Automatic adjusting device for main shaft
Through the spindle automatic adjustment device, the spindle is automatically adjusted and locked by components such as the motor reducer and ball screw, which solves the problems of high operation difficulty and low accuracy in the existing technology and meets the needs of automated production.
Patent Information
- Application Number
- CN202510601764.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-12
- Publication Date
- 2025-07-22
AI Technical Summary
When adjusting the tilt angle, front and back displacement and up and down position, the existing spindle devices are difficult to operate, have low accuracy, and are inconvenient to lock, which cannot meet the needs of automated production.
The spindle automatic adjustment device is adopted, including the spindle rotation device, the lifting device, the lifting locking device and the spindle rotation locking device. The spindle automatic adjustment and locking is achieved through the motor reducer, the ball screw and the hydraulic system.
The spindle is adjusted at any inclination angle of 0 to 45°, front and rear displacement and lifting at any position, and can be automatically locked to meet the needs of automated production and improve operating efficiency and accuracy.
Smart Images
Figure CN120347703A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to a regulating device, and particularly to an automatic spindle regulating device. Background Art
[0002] During the production and processing process, in order to meet the processing requirements of workpieces, it is necessary to adjust the tilt angle, front-back displacement, and up-down position of the spindle. When adjusting the tilt angle of the existing spindle device, it usually requires manual rotation, which has high operation difficulty, high requirements for the adjustment space, large force requirements, and there are also problems with control accuracy. When the spindle device moves back and forth and up and down, it cannot guarantee the transmission accuracy and cannot achieve precise positioning; moreover, after the angle adjustment, front-back displacement, and up-down movement, it is not convenient to lock and fix. Relying on manual locking, the size of the locking force is limited by manual operation. Too large or too small will affect the locking effect, and the efficiency is relatively low, which cannot meet the needs of automated production. Summary of the Invention
[0003] The present invention provides an automatic spindle regulating device to make up for the deficiencies of the prior art.
[0004] The present invention is realized by the following technical solutions: An automatic spindle regulating device includes a frame, on which a spindle housing is installed. The characteristics are that one end of the spindle housing is installed on a first slide plate, and the other end of the spindle housing is installed on a second slide plate. The first slide plate is placed on a first slide rail, and the second slide plate is placed on a second slide rail. A spindle rotation device is provided between the first slide plate and the spindle housing, a lifting device is provided between the first slide plate and the frame, a lifting locking device is provided between the first slide plate, the second slide plate and the frame, and a spindle rotation locking device is provided between the spindle housing and the first slide plate.
[0005] The spindle rotation device is composed of a sector gear, a gear shaft, a rotating motor reducer, and a connecting plate. The sector gear is fixed on the spindle housing, the sector gear meshes with the gear shaft, the gear shaft is driven by the rotating motor reducer, and the rotating motor reducer is installed on the first slide plate through the connecting plate.
[0006] The lifting device is composed of a lifting motor reducer, a bearing seat, a lifting sleeve, a ball screw, and a connecting flange. The lifting motor reducer is installed on the frame through the bearing seat, the lifting sleeve is driven by the lifting motor reducer, the lifting sleeve is sleeved on the ball screw, and the ball screw is connected to the first slide plate through the connecting flange.
[0007] The lifting locking device is composed of a locking shaft, a locking seat, a locking gland, and a lifting locking oil cylinder. A pair of locking shafts are respectively installed on the first slide plate and the second slide plate. The locking seat is fixed on the frame, the locking seat is sleeved on the locking shaft, the locking gland is installed on the locking seat, and the locking gland is driven by the lifting locking oil cylinder.
[0008] The spindle rotation locking device consists of a pressing plate, a spindle rotation locking oil cylinder, an earring and a wrench. The spindle rotation locking oil cylinder is installed on the pressing plate, and the spindle rotation locking oil cylinder is connected to the wrench through the earring.
[0009] A balance device is provided between the second slide plate and the frame. The balance device consists of a hydraulic cylinder, an inflation valve and a hinge support. The hydraulic cylinder is fixed on the frame, the hydraulic cylinder is connected to the second slide plate through the hinge support, and the inflation valve is installed on the hydraulic cylinder.
