CN209613798U - In the milling train of surfaces of metallic strip rolling indentation - Google Patents

Abstract

In the milling train of surfaces of metallic strip rolling indentation, it include: body, the second roller being rotatably arranged on body, the first bearing seat being slidably disposed on body, the mold roller for installation mold being rotatably arranged in first bearing seat, the axial line of the mold roller is parallel with the axial line of second roller, the glide direction of the first bearing seat is the direction that the axial line of the mold roller is close with the axial line of second roller, the first skewback has been fixedly disposed in the first bearing seat, glide direction is slidably provided on the body perpendicular to the second skewback of the glide direction of the first bearing seat, the contact surface of first skewback and second skewback is the inclined-plane of one with the axis parallel of the mold roller, the extending direction on the inclined-plane intersects simultaneously with the glide direction of the first bearing seat An acute angle is formed, is precisely controlled as displacement conducting surface into the roller gap between quasi- control mold roller and the second roller by the inclined-plane.

Description

Rolling mill for rolling tooth marks on the surface of a metal strip

technical field

The utility model relates to a special machine for rolling tooth marks on the surface of metal strips.

Background technique

In the processing of internally threaded pipes and high-efficiency pipes, when the raw material is copper, the ball spinning method is often used for production. When the raw material is titanium or stainless steel and other metals with high hardness, the ball spinning method is inefficient.

In the process of realizing the utility model, it is found that at least the following problems exist in the prior art:

Existing tooth mark pressing machines mostly use the metal belt to pass through the roll gap between the mold roll and the power roll, and the pressure is provided by manually rotating the screw to reduce the roll gap until the mold roll presses the tooth marks on the surface of the metal belt. The raw material is titanium or stainless steel. When other metals with high hardness are used, the pressure provided by the manual rotating screw is too small and the stability is poor, so that the consistency of the rolled tooth marks is poor and cannot meet the design requirements.

Utility model content

The purpose of the utility model is to overcome the shortcomings of the prior art and provide a special machine capable of rolling tooth marks on the surface of a metal strip with high hardness.

In order to achieve the purpose of the above-mentioned utility model, the technical solution adopted by the utility model is that the rolling mill for rolling tooth marks on the surface of the metal strip includes:

body;

a second roller, the second roller is rotatably arranged on the body;

a first bearing seat, the first bearing seat is slidably arranged on the body;

The mold roll for installing the mold, the mold roll is rotatably arranged on the first bearing seat, the axis line of the mold roll is parallel to the axis line of the second roll, and the first The sliding direction of the bearing seat is the direction in which the axis line of the mold roll is close to the axis line of the second roll;

The first slanting block is fixedly arranged on the first bearing seat, and the first slanting block has a first slope parallel to the axis line of the mold roller, and the extension direction of the first slope is in line with the The sliding direction of the first bearing seat intersects and forms an acute angle, and the body is slidably provided with a second slanting block, the sliding direction of the second slanting block is perpendicular to the sliding direction of the first bearing seat, so The second inclined block has a second inclined surface parallel to the first inclined surface, and the body is provided with a driving device for driving the second inclined block to slide.

Preferably, there are two first bearing seats, and a balance shaft connecting the two first bearing seats into a rigid whole is arranged between the two first bearing seats.

Preferably, a bearing seat guide rod is connected to the first bearing seat, and the bearing seat guide rod is slidably arranged with the body, and a spring is sleeved on the bearing seat guide rod, and the spring has the function of making the The tendency of the axis of the die roll to move away from the axis of the second roll.

Further preferably, there are multiple bearing seat guide rods.

Preferably, the first slope is in contact with the second slope.

Preferably, the driving device is composed of a rotating part and a fixed part, the rotating part is rotatably arranged on the body, the fixing part and the rotating part are connected in a threaded manner, and the fixing part is fixed on the second ramp.

Further preferably, the rotating part is a screw/nut, the fixed part is a nut/screw, and the nut is sleeved on the screw.

Further preferably, a dial is provided on the driving device, and the dial is connected to the rotating part.

Preferably, several first guide rollers are rotatably arranged on the body, and the axes of the first guide rollers are parallel to the axes of the second rollers.

Preferably, several second guide rollers are rotatably arranged on the body, and the axis lines of the second guide rollers are perpendicular to the axis lines of the second rollers.

Due to the application of the above-mentioned technical solutions, the utility model has the following advantages compared with the prior art:

1. By setting parallel slopes on the second slanting block and the first slanting block, when using the second slanting block to slide and adjust the sliding of the first bearing housing, the mold roll and Precise control of the distance between the second rollers;

2. Use the driving device to drive the second slanting block to slide, so that the force transmitted to the first bearing seat through the second slanting block is larger and more stable, so that the mold roller and the second roller It can press the tooth marks with good consistency on the metal strip material with high hardness.

