CN211539799U - High-precision tapping machine - Google Patents

Abstract

The utility model relates to a high-precision tapping machine, comprising a base, a support rod, a spindle box and a worktable, the support rod is vertically installed on one side of the base, and the spindle box is installed on the support The end of the rod away from the base, the worktable is located between the headstock and the base, the bottom of the worktable is provided with an adjustment assembly, the top is provided with a clamping assembly, and the top of the worktable is along its length A first installation groove and a second installation groove are opened in the direction, and the clamping assembly is slidably connected with the first installation groove and the second installation groove. The utility model has the effect of improving the stability of the state of the workpiece during processing.

Description

A high-precision tapping machine

technical field

The utility model relates to the technical field of components, in particular to a high-precision tapping machine.

Background technique

At present, the processing of internal threads involves all walks of life. A tapping machine is a machine tool that uses a tap to process the inner surface of the positioning hole that is pre-opened on the workpiece to process internal threads or tooth buttons. It is convenient and has become a kind of tapping equipment commonly used in internal thread processing.

The Chinese patent with the publication number CN204148671U discloses a desktop tapping machine, including a spindle box, a motor base, a support rod, a base and a worktable, a counter is arranged on the front side of the spindle box, and a friction clutch is arranged at the lower end of the rear side of the spindle box. , a handle rod is arranged on the right side of the spindle box, a spindle is arranged on the left side of the lower end of the spindle box, and a tap is connected to the lower end of the spindle box; a motor seat is arranged on the right side of the spindle box at the lower end of the friction clutch, and a motor is arranged on the motor seat; the right side of the lower end of the spindle box is arranged There is a support rod, and the bottom end of the support rod is provided with a base; the lower end of the support rod is provided with a workbench above the base.

The above-mentioned prior art solutions have the following defects: in the actual use process, when the workpiece is tapped, the workpiece is directly placed on the surface of the worktable. The position is offset, resulting in poor tapping accuracy of the workpiece.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a tapping machine with more accurate hole opening.

The above-mentioned utility model purpose of the present utility model is achieved through the following technical solutions:

A high-precision tapping machine includes a base, a support rod, a spindle box and a worktable, the support rod is vertically installed on one side of the base, and the spindle box is installed on the support rod away from the At one end of the base, the worktable is located between the spindle box and the base, the bottom of the worktable is provided with an adjustment component, the top is provided with a clamping component, and the top of the worktable is provided with a second section along its length direction. an installation groove and a second installation groove, and the clamping assembly is slidably connected with the first installation groove and the second installation groove.

By adopting the above technical solution, when the workpiece is processed, the clamping assembly can hold the workpiece stably, avoid the workpiece from shaking during the tapping process, improve the tapping machining accuracy on the surface of the workpiece, and the adjustment assembly can The height of the worktable is adjusted while supporting and protecting it, which further improves the processing stability of the equipment.

In a preferred example of the present invention, it can be further configured as follows: the clamping assembly includes a set of oppositely arranged first clamping plates and second clamping plates, the first clamping plates and the second clamping plates Both ends of the bottom are provided with a first sliding block and a second sliding block, the first sliding block and the second sliding block are respectively inside the first installation groove and the second installation groove, the first sliding block and the second sliding block are respectively slidably connected with the first installation groove and the second installation groove, and the first clamping plate and the second clamping plate are both vertically arranged with the first installation groove and the second installation groove.

By adopting the above technical solution, the first sliding block and the second sliding block located at the bottom of the first clamping plate and the second clamping plate can move along the length direction of the first installation groove and the second installation groove, so as to lift the workpiece. To strengthen the support, it is convenient to process workpieces of different sizes.

In a preferred example of the present invention, it can be further configured as follows: a first bidirectional screw rod is arranged inside the first installation groove and the second installation groove along the length direction thereof, and one end of the first bidirectional screw rod is connected to There is a first servo motor, the first servo motor is fixedly installed on one side of the worktable, the first bidirectional screw rod is arranged through the first slider or the second slider, and the two first The sliding block or the second sliding block are respectively located at both ends of the first bidirectional screw rod.

By adopting the above technical solution, the first bidirectional screw rotates under the driving of the first servo motor, and the first sliding block and the second sliding block located on the surface of the first bidirectional screw move in the opposite direction along the length direction of the installation groove, Therefore, the first clamping plate and the second clamping plate are driven to move in opposite directions, so as to realize clamping and adjustment of the workpiece.

