CN218190735U - Frock is applied paint with a brush to PTC resistance card for experiments - Google Patents

Abstract

The utility model belongs to the technical field of the equipment technique is applied paint with a brush to PTC resistance card and specifically relates to a frock is applied paint with a brush to PTC resistance card for experiments is related to, the on-line screen storage device comprises a base, be provided with on the base upper surface and place the board, the base is located it is provided with a plurality of support column, adjacent two to rotate on the upper surface of board one side to place all slide on the support column and be provided with the lift seat, be provided with the drive on the base the drive assembly that the lift seat slided in step, it is provided with the silk screen frame to rotate on the lift seat, and this application has the effect of convenient and fast's regulation silk screen frame's height more.

Description

Frock is applied paint with a brush to PTC resistance card for experiments

Technical Field

The application relates to the technical field of PTC resistor disc painting equipment, in particular to a PTC resistor disc painting tool for experiments.

Background

PTC refers to a positive temperature coefficient thermistor, abbreviated as PTC thermistor. A PTC thermistor is a semiconductor resistor typically having temperature sensitivity, and its resistance value increases stepwise with an increase in temperature when a certain temperature (curie temperature) is exceeded.

After the PTC resistor disc is manufactured, a performance detection test needs to be carried out on the PTC resistor disc, a silver conductive layer needs to be coated on the surface of the PTC resistor disc before the performance detection test is carried out, and when the silver conductive layer is coated, a PTC resistor disc coating tool for the test needs to be used.

The PTC resistance card coating tool for the experiment comprises a base, a placing plate is fixedly arranged on the side wall of the base, a plurality of supporting columns are fixedly arranged at one ends, far away from the placing plate, of the side wall of the base, the side wall of the base is in contact with the placing plate, a silk screen frame is rotatably arranged between every two adjacent supporting columns, and the silk screen frame can lift on the supporting columns through a handle. When the PTC resistance card is coated with a brush, the PTC resistance card is placed on the placing plate, then the screen frame is rotated and adjusted to a proper height, so that the screen on the screen frame is contacted with the side wall of the PTC resistance card, silver liquid can be coated on one side, away from the base, of the screen on the screen frame, the screen frame can be rotated after the PTC resistance card is coated, the screen frame and the PTC resistance card are separated from each other, and the PTC resistance card can be taken down from the placing plate.

In view of the above-mentioned related technologies, the inventor believes that when the existing experimental PTC resistor sheet painting tool is used for adjusting the height of the screen frame, two handles on the supporting column need to be rotated simultaneously for adjustment, so that the operation is inconvenient and a place to be improved exists.

SUMMERY OF THE UTILITY MODEL

In order to the height of convenient and fast's regulation silk screen frame more, this application provides a frock is applied paint with a brush to PTC resistance card for experiments.

The application provides a frock is applied paint with a brush to PTC resistance card for experiments, adopts following technical scheme:

the utility model provides a frock is applied paint with a brush to PTC resistance card for experiments, includes the base, be provided with on the base upper surface and place the board, the base is located it is provided with a plurality of support column, adjacent two to rotate on the upper surface of board one side to place all to slide on the support column and be provided with the lift seat, be provided with the drive on the base the drive assembly that the lift seat slided in step, it is provided with the silk screen frame to rotate on the lift seat.

Through adopting above-mentioned technical scheme, when PTC resistance card thickness changes, slide and then drive the silk screen and keep away from and place the board towards deviating from the direction of placing the board through drive assembly drive lift seat, then rotate silk screen frame to level, place PTC resistance card on placing the board after, rethread drive assembly drive lift seat is automatic to be close to the direction of placing the board and slides, until silk screen frame and PTC resistance card lateral wall butt, and then apply paint with a brush to PTC resistance card. So set up, realize the automatic rising of silk screen frame through drive assembly, and then convenient and fast's more height of adjusting the silk screen frame.

Optionally, the driving assembly includes a driving gear disposed on any one of the supporting columns, a driven gear disposed on an adjacent supporting column, a transmission toothed belt wound on the driving gear and the driven gear, a transmission gear disposed between two adjacent supporting columns and engaged with the transmission toothed belt, and a driving member for driving the transmission gear to rotate.

