CN201677261U

CN201677261U - Fixture with quickly replaceable clamp

Info

Publication number: CN201677261U
Application number: CN2010202058644U
Authority: CN
Inventors: 仇建平
Original assignee: Hangzhou Great Star Industrial Co Ltd
Current assignee: HANGZHOU LIANHE ELECTRICAL MANUFACTURING CO., LTD.
Priority date: 2010-05-27
Filing date: 2010-05-27
Publication date: 2010-12-22
Anticipated expiration: 2020-05-27

Abstract

The utility model discloses a fixture with a quickly replaceable clamp; the connection methods of traditional fixtures are difficult to ensure the bonding strength of movable clamps and guide rods and enough clamping force, are difficult to realize convenient detachment and installation, and only play the roles of clamping or supporting. In the fixture with the quickly replaceable clamp, both ends of a guide rod are provided with positioning grooves; a movably clamp comprises a movable seat body which is sleeved on the guide rod and a movable chuck which is connected on the movable seat body through a rotating pin; the movable chuck is provided with a lock pin; and an elastic element is connected between the movable chuck and the movable seat body, so that the lock pin is arranged in the corresponding positioning groove. Therefore, the movable clamp is conveniently detached and installed in the guide rod; through the installation of the movable clamp on both ends of the guide rod, the fixture not only plays a clamping role but also plays a supporting role; and in addition, the clamping force pushes the lock pin in the positioning groove so as to ensure the reliable integration of the movable clamp and the guide rod and enough clamping force.

Description

The anchor clamps of able to quickly change clamp

Technical field

The utility model relates to a kind of anchor clamps, and especially a kind of live splint body that makes can be fast realizes at the both ends of guide rod that the position changes, and has both had clamping action, has also had a supporting role, the anchor clamps that also have enough clamping forces.

Background technology

The existing anchor clamps that comprise retaining clip, movable clamp, guide rod, afterburning handle, for guide rod disposes locking intermediate plate and afterburning intermediate plate, make the guide rod that is located on the retaining clip move by the afterburning intermediate plate of afterburning handle drives and change clamping between retaining clip, the movable clamp apart from realizing.But the movable clamp of existing anchor clamps is fixed on the guide rod usually, and the position of movable clamp and retaining clip relation is immutable, so anchor clamps only have clamping or supporting role.In order to make anchor clamps both have clamping action, also have a supporting role, though movable clamp can be movably connected on the guide rod, but existing connected mode is difficult to the bond strength of assurance activity clamp and guide rod and has enough clamping forces, also is difficult to realize convenient dismounting.

The utility model content

The purpose of this utility model provides a kind of quick-detach soon and the anchor clamps of clamp is installed, and makes the live splint body realize the position replacing at the both ends of guide rod fast, makes anchor clamps both have clamping action, also have supporting role, also has enough clamping forces.For this reason, the utility model is by the following technical solutions:

The anchor clamps of able to quickly change clamp, comprise retaining clip, movable clamp, guide rod, afterburning handle, described guide rod is located on the described retaining clip, and grip sheet and afterburning intermediate plate for the guide rod configuration lock, it is characterized in that: the both ends of described guide rod are provided with locating slot, described movable clamp comprises that one is set in the movable pedestal on the described guide rod and is connected active chuck on the described movable pedestal by shipping and reselling on another market, described active chuck is provided with lock pin, is connected with flexible member and makes described lock pin be positioned at corresponding locating slot between described active chuck and movable pedestal.

The beneficial effects of the utility model are: by the both ends at guide rod locating slot is set, active chuck is connected on the movable pedestal and is provided with lock pin by shipping and reselling on another market, make lock pin be positioned at locating slot with flexible member, convenient dismounting and the installation of realization activity clamp on guide rod thus; Make anchor clamps both have clamping action, also have a supporting role by the both ends that movable clamp are installed in guide rod; And when clamping, clamping force forces lock pin to be positioned at locating slot, and the reliable connection of innervate clamp and guide rod also has enough clamping forces.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 grips the schematic diagram of afterburning handle when neutral for anchor clamps of the present utility model.

