阅读说明：本技术 一种铜箔表面处理机的张力调整机构 (Tension adjusting mechanism of copper foil surface treatment machine ) 是由 谢基贤 古明煌 罗志宏 叶铭 谢伟成 沈福辉 于 2021-03-23 设计创作，主要内容包括：本发明公开一种铜箔表面处理机的张力调整机构,包括支架,支架上平行设有两个导向辊,支架上还设置有张力调整辊,张力调整辊平行于导向辊；张力调整辊的下方设置有重力辊,支架与重力辊的接触面设置有滑轨；重力辊的两端分别设有与滑轨吸合的电磁铁；重力辊的两端与调整辊的两端之间分别连接有链条,链条绕设在支架顶的滑轮组上。本发明通过重力辊对张力调整辊提供稳定的张力,使得铜箔生产过程中张力恒定不变,调节响应迅速,提高铜箔表面处理的质量,提高良品率,减少浪费；通过调整电磁铁方便的调整重力辊对张力调整辊提供的拉力,便于生产不同规格的铜箔时,提供不同的张力,适用范围广,调节方便,便于使用。(The invention discloses a tension adjusting mechanism of a copper foil surface treatment machine, which comprises a bracket, wherein two guide rollers are arranged on the bracket in parallel; a gravity roller is arranged below the tension adjusting roller, and a sliding rail is arranged on the contact surface of the bracket and the gravity roller; electromagnets attracted with the slide rails are respectively arranged at the two ends of the gravity roller; and chains are respectively connected between the two ends of the gravity roller and the two ends of the adjusting roller and are wound on the pulley block on the top of the bracket. The tension adjusting roller is provided with stable tension through the gravity roller, so that the tension in the copper foil production process is constant, the adjustment response is rapid, the quality of copper foil surface treatment is improved, the yield is improved, and the waste is reduced; the tension adjusting roller is convenient to adjust the tension provided by the gravity roller through adjusting the electromagnet, different tensions are provided when copper foils of different specifications are produced, the application range is wide, the adjustment is convenient, and the use is convenient.)

1. A tension adjusting mechanism of a copper foil surface processor is characterized by comprising: the device comprises a support (1), wherein two guide rollers (2) are arranged on the support (1) in parallel, and the heights of the two guide rollers (2) are different;

two parallel and symmetrical upright posts (3) are arranged on the bracket (1), a tension adjusting roller (4) is connected between the two upright posts (3) in a sliding manner, and the tension adjusting roller (4) is parallel to the guide roller (2); a gravity roller (5) is arranged below the tension adjusting roller (4), and two parallel and symmetrically arranged slide rails (8) are fixedly and vertically fixed on one side of the bracket (1) close to the gravity roller (5); electromagnets (9) are respectively arranged at two ends of the gravity roller (5), and the electromagnets (9) are attracted with the sliding rail (8);

the chain adjusting device is characterized in that chains (6) are respectively connected between two ends of the gravity roller (5) and two ends of the adjusting roller (4), pulleys (7) are respectively fixed on two sides of the top end of the support (1), the two groups of pulley blocks (7) are coaxially arranged, and the chains (6) are wound on the pulley blocks (7).

2. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 1, characterized in that: the support (1) comprises a lower support (101), an upper support (102) is fixed above the lower support (101), the guide roller (2) comprises a first guide roller (201) and a second guide roller (202), the first guide roller (201) is fixedly connected with the upper support (102), the second guide roller (201) is fixedly connected with the lower support (101), and the tension adjusting roller (4) is positioned above the second guide roller (201); two ends of the upright post (3) are respectively fixed between the lower bracket (101) and the upper bracket (102); the sliding rail (8) is fixed on the lower bracket (101); the pulley block (7) is arranged at the top end of the upper bracket (102).

3. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 1, characterized in that: the pulley block structure is characterized in that a cavity (301) is formed in the center of the upright post (3), the cavity (301) and the pulley block (7) are arranged up and down in a corresponding mode, two oppositely arranged sliding grooves (302) are longitudinally formed in the outer wall of the upright post (3), and the sliding grooves (302) are communicated with the cavity (301).

4. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 1, characterized in that: tensioning roller (4) include two slider (401), two slider (401) sets up relatively, slider (401) with stand (3) sliding connection, be fixed with supporting seat (402) on slider (401), be fixed with minor axis (403) on supporting seat (402), minor axis (403) are kept away from the inner circle of the one end rigid coupling ball bearing (404) of supporting seat (402), two the outer lane rigid coupling of ball bearing (404) has tension roller width of cloth (405).