By adopting the technical scheme, the lifting seat is driven to lift through the gear and toothed belt transmission, the characteristics of stability and reliability, high working efficiency, long service life, low cost and convenience in use and maintenance of the toothed belt transmission are utilized, the cost is saved while the automatic stable lifting of the screen frame is realized, and the overall practicability of the experimental PTC resistance sheet coating tool is improved.

Optionally, two adjacent lifting seats rotate and are provided with the dwang, the dwang orientation be provided with the fixed slot on placing the lateral wall of board, the silk screen frame can be dismantled and set up in the fixed slot, the dwang deviates from it makes to be provided with on placing the lateral wall of board the silk screen frame keeps horizontally balanced subassembly.

Through adopting above-mentioned technical scheme, can take place to damage or the possibility of jam in the long-term use of screen frame, with screen frame demountable installation in the fixed slot, the change of the screen frame of being convenient for when realizing the screen frame pivoted has improved the life who applies paint the frock with a brush, and balanced subassembly is used for keeping the level of screen frame for applying paint more evenly to PTC resistance card.

Optionally, the balance assembly includes the perpendicular to the balancing pole that the dwang set up, slide and set up balancing piece on the balancing pole and will the balancing piece is locked retaining member on the balancing pole, the balancing piece is towards being close to or deviating from the direction of wire mesh frame is slided.

Through adopting above-mentioned technical scheme, the balancing piece that sets up on the balancing pole that slides can utilize lever principle to reduce the weight that the silk screen frame applyed on the PTC resistance card, has reduced the silk screen frame and has leaded to the possibility that the PTC resistance card damaged to the too big pressure that applies of PTC resistance card. When the screen frame of different weight is changed, can be through changing the distance between balancing piece and the fixed slot for screen frame and balancing piece are in balanced state all the time, have promoted to apply paint the holistic adaptability of frock with a brush.

Optionally, the placing plate is slidably disposed on the base.

Through adopting above-mentioned technical scheme, need apply paint specific circuit pattern with a brush sometimes on the PTC resistance piece, the silk screen frame has the figure position that corresponds with the PTC resistance piece, but during the in-service use, the pattern that the pattern shape position on the silk screen frame can not just right with the pattern on the PTC resistance piece, and the silk screen frame that slides the setting is convenient for correspond with pattern on the PTC resistance piece, and then applies paint with a brush, has promoted the universality of applying paint the frock with a brush.

Optionally, a displacement assembly for driving the placing plate to slide at any position in the horizontal plane is arranged on the base, and the displacement assembly comprises a first linear module for driving the placing plate to be close to or far away from the supporting column and a second linear module for driving the placing plate to move in the direction perpendicular to the sliding direction of the first linear module.

Through adopting above-mentioned technical scheme, when needing to carry out specific pattern to PTC resistance card and apply paint with a brush, the figure position that corresponds on the screen frame may be located the optional position, mutually supports through first sharp module and second sharp module, can realize the removal of screen frame optional position in the base within range, and then more convenient and fast transports the PTC resistance card to the figure position department that the screen frame corresponds, has further promoted the adaptability of applying paint the frock with a brush.

Optionally, a switch for controlling the driving assembly to open and close is arranged on the base.

Through adopting above-mentioned technical scheme, when drive assembly drive lift seat goes up and down, the staff is difficult in time to close drive assembly, just so causes the silk screen frame too to slide easily and leads to the PTC resistance card to damage, can make things convenient for opening and close of timely control drive assembly of staff through the switch on the base, and then has reduced the silk screen frame too and has slided the possibility of crushing PTC resistance card.

Optionally, the side wall of the base is symmetrically provided with handles.

Through adopting above-mentioned technical scheme, when the frock is applied paint with a brush to PTC resistance card for experiments and need remove, can grab and hold the handle and will apply paint the frock end with a brush and play the removal, convenient and fast has improved the convenience that frock was applied paint with a brush to PTC resistance card for experiments.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lifting seat is driven by the driving assembly to slide towards the direction deviating from the placing plate so as to drive the silk screen to be far away from the placing plate, then the silk screen frame is rotated to the level, the PTC resistance card is placed on the placing plate, the lifting seat is driven by the driving assembly to automatically slide towards the direction close to the placing plate until the silk screen frame is abutted against the side wall of the PTC resistance card, and then the PTC resistance card is coated. So set up, realize the automatic rising of silk screen frame through drive assembly, and then convenient and fast's more height of adjusting the silk screen frame.

