Rotary locking quick-mounting clamp

Abstract

The utility model provides a rotary locking quick-mounting clamp, which relates to the field of quick-mounting clamps, and comprises a positioning plate assembly, the middle part of the positioning plate assembly is rotatably connected with a rotating disc, the lower end of the rotating disc is connected with a motor, and the left side and the right side of the positioning plate assembly are respectively provided with a left clamp and a right clamp; a middle clamp is arranged on the rear side of the left clamp and the rear side of the right clamp and comprises a middle clamping block at the front end, the rear end of the left clamp is slidably connected with a right sliding seat, the rear end of the right clamp is slidably connected with a left sliding seat, the rear end of the middle clamp is connected with a middle sliding seat, and a driving assembly is slidably connected to the upper side of the middle sliding seat and comprises an electric push rod. The double-side toothed plate is connected to the front end of the electric push rod, and meanwhile, the double-side toothed plate is in meshed connection with the left clamp and the right clamp through gears arranged on the two sides. The milling machine fixture solves the problems that an existing milling machine fixture cannot rapidly achieve the clamping effect of center positioning on a workpiece, and adjustment of the horizontal angle is troublesome.

Description

Technical Field

[0001] The utility model relates to the technical field of quick-loading clamps, in particular to a rotation locking quick-loading clamp. Background Art

[0002] A milling machine mainly refers to a machine tool that uses a milling cutter to process various surfaces of a workpiece. Usually, the main motion is the rotation of the milling cutter, and the movement of the workpiece and the milling cutter is the feed motion. It can process planes, grooves, various curved surfaces, gears, etc. A milling machine is a machine tool that uses a milling cutter to mill workpieces. In addition to milling planes, grooves, gear teeth, threads and spline shafts, a milling machine can also process more complex surfaces. It is more efficient than a planer and is widely used in mechanical manufacturing and repair departments. During the operation of the milling machine, a fixture is usually used to clamp the workpiece. After searching, the prior art (publication number: CN221313364U) records "a milling machine fixture, including a quick-loading base, a plurality of connecting grooves are opened at the lower end, and an electromagnet is fixedly installed at the upper end of the connecting groove; a fixed seat is fixedly installed on the upper surface of the quick-loading base, a rotating disk is rotatably connected to the upper surface of the fixed seat, and an arc rail is fixedly installed on the upper surface of the rotating disk; a fixture seat is slidably connected to the upper end of the arc rail, a first chuck is fixedly installed on one side of the upper surface of the fixture seat, a screw rod is threadedly connected to the other side of the upper surface of the first chuck, a slider is slidably connected to the upper surface of the fixture seat, a second chuck is fixedly installed on one side of the slider, and the end of the screw rod contacts the outer wall of the slider. The utility model proposes a milling machine fixture, the connecting groove at the bottom of the quick-loading base is matched with the boss on the milling machine, and the electromagnet is energized to magnetically attract the quick-loading base to the milling machine, so that the fixture can be quickly connected to the milling machine."

[0003] Although the milling machine fixture in the prior art is easy to install and adjust the angle, it still has some shortcomings: after the first chuck and the second chuck involved in the existing milling machine fixture clamp the workpiece, it cannot ensure that the workpiece is in the processing position of the milling machine execution end, and it is troublesome to manually adjust the horizontal angle of the rotating disk, which affects the processing efficiency. Utility Model Content

[0004] In order to overcome the defects of the prior art, a rotary locking quick-release clamp is provided to solve the problem that the existing milling machine clamp cannot quickly complete the clamping effect of center positioning of the workpiece and the adjustment of the horizontal angle is relatively troublesome.

[0005] To achieve the above-mentioned purpose, a rotary locking quick-release clamp is provided, comprising: a positioning plate assembly, the middle part of the positioning plate assembly is rotatably connected to a rotating disk, and the lower end of the rotating disk is connected to a motor, and a left clamp and a right clamp are respectively provided on the left and right sides of the positioning plate assembly, and a middle clamp is provided on the rear sides of the left clamp and the right clamp, and the middle clamp comprises a middle clamp block at the front end, the rear end of the left clamp is slidably connected to a right slide seat, the rear end of the right clamp is slidably connected to a left slide seat, and the rear end of the middle clamp is connected to a middle slide seat, and a driving assembly is slidably connected to the upper side of the middle slide seat, and the driving assembly comprises an electric push rod, and a double-sided toothed plate connected to the front end of the electric push rod, and the double-sided toothed plate is meshed and connected with the left clamp and the right clamp through gears arranged on both sides.

[0006] Furthermore, the left clamp includes a left clamp block, and the rear end of the left clamp block is connected to the right tooth arm, and the right tooth arm is meshed with the gear for transmission.

[0007] Furthermore, the right clamp includes a right clamping block, and the rear end of the right clamping block is connected to a left tooth arm, and the left tooth arm is meshed with a gear for transmission.

[0008] Furthermore, the driving assembly includes a slide plate, and the slide plate is slidably connected to the upper end of the middle slide seat, and the front and rear ends of the slide plate are respectively connected to the double-side gear plates and the electric push rod.

