Worm positioning mechanism for double-meshing instrument
By designing a worm positioning mechanism for a dual mesh instrument in a worm gear and worm dual mesh instrument, using the combination of slide rail and tightening bearing, combined with handwheel and motor drive, the cost of adjusting worms of different lengths is solved, and precise positioning and Rotate, reduces equipment costs and increases automation.
Patent Information
- Application Number
- CN202420885765.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-26
AI Technical Summary
When adjusting worm gear and worm dual mesh instruments of existing worm gear and worm gears of different lengths, they need to adjust the top components through motors or cylinders, which increases the cost, and the worm gears as standard parts do not need to be replaced frequently.
A worm positioning mechanism for dual mesh instruments is designed to move the slide left and right through transverse slide rails and tightening bearings. Combined with handwheels and motor drives, the position of the top components is controlled to realize the positioning and rotation of worms of different lengths.
Adjusting the position of top components through handwheels reduces equipment costs, improves automation, and achieves precise positioning and rotation of worms of different lengths.
Smart Images
Figure CN222166554U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of gear measurement. Background Art
[0002] In a worm gear double meshing instrument, the worm is usually used as a standard part to engage with the worm wheel on both sides. The worm usually requires a top hole for positioning and needs to be able to be driven to rotate by a motor and at the same time be able to meet the positioning requirements of worms of different lengths.
[0003] In the existing worm gear double meshing instrument, the position of the two top components is adjusted by a motor or a cylinder to achieve the clamping of worms of different lengths. However, due to the characteristics of the worm gear double meshing instrument, the worm is clamped as a standard part and does not need to be replaced frequently. Adjustment by a motor or a cylinder will increase costs. Utility Model Content
[0004] The utility model is to solve the above problems, and further designs a device that can realize the positioning of the top hole of the worm, and the adjustment of worms of different lengths only requires hand wheel adjustment, thereby reducing costs.
[0005] A worm positioning mechanism for a double-meshing instrument, characterized in that: the transverse slide rail is a cast iron part, and the guide rail surface is precisely scraped and ground to ensure that the parts connected to the transverse slide rail have high assembly accuracy, the left slide plate is connected to the left side of the transverse slide rail, the upper left bearing bracket and the lower left bearing bracket are respectively fixed at the upper and lower ends of the left slide plate, the first tensioning bearing and the second tensioning bearing are fixed on the left and right sides of the upper left bearing bracket, the seventh tensioning bearing and the eighth tensioning bearing are respectively fixed on the left and right sides of the lower left bearing bracket, and the four tensioning bearings located on the left slide plate are used to realize the function of moving the left slide plate left and right on the transverse slide rail, while improving the movement stability of the left slide plate, the left end of the left lead screw is connected to the left end of the transverse slide rail, the right end of the left lead screw is connected to the left slide plate, the left hand wheel is connected to the left lead screw, and the left top assembly is fixed on the left slide plate, and the function of moving the left slide plate left and right is realized by shaking the left hand wheel, thereby driving the left top assembly to move left and right.
[0006] The right skateboard is connected to the right side of the transverse slide rail, the upper right bearing bracket and the lower right bearing bracket are respectively fixed at the upper and lower ends of the right skateboard, the third tensioning bearing and the fourth tensioning bearing are fixed on the left and right sides of the upper right bearing bracket, the fifth tensioning bearing and the sixth tensioning bearing are respectively fixed on the left and right sides of the lower right bearing bracket, and the four tensioning bearings on the right skateboard are used to realize the left and right movement of the right skateboard on the transverse slide rail, while improving the movement stability of the right skateboard. The right end of the right lead screw is connected to the right end of the transverse slide rail, the left end of the right lead screw is connected to the right skateboard, the right hand wheel is connected to the right lead screw, and the right top assembly is fixed on the right skateboard. The function of moving the right skateboard left and right is realized by shaking the right hand wheel, thereby driving the right top assembly to move left and right.
