CN218984835U

CN218984835U - Tool quick-changing device

Info

Publication number: CN218984835U
Application number: CN202222917479.8U
Authority: CN
Inventors: 冯健斌; 徐国庆; 杨永峰
Original assignee: Guangzhou Mino Equipment Co Ltd
Current assignee: Guangzhou Mino Equipment Co Ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-05-09
Anticipated expiration: 2032-11-02

Abstract

The utility model belongs to the technical field of tool replacement, and particularly discloses a tool quick-change device, which comprises: quick-change base and quick-change mounting plate; the quick-change base is provided with a quick-change sleeve, and the quick-change sleeve is provided with a sleeved jack; one side of the quick-change mounting plate is provided with a quick-change connector which is used for extending into the sleeved jack, and the quick-change connector is provided with a locking hole and an unlocking hole; the quick-change connector is internally provided with a locking piece, a locking rod and a reset mechanism. The lock rod is pressed down, and the lock rod is retracted into the unlocking hole of the quick-change connector, so that the lock rod can be unlocked; after the quick-change connector stretches into the sleeved jack of the quick-change sleeve, the lock rod stretches out of the unlocking hole under the driving of the reset mechanism of the quick-change connector, the lock rod drives the locking piece to stretch out of the locking hole, the locking piece is inserted into the quick-change clamping groove of the quick-change sleeve, the quick-change connector and the quick-change sleeve are locked, the purpose of quickly installing the tail end tool is achieved, the quick-change connector can be used under the condition without a compressed air source, the cost is low, the quick-change connector is applicable to various use occasions, and the quick-change connector is suitable for popularization and has good market prospect.

Description

Tool quick-changing device

Technical Field

The utility model relates to the technical field of tool replacement, in particular to a tool quick-changing device.

Background

A plurality of mechanical arms which are electric and pneumatic can be arranged on the automatic production line, and different processing tools are arranged according to different stations and different processing procedures, so that quick-change tools are arranged at the tail ends of the mechanical arms, and the tools are convenient to replace according to different requirements.

At present, the implementation scheme of the end tool quick-change device has various forms, and a pneumatic quick-change device or an electric quick-change device is commonly used, and the tool is opened or locked by compressed gas or electric power to realize the quick-change of the tool, but the use occasion of the pneumatic quick-change device is required to have compressed gas or not be used, the price of the electric quick-change device is more than three times of that of the pneumatic quick-change with the same load, and the use and maintenance cost is quite high, so that the electric quick-change device is not suitable for popularization.

Disclosure of Invention

The purpose of the utility model is that: the utility model provides a tool quick change device to solve among the prior art electric or pneumatic quick change tool cost is higher, uses the limited technical problem of difficult popularization in occasion.

In order to achieve the above object, the present utility model provides a tool quick-change device comprising: quick-change base and quick-change mounting plate; the quick-change base is provided with a quick-change sleeve, and the quick-change sleeve is provided with a sleeved jack; a quick-change connector used for extending into the sleeved jack is arranged on one side of the quick-change mounting plate, and a locking hole and an unlocking hole are formed in the quick-change connector; the quick-change connector is internally provided with a locking piece, a locking rod and a reset mechanism, wherein the locking rod is used for being in butt joint with the locking piece, and the reset mechanism is used for driving the locking rod to extend out of the unlocking hole; the locking piece is used for extending out of the locking hole or retracting into the locking hole; when the reset mechanism drives the lock rod to extend out of the unlocking hole, the lock rod drives the locking piece to extend out of the locking hole; when the lock rod is retracted into the unlocking hole, the locking piece is unlocked and can retract into the locking hole; the inner wall of suit jack is provided with quick change draw-in groove, quick change draw-in groove be used for with stretch out outside the locking hole the locking piece cooperation.

Preferably, the quick-change connector is provided with an insertion section and an unlocking section which are connected with each other, the insertion section is used for extending into the sleeved jack, the unlocking section is connected with the quick-change mounting plate, the locking hole is located on the insertion section, and the unlocking hole is located on the unlocking section.

Preferably, the quick-change mounting plate is provided with a connecting through hole, the position of the connecting through hole corresponds to the position of the unlocking hole, and the lock rod is provided with an extension section extending out of the connecting through hole.

Preferably, the extension section is provided with a key.

