CN217166774U

CN217166774U - Quick clamping device

Info

Publication number: CN217166774U
Application number: CN202220612922.8U
Authority: CN
Inventors: 王骥; 黎国兵
Original assignee: JIFA GROUP CO Ltd
Current assignee: JIFA GROUP CO Ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-08-12
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses a quick binding clasp belongs to anchor clamps technical field, including the connecting rod, the one end of connecting rod is equipped with the dead lever, and the other end of connecting rod is equipped with the lead screw, and the lower extreme of lead screw is equipped with the pressure disk, and the connecting rod is equipped with the through-hole with the junction of lead screw, and the inside of connecting rod is equipped with the lock nut corresponding with the lead screw, is equipped with the screw thread that meshes mutually with the lead screw on the lock nut, and one side that the lead screw was kept away from to the lock nut is equipped with the spring, and lock nut's opposite side is equipped with the button, button and connecting rod sliding connection. The locking nut and the button of the utility model are horizontally arranged in the connecting rod, and move horizontally in the connecting rod, compared with the clamping device in the prior art, the moving stroke is shorter, so that the operation is more convenient; the utility model discloses simple structure to effectual manufacturing cost that has reduced, operation convenience more, and the fault rate in the use is low.

Description

Quick clamping device

Technical Field

The utility model belongs to the technical field of anchor clamps, concretely relates to quick binding clasp.

Background

At present, a workpiece is generally clamped by a pressure plate when the workpiece is cut by a miter saw, a table saw and the like. For example, a conventional miter saw is provided with a worktable and a fence for supporting and fixing a workpiece during cutting, and a pressing plate is generally used for clamping the workpiece to perform cutting in order to ensure the stability of the fixed workpiece and improve the safety of cutting. A conventional pressure plate screw rod is in threaded connection with a connecting rod support, the screw rod can clamp a workpiece after a dry ring is screwed on a connecting rod, and on the contrary, when the workpiece with higher height is clamped by loosening the workpiece, the screw rod can perform clamping operation after the dry ring is reversely screwed. Such a structure may present some technical problems: for example, the clamping speed is slow; it is time-consuming and labor-consuming.

The Chinese patent application No. 201520705302.9 discloses a rapid clamping device, which comprises a pressing plate, wherein the pressing plate is connected with a screw rod, a connecting rod is arranged on the screw rod, one side of the connecting rod is connected with a fixed rod, a through hole is formed at the joint of the connecting rod and the screw rod, a locking block is arranged at the joint of the screw rod and the connecting rod, a thread matched with the screw rod is arranged on the locking block, a spring is arranged at one end of the locking block, a locking block boss is arranged on the locking block, a cover plate notch is arranged at the cover plate, the locking block boss penetrates through the cover plate notch, and a pushing hand is fixed on the locking block boss by a screw; the locking piece is provided with a plurality of locking piece bulges, and the locking piece bulges are positioned in the connecting rod groove. The utility model has the characteristics of simple structure, cost are cheap, low in production cost, fast, the degree of clamp is high and labour saving and time saving etc.

Although the clamping speed is fast and time and labor are saved in the above-mentioned patent publication, the movement of the locking block is obliquely moved, the locking block with a larger stroke needs to be moved to separate or engage with the screw rod, the problem of inconvenient operation exists, the structure is complex, the number of accessories is large, the production cost is high, and the situation of blocking is easy to occur in the using process.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a quick binding clasp has simple structure, low in production cost and operate more convenient characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick clamp, includes the connecting rod, and the one end of connecting rod is equipped with the dead lever, and the other end of connecting rod is equipped with the lead screw, and the lower extreme of lead screw is equipped with the pressure disk, and the connecting rod is equipped with the through-hole with the junction of lead screw, and the inside of connecting rod is equipped with the lock nut corresponding with the lead screw, is equipped with the screw thread with lead screw engaged with on the lock nut, and one side that the lead screw was kept away from to lock nut is equipped with the spring, and lock nut's opposite side is equipped with the button, button and connecting rod sliding connection.