5. The tension adjusting mechanism of a copper foil surface treatment machine according to claim, characterized in that: two fixing holes (406) which are arranged oppositely are formed in the side wall of the sliding block (401), and the two fixing holes (406) are respectively arranged oppositely to the two sliding grooves (302); a pin shaft (407) is fixedly connected between the two fixing holes (406), and the pin shaft (407) is respectively connected with the two sliding grooves (302) in a sliding manner.

6. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 5, characterized in that: the chain (6) is fixedly connected with the center of the pin shaft (407), and the chain (6) is located in the cavity (301).

7. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 3, characterized in that: the tension web (405) is located above the second guide roll (202).

8. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 4, characterized in that: a plurality of ball grooves (408) are formed in the circumferential direction of the contact surface of the sliding block (401) and the upright column (3), balls (409) are connected in the ball grooves in a rolling mode, and the balls (408) are connected with the upright column (3) in a rolling mode.

9. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 1, characterized in that: the gravity roller (5) comprises two sliding seats (501) which are arranged oppositely, the two sliding seats (501) are respectively connected with two sliding rails (8) in a sliding manner, and the electromagnet (9) is embedded in the sliding seats (501); one end, far away from the pulley block (7), of the chain (6) is fixedly connected with the sliding seats (501), and a counterweight roller amplitude (502) is fixedly connected between the two sliding seats (501).

10. The tension adjusting mechanism of a copper foil surface treatment machine according to claim 4, characterized in that: the first guide roller (201) comprises two first guide seats (203) which are arranged in parallel and symmetrically, the two first guide seats (203) are respectively fixed on the upper bracket (102), and a first guide roller width (204) is rotatably connected between the two first guide seats (203); the second guide roller (202) comprises two second guide seats (205) which are parallel and symmetrically arranged, the two second guide seats (205) are respectively fixed on the lower support (101), and a second guide roller amplitude (206) is rotatably connected between the two second guide seats.

Technical Field

The invention relates to the field of copper foil production, in particular to a tension adjusting mechanism of a copper foil surface treatment machine.

Background

The electrolytic copper foil is one of basic materials in the electronic industry, and the main manufacturing method of the copper foil used in the electronic industry is the electrolytic copper foil at present. However, the original foil generated by electrolysis cannot be directly used for the copper-clad plate, and a surface treatment process is required to be carried out, so that the purposes of enhancing and improving the stripping strength, the thermal stability, the high-temperature oxidation resistance and the like of the copper-clad plate are achieved. The surface treatment of the copper foil mainly comprises the following steps: pickling, coarsening, curing, galvanizing, rust prevention, oxidation prevention and rinsing, and finally drying and rolling to form a finished product which meets the requirements of the copper clad laminate on the copper foil material.

However, during the processes of pickling, roughening, curing, galvanizing, rust prevention, oxidation prevention, rinsing, drying and the like of the copper foil, the copper foil needs to pass through a plurality of guide rollers, conductive rollers, a plurality of acid liquid tanks and water tanks, when the copper foil is wound by a winding mechanism, the copper foil can be excessively loosened or excessively tensioned due to the influence of the above factors, and if the copper foil is directly wound, the smoothness of the wound copper foil can be influenced.

At present, most surface treatment machines adopt a tension adjusting roller which moves horizontally before winding of a winding machine, the tension of the adjusting roller is unstable and the reaction is delayed, so that the winding tension of a copper foil is not constant when the treatment speed is high, the copper foil is uneven, and the quality of the copper foil is influenced; meanwhile, the existing tension adjusting roller can only meet the tension supporting work of copper foil with a single specification, has the defects of inconvenient replacement and need of preparing tension rollers with various specifications, and influences the use.

Disclosure of Invention

The invention aims to provide a tension adjusting mechanism of a copper foil surface processor, which is used for solving the problems in the prior art.

In order to achieve the purpose, the invention provides the following scheme: the invention provides a tension adjusting mechanism of a copper foil surface treatment machine, which comprises a bracket, wherein two guide rollers are arranged on the bracket in parallel, and the two guide rollers are different in height;

the bracket is provided with two parallel and symmetrical upright posts, a tension adjusting roller is connected between the two upright posts in a sliding manner, and the tension adjusting roller is parallel to the guide roller; a gravity roller is arranged below the tension adjusting roller, and two parallel and symmetrically arranged slide rails are fixed on one side of the bracket close to the gravity roller; electromagnets are respectively arranged at two ends of the gravity roller and are attracted with the sliding rail;

the chain is connected between the two ends of the gravity roller and the two ends of the adjusting roller respectively, a group of pulley blocks are fixed on the two sides of the top end of the support respectively, the two groups of pulley blocks are arranged in parallel, and the chain is wound on the pulley blocks.

