Guide rail mechanism of cold heading die

Abstract

The utility model discloses a cold heading die guide rail mechanism, which relates to the technical field of cold heading die auxiliary installation tools, and comprises a cold heading machine main body, a die box arranged on one side in the cold heading machine main body, a U-shaped bearing frame and a hoisting component, through the arrangement of the U-shaped bearing frame and the hoisting part, when a cold heading die is assembled in a die cavity of a die box, the cold heading die penetrates into the inner side of the slide way from the assembly groove in advance, so that the cold heading die is borne by the slide way, and then the lifting lug is externally connected with a lifting appliance through the sling; the U-shaped bearing frame and the die are integrally lifted to the inner side of the cold header body easily through the lifting appliance, so that the cold heading die corresponds to a die cavity of a die box, manual and simple pushing is facilitated, the die is pushed into the die cavity, die installation is achieved, the manual installation mode in the prior art is effectively replaced, and the production efficiency is improved. And the manual labor intensity and the potential safety hazard are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary installation tools for cold heading moulds, in particular to a guide rail mechanism for cold heading moulds. Background Art

[0002] Cold heading machine is a special equipment mainly used for batch production of nuts, bolts and other fasteners. Its working principle is based on the theory of metal plastic deformation. It applies a certain pressure to the metal blank at room temperature to make it plastically deform in the mold cavity and form it into a specified shape and size. When making it, high-quality metal materials with good "plastic deformation" must be selected, such as rivet steel, and its chemical composition and mechanical properties have strict standards.

[0003] When the cold heading machine equipment is processing products, it is necessary to install and debug the mold, and it is necessary to install or replace the cold heading mold, especially for large cold heading machines. The mold is large in size and relatively bulky. The equipment currently on the market mainly relies on multiple people to manually hold the mold into the equipment for disassembly and installation. The operation is very inconvenient and inefficient, and there are safety hazards during the installation process. Utility Model Content

[0004] In order to solve the above technical problems, a cold heading mold guide mechanism is provided, which solves the problem that large-scale cold heading machines in the existing technology have large mold dimensions and are relatively bulky. The equipment currently on the market mainly relies on multiple people to manually hold the mold into the equipment for disassembly and installation, which is very inconvenient and inefficient to operate, and there are safety hazards during the installation process.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: a cold heading die guide rail mechanism, including a cold heading machine body and a die box arranged on one side of the cold heading machine body, a die cavity is opened on the front end surface of the die box, and also includes a U-shaped carrier frame arranged on the front side of the die box and a hoisting component arranged on the U-shaped carrier frame;

[0006] The U-shaped carrier frame includes a second mounting frame vertically arranged on the front side of the mold box and a first mounting frame vertically arranged on the side of the second mounting frame away from the mold box, and the first mounting frame and the second mounting frame are both provided with assembly grooves, the two assembly grooves correspond to each other, and a slideway is fixed between the inner walls of the bottom ends of the two assembly grooves;

[0007] The lifting component includes a first mounting seat fixed to the top of the first mounting frame, a cross frame vertically fixed to the first mounting frame is arranged above the slide, the end of the cross frame passes through the second mounting frame, and a plurality of lifting ears are installed on the top surfaces of the first mounting seat and the cross frame.

[0008] Preferably, a limit rod is passed through one end of the horizontal frame away from the first mounting frame, a slide groove is horizontally opened on the inner wall of the bottom end of the slide, a positioning slide is provided at one end inside the slide groove, and the positioning slide is symmetrically distributed with the limit rod.

[0009] Preferably, the positioning slide comprises a clamping block slidably arranged in an L-shape on the inner side of the slide groove and a movable seam transversely opened on the top surface of the clamping block, and a nut fixedly connected to the inner wall of the bottom end of the slide groove is arranged in the movable seam.

[0010] Preferably, two connecting blocks are symmetrically fixed on the top surface of the cold heading machine body, a positioning plate is installed between the two connecting blocks, a second mounting groove is provided on the positioning plate, a second fixing block adapted to the second mounting groove is fixed to the bottom surface of the first mounting seat, a first mounting groove is provided on the top of the mold box, a second mounting seat is fixed to the bottom surface of the cross frame away from one end of the first mounting frame, and a first fixing block adapted to the first mounting groove is fixed to the bottom surface of the second mounting seat.

[0011] Preferably, a plurality of roller bearings are equidistantly installed on the other side of the slide groove.

[0012] Compared with the prior art, the advantages of the utility model are:

[0013] (1) By setting up the U-shaped carrier and the lifting components, when assembling the cold heading die into the die cavity of the die box, the cold heading die is inserted into the inner side of the slideway through the assembly groove in advance, so that the cold heading die is carried by the slideway, and then the lifting lug is connected to the lifting device by using a lifting rope, and the U-shaped carrier and the die are easily lifted as a whole to the inner side of the cold heading machine body by using the lifting device, so that the cold heading die is in a position corresponding to the die cavity of the die box, so that it is convenient to push the die into the die cavity by manual operation, thereby realizing the installation of the die, thereby effectively replacing the manual installation method in the prior art, reducing the labor intensity and safety hazards of manual operation.

