Electric drill impact durability test equipment

Abstract

The present invention relates to an electric drill impact durability test device, which is used to test an electric drill; it includes a driving mechanism, a control system, a fixed tooling and a frame, the electric drill is installed on the fixed tooling, the fixed tooling is installed on the frame, the driving mechanism is installed directly above the fixed tooling to apply downward pressure to the electric drill in a vertical axial manner, and the control system and the driving mechanism are connected by signal. In the test setting, by fixing the electric drill on the fixed tooling, and then fixing the fixed tooling on the frame, the driving mechanism is installed directly above the fixed tooling to apply downward pressure to the electric drill in a vertical axial manner, and loading is performed to achieve the durability test of the electric drill. The test device has an ingenious structure and can operate continuously, saving human resources while improving detection efficiency, and reducing the probability that the machine performance problem cannot be actually reflected due to uneven force during manual operation, ensuring the detection results, which is conducive to the promotion and application of the above-mentioned electric drill impact durability test device in the market.

Description

Technical Field

[0001] The invention relates to the technical field of electric drill detection, in particular to electric drill impact durability testing equipment. Background Art

[0002] An electric drill is a drilling tool that uses electricity as power. It is a conventional product among power tools and also the most in-demand power tool product. Its annual production and sales volume accounts for 35% of China's power tools, which shows its wide application.

[0003] The working principle of an electric drill is that the motor rotor of an electromagnetic rotary or electromagnetic reciprocating small-capacity electric motor performs magnetic field cutting and work operation, drives the operating device through the transmission mechanism, drives the gears to increase the power of the drill bit, and thus enables the drill bit to scrape the surface of the object and penetrate the object better.

[0004] In order to ensure the service life of electric drills, reduce the user's cost of use, and thus enhance the user experience, quality inspection is often required during the production process of electric drills. In the prior art, inspectors usually carry out inspections by holding electric drills, which cannot be operated continuously, resulting in low inspection efficiency. At the same time, due to the uneven force during manual operation, the performance of the machine cannot be fully reflected, so improvements are needed. Summary of the invention

[0005] In order to overcome the defects in the above-mentioned prior art, the present invention provides an electric drill impact durability testing device. The testing device has an ingenious structure and can operate continuously, thereby saving human resources and improving detection efficiency. It also reduces the probability that machine performance problems cannot be actually reflected due to uneven force during manual operation, ensures the detection results, and is conducive to the promotion and application of the above-mentioned electric drill impact durability testing device in the field of electric drill detection technology.

[0006] In order to achieve the above invention purpose, the present invention adopts the following technical scheme: an electric drill impact durability test device, used for testing an electric drill; comprising a driving mechanism, a control system, a fixed fixture and a frame, wherein the electric drill is mounted on the fixed fixture, the fixed fixture is mounted on the frame, the driving mechanism is mounted directly above the fixed fixture to apply downward pressure to the electric drill in a vertical axial manner, and a signal connection is established between the control system and the driving mechanism. In this test setting, by fixing the electric drill on the fixed fixture, and then fixing the fixed fixture on the frame, the driving mechanism is mounted directly above the fixed fixture to apply downward pressure to the electric drill in a vertical axial manner, and loading is performed to achieve a durability test of the electric drill. The test device has an ingenious structure and can operate continuously, saving human resources while improving detection efficiency, and reducing the probability that the machine performance problem cannot be actually reflected due to uneven force during manual operation, ensuring the detection results, and is conducive to the promotion and application of the above electric drill impact durability test device in the field of electric drill detection technology.

[0007] As a preferred solution of the present invention, an electrical parameter measuring instrument is also included, which is installed on the frame and connected to the drive mechanism and the control system by signal. The electrical parameter measuring instrument has a communication function, and can accurately transmit the actual power of the electric drill to the control system. The control system compares the actual power of the electric drill with the set standard power to determine whether to increase or reduce the pressure on it, so as to further test the electric drill.

