Servo press

Abstract

The servo press comprises a rack, a pressing part and a backrest, the pressing part is connected to the rack in a sliding mode, the sliding direction is defined, the sliding direction is the sliding direction of the pressing part, and the backrest is located on at least part of one side of the pressing part in the sliding direction; the backrest is provided with a limiting hole, the limiting hole and the pressing part are distributed in the sliding direction, the backrest is provided with a magnet part, and at least part of the magnet part is located on the periphery of the limiting hole. The method has the effect of low cost.

Description

Technical Field

[0001] The present application relates to the field of presses, and in particular to a servo press. Background Art

[0002] A servo press is a device that presses one component into another, such as a shaft into a balancing block, a shaft into an impeller, or a shaft into a bearing.

[0003] In the related art, the servo press includes a servo drive unit, a pressing unit, a placement platform and a clamping robot. In the related art, the clamping robot clamps the first component, and the servo drive unit drives the pressing unit to approach, thereby pressing the first component into the second component.

[0004] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: the clamping robot is expensive and the cost is high. Utility Model Content

[0005] In order to reduce the cost of a servo press, the present application provides a servo press.

[0006] A servo press provided in this application adopts the following technical solution:

[0007] A servo press comprises a frame, a pressing part and a backrest, wherein the pressing part is slidably connected to the frame and a sliding direction is defined, wherein the sliding direction is the sliding direction of the pressing part, and along the sliding direction, the backrest is located on at least part of one side of the pressing part; the backrest has a limiting hole, wherein the limiting hole and the pressing part are distributed along the sliding direction, and the backrest has a magnet part, wherein the magnet part is at least partly located on the periphery of the limiting hole.

[0008] By adopting the above technical solution, when in use, the first component is placed in the limiting hole, the magnet part adsorbs the first component, and the pressing part drives the first component to move toward the second component, so as to press the first component into the second component, and the backrest and the magnet part can reduce the cost.

[0009] Optionally, the magnet portion includes a first magnet and a second magnet, the first magnet and the second magnet are both connected to the backrest, and the first magnet and the second magnet are distributed along the sliding direction.

[0010] By adopting the above technical solution, the first magnet and the second magnet adsorb the first component, which can better adsorb the first component and reduce the movement of the first component during the limiting process.

[0011] Optionally, the backrest has a first mounting groove, which is formed by a depression in the backrest along the wall of the limiting hole, and the magnet part is at least partially located in the first mounting groove, and the magnet part is partially exposed to the outside of the servo press.

[0012] By adopting the above technical solution, during installation, the magnet part is installed into the first installation groove, which facilitates the installation of the magnet part.

[0013] Optionally, the backrest has a notch, which is connected to the limiting hole to define a first direction, the first direction is perpendicular to the sliding direction, along the first direction, the notch is located on one side of the limiting hole, and along the sliding direction, the notch passes through the backrest.

[0014] By adopting the above technical solution, when in use, the setting of the notch can facilitate the first component to be placed in the limiting hole, which can reduce the processing accuracy of the limiting hole.

[0015] Optionally, a cross section is defined, the cross section is perpendicular to the sliding direction, the limiting hole extends along the sliding direction, the backrest has a limiting wall, the limiting wall is exposed to the limiting hole, and the cross section of the limiting wall in the cross section is a minor arc or a semicircle.

[0016] By adopting the above technical solution, when the first component is placed into the limiting hole, it can be directly placed into the limiting hole in a direction perpendicular to the sliding direction, which is convenient for operators to operate.

[0017] Optionally, the servo press includes a fixed rod, a sliding block and a locking bolt, the fixed rod is connected to the frame, the sliding block is slidingly connected to the fixed rod along the sliding direction, the tail of the locking bolt is threadedly connected to the sliding block, and the tail of the locking bolt can be tightly pressed against the fixed rod; the sliding block is connected to the backrest.

[0018] By adopting the above technical solution, the locking bolt can be loosened, and then the sliding block can be driven to move, so that the distance between the backrest and the second component can be adjusted. Then the locking bolt is tightened to lock the sliding block, which makes it easier to press the first components of different lengths into the second component.

