Replaceable adjusting arm machining die

Abstract

The utility model provides a replaceable adjusting arm machining die which comprises a base, a first installation groove is formed in the top of the base, a first positive and negative screw rod is rotationally installed in the first installation groove through a bearing, and one end of the first positive and negative screw rod penetrates through the base and extends to the outside. According to the replaceable adjusting arm machining die, the screws outside the first clamping plates are loosened, fixation of the first clamping plates and the lower die base is relieved, the first rotary knob is rotated, the first rotary knob drives the first positive and negative screw rod to rotate, and the first positive and negative screw rod rotates to enable the two first clamping plates to move towards the two ends; the first clamping block leaves from the interior of the first clamping groove, fixation of the lower die base is relieved, at the moment, the lower die base is conveniently replaced, after replacement is completed, the first rotary knob is reversely rotated, the two first clamping plates get close to each other, the first clamping block is clamped into the first clamping groove, and then the lower die base is effectively and preliminarily fixed; and then the first clamping plate and the lower die base are fixed through screws.

Description

Technical Field

[0001] The utility model relates to the field of molds, in particular to a replaceable adjustment arm processing mold. Background Art

[0002] The adjusting arm is an important device for adjusting the brake clearance in the vehicle's braking system. Automobile brake mechanisms are usually equipped with adjusting arms, which can keep the brake clearance between the brake shoe and the brake drum at a constant value, thereby maintaining good braking performance of the vehicle. Molds are required in the processing of the adjusting arm.

[0003] However, the molds currently available on the market are not convenient for replacing the upper and lower mold bases according to the size of the adjustment arm during use. If the entire mold is replaced, the cost of use will be high, and the replacement will be inconvenient, taking a lot of time and reducing work efficiency.

[0004] Therefore, it is necessary to provide a replaceable adjustment arm processing mold to solve the above technical problems. Utility Model Content

[0005] The utility model provides a replaceable adjustment arm processing mold, which solves the problem that the mold in the existing market is not convenient to replace the upper mold base and the lower mold base according to the size of the adjustment arm during use. If the entire mold is replaced, the use cost is high, the replacement is inconvenient, and a lot of time is required, which reduces work efficiency.

[0006] The utility model provides a replaceable adjustment arm processing mold, comprising: a base, a first mounting groove is provided on the top of the base, a first forward and reverse screw is rotatably installed inside the first mounting groove through a bearing, one end of the first forward and reverse screw passes through the base and extends to the outside, a keyway at one end of the first forward and reverse screw is connected to a first knob, the outside of the first forward and reverse screw is meshed and connected to a first splint, and the number of the first splints is two, the first splint is slidably installed with the base along the length direction of the first forward and reverse screw through the first mounting groove, a first clamping block is fixedly installed on opposite sides of the two first clamping plates, a lower mold base is placed on the top of the base and between the two first clamping plates, a first clamping groove is provided on both sides of the outside of the lower mold base, the first clamping block is adapted to the first clamping groove, and the two first clamping plates are fixed to the lower mold base by screws.

[0007] Preferably, sliding rods are fixedly installed at the four corners of the top of the base, and there are four sliding rods. A lifting plate is slidably installed between the four sliding rods, and springs are sleeved on the outside of the four sliding rods and below the lifting plate.

[0008] Preferably, a sliding sleeve is provided on the outside of the four sliding rods and located above the lifting plate, the four sliding sleeves are welded to the lifting plate, and the outside of the four sliding sleeves is threadedly connected to the second knob.

[0009] Preferably, a second mounting groove is provided at the bottom of the lifting plate, and a second forward and reverse screw is rotatably installed inside the second mounting groove through a bearing. One end of the second forward and reverse screw passes through the lifting plate and extends to the outside, and a keyway at one end of the second forward and reverse screw is connected to a third knob.

[0010] Preferably, the outside of the second forward and reverse screw is engagedly connected with a second clamping plate, and the number of the second clamping plates is two. The second clamping plates are slidably installed with the lifting plate along the length direction of the second forward and reverse screw through the second mounting groove, and second clamping blocks are fixedly installed on the opposite sides of the two second clamping plates.

[0011] Preferably, an upper mold base is attached to the bottom of the lifting plate and located between the two second clamping plates. Second card slots are opened on both sides of the outside of the upper mold base, and there are two second card slots. The second card block is adapted to the second card slots, and the two second clamping plates are fixed to the upper mold base by screws.