Preferably, the support comprises a lower support, an upper support is fixed above the lower support, the guide rollers comprise a first guide roller and a second guide roller, the first guide roller is fixedly connected with the upper support, and the second guide roller is fixedly connected with the lower support; two ends of the upright post are respectively fixed between the lower bracket and the upper bracket; the sliding rail is fixed on the lower bracket; the pulley block is arranged at the top end of the upper bracket.

Preferably, a cavity is formed in the center of the upright column, the cavity and the pulley block are arranged in a vertically corresponding mode, two oppositely-arranged sliding grooves are formed in the circumferential direction of the outer wall of the upright column, and the sliding grooves are communicated with the cavity.

Preferably, the tension adjusting roller comprises two sliding blocks, the two sliding blocks are arranged oppositely, the sliding blocks are in sliding connection with the stand column, a supporting seat is fixed on each sliding block, a short shaft is fixed on each supporting seat, one end, far away from the supporting seat, of each short shaft is fixedly connected with an inner ring of a ball bearing, and an outer ring of each ball bearing is fixedly connected with a tension roller amplitude.

Preferably, two fixing holes which are arranged oppositely are formed in the side wall of the sliding block, and the two fixing holes are respectively arranged oppositely to the two sliding grooves; and a pin shaft is fixedly connected between the two fixing holes and is respectively in sliding connection with the two sliding grooves.

Preferably, one end of the chain is fixedly connected with the center of the pin shaft, and the chain is located in the cavity.

Preferably, the tension roll web is higher in height than the second guide roll.

Preferably, a plurality of ball grooves are formed in the circumferential direction of the contact surface of the sliding block and the upright column, balls are connected in the ball grooves in a rolling mode, and the balls are connected with the upright column in a rolling mode.

Preferably, the gravity roller comprises two sliding seats which are arranged oppositely, the two sliding seats are respectively connected with the two sliding rails in a sliding manner, and the electromagnet is embedded in the sliding seats; one end of the chain, which is far away from the pulley block, is fixedly connected with the sliding seats, and a counterweight roller is fixedly connected between the two sliding seats.

Preferably, the first guide roller comprises two first guide seats which are arranged in parallel and symmetrically, the two first guide seats are respectively fixed on the upper bracket, and a first guide roller width is rotatably connected between the two first guide seats; the second guide roll comprises two second guide seats which are parallel and symmetrically arranged, the two second guide seats are respectively fixed on the lower support, and a second guide roll amplitude is rotationally connected between the two second guide seats.

The invention discloses the following technical effects: compared with the prior art, the tension adjusting roller is provided with stable tension by arranging the gravity roller, when the tension of the copper foil changes instantly, the tension adjusting roller slides up and down to drive the gravity roller to move and then balance again, the adjustment response is rapid, the tension in the copper foil production process is constant, the quality of copper foil surface treatment is improved, the yield is improved, and the waste is reduced; the current through the adjustment electro-magnet changes the magnetic force size of electro-magnet, the effort between adjustment electro-magnet and the slide rail, and the pulling force that convenient adjustment gravity roller provided tension adjusting roll is convenient for when producing the copper foil of different specifications, provides different tension, and practical wide range adjusts conveniently, convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a perspective view of a tension adjusting mechanism of a copper foil surface treating machine according to the present invention;

FIG. 2 is a side view of a tension adjusting mechanism of the copper foil surface treating machine of the present invention;

FIG. 3 is a schematic view of the construction of the dancer roll of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a schematic view of the construction of the gravity roller of the present invention;

FIG. 6 is a schematic view of the structure of a first guide roll according to the present invention;

FIG. 7 is a schematic view of the structure of a second guide roll according to the present invention;

wherein, 1 is a bracket, 2 is a guide roller, and 3 is an upright post. 4 is a tension adjusting roller, 5 is a gravity roller, 6 is a chain, 7 is a pulley block, 8 is a slide rail, and 9 is an electromagnet; 101 is an upper bracket, 102 is a lower bracket; 201 is a first guide roll, 202 is a second guide roll, 203 is a first guide seat, 204 is a first guide roll width, 205 is a second guide seat, 206 is a second guide roll width, 301 is a cavity, 302 is a sliding chute, 401 is a sliding block, 402 is a supporting seat, 403 is a short shaft, 404 is a ball bearing, 405 is a tension roll width, 406 is a fixing hole, 407 is a pin shaft, 408 is a ball groove, 409 is a ball, 501 is a sliding seat, and 502 is a counterweight roll width.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1-7, the invention provides a tension adjusting mechanism of a copper foil surface treatment machine, which comprises a bracket 1, wherein two guide rollers 2 are arranged on the bracket 1 in parallel, and the two guide rollers 2 are arranged in a staggered manner in height and used for guiding a copper foil;

