Screw tap production size measuring device

Abstract

The utility model discloses a screw tap production dimension measuring device which comprises an operation box, the front side and the rear side of the operation box are both of an opening structure, the top of the operation box is provided with a fixing assembly used for fixing a screw tap, and the operation box is provided with a measuring assembly located on the front side of the fixing assembly. The fixing assembly comprises a frame, an electric push rod and a pressing plate, the frame is fixedly installed on the top of the operation box, the electric push rod is fixedly installed on the inner wall of the bottom of the frame, and the pressing plate is fixedly installed at the output end of the electric push rod. The screw tap measuring device is reasonable in design and good in practicability, the screw tap can be clamped and fixed, the stability of clamping the screw tap is improved through the rubber pad and the clamping groove, the thread bottom diameter of the screw tap can be measured, the thread outer diameter of the screw tap is measured through the second scale rod, parameter measurement of the screw tap is more comprehensive, and the screw tap measuring efficiency is improved. And the screw taps can be conveniently selected and used.

Description

Technical Field

[0001] The utility model relates to the technical field of tap measurement, in particular to a device for measuring the production dimensions of taps. Background Art

[0002] A tap is a tool for machining internal threads. It can be divided into spiral groove taps, angled taps, straight groove taps, and pipe thread taps according to its shape. It can be divided into hand taps and machine taps according to its use environment. It can be divided into metric, American, and imperial taps according to its specifications. Taps are the most mainstream machining tools used by manufacturing operators when tapping.

[0003] Some existing measuring tools, such as micrometers and vernier calipers, can measure the outer diameter of the thread of a tap, but are inconvenient to measure the bottom diameter of the thread, resulting in incomplete measurement of the parameters of the tap.

[0004] Therefore, we propose a tap production dimension measuring device to solve the above problems. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a device for measuring the production dimensions of taps, which solves the problem that it is inconvenient to measure the bottom diameter of the thread, resulting in incomplete measurement of the parameters of the taps.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for measuring the size of tap production, comprising an operating box, the front and rear sides of the operating box are both open structures, a fixing assembly for fixing the tap is arranged on the top of the operating box, and a measuring assembly located in front of the fixing assembly is arranged on the operating box; the fixing assembly comprises a frame, an electric push rod and a pressure plate, the frame is fixedly mounted on the top of the operating box, the electric push rod is fixedly mounted on the bottom inner wall of the frame, and the pressure plate is fixedly mounted on the output end of the electric push rod; the measuring assembly comprises a bidirectional screw, a connecting rod, a rocker, two moving blocks, a first scale rod, two springs, two telescopic blocks and two clamps, the bidirectional screw is rotatably mounted on the left inner wall of the operating box, and the right end of the bidirectional screw is fixedly mounted on the left inner wall of the operating box. It extends outside the operating box, the connecting rod is fixedly installed on the right end of the bidirectional screw, the rocker is rotatably installed on the end of the connecting rod away from the bidirectional screw, a rectangular groove is opened on the top of the operating box, the two moving blocks are threadedly installed on the bidirectional screw and are symmetrically distributed, the tops of the two moving blocks are slidably installed in the rectangular groove, the two moving blocks are opened on the side close to each other, a through groove is opened on the right side of the right mounting groove, the first scale rod is slidably installed in the through groove, the two springs are respectively fixedly installed in the two mounting grooves, the two telescopic blocks are respectively fixedly installed on the ends of the two springs close to each other, the two splints are respectively fixedly installed on the side of the two telescopic blocks close to each other, and the first scale rod is fixedly installed on the top of the two telescopic blocks.

[0009] Preferably, rubber pads are fixedly mounted on the top inner wall of the frame and the top of the pressure plate, and clamping grooves are provided on the sides of the two rubber pads that are close to each other.

[0010] Preferably, a guide rod is fixedly installed in the operation box, and the two moving blocks are slidably installed on the guide rod.

[0011] Preferably, the inner walls on both the front and rear sides of the two installation grooves are provided with limiting grooves, the limiting blocks are fixedly installed on the front and rear sides of the two telescopic blocks, and the four limiting blocks are slidably installed in the corresponding limiting grooves respectively.

[0012] Preferably, a second scale rod is fixedly installed on the right side of the left moving block, the right end of the second scale rod slides through the right moving block, and the zero scale line on the second scale rod is flush with the right side of the left moving block.

[0013] Preferably, the zero scale line on the first scale rod is flush with the right side line of the left clamping plate.

[0014] (III) Beneficial effects

[0015] The utility model provides a device for measuring the production dimensions of taps. It has the following beneficial effects:

[0016] (1) This tap production dimension measuring device can clamp and fix the tap by utilizing a fixing assembly composed of a frame, an electric push rod and a pressure plate, and improve the stability of clamping the tap by utilizing a rubber pad and a clamping groove.

