Flange forging splint hammer

Abstract

The utility model discloses a flange forging splint hammer, which relates to the technical field of splint hammers and comprises a forging table, the middle side of the rear end of the forging table is fixedly connected with an L-shaped frame plate, the top of the transverse surface of the L-shaped frame plate is fixedly connected with a hydraulic cylinder, and the output end of the hydraulic cylinder penetrates to the bottom of the transverse surface of the L-shaped frame plate and is fixedly connected with a heavy hammer. A placing disc is fixedly connected to the middle side of the top of the forging table, four connecting plates are fixedly connected to the outer side, away from the placing disc, of the forging table in an annular array mode, fastening mechanisms are arranged at the ends, close to the placing disc, of the four connecting plates correspondingly, and stabilizing assemblies are arranged outside the four fastening mechanisms correspondingly. And a guide mechanism is arranged outside the bottom of the transverse surface of the L-shaped frame plate close to the heavy hammer. The workpiece is placed on the placing disc, then the connecting plate is controlled, under the auxiliary cooperation of the stabilizing assembly, the workpiece is fastened on the placing disc, and the phenomenon that the workpiece bounces up in the forging process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping hammers, in particular to a flange forging clamping hammer. Background Art

[0002] Flange, also known as flange flange or flange. Flange is a part that connects shafts to each other, used to connect pipe ends; used to connect two devices. Clamp hammer is a commonly used device in flange forging process. Clamp hammer has a large operating space and can be used for both blank free forging and fetal membrane forging. It is a forging hammer that strikes by falling down with the hammer head by its own weight. The existing technology has the following problems:

[0003] In the process of forging a workpiece with an existing clamping hammer, due to the lack of a fastening device for the workpiece, the workpiece is easily bounced during the forging process, thus affecting the forging accuracy. Secondly, due to the large impact force during the falling process of the heavy hammer, the pull rod becomes skewed, making it easy for the pull rod to get stuck when being pulled up, thus affecting the forging efficiency. Utility Model Content

[0004] The utility model provides a workpiece forging clamping hammer to solve the problems existing in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A workpiece forging clamp hammer comprises a forging table, wherein an L-shaped frame plate is fixedly connected to the middle side of the rear end of the forging table, a hydraulic cylinder is fixedly connected to the top of the transverse surface of the L-shaped frame plate, an output end of the hydraulic cylinder passes through the bottom of the transverse surface of the L-shaped frame plate and is fixedly connected to a heavy hammer, a placement plate is fixedly connected to the middle side of the top of the forging table, the heavy hammer and the placement plate are arranged on the same vertical plane, four connecting plates are fixedly connected to the outer annular array of the forging table away from the placement plate, a fastening mechanism is provided at one end of the four connecting plates close to the placement plate, a stabilizing component is provided on the outside of the four fastening mechanisms, a guide mechanism is provided on the outside of the bottom of the transverse surface of the L-shaped frame plate close to the heavy hammer, and a control panel is provided on the front side of the L-shaped frame plate in the vertical direction.

[0007] A further improvement of the technical solution of the utility model is that the fastening mechanism includes a driving motor, the output end of the driving motor is fixedly connected to a threaded barrel, the internal thread of the threaded barrel away from the driving motor is connected to a screw rod, the outer wall of one end of the screw rod close to the placement plate is rotatably connected to a bearing, and one end of the bearing is fixedly connected to a fixing plate.

[0008] A further improvement of the technical solution of the utility model is that: one end of the driving motor away from the placement plate is fixedly connected to one end of the connecting plate.

[0009] A further improvement of the technical solution of the utility model is that a fixing ring is fixedly connected to the middle side of the outer wall of the threaded cylinder, an annular groove is provided on the outer wall of the fixing ring, and an anti-slip pad is provided at one end of the fixing plate away from the bearing.

[0010] A further improvement of the technical solution of the utility model is that the stabilizing component includes a sleeve and a support column, a positioning ring is fixedly connected to the middle side of the inner wall of the sleeve, a plurality of semicircular grooves are opened in a circular array on the inner wall of the positioning ring, and balls are arranged on the inner walls of the plurality of semicircular grooves.

[0011] A further improvement of the technical solution of the utility model is that: the bottom of the support column is fixedly connected to the top of the forging table, and the outer walls of a plurality of the balls are overlapped with the inner wall of the annular groove.