the bracket 1 is also provided with two parallel and symmetrical upright columns 3, a tension adjusting roller 4 is connected between the two upright columns 3 in a sliding manner, and the tension adjusting roller 4 is parallel to the guide roller 2; a gravity roller 5 is arranged below the tension adjusting roller 4, two parallel and symmetrically arranged slide rails 8 are fixed on one side of the bracket 1 close to the gravity roller 5, and two ends of the gravity roller 5 are respectively connected with the two slide rails 8 in a sliding manner; two ends of the gravity roller 5 are respectively provided with an electromagnet 9, the electromagnets 9 are attracted with a slide rail 8, chains 6 are respectively connected between the two ends of the gravity roller 5 and the two ends of the adjusting roller 4, two sides of the top end of the bracket 1 are respectively fixed with a group of pulley blocks 7, the two groups of pulley blocks 7 are arranged in parallel, and the chains 6 are wound on the pulley blocks 7; the weight of the gravity roller 5 is greater than that of the tension adjusting roller 4, when the copper foil surface treatment device is used, the sum of the pressure applied by the copper foil to the tension adjusting roller 4 and the weight of the tension adjusting roller 4 per se is equal to the difference between the weight of the gravity roller 5 and the force subtracted between the gravity roller 5 and the sliding rail 8, the two are balanced, when the tension of the copper foil changes instantly, the stress of the tension adjusting roller 4 changes and slides on the upright post 3 to drive the gravity roller 5 to move, so that the pressure applied by the copper foil to the tension adjusting roller 4 is recovered and is balanced again, the surface treatment of the copper foil in the production process is stable and has no deviation, and the yield of the copper foil is improved; when the copper foil surfaces of different specifications are treated, the tension is different, the current of the coil of the electromagnet 9 is adjusted at the moment, and the magnetism of the electromagnet 9 is adjusted, so that the force between the gravity roller 5 and the slide rail 8 is changed, the force output by the gravity roller 5 is adjusted, and the device is convenient and quick to use, convenient to adjust and high in applicability.

According to a further optimization scheme, the support 1 comprises a lower support 101, an upper support 102 is fixed above the lower support 101, the guide roller 2 comprises a first guide roller 201 and a second guide roller 202, the first guide roller 201 is fixedly connected with the upper support 102, and the second guide roller 201 is fixedly connected with the lower support 101; two ends of the upright post 3 are respectively fixed at the top end of the lower bracket 101 and the top end of the upper bracket 102; the slide rail 8 is fixed on the lower bracket 101; the pulley block 7 is arranged at the top end of the upper bracket 102.

Further optimization scheme, the center that stand 3 was seted up there is cavity 301, and cavity 301 corresponds the setting from top to bottom with assembly pulley 6, and two relative spouts 302 that set up are seted up to the outer wall circumference of stand 3, and spout 302 communicates cavity 301.

According to a further optimization scheme, the tension adjusting roller 4 comprises two sliding block blocks 401, the two sliding block blocks 401 are sleeved on the two upright posts 3, the two sliding block blocks 401 are arranged oppositely, the sliding block blocks 401 are connected with the upright posts 3 in a sliding mode, a supporting seat 402 is fixed on the sliding block 401, a short shaft 403 is fixed on the supporting seat 402, one end, far away from the supporting seat 402, of the short shaft 403 is fixedly connected with an inner ring of a ball bearing 404, an outer ring of the two ball bearings 404 is fixedly connected with a tension roller amplitude 405, and the height of the tension roller amplitude 405 is higher than.

In a further optimized scheme, two fixing holes 406 which are arranged oppositely are formed in the side wall of the sliding block 401, and the two fixing holes 406 are respectively arranged oppositely to the two sliding grooves 302; a pin shaft 407 is fixedly connected between the two fixing holes 406, the pin shaft 407 is respectively connected with the two sliding grooves 302 in a sliding manner, one end of a chain 6 is fixedly connected with the center of the pin shaft 407, the chain 6 is located in the cavity 301, and the chain is placed in the cavity 301, so that the situation that the equipment touches the chain 6 in the operation process, balance change is caused, and the copper foil surface treatment effect is affected can be prevented.

