CN209919391U - Workpiece clamping device of numerical control machine tool - Google Patents
Workpiece clamping device of numerical control machine tool Download PDFInfo
- Publication number
- CN209919391U CN209919391U CN201920509136.3U CN201920509136U CN209919391U CN 209919391 U CN209919391 U CN 209919391U CN 201920509136 U CN201920509136 U CN 201920509136U CN 209919391 U CN209919391 U CN 209919391U
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- positioning
- rod
- machine tool
- control machine
- numerical control
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- Expired - Fee Related
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Abstract
The utility model discloses a workpiece clamping device of a numerical control machine tool, which comprises a workbench, wherein a clamping mechanism and a positioning mechanism are arranged on the workbench, the clamping mechanism comprises a clamping plate, a telescopic rod and a cylinder, the cylinder is fixed on one side of the top of the workbench, one end of the telescopic rod is in transmission connection with the cylinder, the other end of the telescopic rod is fixedly connected with the middle part of the outer side wall of the clamping plate, a vertical rod is vertically fixed at the middle part of the top end of the clamping plate, and a horizontal rod is vertically fixed at the rear end of; the positioning mechanism comprises a positioning rod, a sliding rail parallel to the telescopic rod is arranged on the rear side of the top of the workbench, and the bottom end of the positioning rod is connected into the sliding rail in a sliding mode through a sliding block so as to achieve left and right movement of the positioning rod. The utility model discloses can avoid the work piece to take place to remove in the course of working, and can avoid the clamp plate to tension the centre gripping of work piece excessively.
Description
Technical Field
The utility model belongs to the technical field of the digit control machine tool, concretely relates to work piece clamping device of digit control machine tool.
Background
The numerical control machine tool is an electromechanical integrated product integrating multiple technologies such as machinery, electricity, hydraulic pressure, pneumatics, microelectronics and information, has the advantages of high precision, high efficiency, high automation, high flexibility and the like, and is used for processing parts with complex shapes by using the numerical control machine tool, thereby not only improving the labor productivity and the processing quality, but also shortening the production preparation period and reducing the requirements on the technical proficiency of workers. In order to avoid the movement of the workpiece before machining the workpiece, the workpiece is often clamped, but if the clamping force is too large, damage is caused to the surface of the workpiece, and therefore, the conventional numerical control machine tool needs to be improved.
Disclosure of Invention
For solving the not enough of prior art, the utility model aims to provide an avoid the work piece to take place to remove in the course of working, and can avoid the clamp plate to the work piece clamping device of the too tight digit control machine tool of centre gripping of work piece.
In order to achieve the above object, the utility model adopts the following technical scheme:
a workpiece clamping device of a numerical control machine tool comprises a workbench, wherein a clamping mechanism and a positioning mechanism are arranged on the workbench, the clamping mechanism comprises a clamping plate, a telescopic rod and a cylinder, the cylinder is fixed on one side of the top of the workbench, one end of the telescopic rod is connected to the cylinder in a transmission manner, the other end of the telescopic rod is fixedly connected to the middle of the outer side wall of the clamping plate, a vertical rod is vertically fixed in the middle of the top end of the clamping plate, and a cross rod is vertically fixed at the rear end of the; the positioning mechanism comprises a positioning rod, a sliding rail parallel to the telescopic rod is arranged on the rear side of the top of the workbench, and the bottom end of the positioning rod is connected into the sliding rail in a sliding mode through a sliding block so as to achieve left and right movement of the positioning rod.
Preferably, the locating groove is formed in the upper portion of the outer side wall of the locating rod, the locating column is vertically fixed to the inner side wall of the cross rod and inserted into the locating groove, so that a locating effect is achieved, and the situation that the workpiece surface is damaged due to the fact that the two clamping plates clamp the workpiece too tightly can be avoided.
Preferably, the positioning grooves and the positioning columns correspond in size and position.
More preferably, the inner side wall of the vertical rod and the middle part of the inner side wall of the clamping plate are positioned on the same vertical plane.
Further preferably, the clamping plate is arc-shaped, and the radius of the clamping plate corresponds to that of the side wall of the workpiece, so that the workpiece can be better clamped, and the workpiece is prevented from moving.
Specifically, the clamping mechanism and the positioning mechanism are both provided with two clamping mechanisms and are both symmetrical about a vertical center line of the workbench.
Preferably, one side of aforementioned slide rail is provided with the graduation apparatus, the locating lever shift position of being convenient for more accurate.
The utility model discloses an useful part lies in: the workpiece clamping device of the numerical control machine tool has simple structure and convenient use, can clamp the workpiece through the two clamping plates corresponding to the structures, avoids the workpiece from moving in the machining process, and ensures the machining accuracy and the quality of the workpiece; by moving the two positioning rods, the length of the workpiece can be determined, the positioning effect is achieved, the workpiece surface is prevented from being damaged due to the fact that the clamping plate clamps the workpiece too tightly, and the quality of the workpiece is guaranteed.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a side view of the present invention.
The meaning of the reference symbols in the figures: 1. workstation, 2, grip block, 3, telescopic link, 4, cylinder, 5, work piece, 6, montant, 7, horizontal pole, 8, locating lever, 8.1, constant head tank, 9, slide rail, 10, reference column.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, the utility model discloses a workpiece clamping device of digit control machine tool is applicable to the lateral wall and is curved work piece 5, including workstation 1, be provided with clamping mechanism and positioning mechanism on the workstation 1, clamping mechanism and positioning mechanism all are provided with two, and all are symmetrical about the vertical central line of workstation 1.
Clamping mechanism includes pinch-off blades 2, telescopic link 3 and cylinder 4, and pinch-off blades 2 is the arc, and its radius corresponds with the radius of 5 lateral walls of work pieces, is convenient for better centre gripping work pieces 5, avoids the removal of work pieces 5. Cylinder 4 is fixed in top one side of workstation 1, and the one end transmission of telescopic link 3 is connected in cylinder 4, and other end fixed connection is in the lateral wall middle part of pinch-off blades 2, and the top middle part vertical fixation of pinch-off blades 2 has montant 6, and the rear end vertical fixation of montant 6 has horizontal pole 7, and the inside wall of montant 6 is located same vertical face with the inside wall middle part of pinch-off blades 2.
Positioning mechanism includes locating lever 8, and the rear side at 1 top of workstation is provided with the slide rail 9 that is on a parallel with telescopic link 3, and one side of slide rail 9 is provided with the graduation apparatus, and the more accurate of the locating lever 8 shift position of being convenient for, slider sliding connection is passed through in slide rail 9 in the bottom of locating lever 8 to realize moving about of locating lever 8. The lateral wall upper portion of locating lever 8 is provided with constant head tank 8.1, and the vertical fixation has reference column 10 on the inside wall of horizontal pole 7, and the size and the position homogeneous phase of constant head tank 8.1 and reference column 10 correspond, and reference column 10 inserts in constant head tank 8.1 to play the positioning action, can avoid two clamp plates 2 to the centre gripping of work piece 5 tension and harm work piece 5 surface.
For better explanation of the present invention, the following description specifically describes the working process thereof:
firstly, a workpiece 5 is conveyed to a position to be machined, two positioning rods 8 are moved according to the length of the workpiece 5 until the distance between the outer side walls of the two positioning rods 8 (namely A in figure 1) is the same as the length of the workpiece 5, then the telescopic rods 3 are driven by the air cylinders 4, the clamping plates are pushed to clamp the workpiece 5 until positioning columns 10 on the positioning rods 8 are completely inserted into positioning grooves 8.1, the air cylinders 4 stop working, the two clamping plates complete clamping work, and the workpiece 5 is machined.
The workpiece 5 clamping device of the numerical control machine tool has simple structure and convenient use, and can clamp the workpiece 5 through the two clamping plates 2 corresponding to the structures, thereby avoiding the workpiece 5 from moving in the processing process and ensuring the processing accuracy and the quality of the workpiece 5; through removing two locating levers 8, can confirm the length of work piece 5, play the positioning action to avoid the clamping of pinch plate 2 to work piece 5 too tightly and harm work piece 5 surface, guaranteed the quality of work piece 5.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (7)
1. The workpiece clamping device of the numerical control machine tool comprises a workbench and is characterized in that a clamping mechanism and a positioning mechanism are arranged on the workbench, the clamping mechanism comprises a clamping plate, a telescopic rod and a cylinder, the cylinder is fixed on one side of the top of the workbench, one end of the telescopic rod is in transmission connection with the cylinder, the other end of the telescopic rod is fixedly connected to the middle of the outer side wall of the clamping plate, a vertical rod is vertically fixed in the middle of the top end of the clamping plate, and a cross rod is vertically fixed at the rear end of the vertical rod; the positioning mechanism comprises a positioning rod, a sliding rail parallel to the telescopic rod is arranged on the rear side of the top of the workbench, and the bottom end of the positioning rod is connected into the sliding rail in a sliding mode through a sliding block so as to achieve left and right movement of the positioning rod.
2. The workpiece clamping device for the numerical control machine tool as claimed in claim 1, wherein a positioning groove is provided on an upper portion of an outer side wall of the positioning rod, a positioning column is vertically fixed on an inner side wall of the cross bar, and the positioning column is inserted into the positioning groove.
3. The workpiece clamping device for the numerical control machine tool as claimed in claim 2, wherein the positioning grooves and the positioning columns correspond in size and position.
4. The workpiece clamping device for the numerical control machine tool as claimed in claim 1, wherein the inner side wall of the vertical rod and the middle part of the inner side wall of the clamping plate are located on the same vertical plane.
5. The workpiece clamping device for the numerical control machine tool as claimed in claim 1, wherein the clamping plate is arc-shaped with a radius corresponding to a radius of the sidewall of the workpiece.
6. The workpiece clamping device for the numerical control machine tool is characterized in that two clamping mechanisms and two positioning mechanisms are arranged and are symmetrical about a vertical center line of the workbench.
7. The workpiece clamping device for the numerical control machine tool as claimed in claim 1, wherein a scale is provided on one side of the slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920509136.3U CN209919391U (en) | 2019-04-16 | 2019-04-16 | Workpiece clamping device of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920509136.3U CN209919391U (en) | 2019-04-16 | 2019-04-16 | Workpiece clamping device of numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209919391U true CN209919391U (en) | 2020-01-10 |
Family
ID=69073618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920509136.3U Expired - Fee Related CN209919391U (en) | 2019-04-16 | 2019-04-16 | Workpiece clamping device of numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209919391U (en) |
-
2019
- 2019-04-16 CN CN201920509136.3U patent/CN209919391U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 Termination date: 20210416 |