A riveting machine

Abstract

The utility model belongs to the field of mechanical processing technology, and particularly refers to a riveting machine, including a frame, two bases are provided on the frame, riveting arms 1 are provided on the two bases respectively, riveting arms 2 are provided between the two riveting arms 1, a support seat and a retractable control rod 1 are provided between the base and the corresponding riveting arm 1, the support seat includes a support seat 1 and a support seat 2 which are hinged to each other, the support seat 1 is installed on the side of the riveting arm 1 away from the riveting arm 2, the support seat 2 is installed on the base and is located on the side of the riveting arm 1 away from the riveting arm 2, the upper end of the control rod 1 is hinged to the side of the riveting arm 1 away from the riveting arm 2, and the lower end is hinged to the base. The utility model can install the second riveting arm between the two riveting arms 1, and can be used for products that need to rivet three rivets at the same time.

Description

Technical field:

[0001] The utility model belongs to the technical field of mechanical processing, in particular to a riveting machine. Background technology:

[0002] Rivets consist of rivet heads and rivet rods. Rivet connection is a commonly used fixed connection method in mechanical processing, with the advantages of low cost and high connection tightness. Riveting machines are mostly used for riveting various hardware products such as pots and pans that use semi-circular head solid rivets.

[0003] A Chinese invention patent (publication number CN108907057A, application date 2018.08.16, publication date 2018.11.30) discloses a riveting machine, including an adjustment structure, the adjustment structure including: a frame, the frame has a first track; a base, slidably arranged on the first track, the base is fixed with a first connecting block and a second connecting block; a riveting arm, rotatably mounted on the first connecting block; and an adjustment element, rotatably mounted on the second connecting block, the adjustment element including a retractable control rod, the end of the control rod is rotatably matched with the riveting arm; the riveting arm has a positioning hole, and the riveting arm is also provided with a nail feeding Mechanism, the nail feeding mechanism includes: a receiving seat, which is installed on the riveting arm, the receiving seat has a receiving hole for receiving the rivet, the receiving seat has a notch on the side of the lower part of the receiving hole close to the positioning hole, and the receiving seat has a through hole connected to the receiving hole on the side corresponding to the notch; a stopper block, the upper part of which is rotatably installed on the receiving seat, the stopper block cooperates with the notch to prevent the rivet from directly flying out through the notch when entering the receiving hole; a feeding piece, which cooperates with the through hole of the receiving seat and can move back and forth, and is used to drive the rivet in the receiving hole to push the stopper block away and move to the positioning hole; a third driving element, which is used to drive the feeding piece to move back and forth. There are two bases and two adjustment components, and each base is equipped with a riveting arm.

[0004] The above-mentioned riveting machine has the following shortcomings: 1. It has only two riveting arms, which cannot meet the needs of products that require three rivets to be riveted simultaneously; 2. The installation structure of the two riveting arms occupies a large space, and the third riveting arm cannot be installed between the two riveting arms. Summary of the invention:

[0005] The utility model aims to provide a riveting machine, which can install a second riveting arm between two first riveting arms and can be used for products requiring three rivets to be riveted simultaneously.

[0006] The utility model is achieved in this way:

[0007] A riveting machine comprises a frame, wherein the frame is provided with two bases, the two bases are respectively provided with riveting arms 1, a riveting arm 2 is provided between the two riveting arms 1, a support base and a retractable control rod 1 are provided between the base and the corresponding riveting arm 1, the support base comprises a support 1 and a support 2 which are hinged to each other, the support 1 is installed on a side of the riveting arm 1 away from the riveting arm 2, the support 2 is installed on the base and is located on a side of the riveting arm 1 away from the riveting arm 2, the upper end of the control rod 1 is hinged to the side of the riveting arm 1 away from the riveting arm 2, and the lower end is hinged to the base.

[0008] In the above-mentioned riveting machine, the first riveting arm and the second riveting arm both include a lower seat and an upper seat, the upper seat is provided with a riveting rod driven up and down by a power device, and the lower seat is provided with a placement seat for placing rivets.

[0009] In the above-mentioned riveting machine, the power device is a pneumatic cylinder, a hydraulic cylinder, a gas-liquid cylinder or a linear motor.

[0010] In the above-mentioned riveting machine, the control rod 1 is a screw lift, an electric push rod, an electric cylinder or an oil cylinder.

