Fool-proof plug-in clamp with quick disassembly and assembly structure

Abstract

The utility model discloses a fool-proof plug-in clamp with a quick disassembly and assembly structure, and relates to a fool-proof plug-in clamp which comprises a base. Sliding grooves are formed in the front portion and the rear portion of the base, sliding blocks are connected to the two sides in the sliding grooves in a sliding mode, U-shaped rods are fixedly installed on the surfaces of the sliding blocks, a strip-shaped frame is fixedly installed between the two adjacent U-shaped rods on the front portion and the rear portion, and a traction rod is fixedly installed at the bottom of the strip-shaped frame. The motor drives a rotating rod to rotate reversely, the rotating rod rotates reversely to drive a rotating disc to rotate, the rotating disc rotates to drive two sliding rods to move, at the moment, the sliding rods drive strip-shaped frames on the two sides to move towards the two sides at the same time, the strip-shaped frames move to drive a traction rod to move, and the traction rod moves to drive a square rod to move; and the limiting rod does not limit the square rod any more, and at the moment, the clamp head can be conveniently detached and replaced by pulling the clamp head downwards.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of foolproof plug fixture, specifically relates to a foolproof plug fixture with quick dismounting structure. BACKGROUND

[0002] In the scene of electronic component precision assembly, precision machining and automatic production line, plug fixture as the key process equipment to realize component positioning, guiding and stable clamping, its structure design directly affects the machining precision and production rhythm, the fixture head and base connection structure of the existing fixture system mainly divided into two kinds of technical route:

[0003] The first kind is the traditional rigid connection structure, mainly with bolt and nut fastening, pin positioning cooperation, although this kind of structure can provide reliable connection strength, but the dismounting process needs to rely on special tool to complete the rotation of multiple fasteners or loosening operation, single operation time is long, especially in the multi-batch change production scene, frequent dismounting leads to long equipment downtime, which seriously affects the production efficiency;

[0004] The second kind is the existing quick dismounting structure, typical representatives include spring top pin type buckle, magnetic type docking scheme, although the quick dismounting structure can realize manual operation, but in the dismounting process, there is no anti-falling protection mechanism, when the fixture head and base separate, due to gravity or inertia, it is easy to fall, which may cause precision damage of the fixture head impacting the workbench, and even cause the risk of operating personnel injury;

[0005] Therefore, it is necessary to design a new type of foolproof plug fixture with quick dismounting structure to solve the above problems. INVENTION CONTENTS

[0006] The utility model aims at providing a foolproof plug fixture with quick dismounting structure to solve the problems in the background art.

[0007] To solve the above technical problems, the utility model adopts the technical scheme of:

[0008] A foolproof plug fixture with quick dismounting structure, comprising a base, the front and rear parts of the base are provided with sliding grooves, the both sides of the sliding grooves are slidably connected with sliding blocks, the surfaces of the sliding blocks are fixedly installed with U-shaped rods, a strip-shaped frame is fixedly installed between the two U-shaped rods adjacent to the front and rear parts, a traction rod is fixedly installed at the bottom of the strip-shaped frame, the bottom end of the traction rod penetrates through the base and extends to the outside of the base, and the bottom end of the traction rod is fixedly installed with a fixture head through a limiting mechanism.

[0009] Preferably, the surface of the base is fixedly installed with a U-shaped frame, the bottom of the U-shaped frame is fixedly installed with a motor, the output shaft of the motor is fixedly installed with a rotating rod through a shaft coupling, the bottom end of the rotating rod is fixedly installed with a rotating disc, both sides of the bottom of the rotating disc are fixedly installed with slide rods, and the bottom ends of the slide rods extend to the inner side of the strip-shaped frame.

[0010] Preferably, the limiting mechanism comprises a square rod fixedly connected to the top of the clamp head, the top end of the square rod penetrates through the traction rod and extends to the inside of the traction rod, the bottom of the traction rod is provided with a square groove matched with the square rod, the front side and the rear side of the inner cavity of the square groove are both fixedly installed with damping pads through openings, and one side of the damping pad is in interference fit with the surface of the square rod.

