TWI719764B - Mold cleaning machine - Google Patents

Abstract

A mold cleaning machine, which can extend into the molding equipment to perform mold cleaning operations on the mold. The mold cleaning machine is provided with a bearing platform on its movable base, and a laser device and an X-axis driving the laser device are provided on the bearing platform To drive device, a stage fixing device is provided on both sides of the working section on the side of the bearing platform extending from the moving base, and a control device is provided to control the laser device, the X-axis drive device and the stage fixing device. When activated, the mold cleaning machine can extend the loading platform out of the moving base into a predetermined position between the upper mold and the lower mold in the mold opening state, and the loading platform is fixed on both sides of the mold by a controlled platform fixing device When the horizontal guide rail is in a stable and fixed position, drive the laser device on the bearing platform into the molding equipment to perform mold cleaning operations to ensure the stability of the laser device, and match the laser of the dynamic focus module in the laser device Scanning and clearing action reduces the error of laser action and ensures the correctness of the laser beam projection position.

Description

Mold cleaning machine

The invention relates to a mold cleaning machine, in particular to a mold cleaning machine that can directly perform mold cleaning operations on the cavity in the mold when the molding equipment is in the mold opening state.

In the current molding equipment, in order to avoid residual glue or foreign matter remaining in the cavity of the mold, which affects the quality of the products manufactured by the subsequent molding equipment, the molding equipment usually needs to clean the mold regularly or according to the needs of use. operation.

Existing mold cleaning operations, in order to achieve better operating efficiency, mostly use laser beam cleaning methods. In the past, due to proper mold cleaning equipment, in the mold cleaning operation, the operator had to disassemble the mold from the molding equipment, and then move the disassembled mold to the laser machine station to perform the laser mold cleaning operation.

Because of the problem of time-consuming and labor-consuming operation in the aforementioned mold-cleaning operation method in the mold-disassembling state, someone further designed a mold-cleaning machine, which can directly extend into the molding equipment without disassembling the molding equipment. The laser mold cleaning operation is performed for the mold in the mold state.

Although the existing mold cleaning machine can directly perform the laser mold cleaning operation on the mold in the molding equipment, it can improve the problem of time-consuming and labor-consuming mold cleaning operation in the previous mold removal state. However, the composition structure of the existing mold cleaning machine adopts a robotic arm mechanism, in which a robotic arm capable of controlled action is installed on a movable base, and a laser device is installed on the robotic arm to use the robotic arm. Push the laser into the molding equipment to perform mold cleaning operations.

Although the aforementioned existing robotic arm laser mold cleaning machine can use the robotic arm to extend the laser device between the upper mold and the lower mold to perform the mold cleaning operation without disassembling the mold of the molding equipment. , However, the combined structure of the robotic arm and the laser device extends into the molded device At this time, it is in a cantilever-shaped unstable state, so the existing mold cleaning machine is easy to affect the accuracy of the laser beam projection position and the mold cleaning effect due to poor stability.

The purpose of the present invention is to provide a mold cleaning machine, which can solve the problems that the existing mold cleaning machine is easy to affect the accuracy of the laser beam projection position and the mold cleaning effect due to poor stability.

In order to achieve the aforementioned object, the mold cleaning machine proposed by the present invention can be inserted into a molding equipment, and can be connected to the transverse guide rails on opposite sides of a mold, and the upper mold and the lower mold are opened in the mold. The mold cleaning operation is performed between the molds. The mold cleaning machine includes: a movable base, which defines an X axis, a Y axis, and a Z axis that are perpendicular to each other in a three-dimensional space; Above the mobile base, it includes a load-bearing section and a working section located on one side of the X-axis of the load-bearing section. A working space penetrating along the Z-axis is provided in the working section. Can extend between the upper mold and the lower mold, and make the working space correspond to the positions of the upper mold and the lower mold; a laser device, which is installed on the carrying platform, and can be used The carrying platform moves back and forth between the carrying section and the working section. The laser device includes a carrier board, a laser module, a dynamic zoom module and a terminal mirror. The carrier board can move in the X-axis direction. Movably arranged on the carrying platform, the carrier includes a carrier base section, and an extension section located on one side of the carrier base section in the X-axis direction and having a through hole, the through hole can correspond to the extension section When the working section of the carrying platform is connected to the working space, the laser module and the dynamic zoom module are both installed on the carrier base section of the carrier, and the terminal reflector is installed on the carrier The end reflector and the dynamic zoom module are located on opposite sides of the X-axis direction of the through hole, and the end reflector can change the oblique reflection surface upward or downward; an X-axis drive device , Which is set on the bearing platform and connected to the carrier plate of the laser device, and the X-axis driving device can drive the laser device to move back and forth between the bearing section and the working section of the bearing platform; Two stage fixing devices, which are respectively installed on opposite sides of the Y-axis direction of the working section of the bearing stage, and can be respectively fixed and positioned with the transverse guide rails on opposite sides of the mold; and a control device, which It is installed on the mobile base and is electrically connected to the X-axis drive device and the laser module and dynamic zoom module of the laser device to control the action of the X-axis drive device and activate the mine The laser device performs laser mold cleaning operations.

With the aforementioned invention of the mold cleaning machine, it has at least the following characteristics:

1. The mold cleaning operation can be performed without disassembling the mold in the molding equipment: the mold cleaning machine of the present invention can directly move the mold cleaning machine to the mold when the mold in the molding equipment is in the open state The side of the plastic molding equipment extends into the mold opening state between the upper mold and the lower mold to perform the mold cavity cleaning operation, which has a good mold cleaning operation simplicity.