[0012] A further improvement of the technical solution of the utility model is that the guide mechanism includes two arc-shaped plates and a clamping ring, the opposite surfaces of the two arc-shaped plates are provided with a sliding groove which passes through from top to bottom, and the side of the clamping ring close to the arc-shaped plate is fixedly connected to the limiting block.

[0013] A further improvement of the technical solution of the utility model is that the two arc plates are respectively arranged on the left and right sides close to the outside of the heavy hammer, the tops of the two arc plates are fixedly connected to the bottom of the transverse surface of the L-shaped frame plate, the outer wall of the limit block is slidably connected to the inner wall of the slide groove, and the bottom of the heavy hammer is fixedly connected with a hammer head.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] The utility model provides a workpiece forging clamping hammer, which adopts the cooperation between a connecting plate, a fastening mechanism and a stabilizing component. By placing the workpiece on a placing disk, and then manipulating the connecting plate, and with the auxiliary cooperation of the stabilizing component, the workpiece is fastened to the placing disk, thereby avoiding the phenomenon of bouncing up during the forging process of the workpiece. The utility model solves the problem that in the process of forging the workpiece with the existing clamping hammer, the workpiece is easily bounced up due to the lack of a fastening device for the workpiece, thereby affecting the forging accuracy. The utility model achieves the beneficial effect of avoiding the workpiece from bouncing up and improving the forging accuracy.

[0016] The utility model provides a workpiece forging clamping hammer, which adopts the cooperation between a hydraulic cylinder, a heavy hammer and a guide mechanism. When the hydraulic cylinder controls the heavy hammer to hammer the workpiece, the hammering trajectory of the heavy hammer is limited by the guide mechanism, so that the heavy hammer is not easy to be displaced during the hammering, and the phenomenon of jamming is prevented. The utility model solves the problem that the pull rod is skewed due to the large impact force in the process of the heavy hammer falling, and the pull rod is easily stuck when it is pulled up, thereby affecting the forging efficiency. The stability of the hammering position of the heavy hammer is improved, thereby improving the beneficial effect of forging efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the workpiece forging clamping hammer of the utility model;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the fastening mechanism of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the threaded barrel of the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of the stable component of the utility model

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the guide mechanism of the utility model.

[0022] In the figure: 1. forging table; 2. L-shaped frame plate; 3. hydraulic cylinder; 4. heavy hammer; 41. hammer head; 5. placement plate; 6. connecting plate; 7. fastening mechanism; 71. driving motor; 72. threaded cylinder; 721. fixing ring; 7210. annular groove; 73. screw; 74. bearing; 75. fixing plate; 751. anti-skid pad; 8. stabilizing component; 81. sleeve; 82. support column; 83. positioning ring; 830. semicircular groove; 84. ball; 9. guide mechanism; 91. arc plate; 910. slide groove; 92. retaining ring; 93. limit block; 10. control panel. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods:

[0024] like Figure 1As shown, the utility model provides a workpiece forging clamp hammer, comprising a forging table 1, an L-shaped frame plate 2 is fixedly connected to the middle side of the rear end of the forging table 1, a hydraulic cylinder 3 is fixedly connected to the top of the transverse surface of the L-shaped frame plate 2, the output end of the hydraulic cylinder 3 penetrates to the bottom of the transverse surface of the L-shaped frame plate 2 and is fixedly connected to a heavy hammer 4, a placement plate 5 is fixedly connected to the middle side of the top of the forging table 1, the heavy hammer 4 and the placement plate 5 are arranged on the same vertical plane, four connecting plates 6 are fixedly connected to the outer annular array away from the placement plate 5 of the forging table 1, a fastening mechanism 7 is arranged at one end of the four connecting plates 6 close to the placement plate 5, and a stabilizing component 8 is arranged on the outside of the four fastening mechanisms 7, a guide mechanism 9 is arranged on the outside of the bottom of the transverse surface of the L-shaped frame plate 2 close to the heavy hammer 4, and a control panel 10 is arranged on the front of the L-shaped frame plate 2 in the vertical direction;

[0025] A hydraulic cylinder 3, a heavy hammer 4, a connecting plate 6, a fastening mechanism 7, a stabilizing component 8 and a guiding mechanism 9 are provided. Through the cooperation of the fastening mechanism 7 and the stabilizing component 8, the workpiece can be fastened on the placing plate 5 to prevent it from bouncing up during the forging process. Then, when the heavy hammer 4 performs hammering work, the hammering trajectory of the heavy hammer 4 is limited by the guiding mechanism 9, so that the hammering is not easy to be displaced, thereby improving the stability of the hammering position of the heavy hammer 4.

