Positioning tool for turning and milling composite equipment

Abstract

The utility model relates to the technical field of positioning tools, and discloses a positioning tool for turn-milling composite equipment, which comprises a mounting disc, and a positioning device is arranged above the mounting disc. According to the positioning tool for the turning and milling composite equipment, the first rotating shaft, the mounting plate, the sliding rods, the clamping plates, the positioning bolts, the springs and the arc-shaped plates are arranged, the arc-shaped plates clamp a machining part through the elastic force of the springs, the mounting plate can rotate through the first rotating shaft, and the positions of the clamping plates and the arc-shaped plates are conveniently exchanged; the positions of the clamping plate and the arc-shaped plate are adjusted according to the shape of a machined part, and the mounting plate is positioned through the positioning bolt; by arranging a worm gear, a second rotating shaft, a worm, sliding blocks, a screw, a first bevel gear and a second bevel gear, the worm is rotated, the worm gear is driven to rotate, the worm gear drives the second rotating shaft and the second bevel gear to rotate, the second bevel gear drives the first bevel gear and the screw to rotate, the three sliding blocks are driven to move together, and a clamping plate or an arc-shaped plate clamps a machined part.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning tooling, in particular to a positioning tooling for turning and milling compound equipment. Background Art

[0002] Turning and milling is the process of cutting the workpiece by utilizing the combined motion of the milling cutter rotation and the workpiece rotation.

[0003] A Chinese patent discloses a workpiece positioning fixture for a turning and milling compound center, with the publication number CN215747778U, comprising a machine head, a groove is provided on one side of the machine head, a limiting device is arranged inside the groove, a motor is fixedly installed in the middle of the machine head, a rotating shaft is rotatably connected to the output end of the motor inside the machine head, the limiting device and the rotating shaft are meshed and connected through a bevel gear set, and a fixing ring is fixedly installed on the side of the machine head. The utility model drives three screw rods to rotate through three driven wheels, so that the transmission of the three screw rods to the limiting blocks is synchronized, so that the limiting blocks have a good clamping effect on the object, and the screw rods are also convenient to play an anti-retraction effect on the limiting blocks, so that the clamping of the object is not easy to loosen, so that the clamping of the object is more stable, and the use of the device is safer. The clamping opening formed between the limiting blocks in this design can be adjusted in a large range, which is convenient for clamping larger objects.

[0004] However, it still has the following disadvantages: the device uses a motor to drive the screw to rotate so that the three limit blocks clamp and position the processing parts, but the device cannot adjust the shape of the limit blocks according to the outer surface of the processing parts, making the device less practical. To this end, we proposed a positioning tool for turning and milling composite equipment to solve this problem. Utility Model Content

[0005] The purpose of the utility model is to provide a positioning tool for a turning and milling compound device to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a positioning tool for a turning and milling compound device, comprising a mounting plate, a support fixedly connected to the bottom surface of the mounting plate, a bottom surface of the support rotatably connected to a chassis via a first bearing seat, a positioning device is arranged above the mounting plate, and the positioning device comprises a clamping portion;

[0007] The clamping part includes a screw, a slider, a worm gear, a second rotating shaft and a second bevel gear. A cavity is provided inside the mounting plate. A sliding groove is provided on the top surface of the mounting plate. The upper and lower end surfaces of the second rotating shaft are rotatably connected to the inner wall of the mounting plate through a second bearing seat. The worm gear and the second bevel gear are fixedly sleeved with the outer surface of the second rotating shaft.

[0008] A conversion portion is provided above the installation plate;

[0009] The conversion part includes a mounting plate, a slide bar, a clamping plate and an arc plate. The mounting plate is slidably sleeved on the outer surface of the slide bar, the outer surface of the clamping plate is fixedly connected to the outer surface of the slide bar, and the outer surface of the arc plate is fixedly connected to the outer surface of the slide bar.

[0010] A further improvement is that the clamping part also includes a motor, a bevel gear ring, a worm, a first bevel gear, and a third bevel gear. The bottom surface of the motor is fixedly connected to the top surface of the chassis, the third bevel gear is fixedly sleeved on the outer surface of the motor output shaft, the bevel gear ring is fixedly sleeved on the outer surface of the mounting disk, and the outer surface of the third bevel gear is meshedly connected with the outer surface of the bevel gear ring. By arranging the motor, the third bevel gear and the bevel gear ring, the mounting disk is driven to rotate by the motor to change the installation angle of the processing part.

