Scraper for alumite coating

Abstract

The utility model relates to a scraper for alumite coating, which comprises a scraper seat, a rubber scraper and a metal scraper, the metal scraper is slidably arranged on the scraper seat, the end of the metal scraper is fixedly connected with a transmission screw rod, a transmission worm gear and a transmission worm meshed with the transmission worm gear are rotatably arranged in the scraper seat, and the transmission worm is fixedly connected with the transmission screw rod. The transmission lead screw is connected into an inner hole of the transmission worm gear in a threaded mode, and the end of the transmission worm penetrates out of the scraper base. According to the scraper for alumite coating, the degree that the metal scraper protrudes out of the rubber scraper can be conveniently adjusted, and the adjusting precision is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electrochemical aluminum production equipment, in particular to a scraper for electrochemical aluminum coating. BACKGROUND

[0002] The color layer coating of electrochemical aluminum is realized through the cooperation of the scraper and the mesh roller, in the prior art, in order to realize better coating effect, for example, the utility model device: a double scraper for electrochemical aluminum coating (publication number: CN209061473U) discloses a scraper structure which realizes better coating effect by superimposedly arranging a metal scraper and a rubber scraper to increase the comprehensive force between the scraper and the mesh roller, in this scraper structure, the degree to which the metal scraper protrudes the rubber scraper needs to be matched with the diameter of the mesh roller and the tangent angle of the double scraper and the mesh roller, so the degree to which the metal scraper protrudes the rubber scraper needs to be adjusted according to the requirement, but in the above-mentioned scraper structure, the adjustment of the degree to which the metal scraper protrudes the rubber scraper needs to be realized on the upper clamp plate and the lower clamp plate which clamp and fix the metal scraper and the rubber scraper, which is inconvenient to operate and not accurate enough.

[0003] In view of the above problems, the utility model is improved. UTILITY MODEL CONTENTS

[0004] The utility model discloses a scraper for electrochemical aluminum coating, which solves the above-mentioned problems existing in the prior art during use.

[0005] The technical scheme of the utility model is as follows:

[0006] A scraper for electrochemical aluminum coating, comprising a scraper seat, a rubber scraper and a metal scraper, the metal scraper is slidably arranged on the scraper seat and a transmission screw rod is fixedly connected to the end of the metal scraper, a transmission worm gear and a transmission worm are rotatably arranged in the scraper seat, the transmission screw rod is screwed into the inner hole of the transmission worm gear, and the end of the transmission worm passes through the scraper seat.

[0007] Preferably, a sliding groove passing through the scraper seat to one end is formed in the scraper seat, a sliding plate is slidably arranged in the sliding groove, a first mounting groove matched with the metal scraper is formed in the sliding plate, the metal scraper is inserted into the first mounting groove through the slot of the first mounting groove, a first bolt passing through the metal scraper is arranged on the sliding plate, and the transmission screw rod is fixedly connected to the end of the sliding plate.

[0008] Preferably, a support plate abutting against the upper and lower surfaces of the sliding plate is fixedly arranged on the top wall and the bottom wall of the sliding groove, two guide grooves parallel to the sliding direction of the sliding plate are formed in the support plate, a plurality of guide columns matched with the guide grooves and kept in the guide grooves are formed in the upper and lower surfaces of the sliding plate, and the first bolt is arranged on the guide columns.

[0009] Preferably, the scraper seat is composed of an upper seat plate and a lower seat plate, the lower seat plate is provided with a second installation groove matched with the rubber scraper, the rubber scraper is arranged in the second installation groove, the upper seat plate is provided with second bolts which are sequentially screwed into the lower seat plate through the two support plates, and the lower seat plate clamps the rubber scraper together with the support plates.

[0010] Preferably, the transmission worm is provided with a support sleeve at each axial end, the lower seat plate is provided with two first rotation grooves opposite to the two support sleeves, the upper seat plate is provided with two second rotation grooves opposite to the two support sleeves, and the support sleeves are rotatably arranged in the circular holes formed by the first rotation grooves and the second rotation grooves when the upper seat plate is combined with the lower seat plate.

[0011] Preferably, the end of the transmission worm which penetrates the scraper seat is fixedly connected with an operation handle.

[0012] Preferably, the transmission worm is provided with a support sleeve at each axial end, the lower seat plate is provided with two first rotation grooves opposite to the two support sleeves, the upper seat plate is provided with two second rotation grooves opposite to the two support sleeves, and the support sleeves are rotatably arranged in the circular holes formed by the first rotation grooves and the second rotation grooves when the upper seat plate is combined with the lower seat plate.