[0026] like Figure 2 As shown, the utility model provides a technical solution for a workpiece forging clamping hammer: the fastening mechanism 7 includes a driving motor 71, the output end of the driving motor 71 is fixedly connected to a threaded barrel 72, the internal thread of the threaded barrel 72 away from the driving motor 71 is connected to a screw rod 73, the screw rod 73 is rotatably connected to the outer wall of the end close to the placement disk 5, and one end of the bearing 74 is fixedly connected to a fixing plate 75. The driving motor 71 drives the threaded barrel 72 to rotate, so that the screw rod 73 is telescopically moved along the inside of the threaded barrel 72, driving the fixing plate 75 to clamp and fix the outer wall of the workpiece, and the end of the driving motor 71 away from the placement disk 5 is fixedly connected to one end of the connecting plate 6.

[0027] like Figure 3-4As shown, the utility model provides a technical solution for a workpiece forging clamping hammer: a fixing ring 721 is fixedly connected to the middle side of the outer wall of the threaded cylinder 72, an annular groove 7210 is provided on the outer wall of the fixing ring 721, and an anti-skid pad 751 is provided at one end of the fixing plate 75 away from the bearing 74. The anti-skid pad 751 is provided to increase the stability of the clamping between the fixing plate 75 and the outer wall of the workpiece. The stabilizing component 8 includes a sleeve 81 and a support column 82. A positioning ring 83 is fixedly connected to the middle side of the inner wall of the sleeve 81. The inner wall of the positioning ring 83 The annular array is provided with a plurality of semicircular grooves 830, and the inner walls of the plurality of semicircular grooves 830 are provided with balls 84. The bottom of the support column 82 is fixedly connected to the top of the forging table 1, and the outer walls of the plurality of balls 84 overlap the inner walls of the annular groove 7210. When the threaded cylinder 72 rotates, it drives the balls 84 to roll inside the semicircular groove 830, so that the outer wall of the threaded cylinder 72 is supported and stabilized by the sleeve 81 and the support column 82, while ensuring the smoothness of the rotation of the threaded cylinder 72.

[0028] like Figure 5 As shown, the utility model provides a technical solution for a workpiece forging clamping hammer: the guiding mechanism 9 comprises two arc plates 91 and a retaining ring 92, the opposite surfaces of the two arc plates 91 are provided with a slide groove 910 which passes through from top to bottom, the retaining ring 92 is fixedly connected to a limiting block 93 on one side close to the arc plate 91, the two arc plates 91 are respectively arranged on the left and right sides close to the outside of the heavy hammer 4, the tops of the two arc plates 91 are fixedly connected to the bottom of the transverse surface of the L-shaped frame plate 2, the outer wall of the limiting block 93 is slidably connected to the inner wall of the slide groove 910, and the left and right limiting blocks 93 slide along the slide groove 910 respectively to limit the moving trajectory of the heavy hammer 4 to avoid displacement, and the bottom of the heavy hammer 4 is fixedly connected with a hammer head 41.

[0029] The working principle of this workpiece forging clamp hammer is described in detail below.

[0030] like Figure 1-5As shown, when forging a workpiece, first, place the workpiece to be forged on the placement plate 5, and then operate the control panel 10 to start the four drive motors 71 at the same time, so that the output shaft of the drive motor 71 drives the threaded cylinder 72 to rotate. During the movement of the threaded cylinder 72, the ball 84 is engaged with the inner wall of the annular groove 7210, thereby driving the ball 84 to roll in the semicircular groove 830, so that the sleeve 81 and the support column 82 have a certain supporting and stabilizing effect on the threaded cylinder 72, so that the screw 73 inside the threaded cylinder 72 is extended outward by rotation, and the four fixing plates 75 are moved closer along the upper surface of the placement plate 5, so as to stabilize the workpiece. The outer wall is clamped and fixed so that the anti-skid pad 751 is pressed and fitted on the outer wall of the workpiece to improve the stability of the clamping of the workpiece, and then the drive motor 71 is turned off to complete the fastening of the workpiece on the placement plate 5, and then the control panel 10 is operated to start the hydraulic cylinder 3, and the hydraulic cylinder 3 operates the heavy hammer 4 to fall and hammer. In the process of the heavy hammer 4 falling, the two limit blocks 93 on the retaining ring 92 slide on the slide groove 910 on the arc plate 91 respectively, so as to limit the hammering trajectory of the heavy hammer 4, so that the heavy hammer 4 is not easily displaced during the hammering, thereby improving the stability of the hammering position of the heavy hammer 4, so that the hammer head 41 at the bottom of the heavy hammer 4 can perform stable and continuous forging work on the workpiece.