[0017] (2) The device for measuring the production dimensions of taps can measure the thread bottom diameter of the tap by utilizing a measuring assembly composed of a bidirectional screw, a connecting rod, a rocker, two moving blocks, a first scale rod, two springs, two telescopic blocks and two clamping plates, and can measure the thread outer diameter of the tap by utilizing a second scale rod, thereby making the parameter measurement of the tap more comprehensive and facilitating the selection and use of the tap. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 The cross-sectional structure of the utility model is shown in FIG. Figure 1 ;

[0020] Figure 3 for Figure 2 A magnified schematic diagram of part A;

[0021] Figure 4 The cross-sectional structure of the utility model is shown in FIG. Figure 2 .

[0022] In the figure: 1. operating box; 2. frame; 3. electric push rod; 4. pressure plate; 5. bidirectional screw; 6. connecting rod; 7. rocker; 8. rectangular groove; 9. moving block; 10. mounting groove; 11. through groove; 12. first scale rod; 13. spring; 14. telescopic block; 15. splint; 16. rubber pad; 17. guide rod; 18. second scale rod. DETAILED DESCRIPTION

[0023] 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.

[0024] like Figure 1-4As shown, the utility model provides a technical solution: a tap production size measuring device, comprising an operating box 1, the front and rear sides of the operating box 1 are both open structures, a fixing component for fixing the tap is arranged on the top of the operating box 1, and a measuring component located in front of the fixing component is arranged on the operating box 1; the fixing component comprises a frame 2, an electric push rod 3 and a pressing plate 4, the frame 2 is fixedly mounted on the top of the operating box 1, the electric push rod 3 is fixedly mounted on the bottom inner wall of the frame 2, and the pressing plate 4 is fixedly mounted on the output end of the electric push rod 3; the measuring component comprises a bidirectional screw 5, a connecting rod 6, a rocker 7, two moving blocks 9, a first scale rod 12, two springs 13, two telescopic blocks 14 and two clamps 15, the bidirectional screw 5 is rotatably mounted on the left inner wall of the operating box 1, the right end of the bidirectional screw 5 extends outside the operating box 1, the connecting rod 6 is fixedly mounted on the right end of the bidirectional screw 5, and the rocker 7 is rotatably mounted on the end of the connecting rod 6 away from the bidirectional screw 5, by using the rocker 7, the force of clamping the tap can be flexibly controlled to avoid the tap and the clamp 1 5 causes damage, a rectangular groove 8 is provided on the top of the operation box 1, two moving blocks 9 are threadedly installed on the bidirectional screw 5 and are symmetrically distributed, the tops of the two moving blocks 9 are slidably installed in the rectangular groove 8, the two moving blocks 9 are provided with mounting grooves 10 on the sides close to each other, and a through groove 11 is provided on the right side of the right mounting groove 10, and the first scale rod 12 is slidably installed in the through groove 11, and two springs 13 are respectively fixedly installed in the two mounting grooves 10, and the two springs 13 are used to push the two clamps 15 close to each other to clamp the tap, so as to facilitate the measurement of the thread bottom diameter of the tap, and the two telescopic blocks 14 are respectively fixedly installed on one end of the two springs 13 close to each other, and the two clamps 15 are respectively fixedly installed on the side of the two telescopic blocks 14 close to each other, and the side of the two clamps 15 close to each other is a prism edge of the triangular prism, which can extend to the bottom of the tap thread, and the first scale rod 12 is fixedly installed on the top of the two telescopic blocks 14, and the zero scale line on the first scale rod 12 is flush with the right side line of the left clamp 15.

[0025] In this embodiment, a guide rod 17 is fixedly installed in the above-mentioned operating box 1, and the two moving blocks 9 are slidably installed on the guide rod 17. The guide rod 17 can be used to guide and limit the movement of the two moving blocks 9, thereby improving the stability during movement. Rubber pads 16 are fixedly installed on the top inner wall of the frame 2 and the top of the pressure plate 4. A clamping groove is provided on the side where the two rubber pads 16 are close to each other. Through the above-mentioned arrangement, the tap can be clamped and fixed, thereby further improving the stability of the tap.

[0026] In this embodiment, a second scale rod 18 is fixedly installed on the right side of the above-mentioned left movable block 9, and the right end of the second scale rod 18 slides through the movable block 9 on the right side. The zero scale line on the second scale rod 18 is flush with the right side of the left movable block 9. Limiting grooves are provided on the front and rear inner walls of the two installation grooves 10, and limiting blocks are fixedly installed on the front and rear sides of the two telescopic blocks 14. The four limiting blocks are respectively slidably installed in the corresponding limiting grooves. By utilizing the combined action of the four limiting grooves and the four limiting blocks, the movement of the two telescopic blocks 14 can be guided and restricted, thereby improving the stability during movement.