2. The mold cleaning machine can be positioned steadily in the molding equipment to reduce the error of the laser mold cleaning action: the mold cleaning machine of the present invention can extend the upper mold and the mold opening state with the bearing platform on the side of the moving base. Between the lower molds, when the bearing table extends into a predetermined position between the upper mold and the lower mold, the bearing table is positioned by fixing the transverse guide rails on the opposite sides of the mold by two fixing devices of the loading table. When the molding equipment is in a stable position, drive the laser device on the carrying table into the molding equipment to perform the mold cavity cleaning operation to ensure that the laser device enters the predetermined position inside the molding equipment in a stable state , And matched with the dynamic focus module in the laser device to perform the laser mold cleaning action in scanning mode to reduce the error of the laser action, thereby avoiding the poor structure stability and affecting the accuracy of the laser beam projection position, achieving better The mold cleaning effect.

3. The laser device of the mold cleaning machine is easy to extend into the molding equipment: the laser device of the present invention is placed flat on the bearing platform, so that it can extend into the molding equipment in a flat-shaped linear motion. In addition, the carrying platform is used to extend into the molding equipment first, so that the laser device can easily enter the predetermined position in the molding equipment following the carrying platform.

The mold cleaning machine of the present invention can further utilize the guide rollers provided on both sides of the working section of the carrying platform. The guide rollers can respectively align and roll in contact with the transverse guide rails at the corresponding positions. The upper roller and the lateral support member driven by the driver enable the guide roller and the upper roller to abut against the lower rail portion and the upper rail portion of the lateral rail respectively and be fixed on the lateral rail. In addition, the lateral support member can be fixed on the lateral rail. It drives up to and provides lateral pushing and positioning force to the upper rail part of the transverse guide rail, so that the bearing table extends into the molding equipment to achieve a better stable and fixed position effect.

The mold cleaning machine of the present invention can further use that the bearing section of the bearing platform is provided with alignment detection components on both sides adjacent to the working section, and the alignment detection components are electrically connected to the control device for detection Whether the working section of the bearing platform extends into a predetermined position between the upper mold and the lower mold of the mold.

The mold cleaning machine of the present invention can further provide a reflector on the side of the dynamic zoom module of the laser device for turning the laser beam emitted by the laser module into the dynamic zoom module In addition, an outer shield is installed on the outside of the dynamic zoom module. The outer shield provides a beam channel between the dynamic zoom module and the terminal mirror. The laser emitting end of the laser module is on the outer side A focusing lens is provided, and a lens driving device is connected to the focusing lens. The lens driving device is controlled by the control device to change the focal length of the laser beam.

The mold cleaning machine of the present invention can further add a moving plate to the laser device. The moving plate is arranged between the carrier and the carrier so as to be movable in the Y-axis direction, and a Y-axis driving device is provided to connect the The moving board and the carrier board, the X-axis driving device is connected to the moving board and indirectly connected to the carrier board, the Y-axis driving device is controlled by the control device and can drive the carrier board relative to the Y-axis direction of the moving board Move and reset, so that the laser device can move in accordance with the cavity in different positions of the mold.

The mold cleaning machine of the present invention can further allow the carrying table to be arranged on a base, the carrying table can move relative to the base in the X-axis direction, and the base can be driven to move and reset in the Z-axis direction. Above the base of the mobile base, there is a Z-axis driving device connected to the base and the mobile The seat body of the movable base is used for driving the base and the bearing platform, the laser device and the X-axis driving device to move in the Z-axis direction. The height of the carrying platform and the laser device on it can be adjusted according to the position of the mold cavity in the molding equipment.

The mold cleaning machine of the present invention can further enable the Z-axis drive device to include two lifting guide frames, two lifting seats, a hand wheel, a rack, a gear, a locking assembly, two drive shafts, and multiple flexibility. The combination of the transmission cable and the plural counterweight components enables the two lifting bases of the assembled base to be manually adjusted in height position, so that the base, the bearing platform and the laser device on it rise steadily, the locking assembly can be matched The meshing of the rack enables the lifting seat to be positioned after manual adjustment of the position. On the other hand, after the two lifting bases drive the base and the supporting platform and the laser device to rise steadily, the counterweight components connected by the flexible transmission cable can be lowered and the center of gravity can be lowered, so that the lateral extension of the moving base can be extended. The bearing platform and laser device can maintain a good stable balance.

1: Molding equipment

2: chassis

3: Mould

3A: Upper die

3B: Lower mold

4: entrance

5: Transverse rail

5A: Lower rail

5B: Upper rail part

6: Mold cleaning machine

10: Mobile base

11: Seat

12: Roller

14: Positioning support feet

15: Counterpoint detection component

151: contact switch element

152: contact element

20: Bearing platform

21: Carrying section

22: Work section

23: Work space

24: Fixed part

25: Guide roller

26: Abutment

27: X-axis limit component

30: Laser device

31: carrier board

311: Carrier board base section

312: Extension

313: Through Hole

32: Laser module

33: Dynamic zoom module

331: entrance hole

34: terminal mirror

341: reflective surface

35: mirror

36: Outer shield

361: beam channel

37: Focusing lens

38: lens driving device

39: mobile board

40: X-axis drive device

41: X axis servo motor

42: X axial screw

43: X-axis screw connection member

50: Stage fixture

51: Lifting drive

511: Moving Parts

52: upper scroll wheel

53: Lateral support member

531: Support Block

532: connecting rod

533: Spring

60: control device

70: Y axis drive device

80: Z-axis drive device

81: Lifting guide frame

811: Fixed pulley

82: Lift seat

83: Handwheel

84: rack

85: Gear

86: Locking components

861: card connection block

862: spring

87: drive shaft

88: Flexible transmission cable

89: counterweight parts

891: Guiding Parts

Fig. 1 is a three-dimensional schematic diagram of a preferred embodiment of the mold cleaning machine of the present invention.

FIG. 2 is a three-dimensional schematic diagram of the preferred embodiment of the mold cleaning machine shown in FIG. 1 from another viewing angle.

3 is a partial three-dimensional schematic diagram of the preferred embodiment of the mold cleaning machine shown in FIG. 1 in an exploded state of the shield outside the laser device.

