CN113579489B

CN113579489B - Collaborative etching equipment

Info

Publication number: CN113579489B
Application number: CN202110812318.XA
Authority: CN
Inventors: 蒋峥嵘; 谢小良; 蒋险峰; 阳小春; 陈刚胜; 孙晓晓; 徐妙眉
Original assignee: Zhejiang Sorfa Life Science Research Co ltd
Current assignee: Zhejiang Sorfa Life Science Research Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2023-07-25
Anticipated expiration: 2041-07-19
Also published as: CN113579489A

Abstract

An automatic collaborative etching device relates to the technical field of plastic part surface etching, which comprises: the etching machine is used for etching the part to be processed; the raw material conveying structure is used for conveying parts to be processed; the clamping table is used for clamping parts of the raw material conveying structure and rotating the parts; the rotating table is used for conveying the clamping table to the etching position of the etching machine, and the clamping table is arranged below the rotating table; the raw material conveying structure is also provided with a detection structure, and when the clamping table rotates the part to the correct position, the detection mechanism controls the clamping table to stop rotating the part. The utility model can position the etching area by matching the detection structure with the control positioning system, and can effectively improve the etching precision.

Description

Collaborative etching equipment

Technical Field

The utility model relates to the technical field of plastic part surface etching, in particular to a collaborative etching device.

Background

Along with the development of informatization, especially the development of application of bar codes and two-dimensional code identification technology in life, bar codes or two-dimensional code identification can be added in commodities produced in the field in various fields to facilitate later information extraction and recording. Therefore, various ways are adopted in the modern industry to print or imprint marks on the surface of goods, and etching is one way.

For example, chinese patent application No. cn201610165719.X discloses a method for laser marking a plastic bottle cap, comprising the steps of: placing the plastic bottle cap on a production line and transmitting the plastic bottle cap to a laser marking platform through a transmission device, wherein a mechanical clamping jaw on the laser marking platform is matched with a positioning part on the plastic bottle cap to position the plastic bottle cap; the laser beam emitted by the laser coding machine beside the laser marking platform is directly printed on the top sheet of the plastic bottle cap, and is directly etched on the top sheet to form a laser etching layer capable of storing product information, wherein the laser etching layer is a rugged two-dimensional code pattern formed on the top sheet by the top sheet being etched by the laser beam; the laser marking machine finishes the laser beam etching mark, the mechanical clamping jaw on the laser marking table is separated from the positioning part on the plastic bottle cover, and the plastic bottle cover is sent to the material receiving device by the conveying device to finish material receiving. The utility model has simple process, health and safety and low cost.

The positioning system and the transportation system of the laser etching machine used in the above proposal are simple in structure and are only used for etching the surface of a simpler plastic part, for example, in the above technical proposal, the etched area is the inner range of the bottle cap, so that the orientation of the bottle cap only needs to be paid attention to during placement, but if an object to be etched is a freezing storage tube with multiple composite identification information according to the utility model of China with the application number of CN202021555878.9, the freezing storage tube is a tubular part, the etched area is a tube side wall, and the placed transportation is highly likely to be etched to the area which is not etched. Therefore, an etching device capable of detecting and positioning the etching area of the object to be processed is needed to improve the etching precision and reduce the occurrence probability of defective products.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the collaborative etching equipment, which can position the etching area through the detection mechanism matched with the control positioning system and can effectively improve the etching precision.

A co-etching apparatus comprising: an etching machine for etching an object to be processed; the raw material conveying mechanism is used for conveying objects to be processed; the clamping table is used for clamping the object to be processed conveyed by the raw material conveying mechanism and rotating the object to be processed; the rotating table is used for conveying the clamping table to the etching position of the etching machine, and the clamping table is arranged above the rotating table; the raw material conveying mechanism is further provided with a detection mechanism, and when the clamping table rotates the object to be processed to a matched position, the detection mechanism controls the clamping table to stop rotating the object to be processed.

As a preferable mode of the above technical solution, the number of the clamping tables is two, the clamping tables are respectively arranged at two ends of the rotating table, and each rotation angle of the rotating table is 180 °.

As the preference of above-mentioned technical scheme, raw materials conveying mechanism includes conveyer pipe, elevating platform and catch bar, the conveyer pipe set up in the catch bar below, the storage tank that is used for holding the article of waiting to process is seted up to the elevating platform upper end, the elevating platform moves to receive the article of waiting to process when the conveyer pipe position, the elevating platform moves to when the catch bar position, the catch bar will wait to process the article in the storage tank is released.