[0013] In summary, the beneficial effects of the present application are as follows: the transmission worm drives the transmission worm gear to rotate, the transmission worm gear drives the transmission screw to move through the screw connection, the transmission screw drives the metal scraper to slide in the scraper seat, the degree of protrusion of the rubber scraper at the end of the metal scraper in contact with the meshing roller is adjusted to adapt to the diameter of the meshing roller and the tangent angle between the double scrapers and the meshing roller, the above adjustment process does not need to disassemble the scraper structure, the operation is very convenient, the transmission screw can realize high-precision transmission, and the precision during adjustment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0015] Figure 1 It is a structural schematic diagram of the present application;

[0016] Figure 2 It is a sectional schematic diagram of the present application;

[0017] Figure 3 It is a structural schematic diagram of the present application after the upper clamping plate is removed;

[0018] Figure 4 It is an exploded schematic diagram of the present application;

[0019] Figure 5 It is the structural schematic view of the sliding plate and the metal scraper in the utility model.

[0020] In the figure: 1, scraper seat; 11, upper seat plate; 111, first rotating groove; 12, lower seat plate; 121, second installation groove; 122, second rotating groove; 13, second bolt; 2, rubber scraper; 3, metal scraper; 4, transmission screw rod; 5, transmission worm wheel; 51, support sleeve; 6, transmission worm; 61, operation handle; 62, brake spring; 7, sliding plate; 71, first installation groove; 72, first bolt; 73, guide column; 8, support plate; 81, guide groove. DETAILED DESCRIPTION

[0021] The utility model embodiments will be described below with reference to the accompanying drawings. Figures 1-5 The technical solutions in the embodiments of the utility model are clearly and completely described, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] As shown in the figure, a scraper for electrochemical aluminum coating, including scraper seat 1, rubber scraper 2 and metal scraper 3, the metal scraper 3 is slidably arranged on the scraper seat 1 and the metal scraper 3 end fixedly connected with transmission screw rod 4, the scraper seat 1 is rotationally arranged with transmission worm wheel 5 and transmission worm 6 engaged with transmission worm wheel 5 in, the transmission screw rod 4 is screwed in the inner hole of transmission worm wheel 5, the transmission worm 6 end is out of scraper seat 1.

[0023] Specifically, the structure that the metal scraper 3 is slidably arranged in the scraper seat 1 is as follows: the scraper seat 1 is provided with a sliding groove through the scraper seat 1 to one end, the sliding groove is slidably provided with a sliding plate 7, the sliding plate 7 is provided with a first installation groove 71 matched with the metal scraper 3, the metal scraper 3 is inserted into the first installation groove 71 through the slot of the first installation groove 71, the first bolt 72 is threaded through the metal scraper 3 on the sliding plate 7, the metal scraper 3 is fastened in the first installation groove 71 through the first bolt 72 to realize the fixed connection of the metal scraper 3 and the sliding plate 7, and the transmission screw rod 4 is fixedly connected to the end of the sliding plate 7.

[0024] Specifically, in order to strengthen the stability when the sliding plate 7 slides: the top wall and the bottom wall of the sliding groove are each fixedly provided with a support plate 8 which abuts against the upper and lower surfaces of the sliding plate 7, the support plate 8 is provided with two guide grooves 81 which are parallel to the sliding direction of the sliding plate 7, the upper and lower surfaces of the sliding plate 7 are each formed with a plurality of guide columns 73 which match the guide grooves 81 and are retained in the guide grooves 81, and the first bolts 72 are arranged through the guide columns 73.

[0025] Specifically, the structure that the rubber scraper 2 is arranged on the scraper seat 1 is: the scraper seat 1 is composed of an upper seat plate 11 and a lower seat plate 12, the lower seat plate 12 is provided with a second mounting groove 121 which matches the rubber scraper 2, the rubber scraper 2 is arranged in the second mounting groove 121, the upper seat plate 11 is provided with a plurality of second bolts 13 which are arranged downward and sequentially pass through the two support plates 8 and are screwed on the lower seat plate 12, and the lower seat plate 12 clamps the rubber scraper 2 together with the support plates 8 to fix the rubber scraper 2 on the scraper seat 1.

[0026] Specifically, the structure that the transmission worm wheel 5 is rotatably arranged in the scraper seat 1 is: the transmission worm wheel 5 is formed with a support sleeve 51 at each of the two axial ends, the lower seat plate 12 is provided with two first rotation grooves 111 which are opposite to the two support sleeves 51 respectively, the upper seat plate 11 is provided with two second rotation grooves 122 which are opposite to the two support sleeves 51 respectively, and when the upper seat plate 11 is combined with the lower seat plate 12, the support sleeves 51 are rotatably retained in the circular holes which are formed by the first rotation grooves 111 and the second rotation grooves 122 to rotatably arrange the transmission worm wheel 5 in the scraper seat 1.