4 is a partial three-dimensional schematic diagram of the preferred embodiment of the mold cleaning machine shown in FIG. 2 in a disassembled state of the shield outside the laser device from another viewing angle.

Fig. 5 is a partial three-dimensional exploded schematic view of the preferred embodiment of the mold cleaning machine shown in Fig. 3.

Fig. 6 is a partial three-dimensional exploded schematic view of the preferred embodiment of the mold cleaning machine shown in Fig. 4.

Fig. 7 is a schematic top plan view of Figs. 5 to 6 after the outer shield is removed.

Fig. 8 is a partial enlarged schematic diagram of Fig. 5.

Fig. 9 is a schematic side plan view of Fig. 8.

Fig. 10 is a schematic cross-sectional view of the position of the cutting line A-A marked in Fig. 9.

Fig. 11 is a partial enlarged schematic diagram of Fig. 6.

Fig. 12 is a schematic diagram of most parts of a part of the mechanism in the preferred embodiment of the mold cleaning machine shown in Fig. 5.

Fig. 13 is a partial enlarged view of Fig. 12.

Fig. 14 is a schematic side plan view of Fig. 1 of a preferred embodiment of the mold cleaning machine of the present invention.

Fig. 15 is a partial exploded view of the Z-axis driving device in Fig. 1 and Fig. 14.

Fig. 16 is a reference diagram of the preferred embodiment of the mold cleaning machine of the present invention when it is inserted into the molding equipment.

Fig. 17 is a schematic side plan view of the preferred embodiment of the mold cleaning machine shown in Fig. 16 extending into the molding equipment.

Fig. 18 is a schematic side plan view of the preferred embodiment of the mold cleaning machine shown in Fig. 17 extending into a predetermined position of the molding equipment.

Fig. 19 is a schematic side plan view of the lateral support member of Fig. 18 being driven up to abut against the lateral slide rail.

20 is a schematic top view of the laser mold cleaning operation performed by the mold cleaning machine of the present invention.

Fig. 21 is a schematic side view of the laser mold cleaning operation performed by the mold cleaning machine of the present invention on the upper mold.

Fig. 22 is a schematic side view of the laser mold cleaning operation performed by the mold cleaning machine of the present invention on the lower mold.

As shown in FIG. 1 and FIG. 2, it discloses a preferred embodiment of the mold cleaning machine 6 of the present invention. The mold cleaning machine 6 is used in a molding equipment to perform mold cleaning operations. As shown in Figures 16 and 17, the molding equipment 1 is mainly provided with at least one mold 3 in the casing 2. The side wall of the casing 2 has a position relative to each of the molds 3 An inlet 4, the casing 2 defines its length from the inlet 4 to the mould 3 as a horizontal axis W, and the inside of the casing 2 is fixed on opposite sides of the mould 3 parallel to the horizontal axis. A horizontal guide rail 5 of W. The mold 3 includes an upper mold 3A that can be controlled up and down and relatively open and close. As with the lower mold, the mold 3 has at least one mold cavity, and the mold cavity can be provided in the upper mold 3A, the lower mold, or both the upper mold 3A and the lower mold. When there are a plurality of mold cavities, the plurality of mold cavities are arranged at intervals along the width direction of the casing (that is, the direction perpendicular to the horizontal axis W) or/and the length direction (that is, the horizontal axis W).

As shown in Figures 16 and 17, the mold cleaning machine 6 of the present invention can pass through the inlet 4 of the casing 2 of the molding equipment 1, and can extend into the upper mold 3A and the lower mold 3B in the open mold state. In between, the cavity cleaning operation is performed on the upper mold 3A or the lower mold 3B. As shown in Figures 1 to 4, it can be seen from the drawings that the mold cleaning machine mainly includes a moving base 10, a bearing table 20, a laser device 30, and an X-axis drive device 40 , Two stage fixing devices 50 and a control device 60.

As shown in Figures 1 to 2, the mobile base 10 defines an X axis (ie the length direction of the mobile base), a Y axis (ie the width direction of the mobile base) and a Z axis that are perpendicular to each other in a three-dimensional space. Axis (ie, the height direction of the moving base), wherein the X axis direction can correspond to the horizontal axis W of the molding equipment 1. The mobile base 10 is a movable member, and includes a base 11 and a plurality of rollers 12. The base 11 is a hollow part with a space inside, and the plurality of rollers 12 are distributed on the bottom of the base 11.

As shown in Figures 1 to 2, in the aforementioned mobile base 10, some or all of the plurality of rollers 12 are components with braking function, and the roller 12 with braking function is an existing product, and its specific structure I will not repeat them here. In addition, in order to further improve the stability of positioning the mobile base 10 on the ground to a predetermined position, the bottom of the base body 11 can also be provided with a plurality of positions that can be raised and lowered to adjust the height and touch the ground surface. The supporting foot 14 is also an existing product, and its specific structure will not be repeated here.

As shown in FIGS. 1 to 4 and 12, the bearing platform 20 is installed above the base 11 of the mobile base 10. The bearing platform 20 includes a bearing section 21 and an X located in the bearing section 21. A working section 22 on one side of the axial direction is provided with a working space 23 penetrating along the Z-axis direction in the working section 22. The working section 22 has a working space 23 on both sides of the working space 23 in the Y-axis direction. Fixed part 24, and two Each of the fixed portions 24 is provided with a plurality of guide rollers 25 arranged at intervals along the X-axis direction. The guide rollers 25 can respectively align and roll in contact with the transverse guide rails 5 at the corresponding positions, and the working section 22 can extend into Between the upper mold 3A and the lower mold 3B in the mold-opening state of the molding equipment 1, the position of the working space 23 corresponds to the positions of the upper mold 3A and the lower mold 3B, and the horizontal direction of the working space 23 The area is larger than the horizontal area of the cavity of the mold 3.

