Blank cutting device with clamping structure for ball screw machining

Abstract

The utility model relates to the technical field of ball screw machining, and discloses a blank cutting device with a clamping structure for ball screw machining, which comprises base supporting legs, a cutting machine body is fixedly connected to the tops of the base supporting legs, a working table is fixedly connected to the top of the cutting machine body, and the clamping structure is arranged on the working table. The top of the cutting machine body is fixedly connected with a U-shaped supporting frame. The clamping device is arranged above the workbench, the first sliding rail and the second sliding rail are movably sleeved with the clamping device through a first sliding block and a second sliding block respectively, the clamping device is fixedly connected with a clamping block through a first connecting arm and a second connecting arm, one side of the clamping block is fixedly connected with a connecting block, and one side of the connecting block is fixedly connected with a connecting rod. The air cylinder is connected with the connecting rod to drive the first connecting arm, the second connecting arm and the clamping block so that the first sliding block and the second sliding block can move back and forth on the first sliding rail and the second sliding rail, and the effect of adjusting the clamping position according to the length of the ball screw is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of ball screw processing, in particular to a blank cutting device with a clamping structure for ball screw processing. Background Art

[0002] Ball screw is a mechanical transmission device that converts rotational motion into linear motion. It is the most commonly used transmission element in tool machinery and precision machinery. Its main function is to convert rotational motion into linear motion, or to convert torque into axial repetitive force. It also has the characteristics of high precision, reversibility and high efficiency.

[0003] Nowadays, in most ball screw processing processes, the screw blank needs to be cut. The current cutting device is not convenient for fixing the screw blank during use, the cutting stability is poor, and cutting deviation is prone to occur. The ball screw processing part cutting machine cannot adjust the clamping according to the length and placement position, and cannot perform secondary clamping according to the size. Utility Model Content

[0004] The utility model aims to provide a blank cutting device for ball screw machining with a clamping structure, so as to achieve the purpose of adjusting and clamping according to the size and position of the ball screw machining workpiece.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a blank cutting device for ball screw processing with a clamping structure, comprising: a base support leg, wherein the top of the base support leg is fixedly connected to a cutting machine body, the top of the cutting machine body is fixedly connected to a workbench, and the top of the cutting machine body is fixedly connected to a U-shaped support frame; a clamping device, wherein the clamping device is arranged above the workbench.

[0006] Preferably, a placing table is fixedly connected to the middle of the top of the workbench for placing the ball screw processing parts. A slide rail base is fixedly installed on the top of the workbench, and there are two groups of them, which are located on both sides respectively. Slide rail one and slide rail two are fixedly connected to the top of the slide rail base.

[0007] Preferably, a motor is provided on the upper surface of the U-shaped support frame and is fixedly installed on the top of the U-shaped support frame through a motor cover. The output end of the motor is fixedly connected to a connecting shaft, and the other end of the connecting shaft is fixedly connected to a telescopic rod. A cutting knife is provided under the telescopic rod for cutting ball screw processed parts.

[0008] Preferably, the clamping device comprises: a clamping portion, which is arranged above the workbench; and a clamping portion, which is arranged above the workbench.

[0009] Preferably, the clamping part includes: slider one, which is movably mounted on slide rail one, and there are two groups of sliders; slider two, which is movably mounted on slide rail two, and there are two groups of sliders; a clamping block, which is arranged above the placement table and between slider one and slider two; a connecting arm one is fixedly connected between the slider one and the clamping block.

[0010] Preferably, a connecting arm 2 is fixedly connected between the slider 2 and the clamping block, and positioning holes are provided on the connecting arm 1 and the connecting arm 2, and a positioning bolt is movably passed through the connecting arm 1 and the connecting arm 2 for fixing the connecting arm 1 and the connecting arm 2 between the slider 1 and the clamping block.

[0011] Preferably, one side of the clamping block is fixedly connected to a connecting block, one side of the connecting block is fixedly connected to a connecting rod, which movably passes through the U-shaped support frame and extends to the outer wall of the U-shaped support frame, and the other end of the connecting rod is fixedly connected to a cylinder.