2. By means of the balancing assembly, the possibility that the PTC resistor sheet is damaged due to the fact that the silk screen frame exerts excessive pressure on the PTC resistor sheet is reduced. When changing the screen frame of different weight, can be through changing the distance between balancing piece and the fixed slot for screen frame and balancing piece are in balanced state all the time, place the board through the drive of first sharp module and second sharp module simultaneously and slide at base within range optional position, and then more convenient and fast transports the pattern position department that the screen frame corresponds with the PTC resistance card, have promoted and have applied paint the holistic adaptability of frock with a brush.

3. Through the lift of gear tooth belt transmission drive lift seat, utilize the steady reliable, the work efficiency height of tooth belt transmission, long service life, with low costs and use and maintain convenient characteristic, practiced thrift the cost when realizing the automatic steady lift of silk screen frame, promoted the holistic practicality of frock is applied paint with a brush to PTC resistance card for the experiments.

Drawings

Fig. 1 is a schematic diagram of an axis of an overall structure of a PTC resistor coating tool for experiments in an embodiment of the present application.

Fig. 2 is an axis view mainly showing the positional relationship between the switch and the base in the embodiment of the present application.

Reference numerals: 1. a base; 2. placing a plate; 3. a displacement assembly; 31. a first linear module; 32. a second linear module; 4. a support pillar; 41. a rotating part; 42. a threaded portion; 43. a limiting part; 5. a lifting seat; 6. rotating the rod; 7. a wire mesh frame; 8. a drive assembly; 81. a driving gear; 82. a driven gear; 83. a transmission gear; 84. a drive toothed belt; 85. a drive member; 9. fixing grooves; 10. locking the bolt; 11. a balancing component; 111. a balancing pole; 112. a counterbalance; 113. a locking member; 12. a handle; 13. and (4) switching.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses frock is applied paint with a brush to PTC resistance card for experiments.

Referring to fig. 1, a frock is applied paint with a brush to PTC resistance card for experiments, including base 1, place board 2 and displacement assembly 3, base 1 with place board 2 and can be arbitrary shape, in this embodiment, base 1 and place board 2 all are the cuboid form, and the area of placing board 2 upper surface is less than the area of base 1 upper surface, place board 2 and slide through displacement assembly 3 and install on base 1 upper surface, PTC resistance card is placed and is being placed board 2 in order to accomplish subsequent work of applying paint with a brush.

Referring to fig. 1, a frock is applied paint with a brush to PTC resistance card for experiments, still include a plurality of support column 4, lift seat 5, dwang 6 and screen frame 7, a plurality of support column 4 rotates and installs on base 1 upper surface, in this embodiment, support column 4 installs two and with base 1 integrated into one piece, lift seat 5 corresponds with support column 4 and installs two, and lift seat 5 and support column 4 threaded connection, screen frame 7 rotates through dwang 6 and installs between two lift seats 5, during the regulation, through rotating support column 4, the spiral rotation of support column 4 is transformed into the straight line elevating movement of lift seat 5, and then drive screen frame 7 and go up and down.

Referring to fig. 1, the supporting column 4 includes a rotating portion 41, a threaded portion 42 and a limiting portion 43, the rotating portion 41 is rotatably installed in the base 1, the threaded portion 42 is used for being in threaded connection with the lifting seat 5, the limiting portion 43 plays a limiting role in the lifting seat 5, and the possibility that the lifting seat 5 falls off due to the fact that the supporting column 4 rotates for too many turns is reduced.

