CN222588799U - A hollow clamping device for machine tool workpiece - Google Patents
A hollow clamping device for machine tool workpiece Download PDFInfo
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- CN222588799U CN222588799U CN202420412133.9U CN202420412133U CN222588799U CN 222588799 U CN222588799 U CN 222588799U CN 202420412133 U CN202420412133 U CN 202420412133U CN 222588799 U CN222588799 U CN 222588799U
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Abstract
本实用新型公开了一种机床用工件空心夹紧装置，包括底座和连接在底座一侧的压顶组件，底座靠近压顶组件的一端面上设有滑槽，滑槽内滑动连接有移动顶爪，移动顶爪的一端与连接在底座上的油缸相连接，油缸的伸缩端贯穿滑槽后与移动顶爪相连接；压顶组件包括与底座相连接的安装座，安装座的顶部连接有压板，压板的中心位置上开设有加工孔，加工孔靠近移动顶爪的一端外侧设有四个压钉，压钉连接在压板上。本实用新型利用油缸推动移动顶爪将工件顶在四个压钉上，将工件的外周和中心位置都露出来，便于直接进行加工，不用再将工件拆下来重新换方位安装，大大的节省了时间，调高了工作效率，且压钉的位置能够随着工件的尺寸进行改变，十分方便。
The utility model discloses a hollow clamping device for a workpiece for a machine tool, comprising a base and a top pressing assembly connected to one side of the base, a slide groove is provided on one end surface of the base close to the top pressing assembly, a movable top claw is slidably connected in the slide groove, one end of the movable top claw is connected to an oil cylinder connected to the base, and the telescopic end of the oil cylinder passes through the slide groove and is connected to the movable top claw; the top pressing assembly comprises a mounting seat connected to the base, a pressing plate is connected to the top of the mounting seat, a processing hole is opened at the center position of the pressing plate, four pressing pins are provided on the outer side of one end of the processing hole close to the movable top claw, and the pressing pins are connected to the pressing plate. The utility model utilizes the oil cylinder to push the movable top claw to press the workpiece onto the four pressing pins, exposing the periphery and the center position of the workpiece, which is convenient for direct processing, and there is no need to dismantle the workpiece and re-install it in a different position, which greatly saves time and improves work efficiency, and the position of the pressing pins can be changed according to the size of the workpiece, which is very convenient.
Description
Technical Field
The utility model relates to the field of workpiece clamping mechanisms, in particular to a workpiece hollow clamping device for a machine tool.
Background
Machine tools refer to machines for producing machines, also known as machine tools or machine tools, which are conventionally referred to as machine tools. Generally, metal cutting machine tools, forging machine tools, woodworking machine tools, etc. are classified. In modern machine manufacturing, a plurality of machining methods for mechanical parts include casting, forging, welding, stamping, extruding and the like besides cutting, so that the machining method generally needs to carry out final machining on a machine tool by a cutting method even though the machining method belongs to parts with high precision requirements and thin surface roughness requirements.
When the machine tool processes products, all the processed workpieces need to be clamped through the clamp, but the existing clamping mechanisms can only clamp the periphery to process the center of the workpieces, or the two sides of the clamping mechanisms are clamped to process the outer walls of the workpieces, if the center and the periphery of the workpieces need to be processed, the clamping mechanisms need to be replaced or the workpieces need to be detached to change positions, so that time is wasted, the processing efficiency is low, and inconvenience is brought.
Disclosure of utility model
The utility model aims to provide a hollow workpiece clamping device for a machine tool, which solves the problems.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model discloses a workpiece hollow clamping device for a machine tool, which comprises a base and a pressing assembly connected to one side of the base, wherein a chute is formed in one end face, close to the pressing assembly, of the base, a movable pressing claw is connected in a sliding manner in the chute, one end, far away from the pressing assembly, of the movable pressing claw is connected with an oil cylinder, the oil cylinder is fixed to the bottom of the base, the telescopic end of the oil cylinder penetrates through the chute and then is connected with the movable pressing claw, the pressing assembly comprises an installation seat connected with the base, the top of the installation seat is connected with a vertically arranged pressing plate, a machining hole is formed in the center position of the pressing plate, four pressing nails are arranged on the outer side, close to one end of the movable pressing claw, of the machining hole, and the pressing nails are connected to the pressing plate.
Further, the base is connected with the pressing plate through a connecting plate.
Further, a sliding rail is arranged in the sliding groove, a sliding hole is formed in the outer wall of the movable top claw, and the movable top claw is connected to the sliding rail in a sliding manner through the sliding hole.
Further, four strip-shaped holes are formed in the pressing plate, the included angle between every two adjacent strip-shaped holes is 90 degrees, and the pressing nails are installed in the strip-shaped holes.
Further, an anti-slip rubber pad is arranged on one end face, close to the workpiece, of the movable top claw and the pressing nail.
