CN218776056U - Automatic piston shaft assembling machine - Google Patents

Abstract

The utility model relates to a piston shaft automatic assembly technical field, in particular to piston shaft automatic assembly machine. An automatic piston shaft assembling machine comprising: a frame; the rotating disc body is rotatably arranged on the rack around a preset vertical axis, and a clamp is arranged on the upper surface of the rotating disc body; install in the frame, and around the setting of rotating disk body: the clamp spring feeding mechanism, the piston feeding mechanism, the laser detection mechanism, the shaft body feeding mechanism, the press-fitting mechanism and the finished product discharging mechanism; the controller is used for controlling the rotation of the turntable and controlling the operation of the clamp spring feeding mechanism, the piston feeding mechanism, the laser detection mechanism, the shaft body feeding mechanism, the press-fitting mechanism and the finished product discharging mechanism; the clamp is driven by the rotating disc body to sequentially pass through the clamp spring feeding mechanism, the piston feeding mechanism, the laser detection mechanism, the shaft body feeding mechanism, the press-fitting mechanism and the finished product discharging mechanism. The technical problem that manual assembly piston shaft assembly production efficiency is low in the prior art is solved in this application.

Description

Automatic piston shaft assembling machine

Technical Field

The utility model relates to a piston shaft automatic assembly technical field, in particular to piston shaft automatic assembly machine.

Background

With the continuous development of science and technology, automobiles are more and more popular to go into thousands of households.

The piston shaft is an important part of an automobile and comprises a shaft body, a piston and a clamp spring, the clamp spring is clamped with a clamp spring groove formed in the inner wall of the shaft body, and the piston is limited in the shaft body by the clamp spring.

In the prior art, a manual assembly mode is generally adopted, a worker is fatigued along with the increase of production time, and if the working time period before the worker is fatigued is a first time period and the working time period after the worker is fatigued is a second time period, the production speed is slower and slower after the worker is fatigued, so that the speed of producing products in the second time period is lower than that of producing products in the first time period; in summary, in the prior art, the production efficiency is low when the piston shaft is manually assembled.

SUMMERY OF THE UTILITY MODEL

In to prior art, artifical manual equipment piston shaft, the comparatively low technical problem of production efficiency, the utility model provides a piston shaft automatic assembly machine.

The utility model discloses a following technical scheme realizes:

an automatic piston shaft assembling machine comprising:

a frame;

the rotating disc body is rotatably arranged on the rack around a preset vertical axis, and a clamp is arranged on the upper surface of the rotating disc body;

install in the frame, and around the setting of rotating disk body: the clamp spring feeding mechanism, the piston feeding mechanism, the laser detection mechanism, the shaft body feeding mechanism, the press-fitting mechanism and the finished product discharging mechanism;

the controller is used for controlling the rotating disc body to rotate and controlling the operation of the clamp spring feeding mechanism, the piston feeding mechanism, the laser detection mechanism, the shaft body feeding mechanism, the press-fitting mechanism and the finished product discharging mechanism;

the clamp is driven by the rotating disc body to sequentially pass through the clamp spring feeding mechanism, the piston feeding mechanism, the laser detection mechanism, the shaft body feeding mechanism, the press-fitting mechanism and the finished product discharging mechanism.

Further, jump ring feed mechanism includes:

the mounting rack is mounted on the rack;

the method comprises the following steps of presetting a plane, wherein the presetting plane is parallel to a horizontal plane;

the guide post is used for stacking a plurality of clamp springs, is vertically arranged on the mounting frame and is positioned above the preset plane; a gap between the lower surface of the guide pillar and the preset plane forms a clamp spring material falling position, and the height of the clamp spring material falling position is configured to be a first preset height;

pressing and mounting a clamp spring;

the device comprises a first channel with two open ends, wherein the height of the first channel is configured to be a second preset height, the length of the first channel is configured to be a first preset length, and the width of the first channel is configured to be a first preset width; the first channel is positioned between the clamp spring press-mounting position and the clamp spring material falling position, an opening at one end of the first channel faces the clamp spring press-mounting position, and an opening at the other end of the first channel faces the clamp spring material falling position;

the push head is movably arranged on the preset plane;

the first power cylinder is arranged on the mounting frame, and an output shaft of the first power cylinder is connected with the push head; the first power cylinder is used for driving the push head to move along the horizontal direction;

the circular truncated cone channel is positioned below the clamp spring press-mounting position, and the opening diameter of the upper end of the circular truncated cone channel is larger than that of the lower end of the circular truncated cone channel;

the pressing head is arranged above the clamp spring pressing position;

the second power cylinder is arranged on the mounting frame, and an output shaft of the second power cylinder is connected with the pressure head; the second power cylinder is used for driving the pressure head to move along the vertical direction.