[0011] In the above-mentioned riveting machine, the upper end of the control rod is hinged with an upper hinged seat, and the lower end is hinged with a lower hinged seat. The upper hinged seat is installed on the side of the riveting arm one away from the riveting arm two, and the lower hinged seat is installed on the base and is located on the side of the riveting arm one away from the riveting arm two.

[0012] In the above-mentioned riveting machine, two cross slides are arranged on the frame, and the two bases are respectively arranged on the corresponding cross slides.

[0013] In the above-mentioned riveting machine, an upper connecting rod is provided on the top of the second riveting arm and a lower connecting rod is provided on the bottom, a column is provided on the frame and is located on the rear side of the second riveting arm, a mounting column that moves vertically is provided inside the column, a retractable control rod is provided on the column, the retractable end of the control rod is hinged on the mounting column, and the rear end of the upper connecting rod is fixedly mounted on the mounting column, a retractable control rod is provided on the frame and is located below the second riveting arm, the retractable end of the control rod is hinged on the front end of the lower connecting rod, and the rear end of the lower connecting rod is fixedly mounted on the mounting column.

[0014] In the above-mentioned riveting machine, the control rod 2 and the control rod 3 are screw lifts, electric push rods, electric cylinders or oil cylinders.

[0015] In the above-mentioned riveting machine, the upper connecting rod and the lower connecting rod are both arranged longitudinally, the top of the riveting arm 2 is provided with an upper sliding sleeve, and the bottom is provided with a lower sliding sleeve, the upper sliding sleeve is slidably mounted on the upper connecting rod, and the lower sliding sleeve is slidably mounted on the lower connecting rod, and the mounting column is provided with a push-pull rod which moves longitudinally, and the front end of the push-pull rod is fixedly mounted on the riveting arm 2.

[0016] In the above-mentioned riveting machine, linear bearings or bushings are provided between the upper sliding sleeve and the upper connecting rod, and between the lower sliding sleeve and the lower connecting rod.

[0017] In the above-mentioned riveting machine, a nut is arranged in the installation column, and the push-pull rod is a screw rod matched with the nut, the front end of the screw rod is fixedly mounted on the second riveting arm, and the rear end of the screw rod passes through the nut and is connected to a hand wheel.

[0018] In the above-mentioned riveting machine, the push-pull rod may also be a push rod of an electric push rod, and the electric push rod is fixedly mounted on the mounting column.

[0019] In the above-mentioned riveting machine, the push-pull rod may also be a piston rod of a cylinder, and the cylinder is fixedly mounted on the mounting column.

[0020] In the above-mentioned riveting machine, the column includes a left column and a right column arranged in parallel, the mounting column is arranged between the left column and the right column, and bolts are respectively arranged on the left and right sides of the mounting column. The rod of the bolt located on the left side is fixed to the left column by nuts arranged on the left and right sides of the left column, and the head of the bolt located on the left side abuts against the mounting column. The rod of the bolt located on the right side is fixed to the right column by nuts arranged on the left and right sides of the right column, and the head of the bolt located on the right side abuts against the mounting column.

[0021] In the above-mentioned riveting machine, two mounting blocks 1 are provided on the rear side of the column, cross bars are provided on the two mounting blocks 1, and the control rod 2 is rotatably mounted on the cross bars. A mounting block 2 is provided on the rear side of the mounting column, and a vertical rod is provided on the mounting block 2. The telescopic end of the control rod 2 is hinged to the upper end of the vertical rod.

[0022] The outstanding advantages of the utility model compared with the prior art are:

[0023] 1. The utility model installs the support 1 on the side of the riveting arm 1 away from the riveting arm 2, and the upper end of the control rod 1 is hinged on the side of the riveting arm 1 away from the riveting arm 2. The installation structure of the two riveting arms 1 is reasonably arranged and occupies a small space, leaving space for installing the riveting arm 2, that is, the utility model can realize the arrangement of the riveting arm 2 between the two riveting arms 1; the utility model is provided with the riveting arm 2 between the two riveting arms 1, which can be used for products that need to rivet three rivets at the same time;

[0024] 2. The telescopic end of the control rod 2 of the utility model is hinged on the mounting column, the rear end of the upper connecting rod is fixedly mounted on the mounting column, the telescopic end of the control rod 3 is hinged on the front end of the lower connecting rod, and the rear end of the lower connecting rod is fixedly mounted on the mounting column. By adjusting the control rod 2 and the control rod 3, the vertical position of the riveting arm 2 can be adjusted to adapt to products to be riveted of different specifications; at the same time, the utility model is provided with a control rod 3 whose telescopic end is hinged on the front end of the lower connecting rod under the riveting arm 2, which can effectively support the lower connecting rod;

