Chain sheet stamping die device for chain production

Abstract

The utility model discloses a chain piece stamping die device for chain production, which relates to the technical field of chain production and comprises a device body, a first stamping head and a die holder, and a second stamping head is fixed at the bottom of the first stamping head. Friction blocks are connected to the two sides of the interior of the mold base. A first material sliding groove is formed in one side of the device body, a second material sliding groove is formed in the outer surface of the device body, and a separation groove is formed between the second material sliding groove and the first material sliding groove. Due to the arrangement of the first stamping head, the second stamping head, the friction block, the first material sliding groove, the separation groove and the second material sliding groove, during stamping, the second stamping head firstly makes contact with a steel material to conduct stamping so as to complete forming of a pin hole in a chain piece, and then the first stamping head makes contact with the steel material to conduct stamping so as to complete forming of the chain piece; one-time machining forming can be achieved, two mechanisms do not need to be arranged, and cost and occupied space are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to chain production technical field, concretely is chain strip die device for chain production. BACKGROUND

[0002] Chain is generally metal chain ring or annular object, is used for mechanical transmission, traction, and the chain using chain strip is generally transmission chain, that is, the chain matched with sprocket to transmit power, and the transmission chain is mainly composed of chain strip, chain pin, shaft sleeve and other components, the chain strip is a sheet structure, and it is mainly formed by stamping device using steel belt or steel plate as raw material.

[0003] The existing chain strip die device is usually composed of two parts of die structure during processing, first, a die structure is used to punch two round holes on the steel material to facilitate the assembly of chain pin, and then another die structure is used to stamp the chain strip on the steel material, thereby completing the stamping forming, but two operations are needed to increase the floor space of the device, and two sets of hydraulic mechanisms and molds are needed, resulting in high cost. UTILITY MODEL CONTENT

[0004] Therefore, the utility model aims at providing a chain strip die device for chain production to solve the technical problems mentioned in the background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a chain strip die device for chain production, comprising a device main body, a first stamping head and a die seat, the first stamping head is fixed with a second stamping head at the bottom; the die seat is connected with friction blocks on both sides inside; a first material sliding groove is formed in one side of the device main body, a second material sliding groove is formed on the outer surface of the device main body, and a separation groove is arranged between the second material sliding groove and the first material sliding groove.

[0006] By adopting the technical scheme, when stamping, the second stamping head first contacts the steel material to perform stamping, thereby completing the forming of the pin hole on the chain piece, and then the first stamping head contacts the steel material to perform stamping, thereby completing the forming of the chain piece; after the chain piece is stamped and formed, the chain piece is pushed by the first stamping head to contact the friction block, and through the friction force between the chain piece and the friction block, the phenomenon that the chain piece is attached to move upward together with the first stamping head and the second stamping head is effectively reduced, and the chain piece pushed downward by subsequent stamping forming pushes the chain piece between the two friction blocks into the first material guide groove to perform discharging; when the waste material punched out by the chain piece and the second stamping head falls into the first material guide groove, since the size of the waste material corresponds to the size of the second stamping head, and the diameter of the second stamping head is smaller than the diameter of the separation groove, the waste material can pass through the separation groove to fall into the second material guide groove to be discharged, and the size of the chain piece is larger than the size of the separation groove, and the height of one side of the first material guide groove is small, so that the chain piece is difficult to be lifted and erected, thereby avoiding the chain piece from entering the separation groove or being lifted and stuck in the separation groove, but directly discharged through the first material guide groove, so that the waste material can be automatically separated, and meanwhile, the first material guide groove and the second material guide groove are perpendicular, so that the waste material and the chain piece are discharged from the outer surface and the side surface of the device main body respectively, and the phenomenon that the waste material is mixed in the chain piece is further avoided.

[0007] Further, the second stamping head is provided with two, and the two second stamping heads are symmetrically distributed.

[0008] By adopting the technical scheme, after the hydraulic cylinder is started, the output end drives the first stamping head and the second stamping head to move downward, the second stamping head first contacts the steel material to perform stamping, thereby completing the forming of the pin hole on the chain piece, and meanwhile, the waste material generated by stamping the pin hole falls into the first material guide groove, and then the first stamping head contacts the steel material to perform stamping, thereby completing the forming of the chain piece.

