CN109333054A - A temperature sensor automatic production equipment - Google Patents

Abstract

The invention relates to the field of automatic sensor production. An automatic production equipment for temperature sensors, comprising a frame and a lower shell feeding driving device fixedly mounted on it, a shrapnel feeding device, a shrapnel positioning and assembling device, an upper cover feeding and assembling device, a transition material distributing device, and a rivet assembling device , Finished product handling device and finished product collection device. The advantages of the temperature sensor automatic production equipment are high degree of automation, high work efficiency and high qualified rate of finished products.

Description

A temperature sensor automatic production equipment

technical field

The invention relates to the field of automatic production of sensors, in particular to the field of production of bimetallic shrapnel type temperature sensors.

Background technique

The bimetallic shrapnel temperature sensor is composed of two metal shrapnel with different expansion coefficients attached together. With the change of temperature, the different degree of metal expansion of the material causes the metal sheet to bend. The curvature of the bending can be converted into an output signal to measure the temperature value. . The temperature sensor is composed of a lower shell, a long shrapnel, a short shrapnel, an upper cover and rivets for riveting, which is difficult to produce and assemble. The existing assembly method is completed by manual assistance, and there are some equipment assembly, but it cannot cover the automatic assembly of all components. The shortcomings of the existing bimetal shrapnel temperature sensor production equipment are: 1. The degree of automation is low and the work efficiency is low; 2. The feeding of the small components of the micro switch cannot be accurately completed, and the error rate of the clips in the tray is high, resulting in The equipment failure rate is high; 3. When the workpiece is assembled, there will be dust and impurities inside, and the product qualification rate is low; 4. The assembly is unreliable, the position accuracy is low, and it is easy to loosen; 5. There will be a long wait between the technological processes.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a temperature sensor automatic production equipment with high degree of automation, high work efficiency and high qualified rate of finished products.

In order to achieve the above purpose, the technical solution adopted by the present invention is: an automatic production equipment for temperature sensors, including a frame and a lower shell feeding drive device, a spring plate feeding device, a spring plate positioning and assembling device, an upper Cover feeding and assembling device, transition feeding device, rivet assembling device, finished product handling device and finished product collecting device; there are two sets of shrapnel feeding devices, located on both sides of the lower shell feeding driving device, respectively used for feeding long and short shrapnel ;The shrapnel positioning and assembling device is connected with the shrapnel feeding device for assembling the long shrapnel, which is used to position and turn the long shrapnel first, and then transport and assemble it into the lower shell in the lower shell feeding drive device; the upper cover feeding and assembling The device is used to realize the feeding of the upper cover, and to assemble the upper cover into the lower shell of the lower shell feeding drive device; the transition material distribution device is connected with the lower shell feeding drive device, and is used to accept the workpiece and realize it. The left and right materials are divided into the left and right rivet assembly devices intermittently; the rivet assembly devices are two groups, and the lower shell and the upper cover that have been assembled with the two internal shrapnel are riveted by rivets; the finished product handling device is located above the rivet assembly device. To transport the assembled temperature sensor to the finished product collection device;

The shrapnel positioning and assembling device includes a first handling component, an installation profile, a fifth air cylinder, a fourth linear rail shifting component, a stepping motor, a moving folding plate, a second finger air cylinder and a clamping and positioning block; the first handling component is fixedly installed on the machine. On the frame, two-dimensional movement and clamping are realized; the fifth cylinder is installed on the frame through the installation profile, the moving folded plate is moved and connected to the installation profile through the fourth linear shift rail assembly, and the telescopic end of the fifth cylinder is connected to the movable fold. The plates are connected; the stepping motor is installed on the moving folding plate, the second finger cylinder is installed on the output shaft of the stepping motor, the clamping and positioning block is provided with a convex and concave block, and the upper end of the convex and concave block is a convex block with a chamfer. The lower end is a concave block corresponding to the square opening on the long shrapnel;

The transition material distribution device includes a seventh air cylinder, a fifth linear moving rail assembly, a receiving block, a moving plate and a removing assembly; the moving plate is installed on the frame through the fifth linear moving rail assembly, and the seventh air cylinder is installed on the frame , the seventh cylinder mandrel is connected with the moving plate, and the seventh cylinder drives the moving plate to move; the receiving block is two fixedly arranged on the moving plate; the center of the receiving block is provided with a groove for the passage of the removal fork, The upper end of the receiving block is provided with flutes for placing workpieces, and the flutes are provided with chamfers; there are two sets of removal components, which correspond to the feeding ports of the two sets of rivet assembly devices respectively. The removal components include an eighth cylinder, a pusher Block and guide block, the guide block is fixed on the frame, the push block moves and fits in the guide block, the front end of the push block is provided with a bayonet that matches the workpiece, and the lower edge of the bayonet is provided with an inclination angle. When the workpiece is lifted; the eighth cylinder is installed on the guide block, and the telescopic end of the eighth cylinder is connected to the push block;