[0010] The spindle box is provided with a spindle axial feed device. The spindle axial feed device includes an axial feed bearing seat installed on the spindle box. An axial feed motor reducer is installed on the side of the axial feed bearing seat. The axial feed motor reducer is connected to a ball screw. The ball screw is connected to a nut seat, and the nut seat is connected to the spindle sleeve.
[0011] The spindle box is provided with a spindle axial locking device. The spindle axial locking device includes an axial locking oil cylinder installed on the spindle box. The output end of the axial locking oil cylinder is connected to a locking block through a thread. The locking block contacts the spindle sleeve after passing through the guiding hole on the spindle box.
[0012] The beneficial effects of the present invention are as follows: It can not only achieve the adjustment of any inclination angle of 0-45° of the spindle, the front and back displacement and the lifting at any position, but also realize the automatic locking after rotation, front and back movement and lifting. It has the advantages of simple structure, convenient operation and high adjustment and locking efficiency, meeting the requirements of automated production. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The present invention will be further described below with reference to the accompanying drawings.
[0014] Att Figure 1 is a schematic structural diagram of the present invention; Att Figure 2 is a schematic structural diagram of the spindle rotation device of the present invention Figure 1 ; Att Figure 3 is a schematic structural diagram of the spindle rotation device of the present invention Figure 2 ; Att Figure 4 is a schematic structural diagram of the lifting device of the present invention; Att Figure 5 is a schematic structural diagram of the lifting locking device of the present invention; Att Figure 6 is a schematic structural diagram of the spindle rotation locking device of the present invention; Att Figure 7 is a schematic structural diagram of the balance device of the present invention; Att Figure 8 is a schematic structural diagram of the spindle axial feed device of the present invention; AttFigure 9 Schematic structural diagram of the spindle axial locking device of the present invention; In the figure, 1 is the frame, 2 is the spindle box, 3 is the first slide plate, 4 is the second slide plate, 5 is the first slide rail, 6 is the second slide rail, 7 is the spindle rotation device, 8 is the lifting device, 9 is the lifting locking device, 10 is the spindle rotation locking device, 71 is the sector gear, 72 is the gear shaft, 73 is the rotary motor reducer, 74 is the connecting plate, 81 is the lifting motor reducer, 82 is the bearing seat, 83 is the lifting sleeve, 84 is the ball screw, 85 is the connecting flange, 91 is the locking shaft, 92 is the locking seat, 93 is the locking gland, 94 is the lifting locking oil cylinder, 101 is the pressing plate, 102 is the spindle rotation locking oil cylinder, 103 is the earring, 104 is the wrench, 11 is the balancing device, 111 is the hydraulic cylinder, 112 is the inflation valve, 113 is the hinge support, 12 is the spindle axial feed device, 1201 is the axial feed bearing seat, 1202 is the axial feed motor reducer, 1203 is the ball screw, 1204 is the nut seat, 1205 is the spindle sliding sleeve, 13 is the spindle axial locking device, 1301 is the axial locking oil cylinder, 1302 is the locking block. Specific implementation mode
[0015] The accompanying drawing is a specific embodiment of the present invention. This embodiment includes a frame 1, on which a spindle box 2 is installed. One end of the spindle box 2 is installed on the first slide plate 3, and the other end of the spindle box 2 is installed on the second slide plate 4. The first slide plate 3 is placed on the first slide rail 5, and the second slide plate 4 is placed on the second slide rail 6. A spindle rotation device 7 is provided between the first slide plate 3 and the spindle box 2, a lifting device 8 is provided between the first slide plate 3 and the frame 1, a lifting locking device 9 is provided between the first slide plate 3 and the second slide plate 4 and the frame 1, and a spindle rotation locking device 10 is provided between the spindle box 2 and the first slide plate 3.
