Bar punching device and aviation alloy bar cutting equipment

Abstract

The utility model discloses a bar material thrusting device and aviation alloy bar material cutting equipment, the bar material thrusting device comprises a base, a thrusting component and a pushing device, the thrusting component is used for thrusting a bar material, the pushing device is used for pushing the bar material to a thrusting station, the thrusting component is arranged on the base, and the supporting sliding block is arranged on the base. The supporting sliding block is provided with a material bearing groove used for bearing the bar materials pushed by the pushing device in the feeding state and a supporting plane used for supporting the bar materials when the punching and breaking assembly punches and breaks the bar materials, and the supporting sliding block is connected with the base in a sliding mode and driven by a power piece installed on the base to slide. The supporting sliding block slides to enable the material bearing groove and the supporting plane of the supporting sliding block to be switched to be matched with the position corresponding to the thrusting assembly. The supporting sliding block slides to enable the material bearing groove and the supporting plane on the supporting sliding block to be switched to be matched with the positions corresponding to the thrusting assembly, so that a bar material can be prevented from impacting the supporting sliding block, and meanwhile the bar material can be thrusted off more easily.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting equipment, in particular to a bar material punching device and aviation alloy bar material cutting equipment. Background Art

[0002] Traditional aviation material cutting equipment usually cuts the bar stock by directly passing it through a cutting device for rotary cutting. However, the bar stock is usually a hollow structure. Direct rotary cutting by a cutting device will cause fine dust generated during cutting or dust in the air to enter the interior of the bar stock, causing the bar stock to be contaminated or the weight to deviate. For this reason, the bar stock cutting equipment in the prior art usually includes a cutting device and a bar stock punching device. By clamping one end of the bar stock, the other end of the bar stock is rotary cut by the cutting device, and the cutting depth of the bar stock by the cutting device is less than the wall thickness of the bar stock, and then the bar stock enters the punching device for punching. However, the bar stock punching device in the prior art usually places the bar stock on a supporting platform for punching. During feeding, since the bar stock is cylindrical and the other end is suspended, the other end of the bar stock hits the supporting platform, causing damage to the bar stock. Utility Model Content

[0003] The utility model aims at the technical problems existing in the prior art and provides a bar stock punching device and aviation alloy bar stock cutting equipment. By sliding a supporting slider, a material receiving groove and a supporting plane on the slider are switched to cooperate with a position corresponding to the punching assembly, thereby preventing the bar stock from hitting the supporting slider and making the bar stock easier to be punched.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a rod stock punching device, comprising a base, a punching assembly for punching the rod stock and a pushing device for pushing the rod stock to the punching station, the punching assembly is arranged on the base, and also comprises a supporting slider, the supporting slider is provided with a material receiving groove for supporting the rod stock pushed by the pushing device in a loading state and a supporting plane for supporting the rod stock when the punching assembly punches the rod stock, and the supporting slider is slidably connected to the base and driven to slide by a power part installed on the base, and the supporting slider slides so that its material receiving groove and the supporting plane switch to cooperate with the position corresponding to the punching assembly.

[0005] Furthermore, the arrangement direction of the material receiving groove and the supporting plane is perpendicular to the pushing direction of the pushing device and consistent with the sliding direction of the supporting sliding block; the material receiving groove is an arc groove and is adapted to the outer peripheral surface of the rod.

[0006] Furthermore, the power member includes a first cylinder, a piston rod of the first cylinder extends along the sliding direction of the supporting slider and is connected to the side surface of the supporting slider.

[0007] Furthermore, the number of the supporting slide blocks is two, the two supporting slide blocks are arranged along the pushing direction of the pushing device, and the punching assembly is arranged between the two supporting slide blocks.

[0008] Furthermore, the punching assembly includes a punching plate and a second cylinder, the second cylinder is mounted on the base, and its piston rod faces upward and is connected to the punching plate, and the punching plate is located between two supporting slide blocks.

[0009] Furthermore, it also includes two guide blocks, which are fixed on the base and provided with guide grooves, and the two ends of the punching plate in the length direction are respectively slidably matched with the guide grooves.

[0010] Furthermore, it also includes a blocking frame, which is located above the supporting sliding block to prevent the broken sections of the bar from flying upwards.

[0011] The utility model further provides an aviation alloy bar cutting device, comprising a cutting device and a bar punching device as described in any one of the above items, wherein the bar is a hollow structure, the cutting device performs rotary cutting on the bar, and the cutting depth of the bar by the cutting device is less than the wall thickness of the bar, and the bar punching device is arranged on the downstream side of the cutting device to punch off the uncut portion of the bar.