[0011] A further improvement is that the outer surface of the screw is rotatably connected to the inner wall of the mounting plate through a second bearing seat, the slider is threadedly sleeved on the outer surface of the screw, the first bevel gear is fixedly sleeved on the outer surface of the screw, the outer surface of the first bevel gear is meshingly connected with the outer surface of the second bevel gear, and by setting the first bevel gear, the second bevel gear, the slider and the second rotating shaft, the second bevel gear is used to drive the three first bevel gears to rotate simultaneously, thereby controlling the three sliders to move simultaneously.

[0012] A further improvement is that the outer surface of the front end of the worm rotates through the inner wall of the mounting plate and extends to the front of the mounting plate through the bearing, and the outer surface of the worm is meshed and connected with the outer surface of the worm wheel. By setting the worm and the worm wheel, the worm is rotated to drive the worm wheel and the second rotating shaft, and the self-locking property of the worm and the worm wheel is utilized to keep the second rotating shaft stable.

[0013] A further improvement is that the conversion part also includes a first rotating shaft, a positioning bolt and a spring, one end of the spring is fixedly connected to the outer surface of the mounting plate, and by arranging the mounting plate, spring, sliding rod, clamping plate and arc plate, the elastic force of the spring is utilized to enable the clamping plate or arc plate to clamp and position the processing part.

[0014] A further improvement is that the bottom end of the first rotating shaft is fixedly connected to the top end of the slider, and the top end of the first rotating shaft is rotatably connected to the bottom surface of the mounting plate via a third bearing seat. By setting the first rotating shaft, it is convenient to control the rotation of the mounting plate so that the clamping plate and the arc plate can interchange positions.

[0015] A further improvement is that a slot is provided on the top surface of the slider, and the outer surface thread of the bottom end of the positioning bolt penetrates the top surface of the mounting plate and extends into the slot. By providing the positioning bolt, the mounting plate can be easily positioned.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: the positioning fixture for the turning and milling compound equipment, by setting a first rotating shaft, a mounting plate, a sliding rod, a clamping plate, a positioning bolt, a spring and an arc plate, utilizes the elastic force of the spring to clamp the processing component, utilizes the first rotating shaft to allow the mounting plate to rotate, which is convenient for exchanging the positions of the clamping plate and the arc plate, adjusts the positions of the clamping plate and the arc plate according to the shape of the processing component, and utilizes the positioning bolt to position the mounting plate; by setting a worm gear, a second rotating shaft, a worm, a sliding block, a screw, a first bevel gear and a second bevel gear, the worm is rotated to drive the worm gear to rotate, the worm gear drives the second rotating shaft and the second bevel gear to rotate, so that the second bevel gear drives the first bevel gear and the screw to rotate, and drives the three sliding blocks to move together, so that the clamping plate or the arc plate clamps the processing component; by setting a motor, a bevel gear ring and a third bevel gear, the motor is started, and the bevel gear ring and the third bevel gear are utilized to enable the motor to drive the mounting plate and the processing component to rotate, thereby changing the angle of the processing component. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a sectional view of the three-dimensional structure of the utility model;

[0019] Figure 3 for Figure 2 A magnified view of the structure at center;

[0020] Figure 4 for Figure 2 A magnified view of the structure at B in the middle;

[0021] Figure 5 It is a partial cross-sectional view of the three-dimensional structure of the utility model.

[0022] In the figure: 1 mounting plate, 2 positioning device, 21 conversion part, 22 clamping part, 211 first rotating shaft, 212 mounting plate, 213 sliding rod, 214 clamping plate, 215 positioning bolt, 216 spring, 217 arc plate, 221 motor, 222 worm gear, 223 bevel gear ring, 224 second rotating shaft, 225 worm, 226 slider, 227 screw, 228 first bevel gear, 229 second bevel gear, 220 third bevel gear, 3 chassis, 4 pillars. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 5 The utility model provides a technical solution: a positioning tool for a turning and milling compound equipment, comprising a mounting plate 1, a support 4 is fixedly connected to the bottom surface of the mounting plate 1, a bottom surface of the support 4 is rotatably connected to a chassis 3 through a first bearing seat, a positioning device 2 is arranged above the mounting plate 1, and the positioning device 2 includes a clamping portion 22;