Further, piston feed mechanism includes:

the piston divides the material cylinder, and the piston divides to be provided with on the material cylinder: a first semicircular groove for accommodating the piston;

the first support frame is connected with the rack;

the first grabbing assembly is arranged on the first support frame and is positioned above the piston material distributing cylinder; the first grabbing component is used for grabbing, moving and placing the piston in the first semicircular groove into the clamp.

Further, the first grabbing assembly comprises a first vertical cylinder, a first rotating cylinder, a first air claw and a second air claw;

the first vertical cylinder is arranged on the first support frame, and an output shaft of the first vertical cylinder is connected with the first rotary cylinder; the output end of the first rotary cylinder is connected with the first air claw and the second air claw, and the output end of the first rotary cylinder can horizontally rotate;

the first gas claw or the second gas claw may be aligned up and down with the first semicircular slot.

Further, the laser detection mechanism includes:

the bracket is connected with the first support frame;

the laser ranging sensor is arranged on the support and used for measuring the distance between a piston placed in the clamp and the transmitting end of the laser ranging sensor.

Further, the axis body feed mechanism includes:

the shaft body distributing cylinder is mounted on the frame and provided with a second semicircular groove for accommodating the shaft body;

the second support frame is connected with the rack;

the second grabbing assembly is arranged on the second supporting frame and is positioned above the shaft body material distributing cylinder; the second grabbing component is used for grabbing, moving and placing the shaft body in the second semicircular groove into the fixture.

Further, the second grabbing assembly comprises a second vertical cylinder, a second rotary cylinder, a third air claw and a fourth air claw;

the second vertical cylinder is arranged on the second support frame, and an output shaft of the second vertical cylinder is connected with the second rotary cylinder; the output end of the second rotary cylinder is connected with the third air claw and the fourth air claw, and the output end of the second rotary cylinder can horizontally rotate;

the third air gripper or the fourth air gripper can be aligned with the second semicircular groove up and down.

Further, the press-fitting mechanism includes:

the third support frame is connected with the rack;

a punch;

the press-fitting cylinder is arranged on the third support frame, the output end of the press-fitting cylinder is connected with the punch, and the output end of the press-fitting cylinder can move in the vertical direction;

and the displacement sensor is arranged on the third support frame and is used for measuring the displacement value of the punch moving along the vertical direction.

Further, finished product unloading mechanism includes:

the fourth support frame, the first horizontal cylinder, the third vertical cylinder and the fifth pneumatic claw are arranged on the frame;

the fourth support frame is connected with the rack, the first horizontal cylinder is installed on the fourth support frame, an output shaft of the first horizontal cylinder is connected with the third vertical cylinder, and an output end of the third vertical cylinder is connected with the fifth pneumatic claw.

Further, the clamp comprises a base, an inner core body, an outer cylinder body and a spring, the base is installed on the rotary disc body, the inner core body is installed on the base, the outer cylinder body is sleeved outside the inner core body in a sliding mode, and the spring is arranged between the outer cylinder body and the base; the inner core body is a containing groove which can be formed between the upper surface and part of the inner wall of the outer cylinder body.

Combine the prior art who introduces in the background art, the utility model has the advantages that:

1. in the embodiment, the automatic piston shaft assembling machine is adopted for assembly production, which is called machine production for short, and the machine does not generate fatigue along with the increase of production time, so that the speed of the machine for producing products in a first time period is equal to the speed of the machine for producing products in a second time period; then, assuming that the speed of the product produced by the machine is the same as the speed of the product produced by the human during the first period of time, it can be deduced from the above that the speed of the product produced by the machine is greater than the speed of the product produced by the human during the second period of time, and therefore, the number produced by the machine is greater than the number produced by the human during the sum of the first period of time and the second period of time, and the efficiency of the machine production is higher. In conclusion, the piston shaft automatic assembly machine of the embodiment has higher production efficiency compared with the prior art.

Drawings

Fig. 1 is a schematic structural diagram of an automatic piston shaft assembling machine of the present invention;

FIG. 2 is a schematic structural diagram of the clamp spring feeding mechanism in FIG. 1;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is a schematic structural diagram of region I in FIG. 3;

FIG. 5 is a schematic diagram of the structure of region II in FIG. 3;

FIG. 6 is a schematic structural diagram of a piston feeding mechanism;

FIG. 7 is a schematic structural view of a laser detection mechanism;

FIG. 8 is a schematic structural view of a shaft body feeding mechanism;

FIG. 9 is a schematic view of the press-fitting mechanism;

FIG. 10 is a schematic structural view of a finished product blanking mechanism;

fig. 11 is a structural cross-sectional view of the stent.

