Micro motor shell tapping device

Abstract

A micro motor shell tapping device comprises a workbench, a sliding groove is formed in the rear portion of the upper side wall of the workbench, a first sliding block is arranged in the sliding groove in a sliding mode, a motor is installed on one side wall of the workbench, and the output shaft end of the motor extends into the sliding groove and is fixedly connected with a screw rod. And the other end of the screw penetrates through the first sliding block in a threaded mode and is rotationally connected with the side wall, away from the motor, of the sliding groove, an L-shaped support is fixedly connected to the upper side wall of the first sliding block, a through groove is formed in the upper side wall of the L-shaped support, and a second sliding block is arranged in the through groove in a sliding mode. Compared with the prior art, the motor shell clamping device has the advantages that through the arrangement of the positioning assembly, the motor shell clamping device not only can clamp a motor shell with the side wall being a plane, but also can clamp a motor shell with the side wall being uneven, the applicability is high, the positioning effect is improved, and through the arrangement of the connecting assembly, the positioning effect is improved. The drill bit can be replaced more conveniently and quickly, the time consumed for replacing the drill bit is shortened, the shutdown time is shortened, and the drill bit is more practical.

Description

Technical Field

[0001] The utility model relates to the technical field of motor housing processing, in particular to a micro motor housing hole opening device. Background Art

[0002] Micro motors are small in size and capacity, with output power generally below a few hundred watts, and special requirements for use, performance and environmental conditions. During the processing of micro motors, it is necessary to use a hole-opening device to open holes in the motor housing.

[0003] After searching, the Chinese patent with announcement number CN216370276U discloses a hole-punching device for processing a metal shell of a micro-motor, comprising a base, a support plate is fixed on the left side of the top of the base, and a controller is fixedly installed on the outer wall of the support plate; a first limiting slide groove is opened on the right wall of the support plate, and an adaptive first limiting slider is inserted into the inner cavity of the first limiting slide groove, a second electric push rod is fixedly connected to the top of the first limiting slide groove, and the top of the second electric push rod is fixedly connected to the top of the inner cavity of the first limiting slide groove, and the outer wall of the first limiting slide is fixedly connected to a top plate, and a motor is fixed at the middle of the top of the top plate, and the outer end of the transmission shaft of the motor penetrates A turntable is fixedly connected to the top plate and is penetrated through the top plate, a second limit slide groove is opened at the bottom of the turntable, an adaptable second limit slide block is inserted into the inner cavity of the second limit slide groove, a third electric push rod is fixedly connected to the side wall of the second limit slide block, the outer end of the third electric push rod is fixedly connected to the inner wall of the second limit slide groove, a distance sensor is embedded in the right side wall of the second limit slide block, and a drilling machine is fixedly connected to the bottom of the second limit slide block; a fixed block is fixedly installed on the top right side of the base, fixed plates are fixed on both sides of the top of the fixed block, a first electric push rod is fixed to the outer wall of the fixed plate, and a piston rod of the first electric push rod passes through the fixed plate and is fixedly connected to a splint.

[0004] The above-mentioned prior art solutions have the following shortcomings: the motor housing is clamped by two clamps close to each other, which is only applicable to clamping on a plane with the side wall of the motor housing. When the side wall of the motor housing is uneven, the contact area between the clamp and the motor housing will be reduced, which is not stable enough when drilling holes. Moreover, the drill bits of general drilling devices are not convenient to replace, and the replacement time is long, resulting in long downtime. Utility Model Content