As a preferable mode of the above technical solution, the detecting mechanism is fixedly arranged above the lifting table; when the lifting table descends to the lowest end of the stroke, the object to be processed clamped by the clamping table is located in the detection area of the detection mechanism.

As a preferable aspect of the foregoing disclosure, a blocking wall is disposed on a side of the lifting platform facing the transport pipe, and is configured to block a next object to be processed of the transport pipe during lifting and lowering of the receiving slot after receiving the object to be processed.

As a preferable aspect of the above-described technical solution, the transport pipe is a tubular member having a hollow interior, and the transport pipe is disposed obliquely downward toward the lifting table.

As a preferable aspect of the above-mentioned technical solution, the clamping table includes a plurality of clamping hands, and the number of the detecting mechanisms is the same as the number of the clamping hands.

As the optimization of the technical scheme, a plurality of clamping hands are supported by the clamping hand supporting frame, the clamping hands are arranged in parallel, and the clamping hand supporting frame is in sliding connection with the clamping base.

As the preference of above-mentioned technical scheme, the centre gripping platform include the centre gripping base station and set up in a plurality of centre gripping hand on the centre gripping base station, the centre gripping hand can be along the drive of motor the directional removal of centre gripping base station, simultaneously, every the centre gripping hand can rotate around self axis under the drive of another motor.

As the optimization of the technical scheme, the device further comprises a collecting track which is arranged at the discharge port end of the collaborative etching equipment.

In summary, the utility model has the following advantages:

1. according to the collaborative etching equipment, the clamping type mode is used for positioning, the clamping hand used for clamping can rotate around the central axis of the clamping hand, the detection mechanism is matched for controlling rotation, the area to be etched of an etched object is accurately positioned, the clamping type conveying mode has a remarkable positioning effect on the tubular piece, and the etching precision influenced by the rolling of the tubular piece can be effectively avoided by being different from the conveying belt type conveying mode;

2. furthermore, in the method, the number of the clamping tables is two, and the positions of the two clamping tables are exchanged by controlling the rotation of the rotating table, namely when one clamping table clamps, detects and positions an object to be processed, the other clamping table carries out the operation of conveying the positioned object to be processed to the lower part of the etching machine to finish etching and finally releasing the object into the collecting box, so that the production efficiency can be effectively improved;

3. furthermore, in the embodiment of the application, the intermittent input and clamping type conveying mode is adopted for conveying, a plurality of objects to be processed are conveyed and etched for a single time, and the processing efficiency is improved; the interval transportation of the embodiment of the application is mainly realized by singly capturing and lifting a batch of objects to be processed through the accommodating groove on the lifting platform, and the blocking wall of the lifting platform can block the next batch of objects to be processed from falling out of the transportation pipe after the accommodating groove captures the previous batch of objects to be processed, so that the whole lifting platform has the function of lifting the objects and also has the function of gear;

4. still further, in the embodiment of the present application, the detecting mechanism for detecting is fixedly disposed above the lifting platform, and the detecting mechanism moves up and down along with the lifting platform; when the lifting table descends to the lowest end of the moving range to capture the next batch of objects to be processed, the last batch of objects to be processed is clamped and fixed by the clamping hand, the detection mechanism descends to enable the last batch of objects to be processed to enter a detection area of the detection mechanism, and the last batch of objects to be processed are driven by the clamping hand to rotate and position under the indirect control of the detection mechanism; i.e. a lowering operation of the lifting table not only completes the capturing of the next batch of objects to be processed, but also causes the last batch of objects to be processed to enter into the completion detection and positioning.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is an enlarged view of the structure of the material transporting structure of the present application;

wherein, 1-raw materials transport structure, 11-conveyer pipe, 12-elevating platform, 121-accommodation groove, 12-a-barrier wall, 13-push rod, 2-clamping table, 21-clamping base platform, 22-clamping hand, 23-clamping hand braced frame, 3-detection mechanism, 4-rotating table, a-etching machine, b-collection track.