In a preferred example of the present invention, it can be further configured as follows: there are two adjustment components, which are located on both sides of the workbench, one side of which is connected to the bottom of the workbench, and the other side is connected to the workbench. connected to the base.

By adopting the above technical solution, the two adjustment components can effectively maintain the working stability of the worktable and improve the precision of workpiece processing.

In a preferred example of the present invention, the adjustment assembly can be further configured as follows: the adjustment assembly includes an upper guide rail, a first adjustment rod, a second adjustment rod and a lower guide rail, and the upper guide rail is located below the workbench and extends along the The width direction of the workbench is arranged, the first adjustment rod and the second adjustment rod are arranged crosswise, and one end of the first adjustment rod and the second adjustment rod are located inside the upper guide rail, and are connected with the upper guide rail. sliding connection, the other ends of the first adjusting rod and the second adjusting rod are both located inside the lower guide rail, and are slidably connected with the lower guide rail, the lower guide rail is located above the base and extends along the The length direction of the base is set.

By adopting the above technical solution, the first adjusting rod and the second adjusting rod move along the length direction of the upper guide rail and the lower guide rail, so as to adjust the distance between the worktable and the spindle box, and it is convenient to adjust the distance between the tap and the workpiece, The table is stable and high.

In a preferred example of the present invention, it can be further configured that: the first adjustment rods of the two adjustment assemblies are connected through a first connecting rod, and the second adjustment rod brackets are connected through a second connection The rods are connected, and the intersection of the first adjusting rod and the second adjusting rod is connected by a balance rod.

By adopting the above technical solution, the first connecting rod, the second connecting rod and the balance rod can further improve the degree of stability between the two adjustment components, further improve the unity between the two adjustment components, and avoid the rise and fall of the worktable. Tilt and offset occur.

In a preferred example of the present invention, it can be further configured as follows: one side of the base is provided with a second servo motor, the output end of the second servo motor is connected with a second bidirectional screw, the second double The rod penetrates through the middle of the first connecting rod and the second connecting rod, and the first connecting rod and the second connecting rod are respectively located at two ends of the second bidirectional screw rod.

By adopting the above technical solution, driven by the second servo motor, the second bidirectional screw rod moves in the opposite direction with the first connecting rod and the second connecting rod, so as to adjust the height of the two adjustment components and facilitate the adjustment of the working table. Location.

To sum up, the present utility model includes at least one of the following beneficial technical effects:

1. The technical solution of a worktable with a clamping component and an adjusting component is adopted, so as to improve the stability of the state of the workpiece during processing;

2. The technical scheme of the clamping assembly with the first clamping plate and the second clamping plate is adopted, so that the workpieces of different sizes can be clamped;

3. The technical scheme of the adjustment assembly with the first adjustment rod and the second adjustment rod is adopted, so that the distance between the worktable and the spindle box can be adjusted, and the effect of processing workpieces of different thicknesses is convenient.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of this embodiment.

FIG. 2 is a schematic diagram of the exploded structure of the worktable and the clamping assembly in this embodiment.

FIG. 3 is a partial enlarged structural schematic diagram of part A in FIG. 1 .

In the figure, 1, the base; 2, the support rod; 3, the spindle box; 31, the drive motor; 32, the handle; 33, the tap; 34, the control switch; 4, the workbench; 41, the first installation slot; 42, 5. Clamping assembly; 51, First clamping plate; 52, Second clamping plate; 53, First slider; 54, Second slider; 55, First bidirectional screw; 56 6, the first servo motor; 6, the adjustment assembly; 61, the upper guide rail; 62, the first adjustment rod; 63, the second adjustment rod; 64, the lower guide rail; 65, the first connecting rod; 66, the second connecting rod; 67 , balance rod; 68, the second servo motor; 69, the second two-way screw.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to FIG. 1 , it is a high-precision tapping machine disclosed by the utility model, including a base 1 , a support rod 2 , a spindle box 3 , a worktable 4 , a clamping assembly 5 and an adjustment assembly 6 . The bottom of the base 1 is provided with a non-slip gasket, which can improve the stability of the placement of the base 1. One side of the base 1 is a support rod 2, the support rod 2 is arranged vertically, and its bottom is welded on the surface of the base 1, and the support rod The other end of 2 is welded with the headstock 3, the worktable 4 is located between the base 1 and the headstock 3, and the bottom of the worktable 4 is connected with the base 1 through the adjustment assembly 6, which is used to adjust the height of the worktable 4, and The stability of the table 4 is improved during processing. A first installation groove 41 (refer to FIG. 3 ) and a second installation groove 42 (refer to FIG. 3 ) are respectively opened on both sides of the surface of the worktable 4 , and the bottom of the clamping assembly 5 is installed in the first installation groove 41 and the second installation groove 41 Inside the groove 42, the workpiece is clamped and fixed by the clamping assembly 5, so as to improve the machining accuracy of the equipment.