[0011] Preferably, the bottom of the base is provided with a movable opening matched with the traction rod, the inner wall of the movable opening is fixedly installed with a supporting plate, one side of the supporting plate is fixedly installed with a limiting rod through an opening, and both ends of the limiting rod extend to the outside of the traction rod by penetrating through the two traction rods and the square rod in sequence.

[0012] Preferably, one side of the square rod and the traction rod is provided with a limiting opening matched with the limiting rod.

[0013] Preferably, the front side of the bottom of the clamp head is fixedly installed with a second fool-proof block through an opening.

[0014] Preferably, the rear side of the bottom of the clamp head is fixedly installed with a first fool-proof block through an opening.

[0015] Thanks to the above technical scheme, the present application has the following technical progress compared with the prior art:

[0016] 1. The present application provides a fool-proof plug-in fixture with a quick dismounting structure, the motor is started by control, the rotating rod is reversed by the motor, the rotating disc is rotated by the reversed rotating rod, the two slide rods are moved by the rotating disc, the strip-shaped frames on both sides are moved by the slide rods, the traction rod is moved by the strip-shaped frames, the square rod is moved by the traction rod, and the square rod is no longer limited by the limiting rod after the traction rod and the square rod are both moved to disengage from the limiting rod. At this time, the clamp head can be pulled down to achieve the effect of facilitating the dismounting and replacement of the clamp head.

[0017] 2. The present application provides a fool-proof plug-in fixture with a quick dismounting structure, the damping pad is provided, and the surface of the damping pad is in interference fit with the square rod. After the square rod disengages from the limiting rod, the square rod can be stopped in the inside of the square groove by the friction between the damping pad, thereby avoiding the situation that the clamp head directly falls off during dismounting, and improving the safety of the device. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model makes further illustration in combination with the drawings.

[0019] Figure 1 It is the structure schematic drawing of the utility model;

[0020] Figure 2 It is the structure sectional view of the utility model base, strip frame and traction rod;

[0021] Figure 3 It is the structure schematic drawing of the utility model rotating rod, rotary disc and slide bar;

[0022] Figure 4 It is the structure schematic drawing of the utility model square groove, damping pad and limiting mouth;

[0023] Figure 5 It is the structure schematic drawing of the utility model first foolproof block, second foolproof block and square rod;

[0024] Figure 6 It is the structure schematic drawing of the utility model movable mouth, support plate and limiting rod;

[0025] In the drawing: 1, base; 2, sliding groove; 3, sliding block; 4, U-shaped rod; 5, strip frame; 6, traction rod; 7, clamp head; 8, U-shaped frame; 9, motor; 10, rotating rod; 11, rotary disc; 12, slide bar; 13, movable mouth; 14, first foolproof block; 15, second foolproof block; 16, square rod; 17, square groove; 18, damping pad; 19, support plate; 20, limiting rod; 21, limiting mouth. DETAILED DESCRIPTION

[0026] The utility model makes further detailed illustration in combination with the embodiment:

[0027] Embodiment 1

[0028] As Figures 1-6 shown, the utility model provides a foolproof plug-in fixture with quick dismounting structure, including base 1, the front and rear of base 1 are all set up sliding groove 2, both sides in sliding groove 2 are all slidingly connected with sliding block 3, the surface of sliding block 3 is fixedly installed with U-shaped rod 4, the adjacent two U-shaped rods 4 between front and rear are fixedly installed with strip frame 5, and strip frame 5's bottom is fixedly installed with traction rod 6, and the bottom end of traction rod 6 penetrates base 1 and extends to the outside of base 1, and the bottom end of traction rod 6 is fixedly installed with clamp head 7 through limiting mechanism, and the front side of the bottom of clamp head 7 is fixedly installed with second foolproof block 15 through setting opening, and the rear side of the bottom of clamp head 7 is fixedly installed with first foolproof block 14 through setting opening.

