Protective device special for camshaft machining equipment

Abstract

The utility model provides a protective device special for camshaft machining equipment, belongs to the technical field of machining equipment, and aims to solve the problem that a camshaft or a journal is crushed or scratched due to friction between chippings and parts in the part rotating machining process of an existing machine tool. Comprising a machining base, a driving protection box, a clamping chuck, a center frame, a protection cover, a machining driving motor, a machining protection mechanism and a machining cleaning mechanism. The driving protection box is fixedly connected to the front portion of the machining base. The clamping chucks are rotationally connected to the inner side of the machining base. The center frames are welded to the inner side of the machining base. The protective covers are rotationally connected to the upper portion of the center frame. The processing driving motor is fixedly connected to the interior of the driving protection box; the processing protection mechanism is arranged in the driving protection box; according to the utility model, the cleanliness of the center frame is ensured, and the processing quality of the camshaft is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machining equipment, and more specifically, particularly relates to a special camshaft machining equipment protection device. Background Art

[0002] When processing the camshaft, it is generally necessary to use a chuck to clamp the forged steel shaft, then use a center stand to support the middle position of the forged steel shaft, and finally use a machine tool to turn and grind the forged steel shaft.

[0003] The existing application number is: CN202122918312.9. The utility model relates to the field of camshaft processing technology, and discloses a mechanical processing equipment based on camshaft grinding, including a grinding arm installed on a processing base, an adjusting frame and a transmission rod installed on the left side of the processing base, a group of adjusting clamps installed on the adjusting frame, and a positioning frame installed on the right side of the processing base; the mechanical processing equipment based on the camshaft grinding is convenient for fixing the camshaft from both ends through a group of adjusting clamps installed on both sides of the processing base to ensure the stability of the camshaft during grinding, and a screw is installed on the support frame, and the screw is screwed with the sliding bracket, so that the second servo motor drives the transmission bevel gear to rotate, and the rotating bevel gear drives the screw to rotate, and adjusts according to the size of the camshaft, thereby solving the problem of inconvenience in fixing camshafts of different sizes, poor stability, and easy errors during grinding.

[0004] Based on the above, the existing forged steel shaft camshaft often has iron chips scattered on the center frame during the early machining process, causing the chips to rub against the parts during the rotation of the machine tool, resulting in crushing or scratches on the camshaft or journal. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a special camshaft machining equipment protection device to solve the problem that iron chips are often scattered on the center frame during the early machining process of the existing forged steel shaft camshaft, resulting in friction between the chips and the parts during the rotating processing of the machine tool, causing the camshaft or the journal to be crushed or scratched.

[0006] The purpose and effect of the utility model of a special camshaft machining equipment protection device are achieved by the following specific technical means:

[0007] A special camshaft machining equipment protection device, comprising: a machining base, a drive protection box, a clamping chuck, a center frame, a protection cover, a center clamping piece, a machining drive motor, a machining protection mechanism and a machining cleaning mechanism;

[0008] The drive protection box is fixedly connected to the front of the machining base;

[0009] The clamping chucks are provided in two groups, and the two groups of clamping chucks are rotatably connected to the inner side of the machining base respectively;

[0010] The center frames are provided with two groups in total, and the two groups of center frames are respectively welded to the inner side of the machined base;

[0011] The protective covers are provided in two groups, and the two groups of protective covers are rotatably connected to the top of the central frame respectively;

[0012] The central clamping members are provided with two groups in total, and the two groups of central clamping members are respectively fixedly connected to the upper part of the central frame by bolts;

[0013] The processing drive motor is fixedly connected inside the drive protection box, and the rotating shaft of the processing drive motor is coaxially fixedly connected with a group of clamping chucks in front;

[0014] The processing protection mechanism is arranged inside the driving protection box;

[0015] There are two groups of processing and cleaning mechanisms, which are respectively arranged on the inner sides of the protective cover.

[0016] Further, the processing protection mechanism includes: a first protection gear, a first protection rack, a second protection rack, a second protection gear and a protection transmission shaft;

[0017] The first protective gear is coaxially fixedly connected to the rear of the rotating shaft of the processing drive motor;

[0018] The first protection rack is slidably connected to the interior of the driving protection box, and the first protection rack is meshed with the first protection gear;

[0019] The second protection rack is fixedly connected to the left side of the first protection rack, and the second protection rack is slidably connected to the inside of the driving protection box;

[0020] The second protection gear is rotatably connected to the interior of the driving protection box, and the second protection gear is meshed with the second protection rack;

[0021] The protection transmission shaft is coaxially fixedly connected to the rear end of the second protection gear, and the protection transmission shaft is coaxially fixedly connected to the two sets of protection covers.

