CN211552786U

CN211552786U - Length metering device for medical film coating

Info

Publication number: CN211552786U
Application number: CN202020268133.8U
Authority: CN
Inventors: 李宾; 杜如涛; 韦毫; 范一兵
Original assignee: Nanyang Clear Technology Co Ltd
Current assignee: Nanyang Clear Technology Co Ltd
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-09-22
Anticipated expiration: 2030-03-06

Abstract

The utility model belongs to the technical field of medical film production, in particular to a length metering device for medical film coating, which comprises two symmetrical supporting arms, a wind-up roll is rotationally connected between the two supporting arms, a connecting shaft is integrally formed at both ends of the wind-up roll, a supporting frame is arranged below the wind-up roll, the supporting frame is welded on the side wall of the supporting arm positioned at the left side, a detection wheel is rotationally connected at the input end of a meter counter, and the other end of a synchronous belt is fixed on the connecting shaft positioned at the left side of the wind-up roll; through the length that obtains medical film of measuring wheel pivoted number of turns times the girth of memory meter wheel, for the prior art in the comparison patent, the direct contact of measuring wheel with the connecting axle has been avoided in the setting of hold-in range, when wearing and tearing appear in long-time the use, the elasticity that only needs the adjustment hold-in range can be calibrated the measurement accuracy, has increased its life, is convenient for adjust, and the practicality is strong.

Description

Length metering device for medical film coating

Technical Field

The utility model belongs to the technical field of medical film production, concretely relates to length metering device is used in medical film coating.

Background

Film coating refers to the process of manufacturing photosensitive materials, using special equipment of a coater, to apply a coating solution to a support such as: the film base, paper base, metal plate and glass are uniformly and quantitatively coated with very thin photosensitive emulsion layer and other auxiliary layers, and the different coating machines and coating modes are used for producing different photosensitive material products, and when the film is made, the dip coating method is mostly used, and when the film is made, the extrusion method of multilayer once coating is used, and when the dry plate is made, the flow casting method of emulsion flowing out from slit is used, and on the production line of medical film the film length measuring device is used, and usually the side surface of the roller is divided into six equal parts, and every equal point is equipped with magnet, and through the attraction of magnet, the signal can be successively sent out, and the total length of the film can be calculated by means of multiplying the number of times of signal by the distance between every equal parts.

Chinese patent publication No. CN205748334U proposes a telescopic shockproof metering device for medical film coating, which can calculate the length of the medical film by multiplying the number of turns of a meter-counting wheel by the circumference of the meter-counting wheel, however, in this patent, the meter-counting wheel is tangent to a roller, the rotation of the roller is driven by the friction of the meter-counting wheel, and after long-term use, the abrasion of the roller and the meter-counting wheel can generate gaps and slippage, which seriously affects the metering precision.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a length metering device for coating medical films, which has the characteristics of convenient measurement and long service life.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a length metering device for coating of medical film, includes two symmetrical support arms, two rotate between the support arm and be connected with the wind-up roll, the both ends homogeneous body shaping of wind-up roll has the connecting axle, the below of wind-up roll is equipped with the support frame, the support frame welding is located left the support arm lateral wall, fixedly connected with meter rice ware on the support frame, be equipped with detection wheel and hold-in range on the meter rice ware, the detection wheel rotates to be connected the input of meter rice ware, the one end of hold-in range is fixed detect taking turns, the other end of hold-in range is fixed and is located the wind-up roll is left on the connecting axle, the detection wheel passes through the hold-in range with the connecting axle transmission is connected, meter rice ware and external.

Preferably, the connecting shaft and the detection wheel are located on the same central axis.

Preferably, the connecting shaft and the detection wheel are respectively provided with a first transmission groove and a second transmission groove which are matched with the synchronous belt.

Preferably, a fixing frame is welded to the outer side wall of the support arm positioned on the left side.

Preferably, the inside fixedly connected with motor of fixed frame, the output fixedly connected with output shaft of motor, the output shaft runs through the support arm with connecting axle fixed connection, motor and external power source electric connection.

Preferably, the connecting shaft is provided with a through hole matched with the output shaft.