[0029] Specific, the surface of the base 1 is fixedly installed with a U-shaped frame 8, the bottom of the U-shaped frame 8 is fixedly installed with a motor 9, the motor 9 is a servo motor, the output shaft of the motor 9 is fixedly installed with a rotating rod 10 through a shaft coupling, the bottom end of the rotating rod 10 is fixedly installed with a rotating disc 11, the two sides of the bottom of the rotating disc 11 are fixedly installed with a sliding rod 12, the bottom end of the sliding rod 12 extends to the inner side of the strip-shaped frame 5, the limiting mechanism comprises a square rod 16 fixedly connected to the top of the clamp head 7, the top end of the square rod 16 penetrates through the traction rod 6 and extends to the inside of the traction rod 6, the bottom of the traction rod 6 is provided with a square groove 17 matched with the square rod 16, the bottom of the base 1 is provided with a movable opening 13 matched with the traction rod 6, the inner wall of the movable opening 13 is fixedly installed with a supporting plate 19, one side of the supporting plate 19 is fixedly installed with a limiting rod 20 through an opening, the two ends of the limiting rod 20 respectively penetrate through the two sides of the traction rod 6 and the square rod 16 in turn and extend to the outside of the traction rod 6, the square rod 16 and one side of the traction rod 6 are both provided with a limiting opening 21 matched with the limiting rod 20, by setting the limiting mechanism, and by starting the motor 9, the motor 9 drives the rotating rod 10 to rotate, the rotating rod 10 drives the rotating disc 11 to rotate, the rotating disc 11 drives the two sliding rods 12 to move, the sliding rod 12 moves to drive the two strip-shaped frames 5 to move towards the middle at the same time, the strip-shaped frame 5 moves to drive the traction rod 6 to move, the traction rod 6 moves to drive the clamp head 7 to move, the clamp head 7 moves to achieve the effect of fool-proof clamping of the workpiece through the first fool-proof block 14 and the second fool-proof block 15 in it, when it is necessary to replace the clamp head 7, the motor 9 can be controlled to start, and the motor 9 drives the rotating rod 10 to reverse, the rotating rod 10 drives the rotating disc 11 to rotate, the rotating disc 11 drives the two sliding rods 12 to move, at this time the sliding rod 12 drives the two strip-shaped frames 5 to move towards the two sides at the same time, the strip-shaped frame 5 moves to drive the traction rod 6 to move, the traction rod 6 moves to drive the square rod 16 to move, after the traction rod 6 and the square rod 16 are both moved to disengage from the limiting rod 20, the limiting rod 20 no longer limits the square rod 16, at this time the clamp head 7 can be pulled down to achieve the effect of facilitating the removal and replacement of the clamp head 7.

[0030] Example 2

[0031] As Figures 1-6As shown, on the basis of embodiment 1, the utility model provides a technical scheme: including base 1, the front and rear of base 1 are all seted up with sliding slot 2, both sides in sliding slot 2 are all slidingly connected with sliding block 3, the surface of sliding block 3 is fixedly installed with U type rod 4, the adjacent two U type rods 4 between front and rear are fixedly installed with strip frame 5, the bottom of strip frame 5 is fixedly installed with traction rod 6, the bottom end of traction rod 6 penetrates base 1 and extends to the outside of base 1, the bottom end of traction rod 6 is fixedly installed with clamp head 7 through limiting mechanism, the front side of the bottom of clamp head 7 is fixedly installed with second foolproof block 15 through setting opening, the rear side of the bottom of clamp head 7 is fixedly installed with first foolproof block 14 through setting opening.

