Workpiece quality inspection positioning device

Abstract

The utility model relates to the technical field of workpiece quality inspection, and discloses a workpiece quality inspection positioning device which comprises a base, fixing plates are fixedly installed on the top of the base in an array mode, fixing blocks are fixedly installed at the ends, close to the center of the base, of the fixing plates, and abutting assemblies used for abutting against workpieces are arranged in the fixing plates. A sliding hole is formed in the fixing block, a coaxial positioning assembly is arranged in the sliding hole, and a transmission assembly used for driving the coaxial positioning assembly is arranged in the center of the base. The screw is twisted to rotate in the lifting block, namely, the lifting block drives the second support to slide downwards, so that the push-pull rod is driven to deflect downwards, the guide rod is driven to slide into the positioning groove along the sliding hole, the positioning conical head is driven to abut against a shaft hole of a workpiece, and the shaft hole of the workpiece is coaxial; therefore, coaxial quality inspection of the shaft holes of the workpieces can be guaranteed, quality inspection can be performed on multiple workpieces at a time, and the quality inspection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to work piece quality inspection technical field, concretely is a work piece quality inspection positioning device. BACKGROUND

[0002] Work piece positioning device is a device for determining the required position of work piece or machining tool. In the process of work piece quality inspection, the main function of positioning device is to ensure that the work piece can be placed according to the predetermined position and attitude, so that the quality inspection equipment can accurately detect the work piece. Through the positioning device, the accuracy and efficiency of quality inspection can be improved, and human error can be reduced.

[0003] Due to the different shapes of work pieces, the required positioning devices are quite different. When positioning the work piece with a hole, the hole needs to be positioned coaxially, otherwise it will affect the quality inspection effect of the work piece. The existing positioning device is difficult to accurately position and keep the shaft hole coaxial, and the number of work pieces positioned and inspected at a time is also small, which affects the efficiency of quality inspection. Therefore, further improvement can be made. UTILITY MODEL CONTENT

[0004] To solve the problems mentioned above, the utility model provides the following technical scheme: a work piece quality inspection positioning device, which comprises a base, a fixed plate is fixedly installed on the top of the base, a fixed block is fixedly installed at one end of the fixed plate close to the center of the base, a positioning groove for placing a work piece is formed between the fixed block and the fixed plate, a clamping assembly for clamping the work piece is arranged in the fixed plate, a sliding hole is formed in the fixed block, a coaxial positioning assembly is arranged in the sliding hole, and a transmission assembly for driving the coaxial positioning assembly is arranged at the center of the base.

[0005] As an optimization, the clamping assembly comprises a threaded cylinder fixedly installed in the middle of the fixed plate, a bolt is screwed into the threaded cylinder, and a contact plate is rotatably connected to one end of the bolt in the positioning groove. By rotating the bolt in the threaded cylinder, the contact plate is brought close to the work piece.

[0006] As an optimization, the coaxial positioning assembly comprises a guide rod slidingly inserted into the sliding hole, a support one is fixedly installed at one end of the guide rod close to the transmission assembly, a push-pull rod is rotatably connected in the support one, and a positioning cone head is fixedly installed at one end of the guide rod inserted into the positioning groove. The push-pull rod is driven downward by the transmission assembly, and then the guide rod is slid into the positioning groove along the sliding hole, so that the positioning cone head is brought into contact with the hole of the work piece.

[0007] As an optimization, limit grooves are formed on the upper and lower sides of the guide rod, and limit strips are fixedly installed on the inner wall of the sliding hole corresponding to the limit grooves, and the limit strips are slidingly connected in the limit grooves.

[0008] As optimization, the transmission assembly comprises a vertical rod fixedly installed at the center of the base, a screw rod is rotationally connected inside the vertical rod, a sliding groove is formed on the outside of the vertical rod, a lifting block is slidingly connected inside the vertical rod, and the screw rod is screwed into the lifting block, a second support is fixedly installed on the outside of the lifting block and slidingly connected inside the sliding groove, and the lifting block slides along the inner wall of the vertical rod by rotating the screw rod in the lifting block, so that the second support is lifted and driven along the inner wall of the sliding groove.

[0009] As optimization, the lifting block and the top of the push-pull rod are rotationally connected.

[0010] As optimization, the sliding groove array is provided with six groups, and the second support is provided with six groups corresponding to the sliding groove array.

