Worm gear machining positioning mechanism

Abstract

The utility model discloses a worm gear machining positioning mechanism which comprises a base and further comprises a clamping plate, a rotating disc is arranged at the top of the base, connecting frames are arranged on the two sides of the outer portion of the rotating disc, a cross beam is arranged at the top ends of the connecting frames, a plurality of supporting blocks are arranged on the cross beam in a sliding mode, and the clamping plate is arranged on the base. A sleeve is fixedly arranged on the supporting block, supporting plates are arranged at the two ends of the sleeve in a sliding mode, rotating rods are rotationally arranged at the top ends of the supporting plates, clamping plates are arranged at the ends, close to each other, of the two rotating rods, and fixing grooves used for containing worm wheels are formed in the clamping plates; the worm gears are fixed through the multiple clamping plates, the multiple worm gears can be clamped at the same time, the machining efficiency of the worm gears is guaranteed, the fixing mechanism drives the movable rod to turn over downwards, the movable block pulls the two supporting plates to be close to each other through the transmission rod, the two clamping plates extrude and fix the worm gears, and rapid clamping of the worm gears is achieved.

Description

Technical Field

[0001] The utility model relates to the field of worm wheel processing equipment, in particular to a positioning mechanism for worm wheel processing. Background Technique

[0002] The main functions of the worm wheel are to transmit the motion and power between two intersecting shafts and to obtain a large gear reduction ratio, so that the worm and worm wheel mechanism can play an important role in many fields. The worm wheel and the worm are equivalent to a gear and a rack in their intermediate plane, and the worm is also similar in shape to a screw.

[0003] During the processing of the worm wheel, it is necessary to grind and drill a central hole in the worm wheel. The existing worm wheel processing equipment cannot clamp and fix multiple worm wheels at the same time, and the clamping of the worm wheel is inconvenient, which affects the processing efficiency of the worm wheel. Moreover, the positioning process of the worm wheel is more cumbersome and complex, and it is easy to have inaccurate positioning, which affects the subsequent processing effect of the worm wheel. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a positioning mechanism for worm wheel processing to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A positioning mechanism for worm wheel processing, including a base, further including:

[0007] A clamping plate, a turntable is arranged on the top of the base, connecting frames are arranged on both sides of the outside of the turntable, a cross beam is arranged at the top of the connecting frame, a plurality of support blocks are slidably arranged on the cross beam, a sleeve is fixedly arranged on the support block, support plates are slidably arranged at both ends of the sleeve, a rotating rod is rotatably arranged at the top of the support plate, clamping plates are arranged at the ends of the two rotating rods close to each other, and a fixing groove for placing the worm wheel is opened inside the clamping plate;

[0008] A transmission rod, a clamping groove is opened on the rotating rod, a pin matching with the clamping groove is arranged outside the support plate, an installation block is arranged at the bottom of the cross beam, a movable rod is rotatably arranged on the installation block, a transmission rod is rotatably arranged at the bottom end of the support plate, a movable block is rotatably arranged between the two transmission rods, a rotating groove is opened inside the base, and a limiting column is arranged on the turntable, and the limiting column is slidably arranged inside the rotating groove;

[0009] A fixing mechanism, connected to the movable rod, and used for squeezing and fixing the worm wheel by driving the two clamping plates to approach each other.

[0010] On the basis of the above technical solutions, the utility model also provides the following optional technical solutions:

[0011] In an alternative embodiment: The fixing mechanism includes a cushion block, a stop block and a fixing plate. A plurality of cushion blocks are sleeved outside the movable rod. A screw rod is arranged on the movable block, and a stop block cooperating with the cushion block is arranged at the top of the screw rod. A fixing plate is arranged at the bottom of the cross beam. An arc-shaped groove is formed on the fixing plate. A bolt is arranged on the movable rod, and one end of the bolt passes through the arc-shaped groove and is provided with a nut.

[0012] In an alternative embodiment: A sliding groove is formed on the movable rod, and the cushion block is slidably arranged inside the sliding groove.

[0013] In an alternative embodiment: A locking bolt is arranged on the side wall of the support block, and the support block is fixedly arranged on the cross beam through the locking bolt.

[0014] In an alternative embodiment: A mounting plate is arranged on the outer side wall of the base, and a fixing bolt is arranged on the mounting plate.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] The worm processing positioning mechanism fixes the worm through a plurality of clamping plates arranged inside, can clamp multiple worms at the same time, ensures the processing efficiency of the worm, the rotating rod drives the clamping plates to rotate, which is convenient for adjusting the processing angle of the worm, realizes the positioning and clamping of the worm, the fixing mechanism drives the movable rod to turn downwards, the movable block pulls two support plates to approach each other through the transmission rod, and the two clamping plates squeeze and fix the worm, realizing the rapid clamping of the worm and ensuring the subsequent processing effect of the worm. Description of the Drawings

[0017] Figure 1 It is a schematic structural diagram of the worm processing positioning mechanism.

