Casting sand hopper with good uniformity
By using the design of support rod, swing rod and vibrating head in the cast sand bucket, and using the cooperation of the cylinder and torsion spring, the adhesion problem caused by the direct contact between the scraper and the sand particles is solved, and better uniformity and cleaning efficiency are achieved.
Patent Information
- Application Number
- CN202420425143.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-06
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-03-06
AI Technical Summary
The scraper and driving mechanism in the existing casting sand bucket are in direct contact with the sand particles, resulting in sand particles adhering to the surface, which requires frequent cleaning, affecting uniformity.
A cast sand bucket including a support rod, a swing rod, a vibrating head, a cylinder and a connecting rope is designed. The fixed seat and a swing rod are driven by the cylinder, so that the vibrating head hits the side wall of the bucket body, the vibrating sand particles fall, and combined with the torsion spring to achieve The swing lever reset and the separation of the vibrating head.
Effectively prevent sand particles from adhering to the inner wall of the bucket, improve the uniformity of the cutting and simplify the cleaning process.
Smart Images
Figure CN222198792U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of casting, in particular to a casting sand bucket with good uniformity. Background Art
[0002] Casting is a method of pouring liquid metal into a casting cavity that is adapted to the shape of the part, and then cooling and solidifying it to obtain a part or blank. The material to be cast is mostly a metal that was originally solid but heated to a liquid state (e.g., copper, iron, aluminum, tin, lead, etc.), and the material of the mold can be sand, metal or even ceramic. The sand bucket plays a very important role in casting.
[0003] For example, patent number CN218903522U discloses a casting sand bucket, including a base, a fixed leg is fixedly installed on both sides of the middle of the upper end of the base, a bucket body is fixedly installed on the upper ends of the two fixed legs, a connecting plate is fixedly installed on the opposite surfaces of the two fixed legs, a driving device is provided on the middle side of the upper end of the connecting plate, a screen is fixedly installed on the upper end of the driving device, a slide groove is opened on the left wall and the right wall of the inner cavity of the bracket, a sliding device is provided on the upper part of the inner cavity of the bracket, an adjusting device is provided on the lower end of the sliding device, and a scraper is fixedly installed on both sides of the lower part of the adjusting device.
[0004] In the above scheme, the scraper is driven to rotate by the driving device so that the scraper cleans the inner wall of the sand bucket to avoid sand particles adhering to the inner wall of the sand bucket. However, it is found in actual use that since the scraper and the driving mechanism are arranged inside the sand bucket and directly contact the sand particles, sand particles are attached to the surface of the scraper and the driving mechanism, which still need to be cleaned. Therefore, a casting sand bucket with good uniformity is proposed. Utility Model Content
[0005] In view of the above problems existing in the existing casting sand bucket, the present utility model is proposed.
[0006] Therefore, the utility model aims to provide a casting sand bucket with good uniformity, which solves the problems raised by the background technology.
[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0008] A casting sand bucket with good uniformity comprises a bucket body, support rods are fixedly provided on both sides of the bucket body, swing rods are elastically rotatably provided at the ends of the two support rods, and vibration heads are detachably provided at the upper ends of the two swing rods; cylinders are fixedly provided on both sides of the bucket body, fixed seats are fixedly provided at the ends of the piston rods of the two cylinders, and the tops of the two fixed seats are fixedly connected to the lower ends of the two swing rods by connecting ropes.
[0009] Preferably, a mounting groove is provided at the end of the support rod, and the rod wall of the swing rod is rotatably arranged inside the mounting groove through a rotating shaft, a torsion spring is sleeved on the shaft wall of the rotating shaft, and the two ends of the torsion spring are respectively fixedly connected to the rod wall of the swing rod and the side wall of the mounting groove.
[0010] Preferably, the vibration head is a solid cast iron sphere, and the vibration head can be arranged in contact with the bucket body.
[0011] Preferably, a stud is fixedly provided at the bottom of the vibration head, and a screw groove matching with the stud is formed at the upper end of the swing rod.
[0012] Preferably, a connecting ear is fixedly provided on the top of the fixing seat, a fixing hole is opened at the lower end of the swing rod, and two ends of the connecting rope are respectively connected to the connecting ear and the fixing hole.
[0013] Furthermore, the connecting rope is an elastic rubber rope.
[0014] Preferably, the two cylinders are connected to the same external air source device.
[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:
[0016] 1. The utility model is provided with a support rod, a swing rod, a vibration head, a cylinder, a fixed seat and a connecting rope. When the cylinder is extended, it can drive the fixed seat to move. The fixed seat pulls the lower end of the swing rod through the connecting rope, so that the swing rod rotates around the rotating shaft, so that the vibration head at the upper end of the swing rod knocks the side wall of the bucket body, causing the bucket body to vibrate and vibrate the sand on the inner wall to fall, thereby preventing the sand from adhering to the inner wall of the bucket body and improving the uniformity of material discharge.
[0017] 2. In the utility model, by means of the rotating shaft and the torsion spring, the rod wall of the swing rod can be rotated inside the mounting groove through the rotating shaft, and at the same time, the torsion spring can apply a torsional force to the swing rod, so that the swing rod can be reset and the vibration head can be separated from the bucket body. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.
[0019] Figure 1 It is a schematic diagram of the structure of the utility model;
[0020] Figure 2 For the utility model Figure 1Side view of the middle support rod, swing rod and vibration head;
[0021] Figure 3 For the utility model Figure 1 Schematic diagram of the structure of the middle vibration head;
[0022] Figure 4 For the utility model Figure 1 End view of the swing rod.