Fig. 3 grips the schematic diagram of afterburning handle when clamping for anchor clamps of the present utility model.

Fig. 4 is installed in movable clamp for anchor clamps of the present utility model the schematic diagram of the guide rod other end.

Number in the figure explanation: 1-fixed chuck, 2-retaining clip, 3-active chuck, the movable clamp of 4-, the 5-guide rod, the afterburning handle of 6-, 7-locks intermediate plate, the afterburning intermediate plate of 8-, the 9-lever, 10-fixed support portion, 11-reinforcing portion, 12-first fulcrum, 13-second fulcrum, 14-flexible member, 15-bearing pin, 16-first cavity, 17-first cover plate, the 18-perforation, 19-locks flexible member, 20-return flexible member, 21-second cavity, 22-second cover plate, 23A, the 23B-locating slot, the movable pedestal of 24-, 25-ships and resell on another market, 26-lock pin, 27-flexible member, 28-hole portion, the 29-press section, 30A, the 30B-alignment pin, the 31-release lever, 32-release portion, 33-ships and resell on another market, 34-minor flaps, 35-object, grip the force arm of afterburning handle during the L1-neutral, grip the resistance arm of afterburning handle during the L2-neutral, L3-grips the force arm of afterburning handle when clamping, and L4-grips the resistance arm of afterburning handle when clamping, the each distance that afterburning handle moves afterburning intermediate plate, distance that the afterburning handle of each gripping moved afterburning intermediate plate when D2-clamped of gripping during the D1-neutral.

The specific embodiment

Below in conjunction with Figure of description the utility model is described further:

As shown in Figure 1, the anchor clamps of able to quickly change clamp, comprise retaining clip 2, movable clamp 4, guide rod 5, afterburning handle 6, guide rod 5 is located on the retaining clip 2, and grip sheet 7 and afterburning intermediate plate 8 for guide rod 5 configuration lock, the both ends of guide rod 5 are provided with locating

slot

23A, 23B, movable clamp 4 comprise one be set on the guide rod 5 movable pedestal 24 and by 25 active chucks 3 that are connected on the movable pedestal 24 of shipping and reselling on another market, active chuck 3 is provided with lock pin 26, is connected with flexible member 27 and makes lock pin 26 be positioned at corresponding locating slot and whole movable clamp 4 is locked on the guide rod between active chuck 3 and movable pedestal 24.

Thus, the elastic force that overcomes flexible member 27 by rotation active chuck 3 makes lock pin 26 deviate from the locating slot of guide rod, then can take advantage of a situation whole movable clamp is unloaded and is installed in according to this mode on the end of guide rod from an end of guide rod.According to this structure, when as Figure 1-3 movable clamp 4 being installed in the left end of guide rod 5, can come grip objects with retaining clip 2, movable clamp 4, when as shown in Figure 4 movable clamp 4 being installed in the right-hand member of guide rod 5, can come supporting object with retaining clip 2, movable clamp 4.Especially, can make when clamping the elastic force direction that is subjected to 27 pairs of active chucks 3 of force direction and flexible member of active chuck consistent, then clamping force is big more, and lock pin 26 can be positioned at the locating slot of guide rod more, whole movable clamp 4 can be reliably and guide rod 5 combine.

As to further the improving and replenishing of technique scheme, the utility model also comprises following additional technological means, selects for use so that act on when implementing according to it:

Operate for the ease of dismounting, establish a hole portion 28 on the movable pedestal 24, active chuck 3 has the press section 29 that extends to hole portion 28, when desiring to pull down movable clamp 4, push the elastic force that the promptly rotatable active chuck 3 in press section 29 overcomes flexible member 27 with hand and make lock pin 26 in the locating slot of guide rod, deviate from, also can make lock pin rotate an angle and movable pedestal is enclosed within on the guide rod in lock pin is stuck in the locating slot of guide rod during installation according to this operation.Further, flexible member 27 is a tension spring, one end of this tension spring is connected on the active chuck 3, the other end of this tension spring is connected on the movable pedestal 24, and a minor flaps 34 is set on movable pedestal 24, one end of tension spring can be connected the inboard of this minor flaps 34 and be convenient to install, and under installment state, minor flaps can be hidden the end of tension spring.

