CN211388956U - Plastics material dumbbell spline making devices - Google Patents
Plastics material dumbbell spline making devices Download PDFInfo
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- CN211388956U CN211388956U CN201922269518.6U CN201922269518U CN211388956U CN 211388956 U CN211388956 U CN 211388956U CN 201922269518 U CN201922269518 U CN 201922269518U CN 211388956 U CN211388956 U CN 211388956U
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- 229920003023 plastic Polymers 0.000 title claims abstract description 29
- 239000004033 plastic Substances 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 title claims abstract description 17
- 238000003801 milling Methods 0.000 claims abstract description 57
- 238000000227 grinding Methods 0.000 claims abstract description 53
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 11
- 238000012545 processing Methods 0.000 abstract description 11
- 241001631030 Explorator Species 0.000 description 8
- 238000003754 machining Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000000750 progressive effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a plastics material dumbbell spline making devices, include: a frame; the two longitudinal linear guide rails are fixed on the top surface of the frame in parallel; the longitudinal guide rail seat is connected to the longitudinal linear guide rail in a sliding manner; the transverse linear guide rail is fixed on the two longitudinal guide rail seats; the transverse guide rail seat is connected to the transverse linear guide rail in a sliding manner; the dumbbell-shaped profiling is fixed on the top surface of the transverse guide rail seat; the milling assembly is used for milling the raw materials clamped on the dumbbell-shaped profiling; the grinding assembly is used for grinding the raw materials clamped on the dumbbell-shaped profiling; the motor is fixed on the frame; the transmission belt is used for driving the milling assembly and the grinding assembly to rotate. The utility model adopts the movement of the longitudinal and transverse guide rails to ensure the stability of finishing the action and the accuracy of size processing without using a numerical control system, and is convenient and safe; and moreover, the milling and grinding operations are controlled simultaneously by adopting the motor, so that the method is safe, economic and reliable, and the produced product meets the experimental requirements.
Description
Technical Field
The utility model relates to a plastic products technical field, more specifically the utility model relates to a plastics material dumbbell spline making devices that says so.
Background
In the field of plastic product production, the tensile property test of the high polymer material is indispensable. Especially for the industries of plastic pressure pipelines and the like. However, in actual use, there are more or less problems. The dumbbell spline sampling machine mainly comprises two types, wherein one type is milling by computer programming or copying explorator milling; the other is made by stamping with a dumbbell-shaped knife. Both approaches are problematic. In the pure milling mode, stress concentration can be formed on the edge of the sample due to the aging or the gouging of the cutting edge, and the position cannot be observed by human eyes. The main problems of the stamping mode are as follows: the processing of thicker sample strips has great problems, and the size of the sample strips is not in accordance with the experimental standard or the phenomenon of edge breaking can be caused by excessive force applied by a stamping knife in the pressing process.
Therefore, how to provide a simple, economical, stable and accurately controlled dumbbell spline sampling machine is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a plastics material dumbbell spline making devices aims at solving above-mentioned technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for manufacturing a plastic dumbbell bar strip comprises:
a frame;
a longitudinal linear guide rail; the two longitudinal linear guide rails are fixed on the top surface of the rack in parallel;
a longitudinal rail seat; the longitudinal guide rail seat is connected to the longitudinal linear guide rail in a sliding manner;
a transverse linear guide rail; the transverse linear guide rail is fixed on the two longitudinal guide rail seats and is arranged perpendicular to the longitudinal linear guide rail;
a transverse guide rail seat; the transverse guide rail seat is connected to the transverse linear guide rail in a sliding manner;
a dumbbell-shaped explorator; the dumbbell-shaped profiling is fixed on the top surface of the transverse guide rail seat;
a milling assembly; the milling assembly is arranged in a U-shaped area enclosed by the longitudinal linear guide rail and the transverse linear guide rail; and is used for milling the raw materials clamped on the dumbbell-shaped profiling;
grinding the assembly; the grinding assembly is arranged in the U-shaped area and is used for grinding the raw materials clamped on the dumbbell-shaped profiling;
a motor; the motor is fixed on the frame;
a drive belt; the transmission belt is sleeved on a power output shaft of the motor, and the milling assembly and the grinding assembly are arranged on a driving part and used for driving the milling assembly and the grinding assembly to rotate.