Referring to fig. 1, a driving assembly 8 for driving two supporting columns 4 to rotate synchronously is installed on a base 1, the driving assembly 8 includes a driving gear 81, a driven gear 82, a transmission gear 83, a transmission toothed belt 84 and a driving member 85, the driving gear 81 is sleeved and fixed on the outer wall of a rotating portion 41 of one of the supporting columns 4, the driven gear 82 is sleeved and fixed on the outer wall of the rotating portion 41 of the other supporting column, the driving member 85 is fixed on the side wall of the base 1 close to one side of the supporting column 4 through a bolt, in this embodiment, the driving member 85 adopts a driving motor, the transmission gear 83 is sleeved on an output shaft of the driving member 85, and the transmission toothed belt 84 is wound outside the driving gear 81, the driven gear 82 and the transmission gear 83.

During the use, start driving piece 85 and drive gear 83 and rotate, and then drive driving gear 81 and driven gear 82 synchronous rotation through transmission cingulum 84 to realize the synchronous rotation of two spinal branch daggers 4, realize the automatic rising of silk screen frame 7, make to the regulation of adjusting the height of silk screen frame 7 convenient and fast more.

Referring to fig. 1 and 2, displacement assembly 3 includes first straight line module 31 and second straight line module 32, and the straight line module is prior art, does not do too much to describe, has seted up the mounting groove along 1 length direction of base on the base 1 upper surface, and first straight line module 31 inlays to establish and installs in the mounting groove, and second straight line module 32 passes through bolt fixed mounting on the slider of first straight line module 31, places board 2 and passes through bolt fixed mounting on the slider of second straight line module 32.

First sharp module 31 drives second sharp module 32 and places board 2 and slides along base 1 length direction, second sharp module 32 is used for driving and places board 2 and slides along base 1 width direction, when needs with specific figure position on the screen frame 7 with the circuit on the PTC resistance card correspond, displacement assembly 3 can realize the removal of screen frame 7 at base 1 within range optional position, and then more convenient and fast transports the PTC resistance card to the figure position department that screen frame 7 corresponds, the adaptability of applying paint the frock with a brush has been promoted.

Referring to fig. 1 and 2, a strip-shaped fixing groove 9 with a cross section shaped like a Chinese character '21274', is welded and fixed on the side wall of the rotating rod 6 facing the placing plate 2, a locking bolt 10 penetrates through the top side wall thread of the fixing groove 9, and the screen frame 7 is clamped and fixed between the locking bolt 10 and the bottom side wall of the fixing groove 9, so that the screen frame 7 can be detachably mounted, and the service life of the painting tool is prolonged.

Referring to fig. 1, the side wall of the placing plate 2 deviating from the rotating rod 6 is provided with a balance component 11 for keeping the screen frame 7 horizontal, the balance component 11 includes a balance rod 111, a balance block 112 and a locking member 113, in this embodiment, the balance rod 111 and the balance block 112 are both cylindrical, the balance rod 111 is vertically welded on the side wall of the fixing groove 9 deviating from the rotating rod 6, the balance block 112 is slidably sleeved on the outer wall of the balance rod 111, the locking member 113 is arranged on the measuring wall of the balance block 112 in the periphery and is abutted to the outer wall of the balance rod 111, and further the balance block 112 and the balance rod 111 are relatively fixed, in this embodiment, the locking member 113 may be a bolt.

The balancing component 11 reduces the weight of the screen frame 7 applied on the PTC resistor disc through the lever principle, reduces the probability that the screen frame 7 damages the PTC resistor disc due to the overlarge pressure applied on the PTC resistor disc, and is favorable for improving the overall applicability of the experimental PTC resistor disc painting tool.

When the screen frame 7 with different weights is replaced, the distance between the balance block 112 and the fixing groove 9 can be changed, so that the screen frame 7 and the balance block 112 continue to keep a relatively balanced state, when the balance block 112 is moved, the locking member 113 is firstly loosened, then the balance block 112 is moved on the balance rod 111, when the balance block 112 is moved to a required position, the balance block 112 can be fixed at the current position through the locking member 113 again, and the adaptability of the balance assembly 11 is improved.

Referring to fig. 1 and 2, two handles 12 are symmetrically welded on two side walls of the base 1 in the width direction, and when an operator needs to move the experimental PTC resistor sheet coating tool, the operator can lift the tool quickly through the two handles 12 to move, so that the convenience of the experimental PTC resistor sheet coating tool is improved.

