Band saw blade testing device

Abstract

The utility model discloses a band saw blade testing device which comprises a machine body, a driving device and a clamping device, the machine body comprises a top shell and a bedplate, the driving device is installed on the top shell, the clamping device is installed on the bedplate, the clamping device is located below the driving device, and the driving device comprises a first rotating disc, a second rotating disc and a motor. The first rotating disc and the second rotating disc are rotationally connected to the lower portion of the top shell, the motor is fixedly installed on the top shell and connected with the first rotating disc, the first rotating disc drives the second rotating disc through a belt, and the second rotating disc is installed on the top shell through a lead screw so that the second rotating disc can be close to or away from the first rotating disc. According to the utility model, band saw blades with different lengths can be installed by adjusting the distance between the two turntables, and the band saw blade testing device is suitable for testing annular band saw blades with various perimeters.

Description

Technical Field

[0001] The utility model relates to the technical field of band saw blade testing, and more specifically to a band saw blade testing device. Background Art

[0002] In the prior art, after the production of band saw blades, it is necessary to conduct a sampling aging test on the produced band saw blades. The ring-shaped band saw blades are installed on a sawing machine, and the band saw blades are simulated to cut materials to test the wear resistance, service life and whether there are broken teeth, etc. of the band saw blades. However, when using a sawing machine to test the band saw blades, the size of the band saw blades that can be tested is limited, and it is not suitable for testing band saw blades with different circumferences or widths. Therefore, a technical solution is needed to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies of the prior art. The testing device can be suitable for testing band saw blades of various lengths, and a band saw blade testing device is provided.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] The utility model discloses a band saw blade testing device, comprising a body, a driving device, and a clamping device, the body comprising a top shell and a table plate, the driving device is installed on the top shell, the clamping device is installed on the table plate, the clamping device is located below the driving device, the driving device comprises a first turntable, a second turntable, and a motor, the first turntable and the second turntable are rotatably connected to the bottom of the top shell, the motor is fixedly installed on the top shell, the motor is connected to the first turntable, the first turntable drives the second turntable through a belt, the second turntable is installed on the top shell through a screw rod so that the second turntable can approach or move away from the first turntable, the clamping device comprises a clamp and a first telescopic device, the clamp is located above the table plate, and the first telescopic device drives the clamp to approach or move away from the top shell.

[0006] Furthermore, the first turntable includes a disk body, a shaft, and a pulley, the shaft is connected to the motor, the pulley is fixedly mounted on the shaft, the disk body is fixedly mounted on the lower end of the shaft, and the shaft passes through the top shell and is connected to the top shell through a bearing.

[0007] Furthermore, the second turntable includes a disk body, a shaft rod, and a pulley, the shaft rod is connected to the motor, the pulley is fixedly installed on the shaft rod, the disk body is fixedly installed on the lower end of the shaft rod, the top shell is provided with a guide channel, the shaft rod is provided with a guide member through a bearing, the guide channel side wall is provided with a guide groove, the guide member side wall is provided with a guide block matching the guide groove, and the guide member can move along the guide channel.

[0008] Furthermore, the disk body includes an upper shell and a lower shell, the upper shell is fixedly mounted on the shaft rod, the lower shell is mounted at the lower end opening of the upper shell, the lower shell can be close to or away from the upper shell, a first shoulder is provided at the upper end of the side wall of the upper shell, and a second shoulder is provided at the lower end of the side wall of the lower shell, and a limiting groove is formed between the first shoulder and the second shoulder.

[0009] Furthermore, a fixing cover is installed at the inner center of the upper shell, the fixing cover is provided with a connecting seat, the connecting seat extends toward the lower shell, the lower shell is connected to the connecting seat by bolts, and the lower shell is rotatably connected to the bolts.

[0010] Furthermore, the inner wall of the upper shell provides a guide for the side wall of the lower shell, and the inner wall of the upper shell is provided with a step, and the step forms a limit for the upward movement of the lower shell.

[0011] Furthermore, the top shell is installed with a screw rod, the upper end of the second turntable is installed with a connecting piece, the screw rod passes through the connecting piece and is threadedly connected with the connecting piece, the top shell is installed with a guide rod, the guide rod is consistent with the extension direction of the screw rod, and the guide rod passes through the connecting piece.

[0012] Furthermore, the top shell is equipped with a tensioning wheel, and the tensioning wheel tensions the belt.

[0013] Furthermore, the clamp includes a base plate, a propulsion device, a base support, and a fixing device. The propulsion device, the base support, and the fixing device are installed on the upper end surface of the base plate. The propulsion device includes a second telescopic device and a push plate. The second telescopic device can drive the push plate to move along the base support. The two fixing devices are located on both sides of the base support. The fixing device includes a cylinder and a clamp. The two cylinders drive the two clamps to move closer to or away from each other.