In order to be used for holding lock nut and button, and be convenient for the assembly of lock nut and button, further, the inside of connecting rod is equipped with the holding tank, and the below of holding tank is equipped with the apron.

In order to make the end of the button protrude to the outside of the link, further, the end of the link is provided with an opening corresponding to the button.

In order to make the button slide in the connecting rod, a sliding groove is further arranged in the accommodating groove.

In order to limit the displacement of the button and avoid the button from popping out of the connecting rod, furthermore, the two sides of the button are provided with limit bulges corresponding to the sliding grooves.

In order to operate the screw rod conveniently, the upper end of the screw rod is further provided with a knob.

In order to facilitate the connection of the connecting rod and the fixing rod and conveniently adjust the height of the connecting rod, further, the connecting rod is connected with the fixing rod through a locking bolt.

In order to facilitate the connection of the pressure plate and the screw rod, the pressure plate is further connected with the screw rod through a screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when a workpiece needs to be clamped, an operator only needs to press the button, the locking nut is pushed to move leftwards through the button, the locking nut is separated from the lead screw, so that the lead screw can be moved downwards quickly, the pressure plate is pressed on the workpiece, then the button is loosened, the locking nut is reset under the action of the spring, is meshed with the lead screw, and then the lead screw is screwed down through the knob, so that the workpiece can be locked quickly;

2. the locking nut and the button of the utility model are horizontally arranged in the connecting rod, and move horizontally in the connecting rod, compared with the clamping device in the prior art, the moving stroke is shorter, so that the operation is more convenient;

3. the connecting rod of the utility model is internally provided with a holding tank, a cover plate is arranged below the holding tank, the holding tank is used for holding the locking nut and the button, and the cover plate is convenient for assembling the locking nut and the button;

4. the utility model discloses simple structure to effectual manufacturing cost that has reduced, operation convenience more, and the fault rate in the use is low.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an exploded view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along the line A-A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the structure of the utility model in use;

in the figure: 1. fixing the rod; 2. a connecting rod; 21. accommodating grooves; 22. a through hole; 23. a chute; 3. locking the nut; 4. a button; 41. a limiting bulge; 5. a cover plate; 6. a knob; 7. a platen; 8. a screw rod; 9. a spring; 10. locking the bolt; 11. a workpiece; 12. a work table; 13. and (4) leaning on the grid.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a quick binding clasp, including connecting rod 2, the one end of connecting rod 2 is equipped with dead lever 1, the other end of connecting rod 2 is equipped with lead screw 8, the lower extreme of lead screw 8 is equipped with pressure disk 7, connecting rod 2 is equipped with through-hole 22 with the junction of lead screw 8, the inside of connecting rod 2 is equipped with and 8 corresponding lock nut 3 of lead screw, lock nut 3 is last to be equipped with the screw thread with 8 engaged with of lead screw, one side that lock nut 3 kept away from lead screw 8 is equipped with spring 9, lock nut 3's opposite side is equipped with button 4,

button

4 and 2 sliding connection of connecting rod.

By adopting the technical scheme, when a workpiece 11 needs to be clamped, an operator only needs to press the button 4, the button 4 pushes the locking nut 3 to move leftwards, so that the locking nut 3 is separated from the screw rod 8, the screw rod 8 can be rapidly moved downwards, the pressure plate 7 is pressed on the workpiece 11, then the button 4 is loosened, the locking nut 3 is reset under the action of the spring 9 and is meshed with the screw rod 8, and the screw rod 8 is screwed through the knob 6, so that the workpiece 11 can be rapidly locked; when the workpiece 11 needs to be taken down, the screw rod 8 can be quickly lifted upwards to separate the pressure plate 7 from the workpiece 11 only by pressing the button 4, so that the workpiece 11 is quickly taken down.

Specifically, the inside of connecting rod 2 is equipped with holding tank 21, and the below of holding tank 21 is equipped with apron 5.

