Special-shaped vertical quick clamp

Abstract

The special-shaped vertical quick clamp comprises a clamping plate, the upper surface of the clamping plate is fixedly connected with a connecting block, the inner surface of the connecting block is in threaded connection with a positioning bolt, and the upper surface of the positioning bolt is fixedly connected with a limiting shell and a rotating device. The rotating device comprises a first rotating shaft, a first connecting rod, a second rotating shaft, a pressing rod, a threaded rod, a clamp, a third rotating shaft, a second connecting rod and a fourth rotating shaft, the side surface of the first rotating shaft is rotationally connected with the first connecting rod, the inner surface of the first connecting rod is rotationally connected with the third rotating shaft, and the side surface of the third rotating shaft is rotationally connected with the second connecting rod; by means of the vertical clamping mode of the rotating device, the opening angle can be larger, the clamp is suitable for clamping and fixing various special-shaped workpieces, and the clamp has the advantages of being rapid in positioning and clamping, capable of greatly improving the working efficiency, efficient, accurate, durable, small in occupied space and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a special-shaped vertical quick clamp. Background Art

[0002] Manual clamps are mechanical devices that are operated manually to position equipment and objects. Sometimes also called quick clamps, they are usually used in welding, inspection fixtures, molds and other workstations. They are generally used for mass production and workpieces that need to be positioned and clamped. They are basically divided into: horizontal clamps, vertical clamps, push-pull door latch clamps, linear motion clamps, precision clamps, heavy-duty self-locking clamps, and extrusion clamps. The function of the clamps is to clamp and fix the parts placed on the inspection fixtures and fixtures to prevent the parts from moving freely, and to ensure that the parts are always in a reasonable position during measurement or work, thereby increasing the accuracy of part detection.

[0003] The existing clamps on the market currently require workers to hold the push handle tightly with their hands to keep the workpiece in position and clamped, and the opening angle is limited, which is not conducive to the clamping of special-shaped workpieces. They have poor universality, are inconvenient to use, and increase the labor burden of workers. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a special-shaped vertical quick clamp, which can make the opening angle larger by means of vertical clamping by a rotating device, is suitable for clamping and fixing various special-shaped workpieces, and has the characteristics of rapid positioning and clamping, which can greatly improve work efficiency, and also has the advantages of high efficiency, precision, durability, and small space occupation.

[0005] The utility model also provides a special-shaped vertical quick clamp, a clamping plate, the upper surface of the clamping plate is fixedly connected with a connecting block, the inner surface of the connecting block is threadedly connected with a positioning bolt, and the upper surface of the positioning bolt is fixedly connected with a limited space shell;

[0006] A rotating device, the rotating device includes a first rotating shaft, a first connecting rod, a second rotating shaft, a lower pressure rod, a threaded rod, a clamp, a third rotating shaft, a second connecting rod and a fourth rotating shaft, the side surface of the first rotating shaft is rotatably connected to the first connecting rod, the inner surface of the first connecting rod is rotatably connected to the third rotating shaft, the side surface of the third rotating shaft is rotatably connected to the second connecting rod, the inner surface of the second connecting rod is rotatably connected to the second rotating shaft, the side surface of the second rotating shaft is rotatably connected to the lower pressure rod, the inner surface of the lower pressure rod is threadedly connected to the threaded rod, and the lower end of the threaded rod is threadedly connected to the clamp.

[0007] According to the special-shaped vertical quick clamp, the front and rear surfaces of the connecting block are fixedly connected to the limiting shell, and the number of the positioning bolts is two and they are distributed on the left and right.

[0008] According to the special-shaped vertical quick clamp, the side surface of the first rotating shaft is rotatably connected to the limiting shell, and the first connecting rod rotates in the axial direction of the first rotating shaft.

[0009] According to the special-shaped vertical quick clamp, the inner surface of the limit shell is fixedly connected to the fourth rotating shaft, and the side surface of the fourth rotating shaft is rotatably connected to the lower pressure rod.

[0010] According to the special-shaped vertical quick clamp, the side surface of the threaded rod is threadedly connected with a large nut, and the number of the large nuts is two and they are distributed up and down, so as to facilitate the disassembly of the clamp.

[0011] According to the special-shaped vertical quick clamp, a handle is fixedly connected to the left surface of the first connecting rod, and a sponge is provided on the outer surface of the handle to provide a certain degree of comfort for the user when pressing.

[0012] According to the special-shaped vertical quick clamp, a rotation groove is provided inside the lower pressure rod, which is rotatably connected to the second rotation shaft so that the lower pressure rod can rotate around the fourth rotation shaft under the pulling force of the second rotation shaft.

[0013] According to the special-shaped vertical quick clamp, a limiting groove is provided inside the lower pressure rod for passing the fourth rotating shaft so that the lower pressure rod rotates in the axial direction of the limiting groove.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a schematic diagram of the overall structure of a special-shaped vertical quick clamp of the utility model;

[0017] Figure 2 It is a partial structural schematic diagram of a special-shaped vertical quick clamp of the utility model;

[0018] Figure 3 This is a schematic diagram of the clamp structure of a special-shaped vertical quick clamp of the utility model;

[0019] Figure 4 for Figure 2 A schematic diagram of the enlarged structure in the middle.