[0008] As a preferred solution of the present invention, the fixed fixture includes a base, an electric drill mounting seat with a drill bit passing hole, and a top pressing plate. An electric drill elastic recovery member is provided between the electric drill mounting seat and the base, and a drive elastic recovery member is provided between the top pressing plate and the base. In order to ensure the stability of the test equipment during operation, a base, an electric drill mounting seat with a drill bit passing hole, and a top pressing plate are provided. An electric drill elastic recovery member is provided between the electric drill mounting seat and the base, and a drive elastic recovery member is provided between the top pressing plate and the base. In the absence of downward pressure, the electric drill mounting seat and the top pressing plate can self-restore to their original state, so as to facilitate the installation test and other operations of the next electric drill.

[0009] As a preferred solution of the present invention, there are four electric drill elastic recovery parts, and the four electric drill elastic recovery parts are distributed at the four corners of the electric drill mounting base. In order to ensure the stability of the electric drill mounting base, and then ensure the stability of the electric drill during the test process, and ensure the test results, the four electric drill elastic recovery parts are distributed at the four corners of the electric drill mounting base.

[0010] As a preferred solution of the present invention, there are two driving elastic recovery members, and the two driving elastic recovery members are symmetrically arranged along the central axis of the top lower pressing plate. Similarly, in order to ensure the stability of the top lower pressing plate, the two driving elastic recovery members are symmetrically arranged along the central axis of the top lower pressing plate.

[0011] As a preferred solution of the present invention, the top pressing plate above the electric drill is provided with an anti-wear pressing piece. In order to avoid wear on the electric drill and thus ensure the quality of the electric drill, the top pressing plate above the electric drill is provided with an anti-wear pressing piece, which is made of rubber material.

[0012] As a preferred embodiment of the present invention, the frame includes a frame body, a plurality of support columns are installed on the frame body, a driving mechanism mounting seat is provided on the top of the plurality of support columns, the driving mechanism mounting seat has an output hole for the output end of the driving mechanism to extend out, the output end of the driving mechanism is also connected to a pressure head adapted to the output hole, and the central axis of the pressure head is located on the same straight line as the central axis of the top lower pressure plate. A mounting position for the installation of a fixed tool is formed between the driving mechanism mounting seat and the frame body through the support columns, and the electric drill is installed on the fixed tool. In order to apply the force of the driving mechanism to the electric drill in a vertical axial manner, the central axis of the pressure head is located on the same straight line as the central axis of the top lower pressure plate.

[0013] As a preferred solution of the present invention, the drive mechanism mounting seat is further provided with a control system mounting position and an electrical parameter measuring instrument mounting position, the control system is mounted on the control system mounting position, and the electrical parameter measuring instrument is mounted on the electrical parameter measuring instrument mounting position. In order to facilitate the installation of the control system and the electrical parameter measuring instrument, the control system mounting position and the electrical parameter measuring instrument mounting position are set on the drive mechanism mounting seat.

[0014] As a preferred solution of the present invention, a shock-absorbing rubber pad is provided at the bottom of the frame body. In order to ensure the stability of the test device during the test and reduce the probability of its displacement, a shock-absorbing rubber pad is provided at the bottom of the frame body.

[0015] As a preferred solution of the present invention, the driving mechanism is a servo electric cylinder. The servo electric cylinder has a simple structure, is easy to operate, can save a lot of space, can operate safely and stably without maintenance, has no risk of oil pollution, can ensure the cleanliness of the test environment, and has low noise, which can effectively enhance the user experience.

[0016] Compared with the prior art, the beneficial effects of the present invention are: the electric drill impact durability testing equipment of the present invention has an ingenious structure and can operate continuously, saving human resources while improving detection efficiency, and reducing the probability that machine performance problems cannot be actually reflected due to uneven force during manual operation, thereby ensuring the detection results, and is conducive to the promotion and application of the above-mentioned electric drill impact durability testing equipment in the field of electric drill detection technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a structural schematic diagram of an electric drill impact durability testing device according to an embodiment of the present invention;

[0018] Figure 2 It is a schematic structural diagram of a fixed tool in an electric drill impact durability testing device according to an embodiment of the present invention;

[0019] Figure 3It is a structural schematic diagram of a frame in an electric drill impact durability testing device according to an embodiment of the present invention.

