59results about How to "Accurately draw the line" patented technology

The invention relates to a digital control cutting control device, comprising a digital control cutting machine, which is used to drive moving mechanisms in X and Y axes of the digital control cutting machine; a laser marking machine, which is used to generate marking machine control files and cutting command files, and automatically marks and lines out according to the marking machine control files. The invention also relates to a digital control cutting control method, comprising a laser marking machine storing and operating marking machine controlling files. At the same time, the digital control cutting machine stores and operates the cutting command files. The digital control cutting machine drives the moving mechanisms in X and Y axes according to the cutting command files so as to drive a laser marking head to a target area, and sends out informing signals to the laser marking machine. The laser marking machine responds to the informing signals to automatically mark and line out from the garget area, implementing the marking machine control files. With advantages of reliable, visual and fast marking and accurate lining without damaging steel plates, the invention can automatically line out on parts.

The invention discloses a round pipe end surface lineation machine. The round pipe end surface lineation machine consists of a turning plate, a main ruler, a secondary ruler, a lineation needle and a fastening screw; when a center line is drawn, the inner side of the turning plate is tangential to the side surface of a cylinder or a round pipe; the main ruler is tightly bonded on the end surface of the cylinder or the round pipe; and as the axis of the lineation needle mounted on the secondary ruler is intersected with the angle line of the turning plate, the secondary ruler can be pushed to draw the center line on the end surface of the cylinder or the round pipe. When a concentric circle is drawn, the inner side of the turning plate is tangential to the side surface of the cylinder or the round pipe; the main ruler is tightly bonded on the end surface of the cylinder or the round pipe; the diameter of an outer circle is measured by the main ruler and the secondary ruler; the secondary ruler is shifted according to the radius of the drawn circle to enable the lineation needle to locate in the position of the circle to be drawn; the fastening screw is tightened to relatively fix the secondary ruler with the main ruler; the lineation needle rotates to enable the needle tip to contact with the end surface of the cylinder or the round pipe; and the lineation machine and the cylinder or the round pipe relatively rotate to draw the requested circle on the end surface. The round pipe end surface lineation machine can used for conveniently, quickly and precisely drawing the center line and the concentric circle on the end surface of the cylinder or the round pipe.

The invention discloses a key groove lineation method for making an aligned tooth sample plate and used for a helical gear with odd teeth. The aligned tooth sample plate consists of a sample plate body (1), a bulb moving rod (2) and a nut (3). The method comprises the following steps of: screwing a screw of the bulb moving rod into an internal thread hole of a stepped through hole of the sample plate body till the bulb of a sphere exceeds the end face A of a lug boss at the lower end of the right side of the sample plate body; arranging the sample plate body provided with the bulb moving rod into an inner hole of the helical gear with odd teeth; negatively screwing the bulb moving rod, gradually screwing the bulb moving rod into a tooth groove between two adjacent oblique teeth of the helical gear with odd teeth till complete contact with the tooth groove, and then tightening the bulb moving rod at the screw of the bulb moving rod through the nut; marking a key groove width b and a key groove depth t of the helical gear with odd teeth through a key groove formed at the left end face of the inside diameter of the sample plate body and by means of a lineation pen, wherein the key groove width b can correspond to the tooth outline of the end face of a random odd tooth; and then machining the helical gear with odd teeth according to the key groove width b and the key groove depth t.

The invention discloses an intelligent tooling fixture for scribing a carbon contact strip. The fixture comprises a bottom plate, a vertical plate is arranged on the top surface of a slide plate located on one side, a first mechanism is vertically arranged on the front of the vertical plate, a vertical slide rod facing upwards is arranged on the top surface of a slide plate located on the other side, a rectangular block-shaped slide cylinder sleeves the top of the slide rod, one end surface of a first slide plate in the first mechanism is fixedly connected to one end surface of the slide cylinder through two ends of a horizontal plate, a second mechanism is horizontally arranged on the front of the horizontal plate, and the bottom surface of a second slide plate in the second mechanism isprovided with a scribing component; third mechanisms are arranged on the top surface of the bottom plate and located on the outer sides of the slide rails, and a screw cylinder in each third mechanismis fixedly connected to the outer end surface of one corresponding slide plate. The invention also discloses an operation method of the intelligent tooling fixture for scribing the carbon contact strip. The tooling fixture provided by the invention is simple in structure and convenient to operate, under the assistance of the tooling fixture, the carbon contact strip can be accurately and quicklyscribed, the scribing efficiency and precision can be improved, and the processing costs can be reduced.

The invention relates to automatic mounting equipment for a fiber cement outer wall hanging board for a building wall body. The automatic mounting equipment comprises a mobile platform, a smoothing and scribing device, a keel mounting device, a face plate mounting device and a jointing device. The smoothing and scribing device is mounted at the front end of the mobile platform, and the keel mounting device is mounted on the mobile platform; and the face plate mounting device is mounted on the mobile platform, and the jointing device is mounted at the rear end of the mobile platform. Accordingto the automatic mounting equipment, the difficult problems that in the existing hanging board mounting process, smoothing and scribing, keel mounting and face plate mounting and jointing need to be manually conducted; during smoothing and scribing, smoothing and scribing treatment needs to be conducted by personnel with the help of a ladder; during keel mounting, multi-person division cooperationis needed, and the position is inaccurate during keel manual mounting; during face plate mounting, multiple persons operate on the same ladder, tumbling is prone to occurring, and thus the potentialsafety hazard is caused; and during jointing, the personnel are needed to conduct joint repairing, roll leveling and joint scraping can be solved. The function of automatic mounting of the fiber cement outer wall hanging board can be achieved.