Retaining clip 2 has a lever that extends to the other end of fixed chuck 19, a fixed support portion 10, afterburning handle 6 and lever 9 are corresponding and establish, has the second nearer fulcrum 13 of the afterburning portion of afterburning portion of an afterburning portion 11 that is used to push against afterburning intermediate plate 8 (the concrete axle that can be mounted on the afterburning handle), distance 11 first fulcrum 12 far away and distance 11 on the afterburning handle 6, it is corresponding and establish to be connected flexible member 14, the second fulcrum 13 and fixed support portion 10 between first fulcrum 12 and the retaining clip 2.For fear of the damaging object surface, the position of fixed chuck 1, active chuck 3 contact clamping objects can be made with elastomeric material (as rubber); For proof strength and rigidity, guide rod 5 usefulness metal materials support, and retaining clip 2, movable clamp 4, afterburning handle 6 can be made of plastic.

Because the existence of first fulcrum 12, second fulcrum 13 and the two are different with the distance of afterburning portion 11, its effect is difference also:

As shown in Figure 2, when retaining clip 2, when movable clamp 4 does not have the clamping object (neutral), hold lever 9 and afterburning handle 6, be that fulcrum moves with first fulcrum 12 then because of the afterburning handle 6 of the effect that is subjected to flexible member 14, second fulcrum 13 breaks away from fixed support portion 10, far away because of the afterburning portion of first fulcrum 12 distance 11 again, regard afterburning handle 6 as a lever this moment, the force arm L1 (distance of the grip part and first fulcrum 12) that then grips afterburning handle 6 is less with the ratio of resistance arm L2 (distance of the afterburning portion 11 and first fulcrum 12), each grip afterburning handle 6 and make afterburning intermediate plate 8 with the guide rod 5 bigger distance D 1 that moves right, reinforcing portion 11 can obtain a less thrust and guide rod by afterburning intermediate plate clamping and realize fast feed to the right, and owing to be neutral, grip also more laborsaving, the situation that this kind situation is particularly useful for user's another hand can not assist the time.

As shown in Figure 3, when retaining clip 2, movable clamp 4 clamping objects 35 and when desiring further grip objects, hold lever 9 and afterburning handle 6, then the effect because of chucking power makes flexible member 14 distortion, second fulcrum 13 is supported by fixed support portion 10, afterburning handle 6 is the fulcrum action with second fulcrum 13, regard afterburning handle 6 as a lever this moment equally, then nearer because of the afterburning portion of second fulcrum 13 distance 11, the force arm L3 (distance of the grip part and second fulcrum 12) that grips afterburning handle 6 is bigger with the ratio of resistance arm L2 (distance of the afterburning portion 11 and second fulcrum 12), each grip afterburning handle 6 afterburning intermediate plate 8 is moved right with guide rod 5 (D2＜D1), afterburning portion 11 can obtain a bigger thrust and guide rod 5 by afterburning intermediate plate 8 clampings and realize feeding at a slow speed to the right and object is clamped a less distance D 2.

When reality is used, when retaining clip 2, movable clamp 4 clamp in the process of object 25 and further clamping first fulcrum 12 and second fulcrum, 13 automatic conversion work states.

The flexible member 14 that is connected between first fulcrum 12 and the retaining clip 2 is a torque spring, and this torque spring is positioned on the retaining clip 2 by bearing pin 15, and the two ends of this torque spring are supported on respectively on first fulcrum 12 and the retaining clip 2.This structure can utilize fixed chuck 1 to settle torque spring, make compact conformation and be easy to and realize, in order to settle torque spring, first cavity 16 is set in fixed chuck 1, first fulcrum 12 and torque spring are located in this first cavity 16, with screw one first cover plate 17 are connected to cover on the fixed chuck 1 again and establish first cavity 16.