[0012] Preferably, the clamping part includes: a connecting column, which movably passes through the clamping block and extends to the interior of the clamping block; one end of the connecting column is fixedly connected to an arc-shaped resistance plate, a spring is provided between the connecting column and the arc-shaped resistance plate, and the other end of the connecting column is fixedly connected to the connecting plate.

[0013] The utility model provides a blank cutting device for ball screw processing with a clamping structure, which has the following beneficial effects:

[0014] (1) The utility model is provided with a slider 1 and a slider 2, which are movably mounted on the slide rail 1 and the slide rail 2 respectively, and a clamping block is fixedly connected to the connecting arm 1 and the connecting arm 2. One side of the clamping block is fixedly connected to the connecting block, one side of the connecting block is fixedly connected to a connecting rod, and the other end of the connecting rod is fixedly connected to a cylinder. When moving, the cylinder connected to the connecting rod drives the connecting arm 1, the connecting arm 2 and the clamping block to make the slider 1 and the slider 2 move back and forth on the slide rail 1 and the slide rail 2, so as to achieve the effect of adjusting the clamping position according to the length of the ball screw.

[0015] (2) The utility model is provided with a connecting column, one end of which is fixedly connected to an arc-shaped resistance plate, a spring is provided between the connecting column and the arc-shaped resistance plate, and the other end of the connecting column is fixedly connected to the connecting plate. When the ball screw workpiece has different sizes, the connecting column is pressed downward by pressing the connecting plate so that the arc-shaped resistance plate clamps the workpiece for a second time, thereby achieving the effect of clamping the ball screw workpiece according to its size. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall diagram of the utility model;

[0017] Figure 2 This is a front view of the utility model;

[0018] Figure 3 It is a cross-sectional view of the utility model;

[0019] Figure 4 This is a top view of the utility model.

[0020] In the figure: 1 base support leg, 2 cutting machine body, 3 workbench, 31 placement table, 32 slide rail base, 33 slide rail 1, 34 slide rail 2, 4 U-shaped support frame, 41 motor, 42 connecting shaft, 43 telescopic rod, 44 cutting knife, 5 clamping device, 51 clamping part, 511 slider 1, 512 slider 2, 513 clamping block, 514 connecting arm 1, 515 connecting arm 2, 516 positioning bolt, 517 connecting block, 518 connecting rod, 519 cylinder, 52 clamping part, 521 connecting column, 522 arc-shaped resistance plate, 523 spring, 524 connecting plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention. Example 1

[0023] The preferred embodiment of the blank cutting device for ball screw processing with a clamping structure provided by the utility model is as follows Figure 1-4 As shown: A blank cutting device for ball screw processing with a clamping structure, comprising: a base support leg 1, wherein the top of the base support leg 1 is fixedly connected to a cutting machine body 2, the top of the cutting machine body 2 is fixedly connected to a workbench 3, and the top of the cutting machine body 2 is fixedly connected to a U-shaped support frame 4; a clamping device 5, wherein the clamping device 5 is arranged above the workbench 3.

[0024] A placing table 31 is fixedly connected to the middle of the top of the workbench 3 for placing ball screw workpieces. A slide rail base 32 is fixedly installed on the top of the workbench 3, and there are two groups of them, which are located on both sides respectively. A slide rail 1 33 and a slide rail 2 34 are fixedly connected to the top of the slide rail base 32.

[0025] A motor 41 is provided on the upper surface of the U-shaped support frame 4 and is fixedly installed on the top of the U-shaped support frame 4 through a motor cover. The output end of the motor 41 is fixedly connected to a connecting shaft 42. The other end of the connecting shaft 42 is fixedly connected to a telescopic rod 43. A cutting knife 44 is provided below the telescopic rod 43 for cutting ball screw workpieces.

[0026] The clamping device 5 includes: a clamping portion 51 , which is disposed above the workbench 3 ; and a clamping portion 52 , which is disposed above the workbench 3 .