1, one side of the spindle box 3 is provided with a drive motor 31, the drive motor 31 is fixedly connected with the spindle box 3, and its output end is connected to the tap 33 after the spindle box 3 is decelerated. A control switch 34 and a handle 32 are respectively provided on both sides, and the control switch 34 and the handle 32 are convenient for the staff to control the start and stop of the equipment.

Referring to FIG. 2 , the clamping assembly 5 includes a first servo motor 56 , a first bidirectional screw 55 , and a set of first and second clamping plates 51 and 52 oppositely arranged. The clamping plates 52 are located on both sides of the worktable 4 respectively, and both sides of the bottom of the first clamping plate 51 and the second clamping plate 52 are provided with a first sliding block 53 and a second sliding block 54 . The plate 51 and the second clamping plate 52 are arranged perpendicular to the first installation groove 41 and the second installation groove 42, and the first sliding block 53 and the second sliding block 54 are respectively installed in the first installation groove 41 and the second installation groove 42. Inside, the inside of the first installation slot 41 and the second installation slot 42 are installed with a first bidirectional screw 55 along their lengths. One end of the first bidirectional screw 55 passes through the side of the worktable 4 and the first servo motor 56 Connected, the first servo motor 56 is installed on the side of the table 4, the end of the first bidirectional screw 55 away from the first servo motor 56 is installed in the first installation slot 41 or the second installation slot 42 through the bearing seat, the first A first threaded hole is formed in the middle of the first sliding block 53 and the second sliding block 54. The two first bidirectional screw rods 55 penetrate through the middle of the first sliding block 53 and the second sliding block 54 respectively. The two first sliding blocks 53 Alternatively, the second sliding blocks 54 are respectively installed on both ends of the first bidirectional screw rod 55 . Driven by the first servo motor 56, the first bidirectional screw rod 55 rotates, and drives the first sliding block 53 or the second sliding block 54 on both sides to move in the opposite direction, thereby adjusting the first clamping plate 51 and the second sliding block 54. The distance between the two clamping plates 52 realizes the clamping of the workpiece, improves the stability of the workpiece during processing, and facilitates the tapping of the tap 33 .

3, there are two adjustment assemblies 6, which are located on both sides of the length direction of the workbench 4 respectively. Each adjustment assembly 6 includes an upper guide rail 61, a first adjustment rod 62, a second adjustment rod 63 and a lower guide rail 64. The guide rail 61 is fixedly installed under the worktable 4 and is arranged along the width direction of the worktable 4. The inner two sides of the upper guide rail 61 are respectively connected with the first adjustment rod 62 and the second adjustment rod 63. The first adjustment rod 62 The second adjusting rod 63 is crossed, and the ends of the first adjusting rod 62 and the second adjusting rod 63 away from the upper guide rail 61 are connected with the lower guide rail 64, the lower guide rail 64 is fixedly installed on the upper surface of the base 1, and the lower guide rail 64 is The length direction of the base 1 is set. The first adjustment rods 62 of the two adjustment assemblies 6 are connected through a first connecting rod 65, and the second adjustment rods 63 are connected through a second connecting rod 66. The first adjustment rod 62 and the cross rod of the ground adjustment rod Connected by a balance rod 67, the first connecting rod 65 and the second connecting rod 66 are arranged close to the base 1, and a second two-way screw 69 is provided in the middle of the base 1 along its length direction. One end of the second two-way screw 69 A second servo motor 68 is fixedly connected, and the other end is mounted on the other side of the upper surface of the base 1 through a bearing seat. The middle parts of the first connecting rod 65 and the second connecting rod 66 are both provided with second threaded holes, and the second two-way screw 69 is respectively connected with both sides of the first connecting rod 65 and the second connecting rod 66 to keep the two consistent. To avoid the position deviation of the adjustment components 6 on both sides during the adjustment process.

