WO2018223574A1

WO2018223574A1 - Supporting mechanism for automatically adjusting spraying vehicle frame

Info

Publication number: WO2018223574A1
Application number: PCT/CN2017/105606
Authority: WO
Inventors: 汤振华
Original assignee: 汤振华
Priority date: 2017-06-09
Filing date: 2017-10-11
Publication date: 2018-12-13
Also published as: CN107223654A; CN107223654B

Abstract

Disclosed is a supporting mechanism for automatically adjusting a spraying vehicle frame, the supporting mechanism comprising an ejector rod (300), a drive screw (200), an electric motor (100) and a fixing panel (400), wherein the electric motor (100) is fixedly mounted on one side of the fixing panel (400); the ejector rod (300), the drive screw (200) and the electric motor (100) are successively connected; the electric motor (100) is used for driving the drive screw (200) to move up and down, thereby pushing the ejector rod (300) to support a front side of a suspension arm structure of the spraying vehicle frame; and the fixing panel (400) is used for fixing the supporting mechanism onto a spray painting machine body. The supporting mechanism has the advantages of a human-oriented design, simple assembly of parts, convenient installation and a high automation degree, and can be fully applied to industrial production.

Description

Description: The invention relates to an automatic adjustment of the spray frame support mechanism

[0001] This patent relates to the field of industrial inkjet technology, and in particular to an automatic adjustment of a spray frame support mechanism.

Background technique

[0002] At present, industrial inkjet printers are widely used in the processing industries of ceramic tiles, glass, wood, fabrics, etc., and the glazes are sprayed onto the bricks or glass of tiles by means of inkjet printing, and then fired, after firing. The color and texture of the glaze will change color. The existing industrial inkjet printer can be applied to the flat full color printing of any material. Its subversive digital printing concept brings a new style to the processing industry of ceramic tile and glass, and it has swept the whole industry with unstoppable Reducing production costs and improving production efficiency have created good conditions to replace silk screen, pad printing and transfer equipment. It can produce higher printing quality than traditional methods without plate making and color registration, and the machine is easy to operate and stable. Fully meet the industry's mass production requirements. Moreover, the application of the inkjet printer also greatly reduces the dust generated during the processing, and the reduction of the harmful substances in the process to the operator's body damage, and can further reduce the degree of industrial pollution, so the current technology is widely Respected by the industry.

[0003] The suspended spray frame is used to fix the spray car, which has higher processing efficiency, better precision of inkjet printing and higher automation than the conventional method of spraying the tile or glass by means of spray moving. , the workpiece print quality is good, and the suspended spray frame is more conducive to the installation, disassembly or repair of the spray car than the integral spray frame, the material cost of production preparation is lower, but the suspended spray frame The balance stability is poor. Although the material with higher strength is used as the main body of the bracket, the long-term use is inevitable that the fixed bracket of the spray frame is worn out, and the spray frame is inclined to the side of the suspension, so that the position of the spray is prone to partial deviation. Move, which has a greater impact on the accuracy of the printed pattern during the printing process.

technical problem

[0004] The technical problem to be solved by the present patent is to overcome the deficiencies of the prior art, and to provide a self-adjusting spray frame support mechanism that maintains a balanced balance of the spray frame.

Problem solution

Technical solution [0005] This patent achieves the above objects through the following technical solutions:

[0006] A self-adjusting spray frame support mechanism includes a jack, a drive screw, a motor and a fixed panel, the motor is fixedly mounted on one side of the fixed panel, and the jack, the drive screw and the motor are sequentially connected The motor is used to drive the transmission screw to move up and down, and then push the top rod to support the front side of the spray frame cantilever structure, and the fixed panel is used to fix the support mechanism to the inkjet machine body.

