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CN-122006837-A - Jaw crusher frame

CN122006837ACN 122006837 ACN122006837 ACN 122006837ACN-122006837-A

Abstract

The application discloses a jaw crusher frame, which belongs to the technical field of jaw crusher frames and mainly comprises a base plate, a left side plate, a rear plate, a right side plate and a front plate, wherein the left side plate and the right side plate are symmetrically arranged above the base plate, the rear plate and the front plate are respectively clamped at two ends of the left side plate and the right side plate to form a closed frame main body, second tenons are fixedly connected at the connection position of the left side plate and the front plate and the connection position of the right side plate and the front plate, and second mortises are formed at the connection position of the front plate and the second tenons.

Inventors

  • WANG LINGZHI
  • TIAN YOUCAI
  • Wang Daifan

Assignees

  • 湖北巨石新材料科技有限公司

Dates

Publication Date
20260512
Application Date
20260202

Claims (8)

  1. 1. The utility model provides a jaw breaker frame, includes bed plate (1), left side board (2), back plate (3), right side board (4) and front bezel (5), its characterized in that left side board (2) and right side board (4) symmetry set up in the top of bed plate (1), back plate (3) and front bezel (5) joint respectively in the both ends of left side board (2) and right side board (4), form closed frame main part, the hookup location department of left side board (2) and front bezel (5) and the hookup location department of right side board (4) and front bezel (5) all fixedly connected with second tenon (11), second tongue-and-groove (27) have been seted up in hookup location department of front bezel (5) and second tenon (11), the hookup location department of right side board (4) and back plate (3) and left side board (2) all fixedly connected with first tenon (10), first tenon (10) and back plate (3) and first tongue-and second tongue-and-groove (26) are seted up, first tongue-and groove (2), second tongue-and groove (5) are seted up, first tongue-and groove (2) and second tongue-and groove (5) The connecting ends of the rear plate (3), the right side plate (4) and the front plate (5) and the base plate (1) are provided with positioning clamp mechanisms, and the outer contours of the first tenons (10) and the second tenons (11) are formed by a plurality of M shapes with radians.
  2. 2. The jaw crusher frame of claim 1, wherein the positioning clamp mechanism comprises a damping cavity (12) formed in the middle of the upper portion of the base plate (1), a first positioning clamping plate (6), a second positioning clamping plate (7), a third positioning clamping plate (8) and a fourth positioning clamping plate (9) are respectively clamped on four surfaces of the outer side of the base plate (1), a first positioning inserting plate (24) is fixedly connected at the connecting position of the left side plate (2) and the damping cavity (12), a first positioning inserting plate (24) is fixedly connected at the connecting position of the right side plate (4) and the damping cavity (12), a second positioning inserting plate (28) is fixedly connected at the connecting position of the rear plate (3) and the damping cavity (12) and at the connecting position of the front plate (5) and the damping cavity (12), the first positioning clamping plate (6) is clamped at the connecting end of the left side plate (2) and the base plate (1), the second positioning clamping plate (7) is clamped at the connecting end of the rear plate (3) and the base plate (1), and the third positioning clamping plate (8) is clamped at the connecting end of the front plate (1) and the front plate (4) and the connecting end of the front plate (1).
  3. 3. The jaw crusher frame according to claim 1, wherein a rectangular ring groove (22) is formed in the middle of the outer surface of the base plate (1), four positioning convex strips (23) are symmetrically fixed to the top end of the inner side of the rectangular ring groove (22), and four third tenons (15) are symmetrically fixed to the bottom end of the inner side of the rectangular ring groove (22).
  4. 4. A jaw crusher frame as claimed in claim 2, characterized in that the third positioning clamping plate (8) is provided with a third tongue-and-groove (21) which is matched with the corresponding third tongue (15) in size at one end far away from the right side plate (4), at one end far away from the rear plate (3) of the second positioning clamping plate (7), at one end far away from the left side plate (2) of the first positioning clamping plate (6) and at one end far away from the front plate (5) of the fourth positioning clamping plate (9).
  5. 5. The jaw crusher frame according to claim 2, wherein the second positioning clamping plate (7), the third positioning clamping plate (8), the fourth positioning clamping plate (9) and the first positioning clamping plate (6) are provided with limiting sliding cavities (19) on the inner sides far away from the third mortises (21), positioning clamping grooves (20) are formed in the bottoms of the inner sides of the limiting sliding cavities (19), and the positioning clamping grooves (20) and the positioning convex strips (23) can be clamped with each other.
  6. 6. The jaw crusher frame according to claim 1, wherein a first limit slide bar (16) is fixedly connected to the connection position of the left side plate (2) and the first positioning clamping plate (6), the connection position of the right side plate (4) and the third positioning clamping plate (8) and the connection position of the front plate (5) and the fourth positioning clamping plate (9), the first limit slide bar (16) is in up-down sliding connection with a corresponding limit slide cavity (19), a second limit slide bar (25) is fixed to the connection position of the rear plate (3) and the second positioning clamping plate (7), the second limit slide bar (25) can be in up-down sliding connection in the limit slide cavity (19) formed in the second positioning clamping plate (7), a first rubber bar (17) is clamped at the upper end and the lower end of the first limit slide bar (16), the first rubber bar (17) is positioned at the inner side of the limit slide cavity (19), the second limit slide bar (18) is fixedly connected to the upper end of the second limit slide bar (18) and fixedly connected to the upper end of the second limit clamping plate (7).
  7. 7. The jaw crusher frame according to claim 2, wherein a rubber shock pad (13) is fixedly connected to the bottom end of the inner side of the shock absorption cavity (12), and a plurality of disc springs (14) are fixedly connected to the rubber shock pad (13) at equal intervals in the direction facing the left side plate (2).
  8. 8. The jaw crusher frame according to claim 2, wherein the clamping positions of the first positioning clamping plate (6) and the second positioning clamping plate (7), the clamping positions of the first positioning clamping plate (6) and the fourth positioning clamping plate (9), the clamping positions of the third positioning clamping plate (8) and the fourth positioning clamping plate (9) and the clamping positions of the third positioning clamping plate (8) and the second positioning clamping plate (7) are fixed through two bolts.

