Cold upsetting forming device and process for press rivet blank

Abstract

The application provides a cold upsetting forming device and process for a press-in screw blank, and relates to the technical field of press-in screw processing. The device comprises a mounting bracket, a raw material driving element, a raw material cutting element, an intermittent conveying element and a detection control element. The raw material cutting block a is fixedly installed on the mounting bracket. The raw material driving element is installed on the mounting bracket. The raw material cutting element is installed on the mounting bracket. The intermittent conveying element is installed on the mounting bracket and is used for conveying the cut press-in screw raw material. The raw material cutting element is also used for driving the intermittent conveying element. The detection control element is installed on the mounting bracket and is used for detecting the press-in screw raw material. The multifunctional rod on the right side of the application can push the cut press-in screw raw material into the intermittent conveying disc, thereby achieving the auxiliary discharge of the cut press-in screw raw material. The application solves the problem that the cut raw material is prone to being stuck and cannot be accurately discharged.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of press rivet machining, more specifically, relates to a cold heading forming device and process for press rivet blanks. BACKGROUND

[0002] A press rivet is a fastener specially designed for thin plate or sheet metal connection, which is fixed by stamping and extruding and is widely used in automobile manufacturing, electronic equipment and hardware stamping industry. In the processing of press rivet blanks, continuous bars or wires need to be accurately cut according to the preset size to provide standard blanks for subsequent cold heading forming.

[0003] The currently used press rivet blank cold heading forming device still has the following problems:

[0004] 1. Usually lack of auxiliary conveying structure, which is not conducive to the clamping of the external conveying mechanism for the cut raw material, and the cut raw material is prone to jamming, which cannot guarantee the accurate discharge of the cut raw material.

[0005] 2. Cannot automatically detect the use of the raw material, and cannot automatically prompt when the raw material is almost used up, which affects the timely replacement of the raw material and increases the downtime. SUMMARY

[0006] The present application relates to a cold heading forming device and process for press rivet blanks, which has a raw material driving member, a raw material cutting member, an intermittent conveying member and a detection control member. The multifunctional rod on the right side can push the cut press rivet raw material into the intermittent conveying disc, realizing the auxiliary discharge of the cut press rivet raw material. The cut press rivet raw material can move upward under the action of the spiral spring b, which is conducive to the clamping of the external conveying mechanism. The control panel controls the servo motor a and the servo motor b to stop working, and the alarm in the control panel emits a sound, which can automatically prompt the worker to replace the press rivet raw material. The problems of not conducive to the clamping of the external conveying mechanism for the cut raw material, cannot guarantee the accurate discharge of the cut raw material and cannot automatically prompt when the raw material is almost used up are solved.

[0007] The first aspect of the present application provides a cold heading forming device for press rivet blanks for cutting press rivet raw material; comprising: a mounting bracket, a raw material driving member, a raw material cutting member, an intermittent conveying member and a detection control member; the mounting bracket is fixedly installed with a raw material cutting block a; the raw material driving member is installed on the mounting bracket; the raw material cutting member is installed on the mounting bracket; the intermittent conveying member is installed on the mounting bracket, the intermittent conveying member is used for conveying the cut press rivet raw material, and the raw material cutting member is further used for driving the intermittent conveying member; the detection control member is installed on the mounting bracket, and the detection control member is used for detecting the press rivet raw material.

[0008] In at least some embodiments, the raw material driving member comprises: four circular mounting shafts a, four raw material driving wheels, and four connecting gears a; the four circular mounting shafts a are rotatably mounted on the mounting bracket through bearings; the four raw material driving wheels are fixedly installed at the inner ends of the four circular mounting shafts a, and the four raw material driving wheels are in contact with the rivet raw material; and the four connecting gears a are fixedly installed outside the four circular mounting shafts a, and the upper two connecting gears a are meshed and connected, and the lower two connecting gears a are meshed and connected.

[0009] In at least some embodiments, the raw material driving member further comprises: four synchronous wheels, two synchronous belts, and a servo motor a; the four synchronous wheels are fixedly installed outside the four circular mounting shafts a; the front synchronous belt is connected with the front two synchronous wheels, and the rear synchronous belt is connected with the rear two synchronous wheels; and the servo motor a is fixedly installed on the left side of the mounting bracket, and the output shaft of the servo motor a is fixedly connected with the upper rear circular mounting shaft a.

