CN112091841A - A clamping tool for machining precision parts - Google Patents

Abstract

The invention provides a clamping tool for machining precision parts, and relates to the field of clamping tool. The clamping tool for machining precision parts includes a tool base, a cavity is opened inside the tool base, a screw is rotatably connected to the inside of the cavity through a bearing, and a moving block is threadedly connected to the outer surface of the screw , a connecting rod is fixedly connected to the upper surface of the moving block and close to both sides, the top of the connecting rod penetrates the tooling base and is fixedly connected to a support plate, and the upper surface of the support plate is fixedly connected to the edge near the edge. A tooling top plate is fixedly connected to the top of the side plate. Through the design of the adjustment structure of the clamping tooling, the adjustment tooling can be clamped at one time, so as to realize the purpose of multi-faceted processing of parts, save the time wasted by operators for repeatedly clamping parts, and is conducive to reducing the labor intensity of workers , to speed up the work process.

Description

A clamping tool for machining precision parts

technical field

The invention relates to the technical field of clamping tooling, in particular to a clamping tooling for machining precision parts.

Background technique

Mechanical engineering is based on the relevant natural science and technical science as the theoretical basis, combined with the technical experience accumulated in the production practice, to study and solve the theoretical and practical problems in the development, design, manufacture, installation, operation and repair of various machinery. In applied disciplines, machines are simple devices that can transmit energy and force from one place to another. It can change the shape and structure of objects to create new objects. In life, we are surrounded by countless different kinds of machinery working for us.

When machining parts in mechanical engineering, it is necessary to use clamping tooling. The clamping tooling is to fix the parts to facilitate the machining operation of the parts. However, the clamping tooling used in the past is inconvenient. Therefore, the operator needs to repeatedly disassemble and assemble the parts to replace the processing surface, which greatly increases the labor intensity of the workers, and is prone to fatigue, which is inconvenient to carry out the work.

SUMMARY OF THE INVENTION

(1) Technical problems solved

In view of the deficiencies of the prior art, the present invention provides a clamping tool for machining precision parts, which solves the disadvantage of inconvenient adjustment of the clamping tool currently used. This replacement of the processing surface greatly increases the labor intensity of the workers, and is prone to fatigue problems.

(2) Technical solutions

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a clamping tool for machining precision parts, including a tool base, the inside of the tool base is provided with a cavity, and the inside of the cavity rotates through a bearing A screw is connected, a moving block is threadedly connected to the outer surface of the screw, a connecting rod is fixedly connected to the upper surface of the moving block and close to both sides, and the top of the connecting rod penetrates the tool base and is fixedly connected with a support plate, A side plate is fixedly connected to the upper surface of the support plate and close to the edge, the top of the side plate is fixedly connected to a tooling top plate, the surface of the tooling top plate is provided with a through hole, and the inside of the tooling top plate is located in the through hole. There are installation grooves on both sides, the inside of the installation groove is rotatably connected with a rotating rod through a bearing, the outer surface of the rotating rod is fixedly connected with a first gear, and the end of the rotating rod away from the first gear is fixedly connected with a rotating rod. Mounting plate, the side wall of the mounting plate is fixedly connected with a first cylinder, the movable end of the first cylinder is fixedly connected with a first movable rod, and the upper surface of the support plate and located inside the side plate is fixedly connected with a first cylinder. Two cylinders, a second movable rod is fixedly connected to the movable end of the second cylinder, a transmission motor is fixedly connected to the side wall of the side plate, and a rotating shaft is fixedly connected to the output end of the transmission motor, and the rotating shaft is far away from the transmission One end of the motor penetrates the side plate and is fixedly connected with a second gear.

Preferably, the end of the screw rod away from the bearing penetrates the tooling base and is fixedly connected with a rotating wheel, the surface of the rotating wheel is fixedly connected with a rotating handle near the edge, and the surface of the rotating handle is provided with anti-slip texture.

Preferably, the upper surface of the tooling base is provided with a chute, the sliding slot corresponds to the position of the connecting rod, and a scale mark is provided on the upper surface of the tooling base and on one side of the chute.

Preferably, the positions of the first gear and the second gear correspond to each other, and the first gear is meshed with the second gear.

Preferably, a fixing plate is fixedly connected to one end of the first movable rod away from the first cylinder, and the surface of the fixing plate is smoothed.

Preferably, a guide rod is fixedly connected inside the cavity and located on one side of the screw rod, and the guide rod penetrates through the moving block.

Preferably, a positioning plate is fixedly connected to the top of the second movable rod, and the positioning plate corresponds to the position of the through hole.

Preferably, the number of the first cylinders is multiple, and the positions of the first cylinders are located at two ends of the mounting plate respectively.