[0025] 3. The utility model is provided with an upper sliding sleeve on the top of the second riveting arm and a lower sliding sleeve on the bottom. The upper sliding sleeve is slidably mounted on the upper connecting rod, and the lower sliding sleeve is slidably mounted on the lower connecting rod. The mounting column is provided with a push-pull rod that moves longitudinally. The front end of the push-pull rod is fixedly mounted on the second riveting arm. The second riveting arm can slide longitudinally relative to the upper connecting rod and the lower connecting rod. The longitudinal position of the second riveting arm can be adjusted by adjusting the push-pull rod to adapt to products to be riveted of different specifications. Description of the drawings:

[0026] Figure 1 The utility model is a three-dimensional Figure 1 ;

[0027] Figure 2 The utility model is a three-dimensional Figure 2 ;

[0028] Figure 3 It is a three-dimensional diagram of the installation structure of the second riveting arm of the utility model;

[0029] Figure 4 It is a rear view of the installation structure of the second riveting arm of the utility model.

[0030] 1. Frame; 2. Base; 3. Riveted arm 1; 4. Riveted arm 2; 5. Support seat; 51. Support seat 1; 52. Support seat 2; 6. Control rod 1; 7. Cross slide; 8. Upper connecting rod; 9. Lower connecting rod; 10. Vertical column; 11. Mounting column; 12. Control rod 2; 13. Control rod 3; 14. Upper sliding sleeve; 15. Lower sliding sleeve; 16. Push-pull rod; 17. Hand wheel; 18. Bolt; 19. Mounting block 1; 20. Cross bar; 21. Mounting block 2; 22. Vertical bar; 23. Upper articulated seat; 24. Lower articulated seat. Specific implementation method:

[0031] The present invention is further described below with reference to specific embodiments. Figure 1 —4:

[0032] A riveting machine comprises a frame 1, wherein the frame 1 is provided with two bases 2, wherein the two bases 2 are respectively provided with riveting arms 3, wherein a riveting arm 2 4 is provided between the two riveting arms 3, wherein a support seat 5 and a retractable control rod 6 are provided between the base 2 and the corresponding riveting arm 3, wherein the support seat 5 comprises a support seat 1 51 and a support seat 2 52 which are hinged to each other, wherein the support seat 51 is installed on a side of the riveting arm 3 away from the riveting arm 2 4, wherein the support seat 2 52 is installed on the base 2 and is located on a side of the riveting arm 3 away from the riveting arm 2 4, wherein the upper end of the control rod 6 is hinged to a side of the riveting arm 3 away from the riveting arm 2 4, and the lower end is hinged to the base 2.

[0033] In this embodiment, the left-right direction is the horizontal direction, the front-back direction is the longitudinal direction, and the up-down direction is the vertical direction.

[0034] like Figure 1-4 As shown, the utility model installs the support 51 on the side of the riveting arm 3 away from the riveting arm 2 4, and the upper end of the control rod 6 is hinged on the side of the riveting arm 3 away from the riveting arm 2 4. The installation structure of the two riveting arms 3 is reasonably arranged and occupies a small space, leaving space for installing the riveting arm 2 4, that is, the utility model can realize the arrangement of the riveting arm 2 4 between the two riveting arms 1 3; the utility model is provided with a riveting arm 2 4 between the two riveting arms 1 3, which can be used for products that require three rivets to be riveted at the same time.

[0035] Specific structure of riveting arm 1 3 and riveting arm 2 4: Both riveting arm 1 3 and riveting arm 2 4 include a lower seat and an upper seat, the upper seat is provided with a riveting rod driven up and down by a power device, and the lower seat is provided with a placement seat for placing rivets. The power device is a cylinder, a hydraulic cylinder, a gas-liquid cylinder or a linear motor. In this embodiment, the power device is a hydraulic cylinder.

[0036] The structure of the control rod 6: the control rod 6 is a screw lift, an electric push rod, an electric cylinder or an oil cylinder. In this embodiment, the control rod 6 is a screw lift, and the driving part of the screw lift can be a hand wheel or a servo motor.

[0037] The installation structure of the control rod 6: Figure 1 , 2 As shown, the control rod 6 is hinged with an upper hinge seat 23 at the upper end and a lower hinge seat 24 at the lower end. The upper hinge seat 23 is installed on the side of the riveted arm 3 away from the riveted arm 24, and the lower hinge seat 24 is installed on the base 2 and is located on the side of the riveted arm 3 away from the riveted arm 24.

