Rapid positioning and clamping device for gear ring shell

Abstract

The utility model discloses a gear ring shell quick positioning and clamping device which comprises a machine body, a clamping assembly is arranged in the machine body, the clamping assembly comprises an upper cross beam extending front and back and a lower cross beam extending left and right, first dovetail guide grooves are symmetrically formed in the top end face of the upper cross beam front and back, and second dovetail guide grooves are symmetrically formed in the top end face of the lower cross beam left and right. First dovetail guide grooves are formed in the lower cross beam, first dovetail sliding blocks are connected into the first dovetail guide grooves in a sliding fit mode, first screw rods are connected into the first dovetail sliding blocks in a threaded fit mode, a first motor is fixedly arranged between the first dovetail guide grooves in the front side and the rear side, the first motor is connected with the first screw rods in a power fit mode, and a worm wheel is further fixedly arranged in the middle of the top of the lower cross beam. The worm gear is mounted in the embedded groove and is in meshed connection with the worm, and the top end of the worm gear is in running fit connection with the top wall of the embedded groove; according to the device, gear ring shells of different models can be clamped and fixed, manual debugging is not needed, the control mode is simple and convenient, and operation is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping devices, in particular to a gear ring housing quick positioning clamping device. Background Art

[0002] The ring gear needs to be installed with the housing when in use, so the processing of the ring gear housing is particularly important. During the processing of the ring gear housing, the ring gear housing needs to be fixed. Traditionally, people usually use manual control fixtures to tighten the ring gear housing, which is time-consuming and labor-intensive, affects the working efficiency of the device, and increases the burden on operators. Therefore, there is an urgent need for a quick positioning clamping device that can automatically control the clamping and is suitable for various models of ring gear housings. Utility Model Content

[0003] The purpose of the utility model is to provide a quick positioning and clamping device for a ring gear housing, so as to overcome the above-mentioned defects in the prior art.

[0004] According to the utility model, a quick positioning and clamping device for a gear ring housing comprises a machine body, a clamping assembly is arranged in the machine body, and the clamping assembly comprises an upper crossbeam extending front and rear and a lower crossbeam extending left and right, the front and rear ends of the upper crossbeam are fixedly connected to the machine body, a first dovetail guide groove symmetrically arranged front and rear is arranged in the top end surface of the upper crossbeam, a first dovetail slider is slidably connected in the first dovetail guide groove, a first screw is connected with the first dovetail slider through an internal thread, a first clamping head is arranged above the first dovetail slider, a first motor is fixedly arranged between the first dovetail guide grooves on the front and rear sides, the first motor is dynamically connected to the first screw, and the upper crossbeam is An embedded groove is provided at the bottom, and a second motor is fixedly provided in the embedded groove. A worm is connected to the second motor in power. A second dovetail guide groove is symmetrically provided in the top end surface of the lower cross beam. A second dovetail slider is slidably connected in the second dovetail guide groove. A second screw is connected in a threaded manner in the second dovetail slider. A second clamping head is provided above the second dovetail slider. A third motor is fixedly provided between the second dovetail guide grooves on the left and right sides. The third motor is connected to the second screw in power. A worm gear is also fixedly provided in the middle of the top of the lower cross beam. The worm gear is installed in the embedded groove and meshed with the worm. The top end of the worm gear is rotatably connected to the top wall of the embedded groove.

[0005] According to a further technical solution, a circular placement platform is provided at the center of the upper beam.

[0006] According to a further technical solution, the thread directions of the first screw on the front and rear sides are set in opposite directions.

[0007] According to a further technical solution, the thread directions of the second screws on the left and right sides are arranged in opposite directions.

[0008] According to a further technical solution, the outer sides of the first clamping head and the second clamping head are both covered with anti-slip rubber pads.

[0009] According to a further technical solution, the top end surface of the first clamping head and the top end surface of the second clamping head are in the same horizontal plane.

