Horizontal lathe

Abstract

The horizontal lathe comprises a lathe head assembly, a lathe body, a moving device and a polishing device, the lathe head assembly comprises a spindle box, a gear box, a feeding box and two pairs of supporting assemblies, the spindle box, the gear box and the feeding box are sequentially arranged in the first direction, and the two pairs of supporting assemblies are arranged between the spindle box and the feeding box. The supporting assembly is composed of a plurality of first supporting bases arranged at intervals in the second direction. The lathe bed is arranged on the side, close to the chuck of the spindle box, of the feeding box. The moving device comprises a first sliding table, a second supporting seat and a second sliding table which are sequentially arranged in the first direction, and the second sliding table is connected to the lathe bed; the grinding device comprises a driving mechanism and a grinding wheel, the driving mechanism is connected to the first sliding table, and the grinding wheel is connected to the driving mechanism. The spindle box is lifted through the first supporting seat, the grinding device is lifted through the second supporting seat, and then the space of the grinding wheel, the chuck of the spindle box and the lathe bed can be increased to adapt to large-size workpieces.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tools, in particular to a horizontal lathe. Background Art

[0002] Horizontal lathe is a common equipment for machining mechanical parts. The horizontal lathe mainly includes a chuck for clamping parts, a spindle box for driving the chuck, a two-axis slide for adjusting the position of the tool holder for turning, and a feed box for driving the two-axis slide to move. In addition, a grinding device is installed on the two-axis slide to grind the workpiece.

[0003] At present, the space between the chuck and the grinding device and the bed cannot accommodate large-sized workpieces, resulting in the need for manual hand-held grinding machines to grind large-sized workpieces, which is both time-consuming and labor-intensive, and cannot guarantee work efficiency. Utility Model Content

[0004] Based on the above description, the utility model provides a horizontal lathe, aiming to solve the problem that the existing lathes cannot adapt to the grinding of large-sized workpieces.

[0005] The technical solution of the utility model to solve the above technical problems is as follows:

[0006] A horizontal lathe, comprising:

[0007] A headstock assembly, comprising a spindle box, a gear box, a feed box and two pairs of support assemblies, wherein the spindle box, the gear box and the feed box are arranged in sequence along a first direction, the two pairs of support assemblies are arranged between the spindle box and the feed box, and the two pairs of support assemblies are axisymmetric about the central axis of the gear box, and the support assembly is composed of a plurality of first support seats arranged at intervals along a second direction;

[0008] A bed, arranged on one side of the feed box close to the chuck of the spindle box;

[0009] The moving device comprises a first slide, a second support seat and a second slide arranged in sequence along the first direction, wherein the second slide is connected to the bed;

[0010] The grinding device comprises a driving mechanism and a grinding wheel, wherein the driving mechanism is connected to the first slide table, and the grinding wheel is connected to the driving mechanism.

[0011] On the basis of the above technical solution, the present invention can also be improved as follows.

[0012] Furthermore, the headstock assembly includes a protective shell, which is connected to the spindle box and the feed box, and the protective shell surrounds the gear box and the two pairs of support assemblies.

[0013] Furthermore, the driving mechanism includes a motor seat, a connecting shaft, a driving motor and a transmission assembly, the connecting shaft is provided with a connecting hole extending along the second direction, the connecting shaft is rotatably disposed in the connecting hole, the grinding wheel is disposed at one end of the connecting shaft close to the chuck, the driving motor is disposed on the motor seat, and the transmission assembly is connected to the connecting shaft and the driving motor.

[0014] Furthermore, the transmission assembly includes a first actuator and a second actuator, the first actuator is arranged at the output end of the driving motor, the second actuator is arranged at an end of the connecting shaft away from the grinding wheel, and the first actuator is connected to the second actuator or connected through a connecting part.

[0015] Further, a diameter of the first executing part is greater than a diameter of the second executing part.

[0016] Furthermore, the driving mechanism includes a protective cover, the protective cover is connected to the motor base, and the transmission assembly is located inside the protective cover.

[0017] Furthermore, it includes a clamp, which includes a back plate, a mounting seat, a clamping seat, a connecting seat and a screw rod, the mounting seat is provided with a receiving hole extending along the second direction, the mounting seat, the clamping seat and the connecting seat are arranged on the back plate, and the mounting seat, the clamping seat and the connecting seat are arranged in sequence along the third direction, the screw rod is matched with the connecting seat bolt, and one end of the screw rod close to the clamping seat is connected to the clamping seat, when the connecting end of the grinding wheel extends into the receiving hole, the clamping seat cooperates with the mounting seat to clamp the connecting end of the grinding wheel.