[0025] The clamping part 22 includes a screw 227, a slider 226, a worm gear 222, a second rotating shaft 224 and a second bevel gear 229. A cavity is provided inside the mounting plate 1. A slide groove is provided on the top surface of the mounting plate 1. The upper and lower end surfaces of the second rotating shaft 224 are rotatably connected to the inner wall of the mounting plate 1 through a second bearing seat. The worm gear 222 and the second bevel gear 229 are fixedly sleeved with the outer surface of the second rotating shaft 224. The clamping part 22 also includes a motor 221, a bevel gear ring 223, a worm 225, a first bevel gear 228, and a third bevel gear 220. The bottom surface of the motor 221 is fixedly connected to the top surface of the chassis 3.

[0026] The outer surface of the screw 227 is rotatably connected to the inner wall of the mounting plate 1 through the second bearing seat, the slider 226 is threadedly sleeved on the outer surface of the screw 227, the first bevel gear 228 is fixedly sleeved on the outer surface of the screw 227, the outer surface of the first bevel gear 228 is meshedly connected with the outer surface of the second bevel gear 229, the outer surface of the front end of the worm 225 rotates through the inner wall of the mounting plate 1 and extends to the front of the mounting plate 1, the outer surface of the worm 225 is meshedly connected with the outer surface of the worm wheel 222, and the outer surface of the worm 225 is meshedly connected with the outer surface of the worm wheel 222. The worm gear 222, the second rotating shaft 224, the worm 225, the slider 226, the screw 227, the first bevel gear 228 and the second bevel gear 229 are arranged, and the worm 225 is rotated to drive the worm gear 222 to rotate, and the worm gear 222 drives the second rotating shaft 224 and the second bevel gear 229 to rotate, so that the second bevel gear 229 drives the first bevel gear 228 and the screw 227 to rotate, and drives the three sliders 226 to move together, so that the clamping plate 214 or the arc plate 217 clamps the processing part;

[0027] The third bevel gear 220 is fixedly sleeved on the outer surface of the output shaft of the motor 221, and the bevel gear ring 223 is fixedly sleeved on the outer surface of the mounting plate 1. The outer surface of the third bevel gear 220 is meshed and connected with the outer surface of the bevel gear ring 223. By setting the motor 221, the bevel gear ring 223 and the third bevel gear 220, the motor 221 is started, and the bevel gear ring 223 and the third bevel gear 220 are used to make the motor 221 drive the mounting plate 1 and the processing component to rotate, thereby changing the angle of the processing component;

[0028] A conversion portion 21 is provided above the mounting plate 1;

[0029] The conversion part 21 includes a mounting plate 212, a slide bar 213, a clamping plate 214 and an arc plate 217. The mounting plate 212 is slidably sleeved on the outer surface of the slide bar 213. The outer surface of the clamping plate 214 is fixedly connected to the outer surface of the slide bar 213. The outer surface of the arc plate 217 is fixedly connected to the outer surface of the slide bar 213. The conversion part 21 also includes a first rotating shaft 211, a positioning bolt 215 and a spring 216. One end of the spring 216 is fixedly connected to the outer surface of the mounting plate 212. The bottom end of the first rotating shaft 211 is fixedly connected to the top end of the slider 226. The top end of the first rotating shaft 211 is rotatably connected to the bottom surface of the mounting plate 212 through a third bearing seat.

[0030] A slot is provided on the top surface of the slider 226, and the outer surface thread of the bottom end of the positioning bolt 215 penetrates the top surface of the mounting plate 212 and extends into the slot. By setting the first rotating shaft 211, the mounting plate 212, the sliding rod 213, the clamping plate 214, the positioning bolt 215, the spring 216 and the arc plate 217, the elastic force of the spring 216 is utilized to enable the arc plate 217 to clamp the processing part, and the first rotating shaft 211 is utilized to enable the mounting plate 212 to rotate, so as to facilitate the exchange of the positions of the clamping plate 214 and the arc plate 217. The positions of the clamping plate 214 and the arc plate 217 are adjusted according to the shape of the processing part, and the mounting plate 212 is positioned by the positioning bolt 215.