Description

Jaw crusher frame Technical Field The application relates to the technical field of jaw crusher frames, in particular to a jaw crusher frame. Background The jaw crusher is a core coarse crushing device in low-iron dolomite ore sand production, a frame of the jaw crusher is used as a basic structure for bearing the weight of a complete machine, installing movable jaws, fixed jaws, eccentric shafts and other key components, the stability of crushing operation, the purity of ore sand products and the production efficiency are directly determined, and the frame of the conventional jaw crusher is mainly divided into three types of integral casting, integral welding and combined. The integral casting type frame has the advantages that although the rigidity is strong, the manufacturing process is complex, the production cost is high, the equipment weight is high, for low-iron dolomite mines which are located in remote mining areas, the transportation and field installation difficulties are extremely high, the production and the deployment are restricted, the integral welding type frame has short manufacturing cycle and lower cost, but the welding seam is easy to remain stress, under the high-frequency vibration working condition that the low-iron dolomite is continuously broken, the welding seam is easy to crack and structural fatigue deformation, the fluctuation of granularity of ore sand is caused, scrap iron is possibly generated due to the abrasion of the welding seam to mix the ore sand, the product purity is reduced, the combined type frame relieves the transportation and installation problems, but the connecting part of the existing design is mostly fixed by a simple bolt, the problems of insufficient connecting strength and obvious stress concentration exist, and the aiming damping structure is lacked, the vibration load is directly transmitted to the frame main body and the installation foundation, the offset abrasion of the parts is aggravated, the foundation is easy to be caused, the iron impurity is further increased, and the continuous stable output of the low-iron impurity is influenced. It is therefore necessary to provide a jaw crusher frame to solve the above problems. It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art. Disclosure of Invention Based on the problems in the prior art, the jaw crusher frame is provided, elastic buffering of a rubber shock pad, deformation resetting of a disc spring, elastic buffering of a first rubber strip and elastic buffering of a second rubber strip are mutually cooperated to absorb vibration energy, vibration transmission is weakened, component abrasion is reduced, iron impurities mixing risks are reduced due to iron filings, ore sand product purity is guaranteed, the problem that ore sand is polluted due to vibration abrasion in the prior art is solved, the integrated structure of a base plate, a left side plate, a rear plate, a right side plate, a front plate, a first positioning clamping plate, a second positioning clamping plate, a third positioning clamping plate and a fourth positioning clamping plate is combined, the integrated structure of the first and second tenons, the first and second tenons, the limiting sliding cavities, the first and second limiting sliding strips, the third tenons, the third tenon clamping grooves and the positioning clamping grooves, and the positioning protruding strips are connected with the clamping positions of the first positioning clamping plates, the first positioning clamping plates and the fourth positioning clamping plates is not needed, the integrated structure of the third positioning clamping plates and the fourth positioning clamping plates is designed, and the integrated structure of the integrated structure is not required to be replaced, and the integrated structure of the integrated structure is not required to be replaced, and the integrated structure is replaced. The jaw crusher frame comprises a base plate, a left side plate, a rear plate, a right side plate and a front plate, wherein the left side plate and the right side plate are symmetrically arranged above the base plate, the rear plate and the front plate are respectively clamped at two ends of the left side plate and the right side plate to form a closed frame main body, second tenons are fixedly connected at the connection position of the left side plate and the front plate and the connection position of the right side plate and the front plate, second mortises are formed at the connection position of the front plate and the second tenons, first tenons are fixedly connected at the connection position of the right side plate and the rear plate and the connection position of the left side plate and the rear plate, first mortises are formed at the connection position of the first