[0012] Furthermore, it also includes a frame and a driving mechanism, the frame is provided with a slide rail arranged along the axial direction of the rod, the pushing device is slidably connected to the slide rail, and the driving mechanism drives the pushing device along the slide rail to push the rod to the cutting station and the punching station.

[0013] Furthermore, it also includes a weighing device for weighing the bar and a laser sensor for measuring the length of the bar, the weighing device is arranged on the frame, and the laser sensor is located on the side of the weighing device close to the cutting device; it also includes a dust suction device, which is arranged at the cutting station of the bar; it also includes a chamfering device, which is arranged between the pushing device and the cutting device.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The utility model also includes a support slider, which is provided with a material receiving groove for supporting the bar material pushed by the pushing device in the loading state and a support plane for supporting the bar material when the punching assembly punches the bar material, and the support slider is slidably connected to the base and driven to slide by a power member installed on the base, and the support slider slides so that its material receiving groove and support plane switch to cooperate with the position corresponding to the punching assembly. This structure of the utility model makes the material receiving groove located at the position corresponding to the punching assembly when the bar material enters the punching assembly to avoid the end of the bar material hitting the support slider and causing damage to the bar material. When the bar material needs to be punched, the power member drives the support slider to slide so that the support plane supports the bar material, thereby making it easier to punch the bar material.

[0016] 2. The utility model further comprises two guide blocks, which are fixed on the base and provided with guide grooves to guide the punching plate, thereby preventing the punching plate from shaking.

[0017] 3. The utility model further comprises a blocking frame, which is located above the supporting slide block to prevent the broken sections of the bar from flying upward, so that the bar can fall to a fixed unloading point.

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments; however, the utility model of a bar punching device and an aviation alloy bar cutting device is not limited to the embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the base, the punching device and the chamfering device of the utility model;

[0020] Figure 2 yes Figure 1 A magnified schematic diagram of point A;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the punching device of the utility model (excluding the punching assembly);

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the punching assembly of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the base and the punching device of the utility model;

[0024] Figure 6 This is a three-dimensional structure diagram of the base and the punching device of the utility model. Figure 2 (remove the blocking frame);

[0025] Figure 7 This is a three-dimensional schematic diagram of the aviation alloy bar cutting equipment of the utility model. Figure 1;

[0026] Figure 8 yes Figure 7 An enlarged schematic diagram of point B;

[0027] Fig. 9 It is a three-dimensional structural schematic diagram of the weighing device of the utility model;

[0028] Fig.10 It is a partial three-dimensional structural schematic diagram of the weighing device of the utility model;

[0029] Fig.11 It is a three-dimensional structural schematic diagram of the automatic feeding device of the utility model;

[0030] Fig.12 It is a three-dimensional structural schematic diagram of the frame, pushing device and weighing device of the utility model;

[0031] Fig.13 This is a three-dimensional schematic diagram of the aviation alloy bar cutting equipment of the utility model. Figure 2 (The clamping assembly clamps the bar);

[0032] Fig.14 yes Fig.13 An enlarged schematic diagram of point C;

[0033] Fig.15 yes Fig.13 An enlarged schematic diagram of point D;

[0034] Fig.16 This is a three-dimensional schematic diagram of the aviation alloy bar cutting equipment of the utility model. Figure 3 (with isolation cover);

[0035] Fig.17 It is a side view of the base and support wheel assembly of the utility model;

[0036] Fig.18 It is a top view of the base and support wheel assembly of the utility model;

[0037] Fig.19 It is a three-dimensional structural schematic diagram of the support wheel assembly of the utility model;

[0038] Fig. 20 It is a three-dimensional structural schematic diagram of the cutting device of the utility model;

