TWM277855U - Tool cart - Google Patents

Description

M277855 IV. Creation Instructions (1) [Technical Field to which the New Type belongs] This creation provides the design of a tool cart (1), especially a type that can be safely retracted, the height of the platform can be adjusted, it can be carried easily and can be used for various cutting saws The structure of the tool cart used for installation. [Previous technology] Generally, when cutting saws are used, the cutting saws are usually fixed on a tool table for operation, and the interference surfaces of these tools do not have maneuverability. The design of the foldable support frame used (as disclosed in the US Patent No. 6 7 2 2 6 1 8 and the US Patent No. 6 3 1 4 8 93) is mainly to make the support frame Folding the tripod, thereby improving the mobility of the φ-high support frame. However, although these support frames can be folded and folded to achieve the function of mobile carrying, but the user still needs to carry them by hand when carrying, this method still feels too heavy and inconvenient. At the same time, after the tripod is folded or stretched, the support frame does not have a proper safety positioning function to fix the tripod, and it has safety concerns when used with a cutting saw. In addition, due to the different specifications of the fixed hole positions of the cutting saw machines of various brands and styles, and the support frames seen in the market today do not provide the appropriate universal positioning structure, this results in cutting saw machines of different brand models. Only support brackets suitable for it can be purchased for use. The support brackets designed by other brands are not compatible with the design of the fixed hole positions, so the support brackets of each brand cannot be used interchangeably. As a result, after replacing the sawing machine, consumers The original support frame must be more ft 奂, so it is not economical. [New content] The main purpose of this creation is to provide a tool cart (1) design

M277855 Fourth, the creation instructions (2), so that the tool car's tripod can be safely retracted and stored through the telescopic positioning rod, and control the limit state of its use. The secondary purpose of this creation is to provide a tool cart (1) design, so that the top of the table top is provided with an adjustable positioning plate, so that cutting machines of various brands can be widely adapted for installation. : Another purpose of this creation is to provide a tool cart (1) design, which has telescopic brackets on each side of the countertop frame, so that the tool cart can be extended and retracted; the bracket can moderately support the processed parts for convenient machining. Another purpose of this creation is to provide a tool cart (1) design. One of the supporting feet is provided with rollers at the bottom of the cross foot, so that after the tool cart is retracted, the other side of the foot can be lifted. The bottom end makes the roller touch the ground, so it can be easily towed and moved without effort. Another purpose of this creation is to provide a tool cart (1) design. The telescopic positioning rod system uses a cable of a flexible steel rope to operate the control switch, so that the cable can be matched and pulled according to the frame structure of the tool cart. Arrange so that the control switch can be appropriately arranged at the selected place without restriction. Another purpose of this creation is to provide a tool cart (1) design, so that the telescopic bracket is hidden in the pipe rack with a diagonal push block device, so that the telescopic bracket and roller rod can be locked by the diagonal push block device Push to get a solid positioning effect. [Embodiment] As shown in the first figure, the design of this workshop is "tool cart (1)", and the main part should be composed of a surface frame 1, a support foot 2 and a telescopic positioning rod 3, etc. ： Countertop frame 1, as shown in the second figure, it is a long rectangular frame