Detailed Description

The terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible in this specification are defined with respect to the configurations shown in the drawings, and the terms "inner" and "outer" refer to the relative concepts of the terms toward or away from the geometric center of a particular component, respectively, and thus may be changed accordingly depending on the location and use state of the component. These and other directional terms should not be construed as limiting terms.

The utility model is further illustrated by the following examples:

examples:

the utility model provides a device is mainly used for the surface etching of the freezing pipe of the multiple identification information of a compound of chinese utility model such as application number CN202021555878.9, and this freezing pipe's composition district is the non-light-transmitting of colour layer, and relative in order to conveniently observe the inside condition of freezing pipe, this kind of freezing pipe still includes the light-transmitting zone, and this kind of freezing pipe's truck part has two light-transmitting zone and two composition district respectively, and two regions are each other's interval, and this embodiment's device is mainly used for the surface etching of this kind of freezing pipe composition district to the device is etched in coordination.

Referring to fig. 1, the collaborative etching apparatus of the present embodiment generally comprises an etching machine a, a raw material conveying mechanism 1, a clamping table 2, a detecting mechanism 3 and a rotating table 4, wherein the head and tail directions of the frozen storage tubes transported by the raw material conveying mechanism 1 in the present embodiment are fixed and can be determined by manually placing, and the frozen storage tubes with correct head and tail directions can be screened out by mechanical equipment such as a vibration disc.

Referring to fig. 2, the raw material conveying structure 1 includes a conveying pipe 11, a lifting platform 12 and a pushing rod 13, wherein each structure is arranged on a base frame of the whole equipment to stabilize the structure, the lifting platform 12 can longitudinally lift, the pushing rod 13 includes four thimble arranged in parallel, the pushing rod 13 is driven by a motor to transversely move the four thimble, four accommodating grooves 121 are formed in parallel on the upper end surface of the lifting platform 12, and the accommodating grooves 121 are used for accommodating the freezing storage pipe; the transport pipe 11 is positioned at the lower end of the pushing rod 13 in a space position, the transport pipe 11 is a tubular member with a hollow inside, the transport pipe 11 is obliquely downwards arranged towards the lifting table 12, namely, the frozen storage pipe screened by a manual or vibration disk enters the transport pipe 11 and is transported to the lifting table 12 under the action of gravity and under the guidance of an internal track of the tubular member 11; the lifting table 12 performs a longitudinal lifting movement within a certain range, in the movement range of the lifting table 12, the accommodating groove 121 just can receive the frozen storage tube when the lifting table 12 moves to the lowest end, and the frozen storage tube in the accommodating groove 121 just can be pushed and ejected transversely by four ejector pins of the push rod 13 when the lifting table 12 moves to the highest end. In this embodiment, the raw material conveying structure 1 conveys four frozen storage tubes in a single operation, and the four frozen storage tubes ejected by the pushing rod 13 are all clamped by the clamping table 2 to enter the next process.

The clamping table 2 comprises a clamping base table 21 and four clamping hands 22 arranged on the clamping base table 21, wherein three clamping blocks axially distributed around the central axis of the clamping hands 22 are arranged on the clamping hands 22, the clamping blocks are controlled by a motor to face towards/away from the central axis of the clamping hands 22, an object is clamped when the clamping blocks are close to the central axis of the clamping hands 22, and the object is loosened when the clamping blocks are away from the central axis of the clamping hands 22; the four clamping hands 22 are arranged in parallel and used for clamping the freezing storage tube, the four clamping hands 22 are supported by the clamping hand supporting frame 23, the clamping hand supporting frame 23 is in sliding connection with the clamping base 21, and the clamping hand supporting frame 23 is controlled by a servo motor to operate towards/away from the raw material conveying structure 1; the rear end of each clamping hand 22 is also connected with another servo motor which is mainly used for controlling the clamping/loosening of the freezing tube of the clamping hand 22 and driving the freezing tube to rotate around the central axis of the clamping hand 22.