Referring to fig. 2, a switch 13 for controlling the opening and closing of the driving assembly 8 is installed on the side wall of one side of the base 1, and the opening and closing of the driving assembly 8 can be conveniently and timely controlled by a worker through the switch 13 on the base 1, so that the possibility that the screen frame 7 excessively slides to crush the PTC resistor disc is reduced.

The implementation principle of the PTC resistance chip coating tool for the experiment is as follows: when the thickness of the PTC resistive sheet to be coated changes, the switch 13 is turned on the driving assembly 8 to drive the lifting seat 5 to ascend, and then the silk screen frame 7 is rotated to place the PTC resistive sheet on the placing plate 2. After the PTC resistor disc is placed, the screen frame 7 is rotated, the screen frame 7 is controlled to be in a horizontal state through the balance assembly 11, then the switch 13 is pressed to start the driving assembly 8, the screen frame 7 descends until the screen frame 7 is in contact with the side wall of the PTC resistor disc, painting is finished, the height adjusting process of the whole screen frame 7 is automatically completed through the driving assembly 8, and the method is convenient and fast.

When the PTC resistor disc needs to be coated with a brush with a circuit corresponding to a specific pattern part on the screen frame 7, the PTC resistor disc can be quickly conveyed to the position corresponding to the screen frame 7 through the displacement assembly 3, and the overall adaptability and the practicability of the coating tool are improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a frock is applied paint with a brush to PTC resistance card for experiments which characterized in that: including base (1), be provided with on base (1) the upper surface and place board (2), base (1) is located it is provided with a plurality of support column (4) to rotate on the upper surface of placing board (2) one side, adjacent two all slide on support column (4) and be provided with lift seat (5), be provided with the drive on base (1) drive assembly (8) that lift seat (5) slided in step, it is provided with silk screen frame (7) to rotate on lift seat (5).

2. The PTC resistor sheet painting tool for experiments according to claim 1, wherein the tool comprises: the driving assembly (8) comprises a driving gear (81) arranged on any one supporting column (4), a driven gear (82) arranged on the adjacent supporting column (4), a transmission toothed belt (84) wound on the driving gear (81) and the driven gear (82), a transmission gear (83) located between the two adjacent supporting columns (4) and meshed with the transmission toothed belt (84), and a driving piece (85) for driving the transmission gear (83) to rotate.

3. The experimental PTC resistor sheet brushing tool according to claim 1, characterized in that: two adjacent lift seat (5) are rotated and are provided with dwang (6), dwang (6) orientation be provided with fixed slot (9) on placing the lateral wall of board (2), wire screen frame (7) can be dismantled the setting and be in fixed slot (9), dwang (6) deviate from it makes to be provided with on placing the lateral wall of board (2) wire screen frame (7) keep horizontally balanced subassembly (11).

4. The PTC resistor sheet painting tool for experiments according to claim 3, wherein the tool comprises: balance member (11) include the perpendicular to balance beam (111), the setting of sliding that dwang (6) set up are in balancing piece (112) on balance beam (111) and with balancing piece (112) lock retaining member (113) on balance beam (111), balancing piece (112) are towards being close to or deviating from the direction of silk screen frame (7) is slided.

5. The experimental PTC resistor sheet brushing tool according to claim 1, characterized in that: the placing plate (2) is arranged on the base (1) in a sliding mode.

6. The PTC resistor sheet painting tool for experiments according to claim 5, wherein the tool comprises: the base (1) is provided with a displacement assembly (3) for driving the placing plate (2) to slide at any position in the horizontal plane, and the displacement assembly (3) comprises a first linear module (31) for driving the placing plate (2) to be close to or far away from the supporting column (4) and a second linear module (32) for driving the placing plate (2) to move along the direction perpendicular to the sliding direction of the first linear module (31).

7. The experimental PTC resistor sheet brushing tool according to claim 1, characterized in that: and a switch (13) for controlling the opening and closing of the driving component (8) is arranged on the base (1).

8. The PTC resistor sheet painting tool for experiments according to claim 1, wherein the tool comprises: handles (12) are symmetrically arranged on the side wall of the base (1).

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