[0018] Furthermore, the semicircular portion of the mounting seat close to the pressing seat is made of rubber material.

[0019] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0020] (1) The present application raises the spindle box by the first support seat and raises the grinding device by the second support seat, thereby increasing the space between the grinding wheel and the chuck of the spindle box and the bed to accommodate large-sized workpieces.

[0021] (2) The present application can facilitate the disassembly and assembly of the grinding wheel through the clamp, thereby facilitating the replacement of the grinding wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a general assembly diagram of a horizontal lathe provided in an embodiment of the utility model;

[0023] Figure 2 This is a schematic diagram of the internal structure of the protective housing in the embodiment of the utility model;

[0024] Figure 3 This is a schematic diagram of the assembly of the grinding device and the moving device in the embodiment of the utility model;

[0025] Figure 4 It is a schematic diagram of the structure of the grinding device in the embodiment of the utility model;

[0026] Figure 5 It is a schematic diagram of the structure of the clamp in the embodiment of the utility model.

[0027] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0028] 10. Headstock assembly; 11. Spindle box; 12. Gear box; 13. Feed box; 14. First support seat; 15. Protective housing;

[0029] 20. Bed;

[0030] 30. Moving device; 31. First slide; 32. Second support seat; 33. Second slide;

[0031] 40. grinding device; 41. driving mechanism; 411. motor seat; 412. connecting shaft; 413. driving motor; 414. transmission assembly; 4141. first execution part; 4142. second execution part; 4143. connection part; 42. grinding wheel;

[0032] 50. Clamp; 51. Back plate; 52. Mounting seat; 521. Accommodating hole; 53. Pressing seat; 54. Connecting seat; 55. Screw rod. DETAILED DESCRIPTION

[0033] In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the present application are provided in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0035] It will be appreciated that spatial relationship terms such as "under," "beneath," "below," "under," "above," "above," etc., may be used herein to describe the relationship of an element or feature shown in the figures to other elements or features. It will be appreciated that, in addition to the orientations shown in the figures, spatial relationship terms also include different orientations of the device in use and operation. For example, if the device in the accompanying drawings is flipped, an element or feature described as "under other elements" or "under it" or "under it" will be oriented as being "above" the other elements or features. Thus, the exemplary terms "under" and "under" may include both upper and lower orientations. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations), and the spatial descriptors used herein are interpreted accordingly.

[0036] When used herein, the singular forms "a", "an", and "said / the" may also include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "include / comprise" or "have" etc. specify the presence of stated features, wholes, steps, operations, components, parts or combinations thereof, but do not exclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts or combinations thereof.

[0037] See attached Figures 1 to 3 As shown, the utility model provides a technical solution: a horizontal lathe, including a headstock assembly 10, a bed 20, a moving device 30 and a grinding device 40, the headstock assembly 10 includes a spindle box 11, a gear box 12, a feed box 13 and two pairs of support assemblies, the spindle box 11, the gear box 12 and the feed box 13 are arranged in sequence along a first direction, the two pairs of support assemblies are arranged between the spindle box 11 and the feed box 13, and the two pairs of support assemblies are symmetrical about the central axis of the gear box 12, and the support assembly is composed of a plurality of first support seats 14 arranged at intervals along a second direction; the bed 20 is arranged on one side of the chuck of the feed box 13 close to the spindle box 11; the moving device 30 includes a first slide 31, a second support seat 32 and a second slide 33 arranged in sequence along the first direction, and the second slide 33 is connected to the bed 20; the grinding device 40 includes a driving mechanism 41 and a grinding wheel 42, the driving mechanism 41 is connected to the first slide 31, and the grinding wheel 42 is connected to the driving mechanism 41.

[0038] Exemplarily, the driving mechanism 41 may be a handle or a motor, etc. For example, the motor may be a reduction motor, a servo motor or a stepping motor, etc.

[0039] According to this embodiment, the spindle box 11 is raised by the first support seat 14, and the grinding device 40 is raised by the second support seat 32, so that the grinding wheel 42 and the chuck of the spindle box 11 are kept at the same height. In this way, the space between the grinding wheel 42, the chuck of the spindle box 11 and the bed 20 can be increased to accommodate large-sized workpieces.