[0016] The main shaft rotating device 7 is composed of a sector gear 71, a gear shaft 72, a rotating motor reducer 73 and a connecting plate 74. The sector gear 71 is fixed on the main shaft housing 2. The sector gear 71 meshes with the gear shaft 72. The gear shaft 72 is driven by the rotating motor reducer 73. The rotating motor reducer 73 is installed on the first slide plate 3 through the connecting plate 74. The lifting device 8 is composed of a lifting motor reducer 81, a bearing block 82, a lifting sleeve 83, a ball screw 84 and a connecting flange 85. The lifting motor reducer 81 is installed on the frame 1 through the bearing block 82. The lifting sleeve 83 is driven by the lifting motor reducer 81. The lifting sleeve 83 is sleeved on the ball screw 84. The ball screw 84 is connected with the first slide plate 3 through the connecting flange 85. The lifting locking device 9 is composed of a locking shaft 91, a locking seat 92, a locking gland 93 and a lifting locking oil cylinder 94. A pair of locking shafts 91 are respectively installed on the first slide plate 3 and the second slide plate 4. The locking seat 92 is fixed on the frame 1. The locking seat 92 is sleeved on the locking shaft 91. The locking gland 93 is installed on the locking seat 92. The locking gland 93 is driven by the lifting locking oil cylinder 94. The main shaft rotation locking device 10 is composed of a pressing plate 101, a main shaft rotation locking oil cylinder 102, an earring 103 and a wrench 104. The main shaft rotation locking oil cylinder 102 is installed on the pressing plate 101. The main shaft rotation locking oil cylinder 102 is connected with the wrench 104 through the earring 103.
[0017] A balancing device 11 is provided between the second slide plate 4 and the frame 1. The balancing device 11 is composed of a hydraulic cylinder 111, an inflation valve 112 and a hinge support 113. The hydraulic cylinder 111 is fixed on the frame 1. The hydraulic cylinder 111 is connected with the second slide plate 4 through the hinge support 113. The inflation valve 112 is installed on the hydraulic cylinder 111.
[0018] An axial feed device 12 for the main shaft is provided on the main shaft housing 2. The axial feed device 12 for the main shaft includes an axial feed bearing block 1201 installed on the main shaft housing 2. An axial feed motor reducer 1202 is installed on the side of the axial feed bearing block 1201. The axial feed motor reducer 1202 is connected with a ball screw 1203. The ball screw 1203 is connected with a nut block 1204. The nut block 1204 is connected with a main shaft sliding sleeve 1205.
[0019] An axial locking device 13 for the main shaft is provided on the main shaft housing 2. The axial locking device 13 for the main shaft includes an axial locking oil cylinder 1301 installed on the main shaft housing 2. The output end of the axial locking oil cylinder 1301 is connected with a locking block 1302 through a thread. The locking block 1302 contacts the main shaft sliding sleeve 1205 after passing through the guiding hole on the main shaft housing 2.
[0020] With the spindle automatic adjustment device of the present invention, the rotary motor reducer 73 drives the gear shaft 72 to rotate. The spindle housing 2 rotates through the meshing of the gear shaft 72 and the sector gear 71, realizing arbitrary adjustment of the spindle angle. The lifting motor reducer 81 drives the lifting sleeve 83 to rotate, driving the ball screw 84 to move up and down. The ball screw 84 is connected to the first slide plate 3 through the connecting flange 85, and the first slide plate 3 drives the spindle housing 2 to move up and down along the first slide rail 5, realizing the lifting of the spindle. After the first slide plate 3 drives the spindle housing 2 to reach the designated position, the lifting locking oil cylinder 94 drives the locking gland 93 to lock the locking shaft 91, realizing the locking after the spindle is lifted. After the spindle angle adjustment is completed, the spindle rotation locking oil cylinder 102 drives the wrench 104 to tighten the bolts connecting the pressing plate 101 and the spindle housing 2, realizing the locking after the spindle rotates. The axial feed motor reducer 1202 drives the ball screw 1203 to rotate, driving the nut seat 1204 to move back and forth. The nut seat 1204 is connected to the spindle sliding sleeve 1205, thus realizing the forward and backward displacement of the spindle. The axial locking oil cylinder 1301 is connected to the spindle housing 2, and the axial locking oil cylinder 1301 drives the locking block 1302 to move along the guide hole to contact the spindle sliding sleeve 1205, thus completing the axial braking of the spindle. The piston cavity of the hydraulic cylinder 111 is filled with nitrogen. When the lifting device 8 drives the spindle housing 2 to move up and down, the balance force is adjusted to ensure the stability and precision of the equipment.