The invention relates to a teaching board, in particular to the teaching board for English teaching. The invention aims at solving the technical problem of providing the teaching board for English teaching. In order to solve the technical problem, the invention provides the teaching board for English teaching which comprises supports and the like, wherein the supports are arranged on the left side and the right side of the bottom of the teaching board; a storage battery is arranged on the right side of the left-side support; a putting box is arranged on the left side wall of the teaching board; a lifting device is arranged in the putting box; a four-line three-grid device is arranged on the lifting device. The teaching board disclosed by the invention has the advantages that the scribing position is conveniently adjusted and accurate scribing is achieved; the air exhausting range of an electric fan is effectively expanded, so that teaching requirements of English teachers are met; the height of the teaching board is favorably adjusted for the English teachers with different heights to teach; in addition, the teaching board is convenient for placement of a broadcaster used by the English teacher, so that the effect of reducing the burden of the English teachers is realized.

The invention discloses a stair surface scribing tool convenient for scribing lines on step surfaces. The stair surface scribing tool comprises a bottom plate with a positioning structure, a slider arranged on the bottom plate and a scriber, wherein the scriber is arranged on the slider, the scribing end extends out from the lower side surface of the bottom plate, and the scriber can move in the vertical direction so as to regulate the extension quantity of the scribing end. Through regulating the extension quantity of the scribing section of the scriber from the lower side surface of the bottom plate, the step difference between two surfaces on the same plane is adapted, the function of scribing lines on the step surfaces is realized, and the operation is simple and convenient. At the same time, lines are scribed after positioning is carried out through the positioning structure of the bottom plate, so that lines are more accurately scribed.

The invention relates to a scribing device, in particular to a scribing device for glass cutting. According to the scribing device for glass cutting, kerosene is automatically added during scribing, and scribing is accurate. The scribing device for glass cutting comprises a supporting frame, a supporting plate, scribing mechanisms and an oiling mechanism, the supporting plate is arranged at the top of the supporting frame, the scribing mechanisms are arranged on the front side and the rear side of the supporting plate, the oiling mechanism is arranged on the front side of the supporting plate,and the lower portion of the oiling mechanism is connected with the supporting frame. The effects that kerosene is automatically added in the scribing process, and scribing is accurate are achieved;the scribing device is provided with the oiling mechanism, kerosene can be automatically added to the scribing device during scribing, time and labor are saved, stress generated by scratches is neutralized with tension of the kerosene in time, component force generated by glass marking is reduced, the component force is reduced, glass is not prone to bursting, and time and labor are saved.

The invention relates to the technical field of automatic cutting, and discloses an automatic cutting machine and a scribing method thereof. The automatic cutting machine acquires the distance between the pen point of a scribing pen and the surface of a to-be-scribed material; if the distance between the pen point of the scribing pen and the surface of the to-be-scribed material is not in a preset range, up and down position of the scribing pen is adjusted until the distance between the pen point of the scribing pen and the surface of the to-be-scribed material is in the preset range. By controlling the distance between the pen point of the scribing pen and the surface of the to-be-scribed material, excessive contact or separation between the pen point and the to-be-scribed material can be avoided, so that scribing is enabled to be accurate and quick.

The invention discloses a marine linear segmented lineation device which comprises a support, a supporting frame, an extension scale and a lineation frame, the support is a long-strip-shaped frame, the support is provided with a linear side plate, the side plate is provided with a first graduated scale, the first graduated scale is arranged in the length direction of the side plate, and a long-strip-shaped gradienter is fixed to the support; the supporting frame is connected to the support in a sliding mode, the supporting frame can move along the first graduated scale, and the supporting frame is connected with a first rotary knob to be locked on the first graduated scale; the extension scale is connected to the supporting frame, extends in the direction away from the support and is perpendicular to the first graduated scale. The scribing frame is connected to the extension scale in a sliding mode, the scribing frame is connected with a second rotary knob to be locked on the extension scale, the scribing frame is provided with a through insertion hole, a scribing needle penetrates through the insertion hole, and the scribing frame is connected with a third rotary knob to lock the scribing needle. The scribing device has the advantages of light design, portability, simplicity and convenience in operation, accuracy in scribing and the like, and is suitable for wide application.

An apparatus for substrate scribing which can apply scribing force vertically on a substrate is provided. The apparatus comprises a line-forming part for scribing a line on the substrate, a pressing part for applying pressure on the line-forming part, an elevator for moving the pressing part up and down, an elevating guiding part for leading the elevator, and a pressing guiding part for leading the pressure part. According to the invention, a scribed line can be formed on the substrate precisely by solving the eccentric force which deviates to the X-Y direction.

The invention discloses a wobbler crisscross line scribing method. Not only can an Rb processing line be accurately and quickly determined through a linear position limiting method, but also the processing scribing quality and the position degree are improved. According to a relation formula that T is equal to 0.7071Rn-0.5858Rb, the numerical value of T is calculated to scribe an excircle center line. Then, two straight lines are planned by scribing and extend to an excircle of a roller shaft head. Another center line and two corresponding straight lines are scribed on the roller shaft head and extend to the excircle of the roller shaft head. The position of an Rb center point is scribed through two vertical lines of a crisscross line, and then the Rb processing line is scribed. The wobbler crisscross line scribing method has the beneficial effects that the position of a circular arc is firstly positioned by the straight lines through the crisscross line to be conveniently, easily and accurately scribed; the processing correctness and the processing accuracy of the width of a processed residual roller can be directly measured and detected with a caliper, so that the qualified rate of the position degree of a wobbler of the processed roller is high; and moreover, the sample cost is eliminated, and the production cost is reduced.