[0010] In at least some embodiments, the raw material cutting member comprises: a servo motor b, a raw material cutting seat, and a raw material cutting block b; the servo motor b is fixedly installed on the mounting bracket; the raw material cutting seat is fixedly installed on the output shaft of the servo motor b; and the raw material cutting block b is arranged in a circle, and the raw material cutting block b is fixedly installed on the raw material cutting seat, and the left raw material cutting block b is in contact with the raw material cutting block a.

[0011] In at least some embodiments, the raw material cutting member further comprises: a connecting gear b, an inclined guide frame, and a multifunctional rod; the connecting gear b is fixedly installed on the output shaft of the servo motor b; the inclined guide frame is arranged in a circle, and the inclined guide frame is fixedly installed on the top of the raw material cutting block b; and the multifunctional rod is arranged in a circle, and the multifunctional rod is slidingly installed on the inclined guide frame, and the bottom end of the multifunctional rod is inserted into the raw material cutting block b.

[0012] In at least some embodiments, the raw material cutting member further comprises: a limiting ring, a stress disc a, and a spiral spring a; the limiting ring is arranged in a circle, and the limiting ring is fixedly installed outside the multifunctional rod; the stress disc a is arranged in a circle, and the stress disc a is fixedly installed outside the multifunctional rod, and the bottom of the stress disc a is in contact with the raw material cutting block b; and the spiral spring a is arranged in a circle, and the spiral spring a is sleeved outside the multifunctional rod, and the spiral spring a is located between the inclined guide frame and the stress disc a.

[0013] In at least some embodiments, the intermittent conveying device comprises: an intermittent conveying disc, a circular mounting shaft b, a connecting gear c, and a helical spring b; the intermittent conveying disc is rotatably mounted on the mounting bracket; the circular mounting shaft b is fixedly mounted on the intermittent conveying disc; the connecting gear c is fixedly mounted on the outside of the circular mounting shaft b, and the connecting gear c is engaged with the connecting gear b; and the helical spring b is provided in one circle, and one circle of the helical spring b is mounted on the inside of the intermittent conveying disc, and the bottom end of the one circle of the helical spring b is fixedly connected with the intermittent conveying disc.

[0014] In at least some embodiments, the detection control device comprises: a rectangular receiving cover, a rectangular mounting rod, and a control panel; the rectangular receiving cover is fixedly mounted on the left side of the mounting bracket; the rectangular mounting rod is slidably mounted on the mounting bracket; and the control panel is slidably mounted on the inside of the rectangular receiving cover, and the control panel is further fixedly connected with the rectangular mounting rod, and the control panel is electrically connected with the servo motor a and the servo motor b.

[0015] In at least some embodiments, the detection control device further comprises: a detection roller, a force receiving disc b, a helical spring c, and a control switch; the detection roller is rotatably mounted on the rectangular mounting rod, and the detection roller further contacts the rivet screw raw material; the force receiving disc b is fixedly mounted on the outside of the rectangular mounting rod; the helical spring c is sleeved on the outside of the rectangular mounting rod, and the helical spring c is located between the mounting bracket and the force receiving disc b; and the control switch is fixedly mounted on the right side of the control panel, and the control switch is electrically connected with the control panel.

[0016] In another aspect of the present disclosure, a cold upsetting forming process for a rivet screw blank is provided, comprising the following steps:

[0017] 1) The mounting bracket is fixedly mounted on the cold upsetting equipment by bolts, so that the conveying mechanism on the cold upsetting equipment can clamp the cut-off rivet screw raw material;

[0018] 2) The control panel is pulled to the left, and the rivet screw raw material to be cut off is placed at the two raw material driving wheels below;

[0019] 3) The servo motor a is started through the control panel, so that the rivet screw raw material to be cut off passes through the two raw material driving wheels above;

[0020] 4) The control panel is loosened, and the servo motor b is started through the control panel;

[0021] 5) When the control panel emits an alarm sound, the staff replaces the new rivet screw raw material.