[0009] Further, the width of the separation groove is greater than the diameter of the second stamping head, and the width of the separation groove is smaller than the length and the width of the first stamping head.

[0010] By adopting the technical scheme, since the size of the waste material corresponds to the size of the second stamping head, and the diameter of the second stamping head is smaller than the diameter of the separation groove, the waste material can pass through the separation groove to fall into the second material guide groove to be discharged, and the size of the chain piece is larger than the size of the separation groove, and the height of one side of the first material guide groove is small, so that the chain piece is difficult to be lifted and erected, thereby avoiding the chain piece from entering the separation groove or being lifted and stuck in the separation groove, but directly discharged through the first material guide groove.

[0011] Further, the first material guide groove and the second material guide groove are vertically distributed, and the first material guide groove and the second material guide groove are both in a slope shape.

[0012] Through the above technical scheme, the waste material will pass through the separation groove and drop into the second material chute for discharge, and the chain piece directly passes through the first material chute for discharge, so that the waste material can be automatically separated, and meanwhile, the first material chute and the second material chute are perpendicular, so that the waste material and the chain piece are discharged from the outer surface and the side of the device body respectively, and the phenomenon that the waste material is mixed in the chain piece is further avoided.

[0013] Further, the two friction blocks are mirror images.

[0014] Through the above technical scheme, the chain piece is pushed to contact with the friction block by the first stamping head after being stamped and formed, and through the friction force between the chain piece and the friction block, the phenomenon that the chain piece is attached and moves up with the first stamping head and the second stamping head when the first stamping head and the second stamping head move up is effectively reduced, and the chain piece pushed down by subsequent stamping and forming pushes the chain piece between the two friction blocks into the first material chute for discharging.

[0015] Further, the top of the device body is connected with a top frame, the top of the top frame is provided with a hydraulic cylinder, the first stamping head is connected to the output end of the hydraulic cylinder, and the die holder is installed in the middle of the top of the device body.

[0016] Through the above technical scheme, the worker places the steel plate, steel belt and other steel materials above the die holder, and then the worker starts the hydraulic cylinder, and the output end drives the first stamping head and the second stamping head to move down after the hydraulic cylinder is started.

[0017] Further, the two sides of the die holder are penetrated by mounting seats, and the two friction blocks are fixedly connected to one side of the two mounting seats respectively, and the other side of the two mounting seats is penetrated by bolts.

[0018] Through the above technical scheme, when the friction block is seriously worn, the worker can loosen the bolts to pull out the mounting seat from the die holder, so as to pull out the friction block from the mounting seat, and then the worker inserts the mounting seat fixed with a new friction block into the die holder and tightens the bolts to complete fastening.

[0019] Further, the mounting seat is detachably connected with the die holder through the bolts.

[0020] Through the above technical scheme, the mounting seat is pulled out from the die holder by loosening the bolts, so as to pull out the friction block from the mounting seat to complete the dismounting work.

[0021] Further, the first material chute is internally provided with a resistance reducing frame, and the resistance reducing frame is made of polytetrafluoroethylene material.

[0022] By adopting the technical scheme, the resistance reduction frame is made of polytetrafluoroethylene material, the surface is very smooth and has self-lubricating effect, so that the chain piece punched out can smoothly slide out of the first material sliding groove, the phenomenon that the chain piece is stuck in the first material sliding groove due to friction is avoided, and the abrasion of the chain piece during discharging is reduced.

[0023] Further, the resistance reduction frame bottom is provided with a separation groove, and the separation groove of the resistance reduction frame bottom corresponds to the separation grooves between the first material sliding groove and the second material sliding groove.

[0024] By adopting the technical scheme, the resistance reduction frame bottom is also provided with a separation groove, so that the resistance reduction frame does not block the waste material from entering the second material sliding groove.