[0039] In the figure: 1. Laser sensor; 2. Weighing device; 21. Main bracket; 22. Supporting platform; 23. Weighing sensor; 24 / 26. Lifting cylinder; 25. Auxiliary wheel; 3. Pushing device; 31. First slide; 32. Second slide; 33. Motor; 34. Clamping assembly; 35. Electric cylinder; 4. Automatic feeding device; 41. Unloading rack; 411. Limiting convex part; 42. Support arm; 43. Turning arm; 44. Third cylinder; 5. Frame; 51. Slide rail; 6. Cutting device; 61. Guide wheel assembly; 62. Clamping wheel; 621. Clamping cylinder; 63. Cutting assembly; 64. Swinging cylinder; 65. Cutting seat; 7, rod material breaking device; 71, supporting slide block; 711, material receiving groove; 712, supporting plane; 72, supporting block; 73, guide block; 731, guide groove; 74, first cylinder; 75, blocking frame; 76, breaking plate; 77, second cylinder; 78, connecting piece; 79, blocking block; 8, dust suction device; 9, chamfering device; 91, chamfering chassis; 10, coding device; 11, rod material; 12, base; 121, first rotating shaft; 122, second rotating shaft; 13, supporting wheel assembly; 131, supporting wheel; 132, supporting rod; 133, fifth cylinder; 14, unloading table; 15, isolation cover. DETAILED DESCRIPTION

[0040] In the present utility model, the terms "first", "second", "third", "fourth", "fifth", etc. are only used to distinguish similar objects, rather than to describe a specific order or sequence, and cannot be understood as indicating or implying relative importance. In the description, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front", "back", "inside", "outside", "top / bottom", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model, rather than indicating or implying that the device referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0041] In addition, in the description of the present invention, unless otherwise clearly stipulated and limited, the terms "installed", "provided with", "sleeved / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] See also Figure 1-Figure 20As shown, the utility model is an aviation alloy bar cutting device, including a cutting device 6 and a bar punching device 7. The bar 11 is a hollow structure. The cutting device 6 performs rotary cutting on the bar 11, and the cutting depth of the bar 11 by the cutting device 6 is less than the wall thickness of the bar 11. The bar punching device 7 is arranged on the downstream side of the cutting device 6 to punch off the uncut portion of the bar 11.

[0043] Specifically, the bar stock punching device includes a base 12, a punching assembly for punching the bar stock 11, and a pushing device 3 for pushing the bar stock to the punching station. The punching assembly is arranged on the base 12, and also includes a supporting slider 71. The supporting slider 71 is provided with a material receiving groove 711 for supporting the bar stock 11 pushed by the pushing device 3 in the loading state and a supporting plane 712 for supporting the bar stock 11 when the punching assembly punches the bar stock 11. The supporting slider 71 is slidably connected to the base 12 and is driven to slide by a power part installed on the base 12. The supporting slider 71 slides so that its material receiving groove 711 and the supporting plane 712 switch to cooperate with the position corresponding to the punching assembly.

[0044] The arrangement direction of the receiving groove 711 and the supporting plane 712 is perpendicular to the pushing direction of the pushing device 3 and consistent with the sliding direction of the supporting slider 71. The receiving groove 711 is an arc-shaped groove and is adapted to the outer peripheral surface of the bar 11. The power member includes a first cylinder 74, and the piston rod of the first cylinder 74 extends along the sliding direction of the supporting slider 71 and is connected to the side of the supporting slider 71.

[0045] There are two supporting slide blocks 71, which are arranged along the pushing direction of the pushing device 3. The punching assembly is arranged between the two supporting slide blocks 71. The sides of the two supporting slide blocks 71 are connected to the first cylinder 74 through a connecting member 78, so that the first cylinder 74 can simultaneously drive the two supporting slide blocks 71 to slide. Specifically, a supporting block 72 is arranged on the base 12, and the supporting slide block 71 is slidably matched with the supporting block 72.

[0046] The punching assembly includes a punching plate 76 and a second cylinder 77. The second cylinder 77 is mounted on the base 12, and its piston rod is upward and connected to the punching plate 76. The punching plate 76 is located between the two supporting slide blocks 71. A blocking block 79 is provided on the top of the punching plate 76 to prevent the bar 11 from being punched and splashing upward. The bar punching device 7 also includes two guide blocks 73. The guide blocks 73 are fixed on the base 12 and are provided with guide grooves 731. The two ends of the punching plate 76 in the length direction are respectively slidably matched with the guide grooves 731.

[0047] The bar stock breaking device 7 further comprises a blocking frame 75, which is located above the supporting slide block 71 to prevent the broken sections of the bar stock from flying upward. A material unloading platform 14 is provided on the side of the base 12 away from the pushing device 3, and the broken bar stock 11 slides out from the material unloading platform 14.