[0010] The beneficial effects of the utility model are as follows: the device greatly improves the clamping efficiency, utilizes the self-locking effect of the worm and the worm wheel to realize the rotation clamping work, and no deflection occurs during clamping. Through the cooperation of the first clamping head and the second clamping head, the workpiece can be quickly positioned and clamped to ensure accurate processing dimensions, not easy to deform, no manual debugging is required, the control method is simple, and it is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a top view of a gear ring housing quick positioning clamping device in the utility model;

[0012] Figure 2 This is a schematic diagram of the internal structure of the upper crossbeam in the utility model;

[0013] Figure 3 This is a schematic diagram of the internal structure of the lower cross beam in the utility model;

[0014] Figure 4 It is a three-dimensional structural schematic diagram of a gear ring housing quick positioning clamping device in the utility model. DETAILED DESCRIPTION

[0015] 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.

[0016] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0017] Reference Figure 1-4According to an embodiment of the utility model, a quick positioning and clamping device for a gear ring housing comprises a body 5, wherein the body 5 is provided with a clamping assembly, wherein the clamping assembly comprises an upper crossbeam 6 extending forward and backward and a lower crossbeam 7 extending left and right, wherein the front and rear ends of the upper crossbeam 6 are fixedly connected to the body 5, wherein the top end surface of the upper crossbeam 6 is provided with a first dovetail guide groove 61 symmetrically arranged front and back, wherein a first dovetail slider 62 is slidably connected in the first dovetail guide groove 61, wherein a first screw 63 is connected in the internal thread of the first dovetail slider 62, wherein a first clamping head 64 is provided above the first dovetail slider 62, wherein a first motor 67 is fixedly provided between the first dovetail guide grooves 61 on the front and rear sides, wherein the first motor 67 is connected in power cooperation with the first screw 63, wherein an embedded groove 68 is provided at the bottom of the upper crossbeam 6, wherein a second motor 682 is fixedly provided in the embedded groove 68, wherein a second motor 682 is connected in power cooperation with the second motor 682 There is a worm 681, and a second dovetail guide groove 73 is symmetrically provided in the top end surface of the lower cross beam 7. A second dovetail slider 74 is slidably connected in the second dovetail guide groove 73, and a second screw 75 is connected to the second dovetail slider 74 by internal thread. A second clamping head 76 is provided above the second dovetail slider 74, and a third motor 72 is fixedly provided between the second dovetail guide grooves 73 on the left and right sides. The third motor 72 is dynamically connected with the second screw 75. A worm wheel 71 is also fixedly provided at the middle of the top of the lower cross beam 7, and the worm wheel 71 is installed in the embedded groove 68 and meshed with the worm 681. The top end of the worm wheel 71 is rotatably connected with the top wall of the embedded groove 68, so that when the worm 681 is driven and controlled to rotate by the second motor 682, the worm wheel 71 is driven to rotate by the worm 681. Since the bottom of the worm wheel 71 is fixedly connected to the lower cross beam 7, the rotation of the lower cross beam 7 is controlled.

[0018] Advantageously or exemplarily, a circular placement platform 60 is provided at the center of the upper crossbeam 6 to facilitate stable placement of the workpiece.

[0019] Advantageously or exemplarily, the thread directions of the first screw rods 63 on the front and rear sides are arranged in opposite directions, thereby achieving relative or opposite movement of the first clamping heads 64 on the front and rear sides.

[0020] Advantageously or exemplarily, the thread directions of the second screw rods 75 on the left and right sides are arranged in opposite directions, thereby achieving relative or opposite movement of the second clamping heads 76 on the left and right sides.

[0021] Advantageously or exemplarily, the outer sides of the first clamping head 64 and the second clamping head 76 are both covered with anti-skid rubber pads (not shown), thereby improving the clamping stability and preventing wear on the workpiece during the clamping process.

[0022] Advantageously or exemplarily, the top end surface of the first clamping head 64 and the top end surface of the second clamping head 76 are in the same horizontal plane, thereby achieving uniform force on the clamped workpiece and further improving the clamping stability.