[0019] Optionally, the sliding block is sleeved on the fixing rod, the fixing rod has a sliding groove, the sliding groove extends along the sliding direction, and the tail of the locking bolt is at least partially located in the sliding groove.

[0020] By adopting the above technical solution, the tail of the locking bolt serves as a structure for circumferentially clamping the fixing rod and the sliding block, and the structure is simple.

[0021] Optionally, the pressing part includes a sliding frame, a sliding rod and a return spring, the sliding rod is slidably connected to the frame along the sliding direction, the sliding frame is connected to the sliding rod, the return spring is sleeved on the sliding rod, one end of the return spring is connected to the sliding frame, and the other end of the return spring is connected to the frame, and the sliding frame can contact the first component.

[0022] By adopting the above technical solution, when in use, the sliding frame and the sliding rod move along the sliding direction, the sliding frame contacts and presses down the first component, presses the first component into the second component, and then resets the sliding frame by the reset spring.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The backrest and magnet parts can reduce costs;

[0025] 2. The cross section of the limiting wall is an inferior arc or semicircle, which is convenient for operators to operate;

[0026] 3. The first component of different lengths can be pressed into the second component through the fixing rod, the sliding block and the locking bolt. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of a specific embodiment of the present application.

[0028] Figure 2 yes Figure 1 Schematic diagram of the structure of the middle backrest, the positioning part and the pressing part.

[0029] Figure 3 yes Figure 2 A three-dimensional cutaway view of .

[0030] Figure 4 yes Figure 3 Enlarged view of the circle A in the middle.

[0031] Figure 5 yes Figure 3 Schematic diagram of the structure of the middle backrest;

[0032] Figure 6 yes Figure 1 Schematic diagram of the structure of the middle installation part and the second component.

[0033] Figure 7 yes Figure 6 A three-dimensional cross-sectional schematic diagram after hiding the second component.

[0034] Figure 8 yes Figure 7 Schematic diagram of a three-dimensional cross-section of the middle mounting portion.

[0035] 1. the support frame; 2. the support frame; 3. the support rod; 4. the support frame; 5. the support frame 6. the support frame 7. the support frame 8. the support frame 9. the support frame 10. the support frame 11. the support frame 12. the support frame 13. the support frame 14. the support frame 15. the support frame 16. the support frame 17. the support frame 18. the support frame 19. the support frame 20. the support frame 21. the support frame 22. the support frame 23. the support frame 24. the support frame 25. the support frame 26. the support frame 27. the support frame 28. the support frame 29. the support frame 30. the support frame 31. the support frame 32. the support frame 33 DETAILED DESCRIPTION

[0036] The following is combined with Figure 1-8 This application is described in further detail.

[0037] The present application embodiment discloses a servo press. Figure 1 as well as Figure 2 The sliding direction Z is the vertical direction. The servo press includes a servo drive unit and a frame 1. The servo drive unit includes a servo motor, a threaded rod, a lifting block 5 and a slide rail 51. The slide rail 51 is extended along the sliding direction Z. The lifting block 5 is slidably connected to the slide rail 51 along the vertical direction. The threaded rod is threadedly connected to the lifting block 5. The threaded rod is rotatably connected to the frame 1. The servo motor drives the threaded rod to rotate.

[0038] In some embodiments, reference Figure 1 as well as Figure 2 The pressing part 2 includes a sliding frame 21, a sliding rod 22 and a return spring 23. The sliding rod 22 is connected to the frame 1 in a sliding direction Z. The sliding frame 21 is connected to the sliding rod 22. The return spring 23 is sleeved on the sliding rod 22. One end of the return spring 23 is connected to the sliding frame 21, and the other end of the return spring 23 is connected to the frame 1. The sliding frame 21 can contact the first component 8.