[0022] Furthermore, the processing protection mechanism also includes: a protection return spring;

[0023] The right end of the protection return spring is fixedly connected to the inside of the driving protection box, and the left end of the protection return spring is fixedly connected to the first protection rack.

[0024] Furthermore, the processing cleaning mechanism includes: a cleaning limit groove, a cleaning scraper member and a cleaning magnetic suction member;

[0025] There are two groups of cleaning limit grooves, which are respectively opened on the inner side of the protective cover, and both groups of cleaning limit grooves are arc-shaped groove structures;

[0026] The cleaning scraper members are provided in two groups, and the two groups of cleaning scraper members are both slidably connected inside the cleaning limit groove, and the inner sides of the two groups of cleaning scraper members are in friction contact with the inner side of the protective cover;

[0027] The cleaning magnetic suction parts are provided in two groups, and the two groups of cleaning magnetic suction parts are respectively fixedly connected to the inner side of the protective cover.

[0028] Furthermore, the processing cleaning mechanism also includes: a cleaning connecting rod, a cleaning trigger rod, a cleaning trigger spring and a cleaning driving rod;

[0029] The cleaning connecting rods are provided in two groups, and the two groups of cleaning connecting rods are respectively fixedly connected to the outer sides of the cleaning scraper members;

[0030] The cleaning trigger rods are provided in two groups, and the two groups of cleaning trigger rods are respectively hinged on the outside of the cleaning connecting rod;

[0031] The cleaning trigger springs are provided in two groups, both of which are right-angle spring structures, and the two groups of cleaning trigger springs are respectively fixedly connected to the upper ends of the rotating shafts of the cleaning trigger rods;

[0032] The cleaning drive rods are arranged in two groups, and the two groups of cleaning drive rods are respectively fixedly connected to the outer periphery of the clamping chuck.

[0033] Furthermore, the processing and cleaning mechanism also includes: a reset connecting plate and a reset spring member;

[0034] The reset connecting plates are provided in two groups, and the two groups of reset connecting plates are respectively fixedly connected to the inner side of the cleaning scraper member;

[0035] There are two groups of reset spring members, the lower ends of the two groups of reset spring members are fixedly connected to the protective cover, the upper ends of the two groups of reset spring members are fixedly connected to the reset connecting plate, and the two groups of reset spring members are tilted.

[0036] Compared with the prior art, the utility model has the following beneficial effects:

[0037] The utility model arranges a processing protection mechanism. When the camshaft is processed, the processing drive motor is turned on, and the processing drive motor drives the first protection gear to rotate. The rotation of the first protection gear drives the second protection rack to move. The movement of the second protection rack drives the second protection gear to rotate. The rotation of the second protection gear drives the protection transmission shaft to rotate. The rotation of the protection transmission shaft drives the protection cover to flip. The flipping of the protection cover realizes the protection of the position of the center frame. At the same time, the cleaning magnetic suction piece arranged on the inner side of the protection cover realizes the adsorption of debris, avoids the debris from falling onto the center frame, avoids the debris from scratching the camshaft, ensures the cleanliness of the center frame, facilitates the next use of the center frame, and improves the processing quality of the camshaft.

[0038] The utility model arranges the processing cleaning mechanism, when the clamping chuck clamps the forged steel shaft and rotates, the rotation of the clamping chuck drives the cleaning drive rod to rotate, the cleaning drive rod rotates to squeeze the cleaning trigger rod, the cleaning trigger rod is squeezed and drives the cleaning scraper part to rotate, and at the same time the cleaning scraper part realizes reciprocating movement under the joint action of the reset spring part and the cleaning trigger spring. The reciprocating movement of the cleaning scraper part realizes the cleaning of the cleaning magnetic suction part, avoids the debris falling onto the center frame, facilitates the subsequent unified cleaning and recovery of the debris, and facilitates the workers to clean the entire machining equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0040] Figure 2 It is a schematic diagram of the protective cover structure of the utility model.