The finished product handling device includes a third handling component and a support; the third handling component is two sets, which are installed on the frame through the support and located above the rivet assembly device. The third handling component moves in three dimensions and is installed on the support. There are workpiece suction cups and finished material cup suction cups, and the workpiece suction cups and the finished material cup suction cups are respectively used to transport the finished product to the finished product material tray and the finished material tray from the finished product collection device;

The finished product collection device includes a collection platen, a finished product tray and an empty and full plate switching component; the collection platen is fixedly installed on the frame, located on the side of the rivet assembly device, and the finished product plate is placed in the collection platen; the empty and full platen The switching assembly is installed next to the collection table, and is used to collect the stacked empty trays and the full trays put into the finished products; the handling of the finished trays in the collection table and the empty and full tray switching components is completed by the finished product handling device.

A temperature sensor automatic production equipment using the above technical solution, the lower shell feeding drive device is moved by the moving and unloading fork, and the processing station is fixed. Compared with the belt type and chain type drive station, the precision is higher. Compared with manipulator handling, the structure is simple and compact, the efficiency is higher, the assembly effect is better, and the equipment failure rate is low; The applicability is more common; the shrapnel positioning and assembling device makes the assembly more accurate and successful, and the overturning process is added. Compared with the original shrapnel, it avoids the deformation damage to the shrapnel caused by clamping in the inverted state; The material and assembly device is solved by electrostatic blowing, which improves the quality and qualification rate of the product; the transitional material distribution device is intermittently cyclically sorted to both sides, which improves the work efficiency, makes the working path change from one to multiple, and avoids different process time-consuming. The problem of equipment stoppage is caused; the rivet assembly device makes the rivet assembly more convenient through the setting of the rivet carrier plate, and the use of straightening blocks and preloading columns makes the precision and strength of the subsequent riveting better. The advantages of the temperature sensor automatic production equipment are high degree of automation, high work efficiency and high qualified rate of finished products.

Description of drawings

FIG. 1 is a schematic diagram of an explosion structure according to an embodiment of the present invention.

Figure 2 is a composition diagram of the product components.

Figure 3 is a schematic diagram of the explosion structure of the lower shell feeding drive device.

Figure 4 is a schematic diagram of the explosion structure of the shrapnel feeding device.

FIG. 5 is a schematic diagram of the structure of the positioning seat.

FIG. 6 is a schematic diagram of the explosion structure of the shrapnel positioning and assembling device.

FIG. 7 is a schematic diagram of the explosion structure of the upper cover feeding and assembling device.

Figure 8 is a schematic diagram of the explosion structure of the transition material distribution device.

FIG. 9 is a schematic diagram of an exploded structure of a rivet assembly device.

FIG. 10 is a schematic diagram of the explosion structure of the rivet feeding mechanism.

FIG. 11 is a schematic diagram of the exploded structure of the rivet assembly mechanism.

FIG. 12 is a schematic diagram of the explosion structure of the upper riveting and pressing mechanism.

FIG. 13 is a schematic diagram of the explosion structure of the finished product handling device.

FIG. 14 is a schematic diagram of the explosion structure of the finished product collection device.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and embodiments.

As shown in Figure 1, an automatic production equipment for temperature sensors includes a frame (1), a lower shell feeding drive device (2), a spring plate feeding device (3), and a spring plate positioning and assembling device (2) fixedly installed on it. 4), upper cover feeding and assembly device (5), transition material distribution device (6), rivet assembly device (7), finished product handling device (8) and finished product collection device (9).

As shown in Figure 2, the temperature sensor includes a lower shell (101), an upper cover (102), a long elastic piece (103), a rivet (104) and a short elastic piece (105). Inside the upper cover (102), rivets (104) are used for fixing the lower shell (101) and the upper cover (102) together. The lower shell feeding driving device (2) is used for feeding the rear shell and driving the stepwise feeding of the rear shell to reach the corresponding station for corresponding operations; the shrapnel feeding device (3) is composed of two groups, located on the lower shell The two sides of the material driving device (2) are used for feeding the long and short shrapnel respectively; the shrapnel positioning and assembling device (4) is connected with the shrapnel feeding device (3) for assembling the long shrapnel (103), and is used for the long shrapnel ( 103) First perform positioning and flipping, and then transport and assemble it into the lower casing in the lower casing feeding drive device (2); the upper casing feeding and assembling device (5) is used to realize the feeding of the upper casing and the It is assembled into the lower shell in the lower shell feeding drive device (2); the transition material distribution device (6) is connected with the lower shell feeding drive device (2), and is used to accept the workpiece and realize the left and right distribution. Intermittently enter the left and right rivet assembly devices (7); the rivet assembly devices (7) are two groups, and the lower shell and the upper cover that have been assembled with the two internal shrapnel are riveted by rivets; the finished product handling device (8) is located in the rivet Above the assembling device (7) is used to transport the assembled temperature sensor to the finished product collecting device (9) for unloading.