The raw material conveying mechanism 1 is further provided with a detection mechanism 3, the detection mechanism 3 is specifically arranged above the lifting table 12, the detection mechanism 3 is an optical detection tool and is used for being matched with the clamping hand 22, the detection mechanism 3 comprises a laser emitting end and a laser receiving end, and the emitted laser direction is transverse; when the lifting table 12 descends, the detection mechanism 3 also descends, when the detection mechanism 3 descends to the lowest end, the frozen storage tube clamped by the clamping hand 22 is located in the detection range of the detection mechanism 3 in the height position, at this time, the detection mechanism 3 carries out detection to indirectly control the clamping hand 22 to rotate, the frozen storage tube clamped by the clamping hand 22 rotates until the clamping hand 22 stops rotating under the state that two writing areas are arranged face up and down, the number of the detection mechanisms 3 is four as same as that of the clamping hands 22, so that a single object to be processed corresponds to one detection mechanism 3, and detection is convenient. The principle is as follows: because the writing area is an opaque colored layer, the laser cannot directly penetrate through the writing area, and the laser receiving end cannot receive the laser signal, so the clamping hand 22 is indirectly controlled to continue rotating until the laser passes through the two light-transmitting areas and is detected by the laser receiving end, and the clamping hand 22 is indirectly controlled not to rotate any more.

It should be noted that, when the signal is detected, since the signal received by the clamping hand 22 has a certain delay and the rotation has a certain inertia, in this embodiment, the laser receiving end that receives the signal indirectly controls the clamping hand 22 to continue to rotate for a circle to provide a buffering period, so as to prevent a certain error caused by direct braking and influence on subsequent etching.

In this embodiment, the number of the clamping tables 2 is two, and herein for convenience, the location areas where the two clamping tables 2 are respectively set are designated as a first station and a second station, the two clamping tables 2 are symmetrically disposed at two ends of the rotating table 4, the rotating table 4 is a turntable structure capable of rotating around its central axis, and the rotating table 4 rotates at intervals, and the angle of each rotation of the rotating table 4 is 180 °, that is, each rotation of the rotating table 4 changes the location of the first station and the second station. The time of each rotation interval of the rotating table 4 is: the gripping hand 22 grips the frozen tube and completes the detection rotation of the detection mechanism 3 to the correct position.

When the first station is close to the raw material conveying mechanism 1, the position of the etching machine a is convenient to be located right above the second station, and the etching machine a is integrally and fixedly arranged to etch the freezing storage tube conveyed to the lower end of the etching machine a. A collecting rail b is provided below the rotating table 4 on the side of the etcher a of the entire collaborative etching apparatus for guiding the processed article, which is etched and released by the holding hand 22, into the collecting box.

The co-etching apparatus of this embodiment operates as follows:

s1: the vibrating tray or a person manually adds a certain amount of cover parts of the frozen storage tubes to be etched into the four transport tubes 11 forwards (longitudinal stripes are arranged on the tube covers of the frozen storage tubes to be processed in the embodiment, so that friction force can be effectively enhanced, the clamping by the clamping hands 22 is convenient), and the first batch of four frozen storage tubes to be etched cannot be continuously moved forwards when moving to the tail ends of the transport tubes 11;

s2: the lifting table 12 is controlled by a motor to descend from the uppermost end, when the lifting table 12 descends to the lowermost end, due to the accommodating groove 121 at the upper end of the lifting table 12, the lifting table 12 stops a gap, the first batch of four frozen storage tubes to be etched enter the accommodating groove 121, the lifting table 12 is lifted, in the lifting process, the blocking wall 12-a starts to stop the second batch of four frozen storage tubes to be etched, when the lifting table 12 is lifted to the uppermost end, the four clamping hands 22 on the first station are close to the lifting table 12 under the pushing of the pushing servo motor, at the moment, the four clamping hands 22 are in a loose state, then the four ejector pins of the pushing rod 13 push the four frozen storage tubes to be etched to a position convenient for the clamping hands 22 to clamp, and the clamping hands 22 clamp the frozen storage tubes to be etched;

s3: the lifting table 12 moves downwards to receive the four frozen storage pipes to be etched in the second batch, when the lifting table 12 is at the lowest end, the four frozen storage pipes to be etched in the first batch are just in the detection range of the detection mechanism 3, and the four clamping hands 22 drive the frozen storage pipes to rotate until the two writing areas of each frozen storage pipe are arranged face up and down, and each clamping hand 22 on the first station is retracted backwards;