[0041] Figure 3 It is a schematic diagram of the second protection rack structure of the utility model.

[0042] Figure 4 It is a structural schematic diagram of the processing protection mechanism of the utility model.

[0043] Figure 5 It is a schematic diagram of the cleaning trigger spring structure of the utility model.

[0044] Figure 6 It is a structural schematic diagram of the processing and cleaning mechanism of the utility model.

[0045] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0046] 1. Machining base; 2. Driving protection box; 201. First protection gear; 202. First protection rack; 203. Second protection rack; 204. Second protection gear; 205. Protection transmission shaft; 206. Protection reset spring; 3. Clamping chuck; 4. Center frame; 5. Protection cover; 501. Cleaning limit groove; 502. Cleaning scraper piece; 503. Cleaning magnetic suction piece; 504. Cleaning connecting rod; 505. Cleaning trigger rod; 506. Cleaning trigger spring; 507. Cleaning driving rod; 508. Reset connecting plate; 509. Reset spring piece; 6. Center clamping piece; 7. Machining driving motor. DETAILED DESCRIPTION

[0047] The implementation of the utility model is further described in detail below with reference to the accompanying drawings and examples.

[0048] Embodiment 1:

[0049] As attached Figure 1 To Attachment Figure 4 As shown:

[0050] The utility model provides a special camshaft machining equipment protection device, comprising: a machining base 1, a driving protection box 2, a clamping chuck 3, a center frame 4, a protective cover 5, a center clamping piece 6, a machining driving motor 7 and a machining protection mechanism;

[0051] The driving protection box 2 is fixedly connected to the front of the machining base 1;

[0052] There are two groups of clamping chucks 3, and the two groups of clamping chucks 3 are rotatably connected to the inner side of the machining base 1 respectively;

[0053] There are two sets of center frames 4, and the two sets of center frames 4 are welded to the inner side of the machining base 1 respectively;

[0054] There are two groups of protective covers 5, and the two groups of protective covers 5 are rotatably connected to the top of the center frame 4 respectively;

[0055] There are two sets of central clamping members 6, and the two sets of central clamping members 6 are respectively fixedly connected to the top of the central frame 4 by bolts;

[0056] The processing drive motor 7 is fixedly connected to the inside of the driving protection box 2, and the rotating shaft of the processing drive motor 7 is coaxially fixedly connected to a group of clamping chucks 3 in front;

[0057] The processing protection mechanism is arranged inside the driving protection box 2 .

[0058] The processing protection mechanism includes: a first protection gear 201, a first protection rack 202, a second protection rack 203, a second protection gear 204, a protection transmission shaft 205 and a protection reset spring 206;

[0059] The first protection gear 201 is coaxially fixedly connected to the rear of the rotating shaft of the processing drive motor 7;

[0060] The first protection rack 202 is slidably connected to the interior of the driving protection box 2, and the first protection rack 202 is meshed with the first protection gear 201;

[0061] The second protection rack 203 is fixedly connected to the left side of the first protection rack 202, and the second protection rack 203 is slidably connected to the inside of the driving protection box 2;

[0062] The second protection gear 204 is rotatably connected to the interior of the driving protection box 2, and the second protection gear 204 is meshed with the second protection rack 203;

[0063] The protection transmission shaft 205 is coaxially fixedly connected to the rear end of the second protection gear 204, and the protection transmission shaft 205 is coaxially fixedly connected to the two sets of protection covers 5;

[0064] The right end of the protection return spring 206 is fixedly connected to the inside of the driving protection box 2 , and the left end of the protection return spring 206 is fixedly connected to the first protection rack 202 .

[0065] During use, when the camshaft needs to be processed, the camshaft is placed above the center frame 4, and then the clamping chuck 3 is used to clamp and fix the two ends of the camshaft. Finally, the center clamp 6 is connected to the center frame 4 to clamp the camshaft, and the processing drive motor 7 is turned on. The rotation of the shaft of the processing drive motor 7 drives the first protective gear 201 to rotate. The rotation of the first protective gear 201 drives the first protective rack 202 to move right. The first protective rack 202 moves right and drives the second protective rack 203 to move right. The second protective rack 203 moves right and drives the second protective gear 204 to rotate. The second protective gear 204 rotates and drives the protective transmission shaft 205 to rotate. The rotation of the protective transmission shaft 205 drives the two sets of protective covers 5 to flip. At this time, the protective cover 5 realizes the protection of the camshaft processing position, reduces the debris falling on the camshaft during the camshaft processing, and improves the production quality of the camshaft.