Reference numbers in the figures: frame (101), jump ring feed mechanism (2), preset plane (201), jump ring material level (202), jump ring pressure equipment position (203), first passageway (204), round platform passageway (205), pressure head (206), guide pillar (207), push head (208), first power cylinder (209), mounting bracket (211), stop block (212), piston feed mechanism (3), piston branch material cylinder (301), first semicircle groove (302), first subassembly (303) of snatching, first vertical cylinder (304), first revolving cylinder (305), first air claw (306), second air claw (307) the device comprises a 1 st support frame (308), a first support frame (309), a laser detection mechanism (4), a support (401), a laser ranging sensor (402), an axle body feeding mechanism (5), an axle body distributing cylinder (501), a second semicircular groove (502), a second grabbing assembly (503), a second vertical cylinder (504), a second rotating cylinder (505), a third air claw (506), a fourth air claw (507), a second support frame (508), a press-fitting mechanism (6), a punch (601), a displacement sensor (602), a press-fitting cylinder (603), a third support frame (604), a clamp (7), the pneumatic feeding device comprises a base (701), a spring (704), an inner core body (702), an outer cylinder body (703), a containing groove (705), a finished product discharging mechanism (8), a first horizontal cylinder (801), a third vertical cylinder (802), a fifth pneumatic claw (803) and a fourth supporting frame (804).

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the present invention provides an automatic piston shaft assembling machine, including: a frame 101; the rotary disc body 1 is rotatably arranged on the rack 101 around a preset vertical axis, and a clamp 7 is arranged on the upper surface of the rotary disc body 1; mounted on the frame 101 and arranged around the rotating disc 1: the clamp spring feeding mechanism 2, the piston feeding mechanism 3, the laser detection mechanism 4, the shaft body feeding mechanism 5, the press-fitting mechanism 6 and the finished product discharging mechanism 8 are arranged in the clamping cylinder; the controller is used for controlling the rotation of the rotating disc body 1 and controlling the operation of the clamp spring feeding mechanism 2, the piston feeding mechanism 3, the laser detection mechanism 4, the shaft body feeding mechanism 5, the press-fitting mechanism 6 and the finished product discharging mechanism 8; the clamp 7 is driven by the rotating disc body 1 to sequentially pass through the clamp spring feeding mechanism 2, the piston feeding mechanism 3, the laser detection mechanism 4, the shaft body feeding mechanism 5, the press-fitting mechanism 6 and the finished product discharging mechanism 8.

Preferably, when the central angle of the rotary disc body 1 rotates for a preset angle, the rotary disc body rotates after pausing for a preset time; preferably, in the embodiment, the rotation disc body 1 rotates at the central angle of 45 degrees every time, and rotates after pausing for 2 s; preferably, the clamp spring feeding mechanism 2, the piston feeding mechanism 3, the laser detection mechanism 4, the shaft body feeding mechanism 5, the press-fitting mechanism 6 and the finished product blanking mechanism 8 are arranged at intervals of 45 degrees or at intervals of 90 degrees relative to the circumferential direction of the rotating disc body 1.

Specifically, referring to fig. 2 to 5, the snap spring feeding mechanism 2 includes: the mounting frame 211, the mounting frame 211 is installed on the frame 101; a preset plane 201, wherein the preset plane 201 is parallel to the horizontal plane; the guide post 207 is used for stacking a plurality of clamp springs, the guide post 207 is vertically arranged on the mounting frame 211, and the guide post 207 is positioned above the preset plane 201; a gap between the lower surface of the guide post 207 and the preset plane 201 forms a clamp spring blanking position 202, and the height of the clamp spring blanking position 202 is configured to be a first preset height; a clamp spring press-fitting position 203; a first channel 204 with two open ends, the height of the first channel 204 is configured to be a second preset height, the length of the first channel 204 is configured to be a first preset length, and the width of the first channel 204 is configured to be a first preset width; the first channel 204 is located between the clamp spring press-fitting position 203 and the clamp spring blanking position 202, an opening at one end of the first channel 204 faces the clamp spring press-fitting position 203, and an opening at the other end faces the clamp spring blanking position 202; the push head 208 is movably arranged on the preset plane 201; the first power cylinder 209 is arranged on the mounting frame 211, and the output shaft of the first power cylinder 209 is connected with the push head 208; the first power cylinder 209 is used for driving the push head 208 to move along the horizontal direction, so that the push head 208 pushes a plurality of clamp springs which sequentially fall into the clamp spring material falling position 202 from the guide pillar 207 into the first channel 204 respectively; the circular truncated cone channel 205 is positioned below the clamp spring press-fitting position 203, and the diameter of an opening at the upper end of the circular truncated cone channel 205 is larger than that of an opening at the lower end of the circular truncated cone channel 205; the pressure head 206, the pressure head 206 is arranged above the clamp spring press-fitting position 203; the second power cylinder 210, the second power cylinder 210 is installed on mounting bracket 211, and the output shaft of the second power cylinder 210 couples to ram 206; the second power cylinder 210 is configured to drive the pressing head 206 to move in the vertical direction, so that the pressing head 206 pushes out the snap spring located in the snap spring press-fitting position 203 through the circular truncated cone channel 205, and the snap spring falls into the fixture 7.