[0022] Compared with the prior art, the present application has the following beneficial effects:

[0023] 1. The raw material cutting seat drives a circle of raw material cutting blocks b to rotate when the servo motor b works, realizing the automatic cutting of the rivet raw material; when the servo motor a works, the rivet raw material pushes the multifunctional rod on the left side to move upwards, so that the top end of the rivet raw material enters the raw material cutting block b on the left side; when the limiting ring on the left side contacts the inclined guide frame on the left side, the servo motor a stops working;

[0024] In addition, when the servo motor b works, the intermittent conveying disc can rotate reversely at the same time as the raw material cutting seat, so as to ensure that the hole on the left side of the intermittent conveying disc is concentric with the multifunctional rod on the right side; when the hole on the left side of the intermittent conveying disc is concentric with the multifunctional rod on the right side, the multifunctional rod on the right side can push the cut rivet raw material into the intermittent conveying disc, realizing the auxiliary discharge of the cut rivet raw material;

[0025] In addition, the setting of a circle of limiting rings limits the movement distance of a circle of multifunctional rods, so as to ensure that the bottom of the multifunctional rod on the right side is flush with the bottom of the raw material cutting block b on the right side when the hole on the left side of the intermittent conveying disc is concentric with the multifunctional rod on the right side; when the cut rivet raw material is separated from the multifunctional rod on the right side, the cut rivet raw material can move upwards under the action of the spiral spring b, which is beneficial to the clamping of the external conveying mechanism.

[0026] 2. When the rivet raw material moves upwards, the detection roller can rotate with the rivet raw material; when the rivet raw material is separated from the detection roller, the rectangular mounting rod can move to the right under the action of the spiral spring c;

[0027] In addition, when the rectangular mounting rod can move to the right under the action of the spiral spring c, the keys on the control panel move into the rectangular storage cover; when the rectangular mounting rod can move to the right under the action of the spiral spring c, the mounting bracket automatically presses the control switch, at this time, the control panel controls the servo motor a and the servo motor b to stop working, and the alarm in the control panel emits a sound, which can automatically prompt the worker to replace the rivet raw material. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below.

[0029] The drawings described in the following description only relate to some embodiments of the present application, and are not a limitation of the present application.

[0030] In the drawings:

[0031] Figure 1 The three-dimensional structure schematic diagram of the present application is shown;

[0032] Figure 2Structure diagram of the mounting bracket and the raw material driving member of the present application is shown.

[0033] Figure 3 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown. Figure 2

[0034] Figure 4 Structure diagram of the raw material cutting member of the present application is shown.

[0035] Figure 5 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown. Figure 1

[0036] Figure 6 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown. Figure 5

[0037] Figure 7 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown. Figure 1

[0038] Figure 8 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown. Figure 5

[0039] Figure 9 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown.

[0040] Figure 10 Structure diagram of the mounting bracket and the raw material driving member of the present application is shown. Figure 5

[0041] List of reference signs:

[0042] 100, mounting bracket; 101, raw material cutting block a;

[0043] 200, raw material driving member; 201, circular mounting shaft a; 202, raw material driving wheel; 203, connecting gear a; 204, synchronous wheel; 205, synchronous belt; 206, servo motor a;

[0044] 300, raw material cutting member; 301, servo motor b; 302, raw material cutting seat; 303, raw material cutting block b; 304, connecting gear b; 305, inclined guide frame; 306, multifunctional rod; 307, limiting ring; 308, force receiving disc a; 309, spiral spring a;

[0045] 400, intermittent conveying member; 401, intermittent conveying disc; 402, circular mounting shaft b; 403, connecting gear c; 404, spiral spring b;

[0046] ​​​​​​500, detection control; 501, rectangular receiving cover; 502, rectangular mounting rod; 503, control panel; 504, detection roller; 505, force disc b; 506, spiral spring c; 507, control switch;

[0047] 600, rivet stock material. DETAILED DESCRIPTION

[0048] In order to make the purpose, scheme and advantages of the technical solutions of the present application clearer, the technical solutions of the embodiments of the present application will be described clearly and completely below in combination with the drawings of the specific embodiments of the present application. Unless otherwise specified, the terms used herein have the meanings commonly used in the art. The same reference numerals in the drawings represent the same components.