[0039] Specifically, refer to Figure 1 as well as Figure 2 Two sliding rods 22 are provided, defining a first direction X and a second direction Y. The first direction X and the second direction Y are both perpendicular to the sliding direction Z. The two sliding rods 22 are distributed along the second direction Y. The two sliding rods 22 are both extended along the sliding direction Z. The two sliding rods 22 are both slidably connected to the frame 1 along the sliding direction Z. The sliding frame 21 is fixedly connected to one end of the two sliding rods 22.

[0040] Further, refer to Figure 1 as well as Figure 2The lower pressing part 2 includes a pressing column 24, which is located below the sliding frame 21. The pressing column 24 is fixedly connected to the sliding frame 21. The pressing column 24 is located directly above the first component 8. The sliding frame 21 is located directly below the lifting block 5, and the lifting block 5 can contact the upper surface of the sliding frame 21.

[0041] In some embodiments, reference Figure 3 as well as Figure 4 The servo press includes a frame 1, a pressing part 2, and a backrest 3. The pressing part 2 is slidably connected to the frame 1, and a sliding direction Z is defined. The sliding direction Z is the sliding direction of the pressing part 2. Along the sliding direction Z, the backrest 3 is located on at least part of one side of the pressing part 2; the backrest 3 has a limiting hole 31, and the limiting hole 31 and the pressing part 2 are distributed along the sliding direction Z. The backrest 3 has a magnet part 32, and the magnet part 32 is at least partially located on the periphery of the limiting hole 31.

[0042] Specifically, the limiting hole 31 is provided through the backrest 3 along the sliding direction Z, and the limiting hole 31 is located directly below the pressure column 24 .

[0043] Reference Figure 3 as well as Figure 4 The servo press includes a fixed rod 4, a sliding block 41 and a locking bolt 42. The fixed rod 4 is extended along the sliding direction Z. One end of the fixed rod 4 is fixedly connected to the frame 1. The sliding block 41 is slidingly sleeved on the fixed rod 4 along the sliding direction Z. The fixed rod 4 has a sliding groove 43 extending along the sliding direction Z. The tail of the locking bolt is threadedly connected to the sliding block 41, and the tail of the locking bolt is at least partially located in the sliding groove 43. The tail of the locking bolt is tightly pressed against the bottom of the sliding groove 43.

[0044] Reference Figure 2 as well as Figure 5 The sliding block 41 is connected to the backrest 3, and the sliding block 41 and the backrest 3 are integrated. The backrest 3 has a notch 35, and the notch 35 is connected to the limiting hole 31. Along the first direction X, the notch 35 is located on one side of the limiting hole 31. Along the sliding direction Z, the notch 35 passes through the backrest 3.

[0045] Reference Figure 5 , defining a cross section, the cross section is perpendicular to the sliding direction Z, the limiting hole 31 extends along the sliding direction Z, the backrest 3 has a limiting wall 36, the limiting wall 36 is exposed in the limiting hole 31, the cross section of the limiting wall 36 is a minor arc or a semicircle, and the limiting wall 36 extends along the sliding direction Z.

[0046] Reference Figure 5The backrest 3 has a first mounting groove 33 and a second mounting groove 34, and the self-limiting wall 36 is recessed along the backrest 3 to form the first mounting groove 33 and the second mounting groove 34, and the first mounting groove 33 and the second mounting groove 34 are distributed along the sliding direction Z; the magnet part 32 includes a first magnet 321 and a second magnet 322, the first magnet 321 is located in the first mounting groove 33, and the second magnet 322 is located in the second mounting groove 34, and the magnet part 32 is partially exposed to the outside of the servo press; the first magnet 321 and the second magnet 322 are connected to the backrest 3.

[0047] When in use, the operator places the first component 8 through the notch 35 into the limiting hole 31 along the first direction X, and the first magnet 321 and the second magnet 322 adsorb the first component 8 to achieve relative limiting of the backrest 3 and the first component 8. The structure is simple and the cost is low. Specifically, the first component 8 includes an iron core and a shaft, the shaft is pressed into the iron core, and the first magnet 321 and the second magnet 322 adsorb the iron core.

