31results about How to "Prevent left and right shift" patented technology

The invention relates to the technical field of construction machinery, in particular to a novel building material template cleaning device, which comprises a conveying table, a forward rotation cleaning mechanism, a reverse rotation cleaning mechanism, an upper surface flushing mechanism and a lower surface flushing mechanism, wherein the forward rotation cleaning mechanism and the reverse rotation cleaning mechanism are arranged on the conveying table; a building material template is conveyed through the conveying table; the upper surface flushing mechanism is arranged above the building material template; the lower surface flushing mechanism is arranged below the building material template; a sticky matter on the building material template can be effectively cleaned, and a physical means is used for cleaning, so that the chemical pollution is avoided, the cleaning efficiency is improved, and the production cost is reduced.

The invention discloses a carton automatic folding device. The carton automatic folding device is characterized by comprising a left edge folding mechanism, a rear edge folding mechanism, a front edgefolding mechanism and a right edge folding mechanism. The left edge folding mechanism comprises a first support, a first horizontal air cylinder, a first sucker, a first turn-over air cylinder and afirst turn-over pressing plate. The rear edge folding mechanism comprises a second support, a second horizontal air cylinder, a second sucker, a second turn-over air cylinder and a second turn-over pressing plate. The front edge folding mechanism comprises a third support, a third turn-over air cylinder and a third turn-over pressing plate. The right edge folding mechanism comprises a fourth support, a fourth turn-over air cylinder and a fourth turn-over pressing plate. Automatic folding of four edges at the bottom of a carton can be achieved, and production efficiency can be improved. In addition, the invention further discloses a carton sticking machine.

The invention relates to the field of gluing equipment and specifically to a gluing machine suitable for bamboo and wood products. The abovementioned technical aim of the invention is realized by the following technical solution: a gluing machine suitable for bamboo and wood products comprises a rack, a gluing device arranged on the rack for gluing the material, and a glue storage device for supplying glue stock to the gluing device. The gluing device comprises an upper glue barrel and a lower glue barrel. The upper and lower glue barrels are connected on the rack and rotate with the action of an external motor. The lower glue barrel is arranged directly under the vertical position of the upper glue barrel. The upper glue barrel has the same size as the lower glue barrel. The outer surface is sleeved with a glue contact layer increasing the friction force with glue. The aim of the invention is to provide a gluing machine suitable for bamboo and wood products. The machine has a simple structure and is beneficial to implement. The gluing amount is adjustable. The bamboo and wood products placed on the machine have strong stability. Both sides of the products can be glued uniformly.

The invention relates to a bending device for recycling of a medical syringe needle, and belongs to the field of medical waste disposal. The bending device comprises a cannula, the cannula is internally matched with a telescopic rod, a U-shaped frame is fixed to the upper end of the telescopic rod, a lower shaft is fixed to the U-shaped frame, a movable wheel is coaxially mounted on the lower shaft, a bracket is fixed to the upper end of the cannula, a bearing is fixed to the upper end of the bracket, an upper shaft is fixed into the bearing, a fixed wheel is coaxially fixed to the upper shaft, the upper shaft and the lower shaft are parallel, the wheel surfaces of the movable wheel and the fixed wheel are tangent to each other, a lower groove is formed in the wheel surface of the movablewheel, the lower groove surrounds the movable wheel by a circle, an upper groove is formed in the wheel surface of the fixed wheel, the upper groove surrounds the fixed wheel by a circle, a rotary disc is coaxially fixed to the end of the upper shaft, a vertical plate is fixed to the circumferential face of the fixed wheel, a positioning hole is formed in the vertical plate, the diameter of the positioning hole is smaller than the diameter of a needle pin, when the vertical plate makes contact with the movable wheel, the fixed wheel is limited from rotating, and the common tangent line of theupper groove and the lower groove passes through the circle center of the positioning hole. A needle stem part of the needle can be bent, a needle stem is not bent to be broken, and meanwhile the bending position of the needle stem can be further adjusted so that the needle can be manufactured into other objects to be utilized.

The invention discloses a splicable tray which comprises tray units. The side face of each tray unit is provided with a first clamping hook and a first hook hole which are matched. The side face of each tray unit is provided with a clamping groove, a clamping hole and strips matched with the clamping groove and the clamping hole respectively. Due to the splicing mode, a user can freely assemble the tray of the corresponding size through the tray units according to the size of cargos, the use effect is greatly improved, and splicing is stable and firm.