As shown in Figure 3, the lower shell feeding drive device (2) includes a lower shell centrifugal disc (21), a vibrating feeding rail (22), a first air cylinder (23), a lower shell pushing block (24), a product limiter Position bar (25), product positioning block (26), removal fork (27), second cylinder (28), middle folded plate (29), first linear rail assembly (210), second linear rail The assembly (211) and the third cylinder (212); the lower shell centrifugal disc (21) and the vibrating feeding rail (22) are installed on the frame (1), and the vibrating feeding rail (22) and the lower casing centrifugal disc ( 21) Connected to each other for orderly feeding of the lower shell; the product limit bars (25) are two installed on the rack (1), and there is a gap between the two product limit bars (25). The inner side of the product limiting strip (25) is provided with a step for placing the lower shell, and the product limiting strip (25) is provided with a square hole at the corresponding station for the entry of the gripping hand when the shrapnel is loaded; the product positioning block (26) Installed on the product limit bar (25), there are three stations on the product limit bar (25), along the feeding to the discharging direction, the short shrapnel loading station (251) and the long shrapnel loading station (252) And the upper cover station (253), the short shrapnel station (251) are only installed with two product positioning blocks (26) on the discharge side to facilitate the push-in of the lower shell, the long shrapnel station (252) and the The cover station (253) is equipped with product positioning blocks (26) on both sides for complete positioning of the lower shell; the first cylinder (23) is installed on the frame (1) through the connecting piece, and the first cylinder (23) ) is located at the feed end of the product limit bar (25); the lower shell pusher block (24) is installed on the first cylinder (23), and the width of the lower end of the pusher block (24) is the same as the width of the two product limit bars (25). ), the pusher block (24) slides at the gap, and the side of the pusher block (24) is provided with a projection for pushing the lower shell; The three notches are matched with the shape of the lower shell. The removal and removal fork (27) is connected to the vertical plate of the middle folded plate (29) through the second linear rail shifting assembly (211). The removal and removal fork (211) 27) is located below the center of the two product limit bars (25); the second air cylinder (28) is installed on the middle folded plate (29), and the telescopic end of the second air cylinder (28) is connected with the moving and reclaiming fork (27) , the second cylinder (28) drives the moving and reclaiming fork (27) to move vertically; the horizontal plate of the middle folded plate (29) is connected to the frame (1) through the first linear rail assembly (210), and the third cylinder (212) is installed on the frame (1), the telescopic end of the third air cylinder (212) is connected with the middle folded plate (29), and the third air cylinder (212) drives the middle folded plate (29) to move horizontally.

When the lower shell feeding drive device (2) is in operation, after the lower shell comes out through the vibrating feeding rail (22), the first cylinder (23) extends, and drives the lower shell pushing block (24) to push out the lower shell until the lower shell is pushed out. When the product positioning block (26) is encountered, the short shrapnel is assembled at this station; then the second cylinder (28) is extended to lift the removal fork (27), insert and lift the lower shell, and then the first The three cylinders (212) are retracted to drive the removal fork (27) to travel a distance of one station, and the lower shell is put down through the retraction of the second cylinder (28) to complete the transportation of the workpiece, and the final workpiece is transported to the transition point. in the feeding device (6).

The lower shell feeding drive device (2) solves the problem of low positional accuracy when the lower shell moves between stations. By moving the material fork (27), the processing station is fixed. Compared with the belt type and chain Compared with the manipulator handling, the structure is simple and compact, the efficiency is higher, the assembly effect is better, and the equipment failure rate is low.