[0048] Reference Figure 1 as well as Figure 6 The servo press comprises a mounting portion 6, which is horizontally arranged and located above at least part of the frame 1, and the mounting portion 6 is fixedly connected or position-limitedly connected to the frame 1. Along the sliding direction Z, the backrest 3 is located between the mounting portion 6 and the pressure column 24.

[0049] In some embodiments, reference Figure 6 as well as Figure 7 The servo press includes a mounting bolt 64 , two mounting bolts 64 are provided, and the two mounting bolts 64 are distributed along the second direction Y. The tails of the two mounting bolts 64 both penetrate the mounting portion 6 and are threadedly connected to the frame 1 .

[0050] In some embodiments, reference Figure 6 as well as Figure 7 The servo press includes a positioning column 7, which extends along the sliding direction Z, and the mounting portion 6 is slidably sleeved on the positioning column 7 along the sliding direction Z. When in use, the mounting portion 6 can be sleeved on the positioning column 7 first, so that the hole of the mounting portion 6 is aligned with the hole on the frame 1, and then two mounting bolts 64 are passed through the mounting portion 6 and threadedly connected with the frame 1, which is convenient for the operator to operate.

[0051] In some embodiments, reference Figure 7 as well as Figure 8The mounting portion 6 has a protrusion 67, which protrudes from the mounting portion 6 in a direction close to the backrest 3. The length direction of the protrusion 67 is parallel to the sliding direction Z. The protrusion 67 has a partial mounting groove 63. The mounting portion 6 has a partial mounting groove 63. The mounting groove 63 is formed from the lower end surface of the mounting portion 6 along the internal depression of the protrusion 67. The length direction of the mounting groove 63 is parallel to the sliding direction Z. The mounting groove 63 passes through the mounting portion 6, and a portion of the mounting groove 63 is located at the protrusion 67.

[0052] Specifically, refer to Figure 7 as well as Figure 8 The servo press includes a blocking portion 65, a moving block 66, an elastic portion and a positioning portion 62. The upper end surface of the protruding portion 67 is connected to the blocking portion 65. The moving block 66 is located in the mounting groove 63, and along the sliding direction Z, the moving block 66 is located between the blocking portion 65 and the backrest 3. The moving block 66 is slidably connected in the mounting groove 63. The upper end surface of the blocking portion 65 has a plane 651. The plane 651 is used to place the second component 9. The second component 9 can be an impeller, a bearing, a balancing block, etc. The positioning portion 62 is used to penetrate the second component 9; the plane 651 and the positioning portion 62 limit the second component 9. And the positioning portion 62 passes through the blocking portion 65 along the direction in which the blocking portion 65 is away from the moving block 66.

[0053] Reference Figure 7 as well as Figure 8 Along the sliding direction Z, the positioning portion 62 is located on the side of the moving block 66 facing the backrest 3, and the positioning portion 62 has a threaded portion 623, and the threaded portion 623 is threadedly connected to the moving block 66, and the moving block 66 and the mounting groove 63 are circumferentially clamped. For example, the moving block 66 forms a protrusion that cooperates with the mounting groove 63 to achieve circumferential clamping, or the moving block 66 and the mounting groove 63 are both square to achieve circumferential clamping of the two.

[0054] Further, refer to Figure 7 as well as Figure 8 The elastic part includes a driving spring 61, which is located on the side of the moving block 66 away from the blocking part 65, one end of the driving spring 61 is fixedly connected or in contact with the moving block 66, and the other end of the driving spring 61 is in contact with or fixedly connected to the frame 1.

[0055] In some embodiments, reference Figure 7 as well as Figure 8 The positioning portion 62 has a first end 621 and a second end 622. The second end 622 is located in the installation groove 63. After the second component 9 is installed, the first end 621 is located in the second component 9, which facilitates the first component 8 to penetrate into the second component 9 and improves the pressing accuracy.