The invention discloses a hanging rack for mounting an intelligent blackboard, and relates to the technical field of intelligent blackboard devices. The hanging rack comprises a mounting base mountedon a wall and a fixed beam detachably mounted on the mounting base; the upper surface and the lower surface of the fixed beam are each provided with a T-shaped sliding rail A, the outer surface of thefixed beam is provided with a T-shaped sliding rail B, the mounting base is provided with a T-shaped sliding rail C matched with the fixed beam, the inner side face of the fixed beam is provided witha T-shaped sliding groove, and the two ends of the T-shaped sliding rail C are each provided with a fixed block in a matched mode. A supporting assembly is arranged on the T-shaped sliding rail A located on the lower surface of the fixed beam, a locking assembly is arranged on the T-shaped sliding rail A located on the upper surface of the fixed beam, and the two ends of the T-shaped sliding railB are each provided with a clamping piece in a matched mode; an intelligent blackboard is fixed to the hanging rack in a matched mode. By means of the mounting base, the fixing beam, the supporting assembly, the locking assembly and the clamping piece, the same hanging rack is suitable for mounting of intelligent blackboards of various different sizes, wherein the supporting assembly, the lockingassembly and the clamping piece are mounted on the fixing beam.

This invention discloses a preparation method of shelf type quick greening equipment on rock. The shelf is wedge box type, elliptical gap is opened at bottom part of box front face plate. The shelf of the box is inclined cling to rack wall, steel bar is set along the shelf bottom inclined plane, bottom end of the steel bar is inserted into the rack wall under the shelf, fertilizer, molding moisture agent and soil are filled in the sphenoid box shelf which fixed on rack wall, and plant is planted in it. Wood, bamboo and plastic product is used in this invention, the weight is light, and the fix is convenient, safe and reliable under function of the fixed steel bar, construction technique is simple. Accident will not happened even the shelf is dissimilated and dropped off because of the root of aloe can easily insert rack cave and self fix the whole plant. The advantages are quick greening, and longtime greening effect.

The invention particularly relates to a server sliding rail with a fast installation function. The server sliding rail with the fast installation function comprises a positioning block; a front baffle and a protective shell are arranged at the front end face of the positioning block; the front baffle is provided with a positioning post; a second spring is connected at one end of the positioning post; the second spring supports against the inner wall of the protective shell; an opening is formed in the outer surface of the positioning block; a side plate is arranged at the opening; one end of the side plate extends to the interior of the opening; a first spring is also arranged at the front baffle; the first spring supports against the extension part of the side plate; a toggling clamping part is arranged at the other end of the side plate; a sliding rail body is arranged at one end of the positioning block; the sliding rail body comprises an inner rail, a middle rail and an outer rail which are connected in sequence; the sliding rail body further comprises an outer shell; a sliding rack connected with the outer rail is arranged in the outer shell; an elastic part is arranged in the outer shell; a spring is arranged between the elastic part and the outer shell; one end of the spring supports against the middle position of the elastic part while the other end of the spring supports against the inner bottom surface of the outer shell; and the elastic part supports against the bottom surface of the sliding frame. The server sliding rail with the fast installation function has the beneficial effect of high installation efficiency as the sliding rail body can be rapidly and fixedly arranged on a front positioning frame body by utilization of a positioning pin and second spring combined structure and cooperation of the elastic part.

The invention relates to an adjustable observation window, and belongs to the technical field of equipment. The adjustable observation window comprises a double-layer housing of the observation window, synthetic glass fixed in the double-layer housing, a right-angled prism that can rotate around the axis, and a right-angled prism adjustable support; and the right-angled prism is fixed on the right-angled prism adjustable support, and the right-angled prism adjustable support is arranged on the double-layer housing of the observation window. An operator can observe a front bottom object image in the orthophoria angle of the eyes through the adjustable observation window, the maximal visual scope is 3 times that of an original equipment observation window, and blind observation areas in thebottom of equipment are reduced greatly. The plastic housing not difficulty in perforating can be easily mounted on the original observation window, so that the cost is reduced and power-off time is shortened. The adjustable observation window in of embedded installation design, and during installation, rainwater can be avoided by only using glass cement for sealing a slit between a glass and a cabinet door.

The invention discloses a steel frame template anti-displacement apparatus which is intended for positioning of a steel frame between a first side mold and a second side mold which constitute an included angle. The apparatus includes a positioning clamp which includes a clamping part of a frame back ridge which is clamped to the first side mold and an abut against part which abuts against the second side mold, and the abut against part and the clamping part are in fixed connection; a drawing rod body which is fixed to the abut against part; a fixing part which is movably installed on the drawing rod body and is fixed to the drawing rod body through a fixing structure; the fixing part and the abut against part constitute a positioning space which is intended for fixing the second side mold. According to the invention, the apparatus uses the positioning clamp to clamp and fix the frame back ridge of the first side mold, and uses the drawing rod body and the fixing body to connect and fix the second side mold of the steel frame template, so that the first side mold and the second side mold of the steel frame template which constitute an included angle are fixed. The apparatus has simple structure, is easy to use, and has high turnover rate.