[0014] (2) Through the setting of the limit rod and the positioning slide, after the cold heading die is installed into the inner side of the slide through the assembly groove, the limit rod is then passed through the cross frame so that the limit rod abuts against one end of the cold heading die, and then the clamping block is slid into the inner side of the slide, and the clamping block abuts against the other end of the cold heading die. In this way, the limit rod and the clamping block can effectively position the cold heading die on the inner side of the slide, thereby preventing the cold heading die from falling during the lifting process of the lifting device.

[0015] (3) By setting the first fixed block and the second fixed block, when the U-shaped carrier frame and the mold are hoisted as a whole to the inner side of the cold heading machine body by using a sling, the second fixed block and the first fixed block can be manually and synchronously aligned and inserted into the second installation groove and the inner side of the first installation groove respectively. In this way, the second fixed block cooperates with the second installation groove, and the first fixed block cooperates with the first installation groove to effectively stabilize the U-shaped carrier frame and avoid shaking due to the instability of the sling.

[0016] (4) By setting the roller bearing, the weight of the mold can be carried on the inner side of the slideway, and the flexibility of the roller bearing can be used to facilitate manual and easy pushing of the cold heading mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of one side of the U-shaped carrier frame of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the other side of the U-shaped carrier frame of the utility model;

[0020] Figure 4 For this utility model Figure 3 Schematic diagram of the structure at A in the middle;

[0021] Figure 5 It is a schematic diagram of the structure of the slideway of the utility model from a top view.

[0022] The numbers in the figure are:

[0023] 1. Cold heading machine body; 2. Die box; 3. First mounting frame; 4. Second mounting frame; 5. Cross frame; 6. Assembly groove; 7. Slideway; 8. First mounting seat; 9. Second mounting seat; 10. Lifting ear; 11. First fixing block; 12. First mounting groove; 13. Second fixing block; 14. Connecting block; 15. Positioning plate; 16. Second mounting groove; 17. Limit rod; 18. Slideway; 19. Pressing block; 20. Movable joint; 21. Nut; 22. Roller bearing. DETAILED DESCRIPTION

[0024] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0025] Reference Figure 1-5 As shown, a cold heading die guide rail mechanism comprises a cold heading machine body 1 and a die box 2 arranged at one side of the inside of the cold heading machine body 1, a die cavity is opened on the front end surface of the die box 2, and further comprises a U-shaped carrier frame arranged at the front side of the die box 2 and a hoisting component arranged on the U-shaped carrier frame;

[0026] The U-shaped carrier frame includes a second mounting frame 4 vertically arranged on the front side of the mold box 2 and a first mounting frame 3 vertically arranged on the side of the second mounting frame 4 away from the mold box 2. The first mounting frame 3 and the second mounting frame 4 are both provided with assembly grooves 6, the two assembly grooves 6 correspond to each other, and a slideway 7 is fixed between the inner walls of the bottom ends of the two assembly grooves 6;

[0027] The hoisting component includes a first mounting seat 8 fixed to the top of the first mounting frame 3, a horizontal frame 5 vertically fixed to the first mounting frame 3 is arranged above the slideway 7, the end of the horizontal frame 5 passes through the second mounting frame 4, and a plurality of lifting ears 10 are installed on the top surfaces of the first mounting seat 8 and the horizontal frame 5;

[0028] By setting up the U-shaped carrier frame and the lifting components, when assembling the cold heading die into the die cavity of the die box 2, the cold heading die is first inserted into the inner side of the slide 7 through the assembly groove 6, so that the cold heading die is carried by the slide 7, and then the lifting lug 10 is connected to the external lifting device by using a sling, and the U-shaped carrier frame and the die are easily lifted as a whole to the inner side of the cold heading machine body 1 by using the lifting device, so that the cold heading die is positioned corresponding to the die cavity of the die box 2, so that it is convenient to push the die into the die cavity by manual operation to realize the installation of the die, thereby effectively replacing the manual installation method in the prior art, reducing the labor intensity and safety hazards.

[0029] Further, refer to Figure 2-4 As shown, it is worth noting that the end of the horizontal frame 5 away from the first mounting frame 3 passes through the limit rod 17, and a slide groove 18 is horizontally opened on the inner wall of the bottom end of the slideway 7. A positioning slide is arranged at one end of the slide groove 18, and the positioning slide is symmetrically distributed with the limit rod 17;

[0030] The positioning slide comprises a pressing block 19 slidably arranged in an L shape inside the slide groove 18 and a movable seam 20 transversely arranged on the top surface of the pressing block 19, wherein a nut 21 fixedly connected to the inner wall of the bottom end of the slide groove 18 is arranged in the movable seam 20;

[0031] By setting the limiting rod 17 and the positioning slide, after the cold heading die is loaded into the inner side of the slideway 7 from the assembly groove 6, the limiting rod 17 is then passed through the cross frame 5, so that the limiting rod 17 is abutted against one end of the cold heading die, and then the clamping block 19 is inserted into the inner side of the slideway 18, and the clamping block 19 is abutted against the other end of the cold heading die. In this way, the limiting rod 17 cooperates with the clamping block 19 to effectively position the cold heading die inside the slideway 7, so as to prevent the cold heading die from falling during the lifting process of the hoist;

[0032] As shown above, after the clamping block 19 is installed into the inner side of the slide groove 18, the bolt is then threaded into the nut 21 so that the nut of the screw is in tight contact with the top surface of the clamping block 19. In this way, the clamping block 19 can be fixed and the stability of the clamping block 19 inside the slide groove 18 can be ensured.