[0025] In summary, the utility model mainly has the following beneficial effects:

[0026] 1. The utility model discloses a first punch head, a second punch head, a friction block, a first material sliding groove, a separation groove and a second material sliding groove are arranged, when stamping, the second punch head first contacts steel material and stamps, so that the pin hole on the chain piece is formed, then the first punch head contacts steel material and stamps, so that the chain piece is formed, after the chain piece is stamped and formed, the first punch head is pushed to contact the friction block, through the friction force between the chain piece and the friction block, the phenomenon that the chain piece is attached and moved up with the first punch head and the second punch head is effectively reduced, the chain piece pushed down by subsequent stamping and forming pushes the chain piece between the two friction blocks into the first material sliding groove for discharging, when the waste material discharged by the chain piece and the second punch head falls into the first material sliding groove, because the size of the waste material corresponds to the size of the second punch head, and the diameter of the second punch head is less than the diameter of the separation groove, so the waste material can pass through the separation groove and fall into the second material sliding groove for discharging, the size of the chain piece is greater than the size of the separation groove, and the height of one side of the first material sliding groove is small, so that the chain piece is difficult to lift and stand, the chain piece is prevented from entering the separation groove or being stuck in the separation groove, but directly discharged through the first material sliding groove, the waste material can be automatically separated, the first material sliding groove and the second material sliding groove are perpendicular, so that the waste material and the chain piece are discharged from the outer surface and the side surface of the device main body respectively, the phenomenon that the waste material is mixed in the chain piece is further avoided, the chain piece can be processed in one time, two sets of mechanisms are not needed, the cost is reduced, and the land occupation is reduced.

[0027] 2. The utility model discloses a mounting seat and a bolt are arranged, when the friction block is seriously abraded, the mounting seat can be taken out from the die holder by unscrewing the bolt, so that the friction block is taken out from the mounting seat, then the mounting seat fixed with the new friction block is inserted into the die holder and the bolt is tightened to complete fastening, the worn friction block is convenient to replace.

[0028] 3, the utility model discloses a through the setting of resistance reduction frame, resistance reduction frame is made of polytetrafluoroethylene material, surface is very smooth and has self -lubricating effect, therefore can make the chain piece that punches down can smoothly slide from first material sliding groove and unloads, avoid the phenomenon that chain piece is stuck in first material sliding groove and take the main reason of friction force, and reduce the abrasion that chain piece is received when discharging, convenient discharge. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is structural schematic diagram of the utility model;

[0030] Figure 2 It is device main body cross section structure schematic diagram of the utility model;

[0031] Figure 3 It is first punch head bottom structure schematic diagram of the utility model.

[0032] Figure 4 It is resistance reduction frame bottom structure schematic diagram of the utility model.

[0033] In the drawing: 1, device main body;2, top frame;3, hydraulic cylinder;4, first punch head;5, second punch head;6, die holder;7, friction block;8, mounting seat;9, bolt;10, first material sliding groove;11, separation groove;12, second material sliding groove;13, resistance reduction frame. DETAILED DESCRIPTION

[0034] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0035] The embodiments will be described below according to the overall structure of the utility model.

[0036] Embodiment one:

[0037] A chain piece punch die device for chain production, such as Figures 1-3As shown, including device body 1, first punch head 4 and die holder 6, the bottom of the first punch head 4 is fixed with the second punch head 5, the second punch head 5 is provided with two, two second punch head 5 symmetry distribution, the second punch head 5 first with the steel material contact and stamping, so as to complete the pin hole forming on the chain piece, at the same time, the waste produced by stamping pin hole falls into the first material groove 10, then the first punch head 4 and the steel material contact and stamping, so as to complete the forming of chain piece; The inside of die holder 6 is connected with friction block 7 on both sides, the friction block 7 is provided with two, two mirror image setting of friction block 7, through the friction force between the chain piece and the friction block 7, effectively reduce the phenomenon of chain piece attached with first punch head 4 and second punch head 5 up; The side of device body 1 is provided with first material groove 10, the outer surface of device body 1 is provided with second material groove 12, first material groove 10 and second material groove 12 are perpendicular distribution, first material groove 10 and second material groove 12 are both inclined, second material groove 12 and first material groove 10 are provided with separation groove 11, the width of separation groove 11 is greater than the diameter of second punch head 5, the width of separation groove 11 is less than the length and width of first punch head 4, when the chain piece and the second punch head 5 are discharged into the first material groove 10, because the size of the waste corresponds to the size of the second punch head 5, and the diameter of the second punch head 5 is less than the diameter of the separation groove 11, so the waste will pass through the separation groove 11 and fall into the second material groove 12, and the size of the chain piece is greater than the size of the separation groove 11, and the height of the side of the first material groove 10 is smaller, so that the chain piece is difficult to lift and stand up, avoiding the chain piece into the separation groove 11 or lift and stand up in the separation groove 11, but directly discharged through the first material groove 10, which can automatically separate the waste, at the same time, the first material groove 10 and the second material groove 12 are perpendicular, so that the waste and the chain piece are discharged from the outer surface and the side of the device body 1 respectively, further avoiding the phenomenon of waste mixed in the chain piece.

