Columnar workpiece supporting seat

Abstract

The utility model discloses a columnar workpiece supporting seat, and relates to the field of workpiece supporting, the columnar workpiece supporting seat comprises a base, the top of the base is fixedly connected with a connecting trough plate, the top of the connecting trough plate is provided with a synchronous center moving mechanism, and the top of the connecting trough plate is provided with a vertical limiting mechanism. According to the columnar workpiece supporting seat, the threaded rotating rod can be driven to rotate through rotation of the rotating disc, so that the threaded rotating rod vertically moves downwards, the fixing head is driven to vertically move downwards, the fixing head exerts downward vertical pressure on a workpiece from the top of the workpiece, vertical movement of the workpiece is avoided, and the machining precision is improved. And the position of the workpiece is more stable.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of workpiece support, in particular to a cylindrical workpiece support seat. BACKGROUND

[0002] The cylindrical workpiece support seat is usually used to support and fix the cylindrical workpiece, and its main functions are to provide the required stable support for the cylindrical workpiece, prevent it from tilting or moving, and ensure that the cylindrical workpiece is correctly positioned at the required position for further processing or assembly.

[0003] For example, a support seat for machining of an external cylindrical workpiece, disclosed in publication No. 202122282735.6, includes a base and two oppositely arranged roller seats, each of which can move along the length direction of the base. A long circular hole is opened on the upper surface of the base, and the roller seat is arranged above the long circular hole. The roller seat includes a seat body and a fixed edge at the bottom of the seat body. A slot is opened on the fixed edge, a first bolt passes through the slot and the long circular hole, a first fixed block is fixed at the bottom end of the first bolt, and a first nut is screwed at the top end of the first bolt. The first nut and the first fixed block can clamp the base and the fixed edge. Rollers are arranged in the seat body, and the axial direction of the two rollers is perpendicular to the movement direction of the roller seat. However, the following problems still exist in actual use:

[0004] The cylindrical workpiece support seat of the above-mentioned patent can adjust the horizontal movement of the two side seats by the two side rods in actual use, but cannot guarantee the synchronous movement of the two side seats, and is prone to the problem of eccentricity of the workpiece in actual use, thereby causing the problem of inaccurate position in subsequent operation. In addition, this device only supports the workpiece at the bottom, and the workpiece may be lifted vertically 1 with the horizontal movement of the seat body, which will also cause the problem of misalignment or inconsistent horizontal degree in subsequent processing of the workpiece. Utility model content

[0005] In order to avoid the problems of eccentricity of the workpiece or vertical displacement, the present application provides a cylindrical workpiece support seat.

[0006] The cylindrical workpiece support seat provided by the present application adopts the following technical scheme:

[0007] A cylindrical workpiece support seat, comprising a base, a connecting groove plate is fixedly connected to the top of the base, a synchronous center moving mechanism is arranged on the top of the connecting groove plate, and a vertical limiting mechanism is arranged on the top of the connecting groove plate.

[0008] The synchronous center moving mechanism includes a side wall plate fixedly connected to the top of the connecting groove plate, a bidirectional screw rod movably penetrates the side wall of the side wall plate, and a sliding plate is threadedly penetrated on the outer wall of the middle part of the bidirectional screw rod.

[0009] The vertical limiting mechanism comprises a connecting piece, a threaded rotating rod is vertically threaded through the middle section of the top of the connecting piece, a fixed head is fixedly connected to the lower end of the threaded rotating rod, and a rotating disc is fixedly connected to the top of the threaded rotating rod.

[0010] By adopting the above technical scheme, the adaptation to workpieces of different diameters can be adjusted through the synchronous center moving mechanism.

[0011] Preferably, the synchronous center moving mechanism further comprises two shielding plates fixedly connected to the top of the connecting groove plate, and a support plate is fixedly connected to the top of the shielding plates.

[0012] By adopting the above technical scheme, the vertical support of the structure is provided by the shielding plates.

