TWM302423U - Variable speed apparatus of band-saw machine - Google Patents

Description

M302423, VIII, new description: [New technical field] • This creation is related to a band saw machine, in more detail, especially a band saw with multi-stage shifting effect through the design of the gearbox. ^ Shifting device. [Prior Art] Press, please refer to the first figure. Generally, the upper and lower ends of the band saw machine i are respectively formed with an upper wheel chamber i 〇 and a lower wheel chamber 2 〇 to respectively supply the upper and lower saw bands. The wheel 1 1 and 2 1 are mounted, and the conventional transmission device 3 is mounted in the lower wheel housing 20, and the transmission device 3 is provided with upper and lower two turntables M3 i, 3 2 and two turntable groups. 3 work, 3 2 are respectively provided with two coaxially coupled large pulleys 3 1 1 , 3 2 1 and small pulleys 3丄2, 3 2 2, and one set of large and small pulleys with a belt 3 3 In the transmission, the lower dial group 32 is driven by the output shaft 41 of a motor 4, and the upper dial group 3 is coupled with the lower saw pulley 2 shaft by the shifting device. The structure design is such that the saw with the machine 1 is matched with the matching transmission of the upper and lower turntable groups 31, 32 and the belt 3 3 to form a two-stage sawing mode. ^ [New content] Only the shifting device 3 of the band saw machine 1 has only a two-stage ore-cut fruit type. When the user saws three or more different material properties to be sawed, the working machine must be replaced. It will cause inconvenience in use. The present invention provides a shifting device for a band saw machine, which is mainly composed of a motor shaft and an 'speed phase, the gearbox is composed of a transmission gear set and a moving tooth 5 M3 02423 1 » wheel set, - input (four) The wheel set and the i-stack member are combined with one of the gears of the gearbox, and the dialing claw is a pair of gears, and the dialing claw is a card output shaft set, and the set of gears is provided with a reciting , mouth and 刖, after the action, the combination of the diseased wheel set produces a different = a transmission mechanism to make it has a multi-section mine speed mining mode. S _ The gear shifting device of the mining machine provided by this creation, with the different speed modes of the transmission mechanism, the different speed mode of the transmission mechanism is used to make the cutting mode of the section type mine speed different. The material properties of the minerals are replaced by the more appropriate (four) mode to improve the overall efficiency of the sawing.口口贝 [Embodiment] Please refer to the second to fourth figures, the present invention provides a preferred embodiment of a mining machine with a mining machine, the belting machine 6 mainly includes a machine, a transmission The mechanism 70 is composed of a motor 80 and a gearbox 9 ,. The transmission mechanism 70 is installed in the body 60. The transmission mechanism 70 is provided with upper and lower two turntable sets 71 and 72, and two turntables. "Bu 7 2 is equipped with three sets of coaxially connected large pulleys 7 1 1 , 72 1 , middle pulleys 7 1 2, 7 2 2 and small pulleys 7 3, 7 2 3, and in which - group large, The small pulleys are arranged and driven by a belt 7 3 , and the motor 80 is pivotally driven to drive the transmission 9 〇, and then the belts 7 3 and 7 2 of the two sets of turntables 7 7 are combined and driven to drive The saw band 61 of the band saw machine 6 is rotated to have a sawing mode of different speeds, wherein: the motor 80 is externally attached to the body 6 of the band saw machine 6, and the system is 6 M302423