Preferably, the first preset height of the clamp spring dropping position 202 is configured to be greater than the thickness of one clamp spring and less than 2 times of the thickness of the clamp spring, so that the clamp spring dropping position 202 can only separate one of a plurality of clamp springs sleeved on the guide post 207 at most, and the separated clamp spring is located at the bottommost part of the guide post 207.

Preferably, the first channel 204 is a linear channel, and the second preset height of the first channel 204 is greater than or equal to the thickness of one clamp spring and less than 2 times of the thickness of the clamp spring, so that the clamp springs are prevented from being stacked at the height of the first channel 204 in the process that the clamp springs pass through the first channel 204; the first preset length of the first channel 204 is greater than the length of one clamp spring, and is an integral multiple of the length of one clamp spring, so that the clamp spring pushed out of the first channel 204 can be accurately positioned in the clamp spring press-fitting position 203; the first preset width of the first channel 204 is equal to the width of the clamp spring, so that the moving path of the clamp spring is limited by the inner wall of the channel of the first channel 204, and further, the pushed clamp spring is accurately located at the clamp spring press-fitting position 203.

Preferably, an arc-shaped chamfer is arranged at an upper end opening of the circular truncated cone channel 205, and the arc-shaped chamfer plays a role in guiding the clamp spring in the process that the clamp spring falls into the upper end opening of the circular truncated cone channel 205 from the clamp spring press-mounting position 203; specifically, when the clamp spring is pushed out by the first channel 204 by the push head 208, the clamp spring has horizontal acceleration along the horizontal direction, and meanwhile, the clamp spring is under the action of gravity, and also has vertical acceleration along the vertical downward direction, and is under the action of the horizontal acceleration, so that the clamp spring moves along the horizontal direction and reaches the clamp spring press-fitting position 203, and is under the action of the vertical acceleration, so that the clamp spring falls into the upper end opening of the cylinder channel, the clamp spring touches the arc-shaped chamfer, the horizontal acceleration of the clamp spring is restrained, so that the horizontal movement of the clamp spring is prevented by the arc-shaped chamfer, and in the process that the clamp spring falls into the upper end opening of the circular truncated cone channel 205 through the clamp spring press-fitting position 203, the clamp spring is guided.

Preferably, the diameter of the bottom of the pressure head 206 is smaller than the diameter of an opening at the upper end of the circular truncated cone channel 205, smaller than or equal to the diameter of an opening at the lower end of the circular truncated cone channel 205, and larger than the diameter of an inner ring of the clamp spring positioned at the opening at the upper end of the circular truncated cone channel 205, so that the lower surface of the pressure head 206 is always attached to the upper surface of the clamp spring in the process that the pressure head 206 pushes the clamp spring downwards to move, and the clamp spring is prevented from inclining in the process of downwards moving.

Further, the pressure head 206 has magnetism, and the magnetic attraction force between the pressure head 206 and the clamp spring is smaller than the friction force between the clamp spring in the clamp and the clamp in the vertical direction; magnetic attraction between the pressing head 206 and the clamp spring can directly adsorb the clamp spring in the clamp spring press-fitting position 203 to the lower surface of the pressing head 206, so that the lower surface of the pressing head 206 is further attached to the upper surface of the clamp spring, and the clamp spring is further prevented from inclining in the process that the pressing head 206 drives the clamp spring to move downwards.

With further reference to fig. 2 to 5, a blocking block 212 is further disposed at the bottom of the mounting frame 211, the blocking block 212 has an upper plane and a lower plane which are parallel to each other, the blocking block 212 is configured to extend into a space between the outer cylinder 703 and the base 701 of the clamp 7 when the clamp 7 passes through the clamp spring feeding mechanism 2, and the upper plane and the lower plane which are parallel to each other are respectively in contact with the lower surface of the outer cylinder 703 and the upper surface of the base 701 to prevent the outer cylinder 703 from moving downward.

Further, referring to fig. 6, the piston feeding mechanism 3 includes: piston divides material cylinder 301, and the piston divides to be provided with on the material cylinder 301: a first semicircular groove 302 for accommodating a piston; a first support frame 309, wherein the first support frame 309 is connected with the rack 101; the first grabbing assembly 303 is arranged on the first supporting frame 309, and the first grabbing assembly 303 is positioned above the piston material distributing cylinder 301; the first gripper assembly 303 is used to grip, move and place the piston in the first semicircular groove 302 into the fixture 7.