As shown in FIGS. 3 to 7 and 12, in the foregoing, the combined structure of the carrying platform 20 provided on the mobile base 10 can be changed according to the product use requirements, wherein the carrying platform 20 can be fixed on the mobile base 10 On the seat body 11 of the seat 10, the working section 22 with the working space 23 extends out of one side of the seat body 11 in the X-axis direction; or, the bearing table 20 is movably arranged in the X-axis direction. Above the seat body 11 of the base 10, the working section 22 can protrude from one side of the seat body 11 in the X-axis direction. Alternatively, the carrying table 20 can also be arranged on a base 26, a slide rail parallel to the X-axis direction is provided between the base 26 and the carrying table 20, and the base 26 is installed on the mobile base On the top of the base body 11 of 10, the bearing table 20 can move relative to the base 26 in the X-axis direction; or, the base 26 can also be driven to move and reset in the Z-axis direction and is arranged on the moving base 10 Above the base 11, a Z-axis driving device 80 is connected to the base 26 and the base 11 of the mobile base 10 to drive the base 26 to move in the Z-axis direction.

As shown in FIGS. 5 and 12, when the carrier 20 can move relative to the base 26 in the X-axis direction to the initial position, there is at least one X-axis between the carrier 20 and the base 26. The limit component 27 limits the position.

As shown in Figures 5 to 7 and Figure 13, the laser device 30 is installed on the carrying platform 20 and can be controlled to move back and forth between the carrying section 21 and the working section 22 of the carrying platform 20. The laser device 30 includes a carrier plate 31, a laser module 32, a dynamic zoom module 33, and a terminal mirror 34. The carrier plate 31 can be driven to move in the X-axis direction and arranged on the carrier table. 20, and the carrier board 31 is directly or indirectly connected to the X-axis driving device 40. The carrier board 31 includes a carrier board base section 311 and an extension section 312 located on one side of the carrier board base section 311 in the X-axis direction, and the extension section 312 has a communication in the Z-axis direction. When the carrier plate 31 is driven to the extended section 312 corresponding to the working section 22 of the carrier 20, the position of the through hole 313 of the extended section 312 corresponds to the working space 23 of the carrier 20, and the mine The camera module 32 and the dynamic zoom module 33 are both installed on the carrier base section 311 of the carrier board 31, the terminal mirror 34 is installed on the extension section 312 of the carrier board 31, and the terminal mirror 34 is installed on the extension section 312 of the carrier board 31. The dynamic zoom module 33 and the dynamic zoom module 33 are located on opposite sides of the X-axis direction of the through hole 313 of the carrier board 31.

As shown in FIGS. 5 to 7 and 13, the laser module 32 and the dynamic zoom module 33 are both installed on the carrying section 21 of the carrying platform 20, and the terminal mirror 34 is installed on the carrying The working section 22 of the stage 20 provides an oblique reflecting surface 341, and the terminal mirror 34 and the dynamic zoom module 33 are located on opposite sides of the X-axis direction of the working space 23 of the carrying stage 20, and the terminal reflects The mirror 34 can change its oblique reflecting surface 341 to face up or down. By using the laser module 32 to emit a laser beam, it is projected to the terminal mirror 34 through the dynamic zoom module 33, and the laser beam is reflected and turned upward or toward the terminal mirror 34 by the oblique reflecting surface 341 of the terminal mirror 34 The dynamic zoom module 33 can control and dynamically change the focus and direction of the laser beam, so that the laser device 30 can perform comprehensive scanning of the cavity in the upper mold 3A and the lower mold 3B of the mold 3. Shooting and cleaning the mold. The aforementioned dynamic zoom module 33 is an existing product, and its specific structure and the principle of dynamically changing the focus and direction of the laser beam are not repeated here.

As shown in FIGS. 5 to 7 and 13, a reflector 35 is provided on the side of the dynamic zoom module 33 of the laser device 30 to steer the laser beam emitted by the laser module 32 and pass the dynamic zoom The entrance hole 331 on the side of the module 33 enters the dynamic zoom module 33. An outer shield 36 can also be installed outside the dynamic zoom module 33. The outer shield 36 has a beam channel 361 between the dynamic zoom module 33 and the terminal mirror 34. The laser module 32 can also be provided with a focusing lens 37 on the outside of the laser emitting end, and a lens driving device 38 is connected to the focusing lens 37. The lens driving device 38 is controlled by the control device 60 to change the laser beam. The focal length of the beam. The lens driving device 38 may be a driving device including a combination of a servo motor, a screw and a screw member.

As shown in FIGS. 5 to 7 and 13, when the upper mold 3A or/and the lower mold 3B has a plurality of mold cavities arranged at intervals along the Y-axis direction, the laser device 30 may further include a moving The moving plate 39 can be controlled and driven to move in the Y-axis direction and is arranged between the carrier 20 and the carrier plate 31, and a Y-axis driving device 70 is provided to connect the movable plate 39 and the carrier plate 31, And a slide rail parallel to the Y-axis direction is provided between the moving plate 39 and the carrier plate 31. The X-axis drive device 40 is connected to the moving plate 39 and indirectly connected to the carrier plate 31. The Y-axis drive device 70 can drive the carrier plate. The plate 31 moves and resets relative to the Y-axis direction of the moving plate 39. The carrier board 31 includes a carrier board base section 311 and an extension section 312 located on one side of the carrier board base section 311 in the X-axis direction. The extension section 312 has a through hole 313 penetrating in the Z-axis direction. The position of section 311 corresponds to the carrying section 21 of the carrying platform 20, the position of the through hole 313 of the extension section 312 corresponds to the working space 23 of the carrying platform 20, the laser module and the dynamic zoom module are both installed Set on the carrier base section 311 of the carrier, the terminal mirror 34 is installed on the extension section 312 of the carrier 31, and the terminal mirror 34 and the dynamic zoom module 33 are located in the through hole 313 of the carrier 31 The opposite sides of the X-axis direction.

