Anvil replacing device for cubic press

Abstract

The utility model provides a holding-up hammer replacing device for a cubic press, which relates to the field of holding-up hammer replacing devices.The holding-up hammer replacing device comprises a holding-up hammer hoisting device, the holding-up hammer hoisting device comprises a holding-up hammer connecting device and a hoisting beam device, one end of the hoisting beam device is connected with one end of the holding-up hammer connecting device, a hoisting fulcrum is arranged in the middle of the hoisting beam device, and the other end of the hoisting beam device is connected with the holding-up hammer connecting device; a first hoisting gravity center is formed on the holding-up hammer connecting device; and the sliding device comprises a sliding balance weight structure, a lead screw, a connecting device and a fixing device, the sliding balance weight structure is connected to the lead screw in a sleeving mode, the sliding balance weight structure forms a second lifting gravity center, the sliding balance weight structure and the lead screw are fixedly connected through the fixing device, and the two ends of the lead screw are rotationally connected to the lifting beam device through the connecting device. The device solves the problem that manual pulling is not needed in the holding-up hammer replacement process, and the holding-up hammer replacement safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of top hammer replacement, in particular to a top hammer replacement device for a six-sided top press. Background Art

[0002] In the existing top hammer replacement structure, there are mainly slideway structures and fixing parts. When replacing the top hammer, the top hammer slides to the specified position through the slideway structure and is then positioned by the fixing parts. In this structure, manpower is required to pull the top hammer onto the slideway to make the top hammer slide. During this period, there is no safety protection structure in the process of the top hammer sliding, and the problem of inaccurate fixing of the top hammer position leads to safety accidents. Therefore, there is an urgent need for a top hammer replacement device for a six-sided top press, which needs to solve the problem that the top hammer replacement requires manpower to pull, so as to ensure the safety of the top hammer replacement. Utility Model Content

[0003] The purpose of the utility model is to provide a top hammer replacement device for a six-sided top press to improve the above problems. In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0004] 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 1, wherein the lifting device is a bottom-up lifting device and a bottom-up lifting device is provided with a lifting fulcrum, and the lifting fulcrum is arranged in the middle of the lifting fulcrum, and the lifting fulcrum is provided with a first lifting center of gravity; and a sliding device, wherein the sliding device comprises a sliding counterweight structure, a screw, a connecting device and a fixing device, the sliding counterweight structure is sleeved on the screw, and the sliding counterweight structure forms a second lifting center of gravity, the fixing device fixes the sliding counterweight structure and the screw, and the connecting device rotatably connects the two ends of the screw to the hanging beam device; when the center of gravity of the first lifting center of gravity and the second lifting center of gravity are in the same height, it is the working state of the top hammer; when the force arm between the sliding counterweight structure and the lifting fulcrum changes, the top hammer connecting device falls to a preset replacement position.

[0005] Preferably, the fixing device includes an inner sleeve, a fixing part and a plurality of fixing balls, the lead screw is provided with a mounting groove, each of the fixing balls is fixedly connected in the mounting groove, the inner wall surface of the inner sleeve is provided with a fixing ball mounting groove, the fixing ball mounting groove and each of the fixing balls are snap-connected, the inner sleeve and the fixing part are connected by a ball connection structure, and the outer periphery of the fixing part is connected to the sliding counterweight structure.

[0006] Preferably, the ball connection structure includes a first groove, a second groove and a ball, the first groove is arranged on the outer wall surface of the inner sleeve, the second groove is arranged on the inner wall surface of the fixing part, the first groove and the second groove form a card cavity, and the card cavity is engaged and connected with the ball.

[0007] Preferably, the sliding counterweight structure comprises a counterweight device and a connection group, the top of the connection group is connected to the bottom of the fixing portion, and the bottom of the connection group is connected to the top of the counterweight device.

[0008] Preferably, the lifting fulcrum includes a first flat beam, a second flat beam and an arc-shaped beam, the arc-shaped beam is arranged between the first flat beam and the second flat beam, and the bottoms of the first flat beam and the second flat beam are fixedly connected to the top of the lifting beam device.

[0009] Preferably, the suspension beam device includes a first suspension beam and a second suspension beam, one end of the first suspension beam is provided with a mounting hole, the other end of the first suspension beam is fixedly connected to the second suspension beam, the mounting hole is connected to the top hammer connecting device, and a screw mounting hole is provided at the bottom of the second suspension beam, and the connecting device rotatably connects the two ends of the screw to the screw mounting hole.

[0010] Preferably, the top hammer connecting device includes a suspension beam connecting member, a top hammer connecting member and a second fixing member, the second fixing member connects the top of the suspension beam connecting member with the mounting hole, the bottom of the suspension beam connecting member is fixedly connected to the top of the top hammer connecting member, and the bottom of the top hammer connecting member is used to connect the top hammer.