[0013] Preferably, the side wall of the support plate is fixedly connected to the inner wall of the side wall plate, and a limiting rod is fixedly connected to the side wall of the support plate.

[0014] By adopting the above technical scheme, the connection of the device is made more compact through the limiting rod.

[0015] Preferably, a sliding piece is fixedly connected to the top of the sliding plate, and the bottom of the sliding piece on both sides is attached to the top of the support plate.

[0016] By adopting the above technical scheme, the vertical support of the sliding piece is provided by the support plate, and the horizontal movement of the sliding piece is driven by the sliding plate.

[0017] Preferably, a moving cylinder is clamped to the side wall of the sliding piece, and a rotating wheel is fixedly penetrated in the middle of the moving cylinder.

[0018] By adopting the above technical scheme, the bottom of the workpiece is supported by the rotating wheel.

[0019] Preferably, a horizontal rod is fixedly penetrated in the side wall of the side wall plate, and the lower end side wall of the sliding plate is movably penetrated in the middle of the horizontal rod.

[0020] By adopting the above technical scheme, the sliding plate is limited by the horizontal rod, so that the movement of the horizontal rod is more stable.

[0021] Preferably, the vertical limiting mechanism further comprises a connecting block fixedly connected to the top of the side wall plate, and a connecting cylinder is fixedly connected to the top of the connecting block.

[0022] By adopting the above technical scheme, the connecting cylinder is fixed with the side wall plate through the connecting block.

[0023] Preferably, two nuts are threadedly connected to the upper end of the connecting cylinder, and the connecting piece is movably penetrated between the two nuts.

[0024] By adopting the technical scheme, the connecting piece is limited by the connecting cylinder.

[0025] To sum up, the present application has at least one of the following beneficial technical effects:

[0026] 1. The rotation of the bidirectional screw rod drives the horizontal movement of the sliding plate, which in turn drives the synchronous movement of the sliding pieces on both sides, thereby keeping the center of the workpiece in the center of the device regardless of the diameter of the workpiece, avoiding eccentric or horizontal movement, and facilitating subsequent workpiece processing.

[0027] 2. The rotation of the rotating disc drives the rotation of the threaded rotating rod, which in turn drives the vertical downward movement of the fixed head, thereby exerting a vertical downward pressure on the workpiece from the top, preventing vertical movement of the workpiece and making the position of the workpiece more stable. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a whole display diagram of the columnar workpiece support seat of the present application;

[0029] Figure 2 is a local display diagram of the columnar workpiece support seat of the present application at the blocking plate;

[0030] Figure 3 is a side cross-sectional display diagram of the columnar workpiece support seat of the present application;

[0031] Figure 4 is a local display diagram of the columnar workpiece support seat of the present application at the connecting piece.

[0032] Reference signs: 1, base; 11, connecting groove plate;

[0033] 2, synchronous center moving mechanism; 21, side wall plate; 22, blocking plate; 23, support plate; 24, limiting rod; 25, bidirectional screw rod; 26, horizontal rod; 27, sliding plate; 28, sliding piece; 29, moving cylinder; 210, rotating wheel;

[0034] 3, vertical limiting mechanism; 31, connecting block; 32, connecting cylinder; 33, nut; 34, connecting piece; 35, threaded rotating rod; 36, fixed head; 37, rotating disc. DETAILED DESCRIPTION

[0035] The following will be described in detail in combination with the accompanying Figures 1-4 The present application will be further described in detail.

[0036] The present application discloses a columnar workpiece support seat.

[0037] Embodiment 1

[0038] ReferenceFigure 1 The cylindrical workpiece support seat comprises a base 1, the top of which is fixedly connected with the bottom of a connecting groove plate 11, the top of the connecting groove plate 11 is provided with a non-through square groove, the top of the connecting groove plate 11 is provided with a synchronous center moving mechanism 2, and the top of the connecting groove plate 11 is provided with a vertical limiting mechanism 3.