[0020] Legend:

[0021] 1. Clamp; 2. Connecting block; 3. Positioning bolt; 4. Limiting shell; 5. First rotating shaft; 6. First connecting rod; 7. Second rotating shaft; 8. Pressing rod; 9. Threaded rod; 10. Large nut; 11. Clamp; 12. Third rotating shaft; 13. Second connecting rod; 14. Fourth rotating shaft; 15. Handle; 16. Sponge outer package; 17. Rotating groove; 18. Limiting groove. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is a special-shaped vertical quick clamp, which includes a clamp plate 1, the upper surface of the clamp plate 1 is fixedly connected with a connecting block 2, the inner surface of the connecting block 2 is threadedly connected with a positioning bolt 3, the upper surface of the positioning bolt 3 is fixedly connected with a limiting shell 4, the front and rear surfaces of the connecting block 2 are fixedly connected to the limiting shell 4, and the number of the positioning bolts 3 is two and they are distributed on the left and right.

[0024] The rotating device includes a first rotating shaft 5, a first connecting rod 6, a second rotating shaft 7, a lower pressure rod 8, a threaded rod 9, a clamp 11, a third rotating shaft 12, a second connecting rod 13 and a fourth rotating shaft 14. The side surface of the first rotating shaft 5 is rotatably connected to the first connecting rod 6, the inner surface of the first connecting rod 6 is rotatably connected to the third rotating shaft 12, the side surface of the third rotating shaft 12 is rotatably connected to the second connecting rod 13, the inner surface of the second connecting rod 13 is rotatably connected to the second rotating shaft 7, the side surface of the second rotating shaft 7 is rotatably connected to the lower pressure rod 8, the inner surface of the lower pressure rod 8 is threadedly connected to the threaded rod 9, and the lower surface of the threaded rod 9 is rotatably connected to the lower pressure rod 8. The end is threadedly connected to the clamp 11, the side surface of the first rotating shaft 5 is rotatably connected to the limit shell 4, the first connecting rod 6 rotates in the axial direction of the first rotating shaft 5, the inner surface of the limit shell 4 is fixedly connected to the fourth rotating shaft 14, the side surface of the fourth rotating shaft 14 is rotatably connected to the lower pressure rod 8, and the side surface of the threaded rod 9 is threadedly connected with a large nut 10. There are two large nuts 10 and they are distributed up and down. The left surface of the first connecting rod 6 is fixedly connected with a handle 15, and the outer surface of the handle 15 is provided with a sponge outer bag 16. The interior of the lower pressure rod 8 is provided with a rotation groove 17, and the interior of the lower pressure rod 8 is provided with a limit groove 18.

[0025] Working principle: pull the sponge outer package 16 upward, the pressure rod 8 rotates around the axis of the first rotating shaft 5, and at the same time the third rotating shaft 12 pulls the second connecting rod 13, the second connecting rod 13 pulls the second rotating shaft 7, and the pressure rod 8 rotates around the axis of the fourth rotating shaft 14 under the action of the second rotating shaft 7, so as to open the clamp 11, and after placing the object to be clamped on the upper surface of the splint 1, press the sponge outer package 16 downward to make the pressure rod 8 rotate the clamp 11 again with the fourth rotating shaft 14 as the axis, and finally clamp the object between the clamp 11 and the splint 1, which can make the opening angle larger, suitable for clamping and fixing various special-shaped workpieces, and has the characteristics of fast positioning and clamping, which can greatly improve work efficiency, and also has the advantages of high efficiency, precision, durability, and small space occupation.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A special-shaped vertical quick clamp, characterized in that: include: A clamping plate (1), the upper surface of the clamping plate (1) is fixedly connected to a connecting block (2), the inner surface of the connecting block (2) is threadedly connected to a positioning bolt (3), and the upper surface of the positioning bolt (3) is fixedly connected to a limiting shell (4); A rotating device, the rotating device comprises a first rotating shaft (5), a first connecting rod (6), a second rotating shaft (7), a lower pressure rod (8), a threaded rod (9), a clamp (11), a third rotating shaft (12), a second connecting rod (13) and a fourth rotating shaft (14), the side surface of the first rotating shaft (5) is rotationally connected to the first connecting rod (6), the inner surface of the first connecting rod (6) is rotationally connected to the third rotating shaft (12), the side surface of the third rotating shaft (12) is rotationally connected to the second connecting rod (13), the inner surface of the second connecting rod (13) is rotationally connected to the second rotating shaft (7), the side surface of the second rotating shaft (7) is rotationally connected to the lower pressure rod (8), the inner surface of the lower pressure rod (8) is threadedly connected to the threaded rod (9), and the lower end of the threaded rod (9) is threadedly connected to the clamp (11).

2. A special-shaped vertical quick clamp according to claim 1, characterized in that: The front and rear surfaces of the connection block (2) are both fixedly connected to the limiting shell (4), and the number of the positioning bolts (3) is two and they are distributed on the left and right.

3. A special-shaped vertical quick clamp according to claim 1, characterized in that: The side surface of the first rotating shaft (5) is rotatably connected to the limiting shell (4), and the first connecting rod (6) rotates in the axial direction of the first rotating shaft (5).

4. The special-shaped vertical quick clamp according to claim 1, characterized in that: The inner surface of the limiting shell (4) is fixedly connected to the fourth rotating shaft (14), and the side surface of the fourth rotating shaft (14) is rotatably connected to the lower pressing rod (8).

5. The special-shaped vertical quick clamp according to claim 1, characterized in that: The side surface of the threaded rod (9) is threadedly connected with a large nut (10), and the number of the large nuts (10) is two and they are distributed up and down.

6. The special-shaped vertical quick clamp according to claim 1, characterized in that: A handle (15) is fixedly connected to the left surface of the first connecting rod (6), and a sponge bag (16) is provided on the outer surface of the handle (15).

7. The special-shaped vertical quick clamp according to claim 1, characterized in that: A rotation groove (17) is arranged inside the lower pressing rod (8).

8. The special-shaped vertical quick clamp according to claim 1, characterized in that: A limiting groove (18) is arranged inside the lower pressing rod (8).

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