[0007] The ejector pin, the transmission screw and the motor of the patent are integrally fixedly connected and fixed on the body of the inkjet printer through a fixed panel, and in the printing operation, when the spray frame is lowered to a preset position, the patent That is, the plane where the body is located is taken as the horizontal reference position. On the one hand, the ejector rod can support the front side of the cantilever structure of the spray frame, and on the other hand, under the driving action of the motor, the level of the front side of the cantilever structure of the spray frame can also be The position is automatically fine-tuned to match the horizontal level of the body. Using the cymbal, the fixed panel of the patent is fixedly mounted on the body of the inkjet printer and placed under the spray frame, corresponding to the front side of the cantilever structure of the spray frame, and the motor drive is started according to the specific position reached by the drop of the spray frame. The raising or lowering of the driving screw drives the up and down movement of the ram, thereby generating an upward lifting force or supporting force on the front side of the cantilever structure of the spray frame, and then the user performs appropriate fine adjustment according to the actual situation, that is, Print jobs can be achieved. The spray frame is in a balanced position in a horizontal position.

[0008] In the above solution, the patent further includes a top block, and the top block is disposed corresponding to the jack, and is fixed on the front side of the cantilever structure of the spray frame for receiving the supporting function of the jack. The setting of the top block provides a clear action site for the ram, which makes the support or fine-tuning more specific, and only needs to match different top blocks according to different spray frames, which is beneficial to the standardization of this patent. Production, making it easier to install, disassemble or replace as an additional accessory for a wider range of applications.

[0009] In the above solution, the upper side of the fixed panel is provided with a rail hole, and a rail is further disposed corresponding to the rail hole, and the rail is fixed to a front side of the cantilever structure of the spray frame, and is configured to pass through the rail The rail hole is fixed to the relative position of the support mechanism and the spray frame, thereby ensuring that the jack can accurately act on the spray frame to achieve an optimal support effect.

[0010] In the above solution, the rail hole is provided with two, the ejector rod is symmetrically disposed symmetrically, and corresponding to the two guide rails, further determining that the ejector rod can act on the spray car The most appropriate position of the frame to enhance the support of this patent.

[0011] In the above solution, the patent further includes a limiting device, wherein the limiting device includes a limiting member and a limit device, The limiting member is fixed to a side of the driving screw, and the limiting clamp is fixed on the fixed panel, on the same side of the driving screw, and is connected to the motor control, and cooperates with the limiting member to control the motor to start stop.

[0012] Since this patent is an automatic adjustment support mechanism using a motor as a driving force, although the driving of the motor only acts to slightly adjust the position of the ejector pin, excessive rise or fall will cause certain damage to the spray frame. Acting or failing to support, even causing damage to the support mechanism itself, so the limit device is provided, and when the drive screw reaches the limit position, the limit member and the fixed panel on the drive screw can be passed. The buckle function of the upper limit switch prevents the upper and lower movement of the ejector pin, thereby avoiding damage to the spray frame or insufficient support, or damage to the support mechanism itself. Further optimized, the limit is connected to the starting circuit of the motor, and when the transmission screw reaches the corresponding limited position, the starting circuit of the motor can be cut off, thereby stopping the driving of the motor and ensuring the ejector Move in the right place.

[0013] In the above solution, the limit switch includes an upper limit position and a lower limit position, and is respectively disposed at an upper portion and a lower portion of the fixing panel for defining a distance at which the transmission screw moves up and down. At the same time, the upper and lower limits of the transmission screw are set to ensure that the ram can exert the best support or adjustment effect in the proper action range.

[0014] In the above solution, the patent further includes an in-situ sensor, the in-situ sensor is mounted on the fixed panel, on the same side of the transmission screw, and the transmission screw is provided with an inductive component, when the inductive component arrives The position of the home position sensor triggers the drive screw in the starting position. The setting position of the home position sensor is the starting position of the movement of the transmission screw. Since the patent is a relatively small external component with respect to the spray frame or the ink jet machine body, the fine adjustment process is extremely inconspicuous, so it is necessary to start Tip settings for the starting position to ensure accurate positioning.

[0015] In the above solution, the top end of the ejector pin has a semi-circular structure, so that the apex bar and the spray frame are in point contact instead of surface contact, thereby avoiding deviation due to the production process, such as unevenness of the cutting surface, etc., affecting the top The top of the rod supports or regulates the front side of the cantilever structure of the spray frame.