[0023] Description of reference numerals:
[0024] 1. Bucket body; 2. Support rod; 3. Swing rod; 4. Vibration head; 5. Cylinder; 6. Fixed seat; 7. Connecting rope; 8. Rotating shaft; 9. Torsion spring; 10. Stud; 11. Screw groove; 12. Connecting ear. DETAILED DESCRIPTION
[0025] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0026] The utility model embodiment discloses a casting sand bucket with good uniformity.
[0027] The utility model provides Figure 1 A casting sand bucket with good uniformity shown in the figure comprises a bucket body 1, support rods 2 are fixedly arranged on both sides of the bucket body 1, swing rods 3 are elastically rotatably arranged at the ends of the two support rods 2, and vibration heads 4 are detachably arranged at the upper ends of the two swing rods 3; cylinders 5 are fixedly arranged on both sides of the bucket body 1, and fixed seats 6 are fixedly arranged at the ends of the piston rods of the two cylinders 5, and the tops of the two fixed seats 6 are fixedly connected to the lower ends of the two swing rods 3 by connecting ropes 7, and connecting ears 12 are fixedly arranged on the tops of the fixing seats 6, and fixing holes are opened at the lower ends of the swing rods 3, and the two ends of the connecting rope 7 are respectively connected to the connecting ears 12 The two cylinders 5 are connected to the same external air source device, so that the two cylinders 5 can be controlled synchronously. The cylinder 5 can drive the fixed seat 6 to move when it is extended. The fixed seat 6 pulls the lower end of the swing rod 3 through the connecting rope 7, so that the swing rod 3 rotates around the rotating shaft 8, so that the vibration head 4 at the upper end of the swing rod 3 knocks the side wall of the bucket body 1, so that the bucket body 1 vibrates and vibrates the sand on the inner wall to fall, thereby preventing the sand from adhering to the inner wall of the bucket body 1 and improving the uniformity of material discharge.
[0028] In order to make the swing lever 3 rotatable, Figure 1-2As shown, a mounting groove is provided at the end of the support rod 2, and the rod wall of the swing rod 3 is rotatably set inside the mounting groove through the rotating shaft 8. The shaft wall of the rotating shaft 8 is sleeved with a torsion spring 9, and the two ends of the torsion spring 9 are respectively fixedly connected to the rod wall of the swing rod 3 and the side wall of the mounting groove. The rod wall of the swing rod 3 can be rotated inside the mounting groove through the rotating shaft 8. At the same time, the torsion spring 9 can apply a torsional force to the swing rod 3, so that the swing rod 3 can be reset and the vibration head 4 can be separated from the bucket body 1, so that it is convenient to knock the bucket body 1 through the vibration head 4 again.
[0029] Finally, in order to disassemble the vibration head 4, as Figure 2-4 As shown, the vibration head 4 adopts a solid cast iron sphere, and the vibration head 4 can be set in contact with the bucket body 1. A stud 10 is fixedly provided at the bottom of the vibration head 4, and a screw groove 11 matching the stud 10 is opened at the upper end of the swing rod 3. The vibration head 4 will be worn after long-term use. At this time, the vibration head 4 can be rotated to remove the stud 10 from the inside of the screw groove 11, and the vibration head 4 can be disassembled and replaced.
[0030] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.
Claims
1. A foundry sand bucket with good uniformity, comprising a bucket body (1), characterized in that: Support rods (2) are fixedly provided on both sides of the bucket body (1); swing rods (3) are elastically rotatably provided at the ends of the two support rods (2); and vibration heads (4) are detachably provided at the upper ends of the two swing rods (3); Cylinders (5) are fixedly provided on both sides of the bucket body (1), and fixed seats (6) are fixedly provided at the ends of the piston rods of the two cylinders (5). The tops of the two fixed seats (6) are fixedly connected to the lower ends of the two swinging rods (3) via connecting ropes (7).
2. The casting sand bucket with good uniformity according to claim 1, characterized in that: The end of the support rod (2) is provided with a mounting groove, the rod wall of the swing rod (3) is rotatably arranged inside the mounting groove via a rotating shaft (8), the shaft wall of the rotating shaft (8) is sleeved with a torsion spring (9), and the two ends of the torsion spring (9) are respectively fixedly connected to the rod wall of the swing rod (3) and the side wall of the mounting groove.
3. The casting sand bucket with good uniformity according to claim 1, characterized in that: The vibration head (4) is a solid cast iron sphere, and the vibration head (4) can be arranged in contact with the bucket body (1).
4. The casting sand bucket with good uniformity according to claim 1, characterized in that: A stud (10) is fixedly provided at the bottom of the vibration head (4), and a screw groove (11) matching with the stud (10) is provided at the upper end of the swing rod (3).
5. The casting sand bucket with good uniformity according to claim 1, characterized in that: A connecting ear (12) is fixedly provided on the top of the fixing seat (6), a fixing hole is provided at the lower end of the swing rod (3), and two ends of the connecting rope (7) are respectively connected to the connecting ear (12) and the fixing hole.
6. The casting sand bucket with good uniformity according to claim 1, characterized in that: The connecting rope (7) is an elastic rubber rope.
7. The casting sand bucket with good uniformity according to claim 1, characterized in that: The two cylinders (5) are both connected to the same external air source equipment.