[0038] In order to be able to adjust the position of the riveting arm 3 in two directions to adapt to products to be riveted of different specifications, two cross slides 7 are provided on the frame 1, and the two bases 2 are respectively arranged on the corresponding cross slides 7.

[0039] The installation structure of the riveting arm 2 4: the riveting arm 2 4 is provided with an upper connecting rod 8 at the top and a lower connecting rod 9 at the bottom, the frame 1 is provided with a column 10 located at the rear side of the riveting arm 2 4, the column 10 is provided with a mounting column 11 that moves vertically, the column 10 is provided with a retractable control rod 2 12, the telescopic end of the control rod 2 12 is hinged on the mounting column 11, the rear end of the upper connecting rod 8 is fixedly mounted on the mounting column 11, the frame 1 is provided with a retractable control rod 3 13 located below the riveting arm 2 4, the telescopic end of the control rod 3 13 is hinged on the front end of the lower connecting rod 9, and the rear end of the lower connecting rod 9 is fixedly mounted on the mounting column 11. The vertical position of the riveting arm 2 4 can be adjusted by adjusting the control rod 2 12 and the control rod 3 13 to adapt to products to be riveted of different specifications. The utility model sets a control rod 3 13 with a telescopic end hinged at the front end of the lower connecting rod 9 below the riveting arm 2 4, which can effectively support the lower connecting rod 9.

[0040] The structure of the control rod 2 12 and the control rod 3 13: The control rod 2 12 and the control rod 3 13 are screw lifts, electric push rods, electric cylinders or oil cylinders. In this embodiment, the control rod 2 12 and the control rod 3 13 are screw lifts, and the driving part of the screw lift can be a hand wheel or a servo motor.

[0041] The installation structure of the riveting arm 2 4 and the upper connecting rod 8 and the lower connecting rod 9: the upper connecting rod 8 and the lower connecting rod 9 are both arranged in the longitudinal direction, the upper sliding sleeve 14 is provided at the top of the riveting arm 2 4, and the lower sliding sleeve 15 is provided at the bottom, the upper sliding sleeve 14 is slidably sleeved on the upper connecting rod 8, and the lower sliding sleeve 15 is slidably sleeved on the lower connecting rod 9, and the installation column 11 is provided with a push-pull rod 16 that moves in the longitudinal direction, and the front end of the push-pull rod 16 is fixedly installed on the riveting arm 2 4. The riveting arm 2 4 can slide in the longitudinal direction relative to the upper connecting rod 8 and the lower connecting rod 9, and the longitudinal position of the riveting arm 2 4 can be adjusted by adjusting the push-pull rod 16 to adapt to products to be riveted of different specifications.

[0042] In order to facilitate the longitudinal sliding of the upper sleeve 14 and the lower sleeve 15 , linear bearings or bushings are provided between the upper sleeve 14 and the upper connecting rod 8 , and between the lower sleeve 15 and the lower connecting rod 9 .

[0043] The structure of the push-pull rod 16 is as follows: Figure 3 , 4 As shown, a nut is provided in the mounting column 11, and the push-pull rod 16 is a screw rod matched with the nut, the front end of the screw rod is fixedly mounted on the riveting arm 2 4, and the rear end passes through the nut and is connected to a hand wheel 17. By turning the hand wheel 17, the longitudinal movement of the screw rod can be realized, that is, the longitudinal movement of the riveting arm 2 4 can be realized.

[0044] In order to prevent the column 10 from shaking during operation and thus affecting the riveting effect of the riveting arm 24, Figure 4As shown, the column 10 includes a left column and a right column arranged in parallel, the mounting column 11 is arranged between the left column and the right column, and bolts 18 are respectively arranged on the left and right sides of the mounting column 11. The rod of the bolt 18 on the left side is fixed to the left column through nuts arranged on the left and right sides of the left column, and the head of the bolt 18 on the left side abuts against the mounting column 11. The rod of the bolt 18 on the right side is fixed to the right column through nuts arranged on the left and right sides of the right column, and the head of the bolt 18 on the right side abuts against the mounting column 11. When the vertical position of the mounting column 11 needs to be adjusted, the nut of the fixing bolt 18 is loosened so that the head of the screw rod 18 does not abut against the mounting column 11; after the position adjustment of the mounting column 11 is completed, the nut of the fixing bolt 18 is tightened, and the head of the bolt 18 abuts against the mounting column 11.