Claims
1. An automatic spindle adjustment device, comprising a frame (1), on which a spindle housing (2) is mounted, characterized in that: One end of the main shaft housing (2) is mounted on the first slide plate (3), and the other end of the main shaft housing (2) is mounted on the second slide plate (4). The first slide plate (3) is placed on the first slide rail (5), and the second slide plate (4) is placed on the second slide rail (6). A main shaft rotating device (7) is provided between the first slide plate (3) and the main shaft housing (2), a lifting device (8) is provided between the first slide plate (3) and the frame (1), a lifting locking device (9) is provided between the first slide plate (3), the second slide plate (4) and the frame (1), and a main shaft rotation locking device (10) is provided between the main shaft housing (2) and the first slide plate (3).
2. The spindle automatic adjustment device according to claim 1, characterized in that: The main shaft rotating device (7) consists of a sector gear (71), a gear shaft (72), a rotating motor reducer (73) and a connecting plate (74). The sector gear (71) is fixed on the main shaft housing (2), the sector gear (71) meshes with the gear shaft (72), the gear shaft (72) is driven by the rotating motor reducer (73), and the rotating motor reducer (73) is mounted on the first slide plate (3) through the connecting plate (74).
3. The spindle automatic adjustment device according to claim 1, characterized in that: The lifting device (8) consists of a lifting motor reducer (81), a bearing seat (82), a lifting sleeve (83), a ball screw (84) and a connecting flange (85). The lifting motor reducer (81) is mounted on the frame (1) through the bearing seat (82), the lifting sleeve (83) is driven by the lifting motor reducer (81), the lifting sleeve (83) is sleeved on the ball screw (84), and the ball screw (84) is connected to the first slide plate (3) through the connecting flange (85).
4. The spindle automatic adjustment device according to claim 1, characterized in that: The lifting locking device (9) consists of a locking shaft (91), a locking seat (92), a locking gland (93) and a lifting locking oil cylinder (94). A pair of locking shafts (91) are respectively mounted on the first slide plate (3) and the second slide plate (4), the locking seat (92) is fixed on the frame (1), the locking seat (92) is sleeved on the locking shaft (91), the locking gland (93) is mounted on the locking seat (92), and the locking gland (93) is driven by the lifting locking oil cylinder (94).
5. The spindle automatic adjustment device according to claim 1, characterized in that: The main shaft rotation locking device (10) consists of a pressing plate (101), a main shaft rotation locking oil cylinder (102), an earring (103) and a wrench (104). The main shaft rotation locking oil cylinder (102) is mounted on the pressing plate (101), and the main shaft rotation locking oil cylinder (102) is connected to the wrench (104) through the earring (103).
6. The spindle automatic adjustment device according to claim 1, characterized in that: A balancing device (11) is provided between the second slide plate (4) and the frame (1). The balancing device (11) consists of a hydraulic cylinder (111), an inflation valve (112) and a hinge support (113). The hydraulic cylinder (111) is fixed on the frame (1), the hydraulic cylinder (111) is connected to the second slide plate (4) through the hinge support (113), and the inflation valve (112) is mounted on the hydraulic cylinder (111).
7. The automatic spindle adjustment device according to claim 1, characterized in that: The main shaft housing (2) is provided with a main shaft axial feed device (12). The main shaft axial feed device (12) includes an axial feed bearing seat (1201) installed on the main shaft housing (2). An axial feed motor reducer (1202) is installed on the side of the axial feed bearing seat (1201). The axial feed motor reducer (1202) is connected to a ball screw (1203). The ball screw (1203) is connected to a nut seat (1204). The nut seat (1204) is connected to a main shaft sliding sleeve (1205).
8. The spindle automatic adjustment device according to claim 7, characterized in that: The main shaft housing (2) is provided with a main shaft axial locking device (13). The main shaft axial locking device (13) includes an axial locking oil cylinder (1301) installed on the main shaft housing (2). The output end of the axial locking oil cylinder (1301) is threadedly connected to a locking block (1302). The locking block (1302) contacts the main shaft sliding sleeve (1205) after passing through the guiding hole on the main shaft housing (2).