[0007] The motor bracket is fixed on the left end face of the left skateboard, the motor is fixed on the right side of the motor bracket, the motor pulley is fixed on the rotor of the motor, the top pulley is fixed on the rotor of the left top assembly, the belt is connected to the motor pulley and the top pulley, and the worm is placed between the left top assembly and the right top assembly through its own top hole, thereby achieving the purpose of the motor driving the worm to rotate.
[0008] Compared with the prior art, the utility model has the following advantages: the positions of the left and right top assemblies can be controlled by moving the left and right hand wheels, thereby realizing the positioning of worms with different axial lengths, reducing equipment costs, and the worm can be driven to rotate by a motor, with a high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 The utility model is a three-dimensional effect diagram of a worm positioning mechanism for a double-meshing instrument according to an embodiment of the present invention.
[0010] Figure 2 The utility model is a front view of a worm positioning mechanism for a double-meshing instrument according to an embodiment of the present invention.
[0011] Figure 3 It is a left view of a worm positioning mechanism for a double-meshing instrument according to an embodiment of the utility model.
[0012] Figure 4 The utility model is a rear view of a worm positioning mechanism for a double-meshing instrument according to an embodiment of the present invention. DETAILED DESCRIPTION
[0013] A worm positioning mechanism for a double-meshing instrument comprises: a transverse slide rail 1, a motor bracket 2, a left slide plate 3, a motor 4, a right lead screw 5, a right slide plate 6, a right hand wheel 7, a right top assembly 8, a worm 9, a left top assembly 10, a belt 11, a top pulley 12, a left hand wheel 13, a left lead screw 14, a motor pulley 15, an upper left bearing bracket 16, an upper right bearing bracket 17, a lower right bearing bracket 18, a lower left bearing bracket 19, a first tensioning bearing 161, a second tensioning bearing 162, a third tensioning bearing 171, a fourth tensioning bearing 172, a fifth tensioning bearing 181, a sixth tensioning bearing 182, a seventh tensioning bearing 191, and an eighth tensioning bearing 192.
[0014] The transverse slide rail 1 is a cast iron part, and the guide rail surface has been precisely scraped and ground to ensure that the parts connected to the transverse slide rail 1 have high assembly accuracy. The left skateboard 3 is connected to the left side of the transverse slide rail 1, and the upper left bearing bracket 16 and the lower left bearing bracket 19 are respectively fixed at the upper and lower ends of the left skateboard 3. The first tensioning bearing 161 and the second tensioning bearing 162 are fixed on the left and right sides of the upper left bearing bracket 16, and the seventh tensioning bearing 191 and the eighth tensioning bearing 192 are respectively fixed on the left and right sides of the lower left bearing bracket 19. The four tensioning bearings located on the left skateboard 3 are used to realize the left skateboard 3 moving left and right on the transverse slide rail 1, and at the same time improve the movement stability of the left skateboard 3. The left end of the left lead screw 14 is connected to the left end of the transverse slide rail 1, and the right end of the left lead screw 14 is connected to the left skateboard 3. The left hand wheel 13 is connected to the left lead screw 14, and the left top assembly 10 is fixed on the left skateboard 3. The function of moving the left skateboard 3 left and right is realized by shaking the left hand wheel 13, thereby driving the left top assembly 10 to move left and right.
[0015] The right skateboard 6 is connected to the right side of the transverse slide rail 1, the upper right bearing bracket 17 and the lower right bearing bracket 18 are respectively fixed at the upper and lower ends of the right skateboard 6, the third tensioning bearing 171 and the fourth tensioning bearing 172 are fixed on the left and right sides of the upper right bearing bracket 17, the fifth tensioning bearing 181 and the sixth tensioning bearing 182 are respectively fixed on the left and right sides of the lower right bearing bracket 18, and the four tensioning bearings located on the right skateboard 6 are used to realize the left and right movement of the right skateboard 6 on the transverse slide rail 1, and at the same time improve the movement stability of the right skateboard 6, the right end of the right lead screw 5 is connected to the right end of the transverse slide rail 1, the left end of the right lead screw 5 is connected to the right skateboard 6, the right hand wheel 7 is connected to the right lead screw 5, and the right top assembly 8 is fixed on the right skateboard 6, and the function of moving the right skateboard 6 left and right is realized by shaking the right hand wheel 7, thereby driving the right top assembly 8 to move left and right.