As shown in FIGS. 6, 7 and 12, the X-axis driving device 40 is arranged on the carrier 20 and connected to the carrier plate 31 of the laser device 30. The X-axis driving device 40 can directly or indirectly drive The laser device 30 moves back and forth between the load-bearing section 21 and the working section 22 of the load-bearing platform 20 along the X-axis direction. In this preferred embodiment, the X-axis drive device 40 is selected to include a drive mechanism including an X-axis servo motor 41, an X-axis screw 42 and an X-axis screw connection member 43. Wherein, the X-axis servo motor 41 is installed on the bearing platform 20 and connected to the X-axis screw, and the X-axis screw connection member 43 is installed on the bottom of the carrier plate 31 and screwed on the X-axis screw 42 , Used to drive the laser device 30 to move along the X-axis direction on the carrier 20. The loading platform 20 is provided with two sliding rails that are flat in the X-axis direction, so that the carrier board 31 can move along the X-axis direction of the sliding rail relative to the loading platform 20.

As shown in FIGS. 1 to 2, the control device 60 is installed on the mobile base 10, and is electrically connected to the laser module 32 and the dynamic zoom module 33 of the laser device 30 to activate the laser Device 30 Perform laser mold cleaning operations. The control device 60 is electrically connected to the X-axis driving device 40 for controlling the operation of the X-axis driving device 40.

As shown in Figures 5 and 13, in the foregoing, the Y-axis driving device 70 can be a pneumatic cylinder and connected between the moving plate 39 and the carrier plate 31. The pneumatic cylinder can be externally connected to a pneumatic supply source and controlled by The control device 60 enables the Y-axis driving device 70 to drive the carrier board 31 and the laser module 32, the dynamic zoom module 33 and the terminal mirror 34 to move along the Y-axis direction. Alternatively, the Y-axis drive device can also be selected to include a servo motor, a screw and a screw member, or other drive devices that can drive the carrier plate to move linearly along the Y-axis.

As shown in FIGS. 4-9, in the preferred embodiment, the Y-axis opposite sides of the bearing section 21 of the bearing platform 20 adjacent to the working section 22 are provided with a pair of position detection components 15 respectively. The alignment detecting component 15 is electrically connected to the control device 60 for detecting whether the working section 22 of the carrying table 20 is aligned to extend into a predetermined position between the upper mold 3A and the lower mold 3B of the mold 3.

As shown in FIGS. 4-9, the alignment detection component 15 can be an optical sensor type detection component, or a mechanical contact detection component. In this preferred embodiment, the alignment detection component The assembly 15 includes a contact switch element 151 and a contact element 152 electrically connected to the control device 60. The contact switch element 151 is arranged on the side of the carrying section 21 of the carrying platform 20 adjacent to the working section 22. And electrically connected to the control device 60, the contact element 152 is pivotally arranged on the carrying platform 20 and can be pushed by the lateral guide rail 5, and the contact element 152 can be within a limited angle range by the limit of the limit baffle. Swing and reset, through the contact and non-contact switching action between the contact element 152 and the contact switch element 151, a switch signal is generated to the control device 60, and the control device 60 is provided to determine whether the carrier 20 of the mold cleaning machine 6 is aligned The basis for reaching a predetermined position between the upper mold 3A and the lower mold 3B. In the foregoing, when the mold cleaning machine 6 is not in use, the contact element 152 is pressed against the contact switch element 151 to be in a closed state; when the contact element 152 touches the lateral guide rail 5 and disengages the contact switch element 151, the control The device 60 generates an on signal.

As shown in FIGS. 4 to 9, in this preferred embodiment, the working section 22 has a fixing portion 24 on opposite sides of the Y-axis direction. Each of the two fixing parts 24 is provided with a stage fixing device 50, and the stage fixing device 50 is controlled by the control device 60 so that the working section 22 of the bearing table 20 extends into the upper mold 3A and 3A of the mold 3 After the predetermined position between the lower molds 3B, the carrying table 20 is moved smoothly along the transverse guide rails 5 on both sides of the mold 3 by the two carrier fixing devices 50, and after positioning, it can be controlled and firmly combined with the transverse rails on both sides. The positioning of the guide rail 5 reduces the position error of the laser mold cleaning operation.

As shown in FIGS. 18 and 19, in the foregoing, the transverse rail 5 in the molding equipment 1 has a C-shaped rail at its end surface, and includes a lower rail portion 5A and an upper rail portion 5B connected to the upper end of the lower rail portion 5A, The C-shaped transverse guide rails 5 on opposite sides of each mold 3 are symmetrically arranged with the openings facing each other. The plurality of guide rollers 25 provided on the fixed portions 24 on both sides of the Y-axis direction of the working section 22 of the carrying platform 20 are capable of respectively rolling contact with the lower rail portions 5A of the transverse guide rails 5 at corresponding positions.

As shown in FIGS. 4 to 9 and FIGS. 18 and 19, the stage fixing device 50 includes a plurality of lifting drives 51, a plurality of upper rollers 52 and a plurality of lateral support members 53. A plurality of the lifting drivers 51 are arranged on the fixing part 24 of the working section 22 of the carrying table 20 at intervals along the X-axis direction, and the plural lifting drivers 51 are controlled by the control device 60, each lifting The driver 51 includes a moving part 511 that can be driven to move up and down. A plurality of the upper rollers 52 are respectively pivoted on the moving parts 511 of the plurality of lifting drivers 51, and each of the upper rollers 52 can be connected by a lifting driver. 51, and can move between the lower rail portion 5A and the upper rail portion 5B of the transverse rail 5, and the upper roller 52 can be driven to rise to contact the upper rail portion 5B of the transverse rail 5, so as to guide the The roller 25 and the upper roller 52 of the carrier fixing device 50 abut against the lower rail portion 5A and the upper rail portion 5B of the horizontal rail 5 respectively, and provide a stable fixing force between the carrier 20 and the horizontal rail 5 in the Z-axis direction.