[0066] Embodiment 2:

[0067] The utility model provides a special camshaft machining equipment protection device, based on the first embodiment, such as Figures 1 to 6 As shown, it also includes a processing and cleaning mechanism, and two groups of processing and cleaning mechanisms are provided, and the two groups of processing and cleaning mechanisms are respectively provided on the inner side of the protective cover 5;

[0068] The processing cleaning mechanism includes: a cleaning limit groove 501, a cleaning scraper 502, a cleaning magnetic suction member 503, a cleaning connecting rod 504, a cleaning trigger rod 505, a cleaning trigger spring 506, a cleaning driving rod 507, a reset connecting plate 508 and a reset spring member 509;

[0069] There are two groups of cleaning limit grooves 501, which are respectively opened on the inner side of the protective cover 5, and both groups of cleaning limit grooves 501 are arc-shaped groove structures;

[0070] There are two groups of cleaning scraper members 502, both of which are slidably connected to the inside of the cleaning limit groove 501, and the inner sides of the two groups of cleaning scraper members 502 are in friction contact with the inner side of the protective cover 5;

[0071] There are two groups of cleaning magnetic suction members 503, and the two groups of cleaning magnetic suction members 503 are respectively fixedly connected to the inner side of the protective cover 5;

[0072] There are two groups of cleaning connecting rods 504, and the two groups of cleaning connecting rods 504 are respectively fixedly connected to the outer sides of the cleaning scraper member 502;

[0073] There are two groups of cleaning trigger rods 505, and the two groups of cleaning trigger rods 505 are respectively hinged on the outside of the cleaning connecting rod 504;

[0074] There are two groups of cleaning trigger springs 506, both of which are right-angle spring structures. The two groups of cleaning trigger springs 506 are respectively fixedly connected to the upper ends of the rotating shafts of the cleaning trigger rods 505;

[0075] There are two groups of cleaning drive rods 507, and the two groups of cleaning drive rods 507 are respectively fixedly connected to the outer periphery of the clamping chuck 3;

[0076] There are two sets of reset connection plates 508, and the two sets of reset connection plates 508 are respectively fixedly connected to the inner side of the cleaning scraper member 502;

[0077] There are two groups of reset spring members 509 , the lower ends of the two groups of reset spring members 509 are fixedly connected to the protective cover 5 , the upper ends of the two groups of reset spring members 509 are fixedly connected to the reset connecting plate 508 , and the two groups of reset spring members 509 are tilted.

[0078] When the cleaning rod 505 is in the cleaning state, the cleaning drive rod 507 is rotated to move to the left, and the cleaning drive rod 507 rotates to push the cleaning trigger rod 505 to the left. The cleaning trigger rod 505 moves to the left, driving the cleaning scraper member 502 to move to the left. The cleaning scraper member 502 moves to the left to scrape off the debris adsorbed by the cleaning magnetic suction member 503, thereby preventing the debris from falling on the center frame 4. At the same time, when the cleaning trigger rod 505 moves to the left at the end of the cleaning limit groove 501, the cleaning trigger rod 505 is squeezed and rotated. At this time, the cleaning drive rod 507 rotates past the position of the cleaning trigger rod 505. At this time, the cleaning trigger rod 505 is reset under the action of the cleaning trigger spring 506. At the same time, under the action of the reset spring member 509, the cleaning scraper member 502 is reset, thereby achieving the cleaning of the cleaning magnetic suction member 503 again.

Claims

1. A special camshaft machining equipment protection device, comprising: A machining base (1), a drive protection box (2), a clamping chuck (3), a center frame (4), a protective cover (5), a center clamping member (6), a machining drive motor (7), a machining protection mechanism and a machining cleaning mechanism; the drive protection box (2) is fixedly connected to the front of the machining base (1); the clamping chuck (3) is provided in two groups, and the two groups of clamping chucks (3) are respectively rotatably connected to the inner side of the machining base (1); the characteristic is that: the center frame (4) is provided in two groups, and the two groups of center frames (4) are respectively welded to the inner side of the machining base (1); the protective cover (5) Two groups are provided, and the two groups of protective covers (5) are rotatably connected to the top of the center frame (4); two groups of central clamping members (6) are provided, and the two groups of central clamping members (6) are fixedly connected to the top of the center frame (4) by bolts; the processing drive motor (7) is fixedly connected to the inside of the driving protection box (2), and the rotating shaft of the processing drive motor (7) is coaxially fixedly connected to a group of clamping chucks (3) in front; the processing protection mechanism is provided inside the driving protection box (2); and two groups of processing cleaning mechanisms are provided, and the two groups of processing cleaning mechanisms are respectively provided on the inner side of the protective cover (5).

