Fixing device for polishing

Abstract

The fixing device comprises a bottom plate, a first spring, a supporting rod, a fixing sleeve, a sliding sleeve, a clamping assembly and an adjusting assembly, the fixing sleeve is obliquely arranged above the bottom plate, the supporting rod is used for fixedly connecting the fixing sleeve with the bottom plate, and the sliding sleeve is arranged on the bottom plate. The sliding sleeve and the fixed sleeve are coaxial, the sliding sleeve is arranged in the fixed sleeve in a sliding mode, and the sliding sleeve extends to the two ends of the fixed sleeve; the first spring is arranged outside the sliding sleeve in a sleeving mode and located at the upward end of the fixing sleeve, a first limiting plate is fixedly arranged on the sliding sleeve, one end of the first spring abuts against the fixing sleeve, and the other end of the first spring abuts against the first limiting plate. The clamping assembly is arranged on the sliding sleeve and used for fixing a workpiece in the sliding sleeve, and the adjusting assembly is used for driving the workpiece in the sliding sleeve to axially rotate. The problem that a workpiece needs to be manually held by hand to be polished is solved, and the polishing quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a polishing equipment field especially relates to a fixed device for polishing. BACKGROUND

[0002] The table type grinding machine is used for sharpening various cutters and tools. The grinding machine has the characteristics of high speed, simple structure, wide application, and manual operation, in addition to some common requirements of grinding machine. When using the grinding machine for polishing, the operator usually holds the workpiece and contacts the workpiece with the polishing surface of the grinding wheel in an inclined state to complete the polishing. Polishing the workpiece at a stable inclination angle requires skill, otherwise the polishing effect will be inconsistent. SUMMARY

[0003] In view of the deficiencies in the prior art, the utility model provides a fixed device for polishing, which solves the problem of inconsistent polishing effect caused by manual holding of the workpiece for polishing in the prior art.

[0004] According to the embodiment of the utility model, a fixed device for polishing includes a bottom plate, a first spring, a support rod, a fixing sleeve, a sliding sleeve, a clamping assembly, and an adjusting assembly. The fixing sleeve is inclinedly arranged above the bottom plate. The support rod is used to fixedly connect the fixing sleeve and the bottom plate. The sliding sleeve is coaxial with the fixing sleeve and is slidingly arranged inside the fixing sleeve. The sliding sleeve extends to both ends of the fixing sleeve. The first spring is sleeved outside the sliding sleeve and located at the upward end of the fixing sleeve. A first limiting plate is fixedly arranged on the sliding sleeve. One end of the first spring abuts against the fixing sleeve, and the other end of the first spring abuts against the first limiting plate. The clamping assembly is arranged on the sliding sleeve to fix the workpiece inside the sliding sleeve. The adjusting assembly is used to drive the workpiece inside the sliding sleeve to rotate axially.

[0005] The technical principle of the utility model is that the workpiece to be polished is fixed in the sliding sleeve, and then the sliding sleeve is driven to move axially and rotate radially, so as to realize the stability of the workpiece during polishing.

[0006] As preferred, the clamping assembly comprises a second spring, a connecting rod, a guide slide, a second limiting plate and an arc-shaped clamping plate, the arc-shaped clamping plate and the inner diameter of the sliding sleeve are coaxially arranged in the sliding sleeve, the guide slide is fixedly arranged on the side wall of the sliding sleeve, the axis of the connecting rod and the axis of the sliding sleeve are perpendicular, one end of the connecting rod is fixedly connected with the arc-shaped clamping plate, the other end of the connecting rod extends to the outside of the sliding sleeve and is slidably connected with the guide slide, the second limiting plate is perpendicular to the connecting rod and is fixedly connected with the middle part of the connecting rod, the second spring is sleeved on the outside of the connecting rod, one end of the second spring is fixedly connected with the guide slide, the other end of the second spring is fixedly connected with the second limiting plate, and a holding handle is fixedly arranged on the end of the connecting rod away from the sliding sleeve.

[0007] As preferred, the adjusting assembly comprises a driving gear and a driven gear, the axis of the driving gear is parallel to the axis of the sliding sleeve, the driven gear is arranged on the outer wall of the sliding sleeve, the driving gear and the driven gear are meshed, the center of the driving gear is coaxially provided with an extension rod, the extension rod is fixedly connected with the supporting rod, and the end surface of the driving gear is provided with a ball head handle.

[0008] As preferred, a coaxial ring is sleeved on the outside of the sliding sleeve, and a plurality of connecting rods for connecting with the coaxial ring are arranged around the outside of the first limiting plate.

