CN219509957U

CN219509957U - Locking device

Info

Publication number: CN219509957U
Application number: CN202320164678.8U
Authority: CN
Inventors: 潘勤明; 李万洪
Original assignee: CYG Semiconductor Equipment Zhuhai Co Ltd
Current assignee: CYG Semiconductor Equipment Zhuhai Co Ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-08-11
Anticipated expiration: 2033-01-18

Abstract

The utility model discloses a locking device, which relates to the technical field of jigs, wherein the locking device comprises a first pressing sleeve and a pressing assembly, the first pressing sleeve is provided with a mounting part, and the inner wall of the first pressing sleeve is provided with a fixing groove; the pressing component comprises a steel ball, a second pressing sleeve and a pressing rod arranged on the second pressing sleeve in a sliding manner, the second pressing sleeve is provided with a mounting hole for accommodating the steel ball, the pressing rod can press the steel ball and enable the steel ball to be abutted against the inner wall of the fixing groove, so that the second pressing sleeve is fixedly arranged on the first pressing sleeve, the second pressing sleeve is provided with a pressing part, and the pressing part and the mounting part are surrounded to form the mounting groove. The fixture can be replaced quickly, and the working efficiency is improved.

Description

Locking device

Technical Field

The utility model relates to the technical field of jigs, in particular to a locking device.

Background

The jig is mainly used as a tool for assisting in controlling the position or the action, and when different products are detected or processed, different jigs need to be replaced. In the prior art, the fixture is usually fixed by adopting fixing devices such as screws or bolts, the fixing devices are required to be disassembled by means of tools during replacement, and tools are required to be adopted for installation when a new fixture is installed, so that the replacement of the fixture is inconvenient, and the working efficiency is affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the locking device which can be used for quickly replacing the jig and improving the working efficiency.

According to an embodiment of the present utility model, a locking device includes:

the first pressing sleeve is provided with an installation part, and the inner wall of the first pressing sleeve is provided with a fixing groove;

the pressing assembly comprises a steel ball, a second pressing sleeve and a pressing rod arranged on the second pressing sleeve in a sliding manner, wherein the second pressing sleeve is provided with a mounting hole for accommodating the steel ball, the pressing rod can press the steel ball and enable the steel ball to be abutted to the inner wall of the fixing groove, the second pressing sleeve is fixedly arranged on the first pressing sleeve, the second pressing sleeve is provided with a pressing part, and the pressing part and the mounting part enclose to form a mounting groove.

The locking device provided by the embodiment of the utility model has at least the following beneficial effects:

when the jig is required to be fixed, the first pressing sleeve is fixedly arranged at a designated position, the jig is sleeved on the first pressing sleeve, the second pressing sleeve is arranged on the first pressing sleeve, the jig is positioned between the mounting part and the pressing part, the pressing rod is moved downwards to press the steel balls, the steel balls are moved towards the fixing groove by the pressing force, and the fixing groove clamps the steel balls, so that the second pressing sleeve is fixedly arranged on the first pressing sleeve, and the fixture is fixed under the combined action of the mounting part and the pressing part. When the jig is replaced, the pressing rod is moved upwards, the pressing force disappears, and the steel balls move towards the center of the second pressing sleeve, so that the second pressing sleeve and the jig can be taken out after the steel balls are restored to the original state. Only need with compressing tightly the pole reciprocates, just can realize the dismantlement and the installation of tool, need not to use the instrument, just can realize quick replacement tool to improve work efficiency.

According to some embodiments of the utility model, the compression assembly further comprises a sealing ring sleeved outside the second compression sleeve and in contact with the top ends of the steel balls.

According to some embodiments of the utility model, the steel balls are arranged in three, and are circumferentially spaced apart from the second press sleeve.

According to some embodiments of the utility model, the second pressing sleeve is provided with a sliding groove, one end of the sliding groove is communicated with a screw hole, the pressing rod comprises a first rod body and a second rod body which are connected, the first rod body is connected with the screw hole in a threaded mode, and the second rod body is arranged in the sliding groove in a sliding mode and can push the steel balls to move towards the fixing groove.

According to some embodiments of the utility model, the hold-down assembly further comprises a guide for separating the steel balls, the guide being disposed at an end of the chute remote from the hold-down bar.

According to some embodiments of the utility model, the pressing assembly further comprises a knob handle fixedly mounted on the pressing rod, and the knob handle can drive the pressing rod to slide in the second pressing sleeve.

According to some embodiments of the utility model, the compression assembly further comprises a fixation nut for securing the knob handle.

According to some embodiments of the utility model, the first pressing sleeve is provided with a first convex part and a second convex part, and the first convex part and the second convex part are surrounded to form a fixing groove.

According to some embodiments of the utility model, a side of the first protrusion, which is close to the second protrusion, is provided with a slope, and the slope is arranged in a downward inclination in a direction away from the steel ball.

According to some embodiments of the utility model, the first pressing sleeve is provided with two limiting blocks, and through holes for accommodating the second pressing sleeve are formed in a surrounding mode.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a locking device in a closed state according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing the structure of the locking device in an opened state according to the embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a locking device according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of the first press jacket in fig. 1.

The attached drawings are identified:

the first press sleeve 100, the mounting part 110, the fixing groove 120, the first convex part 130, the inclined surface 131, the second convex part 140, the limiting block 150 and the through hole 151;

the device comprises a pressing assembly 200, a steel ball 210, a second pressing sleeve 220, a mounting hole 221, a pressing part 222, a mounting groove 223, a sliding groove 224, a screw hole 225, a pressing rod 230, a first rod body 231, a second rod body 232, a sealing ring 240, a knob handle 250, a fixing nut 260 and a guide member 270.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, mounting, connection, assembly, cooperation, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, the locking device according to an embodiment of the present utility model includes a first pressing sleeve 100 and a pressing assembly 200, where the first pressing sleeve 100 is provided with a mounting portion 110, the first pressing sleeve 100 is fixedly mounted on a mounting seat where a jig is required to be mounted, the mounting seat is a cylinder body of the first pressing sleeve 100, the mounting portion 110 is located below the mounting seat, and the first pressing sleeve 100 is not required to be disassembled when the jig is replaced, so that positioning of the jig is convenient and time is saved. The compression assembly 200 comprises a steel ball 210, a second compression sleeve 220 and a compression rod 230, wherein the compression rod 230 is arranged on the second compression sleeve 220 in a sliding manner, the second compression sleeve 220 is provided with a mounting hole 221, the steel ball 210 is positioned in the mounting hole 221, when the compression rod 230 moves downwards, the steel ball 210 is extruded, and the steel ball 210 moves towards the outer side of the second compression sleeve 220 under the compression force; when the pressing rod 230 moves upward, the pressing force acting on the steel ball 210 disappears, and the steel ball 210 moves toward the center of the second press sleeve 220 so as to be restored to its original shape. The inner wall of the first press sleeve 100 is provided with a fixing groove 120, the fixing groove 120 can accommodate a part of the steel ball 210, when the press rod 230 moves downwards to press the steel ball 210, the steel ball 210 moves towards the outer side of the second press sleeve 220, and at the moment, the steel ball 210 protrudes relative to the second press sleeve 220 and is clamped in the fixing groove 120, so that the second press sleeve 220 is fixedly arranged on the first press sleeve 100, and the fixture is fixed; when the pressing rod 230 moves upwards, the steel balls 210 move towards the center of the second pressing sleeve 220, and at this time, the steel balls 210 are not in contact with the fixing groove 120, so that the second pressing sleeve 220 can be taken out of the first pressing sleeve 100, fixture fixing is achieved, fixture mounting and dismounting can be achieved without using tools, rapid replacement of different fixtures is achieved, and accordingly working efficiency is improved.

The top of the second pressing sleeve 220 is provided with a pressing part 222, the mounting part 110 and the pressing part 222 are surrounded to form a mounting groove 223, and the jig and the mounting seat of the mounting jig are positioned in the mounting groove 223, so that the mounting of the jig is facilitated. Specifically, the mounting seat is provided with a hole, the cylinder of the first pressing sleeve 100 is mounted in the hole, that is, the mounting seat is located at the upper end of the mounting portion 110, the jig is sleeved on the cylinder of the first pressing sleeve 100 or the cylinder of the second pressing sleeve 220, when the second pressing sleeve 220 is mounted on the first pressing sleeve 100, the jig is tightly contacted with the mounting seat under the combined action of the mounting portion 110 and the pressing portion 222, and the pressing rod 230 moves downwards to push the steel balls 210 to move towards the fixing groove 120, so that the second pressing sleeve 220 is fixed on the first pressing sleeve 100, and the jig is fixed on the mounting seat. It should be noted that, the diameter of the compressing portion 222 is larger than the diameter of the cylinder of the second pressing sleeve 220, so that the compressing portion 222 is convenient to fix the fixture.

Specifically, the first pressing sleeve 100 is fixedly installed at a designated position, the jig is sleeved on the first pressing sleeve 100, the second pressing sleeve 220 is installed on the first pressing sleeve 100, the jig is located between the installation part 110 and the pressing part 222, the pressing rod 230 is moved downwards to press the steel balls 210, the steel balls 210 are moved towards the fixing groove 120 by the pressing force, and the fixing groove 120 clamps the steel balls 210, so that the second pressing sleeve 220 is fixedly installed on the first pressing sleeve 100, and the fixed installation of the jig is realized under the combined action of the installation part 110 and the pressing part 222. When the jig is replaced, the pressing rod 230 is moved upward, the pressing force is removed, and the steel ball 210 moves toward the center of the second pressing sleeve 220, so that the second pressing sleeve 220 and the jig can be taken out. The jig can be disassembled and assembled by only moving the pressing rod 230 up and down without using tools, so that the jig can be quickly replaced, and the working efficiency is improved.

It should be noted that, in a natural state, the steel ball 210 will not protrude relative to the second pressing sleeve 220, so as to facilitate the removal of the second pressing sleeve 220, thereby facilitating the replacement of the jig.

Referring to fig. 2 and 3, the compression assembly 200 further includes a sealing ring 240, where the sealing ring 240 is sleeved on the outer side of the second compression sleeve 220 and sleeved on the top end of the steel ball 210, so as to prevent the steel ball 210 from falling out of the mounting hole 221, thereby affecting the fixture fixation. The second pressing sleeve 220 is provided with a groove for accommodating the sealing ring 240, so that the sealing ring 240 cannot protrude out of the second pressing sleeve 220, normal operation of the second pressing sleeve 220 and the first pressing sleeve 100 is guaranteed, and the second pressing sleeve 220 is convenient to take out.

In some embodiments of the present utility model, the number of the steel balls 210 is three, and the three steel balls 210 are circumferentially and uniformly arranged on the second pressing sleeve 220, so that the fixation between the second pressing sleeve 220 and the first pressing sleeve 100 can be enhanced, and the stability of the jig can be further enhanced. It can be appreciated that four steel balls 210 may be provided, and stability of the jig is enhanced by increasing the number of steel balls 210, and the number of steel balls 210 is not limited herein.

Referring to fig. 3, the second pressing sleeve 220 is provided with a sliding groove 224, one end of the sliding groove 224 is provided with a screw hole 225, the pressing rod 230 includes a first rod body 231 and a second rod body 232 which are connected, the first rod body 231 is provided with threads and is screwed to the screw hole 225, so that the pressing rod 230 can be fixed relative to the second pressing sleeve 220, the second rod body 232 is slidably arranged in the sliding groove 224, the pressing rod 230 is convenient to press the steel balls 210, and the fixation between the second pressing sleeve 220 and the first pressing sleeve 100 is realized.

Specifically, the pressing rod 230 is rotated, so that the second rod 232 slides downward in the chute 224, and pushes the steel ball 210 to move toward the fixing groove 120, and the fixing groove 120 clamps the steel ball 210, so as to fix the second pressing sleeve 220 and the first pressing sleeve 100, thereby fixing the jig. The pressing rod 230 is rotated, so that the second rod 232 slides upwards in the chute 224, the pressing force acting on the steel balls 210 disappears, the steel balls 210 move towards the center of the second pressing sleeve 220, the second pressing sleeve 220 can be easily taken out without blocking of the steel balls 210, and the fixture is detached.

It should be noted that, the diameter of the second rod 232 is larger than the diameter of the first rod 231, the diameter of the sliding slot 224 is larger than the diameter of the screw hole 225, the pressing rod 230 is prevented from being blown out, and the sliding distance of the second rod 232 in the sliding slot 224 is limited.

Referring to fig. 2, the pressing assembly 200 further includes a knob handle 250, and the knob handle 250 is fixedly installed on the pressing rod 230 to facilitate up-and-down movement of the pressing rod 230, thereby facilitating installation and removal of the jig. Specifically, the knob 250 is twisted to drive the pressing rod 230 to slide in the second pressing sleeve 220, so that the pressing rod 230 can move up and down, and the fixture can be mounted and dismounted without using tools.

It should be noted that, the knob handle 250 is provided with an installation opening, so that the knob handle 250 is conveniently and fixedly installed on the pressing rod 230.

