TWI644771B - Woodworking suction cup fixing device - Google Patents

Abstract

A woodworking suction cup fixing device comprises: a base plate fixing frame, a top plate of the base plate fixing frame is a porous reference plate, a plurality of suction cup module units are fixed on the base plate fixing frame, and the suction cup module unit is worn by the suction cup The reference plate hole, the suction cup module unit includes one end of the mandrel connected to a suction cup group, the mandrel is passed through the air pressure conversion cylinder, and the other end of the mandrel is connected with a magnetic seat, and the magnetic seat can push the spindle and the suction cup group and the suction cup to rise or fall. The air pressure conversion cylinder has a positive pressure to the suction cup to generate blown chips or air cushion to avoid wear, the negative pressure is passed to the suction cup to suck the workpiece, and the air pressure conversion cylinder is positively held as the suction force of the suction cup of the suction workpiece to maintain the processing. Elasticity and change, the suction cup of the processing position can also be maneuvered away, and the rest of the position is adsorbed and fixed to facilitate the various forms of woodworking.

Description

Woodworking suction cup fixing device

The invention provides a technical field of woodworking machinery, in particular to provide a woodworking suction cup fixing device, wherein the woodworking workpiece is fixed by a plurality of suction cups, and the plurality of suction cups can be combined with processing, the suction cup has magnetic lifting, blowing dust, air cushion and suction. Fixed, jacked pressure retention and other effects.

According to the way that the woodwork fixes the workpiece, it is generally fixed by the clamp. However, the way the fixture is fixed makes the position that can be processed greatly restricted, because the two side positions of the clamp cannot be processed, and the clamping may also cause the workpiece. The damage of the clamping position, and the conventional method of removing wood chips from the woodworking machinery adopts the method of blowing the dust from the top to the bottom, which is not necessary for chip removal and hinders the smoothness of the processing, and is necessary for improvement.

Therefore, in view of the problems existing in the above-mentioned conventional structure, how to develop an innovative structure that is more ideal and practical, the consumers are eagerly awaiting, and the relevant industry must strive to develop the goal and direction of breakthrough.

In view of this, the inventor has been engaged in the manufacturing development and design experience of related products for many years. After detailed design and careful evaluation, the inventor has finally obtained the practical invention.

The main object of the present invention is to provide a woodworking suction cup fixing device, wherein the woodworking workpiece is fixed by a suction cup of a plurality of suction cup module units, and the suction cups of the plurality of suction cup module units can be matched with the processing, and the plurality of suction cup module units have magnetic lifting and blowing. Chips, air cushions, fixed suction, pressure holding of jacking, etc.

In order to achieve the above object, the present invention provides a woodworking suction cup fixing device, which comprises: a top plate of a base plate holder is a porous reference plate, and a plurality of suction cup module units, each of which has a top seat and a lower seat. The suction cup group, one end of a mandrel is combined with the suction cup set, the mandrel is passed through a pneumatic conversion cylinder, and is inserted into the magnetic seat, and the other end of the mandrel is fixed with a permanent magnet, and the magnetic seat is provided with a constant current electromagnet and located Under the permanent magnet, the DC electromagnet is controlled and the permanent magnet generates suction. The mandrel is lowered. The DC electromagnet is controlled and the permanent magnet generates a repulsive force. The mandrel rises and the air pressure conversion cylinder separates the first, second and third compartments. a chamber, wherein a piston is arranged in the third compartment, the piston is fixed to the mandrel, the first compartment communicates with the first flow channel, the second compartment communicates with the second flow channel, and the third and fourth flow channels communicate with the piston of the third compartment Above and below, the second and fourth flow paths are connected to each other, and the first and second channels of the mandrel are axially connected with the third channel of the radial direction, and the third channel is connected to the suction cup group, and the first channel is at the center. When the shaft rises On the first compartment, such that the first flow passage communicating vacuum to produce suction chuck, the fourth flow passage pressure holding chuck group elevated position, the second passage drops when the mandrel is turned the second compartment, the second flow The positive pressure creates a blown airflow that blows off the dust and can also cause buoyancy in the workpiece to avoid scratching the porous reference plate.

The above-mentioned objects, structures and features of the present invention will be described in detail with reference to the preferred embodiments of the present invention. .

10‧‧‧Base plate holder

11‧‧‧Perforated reference plate

111‧‧‧ hole

20‧‧‧Sucker module unit

21‧‧‧ mandrel

211‧‧‧First Passage

212‧‧‧second channel

213‧‧‧ third channel

30‧‧‧Sucker group

31‧‧‧Sucker

40‧‧‧Pneumatic conversion cylinder

41‧‧‧First compartment

42‧‧‧ second compartment

43‧‧‧ third compartment

431‧‧‧Piston

44‧‧‧First runner

45‧‧‧Second runner

46‧‧‧ Third Runner

47‧‧‧ fourth runner

50‧‧‧ Magnetic seat

51‧‧‧DC electromagnet

52‧‧‧ permanent magnet

60‧‧‧Workpiece

61‧‧‧Drilling

62‧‧‧ slotting

The first figure is a perspective view of an embodiment of the invention.

