CN214770036U - Saw blade positioning mechanism - Google Patents
Saw blade positioning mechanism Download PDFInfo
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- CN214770036U CN214770036U CN202121240768.8U CN202121240768U CN214770036U CN 214770036 U CN214770036 U CN 214770036U CN 202121240768 U CN202121240768 U CN 202121240768U CN 214770036 U CN214770036 U CN 214770036U
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- supporting
- positioning mechanism
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- 238000003825 pressing Methods 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 abstract description 15
- 229910003460 diamond Inorganic materials 0.000 abstract description 9
- 239000010432 diamond Substances 0.000 abstract description 9
- 230000032683 aging Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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Abstract
The utility model provides a saw blade positioning mechanism, which belongs to the field of diamond saw blade welding and comprises a base, wherein the base is provided with a first supporting column and a second supporting column, and the first supporting column and the second supporting column are respectively provided with a first waist-shaped hole and a second waist-shaped hole; a gear turntable is arranged on one side of the first support seat close to the second support column, a pressure cylinder is arranged on one side of the gear turntable close to the second support column, and a first pressing plate is fixedly connected to the end part of a piston rod of the pressure cylinder; a rotating disc is arranged on one side, close to the first support column, of the second support seat, a telescopic rod is arranged on one side, close to the first support column, of the rotating disc, and a second pressing plate is fixedly connected to one end, far away from the second support seat, of the telescopic rod; the telescopic link is sleeved with a second spring, and two ends of the second spring are respectively abutted to the second pressing plate and the second supporting seat. The utility model provides a current saw bit positioner structure is comparatively complicated, and brake assembly's brake performance is ageing easily, and life cycle is short, leads to the problem that welding cost is high.
Description
The technical field is as follows:
the utility model belongs to the technical field of the welding of diamond saw bit, concretely relates to saw bit positioning mechanism.
Background art:
in order to improve the wear resistance of the circular saw blade, in addition to improvement in the material and manufacturing process of the circular saw blade, another method is to weld a wear-resistant diamond blade to the circular saw blade, thereby making the circular saw blade more wear-resistant.
The working environment of the diamond saw blade is generally severe, so that the welding strength requirement of the diamond saw blade head is strict. Generally, the welding strength of the diamond saw blade is influenced by the welding material, the material of the blade and the welding process conditions, and also depends on the accurate corresponding positioning of the diamond blade and the saw blade during welding. Among them, the tooth position positioning of the saw blade is an important positioning step.
At present, the tooth position of the diamond saw blade basically adopts the following modes: the saw blade matrix is clamped and fixed by the inner clamping plate and the outer clamping plate, the inner clamping plate and the outer clamping plate are driven by the driving piece to drive the saw blade to rotate, then the two outer sides of the inner clamping plate are respectively provided with a brake assembly with a friction plate, the outer side surface of the inner clamping plate is a braking surface, the brake assembly is driven by the driving piece to enable the friction plate to tightly abut against the braking surface, and therefore the inner clamping plate and the outer clamping plate drive the saw blade to stop being positioned on the welding tooth position of the saw blade. The saw blade tooth position positioning device can automatically position the saw blade tooth position, but the structure is complex, the braking performance of the brake assembly is easy to age, the service cycle is short, and the welding cost is high.
The utility model has the following contents:
the utility model provides a saw bit positioning mechanism, its aim at have solved current saw bit positioner structure comparatively complicated, and brake assembly's brake performance is ageing easily, and life cycle is short, leads to the problem that welding cost is high.
The embodiment of the utility model provides a saw blade positioning mechanism, which comprises a base, wherein a first supporting column and a second supporting column which are symmetrical to each other are arranged at the top of the base, and a first waist-shaped hole and a second waist-shaped hole which are symmetrical to each other are respectively arranged on the first supporting column and the second supporting column; a first threaded column and a second threaded column are respectively arranged in the first waist-shaped hole and the second waist-shaped hole; one end of the first threaded column is provided with a first nut matched with the external thread of the first threaded column, and the other end of the first threaded column is fixedly connected with a first supporting seat; one end of the second threaded column is provided with a second nut matched with the external thread of the second threaded column, and the other end of the second threaded column is fixedly connected with a second supporting seat;
a gear turntable is arranged on one side, close to the second support column, of the first support seat, a limiting cylinder is arranged above the gear turntable, and a first spring is arranged in the limiting cylinder; one end of the first spring is abutted against the limiting cylinder, the other end of the first spring is abutted against limiting teeth, and the limiting teeth are meshed with external teeth of the gear turntable; a pressure cylinder is arranged on one side, close to the second supporting column, of the gear turntable, and a first pressing plate is fixedly connected to the end of a piston rod of the pressure cylinder;
a rotating disc is arranged on one side, close to the first support column, of the second support seat, a telescopic rod is arranged on one side, close to the first support column, of the rotating disc, and a second pressing plate is fixedly connected to one end, far away from the second support seat, of the telescopic rod; the telescopic rod is sleeved with a second spring, and two ends of the second spring are respectively abutted to the second pressing plate and the second supporting seat.