[0011] The beneficial effects of the utility model are:

[0012] The workpiece quality inspection positioning device, by rotating the screw rod in the lifting block, the lifting block drives the second support to slide downward, so that the push-pull rod deflects downward, and the guide rod slides into the positioning groove, so that the positioning cone head is pressed against the shaft hole of the workpiece, and the workpiece shaft hole is coaxial, so that the coaxiality of the workpiece shaft hole can be guaranteed for quality inspection, and multiple workpieces can be inspected at a time, improving the quality inspection efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The utility model structural schematic diagram is provided;

[0014] Figure 2 The utility model abutting structure schematic diagram is provided;

[0015] Figure 3 The utility model coaxial positioning structure schematic diagram is provided;

[0016] Figure 4 The utility model transmission structure schematic diagram is provided.

[0017] In the figure: 1, base; 2, fixed plate; 3, fixed block; 4, positioning groove; 5, abutting assembly; 6, coaxial positioning assembly; 7, transmission assembly; 8, threaded cylinder; 9, bolt; 10, abutting plate; 11, guide rod; 12, support one; 13, push-pull rod; 14, positioning cone head; 15, limiting groove; 16, limiting strip; 17, vertical rod; 18, screw rod; 19, sliding groove; 20, lifting block; 21, second support. DETAILED DESCRIPTION

[0018] In the description of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Please refer to Figure 1 A workpiece quality inspection positioning device, comprising a base 1, a fixed plate 2 is fixedly installed on the top of the base 1, a fixed block 3 is fixedly installed on one end of the fixed plate 2 close to the center of the base 1, a positioning groove 4 for placing a workpiece is formed between the fixed block 3 and the fixed plate 2, a clamping assembly 5 for clamping the workpiece is arranged in the fixed plate 2, a sliding hole is formed in the fixed block 3, a coaxial positioning assembly 6 is arranged in the sliding hole, and a transmission assembly 7 for driving the coaxial positioning assembly 6 is arranged at the center of the base 1;

[0021] Please refer to Figures 2-3 The clamping assembly 5 comprises a threaded cylinder 8 fixedly installed in the middle of the fixed plate 2, a bolt 9 is screwed in the threaded cylinder 8, and a clamping plate 10 is rotatably connected to one end of the bolt 9 located in the positioning groove 4. By rotating the bolt 9 in the threaded cylinder 8, the clamping plate 10 is brought close to the workpiece to be clamped, which is convenient for clamping workpieces of different sizes;

[0022] Please refer to Figures 3-4 The coaxial positioning assembly 6 comprises a guide rod 11 slidingly inserted into the sliding hole, a support 12 is fixedly installed on one end of the guide rod 11 close to the transmission assembly 7, a push-pull rod 13 is rotatably connected in the support 12, a positioning cone head 14 is fixedly installed on one end of the guide rod 11 inserted into the positioning groove 4, the push-pull rod 13 is driven to rotate downward by the transmission assembly 7, and in turn the guide rod 11 is slid into the positioning groove 4 along the sliding hole, so that the positioning cone head 14 is clamped in the hole of the workpiece, thereby ensuring that the shaft hole of the workpiece is coaxial for quality inspection;

[0023] Please refer to Figures 3-4The upper and lower sides of the guide rod 11 are provided with limiting grooves 15, the inner wall of the sliding hole is fixedly provided with limiting strips 16 corresponding to the limiting grooves 15, and the limiting strips 16 are slidingly connected in the limiting grooves 15; the limiting strips 16 sliding in the limiting grooves 15 can limit the guide rod 11, so that the guide rod 11 moves horizontally, and the accuracy of coaxial positioning of the shaft hole is improved;

[0024] Please refer to Figures 3-4 The transmission assembly 7 comprises a vertical rod 17 fixedly installed at the center of the base 1, the vertical rod 17 is rotatably connected with a screw rod 18 inside, the outer side of the vertical rod 17 is provided with a sliding groove 19, the inside of the vertical rod 17 is slidingly connected with a lifting block 20, and the screw rod 18 is screwed in the inside of the lifting block 20; the lifting block 20 is rotatably connected with the top of the push-pull rod 13, and the outer side of the lifting block 20 is fixedly provided with a support 21, and the support 21 is slidingly connected in the sliding groove 19; by rotating the screw rod 18 in the lifting block 20, the lifting block 20 will slide along the inner wall of the vertical rod 17, so the support 21 will be lifted along the inner wall of the sliding groove 19, and the push-pull rod 13 will be pushed and pulled, so as to drive the guide rod 11 to enter and exit the sliding hole and position the workpiece;

[0025] Please refer to Figures 3-4 The sliding groove 19 is provided with six groups of arrays, and the support 21 is provided with six groups of arrays corresponding to the sliding groove 19; by simultaneously pushing and pulling the push-pull rod 13 through the six groups of supports 21, multiple workpieces can be positioned at the same time, and the quality inspection efficiency is improved.