As shown in Figures 4 to 9 and Figures 18 and 19, the plurality of lateral support members 53 are respectively installed on the moving parts 511 of the plurality of elevator drivers 51, and can be driven to rise to the upper roller 52 When contacting the upper rail portion 5B of the lateral rail 5, the lateral support member 53 provides the upper rail portion 5B along the Y axis The positioning force is pushed outward in the direction, thereby making the carrying table 20 stable in the Y-axis direction by the lateral support members 53 of the two carrying table fixing devices 50 acting outward on the lateral guide rails 5 on both sides of the mold Positioning status.

10, 18, and 19, the lateral support member 53 includes a support block 531, a connecting rod 532, and a spring 533. The support block 531 is movably arranged on the moving part 511, And the support block 531 has an inclined surface that can slidably contact the upper rail portion 5B, the connecting rod 532 penetrates between the support block 531 and the moving part 511, the spring 533 is sleeved on the outside of the connecting rod 532, and both ends of the spring 533 The supporting block 531 and the moving part 511 are respectively abutted, so that the elastic force of the spring 533 can act on the lateral guide rail 5 through the supporting block 531.

As shown in Figures 3, 14 and 15, in the foregoing, the Z-axis drive device 80 connected between the base 26 and the base 11 of the mobile base 10 can be a manual drive device, or Electric control drive device can be used instead. In this preferred embodiment, the Z-axis drive device 80 is a manually operated drive device, which includes two lifting guide frames 81, two lifting seats 82, a hand wheel 83, a rack 84, a gear 85, and a The locking assembly 86, the two transmission shafts 87, the plural flexible transmission cables 88 and the plural counterweight parts 89. The two lifting guides 81 are installed on the top of the base 11 of the mobile base 10 and are located on opposite sides of the Y-axis direction of the bearing platform 20. The tops of the two lifting guides 81 are each provided with two A fixed pulley 811, the two lifting seats 82 are respectively installed on the two lifting guide frames 81, and can move up and down along the Z-axis direction, the hand wheel 83 is pivoted on one of the lifting seats 82, The rack 84 is installed on the top of the base 11 of the moving base 10 and passes through the lifting seat 82 along the Z-axis. The gear 85 is installed in the lifting seat 82, and the gear 85 is connected to the hand wheel 83, And the gear 85 meshes with the rack 84, so that the height position of the lifting seat 82 is manually adjusted by the hand wheel 83, and the fixed pulley 811, the transmission shaft 87, the flexible transmission cable 88 and the counterweight 89 The other lifting base is driven to make the two lifting bases 82 interlock to move up and down synchronously, so that the carrying platform 20 and the laser device 30 on it can be lifted and lowered steadily.

As shown in Figures 14 and 15, the locking assembly 86 is installed in the lifting seat 82 with a gear 85, and the locking assembly 86 includes a clamping block 861 with a plurality of clamping teeth and at least one spring 862 The clamping block 861 is arranged in the lifting seat 82 so as to be movable in the X-axis direction. The spring 862 is connected between the lifting seat 82 and the clamping block 861 so that the clamping teeth of the clamping block 861 can move the clamping teeth Strip 84 enables the lifting seat 82 to be positioned after manual adjustment of its position.

As shown in Figures 3, 14 and 15, the two transmission shafts 87 are arranged at intervals on the top of the base body 11 of the mobile base 10, and the plurality of flexible transmission cables 88 are respectively fixed to the lifting base 82. Then bypass the fixed pulley 811 on the top of the lifting guide 81 and extend into the seat 11 of the mobile base 10 and connect the counterweight 89, so as to adjust the base 26 and the bearing platform 20 and the laser When the Z-axis position of the device 30 is adjusted, its center of gravity position is adjusted to improve its stability. The seat body of the movable base 10 can also be provided with a plurality of guide members 891, each of the guide members 891 respectively guides a counterweight member 89 to move linearly along the Z-axis direction, so as to avoid the counterweight member 89 Shake when moving.

As shown in Figures 16 to 18, the mold cleaning machine 6 of the present invention is applied to the molding equipment 1 to perform the mold cleaning operation of the mold 3. It is the mold opening in which the upper mold 3A and the lower mold 3B are relatively separated from each other up and down. It is carried out in a state where the position of the upper mold 3A is higher than the height of the lateral guide rails 5 on both sides, and the position of the lower mold 3B is lower than the height of the lateral guide rails 5 on both sides. Taking the preferred embodiment of the mold cleaning machine 6 shown in the figure as an example, it moves the mold cleaning machine 6 to the side of the molding equipment 1 with the entrance, and adjusts the height position of the bearing table 20 in the Z axis direction. Then push out the bearing table 20 extending from the mobile base 10, and push the bearing table 20 into position between the upper mold 3A and the lower mold 3B. Among them, the guiding rollers 25 on both sides of the working section 22 of the bearing table 20 Proceed along the lateral guide rails 5 on both sides of the mold 3 respectively until the working space 23 of the working section 22 of the bearing table 20 is located between the upper mold 3A and the lower mold 3B, and after reaching the predetermined position, the alignment detection assembly 15 The contact element 152 touches the end of the lateral guide 5 and disengages from the contact switch element 151, so that the contact switch element 151 sends an open signal to the control device 60.