[0018] Figure 2 It is a schematic structural diagram of the cross beam in the worm processing positioning mechanism.

[0019] Figure 3 It is a schematic structural diagram of the support plate in the worm processing positioning mechanism.

[0020] Figure 4 It is a schematic structural diagram of the cushion block in the worm processing positioning mechanism.

[0021] Annotation of reference numerals: 1 - crossbeam, 101 - square groove, 2 - connecting frame, 3 - turntable, 4 - base, 401 - rotating groove, 5 - support block, 6 - sleeve, 7 - support plate, 8 - rotating rod, 801 - clamping groove, 9 - clamping plate, 901 - fixing groove, 10 - mounting block, 11 - movable rod, 111 - sliding groove, 12 - movable block, 13 - screw, 14 - transmission rod, 15 - mounting plate, 16 - limiting post, 17 - fixing bolt, 18 - cushion block, 19 - stop block, 20 - bolt, 21 - fixing plate, 211 - arc groove, 22 - handle, 23 - bolt pin. Detailed implementation mode

[0022] In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below in conjunction with the drawings and embodiments; in the drawings or descriptions, similar or identical parts are denoted by the same reference numerals, and in actual applications, the shapes, thicknesses or heights of the components can be enlarged or reduced. The embodiments listed in the present utility model are only used to illustrate the present utility model, and are not used to limit the scope of the present utility model. Any obvious modification or change made to the present utility model does not depart from the spirit and scope of the present utility model.

[0023] In one embodiment, as Figures 1-4 shown, a positioning mechanism for worm wheel processing includes a base 4, and further includes:

[0024] A clamping plate 9, a turntable 3 is rotatably arranged at the top of the base 4, connecting frames 2 are fixedly arranged on both outer sides of the turntable 3, a crossbeam 1 is horizontally arranged at the top of the connecting frame 2, a square groove 101 is opened on the crossbeam 1, a plurality of support blocks 5 are slidably arranged inside the square groove 101, sleeves 6 are fixedly arranged on the support blocks 5, support plates 7 are slidably arranged at both ends of the sleeves 6, rotating rods 8 are rotatably arranged at the top of the support plates 7, clamping plates 9 are fixedly arranged at the ends of the two rotating rods 8 close to each other, that is, the clamping plates 9 are rotatably arranged on the support plates 7 through the rotating rods 8, and a fixing groove 901 for placing the worm wheel is opened inside the clamping plate 9;

[0025] The transmission rod 14, a plurality of card slots 801 are evenly arranged on the outer surface of the rotating rod 8, a plug pin 23 matched with the card slots 801 is arranged outside the support plate 7, an installation block 10 is arranged at the bottom of the cross beam 1, a movable rod 11 is rotatably arranged on the installation block 10, a transmission rod 14 is rotatably arranged at the bottom end of the support plate 7, a movable block 12 is rotatably arranged between the two transmission rods 14, the movable block 12 moves up and down and drives the support plate 7 to move through the transmission rod 14, and the two support plates 7 approach or move away from each other along the sleeve 6. A rotating groove 401 is arranged inside the base 4, a limiting column 16 is arranged on the turntable 3, the limiting column 16 is slidably arranged inside the rotating groove 401, and the turntable 3 rotates along the rotating groove 401, which is convenient for adjusting the processing angle of the worm wheel.

[0026] A fixing mechanism, connected to the movable rod 11, fixes the worm wheel by driving the two clamping plates 9 to approach each other.

[0027] The worm wheel processing positioning mechanism fixes the worm wheel through a plurality of clamping plates 9 arranged inside, can clamp a plurality of worm wheels at the same time, ensures the processing efficiency of the worm wheel. The fixing mechanism drives the movable rod 11 to turn downwards, the movable rod 11 presses the movable block 12 downwards, so that the movable block 12 moves downwards, and the movable block 12 pulls the two support plates 7 to approach each other through the transmission rod 14, and the two clamping plates 9 press and fix the worm wheel, realizing the quick clamping of the worm wheel. As an embodiment, the left - right, up - down positions of the various components shown in the drawings are only an arrangement method, and the specific positions are set according to specific needs.