Specifically, the first gripper assembly 303 includes a first vertical cylinder 304, a first rotary cylinder 305, a first air gripper 306, and a second air gripper 307; wherein, the first vertical cylinder 304 is installed on the first support frame 309, and the output shaft of the first vertical cylinder 304 is connected with the first rotary cylinder 305; the output end of the first rotary air cylinder 305 is connected with a first air claw 306 and a second air claw 307, and the output end of the first rotary air cylinder 305 can horizontally rotate; the first air gripper 306 or the second air gripper 307 can be aligned with the first semicircular groove 302 up and down by the output end of the first rotary cylinder 305.

Further, referring to fig. 7, the laser detection mechanism 4 includes: a bracket 401, the bracket 401 being connected to the first support frame 309; and the laser ranging sensor 402 is arranged on the bracket 401, and the laser ranging sensor 402 is used for measuring the distance between a piston placed in the clamp 7 and the transmitting end of the laser ranging sensor 402.

Preferably, the laser ranging sensor 402 is an infrared laser ranging sensor, and the model is loose HG-C1050; the laser detection mechanism 4 functions as: judging whether a piston arranged in the clamp 7 in the piston feeding mechanism 3 is installed in place or not; specifically, the controller is provided with a first preset numerical value, the laser ranging sensor 402 transmits the numerical value of the tested distance to the controller, the controller compares the numerical value with the first preset numerical value, if the numerical value is consistent with the first preset numerical value, the numerical value indicates that the piston arranged in the clamp 7 is installed in place in the piston feeding mechanism 3, the automatic piston shaft assembling machine continues to operate, if the numerical value is not consistent with the first preset numerical value, the piston is not installed in place, the controller controls the whole machine of the automatic piston shaft assembling machine to stop, after the worker overhauls the piston, the worker places the piston in a qualified mode, the automatic piston shaft assembling machine is manually started, and the automatic piston shaft assembling machine continues to operate.

Further, referring to fig. 8, the shaft body feed mechanism 5 includes: the shaft body distributing cylinder 501, the shaft body distributing cylinder 501 is installed on the frame 101, and a second semicircular groove 502 for accommodating the shaft body is formed in the shaft body distributing cylinder 501; a second support frame 508, wherein the second support frame 508 is connected with the frame 101; the second grabbing component 503 is mounted on the second supporting frame 508, and is located above the shaft body material distributing cylinder 501; the second grabbing component 503 is used to grab, move and place the shaft body in the second semicircular groove 502 into the fixture 7.

Specifically, the second grabbing assembly 503 comprises a second vertical cylinder 504, a second rotary cylinder 505, a third air gripper 506 and a fourth air gripper 507; wherein, the second vertical cylinder 504 is installed on the second supporting frame 508, the output shaft of the second vertical cylinder 504 is connected with the second rotary cylinder 505; the output end of the second rotary cylinder 505 is connected with the third air claw 506 and the fourth air claw 507, and the output end of the second rotary cylinder 505 can horizontally rotate; the third air claw 506 or the fourth air claw 507 can be aligned with the second semicircular groove 502 up and down under the driving of the output end of the second rotary cylinder 505.

Further, referring to fig. 9, the press-fitting mechanism 6 includes: a third support frame 604, wherein the third support frame 604 is connected with the frame 101; a punch 601; the press-fitting cylinder 603 is arranged on the third supporting frame 604, the output end of the press-fitting cylinder 603 is connected with the punch 601, and the output end of the press-fitting cylinder 603 can move in the vertical direction; and a displacement sensor 602, wherein the displacement sensor 602 is mounted on a third support frame 604, and the displacement sensor 602 is used for measuring the displacement value of the punch 601 moving along the vertical direction.

Preferably, the displacement sensor 602 is a spring self-resetting displacement sensor, model number jeveren PY-2-F-075-S01M; the motion sensor 602 functions as: judging whether the shaft body is pressed in place or not; specifically, the controller is provided with a second preset value, the displacement sensor 602 transmits the measured displacement value to the controller, the controller compares the displacement value with the second preset value, if the displacement value is consistent with the second preset value, the controller indicates that the punch 601 downwards reaches the designated position, the shaft body is pressed and mounted in place, the controller controls the automatic piston shaft assembling machine to continue to operate, if the displacement value is not consistent with the second preset value, the controller determines that the punch 601 does not downwards reach the designated position, the shaft body is not pressed and mounted in place, the controller determines that the station, namely the pressing and mounting mechanism 6, is in fault, meanwhile, a fault signal is kept in a storage register of the controller, the turntable continuously rotates to drive the clamp 7 to reach the finished product blanking mechanism 8, at the moment, the controller outputs an alarm signal, controls the automatic piston shaft assembling machine to stop for waiting, simultaneously clears the fault signal in the storage register, and after a worker takes down the shaft body which is not pressed and mounted in place, the automatic piston shaft assembling machine is manually started, and then continues to operate.