[0014] Furthermore, the clamping device includes a guide column, which is fixedly installed on the lower end surface of the clamp and passes through the table. The guide column is installed with a spring, and both ends of the spring respectively resist the lower end surface of the clamp and the upper end surface of the table.

[0015] The beneficial effects of the utility model are:

[0016] 1. The second turntable of the utility model can be adjusted to be closer to or farther away from the first turntable by rotating the screw rod. Band saw blades of different circumferences can be installed by adjusting the distance between the second turntable and the first turntable. It can be suitable for testing annular band saw blades of various circumferences.

[0017] 2. The first turntable and the second turntable of the utility model are composed of an upper shell and a lower shell. The distance between the first shoulder and the second shoulder can be adjusted by rotating the bolt, so that the width of the limit groove formed between the first shoulder and the second shoulder can be changed, and band saw blades of different widths can be limited. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of this embodiment.

[0019] Figure 2 4 is a cross-sectional view of the second rotating disk in the embodiment.

[0020] Figure 3 2 is a top view of the clamp in this embodiment.

[0021] Reference numerals: 1, machine body; 11, top shell; 111, guide channel; 1111, guide groove; 12, table; 2, driving device; 21, first turntable; 211, disk body; 2111, upper shell; 21111, first stop shoulder; 21112, limit groove; 21113, step; 2112, lower shell; 21121, second stop shoulder; 2113, fixing cover; 21131, connecting seat; 2114, bolt; 212, shaft; 213, pulley; 214, bearing; 22. Second turntable; 221. Guide member; 2211. Guide block; 222. Connector; 23. Motor; 24. Screw rod; 25. Guide rod; 26. Belt; 27. Tensioning wheel; 3. Clamping device; 31. Clamp; 311. Bottom plate; 312. Propelling device; 3121. Second telescopic device; 3122. Push plate; 313. Bottom support; 314. Fixing device; 3141. Cylinder; 3142. Clamp; 32. First telescopic device; 33. Guide column; 34. Spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in this embodiment to clearly and completely describe the technical solution in this embodiment. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] like Figure 1As shown, this embodiment discloses a band saw blade testing device, including a body 1, a driving device 2, and a clamping device 3. The body 1 includes a top shell 11 and a table 12. The driving device 2 is installed on the top shell 11. The driving device 2 includes a first turntable 21, a second turntable 22, and a motor 23. The first turntable 21 and the second turntable 22 are rotatably connected to the bottom of the top shell 11. The motor 23 is fixedly installed on the top shell 11. The motor 23 is connected to the first turntable 21. The first turntable 21 includes a disk body 211, a shaft 212, and a pulley 213. The shaft 212 is connected to the motor 23. The pulley 213 is fixedly installed on the shaft 212. The disk body 211 is fixedly installed on the lower end of the shaft 212. The shaft 212 penetrates the top shell 11 and is connected to the top shell 11 through a bearing 214. The motor 23 can drive the shaft 212 of the first turntable 21 to rotate. The belt 26 is connected to the pulley 213 of the shaft 212 of the first turntable 21.

[0024] like Figure 1 , Figure 2 As shown, the top shell 11 is installed with a screw rod 24, and the second turntable 22 is installed on the top shell 11 through the screw rod 24 so that the second turntable 22 can be close to or away from the first turntable 21, and a connecting piece 222 is installed on the upper end of the second turntable 22, and the screw rod 24 passes through the connecting piece 222 and is threadedly connected with the connecting piece 222, and a guide rod 25 is installed on the top shell 11, and the guide rod 25 and the screw rod 24 extend in the same direction, and the guide rod 25 passes through the connecting piece 222, and the screw rod 24 and the connecting piece 222 are threadedly connected and rotated through the limiting of the guide rod 25 so that the second turntable 22 can move along the direction of the guide rod 25, so that the second turntable 22 is close to or away from the first turntable 21, and the second turntable 22 includes a disk body 211, a shaft rod 212, and a pulley 213, the shaft rod 212 is connected to the motor 23, and the pulley 213 is fixedly installed on the shaft rod 212, and the disk body 211 is fixedly installed at the bottom of the shaft rod 212 At the end, the top shell 11 is provided with a guide channel 111, the shaft 212 is installed with a guide piece 221 through a bearing 214, a guide groove 1111 is provided on the side wall of the guide channel 111, and a guide block 2211 is provided on the side wall of the guide piece 221 for cooperating with the guide groove 1111, and the guide piece 221 can move along the guide channel 111, and the shaft 212 passes through the guide channel 111, and the shaft 212 is connected to the guide block 2211 through a bearing 214, so that the shaft 212 can rotate relative to the guide block 2211, and the guide block 2211 cooperates with the guide channel 111 to slide along the guide channel 111, so that the connection between the second rotating wheel and the top shell 11 can move with the rotation of the screw rod 24, so that the second turntable 22 can be installed on the top shell 11 more stably, and the distance between the second turntable 22 and the first turntable 21 can be adjusted to be suitable for testing of annular band saw blades of various circumferences.