[0049] Embodiment: Please refer to Figures 1 to 10 As shown in the figure, the present application provides a cold heading forming device for rivet blank, which is used for cutting rivet stock material 600; comprising: mounting bracket 100, stock material driving part 200, stock material cutting part 300, intermittent conveying part 400 and detection control 500; stock material cutting block a101 is fixedly installed on mounting bracket 100; stock material driving part 200 is installed on mounting bracket 100; stock material cutting part 300 is installed on mounting bracket 100; intermittent conveying part 400 is installed on mounting bracket 100, intermittent conveying part 400 is used for conveying the cut rivet stock material 600, and stock material cutting part 300 is also used for driving intermittent conveying part 400; detection control 500 is installed on mounting bracket 100, detection control 500 is used for detecting rivet stock material 600.

[0050] In the embodiments of the present disclosure, as Figures 1 to 3As shown, the raw material driving member 200 comprises: four circular mounting shafts a201, four raw material driving wheels 202 and four connecting gears a203; the four circular mounting shafts a201 are rotatably mounted on the mounting bracket 100 through bearings; the four raw material driving wheels 202 are fixedly installed at inner ends of the four circular mounting shafts a201 and are in contact with the rivet raw material 600; the four connecting gears a203 are fixedly installed outside the four circular mounting shafts a201, and the upper two connecting gears a203 are in meshing connection, and the lower two connecting gears a203 are in meshing connection; the raw material driving member 200 further comprises: four synchronous wheels 204, two synchronous belts 205 and a servo motor a206; the four synchronous wheels 204 are fixedly installed outside the four circular mounting shafts a201; the two synchronous belts 205 are connected with the front two synchronous wheels 204 and the rear two synchronous wheels 204; the servo motor a206 is fixedly installed on the left side of the mounting bracket 100, and an output shaft of the servo motor a206 is fixedly connected with the rear upper circular mounting shaft a201.

[0051] The specific action is: since the four connecting gears a203 are fixedly installed outside the four circular mounting shafts a201, and the upper two connecting gears a203 are in meshing connection and the lower two connecting gears a203 are in meshing connection, when the servo motor a206 works, the upper two raw material driving wheels 202 rotate; since the four synchronous wheels 204 are fixedly installed outside the four circular mounting shafts a201, and the front two synchronous belts 205 are connected with the front two synchronous wheels 204 and the rear two synchronous belts 205 are connected with the rear two synchronous wheels 204, when the servo motor a206 works, the four raw material driving wheels 202 rotate simultaneously, thereby realizing automatic movement of the rivet raw material 600.

[0052] In the embodiments of the present disclosure, as shown in Figure 4 , Figures 6 to 8As shown, the raw material cutting member 300 comprises a servo motor b301, a raw material cutting seat 302 and a raw material cutting block b303; the servo motor b301 is fixedly installed on the mounting bracket 100; the raw material cutting seat 302 is fixedly installed on the output shaft of the servo motor b301; the raw material cutting block b303 is provided in a circle, and the raw material cutting block b303 is fixedly installed on the raw material cutting seat 302, and the left raw material cutting block b303 is in contact with the raw material cutting block a101; the raw material cutting member 300 further comprises a connecting gear b304, an inclined guide frame 305 and a multifunctional rod 306; the connecting gear b304 is fixedly installed on the output shaft of the servo motor b301; the inclined guide frame 305 is provided in a circle, and the inclined guide frame 305 is fixedly installed on the top of the raw material cutting block b303; the multifunctional rod 306 is provided in a circle, and the multifunctional rod 306 is slidingly installed on the inclined guide frame 305, and the bottom end of the multifunctional rod 306 is inserted into the raw material cutting block b303; the raw material cutting member 300 further comprises a limiting ring 307, a stress disc a308 and a spiral spring a309; the limiting ring 307 is provided in a circle, and the limiting ring 307 is fixedly installed outside the multifunctional rod 306; the stress disc a308 is provided in a circle, and the stress disc a308 is fixedly installed outside the multifunctional rod 306, and the bottom of the stress disc a308 is in contact with the raw material cutting block b303; the spiral spring a309 is provided in a circle, and the spiral spring a309 is sleeved outside the multifunctional rod 306, and the spiral spring a309 is located between the inclined guide frame 305 and the stress disc a308;