[0020] Figure markings: 1. driving mechanism; 2. control system; 3. electrical parameter measuring instrument; 4. pressure head; 5. fixing tool; 5-1. base; 5-2. electric drill mounting seat; 5-3. electric drill elastic recovery member; 5-4. top pressure plate; 5-5. driving elastic recovery member; 5-7. anti-wear pressure member; 6. frame; 6-1. frame body; 6-2. control system mounting position; 6-3. electrical parameter measuring instrument mounting position; 6-4. support column; 6-5. output hole; 6-6. driving mechanism mounting seat; 6-7. shock-absorbing rubber pad; 7. electric drill. DETAILED DESCRIPTION

[0021] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0022] Example: Figures 1 to 3 As shown, the electric drill impact durability testing equipment is used to test the electric drill 7; it includes a driving mechanism 1, a control system 2, a fixed fixture 5 and a frame 6, the electric drill 7 is installed on the fixed fixture 5, the fixed fixture 5 is installed on the frame 6, the driving mechanism 1 is installed directly above the fixed fixture 5 to apply downward pressure to the electric drill 7 in a vertical axial manner, and the control system 2 is signal-connected to the driving mechanism 1. In the test setting, the electric drill 7 is fixed on the fixed fixture 5, and then the fixed fixture 5 is fixed on the frame 6, and the driving mechanism 1 is installed directly above the fixed fixture 5 to apply downward pressure to the electric drill 7 in a vertical axial manner to load it. Specifically, the electric drill 7 can be loaded to different powers by increasing or decreasing the friction between the driving mechanism 1, the output end and the steel ball in the fixed fixture 5. Multiple time periods and multiple loading powers can also be set to make the electric drill 7 operate at different powers in different cycle times to achieve a durability test of the electric drill 7. The test equipment has an ingenious structure and can operate continuously, saving human resources while improving detection efficiency, and reducing the probability that the machine performance problem cannot be actually reflected due to uneven force during manual operation, thereby ensuring the detection results, which is conducive to the promotion and application of the above-mentioned electric drill impact durability test equipment in the field of electric drill detection technology.

[0023] The electric drill impact durability test equipment also includes an electric parameter measuring instrument 3, which is installed on the frame 6 and connected to the drive mechanism 1 and the control system 2 by signals. The electric parameter measuring instrument 3 has a communication function, can store and output test records, and can accurately transmit the actual power of the electric drill 7 to the control system 2. The control system 2 compares the actual power of the electric drill 7 with the set standard power to determine whether to increase or reduce the pressure on it, so as to further test the electric drill 7. The electric drill 7 can also draw power through the electric parameter measuring instrument 3.

[0024] In order to ensure the stability of the test equipment during operation, the fixed tool 5 is provided with a base 5-1, an electric drill mounting seat 5-2 with a drill bit through hole 5-6, and a top pressing plate 5-4. An electric drill elastic recovery member 5-3 is provided between the electric drill mounting seat 5-2 and the base 5-1, and a driving elastic recovery member 5-5 is provided between the top pressing plate 5-4 and the base 5-1. In the absence of downward pressure, the electric drill mounting seat 5-2 and the top pressing plate 5-4 can be restored to their original state so as to perform installation and testing operations on the next electric drill 7.

[0025] There are four electric drill elastic recovery members 5-3. In order to ensure the stability of the electric drill mounting seat 5-2, and then ensure the stability of the electric drill 7 during the test, and ensure the test results, the four electric drill elastic recovery members 5-3 are distributed at the four corners of the electric drill mounting seat 5-2. Furthermore, in order to ensure the stability of the top lower pressure plate 5-4, the two drive elastic recovery members 5-5 are symmetrically arranged along the central axis of the top lower pressure plate 5-4. The electric drill elastic recovery member 5-3 and the drive elastic recovery member 5-5 are springs with simple structure, easy installation and high economic applicability.