[0027] The clamping part 51 includes: a slider 511, which is movably mounted on a slide rail 33, and there are two groups of sliders; a slider 512, which is movably mounted on a slide rail 34, and there are two groups of sliders; a clamping block 513, which is arranged above the placement table 31 and located between the slider 511 and the slider 512; a connecting arm 514 is fixedly connected between the slider 511 and the clamping block 513, and a connecting arm 515 is fixedly connected between the slider 512 and the clamping block 513.

[0028] Positioning holes are provided on the connecting arm 1 514 and the connecting arm 2 515 , and positioning bolts 516 are movably penetrated therethrough for fixing the connecting arm 1 514 and the connecting arm 2 515 between the slider 1 511 , the slider 2 512 and the clamping block 513 .

[0029] One side of the clamping block 513 is fixedly connected to a connecting block 517, one side of the connecting block 517 is fixedly connected to a connecting rod 518, which movably passes through the U-shaped support frame 4 and extends to the outer wall of the U-shaped support frame 4, and the other end of the connecting rod 518 is fixedly connected to a cylinder 519.

[0030] A slider 1 511 and a slider 2 512 are provided, and the slider 1 511 and the slider 2 512 are movably mounted on the slide rail 1 33 and the slide rail 2 34 respectively. A clamping block 513 is fixedly connected to the connecting arm 1 514 and the connecting arm 2 515. One side of the clamping block 513 is fixedly connected to a connecting block 517. One side of the connecting block 517 is fixedly connected to a connecting rod 518. The other end of the connecting rod 518 is fixedly connected to a cylinder 519. When moving, the cylinder 519 connects the connecting rod 518 to drive the connecting arm 1 514, the connecting arm 2 515 and the clamping block 513, so that the slider 1 511 and the slider 2 512 move back and forth on the slide rail 1 33 and the slide rail 2 34, and the clamping position is adjusted according to the length of the ball screw. Example 2

[0031] On the basis of Example 1, a preferred embodiment of a blank cutting device for ball screw processing with a clamping structure provided by the utility model is as follows: Figure 1-4 As shown: the clamping part 52 includes: a connecting column 521, the connecting column 521 movably passes through the clamping block 513 and extends to the inside of the clamping block 513; one end of the connecting column 521 is fixedly connected to an arc-shaped resistance plate 522, a spring 523 is provided between the connecting column 521 and the arc-shaped resistance plate 522, and the other end of the connecting column 521 is fixedly connected to a connecting plate 524.

[0032] A connecting column 521 is provided, one end of which is fixedly connected to an arc-shaped resistance plate 522, a spring 523 is provided between the connecting column 521 and the arc-shaped resistance plate 522, and the other end of the connecting column 521 is fixedly connected to a connecting plate 524. When the ball screw workpiece has different sizes, the connecting column 521 is pressed downward by pressing the connecting plate 524 so that the arc-shaped resistance plate 522 can clamp the workpiece for the second time.