[0016] In the above solution, the top end of the ejector rod is made of copper material, and since copper is a soft metal material, on the one hand, the long-term use of the patent can reduce the serious wear on the spray frame or the ejector rod. The copper material has a certain hardness and is not easily deformed by the pressure of the spray frame.

Advantageous effects of the invention Beneficial effect

[0017] This patent realizes the support and fine adjustment of the suspended spray frame by the extremely simple mechanical structure through the interconnection application of the ejector pin, the transmission screw, the motor and the fixed panel, and makes up for the long-term suspension of the suspended spray frame. The use of unstable shortcomings assists and improves the application, which is beneficial to improve the durability and stability of the spray frame, and thus ensures the print quality of the spray processing by using the suspended spray frame to fix the spray car. In addition, this patent clearly defines the installation position and adjustment interval of the patent by means of a top block, a guide rail, a limiting device and an in-situ sensor, and further realizes the effect of precise automatic fine adjustment and stable support. The design is user-friendly, the parts are simple to assemble, the installation is convenient, and the degree of automation is high, which can be fully applied to industrial production.

Brief description of the drawing

DRAWINGS

1 is a schematic view of the patent.

2 is a schematic view of the position limiting device and the home position sensor of the present patent.

[0020] In the figure: 100 motor, 200 drive screw, 300 ram, 310 top block, 400 fixed panel, 410 rail hole, 500 rail, 610 limiter, 621 upper limit 、, 622 lower limit 、, 700 In-situ sensor.

Embodiments of the invention

[0021] To further illustrate the structure and working principle of the present patent, the present patent will be further described in detail below with reference to the accompanying drawings. The drawings are for illustrative purposes only, and are merely schematic representations, rather than physical diagrams, and are not to be construed as limiting.

[0022] As shown in FIG. 1, this embodiment discloses an automatic adjustment of the spray frame support mechanism, including the motor 100, the drive screw 200, the jack 300, and the fixed panel 400. The motor 100 is fixedly mounted on one side of the fixed panel 400 by a partition plate. The driving screw 200 and the ejector rod 300 are disposed on the partition plate and sequentially connected to the motor 100 to form an integral structure. The jack 300 passes through the upper side panel of the fixed panel 400. Corresponding to the jack 300, a top block 310 is provided on the spray frame. The upper side panel of the fixed panel 400 is provided with two rail holes 410. The two rail holes 410 are symmetrically arranged with the ram 300 as an axis of symmetry, and corresponding to the two rails 500, the two The root rails 500 are arranged in parallel and fixed to the spray frame. Preferably, the top end of the ram 300 is a semi-circular structure, and the top end thereof is made of a copper material. [0023] As shown in FIG. 2, the embodiment further includes a limiting device and a home position sensor 700. The limiting device includes a limiting member 610 and a limit switch. The limiting member 610 is disposed around the driving screw 200. The limit switch includes an upper limit switch 621 and a lower limit switch 622. The upper limit switch 621 is fixed to an upper portion of the fixed panel 400, on the same side of the drive screw 200, correspondingly The lower limit switch 622 is fixed to the lower portion of the fixed panel 400 on the same side as the drive screw 200. The upper limit switch 621 and the lower limit switch 622 are respectively connected to the motor 100, and cooperate with the limit member 610 to control the start and stop of the motor 100. The in-situ sensor 700 is an infrared light emitting device disposed at a position of the lower limit switch 622. Preferably, the limiting member 610 of the driving screw 200 is provided with an infrared sensing member. The infrared sensing component can trigger the home position sensor 700. The home position sensor 700 is connected to the starting circuit of the motor 100, and can control the start and stop of the motor 100.

