Quick inner bearing clamp of swash plate lathe

Abstract

The utility model discloses a swash plate lathe fast inner bearing clamp, which comprises a main body structure, the main body structure comprises a chuck main body, a protective structure and a mounting seat, an adjusting structure comprises a threaded rod, a moving block, a baffle and a threaded sleeve, and the threaded sleeve is mounted at the bottom end of the main body structure. The threaded sleeve is mounted at the bottom end of the mounting seat, the threaded sleeve is in threaded connection with the threaded rod, the three jaws are driven to expand by backward pulling force when the hydraulic chuck is locked, and the three jaws have taper, so that a product is driven to move towards the positioning base when a workpiece is clamped, the situation that the workpiece is not clamped in place is avoided, and the workpiece is not easy to change; in the process of clamping the product, the taper claw is driven to contract and expand backwards through the backward pulling force of the clamp, and the product is driven to move towards the positioning base in the contraction and expansion process due to the taper of the taper claw, so that the product is tightly attached to the positioning base, and the purpose that the rapid inner bearing clamp of the swash plate lathe conveniently and stably fixes a product main body is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of inclined plate clamps, in particular to a rapid inner bearing clamp for an inclined plate lathe. Background Art

[0002] At present, the existing chucks have problems such as the concentricity is easy to change during the processing, and the product is easy to be not clamped in place. In order to solve this problem, a tapered horn inner support chuck is specially designed, which aims to quickly clamp the product while ensuring the concentricity and verticality of the processed product. The concentricity of the fixture can be guaranteed to be stable during mass production and is not easy to change. In the process of tightening the product, the rear pulling force of the fixture drives the horn to shrink and expand backward. Due to the taper of the horn, the product is driven to move toward the positioning base during the shrinkage and expansion process, so that it fits tightly.

[0003] Today's fast inner bearing fixtures for inclined disc lathes can basically meet people's needs, but there are still some problems. The specific problems are as follows:

[0004] 1. The problem that the fast inner bearing fixture of the inclined disc lathe is difficult to stably fix the product body. At present, the existing chucks have problems such as the concentricity is easy to change during the processing, and the product is easy to be clamped in place.

[0005] 2. The problem that the quick inner bearing fixture of the inclined plate lathe is difficult to fix the positioning base, the base of the device is difficult to install, and it is difficult to adapt to different situations. Utility Model Content

[0006] The utility model aims to provide a fast inner bearing clamp for an inclined disc lathe, so as to solve the defects that the existing fast inner bearing clamp for an inclined disc lathe is difficult to stably fix the product body and the positioning base.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a fast inner bearing fixture for a slant disc lathe, comprising a main structure;

[0008] The main structure includes a chuck body, a protective structure and a mounting seat, the chuck body is mounted on the top of the mounting seat, and the positioning base is mounted on the top of the chuck body;

[0009] The top of the positioning base is equipped with a disassembly and assembly structure, the top of the positioning base is equipped with a product body, and the interior of the product body is provided with a mounting hole, and the interior of the main structure is equipped with a tapered horn;

[0010] An adjustment structure is installed at the bottom end of the tapered horn. The adjustment structure includes a threaded rod, a moving block, a baffle and a threaded sleeve. The threaded sleeve is installed at the bottom end of the main structure.

[0011] When in use, first the backward pulling force when the hydraulic chuck is locked drives the three jaws to expand. Since the three jaws have a taper, it is ensured that when the workpiece is clamped, the product is driven to move toward the positioning base, and the situation of inadequate clamping will not occur. The concentricity of the fixture can be guaranteed to be stable during mass production and it is not easy to change. In the process of tightening the product, the backward pulling force of the fixture drives the tapered horn to shrink and expand backward. Due to the taper of the tapered horn, the product is driven to move toward the positioning base during the shrinkage and expansion process, so that it fits tightly.