[0012] Compared with the related art, the replaceable adjustment arm processing mold provided by the present invention has the following beneficial effects:

[0013] There are many specifications of adjustment arms. Different molds need to be used when processing adjustment arms of different specifications, and then the upper mold base and the lower mold base need to be replaced. First, loosen the screws on the outside of the first clamping plate to release the fixation of the first clamping plate and the lower mold base. Turn the first knob, and the first knob drives the first forward and reverse screw to rotate. The rotation of the first forward and reverse screw causes the two first clamping plates to move to both ends, and the first clamping block leaves the inside of the first clamping slot, and the fixation of the lower mold base is released. At this time, it is convenient to replace the lower mold base. After the replacement is completed, turn the first knob in the opposite direction, and the two first clamping plates approach each other. The first clamping block is inserted into the inside of the first clamping slot, thereby effectively fixing the lower mold base preliminarily, and then use screws to fix the first clamping plate to the lower mold base. This structure is simple, convenient for replacing the lower mold base according to the specifications of the adjustment arm, and greatly improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic structural diagram of a preferred embodiment of a replaceable adjustment arm processing mold provided by the utility model;

[0015] Figure 2 for Figure 1 The schematic diagram of the lower die base installation structure is shown;

[0016] Figure 3 for Figure 1The diagram shows the upper die base installation structure.

[0017] In the figure: 1. Base; 2. First mounting slot; 3. First forward and reverse screw; 4. First knob; 5. First clamping plate; 6. First clamping block; 7. Lower die base; 8. First clamping slot; 9. Sliding rod; 10. Lifting plate; 11. Spring; 12. Sliding sleeve; 13. Second knob; 14. Second mounting slot; 15. Second forward and reverse screw; 16. Third knob; 17. Second clamping plate; 18. Second clamping block; 19. Upper die base; 20. Second clamping slot. DETAILED DESCRIPTION

[0018] The present invention will be further described below with reference to the accompanying drawings and implementation examples.

[0019] Please refer to Figure 1 、 Figure 2 and Figure 3 ,in Figure 1 A schematic structural diagram of a preferred embodiment of a replaceable adjustment arm processing mold provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the lower die base installation structure is shown; Figure 3 for Figure 1The schematic diagram of the upper mold base installation structure shown is a replaceable adjustment arm processing mold, comprising: a base 1, a first installation slot 2 is provided on the top of the base 1, a first forward and reverse screw 3 is rotatably installed inside the first installation slot 2 through a bearing, one end of the first forward and reverse screw 3 passes through the base 1 and extends to the outside, a keyway at one end of the first forward and reverse screw 3 is connected to a first knob 4, the outside of the first forward and reverse screw 3 is engaged with a first splint 5, and there are two first splints 5, the first splint 5 is slidably installed with the base 1 along the length direction of the first forward and reverse screw 3 through the first installation slot 2, a first clamping block 6 is fixedly installed on opposite sides of the two first clamping plates 5, a lower mold base 7 is placed on the top of the base 1 and between the two first clamping plates 5, first clamping slots 8 are provided on both sides of the outside of the lower mold base 7, the first clamping block 6 is adapted to the first clamping slot 8, and the two first clamping plates 5 are connected to the lower mold base by screws After the first clamping plate 5 is fixed and installed, the specifications of the adjustment arms are large, and different molds need to be used when processing adjustment arms of different specifications, and then the upper mold base 19 and the lower mold base 7 need to be replaced. First, loosen the screws on the outside of the first clamping plate 5, and the fixation of the first clamping plate 5 and the lower mold base 7 is released. Turn the first knob 4, and the first knob 4 drives the first forward and reverse screw 3 to rotate. The rotation of the first forward and reverse screw 3 causes the two first clamping plates 5 to move toward both ends, and the first clamping block 6 leaves the inside of the first clamping groove 8, and the fixation of the lower mold base 7 is released. At this time, it is convenient to replace the lower mold base 7. After the replacement is completed, turn the first knob 4 in the opposite direction, and the two first clamping plates 5 approach each other, and the first clamping block 6 is stuck in the inside of the first clamping groove 8, thereby effectively fixing the lower mold base 7 preliminarily, and then use screws to fix the first clamping plate 5 and the lower mold base 7. This structure is simple, convenient for replacing the lower mold base 7 according to the specifications of the adjustment arm, and greatly improves practicality.