Further, referring to fig. 10, the finished product blanking mechanism 8 includes: a fourth supporting frame 804, a first horizontal cylinder 801, a third vertical cylinder 802 and a fifth pneumatic claw 803; the fourth supporting frame 804 is connected with the machine frame 101, the first horizontal cylinder 801 is installed on the fourth supporting frame 804, an output shaft of the first horizontal cylinder 801 is connected with the third vertical cylinder 802, and an output end of the third vertical cylinder 802 is connected with the fifth pneumatic claw 803.

Further, referring to fig. 11, the fixture 7 includes a base 701, an inner core body 702, an outer cylinder body 703 and a spring 704, the base 701 is installed on the rotating disc body 1, the inner core body 702 is installed on the base 701, the outer cylinder body 703 is slidably sleeved outside the inner core body 702, and the spring 704 is disposed between the outer cylinder body 703 and the base 701; the inner core body 702 has a receiving groove 705 formed between the upper surface and a portion of the inner wall of the outer cylinder 703.

Preferably, a first gap is reserved between the clamp spring feeding mechanism 2 and the piston feeding mechanism 3, and a second gap is reserved between the laser detection mechanism 4 and the shaft body feeding mechanism 5.

When the clamping device is used, the rotating disc body 1 rotates to drive the clamp 7 to pass through the clamp spring feeding mechanism 2, and the clamp spring is pushed out through the circular truncated cone channel 205 by the pressure head 206 and falls into the accommodating groove 705 of the clamp 7; the rotary disc body 1 drives the clamp 7 to pass through the piston feeding mechanism 3, the first air claw 306 or the second air claw 307 grabs the piston from the piston material distributing cylinder 301, and the first rotary cylinder 305 and the first vertical cylinder 304 drive the first air claw 306 and the second air claw 307 to rotate and move, so that the first air claw 306 or the second air claw 307 puts the piston into the containing groove 705 of the clamp 7; the rotating disc body 1 drives the clamp 7 to pass through the laser detection mechanism 4, the laser ranging sensor 402 measures whether the position of a piston placed in the clamp 7 is installed in place, and if the measurement result is correct, the rotating disc body 1 continues to rotate; the rotating disc body 1 drives the clamp 7 to pass through the shaft body feeding mechanism 5, the third air claw 506 or the fourth air claw 507 grabs the shaft body from the shaft body distributing cylinder 501, and the second rotating cylinder 505 and the second vertical cylinder 504 drive the third air claw 506 or the fourth air claw 507 to rotate and move, so that the shaft body is sleeved outside the outer cylinder body 703 by the third air claw 506 or the fourth air claw 507; the rotating disc body 1 drives the clamp 7 to pass through the press-fitting mechanism 6, the press-fitting cylinder 603 drives the punch 601 to vertically move downwards, the punch 601 presses the shaft body downwards, the shaft body extrudes the outer cylinder body 703 to move downwards, the accommodating groove 705 disappears when the upper surface of the inner core body 702 is flush with the upper surface of the outer cylinder body 703, and the clamp spring is not radially extruded by the accommodating groove 705 and expands and deforms so as to be clamped with a clamp spring groove in the shaft body; meanwhile, the displacement sensor 602 measures the displacement value of the punch 601 moving along the vertical direction to judge whether the shaft body is pressed in place, and if the shaft body is pressed in place, the rotary disc body 1 continues to rotate; the rotary disc body 1 drives the clamp 7 to pass through a finished product blanking mechanism 8, the first horizontal cylinder 801 and the third vertical cylinder 802 drive the fifth gas claw 803 to horizontally and vertically move, the fifth gas claw 803 picks the pressed finished product and places the finished product into an appointed position, and the appointed position can be a finished product blanking tray or a finished product blanking conveyor belt; the above process is an assembly process of a piston shaft.

Further, but the jump ring feed mechanism 2, piston feed mechanism 3, laser detection mechanism 4, axis body feed mechanism 5, pressure equipment mechanism 6 and finished product unloading mechanism 8 simultaneous workings of this embodiment, carry out a plurality of equipment process steps promptly simultaneously, a plurality of equipment process steps are: as mentioned above, the process steps of the snap spring loading process performed by the snap spring loading mechanism 2, the piston loading process performed by the piston loading mechanism 3, the laser detection process performed by the laser detection mechanism 4, the shaft body loading process performed by the shaft body loading mechanism 5, the press-fitting process performed by the press-fitting mechanism 6, and the finished product unloading process performed by the finished product unloading mechanism 8 are two or more process steps. For example: referring to fig. 1, in the process that the rotary disc body 1 drives the clamps 7 to rotate, when a first clamp is located at the position of the clamp spring feeding mechanism 2 in the process that the rotary disc body 1 drives the clamps 7 to rotate, the clamp spring feeding mechanism 2 executes clamp spring feeding process steps so that the clamp spring is arranged on the first clamp; the rotary disc body 1 continues to rotate, so that the first clamp is far away from the clamp spring feeding mechanism 2 and reaches the position of the piston feeding mechanism 3, meanwhile, the second clamp moves to the position of the clamp spring feeding mechanism 2, at the moment, the piston feeding mechanism 2 executes clamp spring feeding process steps on the second clamp, and the piston feeding mechanism 3 executes piston feeding process steps on the first clamp; by analogy, the automatic piston assembling machine of the embodiment can form a production line processing mode, and different process steps are respectively executed for each clamp 7 at the same time.