In some embodiments, a scale is disposed on each of the first and second support columns.
In some embodiments, the outside of the cylinder body of the pressure cylinder is uniformly provided with the rotating handles along the circumferential direction of the pressure cylinder.
In some embodiments, a rubber pad is disposed on a side of the first pressure plate adjacent to the second pressure plate.
In some embodiments, a rubber pad is disposed on a side of the second pressure plate adjacent to the first pressure plate.
In some embodiments, the first supporting seat and the second supporting seat are provided with directional arrows.
In certain embodiments, the pressure cylinder is a hydraulic or pneumatic cylinder.
In some embodiments, a limit block is arranged in the middle of the side surface of the second pressure plate close to the first support column.
The utility model provides a saw blade positioning mechanism, which comprises a base, wherein a first supporting column and a second supporting column which are symmetrical to each other are arranged at the top of the base, and a first waist-shaped hole and a second waist-shaped hole which are symmetrical to each other are respectively arranged on the first supporting column and the second supporting column; a first threaded column and a second threaded column are respectively arranged in the first waist-shaped hole and the second waist-shaped hole; one end of the first threaded column is provided with a first nut matched with the external thread of the first threaded column, and the other end of the first threaded column is fixedly connected with a first supporting seat; one end of the second threaded column is provided with a second nut matched with the external thread of the second threaded column, and the other end of the second threaded column is fixedly connected with a second supporting seat; a gear turntable is arranged on one side, close to the second support column, of the first support seat, a limiting cylinder is arranged above the gear turntable, and a first spring is arranged in the limiting cylinder; one end of the first spring is abutted against the limiting cylinder, the other end of the first spring is abutted against limiting teeth, and the limiting teeth are meshed with external teeth of the gear turntable; a pressure cylinder is arranged on one side, close to the second supporting column, of the gear turntable, and a first pressing plate is fixedly connected to the end of a piston rod of the pressure cylinder; a rotating disc is arranged on one side, close to the first support column, of the second support seat, a telescopic rod is arranged on one side, close to the first support column, of the rotating disc, and a second pressing plate is fixedly connected to one end, far away from the second support seat, of the telescopic rod; the telescopic rod is sleeved with a second spring, and two ends of the second spring are respectively abutted to the second pressing plate and the second supporting seat. Through first clamp plate and second clamp plate centre gripping saw bit, screw or loosen first nut and second nut, realize that the saw bit reciprocates along first support column and second support column, the welding of the saw bit of adaptable different diameters. The utility model provides a current saw bit positioner structure comparatively complicated, brake assembly's brake performance is ageing easily, and life cycle is short, leads to the problem that welding cost is high.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Description of the drawings:
the accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a saw blade positioning mechanism according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a first support column in a saw blade positioning mechanism according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a second supporting column in the saw blade positioning mechanism according to an embodiment of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 1;
fig. 5 is a schematic structural view of a second pressing plate in the saw blade positioning mechanism according to an embodiment of the present invention;
reference numerals: 1. a base; 11. a first support column; 111. a first kidney-shaped hole; 1111. a first threaded post; 1112. a first nut; 112. a first support base; 113. a gear turntable; 114. a limiting cylinder; 115. a first spring; 116. limiting teeth; 117. a pressure cylinder; 118. a first platen; 119. rotating the handle; 12. a second support column; 121. a second kidney-shaped hole; 1211. a second threaded post; 1212. a second nut; 122. a second support seat; 1221. rotating the disc; 123. a telescopic rod; 124. a second platen; 1241. a limiting block; 125. a second spring; 13. a graduated scale; 14. a pointing arrow; 15. a saw blade.