As shown in FIG. 4 , the shrapnel feeding device (3) includes a tray frame (31), a third linear rail assembly (32), a fourth cylinder (33), a tray (34), a conveying platform (35), A spring clip clamping component (36), a spring detection and positioning component (37), a material tray suction component (38) and a first moving module (39); the material tray frame (31) is connected by a third linear shift rail component (32) On the rack (1), two stacks of trays (34) are placed on the tray frame (31), one stack is full trays and the other is empty trays, and the trays (34) are provided with springs of corresponding specifications. groove; the fourth cylinder (33) is installed on the frame (1), the telescopic end of the fourth cylinder (33) is connected with the material tray frame (31), and the fourth cylinder (33) drives the tray (31) to move back and forth to switch the trays; the transport table (35) is installed on the frame (1), and the transport table (35) is provided with a positioning block (351) for positioning the tray (34); the first moving module (39) is fixed It is arranged on the transport table (35), and the clip clipping assembly (36), the clip detection and positioning module (37) and the tray suction module (38) are all installed on the moving end of the first moving module (39). The picking component (36), the spring piece detection and positioning component (37) and the material tray suction component (38) are respectively used for the clipping of the spring pieces, the detection of the spring pieces and the removal of the material tray; the spring piece clamping component (36) includes a fifth cylinder (361), the first finger air cylinder (362) and the gripping claw (363), the fifth air cylinder (361) is vertically installed on the first moving module (39), and the first finger air cylinder (362) is installed through the connecting piece On the telescopic end of the fifth air cylinder (361), the clamping claws (363) are installed on the two telescopic ends of the first finger air cylinder (362); the spring piece detection and positioning assembly (37) includes a CCD camera (371) and a light source (372) , the CCD camera (371) is located above the light source (372), the light source (372) is used to illuminate the shrapnel below it, and the CCD camera (371) is used to detect whether the appearance of the shrapnel is qualified; the tray suction assembly (38) includes a first The motor (381), the fourth linear moving rail assembly (382), the suction cup group (383), the screw assembly (384) and the mounting plate (385); the mounting plate (385) is fixedly installed on the first moving module (39) On the moving end of the first motor (381), the first motor (381) is installed on the mounting plate (385), the output shaft of the first motor (381) is connected with the screw assembly (384), and the suction cup group (383) passes through the fourth linear rail shifting assembly (382) is connected to the mounting plate (385), and drives the suction cup group (383) up and down through the screw assembly (384).

When the shrapnel feeding device (3) is in operation, the material tray frame (31) can be moved. By switching the empty material tray and the full material tray, the material tray is moved by the first moving module (39) and the material tray suction assembly (38). It is transported to the transport platform (35), the shrapnel in the material tray (34) is detected by the shrapnel detection and positioning assembly (37) for its exact position, and then the shrapnel clamping assembly (36) transports the shrapnel to the corresponding position, specifically: in the When assembling the short shrapnel at the short shrapnel loading station (251), the corresponding shrapnel feeding device (3) first transports the shrapnel from the material tray (34) to the positioning seat (301) shown in Figure 5, and the positioning seat ( 301) There is a quadrangular pyramid on the top. The advantage is that it is convenient to insert the shrapnel and has a certain fault tolerance. It corresponds to the square hole on the short shrapnel (105). The short shrapnel (105) is naturally positioned during the falling process. 36) Assemble it into the lower shell; when assembling the long shrapnel at the long shrapnel loading station (252), the corresponding shrapnel feeding device (3) transports the shrapnel to the shrapnel positioning and assembling device (4), and after the positioning is turned over Assemble it to the other end of the lower case.

The shrapnel feeding device (3) solves the problem of inaccurate material fetching in the feeding tray. The CCD camera (371) detects and assists in positioning, so that the shrapnel is more accurate in the clamping process, and the applicability to the feeding tray is more general.

As shown in FIG. 6 , the shrapnel positioning and assembling device (4) includes a first conveying assembly (41), a mounting profile (42), a fifth air cylinder (43), a fourth linear rail shifting assembly (44), and a stepping motor (45) ), a moving folding plate (46), a second finger cylinder (47) and a clamping and positioning block (48); the first handling assembly (41) is fixedly installed on the frame (1), which can realize two-dimensional movement and Clamping; the fifth cylinder (43) is installed on the frame (1) through the installation profile (42), and the moving folded plate (46) is moved and connected to the installation profile (42) through the fourth linear shift rail assembly (44), The telescopic end of the fifth air cylinder (43) is connected with the moving folded plate (46); the stepping motor (45) is installed on the moving folded plate (46), and the second finger air cylinder (47) is installed on the side of the stepping motor (45). On the output shaft, the clamping positioning block (48) is provided with a convex and concave block, the upper end of the convex and concave block is a convex block with a chamfer, and the lower end is a concave block corresponding to the square opening on the long elastic piece (103).

When the shrapnel positioning and assembling device (4) is working, the shrapnel feeding device (3) transports the long shrapnel (103), and the clamping and positioning block (48) is used for clamping and positioning, and then the stepping motor (45) rotates 180 At the same time, the fifth air cylinder (43) moves the moving folding plate (46) to a designated position, and is transported and assembled into the lower casing in the lower casing feeding driving device (2) by the first transporting assembly (41).

The shrapnel positioning and assembling device (4) solves the problem of low accuracy of shrapnel assembly and the overturning process of the long shrapnel (103). The shrapnel is positioned before assembly, so that the assembly accuracy and success rate are higher, and the overturning process is added. Compared with the shrapnel, it avoids the deformation damage to the shrapnel caused by the clipping in the flipped state.