[0038] Referring to Figure 1 and Figure 2 In the above embodiment, the top of device body 1 is connected with top frame 2, the top of top frame 2 is installed with hydraulic cylinder 3, first punch head 4 is connected to the output end of hydraulic cylinder 3, die holder 6 is installed in the middle of the top of device body 1, the staff places steel plate, steel belt and other steel materials above die holder 6, then the staff starts hydraulic cylinder 3, after the start of hydraulic cylinder 3, the output end drives first punch head 4 and second punch head 5 to move down to start forming work.

[0039] Example two:

[0040] On the basis of the above embodiment one, in order to facilitate the replacement of the seriously worn friction block 7, now through the following setting.

[0041] Referring to Figure 1 and Figure 2In the above embodiment, the mold seat 6 is penetrated by the mounting seat 8 on both sides, the two friction blocks 7 are fixedly connected with one side of the two mounting seats 8 respectively, the other side of the two mounting seats 8 is penetrated by the bolt 9, the mounting seat 8 is detachably connected with the mold seat 6 through the bolt 9, when the friction block 7 is seriously worn, the staff can unscrew the bolt 9 to pull out the mounting seat 8 from the mold seat 6, so that the friction block 7 is pulled out from the mounting seat 8, and then the staff inserts the mounting seat 8 fixed with the new friction block 7 into the mold seat 6 and tightens the bolt 9 to complete the fastening.

[0042] Embodiment three:

[0043] On the basis of the above embodiment one, in order to reduce the friction resistance and wear, the following settings are made.

[0044] Referring to Figure 2 and Figure 4 In the above embodiment, the first material sliding groove 10 is internally provided with a resistance reducing frame 13, the resistance reducing frame 13 is made of polytetrafluoroethylene material, the surface of the resistance reducing frame 13 is very smooth and has a self-lubricating effect, so that the chain piece punched down can smoothly slide out of the first material sliding groove 10 and be discharged, the phenomenon that the chain piece is stuck in the first material sliding groove 10 due to the friction force is avoided, and the wear of the chain piece during discharging is reduced; the bottom of the resistance reducing frame 13 is provided with a separation groove 11, the separation groove 11 at the bottom of the resistance reducing frame 13 corresponds to the separation groove 11 between the first material sliding groove 10 and the second material sliding groove 12, so as to avoid that the resistance reducing frame 13 blocks the waste material from entering the second material sliding groove 12.

[0045] The implementation principle of the utility model is as follows: first, the staff places the steel plate, steel belt and other steel materials above the mold seat 6, then the staff starts the hydraulic cylinder 3, the output end of the hydraulic cylinder 3 drives the first punch head 4 and the second punch head 5 to move downward after starting, the second punch head 5 first contacts the steel material to punch, so as to complete the forming of the pin hole on the chain piece, and the waste material generated by punching the pin hole falls into the first material sliding groove 10, then the first punch head 4 contacts the steel material to punch, so as to complete the forming of the chain piece;

[0046] After the chain piece is punched and formed, the chain piece is pushed by the first punch head 4 to contact the friction block 7, through the friction force between the chain piece and the friction block 7, the phenomenon that the chain piece is attached to move upward together with the first punch head 4 and the second punch head 5 is effectively reduced, and the chain piece pushed downward by the subsequent punch forming pushes the chain piece between the two friction blocks 7 into the first material sliding groove 10 for discharging;