Working principle: when in use, firstly start the second air cylinder 20, the second air cylinder 20 raises the positioning plate 22 through the second movable rod 21, and after it is raised to the specified height, the parts to be processed are placed on the positioning plate from the through hole 9. 22, and then start the first air cylinder 14, the first air cylinder 14 moves the fixed plate 16 through the first movable rod 15, and the fixed plates 16 on both sides are close to each other, thereby realizing the clamping of the parts, and the parts can be Machining is performed, and when the processing surface of the part needs to be adjusted, the second cylinder 20 is first controlled to lower the positioning plate 22, and then the transmission motors 17 on both sides are activated. The second gear 19 is meshed with the first gear 12 to make the rotating rod 11 rotate, and the rotation of the rotating rod 11 drives the mounting plate 13 to rotate, and then makes the components rotate under the action of the clamping force between the fixed plates 16 . That is, the adjustment of the processing surface of the parts is realized. During the processing, the hand lever 24 is rotated to make the screw 3 rotate, and then the screw 3 is threaded with the moving block 4 to make the moving block 4 move along the guide rod 25. , and then adjust the front and rear processing positions of the parts, and through the expansion and contraction of the first cylinders 14 on both sides of the parts, the left and right processing positions of the parts can be controlled.

(3) Beneficial effects

The invention provides a clamping tool for machining precision parts. Has the following beneficial effects:

1. Through the design of the adjustment structure of the clamping tooling, the adjustment tooling can be clamped at one time to achieve the purpose of multi-faceted processing of parts, which saves the time wasted by operators when repeatedly clamping parts, and is conducive to reducing the labor cost of workers. Labor intensity, speed up the work process.

2. Through the design of the scale mark, the tooling can more intuitively observe the distance adjusted by the tooling when adjusting the parts, and has the excellent characteristics of simple and convenient operation during adjustment.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the top view of the internal structure of the tooling top plate of the present invention;

3 is a top view of the overall structure of the present invention;

4 is a top view of the internal structure of the tooling base plate of the present invention;

FIG. 5 is a top view of the overall structure of the tooling base plate of the present invention.

Among them, 1. Tooling base; 2. Cavity; 3. Screw; 4. Movement block; 5. Connecting rod; 6. Support plate; 7. Side plate; 8. Tooling top plate; 9. Through hole; 10. Installation slot ; 11, rotating rod; 12, first gear; 13, mounting plate; 14, first cylinder; 15, first movable rod; 16, fixed plate; 17, transmission motor; 18, rotating shaft; 19, second gear; 20, the second cylinder; 21, the second movable rod; 22, the positioning plate; 23, the rotating wheel; 24, the rotating hand lever; 25, the guide rod; 26, the chute;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example:

As shown in Figures 1-5, an embodiment of the present invention provides a clamping tool for machining precision parts, including a tool base 1, a cavity 2 is opened inside the tool base 1, and the interior of the cavity 2 is rotatably connected by a bearing There is a screw 3, which is used to adjust the front and rear movement of the moving block 4, thereby realizing the adjustment of the front and rear positions of the tooling. The outer surface of the screw 3 is threadedly connected with a moving block 4, and the upper surface of the moving block 4 is fixedly connected to both sides. Connecting rods 5. The top of the connecting rod 5 penetrates the tooling base 1 and is fixedly connected with a support plate 6. The upper surface of the support plate 6 is fixedly connected with a side plate 7 near the edge, and the top of the side plate 7 is fixedly connected with a tooling top plate 8. The tooling top plate The surface of 8 is provided with through holes 9 to facilitate the placement of components, the interior of the tooling top plate 8 and on both sides of the through holes 9 are provided with installation grooves 10, and the interior of the installation groove 10 is rotatably connected with a rotating rod 11 through a bearing, The outer surface of the rotating rod 11 is fixedly connected with the first gear 12 , the end of the rotating rod 11 away from the first gear 12 is fixedly connected with the mounting plate 13 , and the side wall of the mounting plate 13 is fixedly connected with the first cylinder 14 , which provides the fixing plate 16 . Clamping force, the movable end of the first cylinder 14 is fixedly connected with the first movable rod 15, the upper surface of the support plate 6 and inside the side plate 7 is fixedly connected with the second cylinder 20, and the movable end of the second cylinder 20 is fixedly connected There is a second movable rod 21, and the side wall of the side plate 7 is fixedly connected with a transmission motor 17 to provide the purpose of adjusting the processing surface when the parts are processed. The output end of the transmission motor 17 is fixedly connected with a rotating shaft 18, and the rotating shaft 18 is away from the transmission motor. One end of the 17 penetrates the side plate 7 and is fixedly connected with a second gear 19 .

The end of the screw rod 3 away from the bearing penetrates the tooling base 1 and is fixedly connected with a rotating wheel 23. The surface of the rotating wheel 23 and close to the edge is fixedly connected with a rotating handle bar 24, which is convenient to control the rotation of the screw rod 3, so as to realize the control of the moving block 4 , the surface of the rotating handle 24 is provided with anti-skid texture, which has a certain anti-skid effect.