[0009] Furthermore, the gears are symmetrically arranged about the double-sided toothed plates, and the gears are installed on the upper side of the connecting plate between the positioning plate assembly and the middle slide seat.

[0010] Furthermore, the right tooth arm is located on the upper side of the left tooth arm, and the bilateral tooth plates are located between the right tooth arm and the left tooth arm.

[0011] Furthermore, a rotating groove penetrating the plate body is opened in the middle of the positioning plate assembly, and the rotating disk is rotatably connected in the rotating groove, and a ball bearing is installed on the outer wall of the rotating disk, and the motor is installed on the lower side of the positioning plate assembly through the mounting plate.

[0012] The beneficial effects of the utility model are:

[0013] 1. When in use, install the device at the processing execution end of the milling machine, so that the rotating disk inside the positioning plate assembly is placed at the lower side of the execution end, and then place the workpiece on the rotating disk. At this time, start the electric push rod to drive the slide plate to move forward, thereby driving the double-sided toothed plates to move, and then through the meshing transmission of the gears, the left tooth arm and the right tooth arm are driven to cross move under the guidance of the right slide seat and the left slide seat, thereby simultaneously driving the left clamping block, the right clamping block and the middle clamping block to move closer, so as to position and clamp the workpiece at the center position of the rotating disk, thereby achieving a rapid center positioning and clamping effect of the workpiece;

[0014] 2. During the processing, when the horizontal angle of the workpiece needs to be adjusted, the electric push rod is released to release the workpiece onto the rotating disk, and then the motor is started to drive the rotating disk to rotate. At this time, the position is adjusted according to the angle of the workpiece, making the operation more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the utility model.

[0016] Figure 2 This is a schematic diagram of the front view position distribution structure of three clamping blocks in an embodiment of the utility model.

[0017] Figure 3 It is a schematic diagram of a partial top view of the driving assembly of an embodiment of the utility model.

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the positioning plate assembly according to an embodiment of the utility model.

[0019] In the figure: 1. positioning plate assembly; 11. rotating groove; 12. rotating disk; 13. mounting plate; 14. motor; 2. left clamp; 21. right slide; 22. left clamp block; 23. right gear arm; 3. right clamp; 31. left slide; 32. right clamp block; 33. left gear arm; 4. middle clamp; 41. middle slide; 42. middle clamp block; 5. driving assembly; 51. slide plate; 52. double-sided gear plate; 53. electric push rod; 54. gear. DETAILED DESCRIPTION

[0020] Reference Figures 1 to 4 As shown, the utility model provides a rotary locking quick-install clamp, comprising: a positioning plate assembly 1, a rotating disk 12 is rotatably connected to the middle of the positioning plate assembly 1, and a motor 14 is connected to the lower end of the rotating disk 12, a rotating groove 11 penetrating the plate body is opened in the middle of the positioning plate assembly 1, and the rotating disk 12 is rotatably connected in the rotating groove 11, and a ball bearing is installed on the outer wall of the rotating disk 12, and the motor 14 is installed on the lower side of the positioning plate assembly 1 through the mounting plate 13, and a left clamp 2 and a right clamp are respectively provided on the left and right sides of the positioning plate assembly 1. 3, and a middle clamp 4 is provided at the rear side of the left clamp 2 and the right clamp 3, and the middle clamp 4 includes a middle clamp block 42 at the front end, the rear end of the left clamp 2 is slidably connected to the right slide seat 21, the rear end of the right clamp 3 is slidably connected to the left slide seat 31, and the rear end of the middle clamp 4 is connected to the middle slide seat 41, and the upper side of the middle slide seat 41 is slidably connected to the driving component 5, and the driving component 5 includes an electric push rod 53, and a double-sided toothed plate 52 connected to the front end of the electric push rod 53, and the double-sided toothed plate 52 is meshed and connected with the left clamp 2 and the right clamp 3 through gears 54 arranged on both sides.

[0021] In this embodiment, the positioning plate assembly 1, the left clamp 2, the right clamp 3, the middle clamp 4 and the driving assembly 5 constitute the main structure of the rotary locking quick-release clamp involved in this application.

[0022] Specifically, the device is pre-installed with the milling machine equipment so that the milling machine processing execution end corresponds to the position of the positioning plate assembly 1 in the upper and lower directions.

[0023] Specifically, an arc-shaped groove is formed on the inner groove wall of the rotating groove 11 , and the general volume of the balls is rolled and connected in the arc-shaped groove, thereby improving the rotation stability of the rotating disk 12 .