Through the technical scheme, the utility model discloses when not using numerical control system, adopt vertical and transverse guide's removal to guarantee the stability that the action was accomplished and the accuracy of size processing, same convenience and safety. And moreover, the milling and grinding operations are controlled simultaneously by adopting the motor, so that the method is safe, economic and reliable, and the produced product meets the experimental requirements.
Preferably, in the above device for manufacturing a dumbbell spline made of plastic material, a central connecting line between the milling assembly and the grinding assembly is parallel to the transverse linear guide; the transmission belt is sleeved to form an isosceles triangle. The milling assembly and the grinding assembly can be guaranteed not to interfere when working independently, and rotation of the transmission belt cannot be influenced.
Preferably, in the above device for manufacturing a plastic dumbbell spline, the dumbbell-shaped explorator includes a lower backup plate, a side plate, an upper backup plate, a screw and a pressing plate; the lower backup plate is in a dumbbell-shaped structure with two wide ends and a narrow middle part and is fixed on the top surface of the transverse guide rail seat; the side plates are vertically fixed at two ends of the lower backup plate; the upper backup plate is the same as the lower backup plate in shape, corresponds to the lower backup plate and is fixed at the top ends of the two side plates; the two screws vertically penetrate through the upper backup plate and are in threaded connection with the upper backup plate; and a counter bore formed on the top surface of the pressing plate is matched with the ends of the two screws and corresponds to the lower backup plate. During milling and grinding, the lower backup plate and the pressure plate can limit the shape of the raw material, and the processing control is convenient.
Preferably, in the above device for manufacturing a plastic dumbbell spline, the milling assembly includes a first fixing frame, a first rotating shaft, a first belt pulley, a milling cutter and a idler wheel; the first fixing frame is a U-shaped frame body with a lateral opening and is fixed on the rack; the first rotating shaft is vertically and rotatably connected to two ends of the first fixing frame, and the top end of the first rotating shaft penetrates through the first fixing frame; the first belt pulley is fixed at the top end of the first rotating shaft and is matched with the transmission belt; the milling cutter is fixed on the first rotating shaft; the idler wheel is rotatably connected to the first rotating shaft and located at two ends of the milling cutter. The utility model discloses a diameter is greater than milling cutter's depended wheel structure, can prevent to produce the phenomenon of processing to the raw materials, reserves out corresponding grinding size for the grinding process, improves the machining precision.
Preferably, in the above apparatus for manufacturing a dumbbell bar made of plastic, the diameter of the idler wheel is 1 to 2mm larger than the diameter of the milling cutter. The reserved size is convenient for the grinding assembly to process.
Preferably, in the above device for manufacturing a plastic dumbbell spline, the grinding assembly includes a second fixing frame, a second rotating shaft, a second belt pulley and a cutter; the second fixing frame is a U-shaped frame body with a lateral opening and is fixed on the rack; the second rotating shaft is vertically and rotatably connected to two ends of the second fixing frame, and the top end of the second rotating shaft penetrates through the second fixing frame; the second belt pulley is fixed at the top end of the second rotating shaft and is matched with the transmission belt; the knife grinder is fixed on the second rotating shaft. The utility model discloses mill the raw materials through milling cutter earlier, the rethread grinding sword carries out the grinding, adopts progressive formula processing mode, prevents the phenomenon of processing, and the machining precision is high.
Preferably, in the above device for manufacturing a dumbbell spline made of plastic material, the grinding assembly further comprises an eccentric wheel and an adjusting member; the eccentric wheel is rotatably connected to the second rotating shaft and is positioned at two ends of the knife grinder; the adjusting component is used for driving the eccentric wheel to rotate. The utility model discloses still increased the eccentric wheel structure to the grinding subassembly to utilize adjusting member to adjust the eccentric wheel, with the size demand of adaptation grinding, simultaneously, the eccentric adjustment structure is favorable to the long-term use of whetting a knife.