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

the utility model discloses it passes through the hold-in range and is connected with the connecting axle transmission to detect the wheel, when measuring film coating length, the wind-up roll rotates when carrying out film rolling work, the connecting axle rotates, it rotates to drive the detection wheel through the hold-in range, the girth that obtains medical film through detection wheel pivoted number of turns times meter wheel, for the prior art in the contrast patent, the setting of hold-in range, the direct contact of detection wheel with the connecting axle has been avoided, when wearing and tearing appear in long-time the use, the elasticity that only needs the adjustment hold-in range can be calibrated the measurement precision, the service life is prolonged, be convenient for adjust, therefore, the clothes hanger is strong in practicability.

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 a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a middle meter counter and a wind-up roll of the present invention;

FIG. 3 is a schematic structural view of a wind-up roll of the present invention;

fig. 4 is a schematic structural view of the middle meter counter of the present invention.

In the figure: 1. a support arm; 11. a wind-up roll; 12. a connecting shaft; 121. a first transmission groove; 122. a through hole; 13. a fixing frame; 14. a motor; 141. an output shaft; 15. a support frame; 2. a meter counter; 21. detecting a wheel; 211. a second transmission groove; 22. and (4) a synchronous belt.

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 labor belong to the protection scope of the present invention, in the present invention, for convenience of description, the description of the relative position relationship of each component is described according to the layout mode of the drawings in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the specification layout direction.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a length metering device for coating of medical film, including two symmetrical support arms 1, it is connected with wind-up roll 11 to rotate between two support arms 1, the both ends homogeneous body shaping of wind-up roll 11 has connecting axle 12, the below of wind-up roll 11 is equipped with support frame 15, the welding of support frame 15 is at 1 lateral wall that is located left support arm, fixedly connected with meter rice ware 2 on the support frame 15, meter rice ware 2 is last to be equipped with and to detect wheel 21 and hold-in range 22, it connects the input at meter rice ware 2 to detect wheel 21 rotation, hold-in range 22's one end is fixed on detecting wheel 21, hold-in range 22's the other end is fixed on being located the left connecting axle 12 of wind-up roll 11, it is connected with connecting axle 12 transmission.

In the embodiment, a support frame 15 is arranged below the wind-up roll 11, the support frame 15 is welded on the outer wall of a support arm 1 positioned on the left side, a meter counter 2 is fixedly connected to the support frame 15, the support frame 15 plays a supporting role for the meter counter 2, the meter counter 2 is convenient to measure and detect, a detection wheel 21 is rotatably connected to the input end of the meter counter 2, the meter counter 2 works to convert the length measurement into the measurement of counting point times under fixed frequency, the length of a medical film is obtained by multiplying the number of rotating turns of the detection wheel 21 by the circumference of the meter counter wheel, the accuracy of a measuring result is ensured, one end of a synchronous belt 22 is fixed on the detection wheel 21, the other end of the synchronous belt 22 is fixed on a connecting shaft 12 positioned on the left side of the wind-up roll 11, the detection wheel 21 is in transmission connection with the connecting shaft 12 through the synchronous belt, drive through hold-in range 22 and detect wheel 21 and rotate, be convenient for measure the coating length of medical film, for the technical scheme who provides in the comparison patent, hold-in range 22's setting has avoided the direct contact who detects wheel 21 and connecting axle 12, when wearing and tearing appear in long-time the use, only need adjust hold-in range 22's elasticity can calibrate the measurement precision, has increased its life, is convenient for adjust, and the practicality is strong.

Specifically, connecting axle 12 and detection wheel 21 are located same central axis, and wind-up roll 11 carries out coating rolling during operation, and connecting axle 12 rotates, drives through hold-in range 22 and detects wheel 21 and rotate, detects the length that the number of turns that wheel 21 rotated obtains the medical film by the girth of remembering the meter wheel, has guaranteed the precision of measurement result.

Concretely, the connecting axle 12, the first drive groove 121 with hold-in range 22 matched with has been seted up on the detection wheel 21 respectively, second drive groove 211, hold-in range 22 is square tooth hold-in range, first drive groove 121, all have the tooth's socket in the second drive groove 211, prevent hold-in range 22 the phenomenon of skidding when the transmission from appearing through the tooth's socket, transmission precision is high, wind-up roll 11 carries out coating rolling during operation, connecting axle 12 rotates, it rotates to drive detection wheel 21 through hold-in range 22, the length that medical film was obtained to detection wheel 21 pivoted number of turns times the girth of remembering the meter wheel, the accurate nature of measurement result has been guaranteed.