[0025] like Figure 1As shown, the first turntable 21 transmits the second turntable 22 via a belt 26, and the belt 26 is installed on the pulleys 213 of the first turntable 21 and the second turntable 22. The top shell 11 is installed with a tensioning wheel 27, and the tensioning wheel 27 tensions the belt 26, so that when the second turntable 22 adjusts the distance between it and the first turntable 21, the belt 26 can always be tensioned to ensure the normal rotation of the first turntable 21 and the second turntable 22. The inner side wall of the belt 26 is provided with a toothed belt 26 to prevent the belt 26 from falling off.

[0026] like Figure 1 , Figure 2 As shown, the first turntable 21 and the second turntable 22 use the same disk body 211, the disk body 211 includes an upper shell 2111 and a lower shell 2112, the upper shell 2111 is fixedly installed with the shaft 212, the lower shell 2112 is installed at the lower end opening of the upper shell 2111, the inner wall of the upper shell 2111 provides guidance for the side wall of the lower shell 2112, the inner wall of the upper shell 2111 is provided with a step 21113, the step 21113 forms a limit for the upward movement of the lower shell 2112, a fixing cover 2113 is installed in the center of the upper shell 2111, the fixing cover 2113 is provided with a connecting seat 21131, the connecting seat 21131 extends toward the lower shell 2112, the lower shell 2112 is connected to the connecting seat 21131 by bolts 2114, and the lower shell 2112 is connected with the screw The bolt 2114 is rotatably connected, and the bolt 2114 and the fixed cover 2113 are threadedly connected. The lower shell 2112 can be close to or away from the upper shell 2111. The upper end of the side wall of the upper shell 2111 is provided with a first shoulder 21111, and the lower end of the side wall of the lower shell 2112 is provided with a second shoulder 21121. The second shoulder 21121 can limit the bottom of the tested band saw blade, and is used to limit and block the band saw blade 4 to prevent the band saw blade 4 from moving downward or even falling. A limiting groove 21112 is formed between the first shoulder 21111 and the second shoulder 21121, and the limiting groove 21112 is used to install the tested band saw blade. By adjusting the lower shell 2112 to be close to and away from the upper shell 2111, the width of the limiting groove 21112 can be adjusted to be suitable for testing band saw blades of various widths.

[0027] like Figure 1 , Figure 3As shown, the clamping device 3 is installed on the table 12, and the clamping device 3 is located below the driving device 2. The clamping device 3 includes a clamp 31, a first telescopic device 32, and a guide column 33. The clamp 31 is located above the table 12. The first telescopic device 32 drives the clamp 31 to approach or move away from the top shell 11. The guide column 33 is fixedly installed on the lower end surface of the clamp 31. The guide column 33 passes through the table 12. The guide column 33 is installed with a spring 34. The two ends of the spring 34 respectively resist the lower end surface of the clamp 31 and the upper end surface of the table 12. The first telescopic device 32 controls the rise and fall of the clamp 31. The spring 34 can play a role of shock absorption and buffering for the clamp 31, so that the cutting object on the clamp 31 can be more stable during cutting.

[0028] like Figure 3 As shown, the fixture 31 includes a bottom plate 311, a propulsion device 312, a bottom bracket 313, and a fixing device 314. The propulsion device 312, the bottom bracket 313, and the fixing device 314 are installed on the upper end surface of the bottom plate 311. The propulsion device 312 includes a second telescopic device 3121 and a push plate 3122. The second telescopic device 3121 can drive the push plate 3122 to move along the bottom bracket 313. The two fixing devices 314 are located on both sides of the bottom bracket 313. The fixing device 314 includes a cylinder 3141 and a clamping plate 3142. The two cylinders 3141 drive the two clamping plates 3142 to move. 2 are moved closer or farther away from each other, the material to be cut is placed on the bottom support 313, the material to be cut is pushed by the two cylinders 3141 to clamp and fix the material to be cut, the clamp 31 is pushed upward by the first telescopic device 32 so that the clamp 31 is close to the driving device 2 so that the material can be cut by the band saw blade, and the clamp 31 is lowered after completing one cutting, and the clamps 3142 on both sides are opened, and the second telescopic device 3121 pushes the push plate 3122 to push the material outward for a certain distance, and then the clamps 3142 are clamped for the second cutting, so that the band saw blade can continue to perform cutting tests.