[0020] Slide rods 9 are fixedly installed at the four corners of the top of the base 1, and there are four slide rods 9. A lifting plate 10 is slidably installed between the four slide rods 9. Springs 11 are sleeved on the outside of the four slide rods 9 and located below the lifting plate 10. Slide sleeves 12 are sleeved on the outside of the four slide rods 9 and located above the lifting plate 10. The four slide sleeves 12 are welded to the lifting plate 10. The outside of the four slide sleeves 12 are threadedly connected to the second knob 13. The hydraulic device is fixed to the top of the lifting plate 10, and the lifting plate 10 is driven up or down by the operation of the hydraulic device. When the upper mold base 19 and the lower mold base 7 need to be replaced, the second knob 13 is locked to fix the lifting plate 10 and the slide rod 9, so as to avoid accidental touch causing the lifting plate 10 to be pressed down and causing injury to people, thereby improving safety.

[0021] A second mounting groove 14 is provided at the bottom of the lifting plate 10, and a second forward and reverse screw 15 is rotatably installed inside the second mounting groove 14 through a bearing. One end of the second forward and reverse screw 15 passes through the lifting plate 10 and extends to the outside, and a third knob 16 is connected to a keyway at one end of the second forward and reverse screw 15. The outside of the second forward and reverse screw 15 is meshed with a second clamping plate 17, and there are two second clamping plates 17. The second clamping plate 17 is slidably installed with the lifting plate 10 along the length direction of the second forward and reverse screw 15 through the second mounting groove 14, and a second clamping block 18 is fixedly installed on the opposite side of the two second clamping plates 17. An upper mold base 19 is attached to the bottom of the lifting plate 10 and located between the two second clamping plates 17. Second clamping grooves 20 are provided on both sides of the outside of the upper mold base 19, and there are two second clamping grooves 20. There is a gap between the second clamping block 18 and the second clamping slot 20. The two second clamping plates 17 are adapted to each other, and the two second clamping plates 17 are fixed to the upper mold base 19 by screws. The screws on the outside of the second clamping plate 17 are loosened, and the fixation of the second clamping plate 17 and the upper mold base 19 is released. The third knob 16 is turned, and the third knob 16 drives the second forward and reverse screw 15 to rotate. The rotation of the second forward and reverse screw 15 causes the two second clamping plates 17 to move to both ends, and the second clamping block 18 leaves the inside of the second clamping groove 20, and the fixation of the upper mold base 19 is released. At this time, it is convenient to replace the upper mold base 19. After the replacement is completed, the third knob 16 is turned in the opposite direction, and the two second clamping plates 17 are close to each other, and the second clamping block 18 is stuck in the inside of the second clamping groove 20, thereby effectively fixing the upper mold base 19 preliminarily, and then the second clamping plate 17 and the upper mold base 19 are fixed with screws. This structure is simple and convenient for replacing the upper mold base 19 according to the specifications of the adjustment arm, which greatly improves practicality.

[0022] The working principle of the replaceable adjustment arm processing mold provided by the utility model is as follows:

[0023] Step 1: Drive the lifting plate 10 up or down through the operation of the hydraulic device. When the upper die base 19 and the lower die base 7 need to be replaced, lock the second knob 13 to fix the lifting plate 10 and the slide bar 9 to avoid accidental touch causing the lifting plate 10 to be pressed down and causing personal injury, thereby improving safety. There are many specifications of adjustment arms. Different molds need to be used when processing adjustment arms of different specifications, and then the upper die base 19 and the lower die base 7 need to be replaced. First, loosen the screws on the outside of the first clamping plate 5. The fixation of the first clamping plate 5 and the lower die base 7 is released. Turn the first knob 4. The first knob 4 drives the first forward and reverse screw 3 to rotate. The rotation of the first forward and reverse screw 3 causes the two first clamping plates 5 to move toward both ends, and the first clamping block 6 leaves the inside of the first clamping groove 8. The fixation of the lower die base 7 is released, and it is convenient to replace the lower die base 7. After the replacement is completed, the first knob 4 is rotated in the opposite direction. The two first clamping plates 5 approach each other, and the first clamping block 6 is clamped into the inside of the first clamping groove 8, thereby effectively fixing the lower die base 7 preliminarily. Then, the first clamping plate 5 and the lower die base 7 are fixed with screws. This structure is simple and convenient for replacing the lower die base 7 according to the specifications of the adjustment arm, which greatly improves practicality.

[0024] Step 2: Loosen the screws on the outside of the second clamping plate 17, and the fixation of the second clamping plate 17 and the upper mold base 19 is released. Turn the third knob 16, and the third knob 16 drives the second forward and reverse screw 15 to rotate. The rotation of the second forward and reverse screw 15 causes the two second clamping plates 17 to move to both ends, and the second clamping block 18 leaves the inside of the second clamping groove 20. The fixation of the upper mold base 19 is released, and it is convenient to replace the upper mold base 19 at this time. After the replacement is completed, turn the third knob 16 in the opposite direction, and the two second clamping plates 17 approach each other. The second clamping block 18 is stuck in the inside of the second clamping groove 20, thereby effectively fixing the upper mold base 19 preliminarily, and then use screws to fix the second clamping plate 17 to the upper mold base 19. This structure is simple and convenient for replacing the upper mold base 19 according to the specifications of the adjusting arm, which greatly improves practicality.