[0039] Through the above arrangement, the worker places the base 1 on a stable table top, so as to avoid the problem of inaccurate level.

[0040] With reference to Figure 2 The synchronous center moving mechanism 2 comprises a side wall plate 21 fixedly connected with the top of the connecting groove plate 11, the side wall plate 21 is fixedly connected with the bottom of the square groove provided in the top of the connecting groove plate 11, the lower end of the side wall of the side wall plate 21 is fixedly connected with the inner wall of the square groove provided in the top of the connecting groove plate 11, a circular through hole is formed in the side wall of the side wall plate 21, a bidirectional screw rod 25 is rotationally connected with the circular through hole formed in the side wall of the side wall plate 21, so that the bidirectional screw rod 25 is rotationally connected with the side wall plate 21, a through inner threaded hole is formed in the middle side wall of a sliding plate 27, the outer wall of the middle part of the bidirectional screw rod 25 is screwed through the through inner threaded hole formed in the middle side wall of the sliding plate 27, so that the bidirectional screw rod 25 is screwed with the sliding plate 27, the synchronous center moving mechanism 2 further comprises a shielding plate 22 fixedly connected with the top of the connecting groove plate 11, the top of the shielding plate 22 is fixedly connected with the bottom of a support plate 23, the two sides of the support plate 23 are fixedly connected with the side of the side wall plate 21 close to the support plate 23, the side wall between the two support plates 23 is fixedly connected with the two ends of a limiting rod 24 close to the support plate 23, the top of the sliding plate 27 is fixedly connected with the bottom of a sliding piece 28, the bottom of the two sides of the sliding piece 28 is in close contact with the top of the support plate 23, a semicircular clamping groove is formed in the side wall of the sliding piece 28, a moving cylinder 29 is clamped in the semicircular clamping groove formed in the side wall of the sliding piece 28, so that the sliding piece 28 is clamped with the moving cylinder 29, the moving cylinder 29 is fixedly penetrated through the middle part of a rotating wheel 210, so that the moving cylinder 29 can drive the rotating wheel 210 to rotate, a horizontal rod 26 is penetrated through the side wall of the side wall plate 21, so that the horizontal rod 26 is fixedly connected with the side wall plate 21, a circular through hole is formed in the lower end side wall of the sliding plate 27, and the horizontal rod 26 is movably penetrated through the circular through hole formed in the lower end side wall of the sliding plate 27, so that the horizontal rod 26 is slidingly connected with the sliding plate 27.

[0041] Through the above setting, the worker first places the workpiece on the top of the support plate 23, and then rotates the bidirectional screw rod 25. When the bidirectional screw rod 25 rotates, the bidirectional screw rod 25 drives the sliding plates 27 on both sides to move horizontally towards the middle. After the sliding plates 27 move horizontally, the sliding plates 27 drive the sliding members 28 to move horizontally, so that the sliding members 28 drive the moving cylinders 29 to move horizontally towards the middle. The moving cylinders 29 drive the rotating wheels 210 to move towards the middle. The rotating wheels 210 support the bottom of the workpiece from both sides. The rotating wheels 210 are always in a central symmetric position, so that the workpiece is made while the position of the work is stabilized.

[0042] With reference to Figure 4 The vertical limiting mechanism 3 comprises a connecting piece 34, an internally threaded hole is formed in the middle of the top of the connecting piece 34, a threaded rotating rod 35 is vertically screwed through the internally threaded hole formed in the middle of the top of the connecting piece 34, so that the threaded rotating rod 35 is screwed with the connecting piece 34, the lower end of the threaded rotating rod 35 is fixedly connected with the top of a fixed head 36 made of rubber material, so as to avoid damaging the outer wall of the workpiece, and the top of the threaded rotating rod 35 is fixedly connected with the bottom of a rotating disc 37, which is convenient for driving the threaded rotating rod 35 to move through the rotating disc 37. The vertical limiting mechanism 3 further comprises a connecting block 31 fixedly connected with the top of the side wall plate 21, the top of the connecting block 31 is fixedly connected with the bottom of a connecting cylinder 32, a screw thread is formed in the outer wall of the upper end of the connecting cylinder 32, which is convenient for connection, and the upper end of the connecting cylinder 32 is screwed with two nuts 33 through the screw thread formed in the outer wall, and the upper end of the connecting cylinder 32 is vertically movably penetrated through the connecting piece 34 on both sides between the two nuts 33, so as to support the connecting piece 34.