M277855 3. Creation description (3). At the top of the frame, a plurality of holding grooves 11 arranged in parallel with each other are arranged at the top of the frame. A plurality of locking plates 1 π with a keyhole at the center are inserted in the rail groove 1 1 to make the locking plate. 1 1 1 can be provided with a positioning disk 1 2 forced locking is located on the holding groove 1 1, and two pivot joints 1 3, two slide grooves 1 4 and a handle 1 5 are provided on the bottom of the countertop frame 1 The frame 1 uses two hollow brackets at both ends of the frame body to be planted with two telescopic brackets 16; the supporting leg frame 2, as shown in the third figure, mainly includes a first cross leg 21 and a second cross leg 22. The second cross leg 2 1 is a combination of a two-legged rod 2 1 1, an upper connecting rod 212 and a lower connecting rod 213, so that the upper connecting rod 212 is horizontally disposed on the middle of the two-legged rod 2 1 1 The lower link 2 1 3 is connected to the bottom end of the two-legged rod 1 1. The second cross leg 22 is formed by the two-legged rod 221, the upper link 222 and the lower link 2 2 3. So that the upper link 2 2 2 is horizontally arranged on the upper shaft of the two-legged rod 2 2 1, and the lower link 22 3 is horizontally arranged on the lower shaft of the two-legged rod 221. The top end is provided with a pulley 2 2 4 and the bottom end is pivotally provided with a roller 225, so that The cross leg 21 21 and the second cross leg 22 1 individually and the second cross leg 22: The two leg 2 2 1 are pivotally connected to each other, so that the first cross leg 2 丨 the second leg 2 n is jealous The top bracket 2 of the countertop frame 1 is 3, and the pulley 22 4 at the top of the second rod 221 of the second cross leg 22 is embedded in the middle position of the chute 14 of the countertop frame ；; k limit telescopic positioning rod 3, As the first +, ^ _ components are composed, the telescopic outer tube 3 1 is formed in a rectangular shape, and is pivotally connected to the Lv body 7 under the second cross leg 22, and one end is capable of 2 23, and at the other end of the rod body retracts the inner rod 32, the dial cover 33, the card engine piece / 4, the torsion ^ including the telescopic outer officer 31, the extension, and other components, and: m twist spring 35 and Extension spring 36 M277855 4. Creation instructions (4) The side is provided with a positioning piece 3 1 1 and a slot 3 1 2. At the selected position of the top surface of the rod body, a fixing piece 313 for positioning the cable 4 is provided; telescopic The inner rod 3 2 is a rod body adapted to the diameter of the telescopic outer tube 31, so that one end is pivotally connected to the connecting rod 212 above the first cross leg 21, and is opened on the side of the shaft. There are multiple positioning slots 3 2 1; dial cover 3 3 It is mainly used as a safety switch to control the telescopic positioning lever 3, so that the dial cover 3 3 is provided with a pawl 3 3 1 hanging down from the side of the cover body, and a limiting groove 3 3 2 is provided on the top surface of the cover body. A hook hole 3 3 3 is provided at the rear end of the cover body; the free end cover of the telescopic outer tube 31 is sleeved on the free end of the telescopic inner rod 3 2; and the latching piece 3 4 is matched with a torsion spring 3 5 — And pivotally arranged on the positioning piece 3 1 1 so that the torsion spring 35 is hooked between the positioning piece 311 and the latching piece 34 so that the movable end of the latching piece 34 can be extended into the slot by the torsion of the torsion spring 35 312 and the positioning groove 3 2 1, the dial cover 3 3 is used above the positioning piece 3 1 1 of the telescopic outer tube 3 1 by using the limit slot 3 3 2 to slide the dial cover 3 3 on the top of the telescopic outer tube 3 1 When moving, its pawl 3 3 1 is able to turn the latch 34 to turn outside the slot 3 1 2 so that one end of the tension spring 36 is hooked to the hook hole 333 and the other end is hooked to the cable 4 The end, in this way, you can make the telescopic outer tube 3 1 and the telescopic inner rod 3 2 form a telescopic controllable telescopic state by snapping the tab 3 4 between the slot 3 1 2 and the positioning slot 3 2 1. Positioning lever 3. With the above-mentioned components, the support leg 2 is pivoted on the bottom end ® of the countertop frame 1, and the telescopic positioning rod 3 is assembled below the pivot point of the support leg 2 to restrict the support leg 2 by the telescopic positioning rod 3. The open position achieves the function of safety positioning. In this way, a tripod can be smoothly formed, which can be folded and folded, and suitable for various brands.

M277855 4. The cutting and sawing machine of creation description (5) can be widely equipped with positioning tool carts. Furthermore, the positioning plate 12 is a plate body punched with long slot holes 1 2 1 on the surface, and lock holes 1 2 2 are provided at both ends of the plate surface, and the holes 1 2 2 are automatically locked by screws. The upper slot of the slot 1 1 is correspondingly locked to the lock plate 1 1 1 in the rail slot 1 so that when the screw is turned, the lock plate 1 1 1 and the positioning plate 1 2 are firmly clamped and positioned to the holding slot 1 1, so that, when the corresponding matching position of the positioning disc 12 and the IS cutting machine is selected, the long slot 1 2 1 of the positioning disc 12 can be used to provide an appropriate positioning of the cutting saw (such as the fifth figure and Figure 6). In addition, in this creation, the positioning method of controlling the telescopic positioning rod 3 is controlled by using a pull cable 4. Now, only when the support foot 2 is folded for φ movement, the components of the telescopic positioning rod 3 are related. The details of the cooperation situation are shown in the seventh figure below. When the support stand 2 is in the state of extending and supporting the table stand 1, due to the weight of the table stand 1 being pushed down and acting on the top of the support stand 2, it causes support. At the rear end of the pivot joint of the first cross leg 21 and the second cross leg 22, a tripod 2 forms an expanding force and acts on both ends of the telescopic positioning rod 3, so that the telescopic outer tube 31 and the telescopic inner rod 3 2 has the phenomenon of pulling opposite to each other (as shown in the eighth figure), because the latching piece 3 4 at this time is in a state of being stretched against the interior of the slot 3 1 2 and the positioning slot 3 2 1, so it expands and contracts. The outer tube 31 and the telescopic inner rod 3 2 must be locked by the limit position of the latching piece 34 to maintain the positioning of the tensile support leg 2. • When folding the support foot 2 of the tool cart, the user must first pull the cable 4 so that the tension spring 3 6 generates a stored state and acts on the dial cover 3 3 (as shown in the ninth figure) At this time, due to the weight of the countertop frame 1