2. A special camshaft machining equipment protection device as claimed in claim 1, characterized in that: The processing protection mechanism comprises: a first protection gear (201), a first protection rack (202), a second protection rack (203), a second protection gear (204) and a protection transmission shaft (205); the first protection gear (201) is coaxially fixedly connected to the rear of the rotating shaft of the processing drive motor (7); the first protection rack (202) is slidably connected to the inside of the driving protection box (2), and the first protection rack (202) is meshed with the first protection gear (201); the second protection rack (203) is fixedly connected to the left side of the first protection rack (202), and the second protection rack (203) is slidably connected to the inside of the driving protection box (2); the second protection gear (204) is rotatably connected to the inside of the driving protection box (2), and the second protection gear (204) is meshed with the second protection rack (203); the protection transmission shaft (205) is coaxially fixedly connected to the rear end of the second protection gear (204), and the protection transmission shaft (205) is coaxially fixedly connected to both sets of protection covers (5).

3. A special camshaft machining equipment protection device as claimed in claim 2, characterized in that: The processing protection mechanism also includes: a protection reset spring (206); the right end of the protection reset spring (206) is fixedly connected to the inside of the driving protection box (2), and the left end of the protection reset spring (206) is fixedly connected to the first protection rack (202).

4. A special camshaft machining equipment protection device as claimed in claim 1, characterized in that: The processing cleaning mechanism comprises: a cleaning limit groove (501), a cleaning scraper (502) and a cleaning magnetic attraction member (503); the cleaning limit groove (501) is provided in two groups, the two groups of cleaning limit grooves (501) are respectively opened on the inner side of the protective cover (5), and the two groups of cleaning limit grooves (501) are both arc-shaped groove structures; the cleaning scraper member (502) is provided in two groups, the two groups of cleaning scraper members (502) are both slidably connected to the inside of the cleaning limit groove (501), and the inner sides of the two groups of cleaning scraper members (502) are in frictional contact with the inner side of the protective cover (5); the cleaning magnetic attraction member (503) is provided in two groups, the two groups of cleaning magnetic attraction members (503) are respectively fixedly connected to the inner side of the protective cover (5).

5. A special camshaft machining equipment protection device as claimed in claim 4, characterized in that: The processing cleaning mechanism also includes: a cleaning connecting rod (504), a cleaning trigger rod (505), a cleaning trigger spring (506) and a cleaning driving rod (507); the cleaning connecting rod (504) is provided in two groups, and the two groups of cleaning connecting rods (504) are respectively fixedly connected to the outer side of the cleaning scraper (502); the cleaning trigger rod (505) is provided in two groups, and the two groups of cleaning trigger rods (505) are respectively hinged to the outer side of the cleaning connecting rod (504); the cleaning trigger spring (506) is provided in two groups, and the two groups of cleaning trigger springs (506) are both right-angle spring structures, and the two groups of cleaning trigger springs (506) are respectively fixedly connected to the upper end of the rotating shaft of the cleaning trigger rod (505); the cleaning driving rod (507) is provided in two groups, and the two groups of cleaning driving rods (507) are respectively fixedly connected to the outer periphery of the clamping chuck (3).

6. A special camshaft machining equipment protection device as claimed in claim 5, characterized in that: The processing cleaning mechanism also includes: a reset connecting plate (508) and a reset spring member (509); the reset connecting plates (508) are provided in two groups, and the two groups of reset connecting plates (508) are respectively fixedly connected to the inner side of the cleaning scraper member (502); the reset spring members (509) are provided in two groups, the lower ends of the two groups of reset spring members (509) are fixedly connected to the protective cover (5), the upper ends of the two groups of reset spring members (509) are fixedly connected to the reset connecting plate (508), and the two groups of reset spring members (509) are arranged obliquely.

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