[0043] Through the above setting, when the synchronous center moving mechanism 2 is completed, the worker rotates the rotating disc 37. When the rotating disc 37 rotates, the rotating disc 37 drives the threaded rotating rod 35 to rotate. When the threaded rotating rod 35 rotates, the threaded rotating rod 35 moves vertically downwards. The threaded rotating rod 35 drives the fixed head 36 to move vertically downwards. The fixed head 36 contacts the top of the workpiece, so as to fix the top of the workpiece, thereby avoiding the vertical displacement of the workpiece during the supporting process.

[0044] The implementation principle of the cylindrical workpiece support seat according to the embodiment of the application is as follows:

[0045] Through the rotation of the bidirectional screw rod 25, the sliding plates 27 are driven to move horizontally, so as to drive the sliding members 28 to move horizontally through the sliding plates 27, thereby driving the rotating wheels 210 to support the bottom of the workpiece. Through the rotation of the rotating disc 37, the threaded rotating rod 35 is driven to rotate, thereby driving the fixed head 36 to move vertically downwards, so as to fix the top of the workpiece.

[0046] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A columnar workpiece support seat, comprising a base (1), a top of the base (1) is fixedly connected with a connecting groove plate (11), characterized in that: The connecting groove plate (11) top is provided with a synchronous center moving mechanism (2), and the connecting groove plate (11) top is provided with a vertical limiting mechanism (3); The synchronous center moving mechanism (2) comprises a side wall plate (21) fixedly connected to the top of the connecting groove plate (11), a bidirectional screw rod (25) movably penetrating the side wall of the side wall plate (21), and a sliding plate (27) threadedly penetrating the outer wall of the middle portion of the bidirectional screw rod (25). The vertical limiting mechanism (3) comprises a connecting piece (34), a threaded rotating rod (35) threadedly penetrating the middle portion of the top of the connecting piece (34), a fixed head (36) fixedly connected to the lower end of the threaded rotating rod (35), and a rotating disc (37) fixedly connected to the top of the threaded rotating rod (35).

2. A support according to claim 1, wherein: The synchronous center moving mechanism (2) further comprises two shielding plates (22) fixedly connected to the top of the connecting groove plate (11).

3. A support according to claim 2, wherein: The side wall of the supporting plate (23) is fixedly connected with the inner wall of the side wall plate (21), and a limiting rod (24) is fixedly connected to the side wall of the supporting plate (23).

4. A support according to claim 3, wherein: A sliding piece (28) is fixedly connected to the top of the sliding plate (27), and the bottom of the sliding piece (28) is attached to the top of the supporting plate (23).

5. A support according to claim 4, wherein: A moving cylinder (29) is clamped to the side wall of the sliding piece (28), and a rotating wheel (210) is fixedly penetrated in the middle portion of the moving cylinder (29).

6. A cylindrical workpiece support according to claim 1 wherein: A horizontal rod (26) is fixedly penetrated in the side wall of the side wall plate (21), and the lower end side wall of the sliding plate (27) movably penetrates the middle portion of the horizontal rod (26).

7. A support as claimed in claim 1, wherein: The vertical limiting mechanism (3) further comprises a connecting block (31) fixedly connected to the top of the side wall plate (21), and a connecting cylinder (32) fixedly connected to the top of the connecting block (31).

8. A support according to claim 7, wherein: Two nuts (33) are threadedly connected to the upper end of the connecting cylinder (32), and the connecting piece (34) movably penetrates the connecting cylinder (32) between the two nuts (33).

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