31results about How to "Avoid Compromising Position Accuracy" patented technology

The invention discloses a circuit board assembly driven by a chain and provided with a locking indicator lamp. The circuit board assembly comprises a circuit board device (3) and a base fixing device. The circuit board device (3) comprises a rectangular body part (30) and four fixed feet (31) located at the corners of the rectangle respectively. The base fixing device comprises a base (1) and four mounting frames (4) which are fixed to the base (1) and correspond to the four fixed feet (31) respectively. Inserting grooves (40) allowing the fixed feet (31) to be inserted are formed in the mounting frames (4), and inside clamping blocks (8) which are biased by the jacking and pressing springs (83) and can stretch into the inserting grooves (40) are arranged at the inner sides, close to the inner side of the body part (30) of the circuit board device (3), of the inserting grooves (40) of the mounting frames (4).

Provided is a circuit board assembly with an alarm. The circuit board assembly comprises a circuit board device (3) and a base fixing device. The circuit board device (3) comprises a rectangular body part (30) and four fixed feet (31) respectively arranged on rectangular corners. The base fixing device comprises a base (1) and four installation frames (4) which are fixed on the base (1) and respectively correspond to the fixed feet (31). Inserting grooves (40) in which the fixed feet (31) can be inserted are arranged in the installation frame (4). Inner side clamp blocks, which are pressed by pressing springs (83) in an inclined manner and are capable of stretching into the inserting grooves (40), are arranged on inner side parts, near the inner sides of the body part (30) of the circuit board device (3), of the inserting grooves, on the installation frames (4).

A convenient-detachment and quick-heat-radiating circuit board assembly comprises a circuit board device (3) and a base fixing device. The circuit board device (3) comprises a rectangular body part (30) and four fixing legs (31) which are arranged at corners of the rectangular body part. The base fixing device comprises a base (1) and four mounting frames (4) which are fixed on the base (1) and correspond with the four fixing legs (31). Each mounting frame (4) is internally provided with an insertion trough (40) for insertion of the fixing leg (31). The mounting frame (4) is provided with an inside clamping block (8) which is pressed by a pressing spring (83) and can extend into the insertion trough (4) at the inside part of the insertion trough (40), wherein the inside part of the insertion trough is next to the inside of the body part (30) of the circuit board device (3).

The invention discloses a circuit board assembly convenient to maintain, which comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular body part (30) and four fixing pins (31) located at corners of the rectangle respectively; the base fixing device comprises a base (1) and four mounting frames (4) fixed on the base (1) and corresponding to the four fixing pins (31) respectively; each mounting frame (4) is provided with a slot (40) for enabling each fixing pin (31) to be inserted; and an inner side clamping block (8) is arranged at the inner side part, close to the inner side of the body part (30) of the circuit board device (3), of the slot (40), and the inner side clamping block (8) is pressed by a top pressing spring (83) in an unsymmetrical mode and can extend to the slot (40).

Provided is a de-noising circuit board assembly equipped with a roller groove. The de-noising circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

The invention discloses a circuit board feeding device. The circuit board feeding device comprises a machine frame, a jacking mechanism arranged on the machine frame, a conveying device and a limitingframe used for limiting the circuit board stacked in the stacking mode, the conveying device is provided with a conveying part capable of carrying out rotary motion, the limiting frame is fixed on the conveying part, the two ends of the conveying part are provided with a discharging station and a feeding station respectively, the conveying part can convey the limiting frame fully loaded at the discharging station to the feeding station, and the limiting frame at the loading station is conveyed to the discharging station; the two sides of the limiting frame in the width direction of the conveying part are provided with notches, the output end of the jacking mechanism is provided with a bearing part, the bearing part extends into the limiting frame through the notches, so that the edge of the circuit board is borne on the bearing part and abuts against all the circuit boards to rise. According to the circuit board feeding device, the circuit board can be accurately positioned, the circuit board can be accurately conveyed to the feeding station, the feeding accuracy of the circuit board can be improved, and the circuit board feeding device has the advantages of being simple in structure, small in occupied space and the like.