The specific implementation process of this embodiment is:

During processing, after the workpiece is placed on the surface of the worktable 4, the first servo motor 56 is turned on to drive the first bidirectional screw 55 to rotate, and the first clamping plate 51 and the second clamping portion are driven along the length direction thereof. Rotate in the opposite direction until the first clamping plate 51 and the second clamping plate 52 fix the workpiece on the surface of the worktable 4, and then turn on the second servo motor 68 to drive the second bidirectional screw 69 to rotate, driving the The first connecting rod 65 and the second connecting rod 66 on both sides move in the opposite direction along the length direction, the first adjusting rod 62 and the second adjusting rod 63 move up and down to adjust the height of the workbench 4. After the adjustment is completed, Turn off the second servo motor 68, turn on the control switch 34 and the handle 32 to start the driving motor 31 and the tap 33 to work, and perform tapping on the surface of the workpiece.

The device has the characteristics of easy adjustment of the height of the worktable, stable state of the worktable and workpiece during processing, and high precision of tapping.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (7)

1. A high-precision tapping machine, comprising a base (1), a support rod (2), a spindle box (3) and a worktable (4), the support rod (2) being vertically mounted on the base On one side of (1), the spindle box (3) is installed on the end of the support rod (2) away from the base (1), and the worktable (4) is located between the spindle box (3) and the base (1). Between the bases (1), it is characterized in that: the bottom of the worktable (4) is provided with an adjustment assembly (6), the top is provided with a clamping assembly (5), and the top of the worktable (4) is along its length. A first installation groove (41) and a second installation groove (42) are provided in the direction, and the clamping assembly (5) is slidably connected with the first installation groove (41) and the second installation groove (42). 2. A high-precision tapping machine according to claim 1, characterized in that: the clamping assembly (5) comprises a set of oppositely arranged first clamping plates (51) and second clamping plates ( 52), both ends of the bottom of the first clamping plate (51) and the second clamping plate (52) are provided with a first sliding block (53) and a second sliding block (54). The slider (53) and the second slider (54) are respectively inside the first installation groove (41) and the second installation groove (42), the first slider (53) and the second slider (54) ) are respectively slidably connected to the first installation groove (41) and the second installation groove (42), and the first clamping plate (51) and the second clamping plate (52) are both connected to the first installation groove (41) and the second installation groove (42) are arranged vertically. 3. A high-precision tapping machine according to claim 2, characterized in that: the insides of the first installation groove (41) and the second installation groove (42) are provided with a first bidirectional direction along their length direction. A lead screw (55), one end of the first bidirectional lead screw (55) is connected with a first servo motor (56), and the first servo motor (56) is fixedly installed on one side of the workbench (4) , the first bidirectional screw (55) is arranged through the first slider (53) or the second slider (54), and the two first sliders (53) or the second sliders (54) They are respectively located at both ends of the first bidirectional screw rod (55). 4. A high-precision tapping machine according to claim 1, characterized in that: there are two adjustment components (6), which are respectively located on both sides of the worktable (4), one side of which is connected to the The bottom of the workbench (4) is connected, and the other side is connected with the base (1). 5 . The high-precision tapping machine according to claim 4 , wherein the adjusting assembly ( 6 ) comprises an upper guide rail ( 61 ), a first adjusting rod ( 62 ), and a second adjusting rod ( 63 ). 6 . and a lower guide rail (64), the upper guide rail (61) is located below the workbench (4) and is arranged along the width direction of the workbench (4). Two adjusting rods (63) are arranged crosswise, one end of the first adjusting rod (62) and the second adjusting rod (63) are both located inside the upper guide rail (61) and slide with the upper guide rail (61). connection, the other ends of the first adjusting rod (62) and the second adjusting rod (63) are both located inside the lower guide rail (64), and are slidably connected with the lower guide rail (64), and the lower guide rail ( 64) is located above the base (1) and arranged along the length direction of the base (1). 6. A high-precision tapping machine according to claim 5, characterized in that: a first connecting rod (65) is passed between the first adjusting rods (62) of the two adjusting assemblies (6). The brackets of the second adjusting rod (63) are connected by a second connecting rod (66), and the intersection of the first adjusting rod (62) and the second adjusting rod (63) is connected by a balance rod ( 67) connected. 7. A high-precision tapping machine according to claim 6, characterized in that: a second servo motor (68) is provided on one side of the base (1), and the second servo motor (68) The output end is connected with a second two-way screw (69), the second two-way screw runs through the middle of the first connecting rod (65) and the second connecting rod (66), the first connecting rod (65) ) and the second connecting rod (66) are respectively located at both ends of the second bidirectional screw rod (69).

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