[0026] In order to avoid wear on the electric drill 7 and thus ensure the quality of the electric drill 7, a wear-resistant pressing piece 5-7 is provided on the top pressing plate 5-4 located above the electric drill 7. The wear-resistant pressing piece 5-7 is made of rubber material.

[0027] The frame 6 includes a frame body 6-1 fixed on the operating plane, and a plurality of support columns 6-4 are installed on the frame body 6-1. A drive mechanism mounting seat 6-6 is provided on the top of the plurality of support columns 6-4. A mounting position for the fixed tool 5 is formed between the drive mechanism mounting seat 6-6 and the frame body 6-1 through the support columns 6-4. The electric drill 7 is installed on the fixed tool 5, thereby ensuring the stability of the electric drill 7 during the test process. In order to facilitate the force application of the drive mechanism 1 and reduce the loss of energy, the drive mechanism mounting seat 6-6 has an output hole 6-5 for the output end of the drive mechanism 1 to extend. In order to increase the contact area between the output end of the drive mechanism 1 and the electric drill 7, a pressure head 4 adapted to the output hole 6-5 is also connected to the output end of the drive mechanism 1, and the area of ​​the pressure head 4 is larger than the area of ​​the output end of the drive mechanism 1. In order to make the force of the drive mechanism 1 applied to the electric drill 7 in a vertical axial manner, the central axis of the pressure head 4 and the central axis of the top lower pressing plate 5-4 are arranged on the same straight line.

[0028] In order to facilitate the installation of the control system 2 and the electrical parameter measuring instrument 3, a control system mounting position 6-2 and an electrical parameter measuring instrument mounting position 6-3 are set on the drive mechanism mounting seat 6-6, the control system 2 is installed at the control system mounting position 6-2, and the electrical parameter measuring instrument 3 is installed at the electrical parameter measuring instrument mounting position 6-3 to ensure the stability of the control system 2 and the electrical parameter measuring instrument 3 during the test process, thereby ensuring the performance of the control system 2 and the electrical parameter measuring instrument 3.

[0029] In order to ensure the stability of the test equipment during the test and reduce the probability of its displacement, a shock-absorbing rubber pad 6-7 is provided at the bottom of the frame body 6-1. There are four shock-absorbing rubber pads 6-7, which are arranged at the four corners of the frame body 6-1, thereby achieving shock-absorbing and anti-slip effects.

[0030] The driving mechanism 1 is a servo electric cylinder, which can accurately output the corresponding downward force according to the command of the control system 2. When the downward force of the servo electric cylinder increases, the power of the electric drill 7 will increase, and vice versa. The servo electric cylinder has a simple structure and is easy to operate, which can save a lot of space. It can operate safely and stably without maintenance. The servo electric cylinder has no risk of oil pollution, can ensure the cleanliness of the test environment, and has low noise, which can effectively enhance the user experience.

[0031] The logic flow of the electric drill impact durability test equipment in this embodiment includes the following steps: first, the test parameters (power, time period, cycle frequency) are set on the control system 2; second, the electric drill 7 draws power through the electric parameter measuring instrument 3; second, the electric parameter measuring instrument 3 captures the operating power of the electric drill 7; second, the control system 2 reads the operating power of the electric drill 7 captured by the electric parameter measuring instrument 3 through the communication interface and compares it with the set original parameters; second, if the power is less than the set standard within the set time and period, the system will instruct the servo electric cylinder to increase the downward pressure and thus increase the load of the electric drill 7 until the power increases to the set standard; otherwise, the pressure of the servo electric cylinder is reduced; finally, a set of tests can achieve multiple powers and multiple time periods, and repeated alternating tests.