[0011] Preferably, the connecting device includes a bearing, a locking device and a pressure cover, the bearing is sleeved between the screw and the screw mounting hole, the locking device locks the bearing on the screw, and the pressure cover seals the screw, the bearing and the locking device.

[0012] Preferably, the sliding device comprises a transmission device, the transmission device is provided with a mounting portion, and the mounting portion is transmission-connected to the lead screw.

[0013] Preferably, the transmission device includes a handle, a cover and a locking piece, the mounting portion is provided at the bottom of the handle, the mounting portion is sleeved on the outer wall surface of the lead screw, the cover is provided with a third through hole, and the locking piece passes through the third through hole of the cover and the lead screw in sequence for fixation.

[0014] The beneficial effects of this structure are:

[0015] The utility model introduces a top hammer connection device, a lifting fulcrum and a sliding counterweight structure, wherein the top hammer connection device forms the first lifting center of gravity, and the sliding counterweight structure forms the second lifting center of gravity. When the top hammer is working, the center of gravity of the first lifting center of gravity is consistent with the center of gravity of the second lifting center of gravity. When the top hammer connection device falls to a preset replacement position, the force arm between the sliding counterweight structure and the lifting fulcrum will change. The problem of not requiring manpower to pull during the replacement of the top hammer is solved, and the safety of the replacement of the top hammer is ensured.

[0016] Other features and advantages of the utility model will be described in the following description, and some of them will become obvious from the description, or be understood by implementing the embodiments of the utility model. The purpose and other advantages of the utility model can be achieved and obtained by the structures specifically pointed out in the written description, claims, and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the working state of the overall device of the utility model;

[0019] Figure 2 It is a schematic diagram of the replacement state of the overall device of the utility model;

[0020] Figure 3 Based on Figure 1 A schematic diagram of the enlarged structure of region A;

[0021] Figure 4 This is a schematic diagram of the cooperation between the fixing device and the lead screw of the utility model;

[0022] Figure 5 This is a schematic diagram of the fixing device of the utility model;

[0023] Markings in the figure:

[0024] 1. Top hammer connecting device; 2. Hanging beam device; 3. Lifting fulcrum; 4. Sliding counterweight structure; 5. Screw; 6. Connecting device; 7. Fixing device; 8. Transmission device; 11. First lifting center of gravity; 12. Second lifting center of gravity; 13. Hanging beam connecting piece; 14. Top hammer connecting piece; 21. First hanging beam; 22. Second hanging beam; 41. Counterweight device; 42. Connecting group; 61. Bearing; 62. Locking device; 63. Pressure cover; 71. Inner sleeve; 72. Fixing part; 73. Fixing ball; 74. Ball; 80. Handle; 81. Cover; 82. Locking piece; 221. Screw mounting hole. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, rather than all the embodiments. The components of the embodiment of the utility model generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model for protection, but merely represents the selected embodiment of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0026] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. At the same time, in the description of the present utility model, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0027] like Figure 1 and Figure 2As shown, a top hammer lifting device, the top hammer lifting device includes a top hammer connecting device 1 and a hanging beam device 2, one end of the hanging beam device 2 is connected to one end of the top hammer connecting device 1, a lifting fulcrum 3 is arranged in the middle of the hanging beam device 2, the top hammer connecting device 1 forms a first lifting center of gravity 11; and a sliding device, the sliding device includes a sliding counterweight structure 4, a screw 5, a connecting device 6 and a fixing device 7, the sliding counterweight structure 4 is sleeved on the screw 5, and the sliding counterweight structure 4 forms a second lifting center of gravity 12, the fixing device 7 fixes the sliding counterweight structure 4 and the screw 5, and the connecting device 6 rotatably connects the two ends of the screw 5 to the hanging beam device 2; when the first lifting center of gravity 11 and the second lifting center of gravity 12 are at the same height, it is the top hammer working state; when the force arm between the sliding counterweight structure 4 and the lifting fulcrum 3 changes, the top hammer connecting device 1 falls to a preset replacement position.

[0028] In the utility model, in the working state of the top hammer, the top hammer connecting device 1 and the sliding counterweight structure 4 are both arranged horizontally; after lifting, the screw 5 rotates, and the sliding counterweight structure 4 moves toward the lifting fulcrum 3. When the top hammer connecting device 1 descends to the preset replacement position, the screw 5 stops rotating. At this time, the sliding counterweight structure 4 stops moving, and the operator installs or disassembles the top hammer.

[0029] The preset replacement position is a top hammer disassembly work platform in a six-sided top press.