[0005] In view of the above-mentioned deficiencies in the prior art, the utility model provides a micro motor housing hole opening device to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above-mentioned utility model object, the technical solution adopted by the utility model is a micro-motor housing hole opening device, including a workbench, a slide groove is opened at the rear of the upper side wall of the workbench, a first slider is slidably arranged in the slide groove, a motor is installed on one side wall of the workbench, the output shaft end of the motor extends into the slide groove and is fixedly connected with a screw, the other end of the screw threadedly passes through the first slider and is rotatably connected to a side wall of the slide groove away from the motor, an L-shaped bracket is fixedly connected to the upper side wall of the first slider, a through groove is opened on the upper side wall of the L-shaped bracket, a second slider is slidably arranged in the through groove, an electric push rod is installed on the rear side wall of the through groove, the telescopic end of the electric push rod is fixedly connected to the second slider, a cylinder is installed on the upper side wall of the second slider, the telescopic end of the cylinder passes through the second slider and is fixedly connected with the hole opening motor, the output shaft end of the hole opening motor is fixedly connected with a connector, a drill bit is detachably connected to the connector through a connecting component, a placement table is fixedly connected to the upper side wall of the workbench, and a positioning component is provided on the placement table.

[0007] As an improvement: the connecting assembly includes a connecting groove, a groove, a limit block, a threaded sleeve, a limit screw and a knob. A connecting groove is opened on the lower side wall of the connecting head, and grooves are opened on the front and rear side walls of the connecting groove. A limit block is slidably arranged in the groove, and a threaded sleeve is embedded on the side wall of the groove away from the connecting groove. The threaded sleeve is threadedly connected to the limit screw, one end of the limit screw is rotatably connected to the limit block and the other end is fixedly connected to the knob.

[0008] As an improvement: the positioning assembly includes a fixed table, a vertical plate, an air pump, an air distribution pipe, a connecting pipe, an electromagnetic valve, a cavity, a piston, a piston rod and a clamping plate. The upper side wall of the placing table is fixedly connected to the fixed table and the vertical plate on both sides respectively. The upper side wall of the fixed table is fixedly connected to the air pump. The two fixed tables are each provided with an air distribution pipe on one side wall away from each other. The output end of the air pump is connected to the air distribution pipe through a pipe. The interior of the fixed table has a plurality of equidistantly distributed cavities, which are connected to the air distribution pipe by a connecting pipe. The connecting pipe is equipped with an electromagnetic valve, and a piston is provided in the cavity. The piston is fixedly connected to a piston rod on the side wall away from the air distribution pipe. The other end of the piston rod slides through the vertical plate and is fixedly connected to the clamping plate.

[0009] As an improvement: a plug is fixedly connected to the upper end of the drill bit, and limiting grooves for inserting limiting blocks are provided on both the front and rear side walls of the plug.

[0010] As an improvement: a pressure sensor is installed on a side wall of the clamping plate away from the piston rod, and a guide rod is fixedly connected to a side wall of the clamping plate close to the vertical plate and located on the front and rear sides of the piston rod, and the guide rod is slidably arranged with the vertical plate.

[0011] As an improvement: a controller is installed on one side wall of the workbench.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. Through the setting of the positioning component, the device can not only clamp the motor housing with a flat side wall, but also clamp the motor housing with an uneven side wall. It has high applicability and improves the positioning effect. Through the setting of the connecting component, the replacement of the drill bit is more convenient and quick, shortening the time spent on replacing the drill bit, reducing the downtime, and being more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a micro motor housing hole opening device of the utility model;

[0015] Figure 2 This is a schematic diagram of the drill structure of a micro motor housing hole opening device of the utility model;

[0016] Figure 3 This is a cross-sectional view of a connector of a micro motor housing opening device of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of a positioning component of a micro motor housing hole opening device of the utility model;

[0018] As shown in the figure:

