Disclosure of Invention
The technical problem is as follows:
the design is a carving machine cutter cooling device, which can effectively cool the used cutter and ensure the service life.
In order to solve the problems, the carving tool changing and cooling device of the embodiment comprises a tool changing box body, wherein a clamping device is arranged on the right side of the tool changing box body, the clamping device comprises a positioning box body fixedly arranged on the right side of the tool changing box body, a positioning inner cavity with an upward opening is arranged in the positioning box body, the positioning inner cavity is in sliding connection with a clamping box body, a compression spring is fixedly arranged between the clamping box body and the positioning inner cavity, a clamping cavity with an upward opening is arranged in the clamping box body, a positioning cavity penetrating through the clamping cavity is arranged on the inner wall of the lower side of the positioning inner cavity, a pressing block is in sliding connection with the positioning cavity, a positioning block is in sliding connection with the lower side of the pressing block and is in sliding connection with the positioning cavity, a positioning spring is fixedly arranged between the positioning block and the positioning cavity, and a tool changing inner cavity with a leftward opening is arranged in the tool changing box body, a motor is fixedly arranged on the inner wall of the lower side of the tool changing inner cavity, a motor shaft is in power connection with the upper side of the motor shaft, a spline is fixedly arranged on the upper side of the motor shaft, a spline box fixing groove with a downward opening is formed in the inner wall of the upper side of the tool changing inner cavity, a spline lifting box is in rotary connection with the spline box fixing groove, an electromagnet sliding cavity with a downward opening is formed in the spline lifting box, a spline shaft sleeve with an iron block on the upper side is in sliding connection in the electromagnet sliding cavity, a spline groove with a downward opening is formed in the spline shaft sleeve, is in sliding connection with the spline and is in meshing transmission with the spline, a rotary table is in sliding connection with the inner wall of the tool changing inner cavity, a flat key is formed in sliding connection in the flat key groove and is fixedly provided with the spline shaft sleeve, a driving gear is fixedly arranged on the spline shaft sleeve, and tool changing devices are symmetrically arranged on the left side and the right side of the spline lifting box, the tool changing device comprises a tool sliding cavity which is located and is vertically communicated with the rotary table, a tool box sliding groove with a downward opening is formed in the inner wall of the upper side of the tool changing inner cavity, a tool lifting box is connected in the tool box sliding groove in a sliding mode, a tool lifting cavity with a downward opening is formed in the tool lifting box, a lifting sliding groove is formed in the inner wall of the tool lifting cavity, a tool clamping block is connected in the tool lifting cavity in a sliding mode, the tool clamping block is fixedly provided with a lifting sliding block which is connected with the lifting sliding groove in a sliding mode, a cooling device is arranged on the right side of the tool changing inner cavity and comprises a cooling box which is located on the inner wall of the lower side of the tool changing inner cavity, and a cooling inner cavity with an upward opening is formed in the cooling box.
The clamping device further comprises clamping blocks which are connected with the inner wall of the clamping cavity in a sliding mode and are bilaterally symmetrical relative to the pressing block, and a clamping spring is fixedly arranged between each clamping block and the corresponding clamping cavity.
The power device further comprises a fixed electromagnet fixedly arranged in the electromagnet sliding cavity, a spline electromagnet is connected in the electromagnet sliding cavity in a sliding mode, an electromagnet spring is fixedly arranged between the spline electromagnet and the fixed electromagnet, and a spline spring is fixedly arranged between the spline shaft sleeve and the spline electromagnet.
The tool changing device further comprises a tool gear which is fixedly arranged on the outer side of the tool lifting box and can be in meshed transmission with the driving gear, the tool gear is located at different heights, the driving gear can only drive one tool gear to rotate, and a tool is connected in the tool clamping block in a sliding mode.