As shown in Figs. 16 to 19, when the control device 60 receives the opening signal from the contact switch element 151, the control device 60 makes the lifting drives 51 of the carrier fixing device 50 on both sides of the working section 22 of the carrier 20 Drive the upper roller 52 and the lateral support member 53 up until the upper roller 52 rises to contact the upper rail portion 5B of the transverse rail 5, so that the guide roller 25 and the upper roller 52 abut the lower rail portion 5A and the upper rail portion 5A of the transverse rail 5, respectively. The rail part 5B provides a stable fixing force between the bearing table 20 and the lateral guide rail 5 in the Z-axis direction. On the other hand, when the plurality of lateral support members 53 are driven up to contact the upper rail portion 5B of the transverse rail 5 along with the upper roller 52, the lateral support members 53 provide the upper rail portion 5B with a direction along the Y axis. The positioning force is externally pushed, so that the bearing table 20 is stably positioned in the Y-axis direction by the lateral support member 53 acting on the lateral guide rail 5 outwardly. In this way, the carrying table 20 of the mold cleaning machine 6 can be firmly combined with the lateral guide rail 5 of the molding equipment 1.

Afterwards, as shown in FIGS. 16, 17 and 20 to 22, the control device 60 causes the laser module 32 of the laser device 30 to emit a laser beam. The laser beam is focused by the focusing lens 37, and the mirror 35 will The laser beam is reflected and guided into the dynamic zoom module 33, and the laser beam is dynamically controlled to focus and change the direction through the dynamic zoom module 33, and the terminal mirror 34 is used to reflect and steer the laser beam to the upper mold 3A or the lower mold 3B to perform full mode The cavity scanning and glue removal action until the mold cleaning operation is completed, the mold cleaning machine 6 retreats from the molding equipment 1. In the foregoing, when the mold cavity cleaning operation of the upper mold 3A is performed, the terminal mirror 34 is inclined upward, and when the mold cavity cleaning operation of the lower mold 3B is performed, the terminal mirror 34 is inclined toward Under the state.

When the upper mold or lower mold has a plurality of molds, the mold cleaning machine uses the control device to change the position of the laser device in the X-axis direction or the Y-axis direction, and then continues to clean the other cavity of the upper mold or the lower mold. Mode operation.

It can be seen from the foregoing description that the mold cleaning machine of the present invention can perform mold cleaning operations without disassembling the mold in the molding equipment, and the mold cleaning machine is in the mold opening state of the molding equipment. Move the mold cleaning machine directly to the side of the molding equipment, and extend it into the mold opening state. The mold cavity cleaning operation is performed between the lower molds, which has a good ease of mold cleaning operation. Moreover, when the mold cleaning machine extends into a predetermined position between the upper mold and the lower mold in the mold-opening state with the bearing platform on the side of the moving base, the bearing platform is fixed by the platform fixing devices on both sides respectively. The mold is in a stable positioning state relative to the lateral guide rails on both sides. After that, the laser device on the carrying table is driven into the molding equipment, which can ensure that the laser device enters the predetermined position inside the molding equipment in a stable state. And with the dynamic focus module in the laser device, the laser mold cleaning action is performed in a scanning manner to reduce the error of the laser action, thereby avoiding the poor structure stability and affecting the accuracy of the laser beam projection position, and achieving better Mold cleaning effect.

6: Mold cleaning machine

10: Mobile base

11: Seat

12: Roller

14: Positioning support feet

20: Bearing platform

23: Work space

30: Laser device

36: Outer shield

50: Stage fixture

60: control device

80: Z-axis drive device

Claims (9)