M277855 IV. Creation instructions (6) At the top of the support stand 2, the latches 3 4 are still in the state of limit locking the telescopic outer tube 31 and the telescopic inner rod 32, but when the user holds the countertop frame When the handle 1 on the side 1 lifts the countertop frame 1, the expansion forces at both ends of the telescopic positioning rod 3 are released, and the telescopic outer tube 3 1 and the telescopic inner rod 32 are forced to contract, causing the slot to open. 3 1 2 and the positioning groove 3 2 1 are offset from each other, and the latching piece 3 4 is obtained; the cover 3 3 is charged by the tensile spring 3 6 to accumulate the energy, and is moved by the side claw 3 3 1 The outer dial (as shown in the tenth figure), when the slot 3 1 2 and the positioning slot 3 2 1 are continuously misaligned, the catch piece 34 can be smoothly rotated by the action of the claw 3 3 1 to exit the positioning slot. 3 2 1 (see Figure 11), at this time, the user still needs to pull the cable 4 to make the tension spring 3 6 keep the cover 3 3 against the card φ stopper 3 4 and then The force of the previous lifting handle 15 is released, so that the weight of the countertop frame 1 acts on the top of the support foot 2 so that the first cross leg 21 and the second cross leg 22 can be pulled by the non-telescoping positioning rod 3 effect And to complete the folding action (as shown in the twelfth figure), for this purpose, the user can use the first cross foot 21 to lower the link 2 1 3 to lift the side of the tool cart to make the second The roller 225 of the cross leg 22 touches the ground, so that the tool cart can use the roller 225 to tow on the ground (as shown in the thirteenth figure). In the same way, when the user can control the telescopic positioning lever 3 to change the length during the contraction, the latching piece 3 4 can be extended into another positioning slot 3 2 1 in time to change the height of the supporting leg 2 and the supporting table 1 , So that the height of the countertop frame 1 can be adjusted appropriately to better meet different operating needs. • In addition, in order to make this work more secure when folding the support foot 2, it is possible to set a pressure bar 5 between the link 222 on the second cross leg 22 and the table top 1 to make the air pressure Folding lever 5 when user operates

Page 10 M277855 4. Creation instructions (7) When the footrest 2 moves, it can moderately slow down the inertia force of the countertop frame 1 to reduce the load on the user's hand. At the same time, when the support stand 2 is under support, the air pressure rod 5 can also help the table top 1 rise. In addition, as shown in the second and fourteenth drawings, this creation can be used on the table top 1. A pull handle 17 is arranged on the selected side pivot, and a clasp 2 1 4 is set on the selected leg 2 1 1 of the first cross leg 21 and the pull handle 17 is connected with the cable 4 and a latch 18 Structure, if this, when the handle 17 is rotated, the cable 4 and a latch 18 can be controlled for the retracting action at the same time (as shown in the fifteenth figure), and the supporting foot 2 is completely folded In the state, the latch 18 can correspond to the buckle 2 1 4 _ to form a latching state. After the support stand 2 is completely folded, it is possible to loosen and slip. In addition, the hollow pipe racks at the rear ends of the telescopic brackets 16 arranged on both sides of the countertop frame 1 are each provided with two telescopic rods 16 1 vertically, and one horizontally disposed at the top of the two telescopic rods 16 1 Roller rod 1 6 2 so that two telescopic rods 1 6 1 can use one hand screw 1 6 3 to pull a diagonal pusher block 1 6 4 installed in the end tube of the telescopic bracket 16 to make the diagonal pusher block 1 6 4 borrow The slanted surfaces on both sides push a sliding rod 1 6 5 each, so that the sliding rod 16 5 can slide outwards against the rod body of the telescopic rod 1 6 1, so that the telescopic rod 1 6 1 can be firmly held. Positioned on the telescopic bracket 16 (as shown in the sixteenth figure), if so, when the tool cart has a better or larger range of working space on the workbench 1 to provide processed parts, the user must follow The height and length of the processed parts (as shown in Figures 17 and 18), adjust the telescopic bracket 16 and roller rod 16 2 to the required position in a timely manner to form a supporting state, so that the processed parts are at a moderate level. It is convenient to carry out construction operations after arrival.

M277855 IV. Creation Instructions (8) In summary, it can be seen that the overall design of the tool cart (1) is created by the author. Because the same structural items have not been seen before the application, it is indeed the first new application never seen before. , And the composition is also streamlined and reasonable, with novel and practical elements, for which a new type of application is filed according to law, and the Bureau is asked to grant a quasi-patent. Real sense.