[0031] When in use, rotate the worm 225, the worm 225 drives the worm wheel 222 to rotate, the worm wheel 222 drives the second rotating shaft 224 and the second bevel gear 229 to rotate, the second bevel gear 229 drives the first bevel gear 228 to rotate, the first bevel gear 228 drives the screw 227 to rotate, the screw 227 drives the slider 226 to move, the slider 226 drives the mounting plate 212 and the arc plate 217 to move, so that the arc plate 217 clamps the processing part, rotate the motor 221, the output shaft of the motor 221 drives the third bevel gear 220 to rotate, the third bevel gear 220 drives the bevel gear ring 223 to rotate, and the bevel gear ring 223 drives the mounting disk 1 and the processing part to rotate.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning fixture for a milling machine, comprising a mounting plate (1), characterized in that: The bottom surface of the mounting plate (1) is fixedly connected to a support (4), and the bottom surface of the support (4) is rotatably connected to a chassis (3) via a first bearing seat. A positioning device (2) is provided above the mounting plate (1), and the positioning device (2) comprises a clamping portion (22); The clamping portion (22) comprises a screw (227), a slider (226), a worm gear (222), a second rotating shaft (224) and a second bevel gear (229); a cavity is provided inside the mounting plate (1); a sliding groove is provided on the top surface of the mounting plate (1); upper and lower end surfaces of the second rotating shaft (224) are rotatably connected to the inner wall of the mounting plate (1) via a second bearing seat; and the worm gear (222) and the second bevel gear (229) are fixedly sleeved on the outer surface of the second rotating shaft (224); A conversion portion (21) is provided above the installation plate (1); The conversion portion (21) comprises a mounting plate (212), a sliding rod (213), a clamping plate (214) and an arc-shaped plate (217); the mounting plate (212) is slidably sleeved on the outer surface of the sliding rod (213); the outer surface of the clamping plate (214) is fixedly connected to the outer surface of the sliding rod (213); and the outer surface of the arc-shaped plate (217) is fixedly connected to the outer surface of the sliding rod (213).

2. The positioning tool for turning and milling composite equipment according to claim 1, characterized in that: The clamping portion (22) further comprises a motor (221), a bevel gear ring (223), a worm (225), a first bevel gear (228), and a third bevel gear (220); the bottom surface of the motor (221) is fixedly connected to the top surface of the chassis (3); the third bevel gear (220) is fixedly sleeved on the outer surface of the output shaft of the motor (221); the bevel gear ring (223) is fixedly sleeved on the outer surface of the mounting plate (1); and the outer surface of the third bevel gear (220) is meshingly connected to the outer surface of the bevel gear ring (223).

3. The positioning tool for turning and milling composite equipment according to claim 2 is characterized in that: The outer surface of the screw rod (227) is rotatably connected to the inner wall of the mounting plate (1) via a second bearing seat; the slider (226) is threadedly sleeved on the outer surface of the screw rod (227); the first bevel gear (228) is fixedly sleeved on the outer surface of the screw rod (227); and the outer surface of the first bevel gear (228) is meshingly connected to the outer surface of the second bevel gear (229).

4. The positioning tool for turning and milling composite equipment according to claim 2, characterized in that: The front end outer surface of the worm (225) rotates through the inner wall of the mounting plate (1) via a bearing and extends to the front of the mounting plate (1), and the outer surface of the worm (225) is meshedly connected with the outer surface of the worm wheel (222).

5. The positioning tool for turning and milling composite equipment according to claim 1, characterized in that: The conversion portion (21) further comprises a first rotating shaft (211), a positioning bolt (215) and a spring (216); one end of the spring (216) is fixedly connected to the outer surface of the mounting plate (212).

6. The positioning tool for turning and milling compound equipment according to claim 5, characterized in that: The bottom end of the first rotating shaft (211) is fixedly connected to the top end of the sliding block (226), and the top end of the first rotating shaft (211) is rotatably connected to the bottom surface of the mounting plate (212) via a third bearing seat.

7. The positioning tool for turning and milling compound equipment according to claim 5, characterized in that: A slot is provided on the top surface of the sliding block (226), and a thread on the outer surface of the bottom end of the positioning bolt (215) penetrates through the top surface of the mounting plate (212) and extends into the slot.

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