting surface (7).
6. The tooling clamp according to claim 4, wherein the hydraulic oil pipeline comprises an oil inlet pipeline and an oil outlet pipeline, the oil inlet pipeline comprises a main oil inlet pipeline (9) and a plurality of branch oil inlet pipelines (10) communicated with the main oil inlet pipeline (9), the plurality of branch oil inlet pipelines (10) are respectively communicated with the plurality of supporting cylinders (3) and the plurality of oil cylinders (4), the oil outlet pipeline comprises a main oil outlet pipeline (11) and a plurality of branch oil pipelines (12) communicated with the main oil outlet pipeline (11), the plurality of branch oil pipelines (12) are respectively communicated with the plurality of oil cylinders (4), and the oil inlet end of the main oil inlet pipeline (9) and the oil outlet end of the main oil outlet pipeline (11) both penetrate out of the bottom plate (1).
7. The tooling clamp according to claim 6, wherein an oil inlet (13) and an oil outlet (14) are arranged on one side of the bottom plate (1), connectors (15) are arranged at the oil inlet (13) and the oil outlet (14), and the oil inlet end of the main oil inlet pipeline (9) and the oil outlet end of the main oil outlet pipeline (11) are respectively connected with the connectors (15) at the oil inlet (13) and the oil outlet (14).
8. The tooling clamp according to claim 4, wherein a first bolt hole is formed in the bottom of the oil cylinder (4), a second bolt hole corresponding to the first bolt hole is formed in the bottom plate (1), and the first bolt hole and the second bolt hole are aligned and then fixedly connected through screws.
9. The tooling clamp according to claim 1, wherein a third bolt hole is formed in the bottom of the support cylinder (3), a fourth bolt hole corresponding to the third bolt hole is formed in the bottom plate (1), and the third bolt hole and the fourth bolt hole are aligned and then fixedly connected through a screw.
10. A machine tool, comprising a machine tool main body and a clamp which is arranged in the machine tool main body and is used for clamping a workpiece, wherein the clamp is the tool clamp of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010025045.XA CN111113107A (en) | 2020-01-10 | 2020-01-10 | Frock clamp and lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010025045.XA CN111113107A (en) | 2020-01-10 | 2020-01-10 | Frock clamp and lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111113107A true CN111113107A (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010025045.XA Pending CN111113107A (en) | 2020-01-10 | 2020-01-10 | Frock clamp and lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111113107A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745429A (en) * | 2020-06-16 | 2020-10-09 | 大富科技(安徽)股份有限公司 | Clamp |
| CN112936134A (en) * | 2021-02-05 | 2021-06-11 | 深圳市赛立鸿塑胶五金有限公司 | Clamp for finish machining of castings |
| CN113001436A (en) * | 2021-02-24 | 2021-06-22 | 奇瑞汽车股份有限公司 | Engine timing chain wheel cover hydraulic fixture |
| CN113043046A (en) * | 2021-03-30 | 2021-06-29 | 东风设备制造有限公司 | Clamp for externally supplying fluid to machine tool |
| CN113732739A (en) * | 2021-09-18 | 2021-12-03 | 十堰合骏实业有限公司 | Hydraulic positioning clamp for preorder processing of protective support |
| CN114178368A (en) * | 2021-11-02 | 2022-03-15 | 广东长盈精密技术有限公司 | Pre-pressing device |
| CN114260725A (en) * | 2021-12-24 | 2022-04-01 | 广东普拉迪科技股份有限公司 | Fixture device for keeping shape of workpiece |
| CN115446624A (en) * | 2022-09-26 | 2022-12-09 | 广东鸿图科技股份有限公司 | Machining device and method for thin-wall part |
| CN115592404A (en) * | 2022-11-28 | 2023-01-13 | 成都煜恒科技有限公司（Cn） | Displacement adjustment device |
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| CN206912754U (en) * | 2017-04-28 | 2018-01-23 | 吉林东光奥威汽车制动系统有限公司 | A kind of vertical machining centre hydraulically operated fixture |
| CN107791066A (en) * | 2017-11-29 | 2018-03-13 | 滁州悦达实业有限公司 | A kind of gear box casing milling faying face fixture and its application method |
| US20190224794A1 (en) * | 2018-01-19 | 2019-07-25 | Vektek Llc | In-port sequence valve |
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| CN112936134A (en) * | 2021-02-05 | 2021-06-11 | 深圳市赛立鸿塑胶五金有限公司 | Clamp for finish machining of castings |
| CN113001436A (en) * | 2021-02-24 | 2021-06-22 | 奇瑞汽车股份有限公司 | Engine timing chain wheel cover hydraulic fixture |
| CN113043046A (en) * | 2021-03-30 | 2021-06-29 | 东风设备制造有限公司 | Clamp for externally supplying fluid to machine tool |
| CN113732739A (en) * | 2021-09-18 | 2021-12-03 | 十堰合骏实业有限公司 | Hydraulic positioning clamp for preorder processing of protective support |
| CN114178368A (en) * | 2021-11-02 | 2022-03-15 | 广东长盈精密技术有限公司 | Pre-pressing device |
| CN114178368B (en) * | 2021-11-02 | 2024-04-23 | 广东长盈精密技术有限公司 | Pre-pressing device |
| CN114260725A (en) * | 2021-12-24 | 2022-04-01 | 广东普拉迪科技股份有限公司 | Fixture device for keeping shape of workpiece |
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| CN115592404A (en) * | 2022-11-28 | 2023-01-13 | 成都煜恒科技有限公司（Cn） | Displacement adjustment device |
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