Description of drawings

Fig. 1 is the front view of the utility model.

Fig. 2 is a left side view of the mold roller of the present invention when it is far away from the second roller.

Fig. 3 is the left side view of the utility model when pressing tooth marks on the metal belt.

Among them: 1. Machine body; 2. Mold roller; 3. Second roller; 4. Roll gap; 5. First inclined block; 6. Second inclined block; 7. Rotating part; 8. Fixed part; 9. Dial ; 10, the first bearing seat; 11, the second bearing seat; 12, the shaft core; 13, the mould; 14, the balance shaft; 15, the first guide roller; 16, the second guide roller; 17, the metal belt; 18, Bearing seat guide rod; 19, spring; 20, the first slope; 21, the second slope.

Detailed ways

The technical scheme of the utility model is further elaborated below in conjunction with accompanying drawing:

As shown in Figure 1-2, the rolling mill of the utility model for rolling tooth marks on the surface of metal strips includes: machine body 1; mold roll 2; second roll 3; first slanting block 5; second slanting block 6; Part 7; fixed part 8; dial 9; first bearing seat 10; second bearing seat 11; shaft core 12; mold 13; balance shaft 14; first guide roller 15; second guide roller 16; bearing seat guide roller rod 18; spring 19; first ramp 20; second ramp 21.

As shown in Figure 1-2, the second bearing seat 11 is fixedly arranged on the machine body 1, and there are two second bearing seats 11, and the second roller 3 is rotatably arranged on the second bearing seat 11, and the second roller 3 Both ends of the bearing are supported on two second bearing seats 11; the first bearing seat 10 is slidably arranged on the body 1, the first bearing seat 10 is located above the second bearing seat 11, and the sliding direction of the first bearing seat 10 For the up and down direction in Fig. 2, there are two first bearing seats 10, and a balance shaft 14 is connected between the two first bearing seats, there are two balance shafts 14, and the balance shaft 14 connects the two first bearing seats 10 As a rigid whole, the mold roll 2 is rotatably arranged on the first bearing housing 10, and the two ends of the mold roll 2 are supported on the two first bearing housings 10; The upper mold 13 is formed, the mold roller 2 is located directly above the second roller 3, the gap between the mold roller 2 and the second roller 3 is the roller gap 4, when the first bearing seat 10 slides up and down, the mold roller 2 is driven to be opposite Move up and down on the second roller 3, so that the roller gap 4 increases or decreases; the upper surface of the first bearing seat 10 is fixed with the first inclined block 5, and the upper surface of the first inclined block 5 is parallel to the axis of the mold roller 2 The first slope 20 of the line, the extension direction of the first slope 20 intersects with the sliding direction of the first bearing seat 10 and forms an acute angle; the body 1 is slidably provided with a second inclined block 6, the first The sliding direction of the second inclined block 6 is the left-right direction in Fig. 2, the upper surface of the second inclined block 6 is a plane and keeps in contact with the body 1, the lower surface of the second inclined block 6 is in contact with the first inclined surface 20 parallel and keep touching.

As shown in Figure 1, two bearing seat guide rods 18 are connected to each connecting rod 14, and the bearing seat guide rods 18 are arranged to slide with the body 1, and a spring 19 is set on the bearing seat guide rods 18, The spring 19 has a tendency to move the bearing seat guide rod 18 upwards in FIG. The connection of the chocks 10 transmits this tendency to the first chocks 10 and ultimately to the mold roll 2, so that the mold roll 2 has a tendency to move upwards.

As shown in Figure 2, the left side of the second slanting block 6 is fixed with a fixed part 8, the fixed part 8 is a nut, and the body 1 is rotatably provided with a rotating part 7, and the rotating part 7 is only It can perform rotary motion along its axis, and cannot move in the left and right directions in Figure 2. The rotating part 7 is a screw, and the nut cooperates with the thread of the screw, and the nut is sleeved on the screw. When the screw rotates, the nut drives the second slanting block 6 to move along the left and right directions in FIG. 2 , and a dial 9 for recording the rotation angle of the screw is fixed on the screw.

As shown in Figure 1-2, the metal belt 17 passes through the roller gap 4 along the left and right direction in Figure 2, and the body 1 is rotatably provided with a plurality of first guide rollers 15, and the shaft of the first guide roller 15 The center line is parallel to the axis line of the second roller 3, and the first guide roller 15 is used to guide the metal strip 17 in the up and down direction in Fig. 2; the body 1 is rotatably provided with two A second guide roller 16, the axis line of the second guide roller 16 is perpendicular to the axis line of the second roller 3, and the second guide roller 16 is used to align the metal strip 17 left and right in Fig. 1 Orientation in the direction.