The second drawing is a top plan view of an embodiment in which the workpiece is processed by the present invention.

The third figure is a schematic cross-sectional view of a suction cup module unit of the present invention.

The fourth figure is a schematic cross-sectional view showing the state of implementation of the blowing and air cushioning of the positive pressure blowing of the present invention.

Fig. 5 is a schematic cross-sectional view showing the state in which the suction cup group of the present invention rises and the pressure is maintained.

The sixth figure is a schematic cross-sectional view showing the state in which the suction cup group of the present invention rises and the pressure is maintained, and the workpiece is placed for negative pressure suction.

The present invention provides a designer of a woodworking suction cup fastening device.

In order to enable your review committee to have a better understanding and understanding of the purpose, features and effects of the present invention, it is to cooperate with the implementation method and schema. DETAILED DESCRIPTION As follows: Referring to the first to sixth figures, the present invention provides a woodworking suction cup fixing device, comprising: a base plate fixing frame 10, the top plate of the base plate fixing frame 10 is a porous reference plate And the plurality of suction cup module units 20, wherein the plurality of suction cup module units 20 are fixed in the base plate fixing frame 10, and the plurality of suction cup module units 20 are disposed as a suction cup group 30, and the suction cup group 30 is protruded upward. More than one suction cup 31, the suction cup 31 is pierced by the hole 111 of the porous reference plate 11; the plurality of suction cup module unit 20 includes a mandrel 21, and one end of the mandrel 21 fixes the suction cup group 30, and the mandrel 21 penetrates a gas pressure conversion After the cylinder 40, the other end of the mandrel 21 is connected to a magnetic seat 50. The magnetic seat 50 drives the mandrel 21, the suction cup set 30, and the suction cup 31 to rise and fall. The air pressure conversion cylinder 40 can be pressurized by a high pressure gas or The negative pressure is electrically connected to the suction cup 31, and the pneumatic pressure conversion cylinder 40 can maintain the pressure of the mandrel 21, the suction cup group 30, and the suction cup 31 after the positive pressure is applied, and the suction cup groups 30 of all the suction cup module units 20 are independent. control System, according to the processing of mobile avoidance.

Referring to the third to sixth figures, the woodworking chuck fixing device, wherein the magnetic seat 50 includes a DC magnet 51, and the DC magnet 51 is fixed to the bottom surface of the magnetic seat 50; a permanent magnet 52, the foregoing The magnetic magnet 52 is disposed above the DC electromagnet 51, and the permanent magnet 52 is fixed to the other end of the mandrel 21; the current is controlled by the DC electromagnet 51. The permanent magnet magnet 52 is attracted to the opposite polarity, and the suction cup group 30 is lowered. When the current is controlled, the DC electromagnet 51 and the permanent magnet 52 are mutually exclusive, and the suction cup group 30 is raised. In addition, in order to avoid the above-mentioned suction cup group 30 rising, the DC electromagnet 51 is energized for a long time, and the air pressure conversion cylinder 40 is provided with the rising pressure of the positive pressure of the fourth flow path 47, when the mandrel 21 is in the lowered position, the second The four flow paths 45 and 47 are connected to each other to form a pressure drop by blowing dust and air cushion. When the mandrel 21 and the rising position close the second flow path 45, the fourth flow path 47 is pressure-maintained, and the DC electromagnet 51 can be powered off. The state of the excitation.

Referring to the third to sixth figures, the woodworking suction cup fixing device, wherein the pneumatic conversion cylinder 40 is provided with first, second and third compartments 41, 42, 43 therein, wherein a piston is arranged in the third compartment 43 431, the piston 431 is fixed to the mandrel 21, the first compartment 41 communicates with the first flow passage 44, the second compartment 42 communicates with the second flow passage 45, and the third and fourth flow passages 46, 47 communicate with the foregoing The second and fourth flow passages 45 and 47 are electrically connected to each other on the upper and lower sides of the piston 431 of the three compartments 43. The mandrel 21 is provided with an axial first and second passages 211 and 212 and a radial third. The passages 213 are mutually penetrated, and the third passage 213 is connected to the suction cup group 30 and the suction cup 31; the first flow passage 44 provides a negative pressure for absorbing the workpiece 60, and the second flow passage 45 provides a positive pressure for blowing the dust. The air cushion, the fourth flow passage 47 provides a positive pressure for the pressure holding of the rise of the suction cup group 30, and the third flow passage 46 is for intake or exhaust.

Referring to the sixth embodiment, the woodworking chuck fixing device, wherein the first passage 211 of the mandrel 21 is electrically connected to the first compartment 41 and the first flow passage 44 when the mandrel 21 rises. Further, a negative pressure is generated on the suction cup 31, and the suction cup 31 is sucked to the workpiece.

As shown in the fourth figure, the woodworking suction cup fixing device, wherein the second passage 212 of the mandrel 21 is obtained when the mandrel 21 is lowered and the second compartment 42 and the second flow passage 45 are The conduction is performed to generate a positive pressure on the suction cup 31, and the suction cup 31 generates a blown chip and an air cushion.