According to a further optimization scheme, the gravity roller 5 comprises two sliding seats 501 which are arranged oppositely, the two sliding seats 501 are respectively connected with the two sliding rails 8 in a sliding mode, the electromagnet 9 is embedded in the sliding seats 501, the force between the sliding seats 501 and the sliding rails 8 can be adjusted by changing the current of the electromagnet 9, and then the sum of the pulling forces provided by the gravity roller 5 is adjusted; one end of the chain 6 far away from the pulley block 7 is fixedly connected with the sliding seats 501, and a counterweight roller amplitude 502 is fixedly connected between the two sliding seats 501.

According to the further optimized scheme, a plurality of ball grooves 408 are formed in the circumferential direction of the contact surface of the sliding block 401 and the upright post 3, balls 409 are connected in the ball grooves in a rolling mode, the balls 409 are connected with the upright post 3 in a rolling mode, under the same condition, the rolling friction force is smaller than the sliding friction force, the friction force between the sliding block 401 and the outer surface of the upright post 3 can be reduced by the balls 409, the movement of the sliding block 401 is slightly influenced, and the precision is improved.

In a further optimized scheme, the first guide roller 201 comprises two first guide seats 203 which are arranged in parallel and symmetrically, the two first guide seats 203 are respectively fixed on the upper bracket 102, and a first guide roller amplitude 204 is rotatably connected between the other first guide seats; the second guide roller 202 includes two second guide seats 205 that are parallel and symmetrically disposed, the two second guide seats 205 are respectively fixed on the lower bracket 101, and a second guide roller 206 is rotatably connected between the other second guide seats.

The using method comprises the following steps: the copper foil passes through the device according to the sequence of the first guide roller 201, the second guide roller 202 and the tension adjusting roller 4 and is connected with a winding machine (not shown in the figure), so that the copper foil is respectively contacted with the upper surface of the first guide roller web 204, the lower surface of the second guide roller web 206 and the upper surface of the tension roller web 405 in sequence, and finally wound by the winding machine.

Adjusting the current in the coil of the electromagnet 9, changing the magnetism of the electromagnet 9 to adjust the force between the gravity roller 5 and the slide rail 8, adjusting the force output by the gravity roller 5, enabling the tension adjusting roller 4 to slide on the upright post 3 and support the copper foil, finally keeping in a balanced state, checking the state of the copper foil, and after a proper state is selected, not adjusting the current in the coil of the electromagnet 9.

Starting a winding machine, pulling the copper foil through the winding machine, and enabling the copper foil to sequentially pass through a first guide roller 201, a second guide roller 202 and a tension adjusting roller 4, wherein the tension adjusting roller 4 is in a balanced state and can move, so that the tension of the copper foil is instantly changed when the speed of the winding machine is changed; when the speed of the winding machine is reduced, the tension of the copper foil is reduced, the pressure on the tension adjusting roller 4 is reduced, so that the pulling force of the tension adjusting roller 4 on the chain 6 is smaller than the pulling force of the gravity roller 5 on the chain, the gravity roller 5 descends immediately to drive the tension adjusting roller 4 to ascend, the copper foil on the tension adjusting roller 4 is lifted, the pressure of the copper foil on the tension adjusting roller 4 is increased, finally, the pulling force of the tension adjusting roller 4 on the chain 6 is equal to the pulling force of the gravity roller 5 on the chain, the balance is carried out again, and the tension of the tension adjusting roller 4 on the copper foil is the same as the original state; when the speed of the winding machine is increased, the tension of the copper foil is increased, the pressure on the tension adjusting roller 4 is increased, so that the pulling force of the tension adjusting roller 4 on the chain 6 is greater than the pulling force of the gravity roller 5 on the chain, the gravity roller 5 is immediately lifted to drive the tension adjusting roller 4 to descend, the copper foil on the tension adjusting roller 4 is lowered, the pressure of the copper foil on the tension adjusting roller 4 is reduced, finally, the pulling force of the tension adjusting roller 4 on the chain 6 is equal to the pulling force of the gravity roller 5 on the chain, the balance is carried out again, and the tension of the tension adjusting roller 4 on the copper foil is the same as the original state. The invention has rapid adjustment response, ensures that the tension in the copper foil production process is constant, improves the quality of copper foil surface treatment, improves the yield and reduces waste.

When the copper foil to different specifications, only need adjustment electro-magnet 9's coil internal current size, can adjust gravity roller 5 to the pulling force of chain 6, provide different tension for the copper foil, the suitability is strong, adjusts the convenience.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.