[0048] The utility model also includes a weighing device 2 for weighing the bar 11 and a laser sensor 1 for measuring the length of the bar 11. When measuring the length of the bar, the pushing device 3 and the laser sensor 1 are located on both sides of the axial direction of the bar 11 placed on the weighing device 2, and the pushing device 3 pushes one end of the bar 11 until the bar 11 reaches the length measurement station, so that the laser sensor 1 measures at the other end of the bar. After measuring the weight and length of the bar 11, the internal system divides the bar 11 into multiple sections of the required cutting length according to the required weight.

[0049] The weighing device 2 includes a support frame and a weighing sensor 23. The number of the weighing sensors 23 is four, and the four weighing sensors 23 are respectively arranged at the bottom of the four corners of the support frame. Specifically, the support frame includes a main support 21 and a support platform 22. The weighing sensors 23 are arranged at the bottom of the four corners of the main support 21. The support platform 22 is arranged at the top of the main support 21 and is slidably connected to the main support 21. The weighing device 2 also includes a lifting cylinder 24, which is installed on the main support 21, and its piston rod faces upward and is connected to the support platform 22. It also includes an auxiliary wheel 25 and a lifting cylinder 26. The auxiliary wheel 25 is slidably connected to the main support 21 and is located on one side of the support platform 22. The lifting cylinder 26 is installed on the main support 21, and its piston rod is connected to the auxiliary wheel 25.

[0050] The utility model also includes an automatic feeding device 4 for automatically feeding the bar material 11 onto the weighing device 2. The automatic feeding device 4 is located on one side of the weighing device 2, and the laser sensor 1 is arranged on the automatic feeding device 4. The automatic feeding device 4 includes a material discharging rack 41, a plurality of support arms 42, a plurality of flip arms 43 and a transmission mechanism. The number of the support arms 42 and the flip arms 43 is the same. One end of the support arm 42 is connected to the material discharging rack 41, and the other end extends toward the weighing device 2. The flip arm 43 is arranged on one side of the support arm 42, and each flip arm 43 is connected to the transmission mechanism respectively. The flip arm 43 is controlled by the transmission mechanism to flip so that the bar material rolls to the weighing device. Specifically, the transmission mechanism includes a third cylinder 44 and a connecting rod assembly. A limiting protrusion 411 is provided on the material discharging rack 41 to limit the bar material 11 from rolling toward the weighing device 2 when the flip arm 43 is parallel to the support arm 42.

[0051] The utility model also includes a frame 5 and a driving mechanism. The frame 5 is provided with a slide rail 51 arranged along the axial direction of the rod material. The pushing device 3 is slidably connected to the slide rail 51. The weighing device 2 is arranged on the frame 5. After the rod material 11 is weighed and the length is measured, the driving mechanism drives the pushing device 3 to push the rod material 11 to the cutting station along the slide rail 51.

[0052] The pushing device 3 includes a slide, a motor 33 and a clamping assembly 34 for clamping one end of the rod 11. The slide is slidably connected to the slide rail 51, the motor 33 is installed on the slide, and its output shaft is transmission-connected to the clamping assembly 34 to drive the clamping assembly 34 and the rod 11 clamped therein to rotate around the axis of the rod 11, so that the cutting device 6 can perform rotary cutting on the rod 11.

[0053] The slide seat includes a first slide seat 31 and a second slide seat 32. The first slide seat 31 is slidably connected to the slide rail 51, and the second slide seat 32 is slidably connected to the first slide seat 31 along the up-down direction. The pushing device also includes an electric cylinder 35. The cylinder body of the electric cylinder 35 is fixedly connected to the first slide seat 31, and its piston rod is connected to the second slide seat 32.

[0054] The utility model also includes a blocking device, which is arranged between the weighing device 2 and the cutting device 6. The blocking device includes a blocking member and a fourth cylinder. The fourth cylinder is arranged on the frame 5. The blocking member is connected to the piston rod of the fourth cylinder to resist the other end of the bar when the pushing device 3 needs to clamp one end of the bar.

[0055] The utility model further comprises a coding device 10, which is used to divide the bar material 11 into multiple sections of required cutting lengths and then perform coding processing on each section of the bar material 11 required to be cut.

[0056] The utility model also includes a chamfering device 9, which is arranged between the pushing device 3 and the cutting device 6, and is slidably arranged on a chamfering base frame 91, so that the chamfering device 9 can be close to or away from the bar. Before the cutting device 6 cuts the bar 11, the pushing device 3 transports the bar to the chamfering processing station, so that the chamfering device 9 is close to the bar 11, and the other end of the bar 11 is chamfered.