As shown in FIG. 7 , the upper cover feeding and assembling device (5) includes an upper cover centrifugal disc (51), a second vibrating material rail (52), a second conveying component (53), a material receiving plate (54), an upper cover Top block (55), sixth cylinder (56), sixth cylinder seat (57), second CCD detection assembly (58), electrostatic blowing assembly (59) and installation column (510); upper cover centrifugal disc (51) ) and the second vibrating material rail (52) are fixed on the frame (1), the second vibrating material rail (52) is connected with the upper cover centrifugal disc (51), and the upper cover in the upper cover centrifugal disc (51) passes through The second vibrating material rails (52) are transported to the feeding plate (54) in an orderly manner; the second conveying assembly (53) is installed on the frame (1), and the second conveying assembly (53) is used to transport the feeding plate (53). The upper cover in 54) is transported to the lower shell feeding drive device (2); the material receiving plate (54) is installed on the frame (1) through the connecting piece, and the material receiving plate (54) is provided with a length corresponding to the length of the upper cover. Matching groove, the top cover block (55) is installed on the telescopic end of the sixth cylinder (56), the top cover block (55) matches the groove of the feed plate (54), the sixth cylinder (56) The sixth cylinder seat (57) is installed on the frame (1); the second CCD detection assembly (58) is fixed on the installation column (510), and is used to detect whether the upper cover in the material receiving plate (54) is in place; The electrostatic blowing assembly (59) is installed on the installation column (510), and is used to perform dust removal operation on the inside of the workpiece before assembling the cover plate.

When the upper cover feeding and assembling device (5) is in operation, the upper cover enters the material receiving plate (54) through the second vibrating material rail (52), and then the sixth air cylinder (56) drives the upper cover top block (55) to push out and push out the upper cover. The upper cover is pressed against the groove wall of the material receiving plate (54) for positioning. At this time, the next upper cover of the second vibrating material rail (52) cannot be discharged; it is detected by the second CCD detection component (58) and then driven The second transport assembly (53) transports and assembles the upper cover to the workpiece of the lower casing feeding drive device (2).

The upper cover feeding and assembling device (5) solves the problem of dust and impurities inside the temperature sensor during assembly, and solves the problem of dust and impurities inside through electrostatic blowing, thereby improving product quality and qualification rate.

As shown in FIG. 8 , the transition material distribution device (6) includes a seventh cylinder (61), a fifth linear moving rail assembly (62), a receiving block (63), a moving plate (64) and a removing assembly (65) ; The moving plate (64) is installed on the frame (1) through the fifth linear moving rail assembly (62), the seventh air cylinder (61) is installed on the frame (1), and the seventh air cylinder (61) mandrel is connected with the moving The plates (64) are connected, and the seventh cylinder (61) drives the moving plate (64) to move; the receiving block (63) is two fixedly arranged on the moving plate (64); In the groove where the removal fork (27) passes, the upper end of the receiving block (63) is provided with grooves for placing workpieces, and the grooves are provided with chamfers to facilitate the insertion of the workpieces; the removal assembly (65) is two group, respectively corresponding to the feed ports of the two groups of rivet assembly devices (7). The removal assembly (65) includes an eighth cylinder (651), a push block (652) and a guide block (653). The guide block (653) is fixed On the frame (1), the push block (652) is moved to fit in the guide block (653), the front end of the push block (652) is provided with a bayonet that matches the workpiece, and the lower edge of the bayonet is provided with an inclination angle. When the push block (652) is pushed out, the workpiece is lifted; the eighth cylinder (651) is installed on the guide block (653), and the telescopic end of the eighth cylinder (651) is connected with the push block (652).

When the transition material distribution device (6) is in operation, the receiving block (63) moves back and forth under the driving of the seventh cylinder (61) to ensure that the receiving block (63) is always in the middle position, and the removal fork (27) will The workpiece assembled in the previous process is placed on the receiving block (63) in the middle position, and the receiving block (63) is intermittently sorted to both ends during the back and forth movement, and the workpiece is loaded to the corresponding The two ends of the rivet assembly device (7).

The transition material separation device (6) solves the problem of sorting the workpiece to the two rivet assembling devices (7), and it is intermittently and cyclically sorted to both sides, which improves the work efficiency, makes the working path change from one to multiple, and avoids the process of The time-consuming difference causes the problem of equipment stoppage.

As shown in Figure 9, the rivet assembly device (7) includes a rivet feeding mechanism (71), a rivet handling device (72), a rivet assembly mechanism (73) and an upper riveting pressing mechanism (74); a rivet feeding mechanism (71) It is used for sorting and feeding of rivets. The sorted rivets are transported to the rivet assembly mechanism (73) by the rivet transport device (72), and then the rivet assembly mechanism (73) and the upper riveting pressing mechanism (74) arranged above it. ) work together to rive the temperature sensor to complete the assembly.