[0030] like Figure 4 and Figure 5 As shown, in order to clarify the specific position of the fixing device 7, the present device introduces: the fixing device 7 includes an inner sleeve 71, a fixing part 72 and a plurality of fixing balls 73, the lead screw 5 is provided with a mounting groove, each of the fixing balls 73 is fixedly connected in the mounting groove, the inner wall surface of the inner sleeve 71 is provided with a fixing ball mounting groove, the fixing ball mounting groove and each of the fixing balls 73 are engaged and connected, the inner sleeve 71 and the fixing part 72 are connected by a ball connection structure, and the outer periphery of the fixing part 72 is connected to the sliding counterweight structure 4. Since the ball connection structure is provided in the present device, the sliding counterweight structure 4 will not swing when moving. The working process of this device is as follows: when the fixing device 7 and the screw 5 work, the screw 5 drives the fixing ball 73 to rotate, and the fixing ball 73 drives the inner sleeve 71 to rotate, and the inner sleeve 71 and the fixing part 72 are connected by a ball connection structure, and the ball connection structure generates lateral pressure between the inner sleeve 71 and the fixing part 72, and the lateral pressure causes the inner sleeve 71 and the fixing part 72 to perform synchronous linear motion.

[0031] Furthermore, in order to clarify the connection relationship between the inner sleeve and the fixed part, the ball connection structure includes a first groove, a second groove and a ball 74, the first groove is arranged on the outer wall surface of the inner sleeve 71, the second groove is arranged on the inner wall surface of the fixed part 72, the first groove and the second groove form a card cavity, and the card cavity is engaged and connected with the ball 74.

[0032] In the present invention, the sliding counterweight structure 4 includes a counterweight device 41 and a connection group 42 , the top of the connection group 42 is connected to the bottom of the fixing portion 72 , and the bottom of the connection group 42 is connected to the top of the counterweight device 41 .

[0033] In this structure, the counterweight device 41 can arbitrarily stack and replace the counterweight blocks, wherein the connection group 42 can be a rigid connection or a flexible connection.

[0034] In the present device, the lifting fulcrum 3 includes a first flat beam, a second flat beam and an arc-shaped beam, the arc-shaped beam is arranged between the first flat beam and the second flat beam, and the bottoms of the first flat beam and the second flat beam are fixedly connected to the top of the lifting beam device 2. At this time, a lifting U-shaped ring is formed, and the bending rigidity and torsional rigidity of the lifting U-shaped ring are better than those of other cross-sectional forms, and the tensile stress of the upper half of the lifting U-shaped ring is larger, and the stability coefficient is higher.

[0035] To clarify the specific structure of the beam device, the beam device 2 includes a first beam 21 and a second beam 22. One end of the first beam 21 is provided with a mounting hole. The other end of the first beam 21 is fixedly connected to the second beam 22. The mounting hole is connected to the top hammer connection device 1. The bottom of the second beam 22 is provided with a screw mounting hole 221. The connection device 6 rotatably connects the two ends of the screw 5 to the screw mounting hole 221. The first beam 21 is set to a slope type, which can reduce the descending arc of the second beam 22, and the first beam 21 falls to a preset replacement position.

[0036] Furthermore, in order to clarify the connection relationship of the top hammer connection device 1, the top hammer connection device 1 includes a suspension beam connection member 13, a top hammer connection member 14 and a second fixing member, the second fixing member connects the top of the suspension beam connection member 13 with the mounting hole, the bottom of the suspension beam connection member 13 is fixedly connected to the top of the top hammer connection member 14, and the bottom of the top hammer connection member 14 is used to connect the top hammer.

[0037] like Figure 3As shown, in order to clarify the specific position of the connecting device, the connecting device 6 includes a bearing 61, a locking device 62 and a pressure cover 63. The bearing 61 is sleeved between the screw 5 and the screw mounting hole 221. The locking device 62 locks the bearing 61 on the screw 5. The pressure cover 63 seals the screw 5, the bearing 61 and the locking device 62.

[0038] In the present utility model, the sliding device includes a transmission device 8, the transmission device 8 is provided with a mounting portion, and the mounting portion is in transmission connection with the lead screw 5. The transmission device 8 transmits force to the lead screw 5 so that the lead screw 5 can rotate. Preferably, in order to clarify the specific position of the transmission device, the transmission device 8 includes a handle 80, a cover 81 and a locking member 82, the bottom of the handle 80 is provided with the mounting portion, the mounting portion is sleeved on the outer wall surface of the lead screw 5, the cover 81 is provided with a third through hole, and the locking member 82 passes through the third through hole of the cover 81 and the lead screw 5 in sequence for fixing.

[0039] The other end of the second suspension beam 22 is provided with a notch, and the notch is used to fix the handle 80 .