[0040] See attached Figures 1 to 3 As shown, in some embodiments, the headstock assembly 10 includes a protective housing 15 , which is connected to the spindle box 11 and the feed box 13 , and the protective housing 15 surrounds the gear box 12 and two pairs of support assemblies.

[0041] According to this embodiment, the protective housing 15 can not only reduce the dust from entering the gear box 12, but also reduce the potential safety hazard.

[0042] See attached Figure 1 , 3 As shown in Figure 4, in some embodiments, the driving mechanism 41 includes a motor seat 411, a connecting shaft 412, a driving motor 413 and a transmission assembly 414. The connecting shaft 412 is provided with a connecting hole extending along the second direction. The connecting shaft 412 is rotatably disposed in the connecting hole. The grinding wheel 42 is disposed at one end of the connecting shaft 412 close to the chuck. The driving motor 413 is disposed on the motor seat 411. The transmission assembly 414 is connected to the connecting shaft 412 and the driving motor 413.

[0043] Exemplarily, the driving motor 413 may be a reduction motor, a servo motor, or a stepping motor.

[0044] According to this embodiment, the driving motor 413 is driven through the transmission assembly 414 to drive the connecting shaft 412 and the grinding wheel 42 to rotate, so that the grinding wheel 42 can grind the workpiece.

[0045] See attached Figure 1 , 3 As shown in 4, in some embodiments, the transmission assembly 414 includes a first actuator 4141 and a second actuator 4142, the first actuator 4141 is arranged at the output end of the driving motor 413, and the second actuator 4142 is arranged at an end of the connecting shaft 412 away from the grinding wheel 42, and the first actuator 4141 is connected to the second actuator 4142 or is connected through the connecting part 4143.

[0046] Exemplarily, the first actuator 4141 and the second actuator 4142 may be gears or synchronous wheels. The connecting portion 4143 may be a synchronous toothed belt or a chain. When the first actuator 4141 and the second actuator 4142 are gears, the two gears are meshed; or, the connecting portion 4143 is a chain, and the two gears are connected by chain transmission. When the first actuator 4141 and the second actuator 4142 are synchronous wheels, the connecting portion 4143 is a synchronous toothed belt, and the two synchronous wheels are connected by synchronous toothed belt transmission.

[0047] According to this embodiment, transmission to the connecting shaft 412 is achieved through the cooperation between the first executing portion 4141 and the second executing portion 4142 ; or, through the cooperation between the first executing portion 4141 , the second executing portion 4142 and the connecting portion 4143 .

[0048] See attached Figure 4 As shown, in some embodiments, the diameter of the first actuator 4141 is greater than the diameter of the second actuator 4142 .

[0049] According to this embodiment, the connecting shaft 412 and the grinding wheel 42 can maintain a relatively high rotation speed, thereby improving the grinding efficiency.

[0050] See attached Figure 3 As shown, in some embodiments, the driving mechanism 41 includes a protective cover, the protective cover is connected to the motor base 411, and the transmission assembly 414 is located in the protective cover.

[0051] According to this embodiment, the protective cover plays a protective role on the transmission component 414, which can not only prevent dust from adhering to the transmission component 414, but also reduce safety hazards.

[0052] See attached Figure 1 and 5 As shown, in some embodiments, a clamp 50 is included, and the clamp 50 includes a back plate 51, a mounting seat 52, a clamping seat 53, a connecting seat 54 and a screw rod 55. The mounting seat 52 is provided with a receiving hole 521 extending along the second direction, the mounting seat 52, the clamping seat 53 and the connecting seat 54 are arranged on the back plate 51, and the mounting seat 52, the clamping seat 53 and the connecting seat 54 are arranged in sequence along the third direction, the screw rod 55 is bolted to the connecting seat 54, and one end of the screw rod 55 close to the clamping seat 53 is connected to the clamping seat 53, and when the connecting end of the grinding wheel 42 extends into the receiving hole 521, the clamping seat 53 cooperates with the mounting seat 52 to clamp the connecting end of the grinding wheel 42.

[0053] According to this embodiment, when clamping the grinding wheel 42, the pressing seat 53 is pushed to move toward the connecting seat 54 by rotating the screw 55, so that the pressing seat 53 and the connecting seat 54 are in close contact, and one end of the grinding wheel 42 can be clamped. When loosening the grinding wheel 42, the pressing seat 53 is pulled away from the connecting seat 54 by rotating the screw 55, so that the pressing seat 53 is separated from the connecting seat 54, and the grinding wheel 42 can be loosened. In this way, the grinding wheel 42 can be easily disassembled and replaced.