[0047] When the chain sheet and the waste material punched out by the second punch head 5 fall into the first chute 10, since the size of the waste material corresponds to the size of the second punch head 5, and the diameter of the second punch head 5 is smaller than the diameter of the separation groove 11, the waste material will pass through the separation groove 11 and fall into the second chute 12 for discharge, while the size of the chain sheet is larger than the size of the separation groove 11, and the height of one side of the first chute 10 is smaller, so that the chain sheet is difficult to be lifted and erected, avoiding the chain sheet from entering the separation groove 11 or being stuck in the separation groove 11, but directly discharged through the first chute 10, so that the waste material can be automatically separated, and meanwhile, the first chute 10 is perpendicular to the second chute 12, so that the waste material and the chain sheet are discharged from the outer surface and the side surface of the device body 1 respectively, further avoiding the phenomenon that the waste material is mixed in the chain sheet, and the first chute 10 is provided with a resistance-reducing bracket 13, and the resistance-reducing bracket 13 is made of polytetrafluoroethylene material, so that the surface is very smooth and has a self-lubricating effect, so that the chain sheet punched out by the punch can be smoothly slid out of the first chute 10 for discharging, avoiding the phenomenon that the chain sheet is stuck in the first chute 10 due to friction, and reducing the abrasion of the chain sheet when discharging;

[0048] When the friction block 7 is seriously worn, the worker can unscrew the bolt 9 to pull out the mounting seat 8 from the die seat 6, so as to pull out the friction block 7 from the mounting seat 8, and then the worker inserts the mounting seat 8 provided with a new friction block 7 into the die seat 6 and tightens the bolt 9 to complete the fastening.

[0049] Although the embodiments of the present application have been shown and described, the specific embodiments are only an explanation of the present application, and are not a limitation of the present application, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner, and the person skilled in the art can make modifications, replacements and variations of the embodiments without creative contribution after reading the present specification without departing from the principles and purposes of the present application, but as long as it is within the scope of the claims of the present application, it is protected by the patent law.

Claims

1. A chain link punching die device for chain production, comprising a device body (1), a first punching head (4) and a die seat (6), characterized in that: The first stamping head (4) is fixed with a second stamping head (5) at the bottom; the die holder (6) is connected with friction blocks (7) on both sides inside; the device body (1) is provided with a first material sliding groove (10) on one side, and a second material sliding groove (12) is formed on the outer surface of the device body (1), and a separation groove (11) is arranged between the second material sliding groove (12) and the first material sliding groove (10).

2. The chain strip punching die apparatus for chain production according to claim 1, characterized by: The second stamping head (5) is provided with two, and the two second stamping heads (5) are symmetrically distributed.

3. The chain strip punching die apparatus for chain production according to claim 2, characterized by: The width of the separation groove (11) is greater than the diameter of the second stamping head (5), and the width of the separation groove (11) is less than the length and width of the first stamping head (4).

4. The chain strip punching die apparatus for chain production according to claim 1, characterized by: The first material sliding groove (10) and the second material sliding groove (12) are vertically distributed, and the first material sliding groove (10) and the second material sliding groove (12) are both inclined.

5. The chain strip punching die apparatus for chain production according to claim 1, characterized by: The friction block (7) is provided with two, and the two friction blocks (7) are mirror image arranged.

6. The chain strip punching die apparatus for chain production according to claim 1, characterized by: The device body (1) is connected with a top frame (2) at the top, and a hydraulic cylinder (3) is installed on the top of the top frame (2), and the first stamping head (4) is connected to the output end of the hydraulic cylinder (3), and the die holder (6) is installed on the top of the device body (1) in the middle.

7. The chain strip punching die apparatus for chain production according to claim 5, characterized by: The die holder (6) is penetrated by a mounting seat (8) on both sides, and the two friction blocks (7) are respectively fixedly connected with one side of the two mounting seats (8), and the other side of the two mounting seats (8) is penetrated by a bolt (9).

8. The chain strip punching die apparatus for chain production according to claim 7, characterized by: The mounting seat (8) is detachably connected with the die holder (6) through the bolt (9).

9. The chain strip punching die apparatus for chain production according to claim 1, characterized by: The first material sliding groove (10) is provided with a resistance reducing frame (13) inside, and the resistance reducing frame (13) is made of polytetrafluoroethylene material.

10. The chain strip punching die apparatus for chain production according to claim 9, characterized by: The resistance reducing frame (13) is provided with a separation groove (11) at the bottom, and the separation groove (11) at the bottom of the resistance reducing frame (13) corresponds to the separation groove (11) between the first material sliding groove (10) and the second material sliding groove (12).

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