[0056] The implementation principle of a servo press in the embodiment of the present application is as follows: when in use, the operator places the first component 8 into the limiting hole 31 through the notch 35 along the first direction X, the first magnet 321 and the second magnet 322 adsorb the first component 8, and then the second component 9 is sleeved on the positioning portion 62, the second component 9 contacts the plane 651, and the second component 9 is limited. The servo drive unit drives the lifting block 5 and the pressure column 24 to move in the vertical downward direction, the pressure column 24 contacts the first component 8, and then the first component 8 moves in the vertical downward direction. When moving downward, the first component Part 8 is still attracted by the first magnet 321 and the second magnet 322, and the plane 651 supports the second part 9. The first part 8 contacts the first end 621, so that the positioning portion 62 and the moving block 66 move together in the vertical downward direction to press the first part 8 into the second part 9. After the pressing is completed, the pressing column 24 moves vertically upward, and the driving spring 61 drives the assembled first part 8 and the second part 9 to move in the vertical upward direction to realize the unloading. The operator only needs to take the assembled first part 8 and the second part 9 out of the limiting hole 31 along the first direction X.

[0057] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A servo press, characterized in that: The invention comprises a frame (1), a pressing part (2), and a backrest (3), wherein the pressing part (2) is slidably connected to the frame (1), and a sliding direction (Z) is defined, wherein the sliding direction (Z) is the sliding direction of the pressing part (2), and along the sliding direction (Z), the backrest (3) is located at least partially on one side of the pressing part (2); the backrest (3) has a limiting hole (31), wherein the limiting hole (31) and the pressing part (2) are distributed along the sliding direction (Z), and the backrest (3) has a magnet part (32), wherein the magnet part (32) is at least partially located on the periphery of the limiting hole (31).

2. The servo press according to claim 1, characterized in that: The magnet part (32) comprises a first magnet (321) and a second magnet (322), the first magnet (321) and the second magnet (322) are both connected to the backrest (3), and the first magnet (321) and the second magnet (322) are distributed along the sliding direction (Z).

3. The servo press according to claim 1, characterized in that: The backrest (3) has a first mounting groove (33), which is formed by being recessed along the wall of the limiting hole (31) and inside the backrest (3). The magnet portion (32) is at least partially located in the first mounting groove (33), and the magnet portion (32) is partially exposed to the outside of the servo press.

4. The servo press according to claim 1, characterized in that: The backrest (3) has a notch (35), the notch (35) is connected to the limiting hole (31), and defines a first direction (X), the first direction (X) is perpendicular to the sliding direction (Z), along the first direction (X), the notch (35) is located on one side of the limiting hole (31), and along the sliding direction (Z), the notch (35) passes through the backrest (3).

5. The servo press according to claim 4, characterized in that: A cross section is defined, the cross section is perpendicular to the sliding direction (Z), the limiting hole (31) extends along the sliding direction (Z), the backrest (3) has a limiting wall (36), the limiting wall (36) is exposed to the limiting hole (31), and the cross section of the limiting wall (36) is a minor arc or a semicircle.

6. The servo press according to claim 1, characterized in that: The servo press comprises a fixed rod (4), a sliding block (41) and a locking bolt (42); the fixed rod (4) is connected to the frame (1); the sliding block (41) is slidingly connected to the fixed rod (4) along the sliding direction (Z); the tail of the locking bolt (42) is threadedly connected to the sliding block (41); the tail of the locking bolt (42) can be tightly pressed against the fixed rod (4); and the sliding block (41) is connected to the backrest (3).

7. The servo press according to claim 6, characterized in that: The sliding block (41) is sleeved on the fixing rod (4), the fixing rod (4) has a sliding groove (43), the sliding groove (43) extends along the sliding direction (Z), and the tail of the locking bolt (42) is at least partially located in the sliding groove (43).

8. The servo press according to claim 1, characterized in that: The pressing portion (2) comprises a sliding frame (21), a sliding rod (22) and a return spring (23); the sliding rod (22) is connected to the frame (1) by sliding along the sliding direction (Z); the sliding frame (21) is connected to the sliding rod (22); the return spring (23) is sleeved on the sliding rod (22); one end of the return spring (23) is connected to the sliding frame (21); the other end of the return spring (23) is connected to the frame (1); and the sliding frame (21) can contact the first component (8).

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