[0032] The electric drill impact durability test equipment in this embodiment is provided with a driving mechanism 1, a control system 2 and an electrical parameter measuring instrument 3 to ensure that the electric drill 7 operates within the set power, cycle time and cycle frequency. The test equipment has an ingenious structure and can operate continuously, saving human resources while improving detection efficiency, and reducing the probability that the machine performance problem cannot be actually reflected due to uneven force during manual operation, ensuring the detection results, and is conducive to the promotion and application of the above-mentioned electric drill impact durability test equipment in the field of electric drill detection technology.

[0033] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention; therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

[0034] Although this article uses more of the following terms: 1, driving mechanism; 2, control system; 3, electric parameter measuring instrument; 4, pressure head; 5, fixed tooling; 5-1, base; 5-2, electric drill mounting seat; 5-3, electric drill elastic recovery member; 5-4, top lower pressure plate; 5-5, driving elastic recovery member; 5-7, anti-wear lower pressure member; 6, frame; 6-1, frame body; 6-2, control system mounting position; 6-3, electric parameter measuring instrument mounting position; 6-4, support column; 6-5, output hole; 6-6, driving mechanism mounting seat; 6-7, shock-absorbing rubber pad; 7, electric drill, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional restrictions is contrary to the spirit of the present invention.

Claims

1. An electric drill impact durability test device, used for testing an electric drill (7); characterized in that: The invention comprises a driving mechanism (1), a control system (2), a fixed tool (5) and a frame (6); the electric drill (7) is mounted on the fixed tool (5), the fixed tool (5) is mounted on the frame (6), the driving mechanism (1) is mounted directly above the fixed tool (5) to apply downward pressure to the electric drill (7) in a vertical axial manner, and a signal connection is established between the control system (2) and the driving mechanism (1); the fixed tool (5) comprises a base (5-1), an electric drill mounting seat (5-2) having a drill bit through hole (5-6) and a top lower pressure plate (5-6). -4), an electric drill elastic recovery component (5-3) is provided between the electric drill mounting seat (5-2) and the base (5-1), and a driving elastic recovery component (5-5) is provided between the top lower pressure plate (5-4) and the base (5-1), and there are four electric drill elastic recovery components (5-3), and the four electric drill elastic recovery components (5-3) are distributed at four corners of the electric drill mounting seat (5-2); there are two driving elastic recovery components (5-5), and the two driving elastic recovery components (5-5) are symmetrically arranged along the central axis of the top lower pressure plate (5-4).

2. The electric drill impact durability testing equipment according to claim 1, characterized in that: It also includes an electrical parameter measuring instrument (3), which is mounted on the frame (6) and is signal-connected to the driving mechanism (1) and the control system (2).

3. The electric drill impact durability testing equipment according to claim 1, characterized in that: The top pressing plate (5-4) located above the electric drill (7) is provided with an anti-wear pressing piece (5-7).

4. The electric drill impact durability testing equipment according to claim 3, characterized in that: The frame (6) comprises a frame body (6-1), a plurality of support columns (6-4) being mounted on the frame body (6-1), a drive mechanism mounting seat (6-6) being disposed on the top of the plurality of support columns (6-4), the drive mechanism mounting seat (6-6) having an output hole (6-5) through which an output end of the drive mechanism (1) extends, the output end of the drive mechanism (1) being further connected to a pressure head (4) adapted to the output hole (6-5), the central axis of the pressure head (4) being located on the same straight line as the central axis of the top lower pressure plate (5-4).

5. The electric drill impact durability testing equipment according to claim 4, characterized in that: A control system mounting position (6-2) and an electrical parameter measuring instrument mounting position (6-3) are also provided on the drive mechanism mounting seat (6-6); the control system (2) is mounted on the control system mounting position (6-2), and the electrical parameter measuring instrument (3) is mounted on the electrical parameter measuring instrument mounting position (6-3).

6. The electric drill impact durability testing equipment according to claim 5, characterized in that: A shock-absorbing rubber pad (6-7) is provided at the bottom of the frame body (6-1).

7. The electric drill impact durability testing equipment according to claim 1 or 6, characterized in that: The driving mechanism (1) is a servo electric cylinder.

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