Fixed

support portion

10,13 ones at second fulcrum are circular-arc.So that second fulcrum 13 can be movable in fixed support portion 10 during as fulcrum, also be convenient to reset after second fulcrum 13 breaks away from the fixed support portion 10.

Afterburning handle 6 has a perforation 18, and guide rod 5 is located in this perforation 18; Effect has locking flexible member 19 on the locking intermediate plate 7, and effect has return flexible member 20 on the afterburning intermediate plate 8; Locking intermediate plate 7, afterburning intermediate plate 8 are enclosed within on the guide rod 5, and locking flexible member 19, return flexible member 20 are for being enclosed within the spiral spring on the guide rod 5.This structure can will be locked intermediate plate 7, afterburning intermediate plate 8, locking flexible member 19 by guide rod 5, return flexible member 20 constrains in the operating position, for the ease of assembling, second cavity 21 is set in retaining clip 2, locking intermediate plate 7, afterburning intermediate plate 8, locking flexible member 19, return flexible member 20 are located in this second cavity 21, with screw one second cover plate 22 is connected to cover on the retaining clip 2 again and establishes this second cavity 21, stretch in the fixed chuck for first fulcrum that makes afterburning handle, make this second cavity be communicated with first cavity.

The both ends of guide rod 5 are provided with alignment pin 30A, the 30B of corresponding locating slot, so that make lock pin over against locating slot to movable clamp 4 location when being installed in movable clamp 4 on the guide rod 5.

The release lever 31 that connects a corresponding lever 9 on the retaining clip 4, have the release portion 32 that is used to push against locking intermediate plate 7 on this release lever 31, only can make release portion that 32 pushing and pressing locking intermediate plates, 7 disengaging guide rods 5 are realized discharging during release by gripping lever 9 and release lever 31; Further, release lever 31 shipped and resell on another market between lever 9 and afterburning handle 6 and by one 33 to be connected on the retaining clip 2, and compact conformation, easy to operate can also make full use of leverage and reach laborsaving effect.

Among the present invention, so-called retaining clip is be in a stable position (on the object that relies on) basically and name because of gripping with hand in use, and so-called movable clamp is to name because of mobile the moving with respect to retaining clip with guide rod in use.

Claims

1. the anchor clamps of able to quickly change clamp, comprise retaining clip (2), movable clamp (4), guide rod (5), afterburning handle (6), described guide rod (5) is located on the described retaining clip (2), and grip sheet (7) and afterburning intermediate plate (8) for guide rod (5) configuration lock, it is characterized in that: the both ends of described guide rod (5) are provided with locating slot (23A, 23B), described movable clamp (4) comprises that one is set in the movable pedestal (24) on the described guide rod (5) and is connected active chuck (3) on the described movable pedestal (24) by ship and resell on another market (25), described active chuck (3) is provided with lock pin (26), is connected with flexible member (27) and makes described lock pin (26) be positioned at corresponding locating slot between described active chuck (3) and movable pedestal (24).

2. the anchor clamps of able to quickly change clamp according to claim 1 is characterized in that having a hole portion (28) on the described movable pedestal (24), and described active chuck (3) has the press section (29) that extends to described hole portion (28).

3. the anchor clamps of able to quickly change clamp according to claim 1, it is characterized in that described flexible member (27) is a tension spring, one end of this tension spring is connected on the described active chuck (3), and the other end of this tension spring is connected on the described movable pedestal (24).

4. the anchor clamps of able to quickly change clamp according to claim 3 is characterized in that a minor flaps (34) is set on the described movable pedestal (24), and the other end of described tension spring is connected the inboard of this minor flaps (34).

5. the anchor clamps of able to quickly change clamp according to claim 1 is characterized in that described locking intermediate plate (7) effect of going up has locking flexible member (19), and described afterburning intermediate plate (8) effect of going up has return flexible member (20).

6. the anchor clamps of able to quickly change clamp according to claim 5, it is characterized in that described locking intermediate plate (7), afterburning intermediate plate (8) are enclosed within on the described guide rod (5), described locking flexible member (19), return flexible member (20) are for being enclosed within the spiral spring on the described guide rod (5).