s4: the rotating table 4 rotates to drive the clamping table 2 of the first station to enter the position of the clamping table 2 of the original second station, the clamping table 2 of the second station enters the position of the clamping table 2 of the original first station, at the moment, the clamping table 2 of the second station performs all the work of the clamping table 2 of the first station in the steps, when the clamping table 2 of the second station performs the work of the steps, the clamping table 2 of the first station conveys four frozen storage tubes to be etched in a first batch to the lower end of the etching machine a, the etching machine a sequentially etches each frozen storage tube to be etched in an upward writing area, after each frozen storage tube is etched, the four clamping hands 22 of the first station loosen the frozen storage tube, and the frozen storage tubes after the processing are finished enter the collecting box;

s5: after the clamping table 2 of the second station completes the steps S1-S3 of the clamping table 2 of the first station, the rotating table 4 rotates again, the clamping table 2 of the first station clamps the third batch of frozen storage tubes to be etched, and the clamping table 2 of the second station conveys the second batch of frozen storage tubes to be etched to the lower part of the etching machine a for etching.

And then repeating the steps to produce the etched frozen tube, wherein the time spent by the clamping table 2 on the first station in the step S4 is less than or equal to the time spent by the clamping table 2 on the second station.

While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. A co-etching apparatus, comprising:

an etching machine (a) for etching an object to be processed;

a raw material conveying mechanism (1) for conveying an object to be processed;

the clamping table (2) is used for clamping the object to be processed conveyed by the raw material conveying mechanism (1) and rotating the object to be processed;

a rotating table (4) for conveying the clamping table (2) to the etching position of the etching machine (a), wherein the clamping table (2) is arranged above the rotating table (4);

the raw material conveying mechanism (1) is also provided with a detection mechanism (3), and when the clamping table (2) rotates the object to be processed to a matched position, the detection mechanism (3) controls the clamping table (2) to stop rotating the object to be processed;

the raw material conveying mechanism (1) comprises a conveying pipe (11), a lifting table (12) and a pushing rod (13), wherein the conveying pipe (11) is arranged below the pushing rod (13), a containing groove (121) for containing an object to be processed is formed in the upper end of the lifting table (12), the object to be processed is received when the lifting table (12) moves to the position of the conveying pipe (11), and the pushing rod (13) pushes out the object to be processed in the containing groove (121) when the lifting table (12) moves to the position of the pushing rod (13);

the clamping table (2) comprises a plurality of clamping hands (22), and the number of the detection mechanisms (3) is the same as the number of the clamping hands (22);

the detection mechanism for detection is fixedly arranged above the lifting platform, and can move up and down along with the lifting platform; when the lifting table descends to the lowest end of the moving range to capture the next batch of objects to be processed, the last batch of objects to be processed is clamped and fixed by the clamping hand, the detection mechanism descends to enable the last batch of objects to be processed to enter a detection area of the detection mechanism, and the last batch of objects to be processed are driven by the clamping hand to rotate and position under the indirect control of the detection mechanism; i.e. a lowering operation of the lifting table not only completes the capturing of the next batch of objects to be processed, but also causes the last batch of objects to be processed to enter into the completion detection and positioning.

2. A co-etching apparatus according to claim 1, wherein: the number of the clamping tables (2) is two, the clamping tables are respectively arranged at two ends of the rotating table (4), and each rotation angle of the rotating table (4) is 180 degrees.

3. A co-etching apparatus according to claim 1, wherein: the side of the lifting table (12) facing the conveying pipe (11) is provided with a blocking wall (12-a), and the blocking wall (12-a) is used for blocking the next object to be processed of the conveying pipe (11) in the process of lifting after the accommodating groove (121) receives the object to be processed.

4. A co-etching apparatus according to claim 1, wherein: the conveying pipe (11) is a tubular member with a hollow inside, and the conveying pipe (11) is obliquely downwards arranged towards the lifting table (12).

5. A co-etching apparatus according to claim 1, wherein:

the clamping table (2) comprises a clamping base table (21) and a plurality of clamping hands (22) arranged on the clamping base table (21), the clamping hands (22) can move along the clamping base table (21) in an oriented mode under the driving of a motor, and meanwhile, each clamping hand (22) can rotate around the central axis of the clamping hand under the driving of another motor.

6. A co-etching apparatus according to claim 5, wherein: the clamping hands (22) are supported by the clamping hand supporting frames (23), the clamping hands (22) are arranged in parallel, and the clamping hand supporting frames (23) are in sliding connection with the clamping base (21).

7. A co-etching apparatus according to claim 1, wherein: the device also comprises a collecting track (b) which is arranged at the discharge port end of the collaborative etching equipment.