[0029] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A band saw blade testing device, characterized in that: The invention comprises a machine body (1), a driving device (2), and a clamping device (3), wherein the machine body (1) comprises a top shell (11) and a table (12), wherein the driving device (2) is mounted on the top shell (11), wherein the clamping device (3) is mounted on the table (12), wherein the clamping device (3) is located below the driving device (2), wherein the driving device (2) comprises a first rotating disk (21), a second rotating disk (22), and a motor (23), wherein the first rotating disk (21) and the second rotating disk (22) are rotatably connected to the bottom of the top shell (11), and wherein the motor (23) is fixedly mounted on the top shell (11). The top shell (11) is provided with a motor (23) connected to the first turntable (21); the first turntable (21) drives the second turntable (22) via a belt (26); the second turntable (22) is installed on the top shell (11) via a screw rod (24) so ​​that the second turntable (22) can be close to or away from the first turntable (21); the clamping device (3) comprises a clamp (31) and a first telescopic device (32); the clamp (31) is located above the platform (12); the first telescopic device (32) drives the clamp (31) to be close to or away from the top shell (11).

2. A band saw blade testing device according to claim 1, characterized in that: The first turntable (21) comprises a disk body (211), a shaft (212), and a pulley (213); the shaft (212) is connected to the motor (23); the pulley (213) is fixedly mounted on the shaft (212); the disk body (211) is fixedly mounted on the lower end of the shaft (212); the shaft (212) passes through the top shell (11) and is connected to the top shell (11) via a bearing (214).

3. A band saw blade testing device according to claim 1, characterized in that: The second turntable (22) comprises a disk body (211), a shaft (212), and a pulley (213); the shaft (212) is connected to the motor (23); the pulley (213) is fixedly mounted on the shaft (212); the disk body (211) is fixedly mounted on the lower end of the shaft (212); the top shell (11) is provided with a guide channel (111); the shaft (212) is provided with a guide member (221) via a bearing (214); a guide groove (1111) is provided on a side wall of the guide channel (111); a guide block (2211) matched with the guide groove (1111) is provided on the side wall of the guide member (221); and the guide member (221) is capable of moving along the guide channel (111).

4. A band saw blade testing device according to claim 2 or 3, characterized in that: The disk body (211) comprises an upper shell (2111) and a lower shell (2112); the upper shell (2111) is fixedly mounted on the shaft (212); the lower shell (2112) is mounted on the lower opening of the upper shell (2111); the lower shell (2112) can be close to or away from the upper shell (2111); a first stop shoulder (21111) is provided at the upper end of the side wall of the upper shell (2111); a second stop shoulder (21121) is provided at the lower end of the side wall of the lower shell (2112); a limiting groove (21112) is formed between the first stop shoulder (21111) and the second stop shoulder (21121).

5. A band saw blade testing device according to claim 4, characterized in that: A fixing cover (2113) is installed at the inner center of the upper shell (2111), and the fixing cover (2113) is provided with a connecting seat (21131). The connecting seat (21131) extends toward the lower shell (2112), and the lower shell (2112) and the connecting seat (21131) are connected by bolts (2114). The lower shell (2112) and the bolts (2114) are rotatably connected.

6. A band saw blade testing device according to claim 4, characterized in that: The inner wall of the upper shell (2111) provides guidance for the side wall of the lower shell (2112), and the inner wall of the upper shell (2111) is provided with a step (21113), and the step (21113) forms a limit for the upward movement of the lower shell (2112).

7. A band saw blade testing device according to claim 1, characterized in that: The top shell (11) is installed with a screw rod (24); the upper end of the second turntable (22) is installed with a connecting piece (222); the screw rod (24) passes through the connecting piece (222) and is threadedly connected to the connecting piece (222); the top shell (11) is installed with a guide rod (25); the guide rod (25) extends in the same direction as the screw rod (24); and the guide rod (25) passes through the connecting piece (222).

8. A band saw blade testing device according to claim 1, characterized in that: The top shell (11) is equipped with a tensioning wheel (27), and the tensioning wheel (27) tensions the belt (26).

9. A band saw blade testing device according to claim 1, characterized in that: The clamp (31) includes a base plate (311), a propulsion device (312), a base support (313), and a fixing device (314). The propulsion device (312), the base support (313), and the fixing device (314) are installed on the upper end surface of the base plate (311). The propulsion device (312) includes a second telescopic device (3121) and a push plate (3122). The second telescopic device (3121) can drive the push plate (3122) to move along the base support (313). The two fixing devices (314) are located on both sides of the base support (313). The fixing device (314) includes a cylinder (3141) and a clamping plate (3142). The two cylinders (3141) drive the two clamping plates (3142) to move closer to or away from each other.

10. The band saw blade testing device according to claim 1, characterized in that: The clamping device (3) comprises a guide column (33), wherein the guide column (33) is fixedly mounted on the lower end surface of the clamp (31), the guide column (33) passes through the table (12), and a spring (34) is installed on the guide column (33), and the two ends of the spring (34) respectively abut against the lower end surface of the clamp (31) and the upper end surface of the table (12).

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