[0019] 1. Workbench; 1.1. Slide; 1.2. First slider; 1.3. Motor; 1.31. Screw; 1.4. L-shaped bracket; 1.5. Through slot; 1.6. Second slider; 1.7. Electric push rod; 1.8. Cylinder; 1.9. Drilling motor; 1.10. Connector; 2. Connecting assembly; 1.11. Drill bit; 1.12. Placement table; 3. Positioning assembly; 2.1. Connecting slot; 2.2. Groove; 2.3. Limit block ; 2.4, threaded sleeve; 2.5, limit screw; 2.6, knob; 3.1, fixed table; 3.2, vertical plate; 3.3, air pump; 3.4, air distribution pipe; 3.41, connecting pipe; 3.42, solenoid valve; 3.5, cavity; 3.6, piston; 3.7, piston rod; 3.8, clamping plate; 1.111, plug; 1.112, limit groove; 3.81, pressure sensor; 3.82, guide rod; 4, controller. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features and purpose effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both sides", "one side", "the other side" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] like Figure 1As shown, a micro motor housing hole opening device comprises a workbench 1, a slide groove 1.1 is provided on the rear of the upper side wall of the workbench 1, a first slider 1.2 is slidably provided in the slide groove 1.1, a motor 1.3 is installed on one side wall of the workbench 1, the output shaft end of the motor 1.3 extends into the slide groove 1.1 and is fixedly connected with a screw rod 1.31, the other end of the screw rod 1.31 is threaded through the first slider 1.2 and is rotatably connected to a side wall of the slide groove 1.1 away from the motor 1.3, an L-shaped bracket 1.4 is fixedly connected to the upper side wall of the first slider 1.2, a through groove 1.5 is provided on the upper side wall of the L-shaped bracket 1.4, a second slider 1.6 is slidably provided in the through groove 1.5, an electric push rod 1.7 is installed on the rear side wall of the through groove 1.5, the telescopic end of the electric push rod 1.7 is fixedly connected to the second slider 1.6, a cylinder 1.8 is installed on the upper side wall of the second slider 1.6, and the telescopic end of the cylinder 1.8 passes through A drilling motor 1.9 is fixedly connected to the second slider 1.6, and a connecting head 1.10 is fixedly connected to the output shaft end of the drilling motor 1.9. A drill bit 1.11 is detachably connected to the connecting head 1.10 through a connecting component 2. The output shaft of the motor 1.3 can drive the screw 1.31 to rotate. When the screw 1.31 rotates, the first slider 1.2 can drive the L-shaped bracket 1.4 to slide along the slide groove 1.1 to change the left and right position of the drill bit 1.11. The electric push rod 1.7 can push the second slider 1.6 to move along the through groove 1.5, thereby changing the front and back position of the drill bit 1.11. After determining the hole position, the drilling motor 1.9 drives the connecting head 1.10 and the drill bit 1.11 to rotate, and the cylinder 1.8 pushes the drilling motor 1.9 downward to drill a hole in the motor housing. A placing table 1.12 is fixedly connected to the upper side wall of the workbench 1, and a positioning component 3 is provided on the placing table 1.12.

[0024] Specifically, Figure 3As shown, a micro motor housing hole opening device, the connecting component 2 includes a connecting groove 2.1, a groove 2.2, a limit block 2.3, a threaded sleeve 2.4, a limit screw 2.5 and a knob 2.6. The lower side wall of the connector 1.10 is provided with a connecting groove 2.1, and the front and rear side walls of the connecting groove 2.1 are provided with grooves 2.2. A limit block 2.3 is slidably arranged in the groove 2.2. A threaded sleeve 2.4 is embedded in a side wall of the groove 2.2 away from the connecting groove 2.1. The threaded sleeve 2.4 is internally threadedly connected to the limit screw 2.5. One end of the limit screw 2.5 is rotatably connected to the limit block 2.3 and the other end is fixedly connected to the knob 2.6. When the drill bit 1.11 needs to be replaced, the knob 2.6 is turned to drive the limit screw 2.5 to rotate. When the positioning screw 2.5 rotates, under the action of the threaded sleeve 2.4, the limit block 2.3 is pulled into the groove 2.2. After the limit of the limit block 2.3 is lost, the drill bit 1.11 can be removed. When installing the drill bit 1.11, the plug 1.111 at the upper end of the drill bit 1.11 is inserted into the connecting groove 2.1 on the connector 1.10, and then the reversal knob 2.6 drives the limit screw 2.5 to reverse. When the limit screw 2.5 is reversed, the limit block 2.3 will be pushed to insert into the limit groove 1.112 on the plug 1.111. The plug 1.111 is fixed in the connecting groove 2.1, and the installation of the drill bit 1.11 is completed. The replacement of the drill bit 1.11 is convenient and quick, which shortens the time consumed in replacing the drill bit 1.11, reduces the downtime, and is more practical.