[0024] like Figures 1 to 3 As shown, the left clamp 2 includes a left clamp block 22, and the rear end of the left clamp block 22 is connected to the right tooth arm 23, and the right tooth arm 23 is meshed with the gear 54 for transmission. The right clamp 3 includes a right clamp block 32, and the rear end of the right clamp block 32 is connected to the left tooth arm 33, and the left tooth arm 33 is meshed with the gear 54 for transmission. The driving assembly 5 includes a slide plate 51, and the slide plate 51 is slidably connected to the upper end of the middle slide seat 41, and the front and rear ends of the slide plate 51 are respectively connected to the bilateral tooth plates 52 and the electric push rod 53. The gear 54 is symmetrically arranged about the bilateral tooth plates 52, and the gear 54 is installed on the upper side of the connecting plate between the positioning plate assembly 1 and the middle slide seat 41. The right tooth arm 23 is located on the upper side of the left tooth arm 33, and the bilateral tooth plates 52 are located between the right tooth arm 23 and the left tooth arm 33.

[0025] Specifically, the left clamping block 22 and the right clamping block 32 are configured as opposite L-shaped structures, and the middle clamping block 42 is configured as a flat plate structure. The clamping surfaces of the three are located at the same height level, and the extension lines of the center points of the clamping surfaces of the three clamping blocks all pass through the upward extension lines of the center point of the rotating disk 12.

[0026] Specifically, the two gears 54 are installed at different heights, and the vertical thickness of the tooth grooves on both sides of the double-sided tooth plate 52 can mesh with the gears 54 at different heights on both sides at the same time to achieve a synchronous transmission effect.

[0027] When in use, the device is installed at the processing execution end of the milling machine, so that the rotating disk inside the positioning plate assembly is placed at the lower side of the execution end, and then the workpiece is placed on the rotating disk. At this time, the electric push rod is started to drive the slide plate to move forward, thereby driving the double-sided toothed plates to move, and then through the meshing transmission of the gears, the left tooth arm and the right tooth arm are driven to move crosswise under the guidance of the right slide and the left slide, thereby simultaneously driving the left clamping block, the right clamping block and the middle clamping block to move closer, so as to position and clamp the workpiece at the center position of the rotating disk, thereby achieving a rapid center positioning and clamping effect of the workpiece.

[0028] The rotary locking quick-loading clamp of the utility model can effectively solve the problem that the existing milling machine clamp cannot quickly complete the clamping effect of center positioning of the workpiece, and the adjustment of the horizontal angle is relatively troublesome. It is realized on the basis of the existing rotary locking quick-loading clamp technology, which is convenient for quickly completing the clamping effect of center positioning of the workpiece and is convenient for adjusting the horizontal angle.

Claims

1. A rotary locking quick-release clamp, comprising: A positioning plate assembly (1), characterized in that: a rotating disk (12) is rotatably connected to the middle of the positioning plate assembly (1), and a motor (14) is connected to the lower end of the rotating disk (12), and a left clamp (2) and a right clamp (3) are respectively provided on the left and right sides of the positioning plate assembly (1), and a middle clamp (4) is provided on the rear side of the left clamp (2) and the right clamp (3), and the middle clamp (4) includes a middle clamp block (42) at the front end, and the rear end of the left clamp (2) is slidably connected to the There is a right slide seat (21), the rear end of the right clamp (3) is slidably connected to the left slide seat (31), and the rear end of the middle clamp (4) is connected to the middle slide seat (41). The upper side of the middle slide seat (41) is slidably connected to a drive assembly (5), and the drive assembly (5) includes an electric push rod (53) and a double-sided toothed plate (52) connected to the front end of the electric push rod (53). At the same time, the double-sided toothed plate (52) is meshed and connected with the left clamp (2) and the right clamp (3) through gears (54) arranged on both sides.

2. A rotary locking quick-release clamp according to claim 1, characterized in that: The left clamp (2) comprises a left clamp block (22), and the rear end of the left clamp block (22) is connected to a right tooth arm (23), and the right tooth arm (23) is meshed with a gear (54) for transmission.

3. The rotary locking quick-release clamp according to claim 1, characterized in that: The right clamp (3) comprises a right clamp block (32), and the rear end of the right clamp block (32) is connected to a left tooth arm (33), and the left tooth arm (33) is meshed with a gear (54) for transmission.

4. The rotary locking quick-release clamp according to claim 1, characterized in that: The driving assembly (5) comprises a slide plate (51), and the slide plate (51) is slidably connected to the upper end of the middle slide seat (41), and the front and rear ends of the slide plate (51) are respectively connected to the double-side toothed plates (52) and the electric push rod (53).

5. The rotary locking quick-release clamp according to claim 1, characterized in that: The gear (54) is symmetrically arranged with respect to the double-sided toothed plates (52), and the gear (54) is mounted on the upper side of the connecting plate between the positioning plate assembly (1) and the middle slide seat (41).

6. The rotary locking quick-release clamp according to claim 2, characterized in that: The right tooth arm (23) is located on the upper side of the left tooth arm (33), and the double-sided tooth plate (52) is located between the right tooth arm (23) and the left tooth arm (33).

7. The rotary locking quick-release clamp according to claim 1, characterized in that: The positioning plate assembly (1) has a rotating groove (11) penetrating the plate body in the middle, and a rotating disk (12) is rotatably connected in the rotating groove (11), and a ball bearing is installed on the outer wall of the rotating disk (12), and the motor (14) is installed on the lower side of the positioning plate assembly (1) through the mounting plate (13).

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