[0054] Optionally, the semicircular portion of the mounting seat 52 close to the pressing seat 53 is made of rubber.

[0055] Exemplarily, the rubber material is fluororubber, polyurethane rubber, vulcanized silicone rubber, etc.

[0056] According to this embodiment, this can not only ensure that the semicircular portion of the mounting seat 52 has a corresponding hardness to ensure that a strong friction force is applied to one end of the grinding wheel 42, but also ensure that the semicircular portion of the mounting seat 52 has a corresponding elasticity to facilitate the application of force to one end of the grinding wheel 42.

[0057] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A horizontal lathe, characterized in that: include: A headstock assembly (10) comprises a spindle box (11), a gear box (12), a feed box (13) and two pairs of support assemblies, wherein the spindle box (11), the gear box (12) and the feed box (13) are arranged in sequence along a first direction, the two pairs of support assemblies are arranged between the spindle box (11) and the feed box (13), and the two pairs of support assemblies are symmetrical about the central axis of the gear box (12), and the support assemblies are composed of a plurality of first support seats (14) arranged at intervals along a second direction; A bed (20) is arranged on one side of the feed box (13) close to the chuck of the spindle box (11); A moving device (30) comprising a first slide (31), a second support seat (32) and a second slide (33) arranged in sequence along the first direction, wherein the second slide (33) is connected to the bed (20); The grinding device (40) comprises a driving mechanism (41) and a grinding wheel (42), wherein the driving mechanism (41) is connected to the first slide table (31), and the grinding wheel (42) is connected to the driving mechanism (41).

2. A horizontal lathe according to claim 1, characterized in that: The headstock assembly (10) comprises a protective shell (15), wherein the protective shell (15) is connected to the spindle box (11) and the feed box (13), and the protective shell (15) surrounds the gear box (12) and the two pairs of support components.

3. A horizontal lathe according to claim 1, characterized in that: The driving mechanism (41) comprises a motor seat (411), a connecting shaft (412), a driving motor (413) and a transmission assembly (414); the connecting shaft (412) is provided with a connecting hole extending along the second direction; the connecting shaft (412) is rotatably arranged in the connecting hole; the grinding wheel (42) is arranged at one end of the connecting shaft (412) close to the chuck; the driving motor (413) is arranged on the motor seat (411); and the transmission assembly (414) is connected to the connecting shaft (412) and the driving motor (413).

4. A horizontal lathe according to claim 3, characterized in that: The transmission assembly (414) comprises a first actuator (4141) and a second actuator (4142), wherein the first actuator (4141) is arranged at the output end of the driving motor (413), and the second actuator (4142) is arranged at an end of the connecting shaft (412) away from the grinding wheel (42), and the first actuator (4141) is connected to the second actuator (4142) or is connected via a connecting portion (4143).

5. A horizontal lathe according to claim 4, characterized in that: The diameter of the first execution part (4141) is greater than the diameter of the second execution part (4142).

6. A horizontal lathe according to claim 5, characterized in that: The driving mechanism (41) comprises a protective cover, the protective cover is connected to the motor base (411), and the transmission assembly (414) is located inside the protective cover.

7. A horizontal lathe according to any one of claims 1 to 6, characterized in that: The invention comprises a clamp (50), wherein the clamp (50) comprises a back plate (51), a mounting seat (52), a pressing seat (53), a connecting seat (54) and a screw rod (55); the mounting seat (52) is provided with a receiving hole (521) extending along the second direction; the mounting seat (52), the pressing seat (53) and the connecting seat (54) are arranged on the back plate (51), and the mounting seat (52), the pressing seat (53) and the connecting seat (54) are arranged in sequence along the third direction; the screw rod (55) is bolted to the connecting seat (54), and one end of the screw rod (55) close to the pressing seat (53) is connected to the pressing seat (53); when the connecting end of the grinding wheel (42) extends into the receiving hole (521), the pressing seat (53) cooperates with the mounting seat (52) to clamp the connecting end of the grinding wheel (42).

8. A horizontal lathe according to claim 7, characterized in that: The semicircular portion of the mounting seat (52) close to the pressing seat (53) is made of rubber material.

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