Preferably, in the above dumbbell bar manufacturing apparatus made of plastic material, the adjusting member includes: the device comprises a U-shaped frame, a support rod, a rotating seat and an adjusting screw rod; two ends of the U-shaped frame are respectively fixedly connected with the two eccentric wheels; the support rod is fixedly connected with the middle rod of the U-shaped frame; the rotating seat is fixed on the rack and is provided with a threaded hole; one end of the adjusting screw rod is hinged with the free end of the supporting rod, and the other end of the adjusting screw rod penetrates through the rotating seat and is in threaded connection with the threaded hole. The adjustment precision of the eccentric wheel can be improved.
Preferably, in the above device for manufacturing a dumbbell bar made of plastic material, the maximum diameter of the eccentric wheel is equal to the diameter of the knife. Further improving the grinding precision.
Preferably, in the above device for manufacturing a dumbbell spline made of plastic material, an armrest is fixed to one end of the transverse guide rail seat, which is far away from the motor. Is convenient for the operator to hold and use.
Can know via foretell technical scheme, compare with prior art, the utility model discloses a plastics material dumbbell spline making devices has following beneficial effect:
1. the utility model discloses when not using numerical control system, adopt vertical and transverse guide's removal to guarantee the stability that the action was accomplished, guaranteed size processing's accuracy, convenience and safety the same. And moreover, the milling and grinding operations are controlled simultaneously by adopting the motor, so that the method is safe, economic and reliable, and the produced product meets the experimental requirements.
2. The utility model discloses a diameter is greater than milling cutter's depended wheel structure, can prevent to produce the phenomenon of processing to the raw materials, reserves out corresponding grinding size for the grinding process, improves the machining precision.
3. The utility model discloses mill the raw materials through milling cutter earlier, the rethread grinding sword carries out the grinding, adopts progressive formula processing mode, prevents the phenomenon of processing, and the machining precision is high.
4. The utility model discloses still increased the eccentric wheel structure to the grinding subassembly to utilize adjusting member to adjust the eccentric wheel, with the size demand of adaptation grinding, simultaneously, the eccentric adjustment structure is favorable to the long-term use of whetting a knife, prevents the wearing and tearing too fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a top view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a front view of the dumbbell explorator according to the present invention;
fig. 5 is a side cross-sectional view of a milling assembly provided by the present invention;
fig. 6 is a top view of a milling assembly provided by the present invention;
figure 7 is a side cross-sectional view of a grinding assembly provided by the present invention;
figure 8 is a top view of the grinding assembly provided by the present invention;
fig. 9 is a schematic view of the milling assembly and the dumbbell-shaped explorator according to the present invention;
fig. 10 is a schematic diagram of the grinding assembly and the dumbbell-shaped profile provided by the present invention.
Wherein:
01-a frame;
02-longitudinal linear guide rail;
03-longitudinal rail seats;
04-transverse linear guide rail;
05-transverse guide rail seat
050-armrest;
06-dumbbell profiling;
060-lower back plate;
061-side panel;
062-upper backup plate;
063-screw;
064-platen;
07-a milling assembly;
070-a first mount;
071-a first rotating shaft;
072-first pulley;
073-milling cutter;
074-riding wheel;
08-grinding assembly;
080-second fixing frame;
081-second axis of rotation;
082-second pulley;
083-grinding;
084-eccentric wheel;
085-a regulating member;
0850-U-shaped frame;
0851-a strut;
0852-rotating seat;
0853-adjusting bolt;
09-a motor;
10-a drive belt;
an 11-U shaped region;
12-raw material.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 8, the embodiment of the utility model discloses a plastics material dumbbell spline making devices includes:
a frame 01;
a longitudinal linear guide 02; two longitudinal linear guide rails 02 are fixed on the top surface of the rack 01 in parallel;
a longitudinal rail mount 03; the longitudinal guide rail seat 03 is connected to the longitudinal linear guide rail 02 in a sliding manner;
a transverse linear guide 04; the transverse linear guide rails 04 are fixed on the two longitudinal guide rail seats 03 and are arranged perpendicular to the longitudinal linear guide rails 02;
a transverse rail mount 05; the transverse guide rail seat 05 is connected to the transverse linear guide rail 04 in a sliding manner;
a dumbbell explorator 06; the dumbbell-shaped profiling 06 is fixed on the top surface of the transverse guide rail seat 05;
a milling assembly 07; the milling assembly 07 is arranged in a U-shaped area 11 defined by the longitudinal linear guide rail 02 and the transverse linear guide rail 04; and is used for milling the raw materials clamped on the dumbbell-shaped explorator 06;
a grinding assembly 08; the grinding assembly 08 is arranged in the U-shaped area 11 and is used for grinding the raw materials clamped on the dumbbell-shaped profiling mold 06;
a motor 09; the motor 09 is fixed on the frame 01;
a drive belt 10; the transmission belt 10 is sleeved on a power output shaft of the motor 09 and driving parts of the milling assembly 07 and the grinding assembly 08 and used for driving the milling assembly 07 and the grinding assembly 08 to rotate.