In the prior art, a manual assembly mode is adopted, a worker is fatigued along with the increase of production time, and if the working time period before the worker is fatigued is a first time period and the working time period after the worker is fatigued is a second time period, the production speed is slower and slower after the worker is fatigued, so that the speed of producing products in the second time period is lower than that of producing the products in the first time period; in conclusion, the production efficiency is low due to the manual assembly mode.

In the embodiment, the automatic piston shaft assembling machine is adopted for assembly production, which is called machine production for short, and the machine does not generate fatigue along with the increase of production time, so that the speed of the machine for producing products in a first time period is equal to the speed of the machine for producing products in a second time period; then, assuming that the speed of the product produced by the machine is identical to the speed of the product produced by the human in the first period of time, it can be deduced from the above that the speed of the product produced by the machine is greater than the speed of the product produced by the human in the second period of time, and therefore, the number produced by the machine is greater than the number produced by the human in the sum of the first period of time and the second period of time, and the efficiency of the machine production is higher. In conclusion, the piston shaft automatic assembly machine of the embodiment has higher production efficiency compared with the prior art.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An automatic piston shaft assembling machine, comprising:

a frame (101);

the rotary disc body (1) is rotatably arranged on the rack (101) around a preset vertical axis, and a clamp (7) is arranged on the upper surface of the rotary disc body (1);

mounted on a frame (101) and arranged around a rotating disc (1): the clamp spring feeding mechanism (2), the piston feeding mechanism (3), the laser detection mechanism (4), the shaft body feeding mechanism (5), the press-fitting mechanism (6) and the finished product discharging mechanism (8);

the controller is used for controlling the rotation of the rotating disc body (1) and controlling the operation of the clamp spring feeding mechanism (2), the piston feeding mechanism (3), the laser detection mechanism (4), the shaft body feeding mechanism (5), the press-fitting mechanism (6) and the finished product discharging mechanism (8);

the fixture (7) is driven by the rotating disc body (1) to sequentially pass through the clamp spring feeding mechanism (2), the piston feeding mechanism (3), the laser detection mechanism (4), the shaft body feeding mechanism (5), the press-fitting mechanism (6) and the finished product discharging mechanism (8).

2. The automatic piston-shaft assembling machine according to claim 1, characterized in that the circlip feeding mechanism (2) comprises:

the mounting rack (211), the mounting rack (211) is installed on the frame (101);

the device comprises a preset plane (201), wherein the preset plane (201) is parallel to a horizontal plane;

the guide post (207) is used for stacking a plurality of clamp springs, the guide post (207) is vertically installed on the mounting rack (211), and the guide post (207) is located above the preset plane (201); a gap between the lower surface of the guide post (207) and the preset plane (201) forms a clamp spring material falling position (202), and the height of the clamp spring material falling position (202) is configured to be a first preset height;

a clamp spring press-fitting position (203);

a first channel (204) with two open ends, wherein the height of the first channel (204) is configured to be a second preset height, the length of the first channel (204) is configured to be a first preset length, and the width of the first channel (204) is configured to be a first preset width; the first channel (204) is positioned between the clamp spring press-fitting position (203) and the clamp spring material falling position (202), one end of the first channel (204) is opened towards the clamp spring press-fitting position (203), and the other end of the first channel is opened towards the clamp spring material falling position (202);

the push head (208), the push head (208) is movably arranged on the preset plane (201);

the first power cylinder (209), the first power cylinder (209) is installed on the mounting bracket (211), and the output shaft of the first power cylinder (209) is connected with the push head (208); the first power cylinder (209) is used for driving the push head (208) to move along the horizontal direction;

the circular truncated cone channel (205), the circular truncated cone channel (205) is located below the clamp spring press-fitting position (203), and the diameter of an opening at the upper end of the circular truncated cone channel (205) is larger than that of an opening at the lower end of the circular truncated cone channel (205);

the pressing head (206), the pressing head (206) is arranged above the clamp spring pressing position (203);

the second power cylinder (210), the second power cylinder (210) is installed on the mounting frame (211), and the output shaft of the second power cylinder (210) is connected with the pressure head (206); the second power cylinder (210) is used for driving the pressure head (206) to move along the vertical direction.