Provided is a heat-dissipating circuit board assembly equipped with an upper stopping sensor and a lower stopping sensor. The heat-dissipating circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

Provided is a circuit board assembly easy to install and uninstall and with adjustable clamping speed. The circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

The invention discloses a circuit board component with upper and lower limit sensors. The circuit board component with the upper and lower limit sensors comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular main body part (30) and four fixed feet (31) respectively located at corner parts of the rectangle; the base fixing device comprises a base (1), and four mounting racks (4) fixed on the base (1) and respectively corresponding to the four fixed feet (31); each mounting rack (4) is internally provided with a slot (40) for insertion of the fixed foot (31), and the inner side part of each slot (40) of each mounting frame (4), close to the inner side of the main body part (30) of the circuit board device (3), is provided with an inner side fixture block (8) which is partially pressed by a top pressure spring (83) and can stretch into the slot (40).

A convenient-detachment heat radiation type circuit board assembly comprises a circuit board device (3) and a base fixing device. The circuit board device (3) comprises a rectangular body part (30) and four fixing legs (31) which are arranged at corners of the rectangular body part. The base fixing device comprises a base (1) and four mounting frames (4) which are fixed on the base (1) and four mounting frames (4) which correspond with the four fixing legs (31). Each mounting frame (4) is provided with an insertion trough (4) for insertion of the fixing leg (31). The mounting frame (4) is provided with an inside clamping block (8) which is pressed by a pressing spring (83) and can extend into the insertion trough (4) at the inside part of the insertion trough (40), wherein the inside part of the insertion trough is next to the inside of the body part (30) of the circuit board device (3).

A circuit board assembly resistant to abrasion comprises a circuit board device (3) and a base fixed device, wherein the circuit board device (3) comprises a rectangular body part (30) and four fixed legs (31), the four fixed legs (31) are respectively arranged at corners of a rectangle, the based fixed device comprises a base (1) and four installation racks (4), the four installation racks (4) are fixed on the base (1) and are in respective correspondence to the four fixed legs (31), slots (4) are arranged in the installation racks (4) and used for the fixed legs (31) to insert, the installation racks (4) are provided with inner-side clamping blocks (8) at the inner side parts, near to the inner side of a body part (30) of the circuit board device (3), of the slots (40), and the inner-side clamping blocks are biased by jackingsprings (83) and can extend into the slots (40).

The invention discloses a speed-adjustable circuit board component with an idler wheel. The circuit board component with the idler wheel comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular main body part (30) and four fixed feet (31) respectively located at corner parts of the rectangle; the base fixing device comprises a base (1), and four mounting racks (4) fixed on the base (1) and respectively corresponding to the four fixed feet (31); each mounting rack (4) is internally provided with a slot (40) for insertion of the fixed foot (31), and the inner side part of each slot (40) of each mounting frame (4), close to the inner side of the main body part (30) of the circuit board device (3), is provided with an inner side fixture block (8) which is partially pressed by a top pressure spring (83) and can stretch into the slot (40).

A circuit board assembly with a locking indicator light is disclosed. The circuit board assembly comprises a circuit board apparatus (3) and a base fixing apparatus; the circuit board apparatus (3) comprises a rectangular body part (30) and four fixed pins (31) positioned in the corners of the rectangular body part respectively; the base fixing apparatus comprises a base (1) and four mounting frames (4), corresponding to the four fixed pins (31) respectively, fixed on the base (1); slots (40) for allowing the fixed pins (31) to be inserted are formed in the mounting frames (4); and each mounting frame (4) is provided with an inner side clamping block (8) which is biased by a top pressure spring (83) and capable of extending into the slots (40), wherein the inner side clamping block (8) is arranged in the inner side part, close to the inner side of the body part (30) of the circuit board apparatus (3), of the slots (40).

A solar-powered and locked circuit board assembly guided by a guide rod is disclosed. The circuit board assembly comprises a circuit board apparatus (3) and a base fixing apparatus; the circuit board apparatus (3) comprises a rectangular body part (30) and four fixed pins (31) positioned in the corners of the rectangular body part respectively; the base fixing apparatus comprises a base (1) and four mounting frames (4), corresponding to the four fixed pins (31) respectively, fixed on the base (1); slots (40) for allowing the fixed pins (31) to be inserted are formed in the mounting frames (4); and each mounting frame (4) is provided with an inner side clamping block (8) which is biased by a top pressure spring (83) and capable of extending into the slots (40), wherein the inner side clamping block (8) is arranged in the inner side part, close to the inner side of the body part (30) of the circuit board apparatus (3), of the slots (40).