Referring to the first and second figures, the plurality of suction cup module units 20 are fixed in the base plate holder 10, and the suction cups 31 of the plurality of suction cup module units 20 are provided by the holes of the top porous reference plate 11 of the base plate holder 10. 111, the plurality of suction cup module unit 20 can blow high pressure gas to the porous reference plate 11 for blowing use, and can form an air cushion on the surface of the porous reference plate 11 to facilitate the workpiece 60 to reduce the resistance and friction, and The workpiece 60 is prevented from rubbing and wearing the porous reference plate 11, the suction cup group 30 of the plurality of suction cup module units 20 and the suction cup 31 are raised, and the suction cup 31 is fixed to the workpiece 60 by a negative pressure, and the processing tool performs various processing such as drilling 61 or When the cutter 62 is moved, when the cutter moves to the upper side of the drill hole 61, the suction cup group 30 immediately below is lowered and avoided, and the remaining suction cup group 30 remains in the suction state, so that the stability of the workpiece 60 during processing is not affected. Similarly, when the tool is to be cut 62, where the tool is moved, the suction cup group 30 at the place is avoided, and the tool is moved away, then the tool The suction cup set 30 is immediately returned to the wicking position for the purpose of the motorized fit.

It can be seen from the above that the woodworking suction cup fixing device of the present invention is indeed the first in the industry and meets the novel requirements of the invention patent, and its comprehensive and innovative design conforms to the progressive requirements of the invention patent, and the woodworking workpiece is plural. The suction cup of the suction cup module unit is fixed, and the suction cup of the plurality of suction cup module units can be matched with the processing and avoidance. The plurality of suction cup module units have the functions of magnetic lifting, blowing dust, air cushion, suction fixing, pressure lifting of the jacking, etc., which are better. Industrial use.

The present invention has been described with reference to the preferred embodiments of the present invention. However, those skilled in the art can change and modify the present invention without departing from the spirit and scope of the invention. Such changes and modifications shall be covered in the scope defined by the following patent application.

In summary, the present invention provides a woodworking suction cup fixing device which has achieved all the objects of the present invention, and the spatial type of the combined structure is not found in the same type of products, nor has it been disclosed before the application, and has been in compliance with the patent law. It is stipulated that the application should be made according to law.

Claims (5)

A woodworking suction cup fixing device comprises: a base plate fixing frame, the top plate of the base plate fixing frame is a porous reference plate; and a plurality of suction cup module units, wherein the plurality of suction cup module units are fixed to the base plate fixing frame The plurality of suction cup module units are disposed as a suction cup group, and the suction cup group protrudes upwardly from one or more suction cups (31), and the suction cup (31) is pierced by the porous reference plate hole; the plurality of suction cup module units Including a mandrel, one end of the mandrel is fixed to the suction cup set, and after the mandrel is passed through a pneumatic conversion cylinder, the other end of the mandrel is coupled with a magnetic seat; the magnetic seat drives the mandrel, the suction cup set and the suction cup (31) The air pressure changing cylinder is connected to the suction cup (31) by a positive pressure or a negative pressure of the high pressure gas, and the pneumatic pressure conversion cylinder can perform the raising of the mandrel, the suction cup group, and the suction cup (31) by the positive pressure. The pressure is maintained, and all of the aforementioned suction cup sets of the aforementioned suction cup module unit are independently controlled to cooperate with the processing of the motorized avoidor. The woodworking chuck fixing device according to claim 1, wherein the magnetic seat includes a DC magnet, the DC magnet is fixed to the bottom surface of the magnetic seat, and a permanent magnet is disposed on the DC electromagnet. Upper, the permanent magnet is fixed to the other end of the mandrel; the current control of the DC electromagnet is attracted to the permanent magnet, and the suction cup is lowered; and the current control of the DC electromagnet and the permanent magnet are mutually exclusive The aforementioned suction cup group rises. The woodworking suction cup fixing device according to claim 2, wherein the pneumatic pressure conversion cylinder is provided with first, second and third compartments, wherein a piston is arranged in the third compartment, and the piston is fixed to the mandrel, the aforementioned The first compartment communicates with the first flow passage, the second compartment communicates with the second flow passage, and the third and fourth flow passages communicate with the piston on the lower side of the third compartment, and the second and fourth flow passages are mutually connected The first and second channels and the third channel in the radial direction of the mandrel are connected to each other, and the third channel is connected to the suction cup group and the suction cup (31); the first flow channel provides a negative pressure In the wicking workpiece, the second flow passage provides positive pressure for blowing dust and air cushion, and the fourth flow passage provides positive pressure for pressure maintenance of the suction cup group, and the third flow passage is for intake or exhaust. The woodworking suction cup fixing device according to claim 3, wherein the first passage of the mandrel is electrically connected to the first compartment and the first flow passage when the mandrel is raised, thereby generating a negative pressure. The suction cup (31) sucks the workpiece on the suction cup (31). The woodworking suction cup fixing device according to claim 4, wherein the second passage of the mandrel is electrically connected to the second compartment and the second flow passage when the mandrel is lowered, thereby generating a positive Pressing on the suction cup (31) causes the suction cup (31) to generate a blown chip and an air cushion.