[0053] The intermittent conveying member 400 comprises an intermittent conveying disc 401, a circular mounting shaft b402, a connecting gear c403 and a spiral spring b404; the intermittent conveying disc 401 is rotatably installed on the mounting bracket 100; the circular mounting shaft b402 is fixedly installed on the intermittent conveying disc 401; the connecting gear c403 is fixedly installed outside the circular mounting shaft b402, and the connecting gear c403 is engaged with the connecting gear b304; the spiral spring b404 is provided in a circle, and the spiral spring b404 is installed inside the intermittent conveying disc 401, and the bottom end of the spiral spring b404 is fixedly connected with the intermittent conveying disc 401;

[0054] The specific action is: because the raw material cutting block a101 is fixedly installed on the mounting bracket 100, a circle of raw material cutting blocks b303 are fixedly installed on the raw material cutting seat 302, and the left raw material cutting block b303 is in contact with the raw material cutting block a101, when the servo motor b301 works, the raw material cutting seat 302 drives the circle of raw material cutting blocks b303 to rotate, so that the automatic cutting of the rivet raw material 600 is realized; and because the circle of multifunctional rods 306 are slidably installed on the circle of inclined guide frames 305, and the circle of limiting rings 307 are fixedly installed outside the circle of multifunctional rods 306, when the servo motor a206 works, the left multifunctional rod 306 is pushed upward by the rivet raw material 600, so that the top end of the rivet raw material 600 enters the left raw material cutting block b303; when the left limiting ring 307 is in contact with the left inclined guide frame 305, the servo motor a206 stops working.

[0055] In addition, because the circular mounting shaft b402 is fixedly installed on the intermittent conveying disc 401, the connecting gear c403 is fixedly installed outside the circular mounting shaft b402, and the connecting gear c403 is in meshing connection with the connecting gear b304, when the servo motor b301 works, the intermittent conveying disc 401 can rotate reversely at the same time as the raw material cutting seat 302, so as to ensure that the left hole on the intermittent conveying disc 401 is concentric with the right multifunctional rod 306; and because the circle of spiral springs a309 are sleeved outside the circle of multifunctional rods 306, and the circle of spiral springs a309 are located between the circle of inclined guide frames 305 and the circle of stress discs a308, when the left hole on the intermittent conveying disc 401 is concentric with the right multifunctional rod 306, the right multifunctional rod 306 can push the cut rivet raw material 600 into the intermittent conveying disc 401, so as to realize the auxiliary discharge of the cut rivet raw material 600.

[0056] In addition, because the circle of limiting rings 307 are fixedly installed outside the circle of multifunctional rods 306, the movement distance of the circle of multifunctional rods 306 is limited, so as to ensure that the bottom of the right multifunctional rod 306 is flush with the bottom of the right raw material cutting block b303 when the left hole on the intermittent conveying disc 401 is concentric with the right multifunctional rod 306; and because the circle of spiral springs b404 are installed inside the intermittent conveying disc 401, and the bottom end of the circle of spiral springs b404 is fixedly connected with the intermittent conveying disc 401, when the cut rivet raw material 600 is separated from the right multifunctional rod 306, the cut rivet raw material 600 can move upward under the action of the spiral spring b404, which is beneficial to the clamping of the external conveying mechanism.

[0057] In the embodiment of the present disclosure, as Figure 9 and Figure 10As shown, the detection control piece 500 comprises a rectangular receiving cover 501, a rectangular mounting rod 502 and a control panel 503; the rectangular receiving cover 501 is fixedly installed on the left side of the mounting bracket 100; the rectangular mounting rod 502 is slidingly installed on the mounting bracket 100; the control panel 503 is slidingly installed in the interior of the rectangular receiving cover 501, and the control panel 503 is further fixedly connected with the rectangular mounting rod 502, and the control panel 503 is electrically connected with the servo motor a 206 and the servo motor b 301; the detection control piece 500 further comprises a detection roller 504, a force receiving disc b 505, a spiral spring c 506 and a control switch 507; the detection roller 504 is rotatably installed on the rectangular mounting rod 502, and the detection roller 504 further contacts the press-in screw raw material 600; the force receiving disc b 505 is fixedly installed on the exterior of the rectangular mounting rod 502; the spiral spring c 506 is sleeved on the exterior of the rectangular mounting rod 502, and the spiral spring c 506 is located between the mounting bracket 100 and the force receiving disc b 505; the control switch 507 is fixedly installed on the right side of the control panel 503, and the control switch 507 is electrically connected with the control panel 503;