[0032] Specifically, the surface of the base 1 is fixedly installed with a U-shaped frame 8, the bottom of the U-shaped frame 8 is fixedly installed with a motor 9, the motor 9 is a servo motor, the output shaft of the motor 9 is fixedly installed with a rotating rod 10 through a shaft coupling, the bottom end of the rotating rod 10 is fixedly installed with a rotating disc 11, the bottom of the rotating disc 11 is fixedly installed with a sliding rod 12 on both sides, the bottom end of the sliding rod 12 extends to the inside of the strip frame 5, the limiting mechanism includes a square rod 16 fixedly connected to the top of the clamp head 7, the top end of the square rod 16 penetrates the traction rod 6 and extends to the inside of the traction rod 6, the bottom of the traction rod 6 is provided with a square groove 17 matched with the square rod 16, the bottom of the base 1 is provided with a movable opening 13 matched with the traction rod 6, the inner wall of the movable opening 13 is fixedly installed with a support plate 19, one side of the support plate 19 is fixedly installed with a limiting rod 20 through setting an opening, the both ends of the limiting rod 20 respectively penetrate the both sides of the traction rod 6 and the square rod 16 in sequence and extend to the outside of the traction rod 6, the both sides of the square rod 16 and the traction rod 6 are provided with limiting openings 21 matched with the limiting rod 20, by setting the limiting mechanism, and by starting the motor 9, the motor 9 drives the rotating rod 10 to rotate, the rotating rod 10 drives the rotating disc 11 to rotate, the rotating disc 11 drives the two sliding rods 12 to move, the sliding rod 12 moves to drive the both sides of the strip frame 5 to move to the middle, the strip frame 5 moves to drive the traction rod 6 to move, the traction rod 6 moves to drive the clamp head 7 to move, the clamp head 7 moves to achieve the effect of foolproof clamping of the workpiece through the first foolproof block 14 and the second foolproof block 15 in it, when it is necessary to replace the clamp head 7, the motor 9 can be controlled to start, and the motor 9 drives the rotating rod 10 to reverse, the rotating rod 10 drives the rotating disc 11 to rotate, the rotating disc 11 drives the two sliding rods 12 to move, at this time, the sliding rod 12 drives the both sides of the strip frame 5 to move to the both sides, the strip frame 5 moves to drive the traction rod 6 to move, the traction rod 6 moves to drive the square rod 16 to move, after the both sides of the traction rod 6 and the square rod 16 are moved to be disengaged from the limiting rod 20, the limiting rod 20 no longer limits the square rod 16, at this time, the clamp head 7 can be pulled down to achieve the effect of facilitating the removal and replacement of the clamp head 7.

[0033] Specifically, the front side and the rear side of the inner cavity of the square groove 17 are both fixedly provided with a damping pad 18 through an opening, one side of the damping pad 18 is in interference fit with the surface of the square rod 16, by arranging the damping pad 18 and making the damping pad 18 in interference fit with the surface of the square rod 16, the square rod 16 can stay in the inner part of the square groove 17 through the friction between the square rod 16 and the damping pad 18 after being disengaged from the limiting rod 20, so that the situation that the clamp head 7 directly falls during disassembly is avoided, and the safety of the device in use is improved.

[0034] The working principle of the fool-proof plug-in fixture with quick disassembly and assembly structure will be described below.