[0012] Preferably, a protective structure is installed on the outer side of the chuck body, and the protective structure includes a first reinforcing rib, a second reinforcing rib and a wear-resistant layer, the inside of the wear-resistant layer is installed with a first reinforcing rib, the wear-resistant layer can be made of wear-resistant material, such as stainless steel material coated with a wear-resistant coating, and the inside of the wear-resistant layer is provided with crossed first reinforcing ribs and second reinforcing ribs, the first reinforcing ribs and the second reinforcing ribs can strengthen the structural strength of the wear-resistant layer, and can protect the chuck body.

[0013] Preferably, second reinforcing ribs are installed inside the wear-resistant layer, and the second reinforcing ribs are arranged at equal intervals inside the wear-resistant layer. The first reinforcing ribs and the second reinforcing ribs can enhance the structural strength of the wear-resistant layer.

[0014] Preferably, the first reinforcing ribs are arranged at equal intervals inside the wear-resistant layer, the second reinforcing ribs and the first reinforcing ribs intersect with each other, and the first reinforcing ribs and the second reinforcing ribs can enhance the structural strength of the wear-resistant layer.

[0015] Preferably, a through hole is installed at the top of the chuck body, and the through holes are distributed in a ring shape at the top of the chuck body. The through holes can reduce the material usage of the device.

[0016] Preferably, a threaded rod passes through the middle position of the threaded sleeve, a moving block is installed at the top of the threaded rod, and a baffle is installed at the top of the moving block. The threaded sleeve and the threaded rod form a threaded connection. The hydraulic chuck can drive the moving block to move by rotating the threaded rod, and the baffle at the top of the moving block is stuck on the tapered horn.

[0017] Preferably, the outer wall of the threaded rod is evenly provided with external threads, the inner wall of the threaded sleeve is evenly provided with internal threads that cooperate with the external threads, the threaded rod and the threaded sleeve are threadedly connected, and the hydraulic chuck can drive the moving block to move by rotating the threaded rod.

[0018] Preferably, the disassembly and assembly structure includes an installation groove, an installation screw and a pad, the installation groove is installed at the top of the positioning base, the inside of the installation groove is installed with a pad, the inside of the installation groove is installed with a screw, the positioning base can be installed on the top of the chuck body, the installation groove and the installation screw form a threaded connection, the positioning base can be fixedly installed by the installation screw by tightening the installation screw inside the installation groove, and the pad can make the installation of the installation screw more stable.

[0019] Preferably, the mounting screw and the mounting groove form a threaded connection, and the outer diameter of the mounting screw is smaller than the inner diameter of the mounting groove, so that the positioning base can be fixedly installed by the mounting screw.

[0020] The utility model provides a quick inner bearing clamp for an inclined disc lathe, the advantage of which is that a threaded sleeve is installed at the bottom end of the mounting seat, the threaded sleeve and the threaded rod form a threaded connection, the hydraulic chuck can drive the moving block to move by rotating the threaded rod, the baffle plate at the top of the moving block is clamped on the tapered horn, the three jaws of the chuck use a tapered horn, and the three jaws are driven to expand by the backward pulling force when the hydraulic chuck is locked. Since the three jaws have a taper, it is ensured that the product is driven to move toward the positioning base when the workpiece is clamped, and the situation of inadequate clamping will not occur. The concentricity of the clamp can be ensured to be stable during mass production and is not easy to change. During the tightening of the product, the tapered horn is driven to shrink and expand backward by the rear pulling force of the clamp. Due to the taper of the tapered horn, the product is driven to move toward the positioning base during the shrinkage and expansion process, so that it fits tightly, thereby achieving the purpose of the quick inner bearing clamp for an inclined disc lathe to stably fix the product body.

[0021] A positioning base is installed on the top of the chuck body. The positioning base can be installed on the top of the chuck body. The mounting groove and the mounting screw form a threaded connection. The positioning base can be fixedly installed by tightening the mounting screw inside the mounting groove. The pad can make the installation of the mounting screw more stable, so as to achieve the purpose of the quick internal bearing clamp of the inclined plate lathe to facilitate the fixation of the positioning base. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2 This is a front view structural schematic diagram of the utility model;

[0024] Figure 3 For the utility model Figure 2 A schematic diagram of the enlarged structure of the local section at point A in the middle;