The upper surface of the tooling base 1 is provided with a chute 26, and the sliding slot 26 corresponds to the position of the connecting rod 5. The upper surface of the tooling base 1 and one side of the sliding groove 26 is provided with a scale mark 27, which is convenient for the movement of the connecting rod 5. At the same time, the distance adjusted to the tooling can be observed.

The positions of the first gear 12 and the second gear 19 correspond to each other. The first gear 12 is meshed with the second gear 19 to facilitate the transmission of kinetic energy, and the rotating rod 11 is controlled to rotate, so as to realize the face changing process of the parts.

The end of the first movable rod 15 away from the first cylinder 14 is fixedly connected with a fixing plate 16 , and the surface of the fixing plate 16 is smoothed and polished to facilitate clamping and fixing the parts and avoid damage to the surfaces of the parts.

A guide rod 25 is fixedly connected to the inside of the cavity 2 and located on one side of the screw 3 . The guide rod 25 penetrates the moving block 4 , has a limiting effect on the moving block 4 , and facilitates the movement of the moving block 4 .

A positioning plate 22 is fixedly connected to the top of the second movable rod 21 , and the positioning plate 22 corresponds to the position of the through hole 9 , which is convenient for supporting and positioning the components when clamping.

The number of the first air cylinders 14 is multiple, and the positions of the first air cylinders 14 are located at two ends of the mounting plate 13 respectively, so as to ensure the clamping stability of the parts processing, thus facilitating the later processing.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A clamping tooling for machining precision parts, comprising a tooling base (1), characterized in that: a cavity (2) is provided inside the tooling base (1), and a cavity (2) is provided inside the tooling base (1). A screw (3) is rotatably connected inside through a bearing, a moving block (4) is threadedly connected to the outer surface of the screw (3), and a connecting rod ( 5), the top of the connecting rod (5) penetrates the tooling base (1) and is fixedly connected with a support plate (6), and the upper surface of the support plate (6) is fixedly connected with a side plate (7) near the edge , the top of the side plate (7) is fixedly connected with a tooling top plate (8), the surface of the tooling top plate (8) is provided with a through hole (9), the inside of the tooling top plate (8) is located in the through hole ( 9) Both sides are provided with installation grooves (10), the interior of the installation groove (10) is rotatably connected with a rotating rod (11) through a bearing, and the outer surface of the rotating rod (11) is fixedly connected with a first gear (12), the end of the rotating rod (11) away from the first gear (12) is fixedly connected with a mounting plate (13), and the side wall of the mounting plate (13) is fixedly connected with the first cylinder (14), so A first movable rod (15) is fixedly connected to the movable end of the first cylinder (14), and a second cylinder (20) is fixedly connected to the upper surface of the support plate (6) and located inside the side plate (7), A second movable rod (21) is fixedly connected to the movable end of the second cylinder (20), and a transmission motor (17) is fixedly connected to the side wall of the side plate (7). The output end is fixedly connected with a rotating shaft (18), and one end of the rotating shaft (18) away from the transmission motor (17) penetrates the side plate (7) and is fixedly connected with a second gear (19). 2. A clamping tool for machining precision parts according to claim 1, characterized in that: one end of the screw (3) away from the bearing penetrates the tool base (1) and is fixedly connected with a rotating wheel (23) , a rotating handle (24) is fixedly connected to the surface of the rotating wheel (23) and close to the edge, and the surface of the rotating handle (24) is provided with an anti-slip texture. 3. A clamping tool for machining precision parts according to claim 1, characterized in that: the upper surface of the tool base (1) is provided with a chute (26), and the chute (26) Corresponding to the position of the connecting rod (5), a scale mark (27) is provided on the upper surface of the tooling base (1) and on one side of the chute (26). 4. A clamping tool for machining precision parts according to claim 1, characterized in that: the positions of the first gear (12) and the second gear (19) correspond to the positions of the first gear (19). (12) meshes with the second gear (19). 5. A clamping tool for machining precision parts according to claim 1, characterized in that: one end of the first movable rod (15) away from the first cylinder (14) is fixedly connected with a fixing plate (16). ), the surface of the fixing plate (16) is smoothed and polished. 6. A clamping tool for machining precision parts according to claim 1, characterized in that: a guide rod (25) is fixedly connected inside the cavity (2) and located on one side of the screw (3). ), the guide rod (25) runs through the moving block (4). 7. A clamping tool for machining precision parts according to claim 1, characterized in that: a positioning plate (22) is fixedly connected to the top of the second movable rod (21), and the positioning plate ( 22) Corresponding to the position of the through hole (9). 8. A clamping tool for machining precision parts according to claim 1, characterized in that: the number of the first air cylinders (14) is plural, and the positions of the first air cylinders (14) are respectively located at at both ends of the mounting plate (13).

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