There is a round output shaft R 〇; 81, the read shaft 81 is pivotally driven to the gearbox 9 the gearbox 90, which is driven by a transmission gear set 9.2, on the 屮^ wheel set 9 1 Tooth, wherein: ^ '" wheel set 9 3 and - row of rods 9 4 and other components are grouped by the transmission gear set 9 1, which is driven by a transmission gear 9 丨, = _ up to 8 〇 The wheel shaft 81; (4) the 11-axis shaft is clamped to the horse wire group 92, which is driven by (four) 21 and is configured by two: = 22 and the second gear 923 is moved by the gear 2: interaction: 9 2 2 The transmission gear set 9 1 is transmitted: the output gear set 9 3 ' is composed of a transmission-pinion gear 9 3 2 and a large gear 9 3 3, and the 1 series shaft drives the transmission mechanism 7〇; 〇内海:;=9! extends from the outside of the gearbox 90 to the gearbox speed rq L ' May fits as shown in the fifth figure, the row of bars 9 4 on the side: people A handle 9 4 1 is fixed, and it is placed in the gearbox 90, and: a further shifting claw 9 5 ' is attached to the front and rear of the shifting lever 9 4 .俾Making the shifting pawl 9 5 to output the large gear 9 3 3 of the gear set 9 3 , and The system 1 can push the large gear 9 3 3 before and after the second supply, the return wheel set Θ 3 is engaged with the driven gear set 9 2 to generate a turn, 'other' the handle 9 4 of the shift lever 9 4 1 Each side of the two sides is provided with a card position 7 M302423 point 9 4 2, in order to limit the shift lever 9 4 to drive the shifting claw 9 5 to push the large gear 933 before and after the action. In order to further understand the characteristics of this creation, the use of technical means and the expected results, we will use the way of this creation to describe, and believe that we can have a deeper and more specific understanding of this creation, as described below... Referring to Figures 5 to 6, when the shift lever 94 pushes forward ¥, the movable finger 9 5 pushes the large gear 9 3 3 to move forward, so that the factory pinion 9 3 2 is coupled to The first gear 2 2 of the driving gear set 9 2 generates a rotating speed, because the first driving gear 92 2 is a number of teeth 2, a ring gear, and the pin gear 9 3 2 is a ring gear with a small number of teeth. When the first gear of Tiankouhai drives the gear 9 2 2, it can rotate the pinion 9 2 2 several times, so that the output shaft 9 3 i has a high rotation speed, which can be driven to the transmission mechanism 7 0 actuation; =, as shown in the fifth and seventh figures of the eye, when the gearshift lever 9 4 moves backwards, the shifting pawl 9 5 pushes the large gear 9 3 3 to make a movement to make the big The gear 933 is engaged with the second belt=wheel 923 of the driven gear set 92 to generate a rotational speed, because the second driven gear 923 is small:) a gear, and the large gear 9 3 3 is a large-circle gear with a large number of teeth. When the second driven gear 923 rotates a few turns, the large gear 9 3 3 can be rotated one turn, so that the output shaft 9 3丄 has a low speed, can drive the transmission mechanism 70 at low speed, so that the gearbox 9 〇 has the function of switching high and low speed; the same day, please refer to the eighth figure, the transmission mechanism 7 〇 Upper, lower turntable, group 7 1 and 7 2 are equipped with large pulley 7 1 1 with small pulley 7 8 M3 02423 2 3, middle pulley 7 1 2 with intermediate pulley 72 2 and small pulley 7 1 3 The type of the pulley 7 2 1 cooperates with the transmission, that is, the rotational speed mode of the two-stage cooperative transmission is formed, so that the user can operate the shift lever 94 to control the high and low rotational speed of the transmission 9 ,, and then cooperate with the transmission The mechanism of the 30th speed mode of the mechanism makes the band saw machine 6 have a six-stage sawing speed, so that the user can switch the suitable cutting mode according to the material characteristics of different objects to be sawed, so as to improve the overall sawing. Cut performance and quality; φ In addition, please refer to the ninth figure The body 60 of the band saw machine 6 is provided with a shaft pivot 6 2 on the side central shaft, and a corresponding quick release fixing button 6 3 is disposed on both sides of the body 6 Q for quick release and fixed locking. The motor 8 〇, and the position of the pivot 6 2 and the quick release fixing button 6 3 forms an arc-shaped relationship. In addition, the body 6 系 is provided with respect to the other side of the pivot 6 2 - fixing the rod 6 4, because the pivot joint 6 2 and the two quick release fixing button 6 3 form an arc-shaped relative relationship, so that the fixing rod 64 can be circularly moved along its arc-shaped relative relationship, and the fixed rod The relative distance between the 6 4 and the shaft pole 6 2 is long, so that the user can save the force to vertically pull the fixing rod 64 to move. At the same time, please refer to the third figure, the fixing rod 64 can be 2 lower turntable group 72 Actuation, so that the belt 73 can not be fastened to the two sets of 7 1 , 7 2 ' can be used to disassemble the belt 7 3, in contrast, if the solid: = pull rod 64 (four) down the charm 72 to make a move, so that the belt is fastened to Two sets of turntables 7 1 and 72. Finally, the segment shifting, the characteristics and functions of this creation are arranged as follows: The creation of the belt machine in the Cang Kunli ^ gas "idle 1 set, with the second gearbox with the transmission mechanism T P1 Silker again < not 冋 speed mode, so that there are multiple segments of 9 M302423

» I saw speed sawing mode, which makes it possible to change the suitable cutting mode according to the material characteristics of different objects to be sawed, so as to improve the efficiency and quality of the overall sawing. 2. The shifting device of the band saw machine of the present invention has a long relative distance between the fixed lever and the pivot, so that the user can effortlessly pull the fixed pull rod vertically to increase the convenience of use. Lu also did not find that the same structure exists first, so that the new patent requirements, 提出 apply in accordance with the law.

In summary, this creation has its excellent progress and practicality in its kind products. At the same time, it has investigated the technical data of such structures at home and abroad. In this paper, the creation has better and feasible examples and the scope of profitability is Equivalent M3 02423 [Simple description of the drawing] The first figure is a side cross-sectional view of a conventional gear sawing machine shifting device. The second drawing is a perspective view of a preferred embodiment of the present invention. The third drawing is a partial exploded view of the preferred embodiment of the present invention. Figure 4 is a cross-sectional view of the gearbox of the preferred embodiment of the present invention.