[0027] In the above structure, the part of the transmission worm 6 penetrating out of the scraper seat 1 drives the transmission worm wheel 5 to rotate, the transmission worm wheel 5 drives the transmission screw rod 4 to move through the screw connection with the transmission screw rod 4, the transmission screw rod 4 drives the sliding plate 7 and drives the metal scraper 3 to slide in the scraper seat 1, adjusts the position of the metal scraper 3 relative to the fixed rubber scraper 2, realizes the degree of the metal scraper 3 protruding the rubber scraper 2 at the end of the contact with the screen roller, adapts to the diameter of the screen roller and the tangent angle of the double scraper and the screen roller, the above adjustment process does not need to disassemble the scraper structure, the operation is very convenient, the transmission screw rod 4 can realize high-precision transmission, and the accuracy during adjustment is improved, and in the process that the sliding plate 7 drives the metal scraper 3 to slide in the scraper seat 1, the two support plates 8 are located above and below the sliding plate 7 to provide support for the sliding plate 7, the guide column 73 is kept sliding in the guide groove 81, the guide column 73 and the guide groove 81 cooperate to provide a guide function for the sliding of the sliding plate 7, so as to ensure the stability of the sliding plate 7 during sliding, and then improve the accuracy of adjusting the degree of the metal scraper 3 protruding the rubber scraper 2, and the scraper seat 1 is arranged as the structure that the upper seat plate 11 and the lower seat plate 12 are fastened and combined through the second bolt 13, which facilitates the disassembly and assembly of the rubber scraper 2, the sliding plate 7, the transmission screw rod 4, the transmission worm wheel 5 and the transmission worm 6 on the scraper seat 1, facilitates the assembly of the scraper, and facilitates the maintenance and maintenance of the above components.

[0028] In addition, the end of the transmission worm 6 penetrating out of the scraper seat 1 is fixedly connected with an operation handle 61, and the operation handle 61 can facilitate the operation of rotating the transmission worm 6.

[0029] In addition, the part of the transmission worm 6 penetrating out of the scraper seat 1 is sleeved with a brake spring 62 between the scraper seat 1 and the operation handle 61, the brake spring 62 applies a certain resistance to the rotation of the operation handle 61 relative to the scraper seat 1 through the restoring force, prevents the transmission worm 6 from rotating to drive the metal scraper 3, and ensures the stability of the metal scraper 3 during the coating operation with the screen roller.

[0030] The above only describes the preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An electrochemical aluminum coating doctor blade comprising a doctor blade seat (1), a rubber doctor blade (2) and a metal doctor blade (3), characterized in that: The metal scraper (3) is slidably arranged on the scraper seat (1) and the end of the metal scraper (3) is fixedly connected with a transmission screw rod (4), the scraper seat (1) is rotatably arranged with a transmission worm wheel (5) and a transmission worm (6) engaged with the transmission worm wheel (5), the transmission screw rod (4) is screwed in the inner hole of the transmission worm wheel (5), and the end of the transmission worm (6) penetrates out of the scraper seat (1).

2. The doctor blade for electrochemical aluminum coating according to claim 1, characterized in that: A sliding groove penetrating through the scraper seat (1) is formed in the scraper seat (1), the sliding groove is slidably arranged with a sliding plate (7), the sliding plate (7) is arranged with a first mounting groove (71) matched with the metal scraper (3), the metal scraper (3) is inserted into the first mounting groove (71) through the slot of the first mounting groove (71), the first bolt (72) penetrating through the metal scraper (3) is arranged on the sliding plate (7), and the transmission screw rod (4) is fixedly connected to the end of the sliding plate (7).

3. The doctor blade for electrochemical aluminum coating according to claim 2, characterized in that: A support plate (8) abutting against the upper and lower surfaces of the sliding plate (7) is fixedly arranged on the top wall and the bottom wall of the sliding groove, the support plate (8) is arranged with two guide grooves (81) parallel to the sliding direction of the sliding plate (7), the upper and lower surfaces of the sliding plate (7) are each formed with a plurality of guide columns (73) matched with the guide grooves (81) and retained in the guide grooves (81), and the first bolt (72) is arranged in the guide column (73).

4. The doctor blade for electrochemical aluminum coating according to claim 3, characterized in that: The scraper seat (1) is composed of an upper seat plate (11) and a lower seat plate (12), the lower seat plate (12) is arranged with a second mounting groove (121) matched with the rubber scraper (2), the rubber scraper (2) is arranged in the second mounting groove (121), a plurality of second bolts (13) penetrating through the two support plates (8) downward and screwed on the lower seat plate (12) are arranged on the upper seat plate (11), and the lower seat plate (12) clamps the rubber scraper (2) in cooperation with the support plates (8).

5. The doctor blade for electrochemical aluminum coating according to claim 4, characterized in that: The transmission worm wheel (5) is formed with a support sleeve (51) at each of the two ends in the axial direction, the lower seat plate (12) is arranged with two first rotating grooves (111) opposite to the two support sleeves (51), the upper seat plate (11) is arranged with two second rotating grooves (122) opposite to the two support sleeves (51), and when the upper seat plate (11) is combined with the lower seat plate (12), the support sleeve (51) is rotatably retained in the circular hole formed by the combination of the first rotating groove (111) and the second rotating groove (122).

6. The doctor blade for electrochemical aluminum coating according to claim 5, characterized in that: The end of the transmission worm (6) penetrating out of the scraper seat (1) is fixedly connected with an operation handle (61).

7. The doctor blade for electrochemical aluminum coating according to claim 6, characterized in that: The transmission worm (6) is sleeved with a brake spring (62) between the scraper seat (1) and the operation handle (61) on the part penetrating out of the scraper seat (1).

Images