Abstract: A workpiece clamping device of an engraving machine is mounted on a workbench of the engraving machine. The workbench has a stop portion and a slide groove. The workpiece clamping device includes a slide member which is slidable along slide groove, a fixing member inserted through the slide member, and a holding member which is obliquely disposed on the slide member. When in use, the workpiece is placed on the workbench and one side of the workpiece is against the stop portion. The slide member is slid to lean against the other side of the workpiece. Through the fixing member, the slide member is secured on the workbench. The holding member is operated to hold against the workpiece. The workpiece can be secured on the workbench quickly.

Abstract: A two-sided planer comprises a base, an adjusting base, and a floated pressing unit. Wherein, the floated pressing unit includes an axle shaft superimposed by several pressing rings. A spacing is defined between an inner surface of the pressing ring and the axle shaft. Plural elastic propping element are disposed within the spacing. Thereby, in the planing operation, the pressing rings adjust their positions upward or downward in accordance with a configuration of a workpiece. Whereby, the workpiece is restricted rather than warped. As a result, the workpiece does not resume warped after being planed smooth, which allows the two-sided planer to achieve a preferable planing operation.

Abstract: A two-sided wood working planner includes a base which is coupled with an adjustment seat. The adjustment seat includes a front press rod, at least one rear press rod and an upper plane blade which are pivotally connected in the adjustment seat. The adjustment seat further includes two movable units at two opposing sides thereof. The front press rod has a rod body. The rod body has an outer wall provided with a plurality of protruding members. Each of the protruding members has a head extended out of the outer wall of the rod body. When the front press rod is operated to send the material, the protruding members will hold against the workpiece to form point contact with the workpiece. In this way, the workpiece can be pressed effectively and the workpiece won't be deformed, so that the two-sided wood working planner can exactly plane the workpiece.

Abstract: A protective cover structure of a desk sawing machine includes a chopper board, a cover, two first side boards and two second side boards. The cover is disposed at an upper end of the chopper board. The two first side boards respectively disposed at two sides of the cover. One end of each of the first side boards is pivotally connected to the cover. The two second side boards respectively connected to another end of each of the first side boards. The first side boards and the second side boards can be operated independently to enhance shelter. The desk sawing machine can keep off the sawdust when cutting, providing a protective effect to the equipment and the user.

Abstract: A two-sided wood working planner includes a base, an adjustment seat and at least two auxiliary pressure cylinders. The base includes a plurality of straight screws thereon. The adjustment seat has a plurality of threaded holes corresponding to the screws. The screws are screwed to the threaded holes, so that the adjustment seat is mounted above the base. Two ends of each auxiliary pressure cylinder are connected to the base and the adjustment seat, respectively. The auxiliary pressure cylinder has a prestressing force to lift the adjustment seat with respect to the base. The flank at one side of threads of the screw is against the corresponding flank of threads of the threaded hole to eliminate the backlash between the threads so as to prevent the adjustment seat from vibrating during the operation of the two-sided wood working planner.

Abstract: A two-sided planer comprises a base, an adjusting base, and a floated pressing unit. Wherein, the floated pressing unit includes an axle shaft superimposed by several pressing rings. A spacing is defined between an inner surface of the pressing ring and the axle shaft. Plural elastic propping element are disposed within the spacing. Thereby, in the planing operation, the pressing rings adjust their positions upward or downward in accordance with a configuration of a workpiece. Whereby, the workpiece is restricted rather than warped. As a result, the workpiece does not resume warped after being planed smooth, which allows the two-sided planer to achieve a preferable planing operation.

Abstract: A protective cover structure of a desk sawing machine includes a chopper board, a cover, two first side boards and two second side boards. The cover is disposed at an upper end of the chopper board. The two first side boards respectively disposed at two sides of the cover. One end of each of the first side boards is pivotally connected to the cover. The two second side boards respectively connected to another end of each of the first side boards. The first side boards and the second side boards can be operated independently to enhance shelter. The desk sawing machine can keep off the sawdust when cutting, providing a protective effect to the equipment and the user.

Abstract: A vertical shaft machine includes a base, a blade seat and two sliding seats. The base has a worktable thereon. The blade seat is disposed on the workable. The blade seat has two sides each formed with at least one dovetailed groove. The two sliding seats are respectively disposed at the two sides of the blade seat. Each of the sliding seats includes a dovetailed sliding block which corresponds to the dovetailed groove of the blade seat for the sliding seat to be slid on the blade seat steadily. The sliding seats can resist other pull force and push force except the force from the sliding direction so as to slide on the blade seat steadily, enhancing the processing quality effectively.

Abstract: An adjustable stop plank for a power tool includes a drive mechanism connected to the stop plank for continuous adjustment of the angle of the stop plank with respect to the work surface and has a display for indicating the current angle of the stop plank. In one form, the micro-adjusting device for the stop plank of a power tool includes a hand wheel unit provided on the holding frame operable to continuously adjust the angle of the stop plank. The power tool may include indicia to indicate a plurality of angles for the stop plank and an index for indicating on the indicia the current angle of the stop plank.

Abstract: A quick release device for a chopper in a workbench sawing machine according to this invention is provided with a base on which a cover is provided. A containing room is defined between the cover and the base and then the bottom of chopper blade may pass through the room. Further, a securing part passing through the cover. In the securing part, a head is formed near the base, working with the inner side formed by the containing room to clip and fix the chopper blade. Thus, only the securing part is required for adjustment to reach the effect of quick release and combination of the chopper blade.