[0058] The specific action is that: since the detection roller 504 is rotatably installed on the rectangular mounting rod 502, and the detection roller 504 further contacts the press-in screw raw material 600, when the press-in screw raw material 600 moves upward, the detection roller 504 can rotate with the press-in screw raw material 600; and since the force receiving disc b 505 is fixedly installed on the exterior of the rectangular mounting rod 502, and the spiral spring c 506 is sleeved on the exterior of the rectangular mounting rod 502, and the spiral spring c 506 is located between the mounting bracket 100 and the force receiving disc b 505, when the press-in screw raw material 600 is separated from the detection roller 504, the rectangular mounting rod 502 can move rightward under the action of the spiral spring c 506;

[0059] In addition, since the rectangular receiving cover 501 is fixedly installed on the left side of the mounting bracket 100, and the control panel 503 is slidingly installed in the interior of the rectangular receiving cover 501, when the rectangular mounting rod 502 can move rightward under the action of the spiral spring c 506, the keys on the control panel 503 move into the rectangular receiving cover 501; and since the control switch 507 is fixedly installed on the right side of the control panel 503, and the control switch 507 is electrically connected with the control panel 503, when the rectangular mounting rod 502 can move rightward under the action of the spiral spring c 506, the mounting bracket 100 automatically presses the control switch 507, at this time, the control panel 503 controls the servo motor a 206 and the servo motor b 301 to stop working, and the alarmer in the control panel 503 emits a sound, which can automatically prompt the staff to replace the press-in screw raw material 600.

[0060] The application provides a cold upsetting forming process for a press-in screw blank, comprising the following steps:

[0061] 1) The installation support 100 is fixedly installed on the cold heading equipment by bolts, so that the conveying mechanism on the cold heading equipment can clamp the cut-off press-in screw raw material 600;

[0062] 2) The control panel 503 is pulled to the left, and then the press-in screw raw material 600 to be cut off is placed at the two raw material driving wheels 202 below;

[0063] 3) The servo motor a 206 is started through the control panel 503, so that the press-in screw raw material 600 to be cut off passes through the two raw material driving wheels 202 above;

[0064] 4) The control panel 503 is loosened, and then the servo motor b 301 is started through the control panel 503;

[0065] 5) When the control panel 503 internally emits an alarm sound, the staff replaces the new press-in screw raw material 600.

[0066] The specific use mode and role of the embodiment are as follows:

[0067] When the present application is used, first, the mounting bracket 100 is fixedly installed on the cold heading equipment through bolts, so that the conveying mechanism on the cold heading equipment can clamp the cut-off press-in screw raw material 600; the control panel 503 is pulled to the left, and then the press-in screw raw material 600 to be cut off is placed at the two raw material driving wheels 202 below; the servo motor a 206 is started through the control panel 503, when the servo motor a 206 works, the four raw material driving wheels 202 rotate at the same time, realizing the automatic movement of the press-in screw raw material 600, so that the press-in screw raw material 600 to be cut off passes through the two raw material driving wheels 202 above; the control panel 503 is loosened, and then the servo motor b 301 is started through the control panel 503; when the servo motor b 301 works intermittently, the raw material cutting seat 302 drives a circle of raw material cutting blocks b 303 to rotate, realizing the automatic cutting of the press-in screw raw material 600; when the servo motor a 206 works intermittently, the press-in screw raw material 600 pushes the multifunctional rod 306 on the left to move upwards, so that the top end of the press-in screw raw material 600 enters the raw material cutting block b 303 on the left; when the limiting ring 307 on the left contacts the inclined guide frame 305 on the left, the servo motor a 206 stops working; when the servo motor b 301 works, the intermittent conveying disc 401 can rotate reversely at the same time with the raw material cutting seat 302, so as to ensure that the hole on the left of the intermittent conveying disc 401 is concentric with the multifunctional rod 306 on the right; when the hole on the left of the intermittent conveying disc 401 is concentric with the multifunctional rod 306 on the right, the multifunctional rod 306 on the right can push the cut-off press-in screw raw material 600 into the intermittent conveying disc 401, realizing the auxiliary discharge of the cut-off press-in screw raw material 600; when the cut-off press-in screw raw material 600 is separated from the multifunctional rod 306 on the right, the cut-off press-in screw raw material 600 can move upwards under the action of the spiral spring b 404, which is beneficial to clamping by the external conveying mechanism; when the press-in screw raw material 600 is separated from the detection roller 504, the rectangular mounting rod 502 can move to the right under the action of the spiral spring c 506; when the rectangular mounting rod 502 can move to the right under the action of the spiral spring c 506, the keys on the control panel 503 move into the rectangular storage cover 501; when the rectangular mounting rod 502 can move to the right under the action of the spiral spring c 506, the mounting bracket 100 automatically presses the control switch 507, at this time, the control panel 503 controls the servo motor a 206 and the servo motor b 301 to stop working, and the alarm in the control panel 503 emits a sound, when the alarm in the control panel 503 emits a sound, the worker replaces the new press-in screw raw material 600.