[0025] Compared with the related art, the replaceable adjustment arm processing mold provided by the present invention has the following beneficial effects:

[0026] There are many specifications of adjusting arms. Different molds need to be used when processing adjusting arms of different specifications, and then the upper mold base 19 and the lower mold base 7 need to be replaced. First, loosen the screws on the outside of the first clamping plate 5, and the fixation of the first clamping plate 5 and the lower mold base 7 is released. Turn the first knob 4, and the first knob 4 drives the first forward and reverse screw 3 to rotate. The rotation of the first forward and reverse screw 3 causes the two first clamping plates 5 to move to both ends, and the first clamping block 6 leaves the inside of the first clamping groove 8, and the fixation of the lower mold base 7 is released. At this time, it is convenient to replace the lower mold base 7. After the replacement is completed, rotate the first knob 4 in the opposite direction, and the two first clamping plates 5 approach each other. The first clamping block 6 is stuck in the inside of the first clamping groove 8, thereby effectively fixing the lower mold base 7 preliminarily, and then use screws to fix the first clamping plate 5 to the lower mold base 7. This structure is simple and convenient for replacing the lower mold base 7 according to the specifications of the adjusting arm, which greatly improves practicality.

[0027] The above are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A replaceable adjustment arm processing mold, comprising: The base (1) is characterized in that: a first mounting groove (2) is provided on the top of the base (1); a first forward and reverse screw (3) is rotatably mounted inside the first mounting groove (2) through a bearing; one end of the first forward and reverse screw (3) passes through the base (1) and extends to the outside; a first knob (4) is connected to a keyway at one end of the first forward and reverse screw (3); a first splint (5) is meshedly connected to the outside of the first forward and reverse screw (3); and the number of the first splints (5) is two, and the first splints (5) are connected to the first splint (5) through the first A mounting groove (2) is slidably mounted on the base (1) along the length direction of the first forward and reverse screw rods (3); a first clamping block (6) is fixedly mounted on opposite sides of the two first clamping plates (5); a lower die base (7) is placed on the top of the base (1) and between the two first clamping plates (5); first clamping grooves (8) are provided on both sides of the exterior of the lower die base (7); the first clamping block (6) and the first clamping groove (8) are matched with each other, and the two first clamping plates (5) are fixedly mounted on the lower die base (7) by screws.

2. The replaceable adjustment arm processing mold according to claim 1, characterized in that: Slide rods (9) are fixedly installed at the four corners of the top of the base (1), and the number of the slide rods (9) is four. A lifting plate (10) is slidably installed between the four slide rods (9), and springs (11) are sleeved on the outside of the four slide rods (9) and below the lifting plate (10).

3. The replaceable adjustment arm processing mold according to claim 2, characterized in that: The outside of the four sliding rods (9) and above the lifting plate (10) are all provided with sliding sleeves (12), the four sliding sleeves (12) are all welded to the lifting plate (10), and the outside of the four sliding sleeves (12) are all threadedly connected to the second knob (13).

4. The replaceable adjustment arm processing mold according to claim 3, characterized in that: A second mounting groove (14) is provided at the bottom of the lifting plate (10), and a second forward and reverse screw (15) is rotatably mounted inside the second mounting groove (14) via a bearing. One end of the second forward and reverse screw (15) passes through the lifting plate (10) and extends to the outside, and a keyway at one end of the second forward and reverse screw (15) is connected to a third knob (16).

5. The replaceable adjustment arm processing mold according to claim 4, characterized in that: The second forward and reverse screw rod (15) is externally engaged with a second clamping plate (17), and the number of the second clamping plates (17) is two. The second clamping plates (17) are slidably mounted on the lifting plate (10) along the length direction of the second forward and reverse screw rod (15) through the second mounting groove (14), and a second clamping block (18) is fixedly mounted on the opposite side of the two second clamping plates (17).

6. The replaceable adjustment arm processing mold according to claim 5, characterized in that: An upper die base (19) is attached to the bottom of the lifting plate (10) and located between the two second clamping plates (17). Second card slots (20) are provided on both sides of the exterior of the upper die base (19), and there are two second card slots (20). The second clamping block (18) is adapted to fit the second card slots (20), and the two second clamping plates (17) are fixed to the upper die base (19) by screws.

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