[0025] Specifically, Figure 4As shown, a micro motor housing hole opening device, the positioning assembly 3 includes a fixed platform 3.1, a vertical plate 3.2, an air pump 3.3, an air distribution pipe 3.4, a connecting pipe 3.41, a solenoid valve 3.42, a cavity 3.5, a piston 3.6, a piston rod 3.7 and a clamping plate 3.8, the upper side wall of the placement platform 1.12 is respectively fixedly connected with the fixed platform 3.1 and the vertical plate 3.2, the upper side wall of the fixed platform 3.1 is fixedly connected with the air pump 3.3, and the two fixed platforms 3.1 are both provided with a side wall away from each other An air distribution pipe 3.4 is arranged, and the output end of the air pump 3.3 is connected to the air distribution pipe 3.4 through a pipeline. The interior of the fixed platform 3.1 has a plurality of equidistantly distributed cavities 3.5, and the cavities 3.5 are connected to the air distribution pipe 3.4 through a connecting pipe 3.41, and a solenoid valve 3.42 is installed on the connecting pipe 3.41. A piston 3.6 is arranged in the cavity 3.5, and a piston rod 3.7 is fixedly connected to a side wall of the piston 3.6 away from the air distribution pipe 3.4, and the other end of the piston rod 3.7 slides through the vertical plate 3.2 is fixedly connected with a clamping plate 3.8, the air pump 3.3 can deliver air to the air distribution pipe 3.4, and the air distribution pipe 3.4 delivers air to each cavity 3.5 through the connecting pipe 3.41, so as to push the piston 3.6 to move. When the piston 3.6 moves, the piston rod 3.7 pushes the clamping plate 3.8 to move toward the motor housing. If the side wall of the motor housing is uneven, there will be a clamping plate 3.8 that contacts the motor housing first, and the pressure sensor 3.81 on the clamping plate 3.8 will sense the pressure. The force is applied and an electrical signal is transmitted to the controller 4, which controls the electromagnetic valve 3.42 corresponding to the pressure sensor 3.81 to close, so that the air cannot enter the cavity 3.5, and then the remaining clamping plates 3.8 continue to approach the motor housing. When all the electromagnetic valves 3.42 are closed, multiple clamping plates 3.8 can fix the motor housing, which can not only clamp the motor housing with a flat side wall, but also clamp the motor housing with an uneven side wall. It has high applicability and improves the positioning effect.

[0026] Specifically, Figure 2 As shown, a micro motor housing hole drilling device, the upper end of the drill bit 1.11 is fixedly connected to a plug 1.111, and the front and rear side walls of the plug 1.111 are provided with limit grooves 1.112 for inserting limit blocks 2.3.

[0027] Specifically, Figure 4 As shown, a micro motor housing hole opening device is provided, a pressure sensor 3.81 is installed on a side wall of the clamping plate 3.8 away from the piston rod 3.7, and the pressure sensor 3.81 can sense that the clamping plate 3.8 contacts the motor housing, and a guide rod 3.82 is fixedly connected to the side wall of the clamping plate 3.8 close to the vertical plate 3.2 and located on the front and rear sides of the piston rod 3.7, respectively. The guide rod 3.82 is slidably arranged with the vertical plate 3.2, and the guide rod 3.82 can make the clamping plate 3.8 more stable when moving.