As shown in Figure 10, the rivet feeding mechanism (71) includes a rivet centrifugal disc (711), a mounting seat (712), a ninth air cylinder (713), a material distribution push block (714), a material distribution seat (715) and an end The rivet centrifugal disc (711) is installed on the frame (1), and the discharge rail (717) transports the rivets (104) in an orderly manner into the distribution seat (715); the mounting seat (712) is fixedly set On the frame (1), the ninth air cylinder (713) is installed on the mounting seat (712), the material distribution push block (714) is fixedly connected with the telescopic end of the ninth air cylinder (713), and the material distribution push block (714) The end is provided with a narrow strip, and the narrow strip moves and fits in the groove of the distribution seat (715); ; The distribution seat (715) is provided with a groove that matches the shape of the rivet (104), and the cross-sectional shape of the groove is a "convex" shape with a lower width and a narrow upper, so that the rivet is arranged in it, and the end of the slot is provided with a gap For clamping; the end baffle (716) is installed at the end of the material distribution seat (715) to block the sorted rivets.

When the rivet feeding mechanism (71) is in operation, the rivets come out through the discharge rail (717) and then reach the feeder seat (715), and then the ninth cylinder (713) extends to drive the feeder push block (714) to push out, pushing out the feeder block (714). A single rivet is pushed to the side of the end baffle (716), and is then picked up and transported by the rivet handling device (72) into the rivet assembly mechanism (73).

The rivet feeding mechanism (71) solves the problem that the rivets are small and difficult to pick up, and the rivets are sorted by the dividing seat (715), so that the positions of the rivets selected each time can be fixed, which is convenient for the rivet handling device (72) to work accurately and efficiently. Makes rivet feeding more efficient.

As shown in FIG. 11 , the rivet assembly mechanism (73) includes a base (731), a product seat (732), a tenth cylinder (733), a rivet carrier plate (734), a rivet blanking seat (735), and a straightening block ( 736), lower jacking block (737), sixth linear rail assembly (738), inclined slider (739), seventh linear rail assembly (7310), eleventh cylinder (7311) and guide plate (7312) ); the base (731) is fixed on the frame (1), and the base (731) has horizontal and vertical square holes; the guide plate (7312) is installed above the base (731), and the product seat (732) ) is installed on the guide plate (7312) for placing the workpiece to be riveted; the tenth cylinder (733) is installed on the guide plate (7312), and the telescopic end of the tenth cylinder (733) is in contact with the rivet carrier plate (734). connection; the rivet carrier plate (734) is provided with two circular through holes (7341) for receiving rivets, and the upper end of the rivet carrier plate (734) is provided with a bump (7342) for controlling the travel; The plate (734) is movably fitted in the guide plate (7312); the rivet blanking seat (735) is two symmetrically arranged on the guide plate (7312), and the rivet blanking seat (735) is provided with a rivet blanking hole, It is located just above the circular through hole (7341) of the rivet carrier plate (734) in the reset state; the straightening block (736) is installed on the product seat (732), and the straightening block (736) is provided with a chamfer, so that the workpiece can be placed When it reaches the product seat (732), it is constrained by the oblique angle of the straightening block (736), so that the workpiece is located in the middle, so that it can be positioned; the upper end of the lower lifting block (737) is provided with two rivets that are connected to the two rivets in the workpiece. The matching cylinder (7371) has an oblique angle at the lower end of the lower jacking block (737), and the lower jacking block (737) is moved and connected to the side of the base (731) through the sixth linear rail assembly (738); The block (739) is an inclined wedge, the inclined slider (739) is moved and connected under the horizontal square hole of the base (731) through the seventh linear rail assembly (7310), and the eleventh cylinder (7311) is installed at the bottom of the base (731). On the base (731), the telescopic end of the eleventh cylinder (7311) is fixedly connected with the inclined slider (739).

When the rivet assembly mechanism (73) is working, the rivet is put into the round hole in the rivet blanking seat (735) through the rivet conveying device (72), and when the tenth cylinder (733) drives the rivet carrier plate (734) to shrink, The rivet falls into the round hole in the rivet carrier plate (734), and then the tenth cylinder (733) is extended to push the rivet carrier plate (734) to the bump (7342) and the straightening block on the rivet carrier plate (734). (736) contact, so that the rivet is located directly below the workpiece; then the eleventh cylinder (7311) is extended, driving the inclined slider (739) to move out, and vertically jacking up the lower lifting block (737) in contact with it , the two cylinders (7371) of the lower jacking block (737) are lifted to push the rivet into the workpiece, and work together with the upper riveting pressing mechanism (74) to rive the workpiece.