Preferably, the method further comprises: unlocking the matching piece; the unlocking matching piece is provided with a pressing plate and a containing groove, and the containing groove is used for containing the quick-change mounting plate; when the quick-change mounting plate is positioned in the accommodating groove, the pressing plate presses the key, so that the lock rod is retracted into the unlocking hole.

Preferably, the pressing plate is arranged on one side of the accommodating groove, the pressing plate is further provided with an extension section, the height of the extension section is higher than that of the accommodating groove, and one side of the key, which faces away from the quick-change mounting plate, is provided with an outwards convex arc-shaped surface.

Preferably, a sliding hole is formed in the quick-change connector, the lock rod is connected in the sliding hole in a sliding mode, and the reset mechanism is located in the sliding hole.

Preferably, the reset mechanism is provided with a compression spring, the compression spring is sleeved on the lock rod, one end of the compression spring is in butt joint with the quick-change connector, and the other end of the compression spring is in butt joint with the lock rod.

Preferably, the lock rod is provided with a locking boss for abutting against the locking piece, one end of the locking boss, facing the unlocking hole, is provided with a conical surface, and the locking piece is a steel ball; when the reset mechanism drives the locking piece to extend out of the unlocking hole, the outer side of the locking boss is in abutting connection with the locking piece; when the lock rod is retracted into the unlocking hole, the locking piece corresponds to the conical surface.

Preferably, the quick-change base is provided with a detection switch, and the detection switch is used for detecting the distance between the quick-change mounting plate and the quick-change base.

The tool quick-change device provided by the utility model has the beneficial effects that: the tool quick-change device can press the lock rod, the lock rod is retracted into the unlocking hole of the quick-change connector, and the lock rod can be unlocked, so that the quick-change connector can conveniently enter and exit the sleeved jack of the quick-change sleeve, and the disassembly and the assembly can be convenient; after the quick-change connector stretches into the sleeved jack of the quick-change sleeve, the lock rod stretches out of the unlocking hole under the driving of the reset mechanism of the quick-change connector, the lock rod drives the locking piece to stretch out of the locking hole, and the locking piece is inserted into the quick-change clamping groove of the quick-change sleeve to lock the quick-change connector and the quick-change sleeve, so that the purpose of quickly installing the tail end tool is achieved, compressed gas and an electric drive quick-change device are not needed when the tail end tool is installed or dismounted, the device can be used under the condition without a compressed gas source, the cost is low, and the device is suitable for various use occasions and is suitable for popularization and has good market prospect.

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

FIG. 1 is a schematic view of a tool quick change device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the tool quick change device according to the embodiment of the present utility model after the unlocking matching member is separated;

FIG. 3 is a schematic diagram of a quick-change coupling and a quick-change sleeve according to an embodiment of the present utility model;

fig. 4 is a schematic cross-sectional structure of the quick-change connector and the quick-change sleeve according to the embodiment of the utility model after being sleeved.

In the figure, 100, quick-change mounting plates; 110. a quick-change joint; 120. a locking member; 130. a lock lever; 140. a reset mechanism; 150. an insertion section; 160. unlocking the section; 170. an abutment; 180. a detection switch; 190. a connecting through hole; 200. quick-changing the base; 210. a quick-change sleeve; 211. sleeving the jack; 212. a quick-change clamping groove; 300. unlocking the matching piece; 310. pressing the plate; 311. an extension section; 320. an accommodating groove.

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, installation, connection, 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 scheme.

Referring to fig. 1 to 4, a tool quick-change device according to an embodiment of the utility model will be described.

Referring to fig. 1 to 4, a tool quick-change device according to an embodiment of the present utility model includes: a quick-change base 200 and a quick-change mounting plate 100; the quick-change base 200 is provided with a quick-change sleeve 210, and the quick-change sleeve 210 is provided with a sleeved jack 211; a quick-change connector 110 for extending into the sleeving insertion hole 211 is arranged on one side of the quick-change mounting plate 100, and a locking hole and an unlocking hole are formed in the quick-change connector 110; the quick-change connector 110 is internally provided with a locking piece 120, a locking rod 130 and a reset mechanism 140, wherein the locking rod 130 is used for being abutted with the locking piece 120, and the reset mechanism 140 is used for driving the locking rod 130 to extend out of the unlocking hole; the locking piece 120 is used for extending out of the locking hole or retracting into the locking hole; when the reset mechanism 140 drives the lock rod 130 to extend out of the unlocking hole, the lock rod 130 drives the locking piece 120 to extend out of the locking hole; when the lock lever 130 is retracted into the unlocking hole, the locking member 120 is unlocked and can be retracted into the locking hole; the inner wall of the sleeving insertion hole 211 is provided with a quick-change clamping groove 212, and the quick-change clamping groove 212 is used for being matched with the locking piece 120 extending out of the locking hole.