Specifically, a fixing frame 13 is welded to the outer side wall of the support arm 1 on the left side, the motor 14 is fixed in the fixing frame 13, and the fixing frame 13 plays a role in supporting and fixing the motor 14.

Specifically, the inside fixedly connected with motor 14 of fixed frame 13, the output end fixedly connected with output shaft 141 of motor 14, output shaft 141 runs through support arm 1 and connecting axle 12 fixed connection, motor 14 and external power source electric connection, and motor 14 work drives the output shaft 141 who fixes at its output and rotates, drives connecting axle 12 and wind-up roll 11 simultaneously and rotates, and the wind-up roll 11 of being convenient for carries out the coating rolling work of medical film.

Specifically, a through hole 122 matched with the output shaft 141 is formed in the connecting shaft 12, the output shaft 141 is fixed in the through hole 122, and the connecting shaft 12 drives the connecting shaft 12 and the winding roller 11 to rotate when rotating, so that the winding roller 11 can conveniently coat and wind medical films.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, use after the circular telegram, motor 14 (model is YL-7112) work drives and fixes the output shaft 141 at its output and rotates, drive connecting axle 12 and wind-up roll 11 simultaneously and rotate, be convenient for wind-up roll 11 to carry out the coating rolling work of medical film, because detection wheel 21 is connected with connecting axle 12 transmission through hold-in range 22, meter rice ware 2 (model is LK-70) work converts the measurement of length into the measurement to count point number of times under the fixed frequency, connecting axle 12 rotates, drive detection wheel 21 through hold-in range 22 and rotate, the number of turns that detection wheel 21 rotates multiplies the girth of recording meter wheel and obtains the medical length of film, the precision of measurement result has been guaranteed, compared with the prior art in the patent, hold-in range 22's setting, the direct contact of detection wheel 21 with connecting axle 12 has been avoided, when long-time use appears wearing and tearing, the metering precision can be calibrated only by adjusting the tightness of the synchronous belt 22, the service life of the metering device is prolonged, the metering device is convenient to adjust, and the practicability is high.

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 length metering device for coating of medical film, includes two symmetrical support arms (1), its characterized in that: two rotate between support arm (1) and be connected with wind-up roll (11), the equal integrated into one piece in both ends of wind-up roll (11) has connecting axle (12), the below of wind-up roll (11) is equipped with support frame (15), support frame (15) welding is in being located the left support arm (1) lateral wall, fixedly connected with meter rice ware (2) on support frame (15), be equipped with on meter rice ware (2) and detect wheel (21) and hold-in range (22), detect wheel (21) and rotate the input of connecting in meter rice ware (2), the one end of hold-in range (22) is fixed detect on wheel (21), the other end of hold-in range (22) is fixed and is located the left connecting axle (12) of wind-up roll (11), detect wheel (21) pass through hold-in range (22) with connecting axle (12) transmission is connected, the meter counter (2) is electrically connected with an external power supply.

2. The length measuring device for coating medical film according to claim 1, wherein: the connecting shaft (12) and the detection wheel (21) are positioned on the same central axis.

3. The length measuring device for coating medical film according to claim 1, wherein: the connecting shaft (12) and the detection wheel (21) are respectively provided with a first transmission groove (121) and a second transmission groove (211) which are matched with the synchronous belt (22).

4. The length measuring device for coating medical film according to claim 1, wherein: and a fixed frame (13) is welded on the outer side wall of the support arm (1) positioned on the left side.

5. The length measuring device for coating medical film according to claim 4, wherein: the inside fixedly connected with motor (14) of fixed frame (13), the output fixedly connected with output shaft (141) of motor (14), output shaft (141) run through support arm (1) with connecting axle (12) fixed connection, motor (14) and external power source electric connection.

6. The length measuring device for coating medical film according to claim 5, wherein: the connecting shaft (12) is provided with a through hole (122) matched with the output shaft (141).