Page 12 M277855 Simple illustration of the drawing [Simple illustration of the drawing] The first picture is a combined perspective view of the creation. The second image is an exploded perspective view of the countertop frame in the creation. The third image is an exploded perspective view of the countertop frame and the supporting leg in the creation. The fourth image is an exploded perspective view of the telescopic positioning rod in the creation. The fifth picture is a schematic diagram of the use state of the countertop frame in the creation. The sixth figure is another schematic diagram of the use of the countertop frame in the creation. The seventh figure is a schematic diagram of the structure when the support stand is in a stretched state in the creation. The eighth to eleventh diagrams are the continuous motion diagrams of the creative telescopic positioning lever when the operating support leg I frame is folded. The twelfth picture shows the structure of the support stand in the folded state in the creation. The thirteenth figure is a schematic diagram of the use state of the author when dragging and running. The fourteenth and fifteenth diagrams are schematic diagrams of the use state when the handle is used to control the cable and the latch to perform the retracting action in the creation. The sixteenth figure is a combined sectional view of the telescopic bracket. The seventeenth figure is a schematic view of the use state of the height adjustment of the roller on the table stand. The eighteenth figure is a schematic diagram of the use state of the countertop frame to adjust the length of the telescopic bracket.

Page 13 M277855 Brief description of the diagrams Key components description 1 Table stand 111 Lock plate 121 Long slot 13 L 13 Pole socket 15 Handlebar 161 Telescopic rod 163 Hand-screw 165 Slider rod 18 Pin 2 1 First cross leg 212, 222 Upper 214 Cleat 221 Foot lever 225 Roller 31 Telescopic outer tube 312 Slotted 32 Telescopic inner lever 33 Dial cover 332 Limit slot 34 Detent 36 Stretch spring 5 Air lever

11 Holding slot 12 Positioning plate 12 2 Locking hole 14 Chute 16 Telescopic bracket 162 Roller rod 1 64 Inclined push block 17 Pull handle 2 Support stand 2 11 Foot rod 2 1 3, 2 2 3 Lower link 2 2 Second Cross foot 2 2 4 Pulley 3 Telescopic positioning lever 311 Positioning piece 3 1 3 Fixing piece 32 1 Positioning groove 331 Pawl 3 3 3 Hook hole 35 Torsion spring 4 Cable

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Claims (1)

M277855 5. Scope of patent application 1. A tool cart (1), which is composed of a table stand, a support foot stand and a telescopic positioning rod, which is characterized by: a table stand, the top end of the frame is provided with a plurality of channels spaced from each other Parallelly arranged holding grooves. A plurality of locking plates with keyholes in the center are inserted in the holding grooves, so that the locking plates can provide positioning disks for forced locking on the rail grooves. There are two pivots on the two sides of the bottom end of the countertop Socket and two chute; the support foot frame mainly includes the first cross leg and the second cross leg, so that the first cross leg and the second cross leg are pivotally connected to each other, and is provided on the top of the second cross leg Pulley, the bottom end is provided with a roller; a telescopic positioning rod, which is a support rod body that is controlled by a wire rope to stretch I and shrink, so that the two ends of the telescopic positioning rod are pivotally connected to the first cross leg and the second cross leg, respectively. Using the above components, the top of the first cross leg is pivoted to the pivot base of the countertop frame, and the pulley at the top of the second cross leg is embedded in the slide groove of the countertop frame, so that the telescopic positioning rod group is connected to the support leg frame Below the pivot point By using a telescopic positioning bar to limit the open state of the support foot to achieve safe positioning, so that a tripod that can be folded and retracted and suitable for various brands of cutting saws can be widely equipped with positioning tool carts. 2. The tool cart (1) as described in item 1 of the scope of the patent application, the telescopic positioning rod system is composed of a telescopic outer tube, a telescopic inner rod, a dial cover, a catch, a torsion spring, and a tension spring. The telescopic outer tube is provided with a positioning piece and a groove on the side, and the telescopic inner rod is provided with a plurality of positioning grooves on the side of the shaft, so that the dial cover is provided with a claw downward from the side of the cover body. , And a limiting groove is provided on the top surface of the cover, on the rear side of the cover Page 15 M277855 5. Scope of patent application 8. As described in Item 1 of the scope of patent application (1), a pneumatic rod is arranged between the second cross leg and the table frame. 9. According to the tool cart (1) described in item 1 of the scope of patent application, the table top is provided with a handle at the selected side pivot, and a buckle is set on the selected leg of the first cross leg. 10. According to the tool cart (1) described in item 9 of the scope of the patent application, the handle can cooperate with the cable and a latch to form a linkage structure, so that the cable controls the expansion and contraction of the telescopic positioning rod, and the latch is Corresponds to the buckle and forms a locked state when the tool cart is folded. Page 17