[0035] As shown in Figures 1-6 , by starting the motor 9, the motor 9 drives the rotating rod 10 to rotate, the rotating rod 10 drives the rotating disc 11 to rotate, the rotating disc 11 drives the two sliding rods 12 to move, the sliding rods 12 moving can drive the two side strip frames 5 to move towards the middle at the same time, the strip frame 5 moving drives the traction rod 6 to move, the traction rod 6 moving drives the clamp head 7 to move, the clamp head 7 moving can achieve the effect of fool-proof clamping of the workpiece through the first fool-proof block 14 and the second fool-proof block 15 in the clamp head 7, when it is necessary to replace the clamp head 7, the motor 9 can be started by control, and the motor 9 drives the rotating rod 10 to reverse, the rotating rod 10 drives the rotating disc 11 to rotate, the rotating disc 11 drives the two sliding rods 12 to move, at this time, the sliding rods 12 drive the two side strip frames 5 to move towards the two sides at the same time, the strip frame 5 moving drives the traction rod 6 to move, the traction rod 6 moving drives the square rod 16 to move, after the traction rod 6 and the square rod 16 are both moved to disengage from the limiting rod 20, the limiting rod 20 no longer limits the square rod 16, at this time, the clamp head 7 can be pulled down to achieve the effect of facilitating the disassembly and replacement of the clamp head 7, and by arranging the damping pad 18 and making the damping pad 18 in interference fit with the surface of the square rod 16, the square rod 16 can stay in the inner part of the square groove 17 through the friction between the square rod 16 and the damping pad 18 after being disengaged from the limiting rod 20, so that the situation that the clamp head 7 directly falls during disassembly is avoided, and the safety of the device in use is improved.

[0036] The above has made a detailed description of the present application in general, but some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, without departing from the spirit of the present application, the modifications or improvements are within the scope of protection of the present application.

Claims

1. A foolproof insert clamp with a quick-release structure, comprising a base (1); characterized in that: The base (1) has a sliding groove (2) at both the front and rear. Slider (3) is slidably connected to both sides inside the sliding groove (2). A U-shaped rod (4) is fixedly installed on the surface of the slider (3). A strip frame (5) is fixedly installed between two adjacent U-shaped rods (4) at the front and rear. A traction rod (6) is fixedly installed at the bottom of the strip frame (5). The bottom end of the traction rod (6) passes through the base (1) and extends to the outside of the base (1). A clamp head (7) is fixedly installed at the bottom end of the traction rod (6) through a limiting mechanism.

2. The foolproof plug-in clamp with quick-release structure according to claim 1, characterized in that: A U-shaped frame (8) is fixedly installed on the surface of the base (1). A motor (9) is fixedly installed at the bottom of the U-shaped frame (8). A rotating rod (10) is fixedly installed on the output shaft of the motor (9) through a coupling. A turntable (11) is fixedly installed at the bottom end of the rotating rod (10). Slide rods (12) are fixedly installed on both sides of the bottom of the turntable (11). The bottom end of the slide rod (12) extends to the inside of the strip frame (5).

3. The foolproof plug-in clamp with quick-release structure according to claim 1, characterized in that: The limiting mechanism includes a square rod (16) fixedly connected to the top of the clamp head (7). The top end of the square rod (16) passes through the traction rod (6) and extends into the interior of the traction rod (6). The bottom of the traction rod (6) is provided with a square groove (17) that cooperates with the square rod (16). The front and rear sides of the inner cavity of the square groove (17) are fixedly installed with damping pads (18) by opening. One side of the damping pad (18) is interference-fitted with the surface of the square rod (16).

4. The foolproof insert clamp with quick-release structure according to claim 1, characterized in that: The bottom of the base (1) is provided with an opening (13) for use with the traction rod (6). A support plate (19) is fixedly installed on the inner wall of the opening (13). A limit rod (20) is fixedly installed on one side of the support plate (19) through an opening. The two ends of the limit rod (20) pass through the two traction rods (6) and the square rod (16) respectively and extend to the outside of the traction rod (6).

5. A foolproof plug-in fixture with a quick-release structure according to claim 4, characterized in that: Both the square rod (16) and the traction rod (6) have a limiting opening (21) on one side that is used in conjunction with the limiting rod (20).

6. A foolproof insert clamp with a quick-release structure according to claim 5, characterized in that: A second anti-fouling block (15) is fixedly installed on the front side of the bottom of the clamp head (7) through an opening.

7. A foolproof insert clamp with a quick-release structure according to claim 6, characterized in that: The first anti-fool block (14) is fixedly installed on the rear side of the bottom of the clamp head (7) by opening.

Images