[0023] When the utility model is used: when it is necessary to clamp the square gear ring housing, the first motor 67 directly controls the first screw 63 to rotate and the third motor 72 controls the second screw 75 to rotate, so that the first clamping heads 64 on the front and rear sides move relatively, and at the same time, the second clamping heads 76 on the left and right sides move relatively, thereby realizing the quick clamping of the square gear ring housing;

[0024] When the rectangular gear ring housing needs to be clamped, the second motor 682 drives the worm 681 to rotate, and then the worm 681 controls the worm wheel 71 and the lower crossbeam 7 at the bottom of the worm wheel 71 to rotate, so that the first clamping head 64 on one side and the second clamping head 76 on one side form an angle, and at the same time, the first clamping head 64 on the other side and the second clamping head 76 on the other side also form an angle, so as to realize the rapid clamping of the rectangular gear ring housing;

[0025] This device greatly improves the clamping efficiency, and utilizes the self-locking effect of the worm 681 and the worm wheel 71 to realize the rotation clamping work. No deflection occurs during clamping. Through the cooperation of the first clamping head 64 and the second clamping head 76, the workpiece can be quickly positioned and clamped to ensure accurate processing dimensions and not easy to deform. No manual debugging is required, and the control method is simple and easy to operate.

[0026] It is clear to those skilled in the art that various modifications to the above embodiments can be made without departing from the overall spirit and concept of the present invention. All of them fall within the protection scope of the present invention. The protection scheme of the present invention shall be subject to the claims attached to the present invention.

Claims

1. A ring gear housing quick positioning clamping device, comprising a body (5), characterized in that: The machine body (5) is provided with a clamping assembly, the clamping assembly comprising an upper crossbeam (6) extending forward and backward and a lower crossbeam (7) extending left and right, the front and rear ends of the upper crossbeam (6) being fixedly connected to the machine body (5), the top end surface of the upper crossbeam (6) being provided with a first dovetail guide groove (61) symmetrically arranged forward and backward, the first dovetail guide groove (61) being slidably connected with a first dovetail slider (62), the first dovetail slider (62) being internally threadedly connected with a first screw rod (63), a first clamping head (64) being provided above the first dovetail slider (62), a first motor (67) being fixedly provided between the first dovetail guide grooves (61) on the front and rear sides, the first motor (67) being dynamically connected to the first screw rod (63), the bottom of the upper crossbeam (6) being provided with an embedded groove (68), the embedded groove (68) being provided with a second motor ( 682), the second motor (682) is connected to a worm (681) in a power manner, a second dovetail guide groove (73) is symmetrically provided on the top end surface of the lower cross beam (7), a second dovetail slider (74) is slidably connected to the second dovetail guide groove (73), a second screw (75) is connected to the second dovetail slider (74) through an internal thread, a second clamping head (76) is provided above the second dovetail slider (74), a third motor (72) is fixedly provided between the second dovetail guide grooves (73) on the left and right sides, the third motor (72) is connected to the second screw (75) in a power manner, a worm wheel (71) is fixedly provided at the middle of the top of the lower cross beam (7), the worm wheel (71) is installed in the embedded groove (68) and meshedly connected to the worm (681), and the top end of the worm wheel (71) is rotatably connected to the top wall of the embedded groove (68).

2. A ring gear housing quick positioning clamping device according to claim 1, characterized in that: A circular placement platform (60) is provided at the center of the upper crossbeam (6).

3. A ring gear housing quick positioning clamping device according to claim 2, characterized in that: The thread directions of the first screw rods (63) on the front and rear sides are arranged in opposite directions.

4. A ring gear housing quick positioning clamping device according to claim 1, characterized in that: The thread directions of the second screw rods (75) on the left and right sides are arranged in opposite directions.

5. A ring gear housing quick positioning clamping device according to claim 4, characterized in that: The outer sides of the first clamping head (64) and the second clamping head (76) are both provided with anti-slip rubber pads.

6. A ring gear housing quick positioning clamping device according to claim 5, characterized in that: The top end surface of the first clamping head (64) and the top end surface of the second clamping head (76) are located at the same horizontal plane.

Images