[0068] In this paper, the following points need attention:

[0069] 1. The drawings of the present disclosure embodiment only relate to the structures involved in the present disclosure embodiment, and other structures can refer to the general design.

[0070] 2. Embodiments and features of embodiments of the present disclosure can be combined if not mutually exclusive to result in new embodiments.

[0071] The above merely provides the specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of the changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A cold-upsetting forming device of a press rivet blank for cutting off a press rivet stock (600); comprising: The installation support (100), the raw material driving part (200), the raw material cutting part (300), the intermittent conveying part (400) and the detection control part (500) are characterized in that the raw material cutting block a (101) is fixedly installed on the installation support (100); the raw material driving part (200) is installed on the installation support (100); the raw material cutting part (300) is installed on the installation support (100); the intermittent conveying part (400) is installed on the installation support (100), and the intermittent conveying part (400) is used for conveying the cut raw material (600) of the press-in screw, and the raw material cutting part (300) is also used for driving the intermittent conveying part (400); the detection control part (500) is installed on the installation support (100), and the detection control part (500) is used for detecting the raw material (600) of the press-in screw; The raw material cutting part (300) comprises the connecting gear b (304); the intermittent conveying part (400) comprises the intermittent conveying disc (401), the circular mounting shaft b (402), the connecting gear c (403) and the spiral spring b (404); the intermittent conveying disc (401) is rotatably installed on the installation support (100); the circular mounting shaft b (402) is fixedly installed on the intermittent conveying disc (401); the connecting gear c (403) is fixedly installed outside the circular mounting shaft b (402), and the connecting gear c (403) is in meshing connection with the connecting gear b (304); the spiral spring b (404) is provided in one circle, one circle of the spiral spring b (404) is installed inside the intermittent conveying disc (401), and the bottom end of one circle of the spiral spring b (404) is fixedly connected with the intermittent conveying disc (401); The detection control part (500) comprises the rectangular mounting rod (502), the detection roller (504), the force receiving disc b (505), the spiral spring c (506) and the control switch (507); the detection roller (504) is rotatably installed on the rectangular mounting rod (502), and the detection roller (504) also contacts the raw material (600) of the press-in screw; the force receiving disc b (505) is fixedly installed outside the rectangular mounting rod (502); the spiral spring c (506) is sleeved outside the rectangular mounting rod (502), and the spiral spring c (506) is located between the installation support (100) and the force receiving disc b (505); the control switch (507) is fixedly installed on the right side of the control panel (503), and the control switch (507) is in electrical connection with the control panel (503).

2. A cold upset forming device for press-rivet-blank according to claim 1, characterized in that, The raw material driving part (200) comprises four circular mounting shafts a (201), four raw material driving wheels (202) and four connecting gears a (203); the four circular mounting shafts a (201) are rotatably mounted on the mounting bracket (100) through bearings; the four raw material driving wheels (202) are fixedly installed at inner ends of the four circular mounting shafts a (201) and are in contact with the press-in screw raw material (600); the four connecting gears a (203) are fixedly installed at outer portions of the four circular mounting shafts a (201), and the upper two connecting gears a (203) are in meshing connection, and the lower two connecting gears a (203) are in meshing connection.