[0009] As preferred, an adjusting rod is vertically arranged on the bottom plate, the adjusting rod is connected with the bottom plate through threads, a rotating handle is fixedly arranged on the top of the adjusting rod, and a supporting plate is hingedly connected to the bottom of the adjusting rod.

[0010] As preferred, the supporting rod and the fixing sleeve are both provided with two groups.

[0011] As preferred, an antiskid layer is arranged on the inner side of the arc-shaped clamping plate.

[0012] Compared with the prior art, the utility model has the advantages that: the workpiece is placed in the sliding sleeve, the clamping assembly fixes the workpiece relative to the sliding sleeve, then the sliding sleeve is axially moved to make the workpiece contact with the grinding machine, the adjusting assembly makes the sliding sleeve rotate, so that one circle of the workpiece can be polished by the grinding machine. When the staff polishes, the staff keeps a relatively stable state and contacts with the grinding wheel, so that the polishing marks caused by operation errors are inconsistent, and the polishing quality is improved. In addition, the sliding sleeve can make the staff away from the grinding wheel, and the safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The whole structure of the utility model is shown.

[0014] Figure 2 The utility model discloses a clamping assembly schematic view.

[0015] In the above drawing: 1, grinding machine, 2, bottom plate, 3, support rod, 4, sliding sleeve, 5, fixed sleeve, 6, support plate, 7, extension rod, 8, driving gear, 9, ball head handle, 10, circular ring, 11, first limit plate, 12, first spring, 13, rotating handle, 14, adjusting rod, 15, arc clamping plate, 16, guide slide, 17, second limit plate, 18, second spring, 19, connecting rod, 20, holding handle. DETAILED DESCRIPTION

[0016] The technical scheme in the utility model is further explained below in connection with the drawings and examples.

[0017] As Figure 1 shown, the utility model discloses a kind of fixed devices for polishing, and the device includes bottom plate 2, first spring 12, support rod 3, fixed sleeve 5, sliding sleeve 4, clamping assembly and adjustment assembly, the fixed sleeve 5 is obliquely arranged above the bottom plate 2, and the oblique angle of fixed sleeve 5 is thirty degrees, the support rod 3 is used to fixedly connect the fixed sleeve 5 and bottom plate 2, the sliding sleeve 4 and the fixed sleeve 5 are coaxial and slidingly arranged in fixed sleeve 5 interior, the sliding sleeve 4 extends to the both ends of the fixed sleeve 5, the first spring 12 is set on the outside of the sliding sleeve 4 and is located at the end of the fixed sleeve 5 upwards, first limit plate 11 is fixedly arranged on sliding sleeve 4, one end of first spring 12 and the fixed sleeve 5 abut, the other end of first spring 12 and the first limit plate 11 abut, the clamping assembly is arranged on sliding sleeve 4 for fixing workpiece in sliding sleeve 4 interior, the adjustment assembly is used to drive workpiece axial rotation in the sliding sleeve 4.In this embodiment, the device is arranged at the side of vertical grinding machine 1.When the end of cylindrical workpiece is polished, first the head of workpiece is inserted from sliding sleeve 4, then workpiece is clamped using clamping assembly, so that the end of workpiece is close to grinding wheel.Then when workpiece is axially moved by pushing sliding sleeve 4, workpiece slowly contacts grinding wheel and starts polishing, at the same time, worker operates adjustment assembly to make workpiece rotate, so that the end of workpiece can be polished into taper.

[0018] As Figure 2As shown, preferably, the clamping assembly comprises a second spring 18, a connecting rod 19, a guide slide 16, a second limiting plate 17 and an arc-shaped clamping plate 15, the arc-shaped clamping plate 15 and the inner diameter of the sliding sleeve 4 are coaxially arranged inside the sliding sleeve 4, the guide slide 16 is fixedly arranged on the side wall of the sliding sleeve 4, the axis of the connecting rod 19 and the axis of the sliding sleeve 4 are perpendicular to each other, one end of the connecting rod 19 is fixedly connected with the arc-shaped clamping plate 15, the other end of the connecting rod 19 extends to the outside of the sliding sleeve 4 and is slidingly connected with the guide slide 16, the second limiting plate 17 is perpendicular to the connecting rod 19 and is fixedly connected with the middle part of the connecting rod 19, the second spring 18 is sleeved outside the connecting rod 19, one end of the second spring 18 is fixedly connected with the guide slide 16, and the other end of the second spring 18 is fixedly connected with the second limiting plate 17, and the end of the connecting rod 19 away from the sliding sleeve 4 is fixedly provided with a holding handle 20. In the embodiment, a groove for accommodating the arc-shaped clamping plate 15 is arranged on the inner wall of the sliding sleeve 4.