[0016] The motor bracket 2 is fixed on the left end face of the left skateboard 3, the motor 4 is fixed on the right side of the motor bracket 2, the motor pulley 15 is fixed on the rotor of the motor 4, the top pulley 12 is fixed on the rotor of the left top assembly 10, the belt 11 is connected to the motor pulley 15 and the top pulley 12, and the worm 9 is placed between the left top assembly 10 and the right top assembly 8 through its own top hole, thereby achieving the purpose of the motor 4 driving the worm 9 to rotate.
[0017] The use process of a worm positioning mechanism for a double-meshing instrument is to shake the left hand wheel 13 to adjust the position of the left top assembly 10, place the worm 9 between the left top assembly 10 and the right top assembly 8, and shake the right hand wheel 7 to adjust the position of the right top assembly 8 until the right top assembly 8 pushes the worm 9 into the top of the left top assembly 10 to complete the positioning of the worm 9. The motor 4 drives the rotor of the left top assembly 10 to rotate and drives the worm 9 to rotate at the same time.
Claims
1. A worm positioning mechanism for a double-meshing instrument, It is characterized in that The transverse slide rail (1) is a cast iron part. The left slide plate (3) is connected to the left side of the transverse slide rail (1). The upper left bearing bracket (16) and the lower left bearing bracket (19) are respectively fixed to the upper and lower ends of the left slide plate (3). The first tension bearing (161) and the second tension bearing (162) are respectively fixed to the left and right sides of the upper left bearing bracket (16). The seventh tension bearing (191) and the eighth tension bearing (192) are respectively fixed to the left and right sides of the lower left bearing bracket (19). The four tension bearings on the left slide (3) enable the left slide (3) to move left and right on the transverse slide rail (1); the left end of the left lead screw (14) is connected to the left end of the transverse slide rail (1); the right end of the left lead screw (14) is connected to the left slide (3); the left hand wheel (13) is connected to the left lead screw (14); the left top assembly (10) is fixed to the left slide (3); the function of moving the left slide (3) left and right is achieved by shaking the left hand wheel (13), thereby driving the left top assembly The right slide plate (6) is connected to the right side of the transverse slide rail (1), the right upper bearing bracket (17) and the right lower bearing bracket (18) are respectively fixed to the upper and lower ends of the right slide plate (6), the third tensioning bearing (171) and the fourth tensioning bearing (172) are respectively fixed to the left and right sides of the right upper bearing bracket (17), the fifth tensioning bearing (181) and the sixth tensioning bearing (182) are respectively fixed to the left and right sides of the right lower bearing bracket (18), and the right slide plate (6) is connected to the right side of the transverse slide rail (1), the right upper bearing bracket (17) and the right lower bearing bracket (18) are respectively fixed to the left and right sides of the right upper bearing bracket (17). The four tension bearings on the plate (6) enable the right slide plate (6) to move left and right on the transverse slide rail (1); the right end of the right lead screw (5) is connected to the right end of the transverse slide rail (1); the left end of the right lead screw (5) is connected to the right slide plate (6); the right hand wheel (7) is connected to the right lead screw (5); the right top assembly (8) is fixed to the right slide plate (6); the function of moving the right slide plate (6) left and right is achieved by shaking the right hand wheel (7), thereby driving the right top assembly (8) to move left and right.
2. A worm positioning mechanism for a double-meshing instrument according to claim 1, It is characterized in that The motor bracket (2) is fixed on the left end surface of the left slide plate (3), the motor (4) is fixed on the right side of the motor bracket (2), the motor pulley (15) is fixed on the rotor of the motor (4), the top pulley (12) is fixed on the rotor of the left top assembly (10), the belt (11) is connected to the motor pulley (15) and the top pulley (12), and the worm (9) is placed between the left top assembly (10) and the right top assembly (8) through its top hole, thereby achieving the purpose of the motor (4) driving the worm (9) to rotate.