3. A cold upset forming device for press-rivet-blank according to claim 2, characterized in that, The raw material driving part (200) further comprises four synchronous wheels (204), two synchronous belts (205) and a servo motor a (206); the four synchronous wheels (204) are fixedly installed at outer portions of the four circular mounting shafts a (201); the two synchronous belts (205) are connected with the front two synchronous wheels (204) and the rear two synchronous wheels (204); the servo motor a (206) is fixedly installed at the left side of the mounting bracket (100), and an output shaft of the servo motor a (206) is fixedly connected with the upper rear circular mounting shaft a (201).

4. A cold upset forming device for press-rivet-blank according to claim 3, characterized in that, The raw material cutting part (300) further comprises a servo motor b (301), a raw material cutting seat (302) and a raw material cutting block b (303); the servo motor b (301) is fixedly installed on the mounting bracket (100); the raw material cutting seat (302) is fixedly installed on an output shaft of the servo motor b (301); the raw material cutting block b (303) is arranged in a circle, and the raw material cutting block b (303) is fixedly installed on the raw material cutting seat (302), and the left raw material cutting block b (303) is in contact with the raw material cutting block a (101).

5. A cold upset forming device for a press-rivet stud blank according to claim 4, wherein The raw material cutting part (300) further comprises an inclined guide frame (305) and a multifunctional rod (306); the connecting gear b (304) is fixedly installed on the output shaft of the servo motor b (301); the inclined guide frame (305) is arranged in a circle, and the inclined guide frame (305) is fixedly installed on top of the raw material cutting block b (303); the multifunctional rod (306) is arranged in a circle, and the multifunctional rod (306) is slidingly installed on the inclined guide frame (305), and bottom ends of the multifunctional rod (306) are inserted into the raw material cutting block b (303).

6. A cold upset forming device for a press-rivet stud blank according to claim 5, wherein, The raw material cutting part (300) further comprises a limiting ring (307), a stress disc a (308) and a spiral spring a (309); the limiting ring (307) is provided in one circle, and one circle of limiting rings (307) is fixedly installed outside one circle of multifunctional rods (306); the stress disc a (308) is provided in one circle, and one circle of stress discs a (308) is fixedly installed outside one circle of multifunctional rods (306), and the bottom of one circle of stress discs a (308) is in contact with one circle of raw material cutting blocks b (303); the spiral spring a (309) is provided in one circle, and one circle of spiral springs a (309) is sleeved outside one circle of multifunctional rods (306), and one circle of spiral springs a (309) is located between one circle of inclined guide frames (305) and one circle of stress discs a (308).

7. A cold upset forming device for a press-rivet stud blank as defined in claim 4, wherein The detection control part (500) further comprises a rectangular receiving cover (501) and a control panel (503); the rectangular receiving cover (501) is fixedly installed on the left side of the mounting bracket (100); the rectangular mounting rod (502) is slidably installed on the mounting bracket (100); the control panel (503) is slidably installed in the interior of the rectangular receiving cover (501), and the control panel (503) is further fixedly connected with the rectangular mounting rod (502), and the control panel (503) is electrically connected with the servo motor a (206) and the servo motor b (301).

8. A cold-upsetting forming process of a press-in-screw blank using the cold-upsetting forming device of the press-in-screw blank according to claim 7, characterized by, The steps are as follows: 1) the mounting bracket (100) is fixedly installed on the cold heading equipment through bolts, so that the conveying mechanism on the cold heading equipment can clamp the cut-off pressure rivet raw material (600); 2) the control panel (503) is pulled to the left, and then the pressure rivet raw material (600) to be cut off is placed at the two raw material driving wheels (202) below; 3) the servo motor a (206) is started through the control panel (503), so that the pressure rivet raw material (600) to be cut off passes through the two raw material driving wheels (202) above; 4) the control panel (503) is loosened, and then the servo motor b (301) is started through the control panel (503); 5) when the control panel (503) emits an alarm sound, the staff replaces the new pressure rivet raw material (600).

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