[0019] As shown, preferably, the clamping assembly comprises a second spring 18, a connecting rod 19, a guide slide 16, a second limiting plate 17 and an arc-shaped clamping plate 15, the arc-shaped clamping plate 15 and the inner diameter of the sliding sleeve 4 are coaxially arranged inside the sliding sleeve 4, the guide slide 16 is fixedly arranged on the side wall of the sliding sleeve 4, the axis of the connecting rod 19 and the axis of the sliding sleeve 4 are perpendicular to each other, one end of the connecting rod 19 is fixedly connected with the arc-shaped clamping plate 15, the other end of the connecting rod 19 extends to the outside of the sliding sleeve 4 and is slidingly connected with the guide slide 16, the second limiting plate 17 is perpendicular to the connecting rod 19 and is fixedly connected with the middle part of the connecting rod 19, the second spring 18 is sleeved outside the connecting rod 19, one end of the second spring 18 is fixedly connected with the guide slide 16, and the other end of the second spring 18 is fixedly connected with the second limiting plate 17, and the end of the connecting rod 19 away from the sliding sleeve 4 is fixedly provided with a holding handle 20. In the embodiment, a groove for accommodating the arc-shaped clamping plate 15 is arranged on the inner wall of the sliding sleeve 4.

[0020] As shown, preferably, the clamping assembly comprises a second spring 18, a connecting rod 19, a guide slide 16, a second limiting plate 17 and an arc-shaped clamping plate 15, the arc-shaped clamping plate 15 and the inner diameter of the sliding sleeve 4 are coaxially arranged inside the sliding sleeve 4, the guide slide 16 is fixedly arranged on the side wall of the sliding sleeve 4, the axis of the connecting rod 19 and the axis of the sliding sleeve 4 are perpendicular to each other, one end of the connecting rod 19 is fixedly connected with the arc-shaped clamping plate 15, the other end of the connecting rod 19 extends to the outside of the sliding sleeve 4 and is slidingly connected with the guide slide 16, the second limiting plate 17 is perpendicular to the connecting rod 19 and is fixedly connected with the middle part of the connecting rod 19, the second spring 18 is sleeved outside the connecting rod 19, one end of the second spring 18 is fixedly connected with the guide slide 16, and the other end of the second spring 18 is fixedly connected with the second limiting plate 17, and the end of the connecting rod 19 away from the sliding sleeve 4 is fixedly provided with a holding handle 20. In the embodiment, a groove for accommodating the arc-shaped clamping plate 15 is arranged on the inner wall of the sliding sleeve 4.

[0021] As shown, preferably, the clamping assembly comprises a second spring 18, a connecting rod 19, a guide slide 16, a second limiting plate 17 and an arc-shaped clamping plate 15, the arc-shaped clamping plate 15 and the inner diameter of the sliding sleeve 4 are coaxially arranged inside the sliding sleeve 4, the guide slide 16 is fixedly arranged on the side wall of the sliding sleeve 4, the axis of the connecting rod 19 and the axis of the sliding sleeve 4 are perpendicular to each other, one end of the connecting rod 19 is fixedly connected with the arc-shaped clamping plate 15, the other end of the connecting rod 19 extends to the outside of the sliding sleeve 4 and is slidingly connected with the guide slide 16, the second limiting plate 17 is perpendicular to the connecting rod 19 and is fixedly connected with the middle part of the connecting rod 19, the second spring 18 is sleeved outside the connecting rod 19, one end of the second spring 18 is fixedly connected with the guide slide 16, and the other end of the second spring 18 is fixedly connected with the second limiting plate 17, and the end of the connecting rod 19 away from the sliding sleeve 4 is fixedly provided with a holding handle 20. In the embodiment, a groove for accommodating the arc-shaped clamping plate 15 is arranged on the inner wall of the sliding sleeve 4.