As shown in Figure 2-3, when the second ramp 6 moves to the right, since the second ramp 21 keeps in contact with the first ramp 20, and the first ramp 5 is fixed on the upper surface of the first bearing seat 10 , so that the first slanting block moves downward, driving the first bearing seat 10 to move downward, and then driving the mold roller 2 to move downward, so that the roller gap 4 is reduced; when the second slanting block 6 moves to the left, the mold Roller 2 moves upwards under the action of the upward movement tendency, so that the roller gap increases.

By using the first inclined surface 20 provided on the first inclined block 5 as the displacement conduction surface, the distance that the first inclined block 5 moves downward is subdivided, that is, the first inclined block 5 moves downward for a unit distance, and a second The inclined block 6 moves several unit distances to the right, realizing the precise control of the downward movement distance of the first inclined block 5, thereby realizing the precise control of the roller gap 4; the second inclined block is driven by the rotation of the screw 6 moves so that the second slanting block 6 receives a greater and more stable force when it moves to the left, and the first slanting block 5 receives a greater and more stable downward pressure by using the second slant 21 to change the direction of force transmission , that is, the downward pressure transmitted to the mold roll 2 is greater and more stable, so that the tooth marks pressed by the mold roll 2 on the surface of the metal belt 17 are more consistent and clear.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the utility model, and its purpose is to enable people familiar with this technology to understand the content of the utility model and implement it accordingly, and not to limit the protection scope of the utility model. All equivalent transformations or modifications made according to the spirit of the utility model shall fall within the protection scope of the utility model.

Claims (10)

1. Rolling mills for rolling tooth marks on the surface of metal strips, including: body(1); a second roller (3), the second roller (3) is rotatably arranged on the body (1); A first bearing seat (10), the first bearing seat (10) is slidably arranged on the body (1); The mold roll (2) for installing the mold (13), the mold roll (2) is rotatably arranged on the first bearing seat (10), the axis line of the mold roll (2) is in line with the The axis line of the second roller (3) is parallel, and the sliding direction of the first bearing seat (10) is the axis line of the mold roll (2) and the axis center of the second roller (3). the direction in which the lines approach; It is characterized in that: the first slanting block (5) is fixedly arranged on the first bearing seat (10), and the first slanting block (5) has an axis line with the mold roll (2) Parallel first slope (20), the extension direction of the first slope (20) intersects with the sliding direction of the first bearing seat (10) and forms an acute angle, the body (1) is slidably set There is a second slanting block (6), the sliding direction of the second slanting block (6) is perpendicular to the sliding direction of the first bearing seat (10), and the second slanting block (6) has a A second inclined surface (21) parallel to the first inclined surface (20), the body (1) is provided with a driving device for driving the second inclined block (6) to slide. 2. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 1, characterized in that: there are two first bearing seats (10), and there is a gap between the two first bearing seats (10). A balance shaft (14) is provided to connect the two first bearing seats (10) into a rigid whole. 3. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 1, characterized in that: a bearing seat guide rod (18) is connected to the first bearing seat (10), and the bearing seat guide rod (18) Slidingly arranged with the body (1), a spring (19) is set on the guide rod of the bearing seat (18), and the spring (19) has an axis that makes the mold roller (2) The tendency of the line to move away from the axis line of the second roller (3). 4. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 3, characterized in that there are multiple bearing seat guide rods (18). 5. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 1, characterized in that: the first slope (20) is in contact with the second slope (21). 6. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 1, characterized in that: the driving device is composed of a rotating part (7) and a fixed part (8), and the rotating part (7) can be It is rotatably arranged on the body (1), the fixed part (8) is connected with the rotating part (7) by screw fit, and the fixed part (8) is fixed on the second inclined block ( 6) on. 7. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 6, characterized in that: the rotating part (7) is a screw/nut, the fixed part (8) is a nut/screw, and the A nut is sleeved on the screw rod. 8. The rolling mill for rolling tooth marks on the surface of a metal strip according to claim 6, characterized in that: the driving device is provided with a dial (9), and the dial (9) is connected to the rotating part ( 7) Connected. 9. The rolling mill for rolling tooth marks on the surface of metal strips according to claim 1, characterized in that: several first guide rollers (15) are rotatably arranged on the body (1), and the first The axis of the guide roller (15) is parallel to the axis of the second roller (3). 10. The rolling mill for rolling tooth marks on the surface of metal strips according to claim 1, characterized in that: several second guide rollers (16) are rotatably arranged on the body (1), and the second The axis of the guide roller (16) is perpendicular to the axis of the second roller (3).