[0028] Specifically, Figure 1 As shown, a micro motor housing hole opening device is provided, a controller 4 is installed on one side wall of a workbench 1, and the controller 4 can receive the electrical signal of a pressure sensor 3.81 and make corresponding control on a solenoid valve 3.42, and can also control the operation of a motor 1.3, an electric push rod 1.7, a cylinder 1.8 and an air pump 3.3.

[0029] During the specific implementation of the utility model, the motor housing is placed on the placement table 1.12, and then the air pump 3.3 is started through the controller 4, the air pump 3.3 delivers air to the air distribution pipe 3.4, and the air distribution pipe 3.4 delivers air to each cavity 3.5 through the connecting pipe 3.41, so that the piston 3.6 can be pushed to move. When the piston 3.6 moves, the piston rod 3.7 pushes the clamping plate 3.8 to move toward the motor housing. If the side wall of the motor housing is uneven, there will be a clamping plate 3.8 that first contacts the motor housing, and the pressure sensor 3.81 on the clamping plate 3.8 will sense the pressure and transmit an electrical signal to the controller 4, and the controller 4 The electromagnetic valve 3.42 corresponding to the pressure sensor 3.81 will be controlled to close, so that air cannot enter the cavity 3.5, and then the remaining clamping plates 3.8 continue to approach the motor housing. When all the electromagnetic valves 3.42 are closed, multiple clamping plates 3.8 can fix the motor housing, which can not only clamp the motor housing with a flat side wall, but also clamp the motor housing with an uneven side wall. It has high applicability and improves the positioning effect. After fixing the motor housing, the motor 1.3 is controlled to run through the controller 4, and the output shaft of the motor 1.3 can drive the screw 1.31 to rotate. When the screw 1.31 rotates, the first The slider 1.2 drives the L-shaped bracket 1.4 to slide along the slide groove 1.1 to change the left and right position of the drill bit 1.11. The electric push rod 1.7 can push the second slider 1.6 to move along the through groove 1.5, so as to change the front and rear position of the drill bit 1.11. After the hole position is determined, the hole opening motor 1.9 drives the connector 1.10 and the drill bit 1.11 to rotate, and the cylinder 1.8 drives the hole opening motor 1.9 to move downward to open a hole in the motor housing. When the drill bit 1.11 needs to be replaced, the knob 2.6 is turned to drive the limit screw 2.5 to rotate. When the limit screw 2.5 rotates, the limit block 2.3 is pulled into the groove 2.3 under the action of the threaded sleeve 2.4. 2, after the limit of the limit block 2.3 is lost, the drill bit 1.11 can be removed. When installing the drill bit 1.11, the plug 1.111 at the upper end of the drill bit 1.11 is inserted into the connecting groove 2.1 on the connecting head 1.10, and then the reversal knob 2.6 drives the limit screw 2.5 to reverse. When the limit screw 2.5 reverses, it will push the limit block 2.3 to insert into the limit groove 1.112 on the plug 1.111, and fix the plug 1.111 in the connecting groove 2.1, and the installation of the drill bit 1.11 can be completed. The replacement of the drill bit 1.11 is convenient and quick, which shortens the time consumed in replacing the drill bit 1.11, reduces the downtime, and is more practical.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A micro motor housing hole drilling device, comprising a workbench (1), characterized in that: A slide groove (1.1) is provided at the rear of the upper side wall of the workbench (1), and a first slider (1.2) is slidably provided in the slide groove (1.1). A motor (1.3) is installed on one side wall of the workbench (1), and the output shaft end of the motor (1.3) extends into the slide groove (1.1) and is fixedly connected to a screw rod (1.31). The other end of the screw rod (1.31) is threadedly passed through the first slider (1.2) and is rotatably connected to a side wall of the slide groove (1.1) away from the motor (1.3). An L-shaped bracket (1.4) is fixedly connected to the upper side wall of the first slider (1.2), and a through groove (1.5) is provided on the upper side wall of the L-shaped bracket (1.4), and a second slider (1. 6), an electric push rod (1.7) is installed on the rear side wall of the through slot (1.5), the telescopic end of the electric push rod (1.7) is fixedly connected to the second slider (1.6), a cylinder (1.8) is installed on the upper side wall of the second slider (1.6), the telescopic end of the cylinder (1.8) passes through the second slider (1.6) and is fixedly connected to a hole-making motor (1.9), the output shaft end of the hole-making motor (1.9) is fixedly connected to a connector (1.10), a drill bit (1.11) is detachably connected to the connector (1.10) through a connecting component (2), and a placement table (1.12) is fixedly connected to the upper side wall of the workbench (1), and a positioning component (3) is provided on the placement table (1.12).