3. The automatic piston-shaft assembling machine according to claim 1, characterized in that the piston-feeding mechanism (3) comprises:

piston divides material cylinder (301), and the piston divides to be provided with on material cylinder (301): a first semicircular groove (302) for receiving a piston;

the first support frame (309), the first support frame (309) is connected with the frame (101);

the first grabbing component (303), the first grabbing component (303) is installed on the first supporting frame (309), and the first grabbing component (303) is located above the piston material distribution cylinder (301); the first grabbing component (303) is used for grabbing, moving and placing the piston in the first semicircular groove (302) into the clamp (7).

4. The automatic piston shaft assembling machine according to claim 3, wherein: the first grabbing assembly (303) comprises a first vertical air cylinder (304), a first rotating air cylinder (305), a first air claw (306) and a second air claw (307);

wherein the first vertical cylinder (304) is arranged on the first support frame (309), and the output shaft of the first vertical cylinder (304) is connected with the first rotary cylinder (305); the output end of the first rotary air cylinder (305) is connected with a first air claw (306) and a second air claw (307), and the output end of the first rotary air cylinder (305) can horizontally rotate;

the first gas claw (306) or the second gas claw (307) may be aligned up and down with the first semicircular slot (302).

5. The automatic piston shaft assembling machine according to claim 3 or 4, wherein: the laser detection mechanism (4) includes:

the bracket (401), the bracket (401) is connected with the first support frame (309);

the device comprises a laser ranging sensor (402), wherein the laser ranging sensor (402) is installed on a support (401), and the laser ranging sensor (402) is used for measuring the distance between a piston placed in a clamp (7) and the transmitting end of the laser ranging sensor (402).

6. The automatic piston shaft assembling machine according to claim 1, wherein: the shaft body feeding mechanism (5) comprises:

the shaft body distributing cylinder (501), the shaft body distributing cylinder (501) is installed on the rack (101), and a second semicircular groove (502) for containing the shaft body is formed in the shaft body distributing cylinder (501);

the second supporting frame (508), the second supporting frame (508) couples to framework (101);

the second grabbing component (503) is arranged on the second supporting frame (508) and is positioned above the shaft body material distributing cylinder (501); the second grabbing component (503) is used for grabbing, moving and placing the shaft body in the second semicircular groove (502) into the clamp (7).

7. The automatic piston shaft assembling machine according to claim 6, wherein: the second grabbing assembly (503) comprises a second vertical air cylinder (504), a second rotating air cylinder (505), a third air claw (506) and a fourth air claw (507);

wherein, the second vertical cylinder (504) is arranged on the second supporting frame (508), and the output shaft of the second vertical cylinder (504) is connected with the second rotary cylinder (505); the output end of the second rotary cylinder (505) is connected with the third air claw (506) and the fourth air claw (507), and the output end of the second rotary cylinder (505) can horizontally rotate;

the third air gripper (506) or the fourth air gripper (507) can be aligned with the second semi-circular groove (502) up and down.

8. The automatic piston-shaft assembling machine according to claim 1, wherein the press-fitting mechanism (6) comprises:

the third support frame (604), the third support frame (604) couples to framework (101);

a punch (601);

the press-fitting air cylinder (603), the press-fitting air cylinder (603) is installed on the third supporting frame (604), the output end of the press-fitting air cylinder (603) is connected with the punch (601), and the output end of the press-fitting air cylinder (603) can move in the vertical direction;

and the displacement sensor (602), the displacement sensor (602) is installed on the third supporting frame (604), and the displacement sensor (602) is used for measuring the displacement value of the punch (601) moving along the vertical direction.

9. Automatic piston-shaft assembling machine according to claim 1, characterized in that said finishing unloading mechanism (8) comprises:

a fourth supporting frame (804), a first horizontal cylinder (801), a third vertical cylinder (802) and a fifth pneumatic claw (803);

the fourth supporting frame (804) is connected with the rack (101), the first horizontal cylinder (801) is installed on the fourth supporting frame (804), an output shaft of the first horizontal cylinder (801) is connected with the third vertical cylinder (802), and an output end of the third vertical cylinder (802) is connected with the fifth air claw (803).

10. The automatic piston shaft assembling machine according to claim 1, characterized in that the clamp (7) comprises a base (701), an inner core body (702), an outer cylinder body (703) and a spring (704), wherein the base (701) is installed on the rotating disc body (1), the inner core body (702) is installed on the base (701), the outer cylinder body (703) is slidably sleeved outside the inner core body (702), and the spring (704) is arranged between the outer cylinder body (703) and the base (701); the inner core body (702) is provided with a containing groove (705) between the upper surface and part of the inner wall of the outer cylinder body (703).

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