[0024] Using the cymbal, the fixing panel 400 of the embodiment is connected to the body of the inkjet printer by bolting or the like, and the spray frame is controlled to descend to a specific position according to the requirements of the printing pattern, so as to be located at the front side of the cantilever structure of the spray frame. The upper rail 500 passes through the rail hole 410 of the upper side panel of the fixing panel 400, and the top block 310 is installed between the two rails 500 at a position corresponding to the jack 300, and the motor 100 is started. The jack 300 is brought into contact with the top block 310. Subsequently, the user can start the motor 100 again according to the balance of the spray frame, and raise or lower the top rod 300 to adjust the spray frame to be parallel to the ink jet machine body. When the same motor 100 is started, the upper limit switch 621, the lower limit switch 622 and the home position sensor 70 0 are also activated, in an operating state: when the drive screw 200 is driven by the motor 100 The limit member 610 thereon touches the upper limit switch 621 or the lower limit switch 622, and the feedback signal is sent to the console to prompt the user to support the mechanism to reach the limit position, and the motor 100 is cut off at the same time. The starting circuit stops the operation of the motor 100; when the in-situ sensor 700 is in the working state, the infrared light is continuously emitted, and when the infrared sensing element on the limiting member 610 reaches the position of the in-situ sensor 700, The infrared light is reflected back to the in-situ sensor 700, and the trigger sensor feeds back the signal to the console to prompt the user to support the mechanism to reach the minimum limit, and also cuts off the starting circuit of the motor 100 to stop the operation of the motor 100. With this double limit, the support mechanism is safe and stable.

[0024] It is apparent that the above-described embodiments of the present invention are merely illustrative of the present invention and are not intended to limit the embodiments of the present invention. Other variations or modifications of the various forms may be made by those skilled in the art in light of the above description. No need to be here and no Some implementations are exhaustive. Any modifications, equivalent substitutions and improvements made within the spirit and scope of this patent are intended to be included within the scope of the appended claims.

Claims

Claim

A self-adjusting spray frame support mechanism, comprising: a top rod, a drive screw, a motor and a fixed panel, wherein the motor is fixedly mounted on one side of the fixed panel, and the jack, the drive screw and the motor are in turn Connected, the motor is used to drive the transmission screw to move up and down, and then push the top rod to support the front side of the spray frame cantilever structure, and the fixed panel is used to fix the support mechanism to the inkjet machine body.

A self-adjusting spray frame support mechanism according to claim 1, further comprising a top block, wherein the top block is disposed corresponding to the top rod and fixed on a front side of the cantilever structure of the spray frame, Accepting the support of the ram.

The automatic adjustment of the spray frame support mechanism according to claim 1, wherein the upper side of the fixed panel is provided with a rail hole, and the guide rail hole is further provided with a guide rail, and the guide rail is fixed to The front side of the spray frame cantilever structure is configured to pass through the rail hole to fix the relative position of the support mechanism and the spray frame.

A self-adjusting spray frame support mechanism according to claim 3, wherein two of the guide rail holes are provided, and the top rod is symmetrically arranged symmetrically, and two corresponding places are provided Said rail.

The automatic adjustment spray frame support mechanism according to any one of claims 1 to 4, further comprising a limiting device, wherein the limiting device comprises a limiting member and a limit switch, the limit The position member is fixed to the side of the transmission screw, and the limit switch is fixed on the fixed panel, on the same side of the transmission screw, and is connected to the motor control, and cooperates with the limiting member to control the start and stop of the motor.

The self-adjusting spray frame support mechanism according to claim 5, wherein the limit switch includes an upper limit switch and a lower limit switch, respectively disposed at an upper portion and a lower portion of the fixed panel, It is used to define the distance that the transmission screw moves up and down.

The self-adjusting spray frame support mechanism according to any one of claims 1 to 4, further comprising an in-situ sensor, wherein the home position sensor is mounted on the fixed panel, and is the same as the transmission screw On the side, the driving screw is provided with an inductive member, and when the sensing member reaches the position of the home position sensor, it triggers the driving screw to be in the starting position. [Claim 8] A self-adjusting spray frame support mechanism according to any one of claims 1 to 8, wherein the top end of the jack is a semicircular structure.

[Claim 9] A self-adjusting spray frame support mechanism according to any one of claims 1 to 8, wherein the top end of the jack is made of a copper material.