[0028] In one embodiment, as Figures 1-4 shown, the fixing mechanism includes a cushion block 18, a stop block 19 and a fixing plate 21. A plurality of cushion blocks 18 are sleeved outside the movable rod 11. A screw rod 13 is arranged on the movable block 12, a stop block 19 matched with the cushion block 18 is arranged at the top end of the screw rod 13. By screwing the screw rod 13, the vertical height of the stop block 19 can be adjusted. A fixing plate 21 is arranged at the bottom of the cross beam 1, an arc - shaped groove 211 is arranged on the fixing plate 21, a bolt 20 is arranged on the movable rod 11, one end of the bolt 20 passes through the arc - shaped groove 211 and is provided with a nut, and the movable rod 11 turns downwards and is fixed by the bolt 20.

[0029] In one embodiment, as Figures 1-3 shown, a sliding groove 111 is arranged on the movable rod 11, the cushion block 18 is slidably arranged inside the sliding groove 111, and the cushion block 18 moves left and right along the sliding groove 111, which is convenient for adjusting the use position of the cushion block 18.

[0030] In one embodiment, as Figures 1-2As shown, a locking bolt 23 is provided on the side wall of the support block 5. The support block 5 is fixedly arranged on the cross beam 1 through the locking bolt 23. The support block 5 slides along the square groove 101, and the support block 5 drives the sleeve 6 and the support plate 7 arranged on the top to move, facilitating the adjustment of the use position of the clamping plate 9.

[0031] In one embodiment, as Figure 1 shown, an installation plate 15 is provided on the outer side wall of the base 4, and a fixing bolt 17 is arranged on the installation plate 15.

[0032] In the above embodiment of the present utility model, a worm wheel processing positioning mechanism is provided. The base 4 is fixedly arranged in the use area through the installation plate 15. The support block 5 is moved left and right. The support block 5 drives the sleeve 6 and the support plate 7 arranged on the top to move, adjusting the use position of the clamping plate 9. After the adjustment is completed, it is fixed through the locking bolt 23. The spacer block 18 is moved left and right so that the spacer block 18 corresponds to the lower stop block 19; the worm wheel is placed inside the fixing groove 901, and the movable rod 11 is rotated downward. The spacer block 18 on the movable rod 11 presses the stop block 19 downward to descend, and the movable block 12 moves downward. The movable block 12 pulls the two support plates 7 closer to each other through the transmission rod 14, and the two clamping plates 9 squeeze and fix the worm wheel, realizing the rapid clamping of the worm wheel, capable of clamping multiple worm wheels simultaneously, ensuring the processing efficiency of the worm wheel. The rotating rod 8 drives the clamping plate 9 to rotate to adjust the processing angle of the worm wheel. The pin 23 penetrates downward into the card slot 801, capable of fixing the rotating rod 8 and the clamping plate 9.

[0033] The above is only the specific implementation manner of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present disclosure can easily think of changes or substitutions, which should all be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A worm gear processing positioning mechanism, comprising a base, characterized in that: Also includes: A clamping plate, a rotating disk is arranged on the top of the base, connecting frames are arranged on both sides of the outside of the rotating disk, a crossbeam is arranged on the top of the connecting frame, a plurality of support blocks are slidably arranged on the crossbeam, a sleeve is fixedly arranged on the support block, support plates are slidably arranged on both ends of the sleeve, a rotating rod is rotatably arranged on the top of the support plate, a clamping plate is arranged on the ends close to the two rotating rods, and a fixing groove for placing a worm gear is opened inside the clamping plate; A transmission rod, a card slot is provided on the rotating rod, a latch matching the card slot is provided on the outside of the support plate, a mounting block is provided at the bottom of the crossbeam, a movable rod is rotatably provided on the mounting block, a transmission rod is rotatably provided at the bottom end of the support plate, a movable block is rotatably provided between the two transmission rods, a rotating groove is provided inside the base, a limiting column is provided on the turntable, and the limiting column is slidably provided inside the rotating groove; The fixing mechanism is connected with the movable rod and squeezes and fixes the worm gear by driving the two clamping plates to approach each other.

2. The worm gear processing positioning mechanism according to claim 1, characterized in that: The fixing mechanism includes a pad, a stopper and a fixing plate. A plurality of pads are sleeved on the outside of the movable rod. A screw is arranged on the movable block. A stopper matching with the pad is arranged on the top of the screw. A fixing plate is arranged at the bottom of the beam. An arc groove is opened on the fixing plate. A bolt is arranged on the movable rod. One end of the bolt passes through the arc groove and is provided with a nut.

3. The worm gear processing positioning mechanism according to claim 2, characterized in that: The movable rod is provided with a sliding groove, and the cushion block is slidably arranged inside the sliding groove.

4. The worm gear processing positioning mechanism according to claim 1, characterized in that: The side wall of the support block is provided with a locking bolt, and the support block is fixed on the crossbeam through the locking bolt.

5. The worm gear processing positioning mechanism according to claim 1, characterized in that: The outer side wall of the base is provided with a mounting plate, and the mounting plate is provided with fixing bolts.

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