[0057] The utility model also includes a support wheel assembly 13, which is at least partially located on the side of the cutting table facing the pushing device 3, and the support wheel assembly 13 can be adjusted along the height direction of the cutting table to lift the other end of the bar 11 before the bar 11 enters the cutting table, so that the bottom of the other end of the bar 11 is higher than the part of the cutting table used to support the bar or is flush with the part of the cutting table used to support the bar. Specifically, the cutting table is the above-mentioned base 12, and the part of the cutting table used to support the bar is the guide wheel assembly 61, which is installed on the base 12. When the cutting assembly 63 is cutting, the other end of the bar 11 is located on the guide wheel assembly 61.

[0058] The support wheel assembly 13 includes a support wheel 131, a support rod 132 and a fifth cylinder 133. The support rod 132 is rotatably connected to the base 12 at a position between its two ends. The support wheel 131 is connected to one end of the support rod 132 and is located on the side of the base 12 facing the pushing device 3. The other end of the support rod 132 is hinged to the piston rod of the fifth cylinder 133, so that the support rod 132 is driven to rotate by the fifth cylinder 133 to drive the support wheel 131 to rise or fall.

[0059] The other end of the support rod 132 is located at the side of the support wheel 131 away from the pushing device 3. The side of the base 12 is provided with a first rotating shaft 121 corresponding to the support rod 132, so as to be rotatably connected to the support rod 132 through the first rotating shaft 121. The side of the base 12 is provided with a second rotating shaft 122 corresponding to the lower side of the first rotating shaft 121, and the cylinder body of the fifth cylinder 133 is rotatably connected to the second rotating shaft 122.

[0060] The cutting device 6 is arranged above the guide wheel assembly 61. Specifically, the cutting device 6 includes a cutting assembly 63, a swing cylinder 64 and a cutting seat 65. The cutting assembly 63 is hinged to the cutting seat 65. The cylinder body of the swing cylinder 64 is arranged on the cutting seat 65, and its piston rod is connected to the cutting assembly 63 so that the cutting assembly 63 can swing up and down. A clamping wheel 62 and a clamping cylinder 621 are also provided on the base 12. The piston rod of the clamping cylinder 621 is connected to the clamping wheel 62. When the other end of the bar 11 enters the guide wheel assembly 61 and needs to be cut, the clamping cylinder 621 controls the clamping wheel 62 to swing downward, so that the bar 11 is clamped between the guide wheel assembly 61 and the clamping wheel 62 to prevent the bar 11 from swinging randomly when being cut.

[0061] The utility model further comprises a dust collecting device 8, which is arranged at the cutting station of the bar material 11. It also comprises an isolation cover 15, in which the chamfering device 9, the cutting device 6, the punching device 7 and the dust collecting device 8 are arranged, and notches are respectively arranged on both sides of the isolation cover 15, and the bar material 11 enters the cutting station from the notch on one side, and one end of the unloading platform 14 is located in the isolation cover 15, and the other end extends out from the notch on the other side.

[0062] The utility model is an aviation alloy bar cutting device, and its working process is as follows:

[0063] 1. Manually place the bar material on the unloading rack 41 of the automatic loading device 4.

[0064] 2. The first cylinder 44 of the automatic feeding device 4 is started to drive the flip arm 43 to flip so that the bar 11 passes over the limiting protrusion 411 and rolls to the other end of the support arm 42. At this time, the lifting cylinder 24 of the weighing device 2 controls the support platform 22 to rise, so that the support platform 22 supports the bar 11 and weighs it.

[0065] 3. The clamping assembly 34 clamps one end of the bar 11, and the pushing device 3 transports the bar 11 to the length measuring station, so that the laser sensor 1 measures at the other end of the bar 11. At this time, the internal system divides the bar 11 into multiple sections of the required cutting length according to the weight, length and required weight of the bar 11, and the coding device 10 codes each section of the bar 11 of the required cutting length.

[0066] 4. The pushing device 3 transports the bar 11 to the chamfering processing station, the chamfering device 9 approaches the bar 11, and chamfers the other end of the bar 11.

[0067] 5. The pushing device 3 transports the other end of the bar 11 toward the guide wheel assembly 61. When the other end of the bar 11 is located at the top of the supporting wheel assembly 13, the second cylinder 133 of the supporting wheel assembly 13 controls the supporting wheel 131 upward to support the other end of the bar 11, so that the bar 11 is slightly higher than the guide wheel assembly 61 and enters the cutting station.