The rivet assembly mechanism (73) solves the problem that the driving parts of the lower jacking block (737) are easily damaged during riveting and the problem that the lower jacking block (737) is prone to displacement. The direct installation of the cylinder drive mode can effectively protect the cylinder, and can also make full use of the space and accurately control the ascending distance.

As shown in FIG. 12 , the upper riveting mechanism (74) includes a riveting seat (741), an eleventh cylinder (742), a lifting frame (743), a preloading column (744), a riveting column (745) and a spring (746); the riveting base (741) is fixed on the frame (1), the eleventh cylinder (742) is installed on the riveting base (741), the telescopic end of the eleventh cylinder (742) is connected to the lifting frame (743) ) are connected, the lifting frame (743) is moved and connected in the riveting pressure seat (741); the lower end of the lifting frame (743) is installed with two riveting pressure columns (745) for riveting rivets, and the middle of the riveting pressure column (745) There is a pre-compression column (744), and the pre-compression column (744) is connected with the lifting frame (743) through a spring (746) for pre-compression and clamping of the workpiece.

When the upper riveting and pressing mechanism (74) is in operation, the rivet carrier plate (734) is lifted and lowered by the eleventh cylinder (742), and the riveting is performed during the descending process. Fixed, the spring (746) is squeezed, and then the riveting column (745) is in contact with the rivet in the workpiece to achieve riveting together with the two columns (7371) of the lower jacking block (737).

The rivet assembly device (7) solves the problem of rivet assembly from bottom to top, and the rivet assembly is more convenient through the setting of the rivet carrier plate (734). The precision and strength of riveting are higher.

As shown in Figure 13, the finished product handling device (8) includes a third handling component (81) and a support (82); the third handling component (81) consists of two groups, which are installed on the frame through the support (82), Located above the rivet assembling device (7), the third conveying assembly (81) realizes three-dimensional movement, and a workpiece suction cup (84) and a finished material cup suction cup (85) are installed on the support (82), and the workpiece suction cup (84) The suction cups (85) and the finished product trays are respectively used to transport the processed products into the finished product trays and to transport the finished product trays from the finished product collection device (9).

As shown in FIG. 14 , the finished product collecting device (9) includes a collecting platen (91), a finished product tray (92) and an empty and full plate switching assembly (93); the collecting platen (91) is fixedly installed on the rack (1) ) on the side of the rivet assembly device (7), the collection platen (91) is placed with a finished material tray (92), and the position is limited by the protrusions around the collection platen (91); the empty and full material plate switching assembly ( 93) Installed beside the collecting platen (91), used to collect the stacked empty trays and the full trays put into the finished product; ) is handled by the finished product handling device (8).

During operation, the lower shell feeding driving device (2) realizes the feeding and stepping feeding of the lower shell, and serves as a carrier to assemble the shrapnel and the upper cover; the shrapnel at both ends of the workpiece are divided into long shrapnel and short shrapnel. When assembling the short shrapnel, the shrapnel feeding device (3) is used to complete it; when assembling the long shrapnel, the long shrapnel is transported to the shrapnel positioning and assembling device (4) through the shrapnel feeding device (3) for positioning and turning. Then, it is assembled by the shrapnel positioning and assembling device (4); after the assembly of the two shrapnel is completed, the upper cover is assembled by the upper cover feeding and assembling device (5), and the assembled workpiece is divided into the left and right by the transition material distribution device (6). Two-way processing route; then the rivet assembly device (7) assembles and rives the rivets to complete the assembly of the product, and finally transports the processed product to the finished product collection device (9) through the finished product handling device (8) to complete the process. collect.

The temperature sensor automatic production equipment of this patent, the lower shell feeding drive device moves through the removal and removal fork, and the processing station is fixed. Compared with the belt type and chain type drive station, the precision is higher. The structure is simple and compact, the efficiency is higher, the assembly effect is better, and the equipment failure rate is low; the shrapnel feeding device is detected by a CCD camera to assist the positioning, making the shrapnel more accurate in the clamping process, and the applicability to the material tray is more common; The shrapnel positioning and assembling device makes the assembly more accurate and successful, and increases the turnover process. Compared with the original shrapnel, it avoids the deformation damage to the shrapnel caused by clamping in the inverted state; The air blowing solution can improve the quality and qualification rate of the product; the transition material separation device is intermittently cyclically separated to both sides, which improves the work efficiency, makes the working path change from one to multiple, and avoids the problem of equipment stoppage caused by different process time-consuming. ; The rivet assembly device makes the rivet assembly more convenient through the setting of the rivet carrier plate, and the use of straightening blocks and pre-pressing columns makes the precision and strength of the subsequent pressing riveting better.