[0027] In this embodiment, a control switch is installed on the operating box 1, and the electric push rod 3 and the control switch are electrically connected to the external power line through wires in sequence to form a loop. The control switch can control the start and stop of the electric push rod 3.

[0028] Through the above structure, the utility model provides a tap production size measuring device that can clamp and fix the tap, and improve the stability of the tap by using the rubber pad 16 and the clamping groove, and can also measure the thread bottom diameter of the tap, and measure the thread outer diameter of the tap by using the second scale rod 18, so that the parameter measurement of the tap is more comprehensive, and it is convenient to select and use the tap. When it is used, the fixed end of the tap to be measured is placed in the two clamping grooves, and the electric push rod 3 is controlled to extend, and the tap is clamped and fixed between the two rubber The rocker 7 is controlled to rotate forward between the rubber pads 16, and the rocker 7 drives the bidirectional screw 5 to rotate, thereby controlling the two moving blocks 9 to approach each other, and the two clamping plates 15 first contact the tap and hit the bottom of the thread, while compressing the two springs 13. The bottom diameter of the thread of the tap can be read through the first scale rod 12. As the rocker 7 continues to rotate, the two moving blocks 9 contact and clamp the tap. At this time, the outer diameter of the thread of the tap can be read through the second scale rod 18. The operation is simple and the measurement efficiency is high, and it is convenient to select and use the tap.

[0029] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope recorded in the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A device for measuring the production dimensions of taps, characterized in that: The invention comprises an operating box (1), wherein both the front and rear sides of the operating box (1) are open structures, a fixing component for fixing a tap is arranged on the top of the operating box (1), and a measuring component is arranged on the operating box (1) and is located in front of the fixing component; The fixed assembly comprises a frame (2), an electric push rod (3) and a pressure plate (4), wherein the frame (2) is fixedly mounted on the top of the operating box (1), the electric push rod (3) is fixedly mounted on the bottom inner wall of the frame (2), and the pressure plate (4) is fixedly mounted on the output end of the electric push rod (3); The measuring assembly comprises a bidirectional screw (5), a connecting rod (6), a rocker (7), two moving blocks (9), a first scale rod (12), two springs (13), two telescopic blocks (14) and two clamping plates (15); the bidirectional screw (5) is rotatably mounted on the left inner wall of the operating box (1); the right end of the bidirectional screw (5) extends outside the operating box (1); the connecting rod (6) is fixedly mounted on the right end of the bidirectional screw (5); the rocker (7) is rotatably mounted on one end of the connecting rod (6) away from the bidirectional screw (5); a rectangular groove (8) is provided on the top of the operating box (1); the two moving blocks (9) are both threadedly mounted on the bidirectional screw (5) and are symmetrically spaced. The top ends of the two moving blocks (9) are slidably mounted in the rectangular groove (8), the two moving blocks (9) are provided with mounting grooves (10) on the sides close to each other, a through groove (11) is provided on the right side of the mounting groove (10), the first scale rod (12) is slidably mounted in the through groove (11), the two springs (13) are respectively fixedly mounted in the two mounting grooves (10), the two telescopic blocks (14) are respectively fixedly mounted on the ends close to each other of the two springs (13), the two clamping plates (15) are respectively fixedly mounted on the sides close to each other of the two telescopic blocks (14), and the first scale rod (12) is fixedly mounted on the tops of the two telescopic blocks (14).

2. A tap production dimension measuring device according to claim 1, characterized in that: The top inner wall of the frame (2) and the top of the pressure plate (4) are both fixedly mounted with rubber pads (16), and clamping grooves are provided on the sides of the two rubber pads (16) that are close to each other.

3. The tap production dimension measuring device according to claim 1, characterized in that: A guide rod (17) is fixedly installed in the operating box (1), and the two moving blocks (9) are slidably installed on the guide rod (17).

4. The tap production dimension measuring device according to claim 1, characterized in that: Limiting grooves are provided on the front and rear inner walls of the two installation grooves (10), and limiting blocks are fixedly installed on the front and rear sides of the two telescopic blocks (14), and the four limiting blocks are respectively slidably installed in the corresponding limiting grooves.

5. The tap production dimension measuring device according to claim 1, characterized in that: A second scale rod (18) is fixedly mounted on the right side of the left moving block (9), the right end of the second scale rod (18) slides through the right moving block (9), and the zero scale line on the second scale rod (18) is flush with the right side of the left moving block (9).

6. The tap production dimension measuring device according to claim 1, characterized in that: The zero scale line on the first scale rod (12) is flush with the right side line of the left clamping plate (15).

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