Wherein, the cooling device comprises a driving wire wheel fixedly arranged on the motor shaft, the left side of the cooling box is rotatably connected with a wire wheel shaft, the wire wheel shaft is fixedly provided with a driven wire wheel, the driving wire wheel and the driven wire wheel are in wheel line transmission, the wire wheel shaft is fixedly provided with a fan driving gear, the inner wall of the lower side of the cooling inner cavity is fixedly provided with a cooling fixed block, a detection cavity with an upward opening is arranged in the cooling fixed block, the lower side of the detection cavity is provided with a cooling sliding cavity with an upward opening, the lower side of the cooling sliding cavity is fixedly provided with a contact block, the cooling sliding cavity is in sliding connection with a cooling slide block, the upper side of the cooling slide block is fixedly provided with a detection block in sliding connection with the detection cavity, a cooling spring is fixedly arranged between the detection block and the detection cavity, the inner wall of the left side of the cooling inner cavity is fixedly provided with a fan box, and a fan cavity is arranged in the fan box, the inner wall of the left side of the cooling inner cavity is provided with a fan sliding cavity communicated to the fan cavity, the fan sliding cavity is internally provided with a fan sliding block cavity, the fan sliding block cavity is internally connected with a fan sliding block in a sliding manner, the upper side of the fan sliding block is fixedly provided with a fan iron block, the inner wall of the upper side of the fan sliding block cavity is fixedly provided with a fan electromagnet, the fan sliding block is connected with a fan shaft in a rotating manner, the right side of the fan shaft is fixedly provided with fan blades, the left side of the fan shaft is fixedly provided with a fan driven gear, the inner wall of the right side of the cooling inner cavity is communicated with a ventilation hole, the upper side of the cooling inner cavity is rotatably connected with a cover plate rotating shaft which is bilaterally symmetrical, the cover plate rotating shaft is fixedly provided with a cover plate, the inner wall of the cooling inner cavity is fixedly provided with a push rod sliding box which is bilaterally symmetrical, the inner wall of the cooling inner cavity is provided with a push rod sliding cavity which is communicated with the push rod sliding box in a sliding manner, and a cover plate spring is fixedly arranged between the push rod sliding box and the cover plate.
The invention has the beneficial effects that: the invention designs a carving cutter tool changing and cooling device which is suitable for various carving machines, two or more cutters need to be prepared, the used cutters are detached and placed into the device, the device is automatically started, the cutters with the cooled inner parts and the placed cutters are adjusted, the time in the cooling process can be saved, the carving efficiency is improved, cutters with two diameters can be prepared, a large-diameter cutter is used for rough machining, a small-diameter cutter is used for finish machining, and meanwhile, the large-diameter cutter is cooled.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a tool changing and cooling device for an engraving tool, which comprises a tool changing box body 11, wherein a clamping device 91 is arranged on the right side of the tool changing box body 11, the clamping device 91 comprises a positioning box body 13 fixedly arranged on the right side of the tool changing box body 11, a positioning inner cavity 14 with an upward opening is arranged in the positioning box body 13, a clamping box body 43 is connected in the positioning inner cavity 14 in a sliding manner, a compression spring 42 is fixedly arranged between the clamping box body 43 and the positioning inner cavity 14, a clamping cavity 46 with an upward opening is arranged in the clamping box body 43, a positioning cavity 50 penetrating through the clamping cavity 46 is arranged on the inner wall of the lower side of the positioning inner cavity 14, a pressing block 47 is connected in the positioning cavity 50 in a sliding manner, a positioning block 48 is connected on the lower side of the pressing block 47 in a sliding manner and is connected with the positioning cavity 50 in a sliding manner, a positioning spring 49 is fixedly arranged between the positioning block 48 and the positioning cavity 50, a tool changing inner cavity 12 with a leftward opening is arranged in the tool changing box body 11, a motor 34 is fixedly arranged on the inner wall of the lower side of the tool changing inner cavity 12, a motor shaft 35 is in power connection with the upper side of the motor 34, a spline 31 is fixed on the upper side of the motor shaft 35, a spline box fixing groove 40 with a downward opening is arranged on the inner wall of the upper side of the tool changing inner cavity 12, a spline lifting box 25 is rotationally connected in the spline box fixing groove 40, an electromagnet sliding cavity 28 with a downward opening is arranged in the spline lifting box 25, a spline shaft sleeve 30 with an iron block on the upper side is slidably connected in the electromagnet sliding cavity 28, a spline groove 23 with a downward opening is slidably connected with the spline 31 and is in meshing transmission with the spline 31 is arranged in the spline shaft sleeve 30, a turntable 32 is slidably connected to the inner wall of the tool changing inner cavity 12, a flat key groove 37 with a vertical through structure is arranged in the turntable 32, and a flat key 38 is slidably connected with the spline shaft sleeve 30, the spline shaft sleeve 30 is fixedly provided with a driving gear 39, the left side and the right side of the spline lifting box 25 are symmetrically provided with tool changing devices 93, the tool changer 93 comprises a tool slide cavity 16 which is positioned on the turntable 32 and is through up and down, a tool box slide groove 41 with a downward opening is arranged on the inner wall of the upper side of the tool change inner cavity 12, a tool lifting box 18 is connected in the tool box sliding groove 41 in a sliding manner, a tool lifting cavity 22 with a downward opening is arranged in the tool lifting box 18, the inner wall of the cutter lifting cavity 22 is provided with a lifting chute 21, the cutter lifting cavity 22 is connected with a cutter clamping block 17 in a sliding way, the cutter clamping block 17 is fixedly provided with a lifting slide block 20 which is in sliding connection with the lifting slide groove 21, a cooling device 94 is arranged on the right side of the tool changing inner cavity 12, the cooling device 94 comprises a cooling box 71 which is fixedly arranged on the inner wall of the lower side of the tool changing inner cavity 12, and a cooling inner cavity 72 with an upward opening is arranged in the cooling box 71.