[0033] When in use, a workbench 3 is provided, and a placing table 31 is fixedly connected to the middle of the top of the workbench 3 for placing ball screw processing parts. A slide rail base 32 is fixedly installed on the top of the workbench 3, and there are two groups, which are respectively located on both sides. The top of the slide rail base 32 is fixedly connected with a slide rail 1 33 and a slide rail 2 34. The double track can be more stable than a single track. A slider 1 511 and a slider 2 512 are provided. The slider 1 511 and the slider 2 512 are movably sleeved on the slide rail 1 33 and the slide rail 2 34 respectively. A clamping block 513 is fixedly connected to the connecting arm 1 514 and the connecting arm 2 515. One side of the clamping block 513 is fixedly connected to a connecting block 517. One side of the connecting block 517 is fixedly connected to a connecting rod 518. The other end of 18 is fixedly connected to a cylinder 519. When moving, the cylinder 519 connects the connecting rod 518 to drive the connecting arm 1 514, the connecting arm 2 515 and the clamping block 513, so that the slider 1 511 and the slider 2 512 move back and forth on the slide rail 1 33 and the slide rail 2 34. The clamping position is adjusted according to the length of the ball screw. A connecting column 521 is provided, and one end of the connecting column 521 is fixedly connected to an arc-shaped resistance plate 522. A spring 523 is provided between the connecting column 521 and the arc-shaped resistance plate 522. The other end of the connecting column 521 is fixedly connected to a connecting plate 524. When the ball screw workpiece has different sizes, when the connecting plate 524 is pressed, the connecting column 521 is pressed downward to enable the arc-shaped resistance plate 522 to clamp the workpiece for the second time.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A blank cutting device for ball screw machining with a clamping structure, characterized in that: include: Base support leg (1), The top of the base support leg (1) is fixedly connected to a cutting machine body (2), the top of the cutting machine body (2) is fixedly connected to a workbench (3), and the top of the cutting machine body (2) is fixedly connected to a U-shaped support frame (4); A clamping device (5), wherein the clamping device (5) is arranged above the workbench (3); The clamping device (5) comprises: A clamping portion (51), wherein the clamping portion (51) is arranged above the workbench (3); A clamping portion (52), wherein the clamping portion (52) is arranged above the workbench (3); The clamping portion (51) comprises: Slider 1 (511), wherein the slider 1 (511) is movably sleeved on the slide rail 1 (33), and there are two sets of sliders in total; Slider 2 (512), the slider 2 (512) is movably sleeved on the slide rail 2 (34), and there are two sets of sliders in total; A clamping block (513), wherein the clamping block (513) is disposed above the placement table (31) and is located between the first slider (511) and the second slider (512); A connecting arm 1 (514) is fixedly connected between the slider 1 (511) and the clamping block (513), and a connecting arm 2 (515) is fixedly connected between the slider 2 (512) and the clamping block (513).

2. A blank cutting device for ball screw machining with a clamping structure according to claim 1, characterized in that: A placement table (31) is fixedly connected to the middle of the top of the workbench (3) for placing ball screw workpieces. A slide rail base (32) is fixedly installed on the top of the workbench (3), and there are two groups of them, which are located on both sides respectively. The top of the slide rail base (32) is fixedly connected to a slide rail 1 (33) and a slide rail 2 (34).

3. The blank cutting device for ball screw machining with a clamping structure according to claim 1, characterized in that: A motor (41) is provided on the upper surface of the U-shaped support frame (4) and is fixedly mounted on the top of the U-shaped support frame (4) via a motor cover; an output end of the motor (41) is fixedly connected to a connecting shaft (42); the other end of the connecting shaft (42) is fixedly connected to a telescopic rod (43); a cutting knife (44) is provided below the telescopic rod (43) for cutting ball screw workpieces.

4. The blank cutting device for ball screw machining with a clamping structure according to claim 1, characterized in that: The connecting arm 1 (514) and the connecting arm 2 (515) are both provided with positioning holes, and a positioning bolt (516) is movably penetrated through the connecting arm 1 (514) and the connecting arm 2 (515) for fixing the connecting arm 1 (514) and the connecting arm 2 (515) between the slider 1 (511), the slider 2 (512) and the clamping block (513).

5. A blank cutting device for ball screw machining with a clamping structure according to claim 4, characterized in that: One side of the clamping block (513) is fixedly connected to a connecting block (517), one side of the connecting block (517) is fixedly connected to a connecting rod (518) which movably passes through the U-shaped support frame (4) and extends to the outer wall of the U-shaped support frame (4), and the other end of the connecting rod (518) is fixedly connected to a cylinder (519).

6. The blank cutting device for ball screw machining with a clamping structure according to claim 1, characterized in that: The clamping portion (52) comprises: A connecting column (521), wherein the connecting column (521) movably passes through the clamping block (513) and extends into the interior of the clamping block (513); One end of the connecting column (521) is fixedly connected to an arc-shaped resisting plate (522), a spring (523) is provided between the connecting column (521) and the arc-shaped resisting plate (522), and the other end of the connecting column (521) is fixedly connected to a connecting plate (524).

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