[0022] As shown, preferably, the clamping assembly comprises a second spring 18, a connecting rod 19, a guide slide 16, a second limiting plate 17 and an arc-shaped clamping plate 15, the arc-shaped clamping plate 15 and the inner diameter of the sliding sleeve 4 are coaxially arranged inside the sliding sleeve 4, the guide slide 16 is fixedly arranged on the side wall of the sliding sleeve 4, the axis of the connecting rod 19 and the axis of the sliding sleeve 4 are perpendicular to each other, one end of the connecting rod 19 is fixedly connected with the arc-shaped clamping plate 15, the other end of the connecting rod 19 extends to the outside of the sliding sleeve 4 and is slidingly connected with the guide slide 16, the second limiting plate 17 is perpendicular to the connecting rod 19 and is fixedly connected with the middle part of the connecting rod 19, the second spring 18 is sleeved outside the connecting rod 19, one end of the second spring 18 is fixedly connected with the guide slide 16, and the other end of the second spring 18 is fixedly connected with the second limiting plate 17, and the end of the connecting rod 19 away from the sliding sleeve 4 is fixedly provided with a holding handle 20. In the embodiment, a groove for accommodating the arc-shaped clamping plate 15 is arranged on the inner wall of the sliding sleeve 4.

[0023] Preferably, the inner side of the arc-shaped clamping plate 15 is provided with an anti-skid layer to avoid the workpiece from sliding or moving during polishing.

[0024] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A fixture for performing sanding, characterized by: The utility model provides a workpiece clamping device, including bottom plate (2), first spring (12), support rod (3), fixed sleeve (5), sliding sleeve (4), clamping assembly and adjustment assembly, fixed sleeve (5) is arranged above bottom plate (2) obliquely, support rod (3) is used for the fixed connection of fixed sleeve (5) and bottom plate (2), sliding sleeve (4) and fixed sleeve (5) coaxial and sliding are arranged in fixed sleeve (5) inside, sliding sleeve (4) extends to both ends of fixed sleeve (5), first spring (12) is set outside sliding sleeve (4) and is located the one end of fixed sleeve (5) upwards, first limiting plate (11) is fixedly arranged on sliding sleeve (4), one end of first spring (12) and fixed sleeve (5) abut, the other end of first spring (12) and first limiting plate (11) abut, the clamping assembly is arranged on sliding sleeve (4) for the workpiece inside sliding sleeve (4) is fixed, the adjustment assembly is used for driving the axial rotation of workpiece in sliding sleeve (4).

2. A fixture for sanding as defined in claim 1, wherein: The clamping assembly includes a second spring (18), a connecting rod (19), a guide slide (16), a second limiting plate (17), and an arc-shaped clamping plate (15). The arc-shaped clamping plate (15) is coaxially arranged inside the sliding sleeve (4) and matches the inner diameter of the sliding sleeve (4). The guide slide (16) is fixedly arranged on the side wall of the sliding sleeve (4). The axis of the connecting rod (19) is perpendicular to the axis of the sliding sleeve (4). One end of the connecting rod (19) is fixedly connected to the arc-shaped clamping plate (15), and the other end of the connecting rod (19) extends to the outside of the sliding sleeve (4) and is slidingly connected to the guide slide (16). The second limiting plate (17) is perpendicular to the connecting rod (19) and is fixedly connected to the middle part of the connecting rod (19). The second spring (18) is sleeved outside the connecting rod (19). One end of the second spring (18) is fixedly connected to the guide slide (16), and the other end of the second spring (18) is fixedly connected to the second limiting plate (17). A holding handle (20) is fixedly arranged on the end of the connecting rod (19) away from the sliding sleeve (4).

3. A fixture for sanding as defined in claim 1, wherein: The adjustment assembly includes a driving gear (8) and a driven gear. The axis of the driving gear (8) is parallel to the axis of the sliding sleeve (4). The driven gear is arranged on the outer wall of the sliding sleeve (4). The driving gear (8) and the driven gear are in meshing engagement. The center of the driving gear (8) is coaxially provided with an extension rod (7). The extension rod (7) is fixedly connected to the support rod (3). The end surface of the driving gear (8) is provided with a ball head handle (9).

4. A fixture for sanding as defined in claim 1, wherein: A coaxial ring (10) is sleeved outside the sliding sleeve (4). A plurality of connecting rods for connecting the ring (10) are arranged around the outside of the first limiting plate (11).

5. A fixture for sanding as defined in claim 1, wherein: The bottom plate (2) is vertically provided with an adjusting rod (14), the adjusting rod (14) and the bottom plate (2) are connected through threads, the top of the adjusting rod (14) is fixedly provided with a rotating handle (13), and the bottom of the adjusting rod (14) extends downward and is hingedly connected with a supporting plate (6).

6. A fixture for sanding as defined in claim 1, wherein: The supporting rod (3) and the fixing sleeve (5) are both provided with two groups.

7. A fixture for sanding as defined in claim 2, wherein: The inner side of the arc-shaped clamping plate (15) is provided with an antiskid layer.

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