[0033] Further, refer to Figure 2 and Figure 3 As shown, it is worth noting that two connecting blocks 14 are symmetrically fixed on the top surface of the cold heading machine body 1, a positioning plate 15 is installed between the two connecting blocks 14, a second mounting groove 16 is provided on the positioning plate 15, a second fixing block 13 adapted to the second mounting groove 16 is fixed to the bottom surface of the first mounting seat 8, a first mounting groove 12 is provided on the top of the mold box 2, a second mounting seat 9 is fixed to the bottom surface of the end of the cross frame 5 away from the first mounting frame 3, and a first fixing block 11 adapted to the first mounting groove 12 is fixed to the bottom surface of the second mounting seat 9;

[0034] By setting the first fixing block 11 and the second fixing block 13, when the U-shaped carrier frame and the mold are hoisted as a whole to the inner side of the cold heading machine body 1 by using a sling, the second fixing block 13 and the first fixing block 11 can be manually and synchronously aligned and inserted into the second mounting groove 16 and the inner side of the first mounting groove 12 respectively. In this way, the second fixing block 13 cooperates with the second mounting groove 16, and the first fixing block 11 cooperates with the first mounting groove 12 to effectively stabilize the U-shaped carrier frame and avoid shaking due to the instability of the sling.

[0035] Further, refer to Figure 5 As shown, it is worth noting that a plurality of roller bearings 22 are equidistantly installed on the other side of the slideway 18;

[0036] By disposing the roller bearing 22, the weight of the mold can be borne on the inner side of the slideway 7, and the flexibility of the roller bearing 22 can be utilized to facilitate manual and easy pushing of the cold heading mold.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A cold heading die guide rail mechanism, comprising a cold heading machine body (1) and a die box (2) arranged on one side of the cold heading machine body (1), wherein a die cavity is provided on the front end surface of the die box (2), characterized in that: It also includes a U-shaped load-bearing frame arranged on the front side of the mold box (2) and a lifting component arranged on the U-shaped load-bearing frame; The U-shaped support frame comprises a second mounting frame (4) vertically arranged on the front side of the mold box (2) and a first mounting frame (3) vertically arranged on the side of the second mounting frame (4) away from the mold box (2), the first mounting frame (3) and the second mounting frame (4) are both provided with assembly grooves (6), the two assembly grooves (6) correspond to each other, and a slideway (7) is fixed between the inner walls of the bottom ends of the two assembly grooves (6); The lifting component comprises a first mounting seat (8) fixed to the top of the first mounting frame (3); a cross frame (5) vertically fixed to the first mounting frame (3) is arranged above the slideway (7); the end of the cross frame (5) passes through the second mounting frame (4); and a plurality of lifting ears (10) are installed on the top surfaces of the first mounting seat (8) and the cross frame (5).

2. A cold heading mold guide rail mechanism according to claim 1, characterized in that: The end of the cross frame (5) away from the first mounting frame (3) passes through a limit rod (17), and a slide groove (18) is horizontally opened on the inner wall of the bottom end of the slideway (7). A positioning slide is arranged at one end inside the slide groove (18), and the positioning slide is symmetrically distributed with the limit rod (17) on the left and right.

3. A cold heading mold guide rail mechanism according to claim 2, characterized in that: The positioning slide comprises a clamping block (19) slidably arranged in an L-shape on the inner side of the slide groove (18) and a movable slit (20) transversely opened on the top surface of the clamping block (19), wherein a nut (21) fixedly connected to the inner wall of the bottom end of the slide groove (18) is arranged in the movable slit (20).

4. A cold heading mold guide rail mechanism according to claim 1, characterized in that: Two connecting blocks (14) are symmetrically fixed on the top surface of the cold heading machine body (1), a positioning plate (15) is installed between the two connecting blocks (14), a second mounting groove (16) is provided on the positioning plate (15), a second fixing block (13) adapted to the second mounting groove (16) is fixed to the bottom surface of the first mounting seat (8), a first mounting groove (12) is provided on the top of the mold box (2), a second mounting seat (9) is fixed to the bottom surface of the end of the cross frame (5) away from the first mounting frame (3), and a first fixing block (11) adapted to the first mounting groove (12) is fixed to the bottom surface of the second mounting seat (9).

5. A cold heading mold guide rail mechanism according to claim 3, characterized in that: A plurality of roller bearings (22) are installed at equal intervals on the other side of the slide groove (18).

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