The specific implementation mode is as follows:
in order to make the technical solution of the present invention's purpose, technical solution and advantages clearer, the following description will be combined with the drawings of the specific embodiments of the present invention, to carry out clear and complete description on the technical solution of the embodiments of the present invention. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
As shown in fig. 1, 2 and 3, an embodiment of the present invention provides a saw blade positioning mechanism, which includes a base 1, a first supporting column 11 and a second supporting column 12 are disposed at the top of the base 1, and the first supporting column 11 and the second supporting column 12 are respectively provided with a first kidney-shaped hole 111 and a second kidney-shaped hole 121; a first threaded column 1111 and a second threaded column 1211 are respectively arranged in the first kidney-shaped hole 111 and the second kidney-shaped hole 121; the first threaded column 1111 can move up and down in the first kidney-shaped hole 111, and the second threaded column 1211 can move up and down in the second kidney-shaped hole 121; one end of the first threaded column 1111 is provided with a first nut 1112 matched with the external thread of the first threaded column 1111, the other end of the first threaded column 1111 is fixedly connected with the first support seat 112, and the first nut 1112 and the first support seat 112 are close to each other by screwing the first nut 1112 until the first support seat 112 is tightly attached to the first support column 11, so that the first support seat 112 and the first support column 11 are fixedly connected; one end of the second threaded column 1211 is provided with a second nut 1212 matched with the external thread of the second threaded column 1211, and the other end of the second threaded column 1211 is fixedly connected with the second support seat 122, and by screwing the second nut 1212, the second nut 1212 and the second support seat 122 are close to each other until the second support seat 122 is tightly attached to the second support column 12, so that the second support seat 122 is fixedly connected with the second support column 12.
As shown in fig. 4, a gear turntable 113 is disposed on one side of the first support base 112 close to the second support column 12, the gear turntable 113 can rotate around the axis of the gear turntable 113 on the first support base 112, a limiting cylinder 114 is disposed above the gear turntable 113, and a first spring 115 is disposed in the limiting cylinder 114; one end of the first spring 115 abuts against the limiting cylinder 114, the other end of the first spring abuts against the limiting teeth 116, and the limiting teeth 116 are meshed with the external teeth of the gear turntable 113 under the thrust of the first spring 115 to prevent the gear turntable 113 from rotating; a pressure cylinder 117 is arranged on one side of the gear turntable 113 close to the second supporting column 12, and a first pressure plate 118 is fixedly connected to the end of a piston rod of the pressure cylinder 117.
A rotating disc 1221 is arranged on one side of the second supporting seat 122 close to the first supporting column 11, an expansion link 123 is arranged on one side of the rotating disc 1221 close to the first supporting column 11, and a second pressing plate 124 is fixedly connected to one end of the expansion link 123 far away from the second supporting seat 122; the telescopic rod 123 is sleeved with a second spring 125, and two ends of the second spring 125 respectively abut against the second pressing plate 124 and the second supporting seat 122. The saw blade 15 is placed between the first pressure plate 118 and the second pressure plate 124, and the piston rod of the pressure cylinder 117 pushes the first pressure plate 118 until the first pressure plate and the second pressure plate 124 clamp the saw blade 15. When the first pressure plate 118 and the second pressure plate 124 contact the saw blade 15 at the same time, the second spring 125 plays a role in buffering the saw blade 15, so as to prevent the first pressure plate 118 from pushing too much to damage the saw blade 15, and the first pressure plate 118 pushes the saw blade 15 until the elastic force of the second spring 125 is compressed to a target elastic force, thereby clamping and fixing the saw blade 15.
The first support column 11 and the second support column 12 are both provided with a graduated scale 13. After the saw blade 15 is clamped by the first pressure plate 118 and the second pressure plate 124, the saw blade 15 needs to be adjusted to move up and down, and the graduated scale 13 facilitates the saw blade 15 to move to the target height quickly.
The turning handles 119 are uniformly provided along the circumferential direction of the pressure cylinder 117 on the outside of the cylinder body of the pressure cylinder 117. Welding a diamond tip to the blade 15 requires rotating the blade 15, rotating the pressure cylinder 117 by rotating the handle 119, and thus rotating the blade 15.
A rubber pad is arranged on one side of the first pressing plate 118 close to the second pressing plate 124; a rubber pad is disposed on a side of the second pressure plate 124 adjacent to the first pressure plate 118. The rubber pads may improve the friction and stability of the first and second pressure plates 118, 124 in clamping the saw blade 15.
The first supporting seat 112 and the second supporting seat 122 are both provided with directional arrows 14. The directional arrow 14 is aligned with the scale on the scale 13 to facilitate rapid movement of the blade 15 to the target height.