In use, the quick-change mounting plate 100 may be coupled to an end tool, and the quick-change base 200 may be coupled to a commercially available robotic arm or electric tightening gun to secure the quick-change sleeve 210 thereto. In order to better fix the tool, the quick-change base 200 is provided with at least two quick-change sleeves 210, and similarly, the corresponding quick-change mounting plate 100 is provided with at least two quick-change connectors 110.

The installation flow is as follows: the external force stretches the locking rod 130 into the locking hole to unlock the locking piece 120, the locking piece 120 is conveniently retracted into the locking hole, then the quick-change connector 110 of the quick-change mounting plate 100 is aligned with the quick-change sleeve 210 of the quick-change base 200, the quick-change connector 110 is inserted into the quick-change base 200, the locking rod 130 can be released at the moment, the reset mechanism 140 drives the locking piece 120 to stretch out of the unlocking hole, the locking piece 120 stretches out, the locking piece 120 is clamped into the quick-change clamping groove 212 to lock the quick-change connector 110 and the quick-change sleeve 210, and then the quick-change mounting plate 100 can be fixed on the quick-change base 200, so that the end tool is fixed on the mechanical arm or the electric tightening gun.

It should be noted that, in order to facilitate the alignment of the locking member 120 with the quick-change slot 212, the quick-change connector 110 is provided with an abutment 170 for abutting against the quick-change sleeve 210, and when the quick-change sleeve 210 abuts against the abutment 170, the locking hole and the locking member 120 will be aligned with the quick-change slot 212, so that the locking member 120 can be inserted into the quick-change slot 212 when extending out of the locking hole.

Referring to fig. 1 to 4, the unlocking process of the tool quick-change device of the present embodiment is as follows: the lock rod 130 is extended into the locking hole by external force, so that the locking piece 120 is unlocked, the locking piece 120 is conveniently retracted into the locking hole, and then the locking piece 120 is separated from the quick-change clamping groove 212; the quick-change coupling 110 may then be pulled out of the quick-change sleeve 210 to complete the unlocking.

It should be noted that, in order to facilitate the locking member 120 to disengage from the quick-change slot 212, the locking member 120 is a steel ball, and the quick-change slot 212 is a groove matching with the steel ball.