The invention discloses a wear-proof circuit board component with an alarm. The wear-proof circuit board component with the alarm comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular main body part (30) and four fixed feet (31) respectively located at corner parts of the rectangle; the base fixing device comprises a base (1), and four mounting racks (4) fixed on the base (1) and respectively corresponding to the four fixed feet (31); each mounting rack (4) is internally provided with a slot (40) for insertion of the fixed foot (31), and the inner side part of each slot (40) of each mounting frame (4), close to the inner side of the main body part (30) of the circuit board device (3), is provided with an inner side fixture block (8) which is pressed by a top pressure spring (83) and can stretch into the slot (40).

Provided is a circuit board assembly easy to install and uninstall. The circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

Provided is a de-noising circuit board assembly easy to install and uninstall. The de-noising circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

The invention relates to the technical field of cutting, and discloses a cutting device which comprises a machine frame, a cutting table, a traction roller, a laser, a stacking table and a first driving mechanism. The cutting table is arranged on the machine frame and can be located on a cutting position; the traction roller is arranged on the machine frame and guides materials to pass through the cutting position, and the cutting table supports the materials; when the materials are located at the cutting position, the laser cuts the materials; the stacking table is arranged below the cutting position; and the first driving mechanism drives the cutting table, so that the cutting table can leave and return to the cutting position. According to the embodiment of the cutting device, cut sheet materials can be can sorted out without damaging traction tension of subsequent materials, so that the influence on the position precision of the subsequent materials is avoided, the stable quality of the cut sheet materials is ensured, and the production efficiency is improved.

A circuit board assembly with a roller groove comprises a circuit board device (3) and a base fixed device, wherein the circuit board device (3) comprises a rectangular body part (30) and four fixed legs (31), the four fixed legs (31) are respectively arranged at corners of a rectangle, the based fixed device comprises a base (1) and four installation racks (4), the four installation racks (4) are fixed on the base (1) and are in respective correspondence to the four fixed legs (31), slots (4) are arranged in the installation racks (4) and used for the fixed legs (31) to insert, the installation racks (4) are provided with inner-side clamping blocks (8) at the inner side parts, near to the inner side of a body part (30) of the circuit board device (3), of the slots (40), and the inner-side clamping blocks are biased by jacking springs (83) and can extend into the slots (40).

A conveniently detached shock-absorbing type circuit board assembly is disclosed. The circuit board assembly comprises a circuit board apparatus (3) and a base fixing apparatus; the circuit board apparatus (3) comprises a rectangular body part (30) and four fixed pins (31) positioned in the corners of the rectangular body part respectively; the base fixing apparatus comprises a base (1) and four mounting frames (4), corresponding to the four fixed pins (31) respectively, fixed on the base (1); slots (40) for allowing the fixed pins (31) to be inserted are formed in the mounting frames (4); and each mounting frame (4) is provided with an inner side clamping block (8) which is biased by a top pressure spring (83) and capable of extending into the slots (40), wherein the inner side clamping block (8) is arranged in the inner side part, close to the inner side of the body part (30) of the circuit board apparatus (3), of the slots (40).

The invention discloses a noel circuit board assembly, which comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular body part (30) and four fixing pins (31); the four fixing pins (31) are respectively located at rectangular corner parts; the base fixing device comprises a base (1) and four mounting racks (4); the four mounting racks (4) are fixed on the base (1) and correspond to the four fixing pins (31) respectively; inserting grooves (40) for inserting the fixing pins (31) are formed in the mounting racks (4); the mounting racks (4) are provided with inner side clamping blocks (8) on the inner side parts, close to the inner side of the body part (30) of the circuit board device (3), of the inserting grooves (40); and the inner side clamping blocks (8) are biased by top pressure springs (83) and can extend into the inserting grooves (40).