Compared with the prior art, the utility model has the beneficial technical effects that:
According to the utility model, the oil cylinder is utilized to push the movable pushing claw to push the workpiece against the four pressing nails, so that the periphery and the center of the workpiece are exposed, the workpiece is convenient to directly process, the workpiece is not required to be detached to be installed in a direction changing mode, the time is greatly saved, the working efficiency is improved, and the position of the pressing nails can be changed along with the size of the workpiece, so that the workpiece pressing device is quite convenient.
Drawings
The utility model is further described with reference to the following description of the drawings.
FIG. 1 is a cross-sectional view of a hollow workpiece clamping device for a machine tool of the present utility model;
FIG. 2 is a side view of a hollow workpiece clamping device for a machine tool of the present utility model;
the reference numerals indicate that 1, a base, 2, a chute, 3, a movable top claw, 4, an oil cylinder, 5, a mounting seat, 6, a pressing plate, 7, a processing hole, 8, a pressing nail, 9, a connecting plate, 10, a sliding rail, 11, a sliding hole, 12 and a bar-shaped hole.
Detailed Description
As shown in fig. 1-2, the hollow clamping device for the workpiece for the machine tool comprises a base 1 and a capping assembly connected to one side of the base 1.
The base 1 is close to a chute 2 on one end face of the jacking component, a movable jacking claw 3 is connected in a sliding manner in the chute 2, a sliding rail 10 is arranged in the chute 2, a sliding hole 11 is formed in the outer wall of the movable jacking claw 3, and the movable jacking claw 3 is connected to the sliding rail 10 in a sliding manner through the sliding hole 11.
The movable top jaw 3 is far away from one end of the top pressing assembly and is connected with an oil cylinder 4, the oil cylinder 4 is fixed at the bottom of the base 1, the telescopic end of the oil cylinder 4 penetrates through the sliding groove 2 and then is connected with the movable top jaw 3, the top pressing assembly comprises a mounting seat 5 connected with the base 1, the top of the mounting seat 5 is connected with a vertically arranged pressing plate 6, a machining hole 7 is formed in the center position of the pressing plate 6, four pressing nails 8 are arranged on the outer side of one end, close to the movable top jaw 3, of the machining hole 7, four strip-shaped holes 12 are formed in the pressing plate 6, an included angle between two adjacent strip-shaped holes 12 is 90 degrees, and the pressing nails 8 are arranged in the strip-shaped holes 12.
The base 1 is connected with the pressing plate 6 through a connecting plate 9.
And an anti-slip rubber cushion is arranged on one end surface of the movable top claw 3 and one end surface of the press nail 8, which is close to the workpiece.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (5)
1. A workpiece hollow clamping device for a machine tool is characterized by comprising a base (1) and a pressing top assembly connected to one side of the base (1), wherein a chute (2) is formed in one end face of the base (1) close to the pressing top assembly, a movable pressing top claw (3) is connected in the chute (2) in a sliding mode, one end, away from the pressing top assembly, of the movable pressing top claw (3) is connected with an oil cylinder (4), the oil cylinder (4) is fixed to the bottom of the base (1), a telescopic end of the oil cylinder (4) penetrates through the chute (2) and then is connected with the movable pressing top claw (3), the pressing top assembly comprises a mounting seat (5) connected with the base (1), a pressing plate (6) in vertical arrangement is connected to the top of the mounting seat (5), machining holes (7) are formed in the center of the pressing plate (6), four pressing nails (8) are arranged on the outer side of one end, close to the movable pressing top claw (3), of the machining holes (7) and the pressing nails (8) are connected to the pressing plate (6).
2. The hollow clamping device for a workpiece for a machine tool according to claim 1, wherein the base (1) is connected with the pressing plate (6) through a connecting plate (9).
3. The hollow clamping device for the workpiece for the machine tool according to claim 1, wherein a sliding rail (10) is arranged in the sliding groove (2), a sliding hole (11) is formed in the outer wall of the movable top jaw (3), and the movable top jaw (3) is slidably connected to the sliding rail (10) through the sliding hole (11).
4. The hollow clamping device for the workpiece for the machine tool according to claim 1, wherein four strip-shaped holes (12) are formed in the pressing plate (6), an included angle between two adjacent strip-shaped holes (12) is 90 degrees, and the pressing nails (8) are arranged in the strip-shaped holes (12).
5. The hollow clamping device for the workpiece for the machine tool according to claim 1, wherein the movable top claw (3) and the pressing nail (8) are respectively provided with an anti-slip rubber pad on one end face close to the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420412133.9U CN222588799U (en) | 2024-03-05 | 2024-03-05 | A hollow clamping device for machine tool workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420412133.9U CN222588799U (en) | 2024-03-05 | 2024-03-05 | A hollow clamping device for machine tool workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222588799U true CN222588799U (en) | 2025-03-11 |
Family
ID=94851496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420412133.9U Active CN222588799U (en) | 2024-03-05 | 2024-03-05 | A hollow clamping device for machine tool workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222588799U (en) |
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2024
- 2024-03-05 CN CN202420412133.9U patent/CN222588799U/en active Active
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