Referring to fig. 1 to 4, the tool quick-change device of the present embodiment can press the lock lever 130, retract the lock lever 130 into the unlocking hole of the quick-change connector 110, and unlock the quick-change connector 110 so as to facilitate the quick-change connector 110 to enter and exit the sleeved insertion hole 211 of the quick-change sleeve 210, and facilitate the disassembly; when the quick-change connector 110 extends into the sleeved insertion hole 211 of the quick-change sleeve 210, the lock rod 130 extends out of the unlocking hole under the drive of the reset mechanism 140 of the quick-change connector 110, the lock rod 130 drives the locking piece 120 to extend out of the locking hole, and the locking piece 120 is inserted into the quick-change clamping groove 212 of the quick-change sleeve 210 to lock the quick-change connector 110 and the quick-change sleeve 210, so that the purpose of quickly installing the end tool is achieved.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the quick-change coupler 110 is provided with an inter-connected insertion section 150 and an unlocking section 160, the insertion section 150 is adapted to be inserted into the socket 211, i.e., the quick-change sleeve 210 is sleeved on the insertion section 150, and the unlocking section 160 is provided with the abutment 170 as described above, so that the quick-change sleeve 210 is rapidly positioned. The unlocking section 160 is connected with the quick-change mounting plate 100, the locking hole is positioned on the inserting section 150, and the unlocking hole is positioned on the unlocking section 160, so that the unlocking hole is positioned outside the inserting section 150, and the locking rod 130 is conveniently pressed to unlock by using other tools or devices.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the quick-change mounting plate 100 is provided with a coupling through hole 190, the position of the coupling through hole 190 corresponds to the position of the unlocking hole, and the locking lever 130 has an extension section protruding out of the coupling through hole 190. The quick-change connector 110 is connected to one side of quick-change mounting panel 100, and connecting through hole 190 runs through quick-change mounting panel 100, and convenient extension section wears out connecting through hole 190 to the opposite side of quick-change mounting panel 100, so can set up the extension section of unblock and quick-change connector 110 respectively in the different sides of quick-change mounting panel 100, makes things convenient for external force to press the extension section to with locking lever 130 withdrawal lock hole in.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the extension is provided with a key for convenience of pressing the extension. The outer diameter of the key is larger than that of the extension section so as to enlarge the pressing area of the lock lever 130 and facilitate unlocking.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, further comprising: unlocking the fitting 300; the unlocking counterpart 300 is provided with a pressing plate 310 and a receiving groove 320, the receiving groove 320 being for receiving the quick-change mounting plate 100; when the quick-change mounting plate 100 is positioned in the receiving groove 320, the pressing plate 310 presses the key to retract the lock lever 130 into the unlocking hole. The unlocking matching piece 300 can be matched with a mechanical arm for automatic unlocking, when the mechanical arm is unlocked, only the mechanical arm stretches the quick-change mounting plate 100 into the accommodating groove 320 through the quick-change base 200, then the accommodating groove 320 carries the quick-change mounting plate 100 and the end tool, the key is pressed by the pressing plate 310, and then the mechanical arm can drive the quick-change sleeve 210 to be pulled out from the quick-change connector 110, so that the end tool is convenient to detach. When the end tool needs to be mounted for the mechanical arm, the quick-change mounting plate 100 is plugged into the accommodating groove 320, the pressing plate 310 is used for pressing a key, the quick-change connector 110 is in an unlocking state, then the mechanical arm drives the quick-change sleeve 210 of the quick-change base 200 to align with the quick-change connector 110, the quick-change sleeve 210 is inserted into the quick-change connector 110, preliminary locking can be completed, and finally the mechanical arm pulls out the end tool and the quick-change mounting plate 100 in a direction away from the accommodating groove 320 through the quick-change sleeve 210, so that quick-connection can be completed.

Referring to fig. 1 to 4, on the above basis, in order to prevent the end tool from falling when the receiving groove 320 is pulled out, the opening of the receiving groove 320 is upwardly disposed, the pressing plate 310 is disposed on one side of the receiving groove 320, the pressing plate 310 further has an extension section 311, the height of the extension section 311 is higher than that of the receiving groove 320, and one side of the key facing away from the quick-change mounting plate 100 is provided with an outwardly protruding arc surface. Namely, the mechanical arm pulls out the end tool and the quick-change mounting plate 100 from the direction away from the accommodating groove 320 through the quick-change sleeve 210, namely, moves upwards, so that the key moves upwards along the pressing plate 310 and the extension section 311, and the quick-change sleeve 210 is not locked after the quick-change mounting plate 100 is separated from the accommodating groove 320 due to the fact that the key is pressed by the pressing plate 310 and the extension section 311; at this time, the mechanical arm swings downwards, and the key gradually extends due to the convex arc surface of the key, so that the lock rod 130 drives the locking piece 120 to extend, so as to lock the quick-change connector 110 and the quick-change sleeve 210, and the installation of the robot end tool is completed.

Referring to fig. 1 to 4, in the preferred embodiment of the present utility model, a sliding hole is provided in the quick-change coupler 110, a lock lever 130 is slidably coupled in the sliding hole, and a return mechanism 140 is positioned in the sliding hole. By providing the sliding hole, the lock lever 130 can be ensured to slide along the direction of the sliding hole, and the lock lever 130 is prevented from shifting position during movement.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the reset mechanism 140 has a compression spring, which is sleeved on the lock lever 130, one end of the compression spring is abutted with the quick-change connector 110, and the other end of the compression spring is abutted with the lock lever 130. The compression spring has an outward elasticity, and can pop the lock rod 130 out of the unlocking hole, so that the reset mechanism 140 can push the lock rod 130 out of the unlocking hole, and the locking piece 120 can be ensured to extend into the quick-change clamping groove 212.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the lock lever 130 is provided with a locking boss for abutting against the locking member 120, one end of the locking boss facing the unlocking hole is provided with a conical surface, and the locking member 120 is a steel ball; when the reset mechanism 140 drives the locking piece 120 to extend out of the unlocking hole, the outer side of the locking boss is abutted with the locking piece 120; when the lock lever 130 is retracted into the unlocking hole, the locking member 120 corresponds to the conical surface. The locking boss can be abutted with the compression spring so that the compression spring pushes the lock rod 130, wherein the compression spring and the conical surface are positioned on different sides of the locking boss, the compression spring is convenient to push the conical surface to the unlocking hole so as to push the steel ball out of the locking hole, the outer side of the locking boss is abutted with the steel ball, and the steel ball is prevented from retracting into the locking hole. When the lock rod 130 is retracted into the unlocking hole, the locking piece 120 corresponds to the conical surface, and then the steel ball can move and retract into the locking hole, so that the locking between the quick-change connector 110 and the quick-change sleeve 210 is released, and the quick-change sleeve 210 is conveniently taken down from the quick-change connector 110.

Referring to fig. 1 to 4, in a preferred embodiment of the present utility model, the quick-change base 200 is provided with a detection switch 180, and the detection switch 180 is used to detect the distance between the quick-change mounting plate 100 and the quick-change base 200. The detection switch 180 is a proximity switch commonly used in the market, and when the proximity switch detects an object below, it can determine that the quick-change mounting plate 100 reaches a specified position, and can lock the quick-change sleeve 210 or disengage from the quick-change connector 110.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. A tool quick change device, comprising: quick-change base and quick-change mounting plate; the quick-change base is provided with a quick-change sleeve, and the quick-change sleeve is provided with a sleeved jack; a quick-change connector used for extending into the sleeved jack is arranged on one side of the quick-change mounting plate, and a locking hole and an unlocking hole are formed in the quick-change connector; the quick-change connector is internally provided with a locking piece, a locking rod and a reset mechanism, wherein the locking rod is used for being in butt joint with the locking piece, and the reset mechanism is used for driving the locking rod to extend out of the unlocking hole; the locking piece is used for extending out of the locking hole or retracting into the locking hole; when the reset mechanism drives the lock rod to extend out of the unlocking hole, the lock rod drives the locking piece to extend out of the locking hole; when the lock rod is retracted into the unlocking hole, the locking piece is unlocked and can retract into the locking hole; the inner wall of suit jack is provided with quick change draw-in groove, quick change draw-in groove is used for with stretch out outside the locking hole the locking piece cooperation.

2. The tool quick change device according to claim 1, wherein the quick change connector is provided with an insertion section and an unlocking section which are connected to each other, the insertion section is configured to extend into the set socket, the unlocking section is connected to the quick change mounting plate, the locking hole is located on the insertion section, and the unlocking hole is located on the unlocking section.

3. The tool quick change device according to claim 2, wherein the quick change mounting plate is provided with a connection through hole, the position of the connection through hole corresponds to the position of the unlocking hole, and the lock lever has an extension section that protrudes out of the connection through hole.

4. A tool quick change device according to claim 3, wherein the extension is provided with a key.

5. The tool quick change device of claim 4, further comprising: unlocking the matching piece; the unlocking matching piece is provided with a pressing plate and a containing groove, and the containing groove is used for containing the quick-change mounting plate; when the quick-change mounting plate is positioned in the accommodating groove, the pressing plate presses the key, so that the lock rod is retracted into the unlocking hole.

6. The quick tool change device of claim 5, wherein the pressing plate is disposed on one side of the accommodating groove, the pressing plate further has an extension section, the height of the extension section is higher than that of the accommodating groove, and a convex arc surface is disposed on one side of the key facing away from the quick change mounting plate.

7. The tool quick change device of claim 1, wherein a sliding hole is provided in the quick change connector, the lock rod is slidably connected in the sliding hole, and the reset mechanism is located in the sliding hole.

8. The tool quick change device of claim 7, wherein the return mechanism has a compression spring sleeved on the lock rod, one end of the compression spring being in abutment with the quick change connector, and the other end of the compression spring being in abutment with the lock rod.

9. The quick tool change device according to claim 1, wherein the lock lever is provided with a locking boss for abutting against the locking member, one end of the locking boss facing the unlocking hole is provided with a conical surface, and the locking member is a steel ball; when the reset mechanism drives the locking piece to extend out of the unlocking hole, the outer side of the locking boss is in abutting connection with the locking piece; when the lock rod is retracted into the unlocking hole, the locking piece corresponds to the conical surface.

10. A tool quick change device according to any one of claims 1-9, characterized in that the quick change base is provided with a detection switch for detecting the distance between the quick change mounting plate and the quick change base.