2. A micro motor housing hole opening device according to claim 1, characterized in that: The connection assembly (2) comprises a connection groove (2.1), a groove (2.2), a limit block (2.3), a threaded sleeve (2.4), a limit screw (2.5) and a knob (2.6); a connection groove (2.1) is provided on the lower side wall of the connection head (1.10); grooves (2.2) are provided on both the front and rear side walls of the connection groove (2.1); a limit block (2.3) is slidably provided in the groove (2.2); a threaded sleeve (2.4) is embedded in a side wall of the groove (2.2) away from the connection groove (2.1); a limit screw (2.5) is internally threadedly connected to the threaded sleeve (2.4); one end of the limit screw (2.5) is rotatably connected to the limit block (2.3) and the other end is fixedly connected to the knob (2.6).

3. A micro motor housing hole opening device according to claim 1, characterized in that: The positioning assembly (3) comprises a fixed platform (3.1), a vertical plate (3.2), an air pump (3.3), an air distribution pipe (3.4), a connecting pipe (3.41), an electromagnetic valve (3.42), a cavity (3.5), a piston (3.6), a piston rod (3.7) and a clamping plate (3.8); the fixed platform (3.1) and the vertical plate (3.2) are respectively fixedly connected on both sides of the upper side wall of the placement platform (1.12); the air pump (3.3) is fixedly connected on the upper side wall of the fixed platform (3.1); the air distribution pipe (3.4) is arranged on one side wall of the two fixed platforms (3.1) away from each other; the air pump (3.3) The output end of the fixed platform (3.1) is connected to the gas distribution pipe (3.4) through a pipeline, the fixed platform (3.1) has a plurality of equidistantly distributed cavities (3.5) inside, the cavities (3.5) are connected to the gas distribution pipe (3.4) through a connecting pipe (3.41), a solenoid valve (3.42) is installed on the connecting pipe (3.41), a piston (3.6) is provided in the cavity (3.5), a piston rod (3.7) is fixedly connected to a side wall of the piston (3.6) away from the gas distribution pipe (3.4), and the other end of the piston rod (3.7) slides through the vertical plate (3.2) and is fixedly connected to a clamping plate (3.8).

4. A micro motor housing hole opening device according to claim 2, characterized in that: A plug (1.111) is fixedly connected to the upper end of the drill bit (1.11), and both front and rear side walls of the plug (1.111) are provided with limiting grooves (1.112) into which limiting blocks (2.3) can be inserted.

5. A micro motor housing hole opening device according to claim 3, characterized in that: A pressure sensor (3.81) is installed on a side wall of the clamping plate (3.8) away from the piston rod (3.7), and guide rods (3.82) are fixedly connected to a side wall of the clamping plate (3.8) close to the vertical plate (3.2) and located on the front and rear sides of the piston rod (3.7), respectively, and the guide rods (3.82) are slidably arranged with the vertical plate (3.2).

6. A micro motor housing hole opening device according to claim 1, characterized in that: A controller (4) is installed on one side wall of the workbench (1).

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