[0025] Figure 4 It is a front view cross-sectional structural schematic diagram of the utility model;

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

[0027] Explanation of the reference numerals in the figure: 1. Main structure; 101. Chuck body; 102. Protective structure; 1021. First reinforcing rib; 1022. Second reinforcing rib; 1023. Wear-resistant layer; 103. Mounting seat; 2. Adjustment structure; 201. Threaded rod; 202. Moving block; 203. Baffle; 204. Threaded sleeve; 3. Positioning base; 4. Tapered horn; 5. Product body; 6. Through hole; 7. Disassembly and assembly structure; 701. Mounting groove; 702. Mounting screw; 703. Pad; 8. Mounting hole. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-Figure 5 The utility model provides an embodiment: a rapid inner bearing clamp for an inclined disc lathe, comprising a main structure 1.

[0030] The main structure 1 includes a chuck body 101 , a protective structure 102 and a mounting seat 103 . The chuck body 101 is mounted on the top of the mounting seat 103 . The top of the chuck body 101 is mounted with through holes 6 , and the through holes 6 are distributed in a ring shape at the top of the chuck body 101 .

[0031] A protective structure 102 is installed on the outside of the chuck body 101, and the protective structure 102 includes a first reinforcing rib 1021, a second reinforcing rib 1022 and a wear-resistant layer 1023. The first reinforcing rib 1021 is installed inside the wear-resistant layer 1023. The first reinforcing ribs 1021 are arranged at equal intervals inside the wear-resistant layer 1023, and the second reinforcing rib 1022 and the first reinforcing rib 1021 cross each other.

[0032] Second reinforcing ribs 1022 are installed inside the wear-resistant layer 1023 , and the second reinforcing ribs 1022 are arranged at equal intervals inside the wear-resistant layer 1023 .

[0033] Refer to the attached Figure 2-3As shown, the wear-resistant layer 1023 can be made of wear-resistant material, such as stainless steel coated with a wear-resistant coating. The wear-resistant layer 1023 is provided with crossed first reinforcing ribs 1021 and second reinforcing ribs 1022. The first reinforcing ribs 1021 and second reinforcing ribs 1022 can strengthen the structural strength of the wear-resistant layer 1023 and protect the chuck body 101.

[0034] A positioning base 3 is installed at the top of the chuck body 101, and a disassembly structure 7 is installed at the top of the positioning base 3. The disassembly structure 7 includes a mounting groove 701, a mounting screw 702 and a pad 703. The mounting groove 701 is installed at the top of the positioning base 3, and a pad 703 is installed inside the mounting groove 701. A screw 702 is installed inside the mounting groove 701, and the mounting screw 702 and the mounting groove 701 form a threaded connection. The outer diameter of the mounting screw 702 is smaller than the inner diameter of the mounting groove 701.

[0035] See attached Figure 5 As shown, the positioning base 3 can be installed on the top of the chuck body 101, and the mounting groove 701 and the mounting screw 702 form a threaded connection. The mounting screw 702 can be tightened inside the mounting groove 701 to fix the positioning base 3 with the mounting screw 702, and the pad 703 can make the installation of the mounting screw 702 more stable.

[0036] A product body 5 is installed on the top of the positioning base 3 , and a mounting hole 8 is provided inside the product body 5 , and a tapered horn 4 is installed inside the main structure 1 .

[0037] An adjustment structure 2 is installed at the bottom end of the tapered horn 4, and the adjustment structure 2 includes a threaded rod 201, a moving block 202, a baffle 203 and a threaded sleeve 204. The threaded sleeve 204 is installed at the bottom end of the main structure 1, and the threaded rod 201 passes through the middle position of the threaded sleeve 204. The outer wall of the threaded rod 201 is evenly provided with external threads, and the inner wall of the threaded sleeve 204 is evenly provided with internal threads that cooperate with the external threads. The threaded rod 201 and the threaded sleeve 204 are threadedly connected.

[0038] A moving block 202 is installed at the top of the threaded rod 201 , and a baffle 203 is installed at the top of the moving block 202 .