The invention discloses a circuit board assembly powered and locked by solar energy, which comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular body part (30) and four fixing pins (31) located at corners of the rectangle respectively; the base fixing device comprises a base (1) and four mounting frames (4) fixed on the base (1) and corresponding to the four fixing pins (31) respectively; each mounting frame (4) is provided with a slot (40) for enabling each fixing pin (31) to be inserted; and an inner side clamping block (8) is arranged at the inner side part, close to the inner side of the body part (30) of the circuit board device (3), of the slot (40), and the inner side clamping block (8) is pressed by a top pressing spring (83) in an unsymmetrical mode and can extend to the slot (40).

The invention discloses a circuit board component capable of decreasing friction. The circuit board component comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular main body part (30) and four fixed feet (31) respectively located at corner parts of the rectangle; the base fixing device comprises a base (1), and four mounting racks (4) fixed on the base (1) and respectively corresponding to the four fixed feet (31); each mounting rack (4) is internally provided with a slot (40) for insertion of the fixed foot (31), and the inner side part of each slot (40) of each mounting frame (4), close to the inner side of the main body part (30) of the circuit board device (3), is provided with an inner side fixture block (8) which is partially pressed by a top pressure spring (83) and can stretch into the slot (40).

Provided is a circuit board assembly powered and locked by solar energy and easy to maintain. The circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

Provided is a circuit board assembly easy to install and uninstall and guided by a guide rod. The circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

A shock-absorption circuit board assembly using a contact sensor comprises a circuit board device (3) and a base fixing device, wherein the circuit board device (3) comprises a rectangular body part (30) and four fixed legs (31), the four fixed legs (31) are respectively arranged at corners of a rectangle, the base fixing device comprises a base (1) and four installation supports (4), the four installation supports (4) are fixed on the base (1) and are in respective correspondence to the four fixed legs (31), slots (40) are arranged in the installation supports (4) and are used for the fixed legs (31) to insert, and inner-side clamping blocks (8) are arranged at the inner side parts, close to a body part (30) of the circuit board device (3) and in the slots, of the installation supports, are biased by top press springs (83) and can extend to the slots (40).

A chain-driven circuit board assembly is disclosed. The circuit board assembly comprises a circuit board apparatus (3) and a base fixing apparatus; the circuit board apparatus (3) comprises a rectangular body part (30) and four fixed pins (31) positioned in the corners of the rectangular body part respectively; the base fixing apparatus comprises a base (1) and four mounting frames (4), corresponding to the four fixed pins (31) respectively, fixed on the base (1); slots (40) for allowing the fixed pins (31) to be inserted are formed in the mounting frames (4); and each mounting frame (4) is provided with an inner side clamping block (8) which is biased by a top pressure spring (83) and capable of extending into the slots (40), wherein the inner side clamping block (8) is arranged in the inner side part, close to the inner side of the body part (30) of the circuit board apparatus (3), of the slots (40).

Provided is a circuit board assembly using a contact sensor. The circuit board assembly comprises a circuit board device (3) and a pedestal fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing pins (31) on the corners of the rectangular body portion. The pedestal fixing device comprises a pedestal (1) and four installing racks (4) fixed to the pedestal (1) and corresponding to the four fixing pins (31) respectively. Each installing rack (4) is equipped with a slot (40) into which the corresponding fixing pin (31) can be inserted. The inner side portion, close to the inner side of the body portion (30) of the circuit board device (3), of the slot (4) of each installing rack (4) is provided with an inner-side clamping block (8) which is biased by a pushing spring (83) and which can be inserted into the slot (40).

A circuit board assembly with the adjustable clamping speed and upper and lower limiting sensors comprises a circuit board device (3) and a base fixing device. The circuit board device (3) comprises a rectangular body portion (30) and four fixing feet (31) located at the corners of the rectangle. The base fixing device comprises a base (1) and four installation frames (4) which are fixed to the base (1) and correspond to the four fixing feet (31) respectively. Each installation frame (4) is provided with a slot (40) where the corresponding fixing foot (31) is allowed to be inserted. An inner side clamping block (8) which is pressed unsymmetrically by a top pressure spring (83) and can stretch into each slot (40) is arranged at the inner-side portion, on the inner side, close to the body portion (30) of the circuit board device (3), of the slot (40) in the corresponding installation frame (4).