[0068] 6. The support wheel 131 of the support wheel assembly 13 descends, the guide wheel assembly 61 supports the bar 11, the clamping wheel 62 descends to clamp the bar 11 between the guide wheel assembly 61 and the clamping wheel 62, the motor 33 rotates to drive the clamping assembly 34 and the bar 11 to rotate, the swing cylinder 64 controls the cutting assembly 63 to approach the bar 11 for rotary cutting, and the cutting depth of the cutting assembly 63 on the bar 11 is less than the wall thickness of the bar 11.

[0069] 7. The pushing device 3 transports the bar 11 toward the bar punching device 7, so that the cut part of the bar 11 is located under the bar punching assembly. At this time, the fourth cylinder 74 drives the supporting slider 71 to slide, so that the position of the supporting slider 71 supporting the bar 11 is switched from the material receiving groove 711 to the supporting plane 712, and the fifth cylinder 77 drives the punching plate 76 to break the cut bar 11, and the broken bar 11 slides from the unloading platform 14.

[0070] The utility model provides a bar material punching device and aviation alloy bar material cutting equipment, and the uninvolved parts are the same as the prior art or can be implemented by adopting the prior art.

[0071] The above embodiments are only used to further illustrate a rod punching device and aviation alloy rod cutting equipment of the utility model, but the utility model is not limited to the embodiments. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model fall within the protection scope of the technical solution of the utility model.

Claims

1. A bar stock punching device, comprising a base, a punching assembly for punching the bar stock, and a pushing device for pushing the bar stock to a punching station, wherein the punching assembly is arranged on the base, and is characterized in that: The support slider is provided with a material receiving groove for supporting the rod material pushed by the pushing device in the loading state and a supporting plane for supporting the rod material when the breaking assembly breaks the rod material. The support slider is slidably connected to the base and driven to slide by a power part installed on the base. The support slider slides so that its material receiving groove and the supporting plane switch to cooperate with the position corresponding to the breaking assembly.

2. The bar breaking device according to claim 1, characterized in that: The arrangement direction of the material receiving groove and the supporting plane is perpendicular to the pushing direction of the pushing device and consistent with the sliding direction of the supporting sliding block; the material receiving groove is an arc groove and is adapted to the outer peripheral surface of the rod.

3. The bar breaking device according to claim 1, characterized in that: The power member comprises a first cylinder, a piston rod of which extends along the sliding direction of the supporting sliding block and is connected to the side surface of the supporting sliding block.

4. The bar breaking device according to claim 1, characterized in that: The number of the supporting slide blocks is two, the two supporting slide blocks are arranged along the pushing direction of the pushing device, and the punching assembly is arranged between the two supporting slide blocks.

5. The bar breaking device according to claim 4, characterized in that: The punching assembly comprises a punching plate and a second cylinder, wherein the second cylinder is mounted on the base, and a piston rod of the second cylinder faces upward and is connected to the punching plate, and the punching plate is located between two supporting slide blocks.

6. The bar breaking device according to claim 5, characterized in that: It also includes two guide blocks, which are fixed on the base and provided with guide grooves, and the two ends of the punching plate in the length direction are respectively slidably matched with the guide grooves.

7. The bar breaking device according to claim 1, characterized in that: It also includes a blocking frame, which is located above the supporting sliding block to prevent the broken sections of the bar from flying upwards.

8. An aviation alloy bar cutting device, comprising a cutting device, characterized in that: It also includes a rod punching device as described in any one of claims 1 to 7, wherein the rod is a hollow structure, the cutting device performs rotary cutting on the rod, and the cutting depth of the rod by the cutting device is less than the wall thickness of the rod, and the rod punching device is arranged on the downstream side of the cutting device to punch off the uncut part of the rod.

9. The aviation alloy bar cutting equipment according to claim 8, characterized in that: It also includes a frame and a driving mechanism. The frame is provided with a slide rail arranged along the axial direction of the rod material. The pushing device is slidably connected to the slide rail. The driving mechanism drives the pushing device to push the rod material to the cutting station and the punching station along the slide rail.

10. The aviation alloy bar cutting equipment according to claim 9, characterized in that: It also includes a weighing device for weighing the bar material and a laser sensor for measuring the length of the bar material, the weighing device is arranged on the frame, and the laser sensor is located on the side of the weighing device close to the cutting device; it also includes a dust suction device, which is arranged at the cutting station of the bar material; it also includes a chamfering device, which is arranged between the pushing device and the cutting device.

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