[0040] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

[0041] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A top hammer replacement device for a six-sided top press, characterized in that: include: A top hammer lifting device, the top hammer lifting device comprising a top hammer connecting device (1) and a hanging beam device (2), one end of the hanging beam device (2) being connected to one end of the top hammer connecting device (1), a lifting fulcrum (3) being arranged in the middle of the hanging beam device (2), and the top hammer connecting device (1) forming a first lifting center of gravity (11); and A sliding device, the sliding device comprising a sliding counterweight structure (4), a lead screw (5), a connecting device (6) and a fixing device (7), the sliding counterweight structure (4) being sleeved on the lead screw (5), and the sliding counterweight structure (4) forming a second lifting center of gravity (12), the fixing device (7) fixingly connecting the sliding counterweight structure (4) and the lead screw (5), and the connecting device (6) rotatably connecting the two ends of the lead screw (5) to the suspension beam device (2); when the center of gravity heights of the first lifting center of gravity (11) and the second lifting center of gravity (12) are consistent, it is the top hammer working state; when the force arm between the sliding counterweight structure (4) and the lifting fulcrum (3) changes, the top hammer connecting device (1) falls to a preset replacement position.

2. The top hammer replacement device for a six-sided top press according to claim 1, characterized in that: The fixing device (7) comprises an inner sleeve (71), a fixing portion (72) and a plurality of fixing balls (73); the lead screw (5) is provided with a mounting groove, each of the fixing balls (73) is fixedly connected in the mounting groove, the inner wall surface of the inner sleeve (71) is provided with a fixing ball mounting groove, the fixing ball mounting groove and each of the fixing balls (73) are snap-fitted and connected, the inner sleeve (71) and the fixing portion (72) are connected via a ball connection structure, and the outer periphery of the fixing portion (72) is connected to the sliding counterweight structure (4).

3. The top hammer replacement device for a six-sided top press according to claim 2, characterized in that: The ball connection structure comprises a first groove, a second groove and a ball (74); the first groove is arranged on the outer wall surface of the inner sleeve (71); the second groove is arranged on the inner wall surface of the fixing portion (72); the first groove and the second groove form a clamping cavity, and the clamping cavity is clamped and connected with the ball (74).

4. The top hammer replacement device for a six-sided top press according to claim 2, characterized in that: The sliding counterweight structure (4) comprises a counterweight device (41) and a connection group (42), wherein the top of the connection group (42) is connected to the bottom of the fixing portion (72), and the bottom of the connection group (42) is connected to the top of the counterweight device (41).

5. The top hammer replacement device for a six-sided top press according to claim 1, characterized in that: The lifting fulcrum (3) comprises a first flat beam, a second flat beam and an arc-shaped beam, wherein the arc-shaped beam is arranged between the first flat beam and the second flat beam, and the bottoms of the first flat beam and the second flat beam are fixedly connected to the top of the lifting beam device (2).

6. The top hammer replacement device for a six-sided top press according to claim 1, characterized in that: The suspension beam device (2) comprises a first suspension beam (21) and a second suspension beam (22), one end of the first suspension beam (21) is provided with a mounting hole, the other end of the first suspension beam (21) is fixedly connected to the second suspension beam (22), the mounting hole is connected to the top hammer connection device (1), the bottom of the second suspension beam (22) is provided with a lead screw mounting hole (221), and the connection device (6) rotatably connects the two ends of the lead screw (5) to the lead screw mounting hole (221).

7. The top hammer replacement device for a six-sided top press according to claim 6, characterized in that: The top hammer connection device (1) comprises a suspension beam connection member (13), a top hammer connection member (14) and a second fixing member, wherein the second fixing member connects the top of the suspension beam connection member (13) to the mounting hole, the bottom of the suspension beam connection member (13) is fixedly connected to the top of the top hammer connection member (14), and the bottom of the top hammer connection member (14) is used for connecting the top hammer.

8. The top hammer replacement device for a six-sided top press according to claim 6, characterized in that: The connecting device (6) comprises a bearing (61), a locking device (62) and a pressure cover (63); the bearing (61) is sleeved between the lead screw (5) and the lead screw mounting hole (221); the locking device (62) locks the bearing (61) on the lead screw (5); and the pressure cover (63) seals the lead screw (5), the bearing (61) and the locking device (62).

9. The top hammer replacement device for a six-sided top press according to claim 1, characterized in that: The sliding device comprises a transmission device (8), the transmission device (8) is provided with a mounting portion, and the mounting portion is transmission-connected to the lead screw (5).

10. The top hammer replacement device for a six-sided top press according to claim 9, characterized in that: The transmission device (8) comprises a handle (80), a cover (81) and a locking member (82); the handle (80) is provided with a mounting portion at the bottom thereof, the mounting portion being sleeved on the outer wall surface of the lead screw (5); the cover (81) is provided with a third through hole; the locking member (82) passes through the third through hole of the cover (81) and the lead screw (5) in sequence for fixing.

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