According to the embodiment, the details of the clamping device 91 are described below, the clamping device 91 further includes clamping blocks 45 which are connected with the inner wall of the clamping cavity 46 in a sliding manner and are bilaterally symmetrical with respect to the pressing block 47, clamping springs 44 are fixedly arranged between the clamping blocks 45 and the clamping cavity 46, a carving cutter is clamped between the two clamping springs 44, the cutter pushes the pressing block 47 to descend, the positioning block 48 enters the positioning cavity 50 in the positioning box body 13, and the clamping box body 43 moves rightwards under the elastic force of the compression spring 42.
According to an embodiment, a detailed description is given below for the power device 92, the power device 92 further includes a fixed electromagnet 26 fixedly disposed in the electromagnet sliding cavity 28, a spline electromagnet 29 is slidably connected in the electromagnet sliding cavity 28, an electromagnet spring 27 is fixedly disposed between the spline electromagnet 29 and the fixed electromagnet 26, a spline spring 24 is fixedly disposed between the spline shaft sleeve 30 and the spline electromagnet 29, the spline electromagnet 29 is started to attract the spline shaft sleeve 30 to ascend, the spline electromagnet 29 and the fixed electromagnet 26 are started at the same time, and the spline shaft sleeve 30 ascends higher.
According to the embodiment, the tool changer 93 is described in detail below, the tool changer 93 further includes a tool gear 19 fixedly arranged on the outer side of the tool lifting box 18 and capable of being in meshing transmission with the driving gear 39, the left and right tool gears 19 are located at different heights, so that the driving gear 39 can only drive one tool gear 19 to rotate at the same time, and the tool clamping block 17 is connected with a tool 15 in a sliding manner.
According to the embodiment, the cooling device 94 is described in detail below, the cooling device 94 includes a driving pulley 36 fixedly disposed on the motor shaft 35, the left side of the cooling box 71 is rotatably connected with a pulley shaft 55, the pulley shaft 55 is fixedly disposed with a driven pulley 54, the driving pulley 36 and the driven pulley 54 are driven by a pulley 53, the pulley shaft 55 is fixedly disposed with a fan driving gear 56, the inner wall of the lower side of the cooling inner cavity 72 is fixedly disposed with a cooling fixed block 74, the cooling fixed block 74 is disposed with a detection cavity 75 having an upward opening, the lower side of the detection cavity 75 is disposed with a cooling sliding cavity 79 having an upward opening, the lower side of the cooling sliding cavity 79 is fixedly disposed with a contact block 78, the cooling sliding cavity 79 is slidably connected with a cooling slider 77, the upper side of the cooling slider 77 is fixedly disposed with a detection block 76 slidably connected with the detection cavity 75, and a cooling spring 80 is fixedly disposed between the detection block 76 and the detection cavity 75, a fan box 62 is fixedly arranged on the inner wall of the left side of the cooling inner cavity 72, a fan cavity 63 is arranged in the fan box 62, a fan sliding cavity 57 penetrating to the fan cavity 63 is arranged on the inner wall of the left side of the cooling inner cavity 72, a fan sliding block cavity 58 is arranged in the fan sliding cavity 57, a fan sliding block 61 is connected in the fan sliding block cavity 58 in a sliding manner, a fan iron block 60 is fixedly arranged on the upper side of the fan sliding block 61, a fan electromagnet 59 is fixedly arranged on the inner wall of the upper side of the fan sliding block cavity 58, a fan shaft 52 is connected in the fan sliding block 61 in a rotating manner, fan blades 64 are fixedly arranged on the right side of the fan shaft 52, a fan driven gear 51 is fixedly arranged on the left side of the fan shaft 52, an air vent 73 is arranged on the inner wall of the right side of the cooling inner cavity 72 in a penetrating manner, a cover plate rotating shaft 68 which is bilaterally symmetrical is rotatably connected on the upper side of the cooling inner cavity 72, and a cover plate 65 is fixedly arranged on the cover plate rotating shaft 68, the inner wall of the cooling inner cavity 72 is fixedly provided with bilaterally symmetrical push rod sliding boxes 69, the inner wall of the cooling inner cavity 72 is provided with a push rod sliding cavity 70 penetrating through the push rod sliding boxes 69, a push rod 66 is connected in the push rod sliding cavity 70 in a sliding mode, and a cover plate spring 67 is fixedly arranged between the push rod sliding boxes 69 and the cover plate 65.