Abstract: A working platform provided with a manual wood planer is provided with a base the two sides of which are both formed with workbenches, a working platform being thereby formed. The workbench is formed with a pedestal and a granite slate is mounted at the top of pedestal. The slate is polished and ground into a working portion at the top, and a combination portion at the bottom, and several securing holes are on the combination portion. A strip-shaped hole opposite to each securing hole is formed. The position of slate may be tuned and the error margin of distance between the thru hole and the securing hole is allowed to avoid the slate, when being secured, from cracking. With the features of high level degree, low friction efficiency, and no internal stress that are provided in the granite, the working platform is featured with perfect processing accuracy and durability.

Abstract: An elevating device for the worktable of a manual planer includes at least one base, one movable worktable and one elevating device. The elevating device comprises of a driving shaft, a driven shaft, a rotary base, a connecting rod base, a combining shaft and a spindle. When an operating member of the driving shaft is rotated, a driving gear of the driving shaft drives a first driven gear of the driven shaft to rotate, and a second driven gear of the driven shaft drives a third driven gear of the rotary base to rotate at the same time. Simultaneously, the rotary base is rotated to actuate the connecting rod base to operate, and the movable worktable positioned on the connecting rod base is moved upward or downward and is adjusted in its position.

Abstract: An electric control device in an engraving machine with a USB interface is provided, in which the engraving machine is provided with a platform. A cutting tool positioning mechanism is on the platform. A cutting tool is arranged in the cutting tool positioning mechanism and provided with a motor driving the cutting tool to revolve to engrave. An electric control device is further provided in the platform of engraving machine. The electric control device is powered and driven by a power supply unit and comprises a USB data access unit with a USB port, a control unit connected to the data access unit to drive the cutting tool positioning mechanism, a display unit driven by the control unit to show various messages, and a setting unit connected to the control unit and allowing settings and command input. Programming data portability and storage capability increases for achievement of convenience in use.

Abstract: A work piece feeding and conveying device for a planing machine includes a foundation base, an intermediate base and an upper base. The intermediate base is assembled with a convey unit and the upper base is pivotally provided with a plane knife. A motor is installed between the convey unit and the foundation base, having its driving shaft fixed thereon with a first driving wheel and a second driving wheel. A first transmission member and a second transmission member respectively pass around the first and the second driving wheel. The first transmission member has another end passing around a knife shaft, while the second transmission member has another end going around the convey unit. Thus, the plane knife and the convey unit can respectively be driven to rotate by the first and the second transmission member separately disposed on the driving shaft of the same motor.

Abstract: A planing machine including a base, at least two support columns disposed on the base, and a carriage assembly carrying a cutterhead. The carriage assembly may be mounted on the support columns. At least one of the base and the carriage assembly is movable vertically towards the other of the base and the carriage assembly. The planing machine may have panel mounted on at least one of the base and the carriage assembly and extending between the carriage assembly and the base housing for preventing user contact with the cutterhead.

Abstract: A planning and polishing machine includes a base, an intermediate base installed with a conveying device for laying a workpiece, and an upper base pivotally fixed with at least a planer and a grinding roller. A driving motor is installed below the conveying device, with its shaft engaged with a first driving wheel and a second driving wheel with different diameters. The first driving wheel and the blade are mounted by a first driving element, and the second driving wheel and the grinding roller are mounted by a second driving element. When the driving motor is turned on to draw the first driving element and the second driving element, the blade and the grinding roller are to be meanwhile driven to rotate in different rotating speeds, enabling the blade to powerfully plane the surface of a wood, achieving a high precision and efficiency of planning and polishing.

Abstract: A vertical elevating device of a table saw includes an elevating base fixed on a rotating base, a main shaft mechanism, an elevating mechanism and a rotating mechanism. The elevating base includes a shaft for fixing with a round saw blade unit, an auxiliary elevating unit vertically set under the shaft and fixed on the rotating base, a guiding rod located at its two sides respectively in parallel with the auxiliary elevating unit, and a threaded guiding rod positioned at its one side and having its bottom fixed on the rotating base. The elevating mechanism is installed at one side of the rotating base, connected with the threaded guiding rod to move the elevating base up and down while whirling the elevating mechanism. With the auxiliary elevating unit focusing the support point on the gravitational center, the elevating base moves smoothly with a saved force.

Abstract: A planing machine including a base, at least two support columns disposed on the base, and a carriage assembly carrying a cutterhead. The carriage assembly may be mounted on the support columns. At least one of the base and the carriage assembly is movable vertically towards the other of the base and the carriage assembly. The planing machine may have panel mounted on at least one one of the base and the carriage assembly and extending between the carriage assembly and the base housing for preventing user contact with the cutterhead.

Abstract: An adjusting device for the conveying belt of a planer includes a fundamental plate assembled on the base of a planer. The fundamental plate has its rear end disposed with a rear roller unit connected with the base of the planer and composed of two adjusting plates and a rear roller. The two adjusting plates are respectively bored with longitudinal insert slots preset in number to enable the adjusting plates to be slidably assembled on the fundamental plate. Each adjusting plate has its front end extending outward vertically and forming a positioning wall pivotally fixed thereon with a positioning member and movably fastened on the base of the planer. The adjusting device for the conveying belt of this invention is simple in structure and easy to be assembled, lowering processing and assembling cost.

Abstract: A swiftly collapsible check plate unit for a table saw includes a separating plate, a combining base, a fixing member and two check plates. The two check plates are respectively positioned at two sides of the separating plate that has an engage groove with a collar opening. The fixing member has an engage block to correspond to the engage groove, and the engage block has two cut surfaces facing to an inner wall of the collar opening, so when a handling portion formed in a rear portion of the fixing member is turned, the engage block is tightly fixed in the engage groove, fixing tightly the combining base with the separating plate, with the two check plates also swiftly combined with the separating plate and the combining base, or collapsed swiftly as well by turning the handling portion in another way.