[0039] See attached Figure 2 and attached Figure 4As shown, the threaded sleeve 204 and the threaded rod 201 form a threaded connection. The hydraulic chuck can work by rotating the threaded rod 201 to drive the moving block 202 to move. The baffle 203 at the top of the moving block 202 is stuck on the tapered horn 4. The three-jaw chuck uses a tapered horn 4. The backward pulling force when the hydraulic chuck is locked drives the three-jaw to expand. Since the three-jaw has a taper, it is guaranteed that when clamping the workpiece, the product is driven to move toward the positioning base 3, and the situation of inadequate clamping will not occur. The concentricity of the fixture can be guaranteed to be stable during mass production and is not easy to change. During the tightening of the product, the tapered horn 4 is driven to shrink and expand backward through the rear pulling force of the fixture. Due to the taper of the tapered horn 4, the product is driven to move toward the positioning base 3 during the shrinkage and expansion process, so that it fits tightly.

[0040] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A fast inner bearing fixture for a slant disc lathe, comprising a main structure (1); Features: The main structure (1) comprises a chuck body (101), a protective structure (102) and a mounting seat (103); the chuck body (101) is mounted on the top of the mounting seat (103); and a positioning base (3) is mounted on the top of the chuck body (101); The top of the positioning base (3) is equipped with a disassembly structure (7), the top of the positioning base (3) is equipped with a product body (5), and the interior of the product body (5) is provided with a mounting hole (8), and the interior of the main structure (1) is equipped with a tapered horn (4); An adjustment structure (2) is installed at the bottom end of the tapered horn (4), wherein the adjustment structure (2) comprises a threaded rod (201), a moving block (202), a baffle (203) and a threaded sleeve (204), and the threaded sleeve (204) is installed at the bottom end of the main structure (1).

2. The fast inner bearing fixture for a slant plate lathe according to claim 1, characterized in that: A protective structure (102) is installed on the outer side of the chuck body (101), and the protective structure (102) comprises a first reinforcing rib (1021), a second reinforcing rib (1022) and a wear-resistant layer (1023), and the first reinforcing rib (1021) is installed inside the wear-resistant layer (1023).

3. The fast inner bearing fixture for a slant plate lathe according to claim 2, characterized in that: Second reinforcing ribs (1022) are installed inside the wear-resistant layer (1023), and the second reinforcing ribs (1022) are arranged at equal intervals inside the wear-resistant layer (1023).

4. The fast inner bearing fixture for a slant plate lathe according to claim 2, characterized in that: The first reinforcing ribs (1021) are arranged at equal intervals inside the wear-resistant layer (1023), and the second reinforcing ribs (1022) and the first reinforcing ribs (1021) intersect each other.

5. The rapid inner bearing fixture for a slant plate lathe according to claim 1, characterized in that: A through hole (6) is installed at the top of the chuck body (101), and the through holes (6) are distributed in a ring shape at the top of the chuck body (101).

6. The rapid inner bearing fixture for a slant plate lathe according to claim 1, characterized in that: A threaded rod (201) passes through the middle of the threaded sleeve (204), a moving block (202) is installed at the top end of the threaded rod (201), and a baffle (203) is installed at the top end of the moving block (202).

7. The rapid inner bearing fixture for a slant plate lathe according to claim 1, characterized in that: External threads are evenly arranged on the outer wall of the threaded rod (201), internal threads matching the external threads are evenly arranged on the inner wall of the threaded sleeve (204), and the threaded rod (201) and the threaded sleeve (204) are threadedly connected.

8. The fast inner bearing fixture for a slant plate lathe according to claim 1, characterized in that: The disassembly and assembly structure (7) comprises a mounting groove (701), mounting screws (702) and a pad (703); the mounting groove (701) is mounted on the top of the positioning base (3); the pad (703) is installed inside the mounting groove (701); and the screws (702) are installed inside the mounting groove (701).

9. The fast inner bearing fixture for a slant plate lathe according to claim 8, characterized in that: The mounting screw (702) and the mounting groove (701) form a threaded connection, and the outer diameter of the mounting screw (702) is smaller than the inner diameter of the mounting groove (701).

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