In order to further optimize the technical scheme, the central connecting line of the milling assembly 07 and the grinding assembly 08 is parallel to the transverse linear guide rail 04; the driving belt 10 is sleeved to form an isosceles triangle.
To further optimize the above technical solution, the dumbbell-shaped explorator 06 includes a lower back plate 060, a side plate 061, an upper back plate 062, a screw 063, and a pressing plate 064; the lower backing plate 060 is a dumbbell-shaped structure with two wide ends and a narrow middle, and is fixed on the top surface of the transverse guide rail seat 05; the side plates 061 are vertically fixed at both ends of the lower backup plate 060; the upper backup plate 062 is the same in shape as the lower backup plate 060, corresponds to the lower backup plate 060, and is fixed to the top ends of the two side plates 061; two screws 063 vertically pass through the upper backup plate 062 and are in threaded connection with the upper backup plate 062; a counterbore formed in the top surface of pressure plate 064 mates with the ends of two screws 063 and corresponds to lower back plate 060.
In order to further optimize the above technical solution, the milling assembly 07 includes a first fixing frame 070, a first rotating shaft 071, a first belt pulley 072, a milling cutter 073 and a idler wheel 074; the first fixing frame 070 is a U-shaped frame body with a lateral opening and is fixed on the rack 01; the first rotating shaft 071 is vertically and rotatably connected to two ends of the first fixing frame 070, and the top end of the first rotating shaft 071 penetrates out of the first fixing frame 070; the first belt pulley 072 is fixed at the top end of the first rotating shaft 071 and is matched with the transmission belt 10; the milling cutter 073 is fixed on the first rotating shaft 071; the idler wheel 074 is rotatably connected to the first rotating shaft 071 and is located at two ends of the milling cutter 073.
In order to further optimize the technical scheme, the diameter of the idler wheel 074 is 1-2mm larger than that of the milling cutter 073.
In order to further optimize the above technical solution, the grinding assembly 08 comprises a second mount 080, a second rotation shaft 081, a second pulley 082 and a knife grinder 083; the second fixing frame 080 is a U-shaped frame body with a lateral opening and is fixed on the frame 01; the second rotating shaft 081 is vertically and rotatably connected to two ends of the second fixing frame 080, and the top end of the second rotating shaft 081 penetrates through the second fixing frame 080; a second pulley 082 is fixed on the top end of the second rotating shaft 081 and is matched with the transmission belt 10; the knife grinder 083 is fixed on the second rotating shaft 083.
In order to further optimize the above technical solution, the grinding assembly 08 further comprises an eccentric wheel 084 and an adjusting member 085; the eccentric wheel 084 is rotatably connected to the second rotating shaft 081 and is located at two ends of the knife blade 083; the adjustment member 085 is used to drive the eccentric 084 in rotation.
In order to further optimize the above solution, the adjustment member 085 comprises: a U-shaped frame 0850, a support rod 0851, a rotating seat 0852 and an adjusting screw 0853; two ends of the U-shaped frame 0850 are respectively fixedly connected with two eccentric wheels 084; the supporting rod 0851 is fixedly connected with the middle rod of the U-shaped frame 0850; the rotating seat 0852 is fixed on the frame 01 and is provided with a threaded hole; one end of the adjusting screw 0853 is hinged with the free end of the supporting rod 0851, and the other end of the adjusting screw passes through the rotating seat 0852 and is in threaded connection with the threaded hole.
In order to further optimize the technical scheme, the maximum diameter of the eccentric wheel 084 is equal to the diameter of the knife 083.
In order to further optimize the technical scheme, an armrest 050 is fixed at one end, far away from the motor 09, of the transverse guide rail seat 05.
The utility model discloses a use method does:
referring to fig. 9, material 12 is held between a pressure plate 064 and lower backing plate 060 and is adjustably secured by screws 063. The motor 09 is started, so that the driving belt 10 drives the first rotating shaft 071 and the second rotating shaft 071 to rotate, that is, the milling cutter 073 and the knife grinder 083 rotate. The armrest 050 is pushed to move the dumbbell-shaped profile modeling tool 06 along the longitudinal linear guide 02 and the transverse linear guide 04 in the direction of the milling cutter 073. Because the idler 074 is 1-2mm larger than the diameter of the milling cutter 073, the distance between the milled raw material 12 and the final size is 1-2 mm. During milling, the upper backup wheel 074 and the lower backup wheel 074 are respectively abutted against the upper backup plate 062 and the lower backup plate 060.
Referring to fig. 10, the armrest 050 is pushed and pulled to move the dumbbell-shaped profiling 06 to the position of the sharpening 083, the adjusting screw 0853 is adjusted to grind the thickness as required, and the angle of the eccentric wheel 084 is adjusted to adapt to the grinding thickness of the sharpening 083. During grinding, the upper eccentric wheel 084 and the lower eccentric wheel 084 are respectively abutted against the upper backup plate 062 and the lower backup plate 060.
And after one side of the raw material 12 is treated, turning over the raw material to process the other side, and repeating the operation.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a plastics material dumbbell spline making devices which characterized in that includes:
a frame (01);
a longitudinal linear guide rail (02); the two longitudinal linear guide rails (02) are fixed on the top surface of the rack (01) in parallel;
a longitudinal rail seat (03); the longitudinal guide rail seat (03) is connected to the longitudinal linear guide rail (02) in a sliding manner;
a transverse linear guide rail (04); the transverse linear guide rail (04) is fixed on the two longitudinal guide rail seats (03) and is arranged perpendicular to the longitudinal linear guide rail (02);
a transverse guide rail seat (05); the transverse guide rail seat (05) is connected to the transverse linear guide rail (04) in a sliding manner;
a dumbbell-shaped profile (06); the dumbbell-shaped profiling (06) is fixed on the top surface of the transverse guide rail seat (05);
a milling assembly (07); the milling assembly (07) is arranged in a U-shaped area (11) enclosed by the longitudinal linear guide rail (02) and the transverse linear guide rail (04); and is used for milling the raw materials clamped on the dumbbell-shaped profiling (06);
a grinding assembly (08); the grinding assembly (08) is arranged in the U-shaped area (11) and is used for grinding the raw materials clamped on the dumbbell-shaped profiling (06);
a motor (09); the motor (09) is fixed on the frame (01);
a drive belt (10); the transmission belt (10) is sleeved on a power output shaft of the motor (09), and the milling assembly (07) and the grinding assembly (08) are arranged on a driving part and used for driving the milling assembly (07) and the grinding assembly (08) to rotate.
2. The dumbbell spline manufacturing device of claim 1, characterized in that the central connecting line of the milling assembly (07) and the grinding assembly (08) is parallel to the transverse linear guide rail (04); the transmission belt (10) is sleeved to form an isosceles triangle.
3. The device for manufacturing the plastic dumbbell spline of claim 1, wherein the dumbbell shape profile (06) comprises a lower back plate (060), a side plate (061), an upper back plate (062), a screw rod (063) and a pressure plate (064); the lower backup plate (060) is of a dumbbell-shaped structure with two wide ends and a narrow middle part and is fixed on the top surface of the transverse guide rail seat (05); the side plates (061) are vertically fixed at two ends of the lower backup plate (060); the upper back plate (062) is the same as the lower back plate (060) in shape, corresponds to the lower back plate (060), and is fixed at the top ends of the two side plates (061); the two screws (063) vertically penetrate through the upper backup plate (062) and are in threaded connection with the upper backup plate; and a counter bore formed in the top surface of the pressure plate (064) is matched with the ends of the two screws (063) and corresponds to the lower backup plate (060).
4. The device for manufacturing the plastic dumbbell spline according to claim 1, wherein the milling assembly (07) comprises a first fixing frame (070), a first rotating shaft (071), a first belt pulley (072), a milling cutter (073) and a idler wheel (074); the first fixing frame (070) is a U-shaped frame body with a lateral opening and is fixed on the rack (01); the first rotating shaft (071) is vertically and rotatably connected to two ends of the first fixing frame (070), and the top end of the first rotating shaft penetrates out of the first fixing frame (070); the first belt pulley (072) is fixed at the top end of the first rotating shaft (071) and is matched with the transmission belt (10); the milling cutter (073) is fixed on the first rotating shaft (071); the idler wheel (074) is rotatably connected to the first rotating shaft (071) and is positioned at two ends of the milling cutter (073).
5. The device for manufacturing the plastic dumbbell bar strip as defined in claim 4, wherein the diameter of the idler wheel (074) is 1-2mm larger than the diameter of the milling cutter (073).
6. The plastic dumbbell bar strip making device according to claim 1, characterized in that the grinding assembly (08) comprises a second fixing frame (080), a second rotating shaft (081), a second pulley (082) and a knife grinder (083); the second fixing frame (080) is a U-shaped frame body with a lateral opening and is fixed on the rack (01); the second rotating shaft (081) is vertically and rotatably connected to two ends of the second fixing frame (080), and the top end of the second rotating shaft penetrates out of the second fixing frame (080); the second belt pulley (082) is fixed at the top end of the second rotating shaft (081) and is matched with the transmission belt (10); the knife sharpener (083) is fixed on the second rotating shaft (081).
7. The device for manufacturing dumbbell splines of plastic material according to claim 6, characterized in that the grinding assembly (08) further comprises an eccentric wheel (084) and an adjusting member (085); the eccentric wheel (084) is rotatably connected to the second rotating shaft (081) and is positioned at two ends of the knife sharpener (083); the adjusting member (085) is used for driving the eccentric wheel (084) to rotate.
8. The plastic dumbbell spline-making device according to claim 7, characterized in that the adjusting member (085) includes: the device comprises a U-shaped frame (0850), a support rod (0851), a rotating seat (0852) and an adjusting bolt (0853); two ends of the U-shaped frame (0850) are respectively fixedly connected with the two eccentric wheels (084); the supporting rod (0851) is fixedly connected with the middle rod of the U-shaped frame (0850); the rotating seat (0852) is fixed on the rack (01) and is provided with a threaded hole; one end of the adjusting bolt (0853) is hinged with the free end of the support rod (0851), and the other end of the adjusting bolt penetrates through the rotating seat (0852) and is in threaded connection with the threaded hole.
9. The device for making dumbbell bars in plastic material as claimed in claim 7 or 8, characterized in that the maximum diameter of the eccentric wheel (084) is equal to the diameter of the knifes (083).
10. The device for manufacturing the dumbbell spline made of the plastic material as claimed in claim 1, wherein an armrest (050) is fixed at one end of the transverse guide rail seat (05) far away from the motor (09).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269518.6U CN211388956U (en) | 2019-12-17 | 2019-12-17 | Plastics material dumbbell spline making devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269518.6U CN211388956U (en) | 2019-12-17 | 2019-12-17 | Plastics material dumbbell spline making devices |
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| Publication Number | Publication Date |
|---|---|
| CN211388956U true CN211388956U (en) | 2020-09-01 |
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| CN201922269518.6U Active CN211388956U (en) | 2019-12-17 | 2019-12-17 | Plastics material dumbbell spline making devices |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168735A (en) * | 2019-12-17 | 2020-05-19 | 甘肃青龙管业有限责任公司 | Plastics material dumbbell spline making devices |
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2019
- 2019-12-17 CN CN201922269518.6U patent/CN211388956U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168735A (en) * | 2019-12-17 | 2020-05-19 | 甘肃青龙管业有限责任公司 | Plastics material dumbbell spline making devices |
| CN111168735B (en) * | 2019-12-17 | 2024-09-03 | 甘肃青龙管业有限责任公司 | Plastic dumbbell spline manufacturing device |
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