A mold cleaning machine is used to extend into a molding equipment, and can connect the transverse guide rails on opposite sides of a mold, and perform mold cleaning operations between the upper mold and the lower mold in the mold opened state, The mold cleaning machine includes: a moving base, which defines an X axis, a Y axis, and a Z axis that are perpendicular to each other in a three-dimensional space; a bearing platform, which is installed above the moving base, and includes a A load-bearing section and a working section located on one side of the X-axis of the load-bearing section, the working section is provided with a working space penetrating along the Z-axis direction, and the load-bearing platform can extend into the upper mold and Between the lower molds, and make the working space correspond to the positions of the upper mold and the lower mold; a laser device installed on the carrying platform and capable of connecting to the carrying section of the carrying platform Moving back and forth between working sections, the laser device includes a carrier, a laser module, a dynamic zoom module, and a terminal mirror. The carrier is arranged on the carrier so as to be movable in the X-axis direction , The carrier plate includes a carrier plate base section, and an extension section located on one side of the carrier plate base section in the X-axis direction and having a through hole. The through hole can correspond to the working section of the carrier platform at the extension section When connected to the working space, the laser module and the dynamic zoom module are both installed on the carrier base section of the carrier board, the terminal reflector is installed on the extension section of the carrier board, and the terminal The mirror and the dynamic zoom module are located on opposite sides of the X-axis direction of the through hole, and the terminal mirror can change the oblique reflection surface to face up or down; an X-axis drive device is arranged on the bearing platform And connected to the carrier board of the laser device, the X-axis drive device can drive the laser device to move back and forth between the load-bearing section and the working section of the carrier; the two carrier-fixing devices are installed separately On the opposite sides of the Y-axis direction of the working section of the bearing platform, and can be fixedly fixed and positioned with the transverse guide rails on the opposite sides of the mold; and a control device, which is installed on the moving base, and The X-axis drive device and the laser module and dynamic zoom module of the laser device are electrically connected to control the operation of the X-axis drive device and activate the laser device to perform laser mold cleaning operations; Among them, said in the molding equipment The end surface of the horizontal rail system is a C-shaped rail, and includes a lower rail portion and an upper rail portion connected to the upper end of the lower rail portion. The C-shaped horizontal rails on opposite sides of each mold are arranged symmetrically with the openings facing each other. The working section of the bearing platform has a fixed part on each side of the Y-axis direction of the working space, and each of the two fixed parts is provided with a plurality of guide rollers arranged at intervals along the X-axis direction. The rollers can respectively align and roll in contact with the transverse guide rails at the corresponding positions; the carrier fixing device includes a plurality of lifting drives, a plurality of upper rollers, and a plurality of lateral support members, and the plurality of lifting drives are installed at intervals along the X-axis direction On the fixed part of the working section of the bearing platform, and a plurality of the lifting drives are controlled by the control device, each of the lifting drives includes a moving part that can be driven for lifting movement, and a plurality of the upper roller systems They are respectively pivoted on the moving parts of the plurality of lifting drives, each of the upper rollers can be driven by the lifting drive connected to it, and can move between the lower rail portion and the upper rail portion of the transverse guide rail, And the upper roller can be driven to rise to contact the upper rail portion of the transverse rail, the guide roller and the upper roller can abut against the lower rail portion and the upper rail portion of the transverse rail, respectively, and the plural The lateral support members are respectively installed on the moving parts of the plurality of lifting drives, and when the upper roller is driven to rise to contact the upper rail portion of the lateral guide rail, the lateral support member faces the upper rail portion Provides an outward pushing and positioning force along the Y axis. The mold cleaning machine according to claim 1, wherein the lateral support member includes a support block, a connecting rod and a spring, the support block is movably arranged on the moving part, and the support block has The connecting rod can be slidably contacted with the inclined surface of the upper rail part, the connecting rod is inserted between the supporting block and the moving part, the spring is sleeved on the outside of the connecting rod, and both ends of the spring abut against the supporting block and the moving part respectively Parts, so that the elastic force of the spring can act on the lateral guide rail through the support block. The mold cleaning machine according to claim 2, wherein the Y-axis opposite sides of the bearing section of the bearing platform adjacent to the working section are provided with a pair of position detection components, and the position detection components are electrically connected to each other. The control device is sexually connected to detect whether the working section of the bearing platform is aligned to extend into a predetermined position between the upper mold and the lower mold of the mold. The mold cleaning machine according to claim 3, wherein the alignment detection component includes a contact type switch element and a contact element, and the contact type switch element is arranged on the carrying section of the bearing platform adjacent to the working area The side of the section is electrically connected to the control device. The contact element is pivoted on the bearing platform and can be pushed by the lateral guide rail to swing and reset within a limited angle range. The contact element and the contact type The switching action of whether the switch element is in contact or not generates a switch signal to the control device. The mold cleaning machine according to any one of claims 1 to 4, wherein a reflector is arranged on the side of the dynamic zoom module of the laser device for steering the laser beam emitted by the laser module Shot into the dynamic zoom module, an outer shield is installed outside the dynamic zoom module, the outer shield provides a beam channel between the dynamic zoom module and the terminal mirror, the laser module A focusing lens is arranged on the outer side of the laser emitting end, and a lens driving device is connected to the focusing lens. The lens driving device is controlled by the control device to change the focal length of the laser beam. The mold cleaning machine according to claim 5, wherein the laser device further includes a moving plate, the moving plate is arranged between the carrier and the carrier so as to be movable in the Y-axis direction, and is provided with a Y-axis The driving device is connected to the moving board and the carrier board, the X-axis driving device is connected to the moving board and indirectly connected to the carrier board, the Y-axis driving device is controlled by the control device and can drive the carrier board relative to the moving board Move and reset in the Y-axis direction. The mold cleaning machine according to any one of claims 1 to 4, wherein the movable base includes a hollow base and a plurality of rollers distributedly arranged at the bottom of the base, and the base has a space inside. Hollow component; the carrier is arranged on a base, the carrier can move relative to the base in the X-axis direction, and at least one X-axis limit component is provided between the carrier and the base for The bearing platform is limited relative to the base; the base can be driven to move and reset in the Z-axis direction and is arranged above the base of the movable base, and a Z-axis driving device is connected to the base. And the base of the mobile base for The base table and the bearing table, the laser device and the X-axis driving device are driven to move in the Z-axis direction. The mold cleaning machine according to claim 7, wherein the Z-axis drive device includes two lifting guide frames, two lifting seats, a hand wheel, a rack, a gear, a locking assembly, two transmission shafts, A plurality of flexible transmission cables and a plurality of counterweight components, the two lifting guides are installed on the top of the base of the mobile base and located on opposite sides of the Y-axis direction of the bearing platform, and the two lifting guides There are two fixed pulleys on the top of the frame. The two lifting seats are respectively installed on the two lifting guide frames and can be moved up and down along the Z-axis direction. The hand wheel is pivoted on one of the lifting seats. , The rack is installed on the top of the base of the moving base and passes through the lifting seat along the Z axis, the gear is installed in the lifting seat, the gear is connected to the hand wheel, and the gear and the rack Is engaged with each other to manually adjust the height position of the lifting seat by using a hand wheel, the locking assembly is installed in the lifting seat, and the locking assembly includes a locking block with a plurality of locking teeth and at least one spring, the The clamping block is arranged in the lifting seat so as to be movable in the X-axis direction. The spring is connected between the lifting seat and the clamping block. The clamping teeth of the clamping block can movably lock the rack to make the The lifting seat is positioned after manual adjustment of the position; the two transmission shafts are arranged at intervals on the top of the base body of the mobile base, and the plural flexible transmission cables are respectively fixed to the lifting seat, and then bypass the lifting guide The fixed pulley on the top of the lead frame extends into the seat of the mobile base and is connected with the counterweight component. The mold cleaning machine according to claim 8, wherein a reflector is arranged on the side of the dynamic zoom module of the laser device for turning the laser beam emitted by the laser module into the dynamic zoom Inside the module, an outer shield is installed on the outside of the dynamic zoom module. The outer shield provides a beam channel between the dynamic zoom module and the terminal mirror. The laser emitting end of the laser module is A focusing lens is provided on the outside, and a lens driving device is connected to the focusing lens. The lens driving device is controlled by the control device to change the focal length of the laser beam; The laser device also includes a moving plate, which is arranged between the carrier and the carrier so as to be movable in the Y-axis direction, and a Y-axis driving device is provided to connect the movable plate and the carrier. The X-axis The moving board is connected to the driving device and the carrier board is indirectly connected. The Y-axis driving device is controlled by the control device and can drive the carrier board to move and reset relative to the Y-axis direction of the movable board.

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