[0026] In use, first, the workpiece is placed in the positioning groove 4, then the screw 9 is rotated in the threaded cylinder 8, which drives the abutting plate 10 to approach the workpiece, then the screw rod 18 is rotated in the lifting block 20, which drives the lifting block 20 to slide downward along the inner wall of the vertical rod 17, so the support 21 drives the push-pull rod 13 to deflect downward, and the guide rod 11 slides into the positioning groove 4 along the sliding hole, so the positioning cone head 14 is abutted in the shaft hole of the workpiece, and multiple workpieces can be positioned at the same time, and the shaft holes of the workpieces are coaxial, then multiple workpieces can be simultaneously subjected to quality inspection.

[0027] In summary, by rotating the screw rod 18 in the lifting block 20, the lifting block 20 drives the support 21 to slide downward, so the push-pull rod 13 deflects downward, and the guide rod 11 slides into the positioning groove 4 along the sliding hole, so the positioning cone head 14 is abutted in the shaft hole of the workpiece, and the shaft holes of the workpieces are coaxial, so that the shaft holes of the workpieces can be coaxially subjected to quality inspection, and multiple workpieces can be simultaneously subjected to quality inspection, and the quality inspection efficiency is improved.

[0028] In the description of the utility model, unless another definite provision and limitation, the term "arrangement", "installation", "link", "connection", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can pass through intermediate medium indirectly connect, can be two element internal communication or two element's mutual action relation. For ordinary skilled person in the art, the above-mentioned terms can be understood according to the specific meaning of the utility model.

[0029] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings.

[0030] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A workpiece quality inspection and positioning device, comprising a base (1), characterized in that: A fixing plate (2) is fixedly mounted on the top array of the base (1); a fixing block (3) is fixedly mounted on one end of the fixing plate (2) close to the center of the base (1); a positioning groove (4) for placing a workpiece is provided between the fixing block (3) and the fixing plate (2); a tightening assembly (5) for tightening the workpiece is provided inside the fixing plate (2); a sliding hole is provided inside the fixing block (3); a coaxial positioning assembly (6) is provided inside the sliding hole; and a transmission assembly (7) for driving the coaxial positioning assembly (6) is provided at the center of the base (1).

2. The workpiece quality inspection and positioning device according to claim 1, characterized in that: The abutting assembly (5) comprises a threaded barrel (8) fixedly mounted in the middle of the fixing plate (2), a bolt (9) being screwed onto the interior of the threaded barrel (8), and one end of the bolt (9) being located in the positioning groove (4) being rotatably connected to the abutting plate (10).

3. The workpiece quality inspection and positioning device according to claim 1, characterized in that: The coaxial positioning assembly (6) includes a guide rod (11) that is slidably inserted into the sliding hole, and a support (12) is fixedly installed at one end of the guide rod (11) close to the transmission assembly (7), and a push-pull rod (13) is rotatably connected inside the support (12). A positioning cone head (14) is fixedly installed at one end of the guide rod (11) that passes into the positioning groove (4).

4. The workpiece quality inspection and positioning device according to claim 3, characterized in that: Limiting grooves (15) are provided on both upper and lower sides of the guide rod (11); a limiting strip (16) is fixedly installed on the inner wall of the sliding hole corresponding to the limiting groove (15), and the limiting strip (16) is slidably connected in the limiting groove (15).

5. The workpiece quality inspection and positioning device according to claim 3, characterized in that: The transmission assembly (7) includes a vertical rod (17) fixedly mounted at the center of the base (1), a screw rod (18) rotatably connected inside the vertical rod (17), a slide groove (19) is provided on the outside of the vertical rod (17), a lifting block (20) is slidably connected inside the vertical rod (17), and the screw rod (18) is screwed inside the lifting block (20), a support 2 (21) is fixedly mounted on the outside of the lifting block (20), and the support 2 (21) is slidably connected inside the slide groove (19).

6. The workpiece quality inspection and positioning device according to claim 5, characterized in that: The lifting block (20) is rotatably connected to the top of the push-pull rod (13).

7. The workpiece quality inspection and positioning device according to claim 5, characterized in that: The slide groove (19) array is provided with six groups, and the support 2 (21) is provided with six groups corresponding to the slide groove (19) array.

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