[0031] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A flange forging clamping hammer, comprising a forging table (1), characterized in that: An L-shaped frame plate (2) is fixedly connected to the middle side of the rear end of the forging table (1), a hydraulic cylinder (3) is fixedly connected to the top of the transverse surface of the L-shaped frame plate (2), the output end of the hydraulic cylinder (3) penetrates to the bottom of the transverse surface of the L-shaped frame plate (2) and is fixedly connected to a heavy hammer (4), a placement plate (5) is fixedly connected to the middle side of the top of the forging table (1), the heavy hammer (4) and the placement plate (5) are arranged on the same vertical plane, four connecting plates (6) are fixedly connected to the outer annular array of the forging table (1) away from the placement plate (5), a fastening mechanism (7) is arranged at one end of the four connecting plates (6) close to the placement plate (5), and a stabilizing component (8) is arranged on the outside of the four fastening mechanisms (7), a guide mechanism (9) is arranged on the outside of the bottom of the transverse surface of the L-shaped frame plate (2) close to the heavy hammer (4), and a control panel (10) is arranged on the front side of the L-shaped frame plate (2) in the vertical direction.

2. A flange forging clamping hammer according to claim 1, characterized in that: The fastening mechanism (7) comprises a driving motor (71), the output end of the driving motor (71) being fixedly connected to a threaded barrel (72), the internal thread of the threaded barrel (72) at one end away from the driving motor (71) being connected to a screw rod (73), the outer wall of one end of the screw rod (73) close to the placement plate (5) being rotatably connected to a bearing (74), and one end of the bearing (74) being fixedly connected to a fixing plate (75).

3. A flange forging clamping hammer according to claim 2, characterized in that: One end of the driving motor (71) away from the placement plate (5) is fixedly connected to one end of the connecting plate (6).

4. A flange forging clamping hammer according to claim 2, characterized in that: A fixing ring (721) is fixedly connected to the middle side of the outer wall of the threaded cylinder (72), an annular groove (7210) is provided on the outer wall of the fixing ring (721), and an anti-slip pad (751) is provided at one end of the fixing plate (75) away from the bearing (74).

5. A flange forging clamping hammer according to claim 1, characterized in that: The stabilizing component (8) comprises a sleeve (81) and a support column (82); a positioning ring (83) is fixedly connected to the middle side of the inner wall of the sleeve (81); a plurality of semicircular grooves (830) are formed in a circular array on the inner wall of the positioning ring (83); and a plurality of inner walls of the semicircular grooves (830) are provided with balls (84).

6. A flange forging clamping hammer according to claim 5, characterized in that: The bottom of the support column (82) is fixedly connected to the top of the forging table (1), and the outer walls of a plurality of the balls (84) overlap the inner wall of the annular groove (7210).

7. A flange forging clamping hammer according to claim 1, characterized in that: The guide mechanism (9) comprises two arc-shaped plates (91) and a clamping ring (92). Opposite surfaces of the two arc-shaped plates (91) are provided with sliding grooves (910) extending vertically therethrough. The side of the clamping ring (92) close to the arc-shaped plates (91) is respectively fixedly connected to a limiting block (93).

8. A flange forging clamping hammer according to claim 7, characterized in that: The two arc-shaped plates (91) are respectively arranged on the left and right sides close to the outside of the heavy hammer (4); the tops of the two arc-shaped plates (91) are fixedly connected to the bottom of the transverse surface of the L-shaped frame plate (2); the outer wall of the limit block (93) is slidably connected to the inner wall of the slide groove (910); and the bottom of the heavy hammer (4) is fixedly connected to a hammer head (41).

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