The pressure cylinder 117 is a hydraulic cylinder or an air cylinder. The pressure cylinder 117 can be driven by hydraulic pressure or pneumatic pressure according to actual needs, so that the applicability of the saw blade positioning mechanism is improved.
As shown in fig. 5, a limit block 1241 is disposed at the middle of the side surface of the second pressing plate 124 close to the first support column 11. The limiting block 1241 is matched with the through hole in the middle of the saw blade 15, and the saw blade 15 is sleeved on the limiting block 1241, so that the welding height needs to be adjusted repeatedly when the saw blade 15 rotates.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (8)
1. A saw blade positioning mechanism is characterized in that: the device comprises a base (1), wherein a first supporting column (11) and a second supporting column (12) which are symmetrical to each other are arranged at the top of the base (1), and a first waist-shaped hole (111) and a second waist-shaped hole (121) which are symmetrical to each other are respectively arranged on the first supporting column (11) and the second supporting column (12); a first threaded column (1111) and a second threaded column (1211) are respectively arranged in the first kidney-shaped hole (111) and the second kidney-shaped hole (121); one end of the first threaded column (1111) is provided with a first nut (1112) matched with the external thread of the first threaded column (1111), and the other end of the first threaded column (1111) is fixedly connected with a first supporting seat (112); one end of the second threaded column (1211) is provided with a second nut (1212) matched with the external thread of the second threaded column (1211), and the other end of the second threaded column is fixedly connected with a second supporting seat (122);
a gear turntable (113) is arranged on one side, close to the second supporting column (12), of the first supporting seat (112), a limiting cylinder (114) is arranged above the gear turntable (113), and a first spring (115) is arranged in the limiting cylinder (114); one end of the first spring (115) is abutted against the limiting cylinder (114), the other end of the first spring is abutted against limiting teeth (116), and the limiting teeth (116) are meshed with external teeth of the gear turntable (113); a pressure cylinder (117) is arranged on one side, close to the second supporting column (12), of the gear turntable (113), and a first pressing plate (118) is fixedly connected to the end of a piston rod of the pressure cylinder (117);
a rotating disc (1221) is arranged on one side, close to the first support column (11), of the second support seat (122), an expansion link (123) is arranged on one side, close to the first support column (11), of the rotating disc (1221), and a second pressing plate (124) is fixedly connected to one end, far away from the second support seat (122), of the expansion link (123); the telescopic rod (123) is sleeved with a second spring (125), and two ends of the second spring (125) are respectively abutted to the second pressing plate (124) and the second supporting seat (122).
2. The saw blade positioning mechanism of claim 1, wherein: and the first supporting column (11) and the second supporting column (12) are both provided with a graduated scale (13).
3. The saw blade positioning mechanism of claim 1, wherein: and a rotating handle (119) is uniformly arranged on the outer side of the cylinder body of the pressure cylinder (117) along the circumferential direction of the pressure cylinder (117).
4. The saw blade positioning mechanism of claim 1, wherein: one side of the first pressing plate (118) close to the second pressing plate (124) is provided with a rubber pad.
5. The saw blade positioning mechanism of claim 1, wherein: a rubber pad is arranged on one side, close to the first pressing plate (118), of the second pressing plate (124).
6. The saw blade positioning mechanism of claim 1, wherein: and pointing arrows (14) are arranged on the first supporting seat (112) and the second supporting seat (122).
7. The saw blade positioning mechanism of claim 1, wherein: the pressure cylinder (117) is a hydraulic cylinder or an air cylinder.
8. The saw blade positioning mechanism of claim 1, wherein: the middle part of the side surface of the second pressure plate (124) close to the first supporting column (11) is provided with a limiting block (1241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121240768.8U CN214770036U (en) | 2021-06-03 | 2021-06-03 | Saw blade positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121240768.8U CN214770036U (en) | 2021-06-03 | 2021-06-03 | Saw blade positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214770036U true CN214770036U (en) | 2021-11-19 |
Family
ID=78701059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121240768.8U Active CN214770036U (en) | 2021-06-03 | 2021-06-03 | Saw blade positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214770036U (en) |
-
2021
- 2021-06-03 CN CN202121240768.8U patent/CN214770036U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240620 Address after: 210000 No. 42 Tiancheng Road, Binjiang Development Zone, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing Kunzhijie Electromechanical Equipment Co.,Ltd. Country or region after: China Address before: 211100 No. 42 Tiancheng Road, Binjiang Development Zone, Jiangning District, Nanjing, Jiangsu Patentee before: NANJING MINZHIJIE ELECTROMECHANICAL EQUIPMENT Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |