Clamping device for threaded rod machining

Abstract

The utility model discloses a clamping device for threaded rod machining, which relates to the technical field of threaded rod machining and comprises a workbench, a machine head is arranged on the left side of the upper end of the workbench, a spindle is arranged at the right end of the machine head, and a threaded rod to be machined is clamped by the right end of the spindle through a three-jaw chuck. A positioning plate is installed at the upper end of the workbench in a left-right sliding mode, a round sleeve is fixedly installed on the left side of the positioning plate, and an auxiliary clamping mechanism is arranged in the round sleeve. A threaded rod to be machined is clamped on the three-jaw chuck of the main shaft, then the motor is started according to the length of the threaded rod to be machined, the left-right distance between the positioning plate and the round sleeve is adjusted through rotation of the lead screw, then the three sets of telescopic devices are started according to the diameter of the threaded rod to be machined, and the distances among the three sets of positioning rollers are adjusted. And the positioning rollers have the effects of clamping, positioning and auxiliary supporting on the threaded rods, so that the device can be suitable for the threaded rods with different lengths and diameters.

Description

Technical Field

[0001] The utility model relates to the technical field of threaded rod processing, in particular to a clamping device for threaded rod processing. Background Art

[0002] The screw rod is a cylinder with a spiral groove cut on the outer surface or a cone with a spiral groove cut on a conical surface. During the production process of the threaded rod, a corresponding clamping device is needed to fix the threaded rod to prevent the threaded rod from shifting during the processing. Although the existing threaded rod clamping devices can clamp the threaded rod, most of them have fixed the corresponding dimensions when in use, and it is difficult to make corresponding adjustments to the clamping device according to the corresponding dimensions of the threaded rod. When the length of the threaded rod is longer or shorter, the corresponding clamping device needs to be replaced. This process is not only time-consuming and labor-intensive, but also greatly affects the user's processing efficiency, and the use effect is not very ideal. Utility Model Content

[0003] In order to overcome the above-mentioned defects existing in the prior art, the utility model provides a clamping device for threaded rod processing.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a clamping device for threaded rod processing, including a workbench, a machine head is arranged on the left side of the upper end of the workbench, a main shaft is arranged on the right end of the machine head, the right end of the main shaft clamps the threaded rod to be processed through a three-jaw chuck, a positioning plate is slidably installed on the upper end of the workbench, the left side of the positioning plate is fixedly installed on a round sleeve, and an auxiliary clamping mechanism is arranged inside the round sleeve.

[0005] Furthermore, a motor is fixedly installed on the right side of the upper end of the workbench, a screw is fixedly connected to the power output shaft of the motor, the left end of the screw is movably installed on a fixed block, the fixed block is fixedly installed on the upper end of the workbench, and a positioning plate is movably installed on the screw.

[0006] Furthermore, the auxiliary clamping mechanism includes a telescopic device, and the telescopic device is provided with three groups. The telescopic device is fixedly installed on the front side of the positioning plate, and the telescopic end of the telescopic device is fixedly installed on a mounting frame, and the mounting frame is located on the inner side of the circular sleeve.

[0007] Furthermore, a rotating shaft is movably installed in the mounting frame, and positioning rollers are fixedly installed on the rotating shaft. The three groups of positioning rollers are used to assist in clamping and positioning the threaded rod.

[0008] The beneficial effects of the utility model are as follows: by clamping the threaded rod to be processed on the three-jaw chuck of the main shaft, and then starting the motor according to the length of the threaded rod to be processed, adjusting the left and right distance between the positioning plate and the round sleeve by rotating the lead screw, and then starting the three sets of telescopic devices according to the diameter of the threaded rod to be processed, adjusting the distance between the three sets of positioning rollers, and clamping, positioning and auxiliary supporting the threaded rod by the positioning rollers, so that the device can be suitable for threaded rods of different lengths and diameters. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0010] Figure 1 It is the front view of the utility model;

[0011] Figure 2 It is a side view of the positioning plate of the utility model;

[0012] Figure 3 This is a schematic diagram of the installation of the positioning roller of the utility model.