Figure 5 is a cross-sectional view showing the actuating state of the shifting pawl of the preferred embodiment of the present invention. Figure 6 is a quick sectional view of the gearbox of the preferred embodiment of the present invention. Figure 7 is a cross-sectional view of the slow state of the gearbox of the preferred embodiment of the present invention. Figure 8 is a side cross-sectional view showing the transmission mechanism of the preferred embodiment of the present invention. The ninth drawing is a bottom view of the gearbox of the preferred embodiment of the present invention. [Main component symbol description] [Practical] 1 Band saw machine 10 Upper wheel chamber 11 Upper saw pulley 2 0 Lower wheel chamber 2 1 Lower saw pulley 3 0 Transmission 3 1 Upper carousel 3 11 Large pulley 3 12 Small pulley 3 2 Lower turntable 3 2 1 Large pulley 3 2 2 Small pulley 3 3 Belt 4 0 Motor 4 1 Output shaft 5 0 Saw belt [New] 11 M3 02423 6

Band saw machine 6 0 body 6 1 saw band 6 2 shaft pivot 6 3 quick release fixing button 6 4 fixing rod 7 0 transmission mechanism 7 1 upper carousel 7 1 1 large pulley 7 1 2 middle pulley 7 1 3 small pulley 7 2 Lower turntable set 7 2 1 Large pulley 7 2 2 Middle pulley 7 2 3 Small pulley 7 3 Belt 8 0 Motor 8 1 Output shaft 9 0 Gearbox 9 1 Transmission gear set 9 1 1 Drive shaft 9 1 2 Drive gear 9 2 Drive Gear set 9 2 1 Drive shaft 9 2 2 First drive gear 9 2 3 Second drive gear 9 3 Output gear set 9 3 1 Output shaft 9 3 2 Pinion 9 3 3 Large gear 9 4 Gear lever 9 4 1 Handle 9 4 2 Card position 12 M3 02423 95 Dial claw 951 Pushing element

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Claims (1)

M302423, . IX. Patent application scope: Structure, L transmission and one kind of machine with 槿 署 变速 变速 , , , , , , , , , 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安 安The belt pulley of the Bellows is driven by a motor-driven combination of two pulley sets to drive the ore belt to rotate, so that it has different sawing modes; the main feature is · The motor is externally attached to the external gearbox of the band saw machine. The gearbox is driven by a value of 3, which is driven by a transmission gear set, a driven gear set, an output return wheel set and a The gear shifting rod and the like are composed of: the transmission gear set, the basin is composed of a transmission gear fixed on a drive shaft/drive shaft, and the transmission shaft is disposed on an output shaft of the motor; The group is composed of a disk-driven gear and a bonding mode, and is provided with a distribution gear, and the transmission gears of the transmission gear set of the first driving gear system are meshed with each other; Group, which is outputted by one Big notice private address ®, ® Pingtian has a small gear and two Zhengcheng' The output shaft shaft is set in the transmission mechanism; the row bar is set by the gearbox, 兮妯# 押从_~,r王On the inner side of the Ai 逑 phase, the side is combined with the handle, and the handle is placed in the idling box. The claw is engaged with the big gear of the rim, and the 俦 俦 right. After the output gear set is actuated, • large::::: pushes the component, which can push the front of the large gear, the first belt of the gear set (four) wheel, the wheel _ is combined with the high speed in the transmission mechanism: another ΐ: speed ' The wheel output shaft can be outputted - the wheel system nozzle is combined with the 41 second. When the large gear gear is moved backward, the second gear of the large #海读齿轮组 drives the gear to generate the rotation speed, so that the M302423 3 = a low rotation speed The transmission mechanism causes the transmission to have a low rotational speed to achieve speed switching. Set, ^如^ Please call the belt changer of the belting machine mentioned in the first paragraph of the patent range:: The upper and lower turntables of the mouth-opening transmission mechanism are respectively provided with three-stage u-linked pulleys, so that the transmission mechanism can output three kinds of Different speeds. The shifting device of the band saw machine according to claim 1 is characterized in that: the machine body of the band saw machine is provided with a pivot, and two corresponding quick release fixing buttons are arranged on both sides of the machine body. The position of the pivot and the quick release fixing button forms an arc-shaped relative relationship. 4. The shifting device of the band saw according to claim 3, wherein the body is provided with a fixed pull spear dry hinge and a quick release fixing button on the other side of the pivot. The relative relationship of the arcs enables the fixed rod to make a circular motion along its arc-shaped relative relationship, and the distance between the fixed rod and the shaft pivot is long, so that the user can save the force to vertically pull the solid & pull rod to act. 15