Further, the compression assembly 200 further includes a fixing nut 260, the fixing nut 260 is mounted at an upper end of the knob handle 250, and the fixing nut 260 fixes the knob handle 250 such that the knob handle 250 is not loosened with respect to the compression rod 230, preventing the knob handle 250 from slipping.

Referring to fig. 3, the compression assembly 200 further includes a guide 270, where the guide 270 is disposed at an end of the sliding groove 224 away from the compression rod 230, i.e., at a bottom end of the second compression sleeve 220, for separating the steel balls 210, so as to ensure that the steel balls 210 can be always in the mounting hole 221. Specifically, when the steel balls 210 are restored to the original positions, the positions of the steel balls 210 are not disordered due to the guide member 270, so that the steel balls 210 are orderly positioned in the mounting holes 221, and the normal operation of the device is ensured. The top end of the guide 270 is tapered to facilitate guiding of the steel ball 210.

Referring to fig. 3, a first protrusion 130 and a second protrusion 140 are disposed on an inner wall of the first pressing sleeve 100, and a fixing groove 120 is formed around the first protrusion 130 and the second protrusion 140, so as to fix the steel ball 210.

Further, one side of the first protrusion 130 near the second protrusion 140 has an inclined surface 131, and the inclined surface 131 is inclined downward along the direction away from the steel ball 210, i.e. the upper side surface of the first protrusion 130 is the inclined surface 131, which is convenient for clamping the steel ball 210, so as to fix the second pressing sleeve 220 and the first pressing sleeve 100.

Referring to fig. 4, the first pressing sleeve 100 is provided with two limiting blocks 150, and two limiting blocks 150 are surrounded to form a through hole 251 capable of accommodating the second pressing sleeve 220, so that the second pressing sleeve 220 is convenient to position, and installation time is saved.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A locking device, comprising:

the first pressing sleeve (100) is provided with an installation part (110), and the inner wall of the first pressing sleeve (100) is provided with a fixing groove (120);

compressing tightly subassembly (200), including steel ball (210), second press cover (220) and slip setting are in compress tightly pole (230) of second press cover (220), second press cover (220) are provided with and are used for the holding mounting hole (221) of steel ball (210), compress tightly pole (230) can extrude steel ball (210) and make steel ball (210) butt in the inner wall of fixed slot (120), so that second press cover (220) fixed mounting is in first press cover (100), second press cover (220) are equipped with compressing tightly portion (222), compressing tightly portion (222) with install portion (110) enclose and establish and form mounting groove (223).

2. The locking device according to claim 1, wherein the compression assembly (200) further comprises a sealing ring (240), and the sealing ring (240) is sleeved outside the second compression sleeve (220) and is in contact with the top end of the steel ball (210).

3. The locking device according to claim 1, characterized in that three steel balls (210) are provided and are circumferentially spaced at the second press sleeve (220).

4. The locking device according to claim 1, wherein the second pressing sleeve (220) is provided with a sliding groove (224), one end of the sliding groove (224) is communicated with a screw hole (225), the pressing rod (230) comprises a first rod body (231) and a second rod body (232) which are connected, the first rod body (231) is in threaded connection with the screw hole (225), and the second rod body (232) is slidably arranged in the sliding groove (224) and can push the steel ball (210) to move towards the fixed groove (120).

5. The locking device according to claim 4, characterized in that the compression assembly (200) further comprises a guide (270) for separating the steel balls (210), the guide (270) being arranged at the end of the chute (224) remote from the compression rod (230).

6. The locking device of claim 1, wherein the compression assembly (200) further comprises a knob handle (250) fixedly mounted to the compression bar (230), the knob handle (250) being capable of driving the compression bar (230) to slide in the second compression sleeve (220).

7. The locking device of claim 6, wherein the compression assembly (200) further comprises a retaining nut (260) for securing the knob handle (250).

8. The locking device according to claim 1, wherein the first press sleeve (100) is provided with a first protrusion (130) and a second protrusion (140), and the first protrusion (130) and the second protrusion (140) are surrounded to form a fixing groove (120).

9. The locking device according to claim 8, characterized in that the side of the first protrusion (130) adjacent to the second protrusion (140) has a slope (131), the slope (131) being arranged obliquely downwards in a direction away from the steel ball (210).

10. The locking device according to claim 1, wherein the first pressing sleeve (100) is provided with two limiting blocks (150), and two limiting blocks (150) are arranged around a through hole (251) for accommodating the second pressing sleeve (220).