[0013] In the figure: 1. workbench, 2. machine head, 3. spindle, 4. motor, 5. fixed block, 6. lead screw, 7. positioning plate, 8. round sleeve, 9. telescopic device, 10. mounting frame, 11. rotating shaft, 12. positioning roller. DETAILED DESCRIPTION

[0014] In order to more clearly illustrate the technical solution of the utility model, the utility model is further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on this drawing and embodiment, which all belong to the protection scope of the utility model.

[0015] like Figure 1 As shown, the utility model includes a workbench 1, a machine head 2 is arranged on the left side of the upper end of the workbench 1, a main shaft 3 is arranged on the right end of the machine head 2, the right end of the main shaft 3 is clamped with a threaded rod to be processed by a three-jaw chuck, a positioning plate 7 is installed for left and right sliding movement on the upper end of the workbench 1, a motor 4 is fixedly installed on the right side of the upper end of the workbench 1 by bolts, a lead screw 6 is fixedly connected at the power output shaft of the motor 4, the left end of the lead screw 6 is movably installed on the fixed block 5 through a bearing, the fixed block 5 is welded and installed on the upper end of the workbench 1, a positioning plate 7 is movably installed on the lead screw 6, the lead screw 6 is driven to rotate by the motor 4, and the left and right positions of the positioning plate 7 are adjusted to be suitable for threaded rods of different lengths.

[0016] like Figures 1 to 3As shown, the left side of the positioning plate 7 is fixedly installed on the circular sleeve 8, and an auxiliary clamping mechanism is arranged inside the circular sleeve 8. The auxiliary clamping mechanism includes a telescopic device 9, and the telescopic device 9 is provided with three groups. The telescopic device 9 is fixedly installed on the front side of the positioning plate 7 by bolts, and the telescopic end of the telescopic device 9 is fixedly installed with a mounting frame 10. The mounting frame 10 is located on the inner side of the circular sleeve 8. A rotating shaft 11 is movably installed in the mounting frame 10 through a bearing, and a positioning roller 12 is fixedly installed on the rotating shaft 11. The three groups of positioning rollers 12 are used for auxiliary clamping and positioning of the threaded rod.

[0017] When the utility model is in use, the threaded rod to be processed is clamped on the three-jaw chuck of the main shaft 3, and then the motor 4 is started according to the length of the threaded rod to be processed, and the left and right distances between the positioning plate 7 and the round sleeve 8 are adjusted by rotating the lead screw 6, and then according to the diameter of the threaded rod to be processed, the three groups of telescopic devices 9 are started to adjust the distances between the three groups of positioning rollers 12, and the positioning rollers 12 play the role of clamping, positioning and auxiliary support for the threaded rod, so that the device can be suitable for threaded rods of different lengths and diameters.

[0018] The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.

Claims

1. A clamping device for threaded rod processing, comprising a workbench (1), characterized in that: A machine head (2) is arranged on the left side of the upper end of the workbench (1), a main shaft (3) is arranged on the right end of the machine head (2), the right end of the main shaft (3) is clamped with a threaded rod to be processed by a three-jaw chuck, a positioning plate (7) is slidably mounted on the upper end of the workbench (1), the left side of the positioning plate (7) is fixedly mounted on a round sleeve (8), and an auxiliary clamping mechanism is arranged inside the round sleeve (8).

2. A clamping device for threaded rod processing according to claim 1, characterized in that: A motor (4) is fixedly mounted on the right side of the upper end of the workbench (1); a lead screw (6) is fixedly connected to the power output shaft of the motor (4); the left end of the lead screw (6) is movably mounted on a fixed block (5); the fixed block (5) is fixedly mounted on the upper end of the workbench (1); and a positioning plate (7) is movably mounted on the lead screw (6).

3. A clamping device for threaded rod processing according to claim 1, characterized in that: The auxiliary clamping mechanism comprises a telescopic device (9), wherein the telescopic device (9) is provided with three groups, wherein the telescopic device (9) is fixedly mounted on the front side of the positioning plate (7), and a mounting frame (10) is fixedly mounted on the telescopic end of the telescopic device (9), and the mounting frame (10) is located on the inner side of the circular sleeve (8).

4. A clamping device for threaded rod processing according to claim 3, characterized in that: A rotating shaft (11) is movably mounted in the mounting frame (10), and positioning rollers (12) are fixedly mounted on the rotating shaft (11). The three groups of positioning rollers (12) are used to assist in clamping and positioning the threaded rod.

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