[0045] The installation structure of the control rod 2 12: Figure 3 , 4 As shown, two mounting blocks 19 are provided on the rear side of the column 10, and a cross bar 20 is provided on the two mounting blocks 19. The control rod 12 is rotatably mounted on the cross bar 20. A mounting block 21 is provided on the rear side of the mounting column 11, and a vertical rod 22 is provided on the mounting block 21. The telescopic end of the control rod 12 is hinged to the upper end of the vertical rod 22.

[0046] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A riveting machine, comprising a frame (1), wherein the frame (1) is provided with two bases (2), and the two bases (2) are respectively provided with a riveting arm (3), characterized in that: A riveted arm 2 (4) is arranged between the two riveted arms 1 (3); a support seat (5) and a retractable control rod 1 (6) are arranged between the base (2) and the corresponding riveted arm 1 (3); the support seat (5) comprises a support seat 1 (51) and a support seat 2 (52) which are hinged to each other; the support seat 1 (51) is mounted on a side of the riveted arm 1 (3) away from the riveted arm 2 (4); the support seat 2 (52) is mounted on the base (2) and is located on a side of the riveted arm 1 (3) away from the riveted arm 2 (4); the upper end of the control rod 1 (6) is hinged to a side of the riveted arm 1 (3) away from the riveted arm 2 (4), and the lower end is hinged to the base (2).

2. A riveting machine according to claim 1, characterized in that: Two cross slides (7) are arranged on the frame (1), and the two bases (2) are respectively arranged on the corresponding cross slides (7).

3. A riveting machine according to claim 1, characterized in that: The top of the second riveting arm (4) is provided with an upper connecting rod (8) and the bottom is provided with a lower connecting rod (9); the frame (1) is provided with a column (10) located at the rear side of the second riveting arm (4); a mounting column (11) movable vertically is provided inside the column (10); a telescopic control rod (12) is provided on the column (10); the telescopic end of the control rod (12) is hinged on the mounting column (11); the rear end of the upper connecting rod (8) is fixedly mounted on the mounting column (11); the frame (1) is provided with a telescopic control rod (13) located below the second riveting arm (4); the telescopic end of the control rod (13) is hinged on the front end of the lower connecting rod (9); the rear end of the lower connecting rod (9) is fixedly mounted on the mounting column (11).

4. A riveting machine according to claim 3, characterized in that: The upper connecting rod (8) and the lower connecting rod (9) are both arranged in the longitudinal direction. The top of the second riveted arm (4) is provided with an upper sliding sleeve (14) and the bottom is provided with a lower sliding sleeve (15). The upper sliding sleeve (14) is slidably mounted on the upper connecting rod (8), and the lower sliding sleeve (15) is slidably mounted on the lower connecting rod (9). The mounting column (11) is provided with a push-pull rod (16) that moves in the longitudinal direction, and the front end of the push-pull rod (16) is fixedly mounted on the second riveted arm (4).

5. A riveting machine according to claim 4, characterized in that: Linear bearings or sleeves are provided between the upper sliding sleeve (14) and the upper connecting rod (8), and between the lower sliding sleeve (15) and the lower connecting rod (9).

6. A riveting machine according to claim 4, characterized in that: The installation column (11) is provided with a nut, and the push-pull rod (16) is a screw rod matched with the nut. The front end of the screw rod is fixedly mounted on the second riveting arm (4), and the rear end passes through the nut and is connected to a hand wheel (17).

7. A riveting machine according to claim 3, characterized in that: The column (10) comprises a left column and a right column arranged in parallel, the mounting column (11) is arranged between the left column and the right column, and bolts (18) are respectively arranged on the left and right sides of the mounting column (11), the rod of the bolt (18) on the left side is fixed to the left column by nuts arranged on the left and right sides of the left column, and the head of the bolt (18) on the left side abuts against the mounting column (11), the rod of the bolt (18) on the right side is fixed to the right column by nuts arranged on the left and right sides of the right column, and the head of the bolt (18) on the right side abuts against the mounting column (11).

8. A riveting machine according to claim 3, characterized in that: The upright column (10) is provided with two mounting blocks (19) at the rear side, and the two mounting blocks (19) are provided with a cross bar (20), and the control rod (12) is rotatably mounted on the cross bar (20). The mounting column (11) is provided with a mounting block (21) at the rear side, and the mounting block (21) is provided with a vertical bar (22), and the telescopic end of the control rod (12) is hinged to the upper end of the vertical bar (22).

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