Through adopting above-mentioned technical scheme for hold lock nut 3 and button 4, and be convenient for lock nut 3 and button 4's assembly.

Specifically, the end of the link 2 is provided with an opening corresponding to the button 4.

By adopting the technical scheme, the end part of the button 4 can extend out of the outer side of the connecting rod 2.

Specifically, the inside of the accommodating groove 21 is provided with a sliding groove 23.

By adopting the technical scheme, the button 4 can slide in the connecting rod 2.

Specifically, two sides of the button 4 are provided with limiting protrusions 41 corresponding to the sliding grooves 23.

Through adopting above-mentioned technical scheme, carry on spacingly to the displacement of button 4, avoid button 4 to pop out connecting rod 2.

Specifically, the pressure plate 7 is connected with the screw rod 8 through a screw.

Through adopting above-mentioned technical scheme, be convenient for pressure disk 7 and lead screw 8 be connected.

Example 2

The present embodiment is different from embodiment 1 in that: specifically, the upper end of the screw rod 8 is provided with a knob 6.

Through adopting above-mentioned technical scheme, be convenient for operate lead screw 8.

Example 3

The present embodiment is different from embodiment 1 in that: specifically, the connecting rod 2 is connected with the fixing rod 1 through a locking bolt 10.

Through adopting above-mentioned technical scheme, be convenient for be connected of connecting rod 2 and dead lever 1, and the convenience is adjusted the height of connecting rod 2.

To sum up, when the workpiece 11 needs to be clamped, the operator only needs to press the button 4, the locking nut 3 is pushed to move leftwards through the button 4, the locking nut 3 is separated from the lead screw 8, the lead screw 8 can be moved downwards quickly, the pressure plate 7 is pressed on the workpiece 11, then the button 4 is loosened, the locking nut 3 is reset under the action of the spring 9 and is meshed with the lead screw 8, and the lead screw 8 is screwed through the knob 6 to quickly lock the workpiece 11; the locking nut 3 and the button 4 of the utility model are horizontally arranged in the connecting rod 2, and move horizontally in the connecting rod 2, compared with the clamping device in the prior art, the moving stroke is shorter, so that the operation is more convenient; the inside of the connecting rod 2 of the utility model is provided with the holding tank 21, the cover plate 5 is arranged below the holding tank 21, the holding tank 21 is used for holding the locking nut 3 and the button 4, and the cover plate 5 is arranged to facilitate the assembly of the locking nut 3 and the button 4; the utility model discloses simple structure to effectual manufacturing cost that has reduced, operation convenience more, and the fault rate in the use is low.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick binding clasp which includes the connecting rod which characterized in that: one end of the connecting rod is provided with a fixing rod, the other end of the connecting rod is provided with a lead screw, the lower end of the lead screw is provided with a pressure plate, a through hole is formed in the joint of the connecting rod and the lead screw, a locking nut corresponding to the lead screw is arranged inside the connecting rod, threads meshed with the lead screw are arranged on the locking nut, a spring is arranged on one side, away from the lead screw, of the locking nut, a button is arranged on the other side of the locking nut, and the button is in sliding connection with the connecting rod.

2. The quick clamp of claim 1, wherein: the inside of connecting rod is equipped with the holding tank, and the below of holding tank is equipped with the apron.

3. The quick clamp of claim 1, wherein: the end of the connecting rod is provided with an opening corresponding to the button.

4. A quick clamp as claimed in claim 2, wherein: the inside of holding tank is equipped with the spout.

5. The quick clamp of claim 4, wherein: and limiting bulges corresponding to the sliding grooves are arranged on two sides of the button.

6. The quick clamp of claim 1, wherein: and a knob is arranged at the upper end of the screw rod.

7. The quick clamp of claim 1, wherein: the connecting rod is connected with the fixed rod through a locking bolt.

8. The quick clamp of claim 1, wherein: the pressure plate is connected with the screw rod through a screw.