The invention discloses a knapsack. The knapsack comprises a knapsack body, the back plate is detachably and fixedly connected to the back surface of the bag body, and the position of the back plate is suitable for being adjusted in the height direction relative to the bag body; the back plate is provided with a vertical slide way, and the lower edge of the back plate does not exceed the lower edge of the bag body all the time; the first spring is arranged in the slide way; the second spring is arranged in the slide way and is positioned below the first spring; the sliding part is arranged in the slide way in a sliding manner, and is configured to abut against the first spring and compress the first spring when sliding upwards, and hook the second spring and stretch the second spring when sliding upwards to exceed a preset position; one end of the strap is fixedly connected to the bottom of the bag body, and the other end of the strap is fixedly connected with the sliding piece; the backpack is effectively prevented from impacting the spine, and the good effect of relieving pressure is achieved.

The invention discloses a kinematic pair joint gap eliminating mechanism for a feeding robot and an implementation method of the kinematic pair joint gap eliminating mechanism. A compensation assemblyis configured at the bottom end of a swing arm and used for compensating for abrasion generated after a swing arm runs for a long time, in this way, the swing arm and a basic arm can run stably for along time; and the inclined face of a compensation plate makes contact with the basic arm, original direct contact between the swing arm and the basic arm is replaced by installation of the compensation plate, and a first compensation structure jacks up the compensation plate to provide transverse compensation, so that left-right displacement possibly occurring to the swing arm is avoided, and the situation that the swing arm can rub against a transverse circular shaft to cause abrasion is avoided through radial compensation provided by a second compensation structure. Through the special design of the compensation plate, the first compensation structure and the second compensation structure, displacement of the swing arm after long-time operation can be avoided, a kinematic pair joint gap is effectively eliminated, and the operation stability and durability of equipment are greatly improved; and meanwhile the compensation assembly is arranged in an inner cavity of the equipment, sothat normal operation of a kinematic pair joint is not affected.

The invention relates to a buckling mechanism with an automatic reset function. The buckling mechanism comprises a positioning block, a front barrier and a protective shell are arranged on the front end face of the positioning block, positioning columns are arranged on the front barrier, one end of each positioning column is connected with a second spring, the second springs abut against the inner wall of the protective shell, an opening is formed in the outer surface of the positioning block, a side plate is arranged on the opening, one end of the side plate extends into the opening, a first spring is arranged on the front barrier and abuts against the extending part of the side plate, and the other end of the side plate is connected with a poking clamp part. The buckling mechanism has the advantages that a slide rail body can be fast fixed to a front positioning frame through the combined structure of positioning pins and the second springs, the installing process can be completed without a tool, and the installing efficiency is high; in addition, the slide rail body is effectively prevented from shifting horizontally through the combined structure of the poking clamp part and the front barrier, and it is avoided that the positioning pins break away from installing holes of the front positioning frame.

The invention discloses a supporting rod fixing reinforcing device. The supporting rod fixing reinforcing device is characterized by comprising ejecting iron (1) and a supporting rod fixing frame (2), the ejecting iron (1) is formed by connecting angle iron (1-1) and a U-shaped hoop (1-2) through a bolt, the supporting rod fixing frame (2) is formed by connecting two V-shaped fixing frame bodies (2-1) and four stringed nails (2-2), and the four stringed nails (2-2) are fixedly connected between the two V-shaped fixing frame bodies (2-1) through bolts. The supporting rod fixing reinforcing device is simple in structure, convenient to install, high in mechanical strength, good in stability and wide in application range.

The invention provides an anti-displacement ceiling connecting structure and a mounting method thereof, and belongs to the technical field of ceiling mounting. The anti-displacement ceiling connecting structure comprises a veneer, a first keel, a supporting piece, a connecting piece and a hanging piece. The hanging piece hangs the supporting piece, the first keel is connected to the veneer, the connecting piece is connected to the supporting piece in a sleeving mode, the first side portion of the first keel is inserted into a first inserting groove, the second side portion of the first keel is inserted into a second inserting groove, thus the first keel is placed on the supporting piece and hung, and then the veneer is hung; and the first side portion of the first keel is fastened to a first base body and the second side portion of the first keel is fastened to a first stop plate through a fixing structure, thus the first keel is fixed, then the veneer is fixed, and the stability of the structure is improved.