Claims (1)

1. a kind of temperature sensor automated production equipment, it is characterised in that including rack (1) and under being fixedly mounted on it Shell feeding driving device (2), elastic slice feeding device (3), elastic slice positioning assembling device (4), upper cover feeding and assembling device (5), Transition feeding-distribution device (6), rivet assembling device (7), finished product handling device (8) and finished product collection device (9)；Elastic slice feeding device (3) it is two groups, is located at the two sides of lower casing feeding driving device (2), is respectively used to the feeding of length elastic slice；Elastic slice positioning assembling dress It sets (4) and is mutually connected with the elastic slice feeding device (3) for assembling long elastic slice (103), turned over for first carrying out positioning to long elastic slice (103) Turn, is then carried in the lower casing being assembled into lower casing feeding driving device (2)；Upper cover feeding and assembling device (5) are used for It realizes the feeding of upper cover, and upper cover is assembled into the lower casing in lower casing feeding driving device (2)；Transition feeding-distribution device (6) Mutually it is connected with lower casing feeding driving device (2), for accepting workpiece and being realized left and right sub-material, intermittently enters two rivetings in left and right It follows closely in assembling device (7)；Rivet assembling device (7) is two groups, by rivet to the lower casing of assembled two elastic slices in inside and Upper cover carries out riveted；Finished product handling device (8) is located above rivet assembling device (7), the temperature sensing for will be completed Device is transported in finished product collection device (9)；

It includes the first carrying component (41), installation profile (42), the 5th cylinder (43), the 4th line that elastic slice, which positions assembling device (4), Property move rail assembly (44), stepper motor (45), mobile folded plate (46), second finger cylinder (47) and clamp locating piece (48)；The One, which carries component (41), is fixedly mounted on rack (1), realizes the movement and clamping of two dimensions；5th cylinder (43) passes through peace Dress profile (42) is mounted on rack (1), and mobile folded plate (46) are being installed by the 4th linear rail assembly (44) mobile connection that moves On profile (42), the 5th cylinder (43) telescopic end is connected with mobile folded plate (46)；Stepper motor (45) is mounted on mobile folded plate (46) on, second finger cylinder (47) is mounted on the output shaft of stepper motor (45), and clamping locating piece (48) is equipped with convex-concave Block, the upper end of convexo-concave block are the convex blocks with chamfering, and lower end is concave block corresponding with the square opening on long elastic slice (103)；

Transition feeding-distribution device (6) includes the 7th cylinder (61), the 5th linear shifting rail assembly (62), picks up block (63), movable plate (64) it and pipettes component (65)；Movable plate (64) is mounted on rack (1) by the 5th linear move rail assembly (62), the 7th cylinder (61) it is mounted on rack (1), the 7th cylinder (61) mandrel is connected with movable plate (64), and the 7th cylinder (61) drives movable plate (64) mobile；Pick up two pieces that block (63) is fixedly disposed on movable plate (64)；Block (63) center is picked up to be equipped with for pipetting The current groove of material fork (27) picks up block (63) upper end and groove for placing workpiece is arranged, is provided with chamfering in groove；It pipettes Component (65) is two groups, respectively corresponds the feed inlet of two groups of rivet assembling devices (7), and pipetting component (65) includes the 8th cylinder (651), push block (652) and guide pad (653), guide pad (653) are fixed on rack (1), the mobile cooperation of push block (652) In guide pad (653), push block (652) front end is equipped with the bayonet with work piece match, and the lower edge of bayonet is equipped with inclination angle, in pushing tow When block (652) is released, workpiece is lifted；8th cylinder (651) is mounted on guide pad (653), and the 8th cylinder (651) is stretched Contracting end is connected with push block (652)；

Finished product handling device (8) includes that third carries component (81) and supporting element (82)；It is two groups that third, which carries component (81), is led to It crosses supporting element (82) to be mounted on the rack, is located at the top of rivet assembling device (7), third carries component (81) and realizes three dimensions Degree moves, and is equipped with workpiece sucker (84) and finished product charging tray sucker (85), workpiece sucker (84) and finished product material on supporting element (82) Disk sucker (85), which is respectively used to will to process finished product and is transported to finished product charging tray, to be neutralized finished product charging tray from finished product collection device (9) It carries；

Finished product collection device (9) includes that collection platen (91), finished product charging tray (92) and sky are full charging tray changeover module (93)；Collection table Plate (91) is fixedly mounted on rack (1), is located at rivet assembling device (7) side, is collected in platen (91) and is placed with finished product material Disk (92)；Sky full charging tray changeover module (93), which is mounted on, collects platen (91) side, stacks empty tray for collection and is put into finished product Full charging tray；Finished product charging tray (92) carries dress by finished product in the carrying collected in platen (91) and empty full charging tray changeover module (93) Set (8) completion.