The following describes in detail the use steps of a carving tool changing cooling device in the present text with reference to fig. 1 to 4:
initially, the spline spring 24, the electromagnet spring 27, the clamp spring 44, the positioning spring 49, the cover spring 67, and the cooling spring 80 are in a relaxed state, and the compression spring 42 is in a compressed state.
The cutter edge is placed downwards between the two clamping blocks 45, the cutter presses the pressing block 47 downwards, the positioning block 48 enters the positioning cavity 50 in the positioning inner cavity 14, the clamping box body 43 moves rightwards under the elastic force of the compression spring 42, when the compression spring 42 reaches the lower side of the cutter lifting box 18, the compression spring 42 is restored to a relaxed state, the fixed electromagnet 26 and the spline electromagnet 29 are started, the fixed electromagnet 26 attracts the spline electromagnet 29 to ascend, the spline electromagnet 29 attracts the spline shaft sleeve 30 to ascend, the driving gear 39 ascends and is in meshed transmission with the cutter gear 19 on the left side, the lifting slide block 20 slides in the lifting slide groove 21 to drive the cutter clamping block 17 to descend and wrap the cutter, and the cutter clamping block 17 is driven upwards and clamped in the cutter clamping block 17 due to the elasticity of the cutter clamping block 17.
The fixed electromagnet 26 and the spline electromagnet 29 are powered off, the flat key 38 enters the flat key groove 37 to drive the rotary table 32 to rotate, the left and right cutter lifting boxes 18 exchange positions, the fixed electromagnet 26 is powered off, the spline electromagnet 29 is started to enable the spline shaft sleeve 30 to ascend, the driving gear 39 is in meshed transmission with the cutter gear 19 on the original right side, the cutter clamping block 17 descends, the cutter enters between the two clamping blocks 45, the cutter is manually pulled, the clamping box body 43 is pulled to move to the left, when the positioning block 48 is aligned with the pressing block 47, the positioning block 48 jacks the pressing block 47, and the cutter is separated from the clamping blocks 45.
The fixed electromagnet 26 and the spline electromagnet 29 are started, the driving gear 39 is in meshed transmission with the original left cutter gear 19, the cutter clamping block 17 descends, the cutter pushes the cover plate 65 downwards to enter the cooling cavity 72, the detection block 76 is pressed downwards, the cooling slide block 77 is in contact with the contact block 78, the fan electromagnet 59 is started, the fan iron block 60 is attracted to drive the fan slide block 61 to ascend, the fan driven gear 51 is in transmission with the fan driving gear 56 through the gear pair to drive the fan shaft 52 to rotate, the fan blades 64 rotate to cool the cutter, and hot air is discharged through the ventilation hole 73.
The invention has the beneficial effects that: the invention designs a carving cutter tool changing and cooling device which is suitable for various carving machines, two or more cutters need to be prepared, the used cutters are detached and placed into the device, the device is automatically started, the cutters with the cooled inner parts and the placed cutters are adjusted, the time in the cooling process can be saved, the carving efficiency is improved, cutters with two diameters can be prepared, a large-diameter cutter is used for rough machining, a small-diameter cutter is used for finish machining, and meanwhile, the large-diameter cutter is cooled.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.